/* ==========================================================================
   SHRTCT CRM - Main Stylesheet
   A modern, minimalist CRM system
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES & RESET
   -------------------------------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* --- Colors (Apple-inspired) --- */
    --color-primary:        #007AFF;
    --color-primary-hover:  #0063D1;
    --color-primary-light:  #E8F2FF;
    --color-primary-ring:   rgba(0, 122, 255, 0.25);

    --color-bg:             #F5F5F7;
    --color-surface:        #FFFFFF;
    --color-surface-hover:  #FAFAFA;
    --color-surface-alt:    #F0F0F2;

    --color-text:           #1D1D1F;
    --color-text-secondary: #6E6E73;
    --color-text-label:     #3A3A3C;
    --color-text-muted:     #AEAEB2;
    --color-text-inverse:   #FFFFFF;

    --color-border:         #D2D2D7;
    --color-border-input:   #C7C7CC;
    --color-border-focus:   #007AFF;

    --color-danger:         #FF3B30;
    --color-danger-hover:   #D70015;
    --color-danger-light:   #FFE5E5;
    --color-success:        #34C759;
    --color-success-light:  #DBF5E3;
    --color-warning:        #FF9500;
    --color-warning-light:  #FFF3D6;
    --color-info:           #007AFF;
    --color-info-light:     #E0EDFF;

    /* Badge: Lead */
    --badge-lead-bg:        #E0EDFF;
    --badge-lead-color:     #0055D4;

    /* Badge: Prospect */
    --badge-prospect-bg:    #FFF3D6;
    --badge-prospect-color: #8A5600;

    /* Badge: Customer */
    --badge-customer-bg:    #DBF5E3;
    --badge-customer-color: #0A6B2E;

    /* Badge: Inactive */
    --badge-inactive-bg:    #F0F0F2;
    --badge-inactive-color: #6E6E73;

    /* Badge: Priority */
    --badge-low-bg:         #F0F0F2;
    --badge-low-color:      #6E6E73;
    --badge-medium-bg:      #E0EDFF;
    --badge-medium-color:   #0055D4;
    --badge-high-bg:        #FFF3D6;
    --badge-high-color:     #8A5600;
    --badge-urgent-bg:      #FFE5E5;
    --badge-urgent-color:   #C5000A;

    /* --- Typography (Apple system font stack) --- */
    --font-family:          -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --font-size-xs:         11px;
    --font-size-sm:         13px;
    --font-size-base:       14px;
    --font-size-md:         15px;
    --font-size-lg:         18px;
    --font-size-xl:         22px;
    --font-size-2xl:        28px;
    --font-size-3xl:        36px;

    /* --- Spacing --- */
    --space-1:  4px;
    --space-2:  8px;
    --space-3:  12px;
    --space-4:  16px;
    --space-5:  20px;
    --space-6:  24px;
    --space-8:  32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;

    /* --- Border Radius (Apple-style rounded) --- */
    --radius-sm:   6px;
    --radius-md:   10px;
    --radius-lg:   14px;
    --radius-xl:   20px;
    --radius-full: 9999px;

    /* --- Shadows (Apple-style soft, layered) --- */
    --shadow-xs:  0 0.5px 1px rgba(0, 0, 0, 0.04);
    --shadow-sm:  0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md:  0 4px 14px rgba(0, 0, 0, 0.06), 0 2px 6px rgba(0, 0, 0, 0.04);
    --shadow-lg:  0 8px 30px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
    --shadow-xl:  0 20px 60px rgba(0, 0, 0, 0.10), 0 8px 20px rgba(0, 0, 0, 0.06);

    /* --- Layout --- */
    --sidebar-width:   260px;
    --header-height:   64px;
    --content-padding: 32px;

    /* --- Transitions (Apple-style smooth) --- */
    --transition-fast:   180ms cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-base:   250ms cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-slow:   350ms cubic-bezier(0.25, 0.1, 0.25, 1);

    /* --- Z-index layers --- */
    --z-dropdown:  100;
    --z-sticky:    200;
    --z-overlay:   900;
    --z-modal:     1000;
    --z-toast:     1100;
}

/* --- Reset --- */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    letter-spacing: -0.01em;
}

img,
svg {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

ul,
ol {
    list-style: none;
}

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
    color: inherit;
    border: none;
    outline: none;
    background: none;
}

table {
    border-collapse: collapse;
    width: 100%;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-md); }
h6 { font-size: var(--font-size-base); }


/* --------------------------------------------------------------------------
   2. LAYOUT
   -------------------------------------------------------------------------- */

.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--content-padding);
    height: var(--header-height);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.content-header__left {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.content-header__right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.content-body {
    padding: var(--content-padding);
    flex: 1;
}

.page-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.page-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-1);
}

.hamburger-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--color-text);
    transition: background var(--transition-fast);
}

.hamburger-btn:hover {
    background: var(--color-surface-alt);
}


/* --------------------------------------------------------------------------
   3. SIDEBAR
   -------------------------------------------------------------------------- */

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--color-surface);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    z-index: var(--z-sticky);
    transition: transform var(--transition-slow);
    overflow: hidden;
}

.sidebar__brand {
    padding: var(--space-6) var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.sidebar__brand-logo {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-inverse);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.sidebar__brand-name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
}

.sidebar__nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-3) var(--space-3);
}

.sidebar__section {
    margin-bottom: var(--space-5);
}

.sidebar__section-title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    padding: var(--space-2) var(--space-5);
    margin-bottom: var(--space-1);
}

.sidebar__divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--space-3) var(--space-5);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-weight: 450;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: 2px;
    position: relative;
}

.nav-link i,
.nav-link .nav-icon {
    width: 20px;
    text-align: center;
    font-size: var(--font-size-md);
    flex-shrink: 0;
}

.nav-link:hover {
    background: var(--color-primary-light);
    color: var(--color-text);
}

.nav-link.active {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    font-weight: 500;
}

.nav-link.active i,
.nav-link.active .nav-icon {
    color: var(--color-text-inverse);
}

.nav-link__badge {
    margin-left: auto;
    background: var(--color-danger);
    color: var(--color-text-inverse);
    font-size: 10px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
    line-height: 1.4;
}

.nav-link.active .nav-link__badge {
    background: rgba(255, 255, 255, 0.25);
}

.sidebar__user {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.sidebar__user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--color-surface-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    flex-shrink: 0;
    overflow: hidden;
}

.sidebar__user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar__user-info {
    flex: 1;
    min-width: 0;
}

.sidebar__user-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar__user-role {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.sidebar__user-menu {
    cursor: pointer;
    color: var(--color-text-muted);
    padding: var(--space-1);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast);
}

.sidebar__user-menu:hover {
    color: var(--color-text);
}

/* Sidebar overlay for mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: calc(var(--z-sticky) - 1);
}


/* --------------------------------------------------------------------------
   4. CARDS
   -------------------------------------------------------------------------- */

.card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--space-6);
}

.card--flat {
    box-shadow: none;
    border: 1px solid var(--color-border);
}

.card--hover {
    transition: box-shadow var(--transition-base), transform var(--transition-base);
    cursor: pointer;
}

.card--hover:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--space-4);
    margin-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.card-header__title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
}

.card-header__subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: 2px;
}

.card-header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.card-body {
    /* default: inherits padding from .card */
}

.card-footer {
    padding-top: var(--space-4);
    margin-top: var(--space-4);
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
}

/* Stat card */
.stat-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.stat-card__icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
}

.stat-card__icon--blue {
    background: var(--color-info-light);
    color: var(--color-primary);
}

.stat-card__icon--green {
    background: var(--color-success-light);
    color: var(--color-success);
}

.stat-card__icon--yellow {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.stat-card__icon--red {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.stat-card__value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
}

.stat-card__label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: 450;
}

.stat-card__change {
    font-size: var(--font-size-xs);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: var(--space-1);
}

.stat-card__change--up {
    color: var(--color-success);
}

.stat-card__change--down {
    color: var(--color-danger);
}


/* --------------------------------------------------------------------------
   5. TABLES
   -------------------------------------------------------------------------- */

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.table {
    width: 100%;
    border-collapse: collapse;
    white-space: nowrap;
}

.table thead th {
    background: var(--color-surface-alt);
    text-transform: uppercase;
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--color-text-secondary);
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
}

.table thead th:first-child {
    border-top-left-radius: var(--radius-lg);
}

.table thead th:last-child {
    border-top-right-radius: var(--radius-lg);
}

.table tbody td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: var(--font-size-base);
    vertical-align: middle;
}

.table tbody tr:last-child td {
    border-bottom: none;
}

.table tbody tr {
    transition: background var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--color-surface-hover);
}

.table tbody tr.selected {
    background: var(--color-primary-light);
}

/* Table cell helpers */
.table__cell-primary {
    font-weight: 500;
    color: var(--color-text);
}

.table__cell-secondary {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.table__actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.table__checkbox {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.table__sort-icon {
    display: inline-flex;
    margin-left: var(--space-1);
    opacity: 0.4;
}

.table thead th:hover .table__sort-icon {
    opacity: 0.8;
}

/* Table pagination */
.table-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-4);
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
    border-bottom-left-radius: var(--radius-lg);
    border-bottom-right-radius: var(--radius-lg);
}

.table-pagination__info {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.table-pagination__controls {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.table-pagination__btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.table-pagination__btn:hover {
    background: var(--color-surface-alt);
    color: var(--color-text);
}

.table-pagination__btn.active {
    background: var(--color-primary);
    color: var(--color-text-inverse);
}

.table-pagination__btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}


/* --------------------------------------------------------------------------
   6. FORMS
   -------------------------------------------------------------------------- */

.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-weight: 500;
    font-size: var(--font-size-base);
    color: var(--color-text-label);
    margin-bottom: 6px;
}

.form-label--required::after {
    content: ' *';
    color: var(--color-danger);
}

.form-input,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    border: 1px solid var(--color-border-input);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-surface);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px var(--color-primary-ring);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    background: var(--color-surface-alt);
    color: var(--color-text-muted);
    cursor: not-allowed;
}

.form-input--error,
.form-select--error,
.form-textarea--error {
    border-color: var(--color-danger);
}

.form-input--error:focus,
.form-select--error:focus,
.form-textarea--error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%2364748B' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 10px center;
    background-repeat: no-repeat;
    background-size: 20px;
    padding-right: 40px;
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-hint {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}

.form-error {
    font-size: var(--font-size-sm);
    color: var(--color-danger);
    margin-top: var(--space-1);
}

.form-row {
    display: flex;
    gap: var(--space-4);
}

.form-row > .form-group {
    flex: 1;
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    font-size: var(--font-size-base);
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
    flex-shrink: 0;
}

/* Toggle switch */
.form-toggle {
    position: relative;
    width: 44px;
    height: 24px;
    cursor: pointer;
}

.form-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.form-toggle__slider {
    position: absolute;
    inset: 0;
    background: var(--color-border-input);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

.form-toggle__slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-surface);
    top: 3px;
    left: 3px;
    transition: transform var(--transition-fast);
    box-shadow: var(--shadow-xs);
}

.form-toggle input:checked + .form-toggle__slider {
    background: var(--color-primary);
}

.form-toggle input:checked + .form-toggle__slider::before {
    transform: translateX(20px);
}

.form-toggle input:focus + .form-toggle__slider {
    box-shadow: 0 0 0 3px var(--color-primary-ring);
}


/* --------------------------------------------------------------------------
   7. BUTTONS
   -------------------------------------------------------------------------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--font-size-base);
    line-height: 1.4;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Primary */
.btn-primary {
    background: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-primary:hover {
    background: var(--color-primary-hover);
}

.btn-primary:active {
    background: #1D4ED8;
}

/* Secondary */
.btn-secondary {
    background: var(--color-surface-alt);
    color: var(--color-text-label);
}

.btn-secondary:hover {
    background: var(--color-border);
}

.btn-secondary:active {
    background: #CBD5E1;
}

/* Outline */
.btn-outline {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-text);
}

.btn-outline:hover {
    background: var(--color-surface-alt);
}

/* Ghost */
.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn-ghost:hover {
    background: var(--color-surface-alt);
    color: var(--color-text);
}

/* Danger */
.btn-danger {
    background: var(--color-danger);
    color: var(--color-text-inverse);
}

.btn-danger:hover {
    background: var(--color-danger-hover);
}

.btn-danger:active {
    background: #B91C1C;
}

/* Sizes */
.btn-sm {
    padding: 6px 14px;
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: 14px 28px;
    font-size: var(--font-size-md);
}

/* Icon button */
.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon.btn-sm {
    width: 32px;
    height: 32px;
}

.btn-icon.btn-lg {
    width: 48px;
    height: 48px;
}

/* Button group */
.btn-group {
    display: flex;
    gap: var(--space-2);
}


/* --------------------------------------------------------------------------
   8. BADGES / STATUS TAGS
   -------------------------------------------------------------------------- */

.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 500;
    line-height: 1.4;
    white-space: nowrap;
}

/* Status badges */
.badge-lead {
    background: var(--badge-lead-bg);
    color: var(--badge-lead-color);
}

.badge-prospect {
    background: var(--badge-prospect-bg);
    color: var(--badge-prospect-color);
}

.badge-customer {
    background: var(--badge-customer-bg);
    color: var(--badge-customer-color);
}

.badge-inactive {
    background: var(--badge-inactive-bg);
    color: var(--badge-inactive-color);
}

/* Priority badges */
.badge-low {
    background: var(--badge-low-bg);
    color: var(--badge-low-color);
}

.badge-medium {
    background: var(--badge-medium-bg);
    color: var(--badge-medium-color);
}

.badge-high {
    background: var(--badge-high-bg);
    color: var(--badge-high-color);
}

.badge-urgent {
    background: var(--badge-urgent-bg);
    color: var(--badge-urgent-color);
}

/* Additional semantic badges */
.badge-success {
    background: var(--color-success-light);
    color: var(--color-success);
}

.badge-danger {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.badge-info {
    background: var(--color-info-light);
    color: var(--color-primary);
}

.badge-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

/* Small dot badge */
.badge-dot {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-sm);
}

.badge-dot::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.badge-dot--green::before  { background: var(--color-success); }
.badge-dot--red::before    { background: var(--color-danger); }
.badge-dot--blue::before   { background: var(--color-primary); }
.badge-dot--yellow::before { background: var(--color-warning); }
.badge-dot--gray::before   { background: var(--color-text-muted); }


/* --------------------------------------------------------------------------
   9. MODAL
   -------------------------------------------------------------------------- */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    max-width: 560px;
    width: 100%;
    box-shadow: var(--shadow-xl);
    transform: translateY(16px) scale(0.98);
    transition: transform var(--transition-slow);
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal--lg {
    max-width: 720px;
}

.modal--sm {
    max-width: 400px;
}

.modal__close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    z-index: 1;
}

.modal__close:hover {
    background: var(--color-surface-alt);
    color: var(--color-text);
}

.modal__header {
    padding: var(--space-6) var(--space-6) var(--space-4);
    flex-shrink: 0;
}

.modal__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    padding-right: var(--space-8);
}

.modal__description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-1);
}

.modal__body {
    padding: 0 var(--space-6);
    overflow-y: auto;
    flex: 1;
}

.modal__footer {
    padding: var(--space-4) var(--space-6) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    flex-shrink: 0;
}


/* --------------------------------------------------------------------------
   10. CALENDAR
   -------------------------------------------------------------------------- */

.calendar {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.calendar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.calendar__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.calendar__nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.calendar__nav-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.calendar__nav-btn:hover {
    background: var(--color-surface-alt);
    color: var(--color-text);
}

.calendar__weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    border-bottom: 1px solid var(--color-border);
}

.calendar__weekday {
    padding: var(--space-3) var(--space-2);
    text-align: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.calendar__grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.calendar__day {
    min-height: 100px;
    padding: var(--space-2);
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.calendar__day:nth-child(7n) {
    border-right: none;
}

.calendar__day:hover {
    background: var(--color-surface-hover);
}

.calendar__day--outside {
    opacity: 0.35;
}

.calendar__day--today {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
}

.calendar__day--today:hover {
    background: #DBEAFE;
}

.calendar__day-number {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-1);
}

.calendar__day--today .calendar__day-number {
    color: var(--color-primary);
    font-weight: 700;
}

.calendar__event {
    display: block;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 500;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.6;
}

.calendar__event--blue {
    background: var(--color-info-light);
    color: var(--color-primary);
}

.calendar__event--green {
    background: var(--color-success-light);
    color: #065F46;
}

.calendar__event--yellow {
    background: var(--color-warning-light);
    color: #92400E;
}

.calendar__event--red {
    background: var(--color-danger-light);
    color: #991B1B;
}

/* Event dots (compact view) */
.calendar__event-dots {
    display: flex;
    gap: 3px;
    margin-top: var(--space-1);
}

.calendar__event-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.calendar__event-dot--blue   { background: var(--color-primary); }
.calendar__event-dot--green  { background: var(--color-success); }
.calendar__event-dot--yellow { background: var(--color-warning); }
.calendar__event-dot--red    { background: var(--color-danger); }


/* --------------------------------------------------------------------------
   11. PIPELINE / KANBAN BOARD
   -------------------------------------------------------------------------- */

.pipeline {
    display: flex;
    gap: var(--space-4);
    overflow-x: auto;
    padding-bottom: var(--space-4);
    min-height: 400px;
}

.pipeline__column {
    min-width: 280px;
    max-width: 320px;
    background: var(--color-surface-alt);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}

.pipeline__column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
    padding: 0 var(--space-1);
}

.pipeline__column-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.pipeline__column-count {
    background: var(--color-border);
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    min-width: 24px;
    text-align: center;
}

.pipeline__column-actions {
    cursor: pointer;
    color: var(--color-text-muted);
    padding: var(--space-1);
    border-radius: var(--radius-sm);
}

.pipeline__column-actions:hover {
    color: var(--color-text);
}

.pipeline__cards {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    min-height: 80px;
}

.pipeline__card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    box-shadow: var(--shadow-xs);
    cursor: grab;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
    border: 1px solid transparent;
}

.pipeline__card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.pipeline__card.dragging {
    opacity: 0.6;
    box-shadow: var(--shadow-lg);
    transform: rotate(2deg);
    border-color: var(--color-primary);
}

.pipeline__card-title {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-1);
}

.pipeline__card-company {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.pipeline__card-value {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
}

.pipeline__card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-3);
    padding-top: var(--space-2);
    border-top: 1px solid var(--color-border);
}

.pipeline__card-date {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.pipeline__card-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-surface-alt);
    font-size: 10px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
}

.pipeline__add-card {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
    margin-top: var(--space-2);
}

.pipeline__add-card:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-primary-light);
}

/* Dropzone indicator */
.pipeline__cards.dragover {
    background: var(--color-primary-light);
    border-radius: var(--radius-md);
    border: 2px dashed var(--color-primary);
}


/* --------------------------------------------------------------------------
   12. DASHBOARD WIDGETS
   -------------------------------------------------------------------------- */

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.dashboard-grid--3col {
    grid-template-columns: repeat(3, 1fr);
}

.dashboard-grid--2col {
    grid-template-columns: repeat(2, 1fr);
}

.widget-full {
    grid-column: 1 / -1;
}

.widget-span-2 {
    grid-column: span 2;
}

.widget-span-3 {
    grid-column: span 3;
}

/* Activity feed */
.activity-feed {
    list-style: none;
}

.activity-feed__item {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    position: relative;
}

.activity-feed__item:not(:last-child) {
    border-bottom: 1px solid var(--color-border);
}

.activity-feed__icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-surface-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.activity-feed__content {
    flex: 1;
    min-width: 0;
}

.activity-feed__text {
    font-size: var(--font-size-base);
    color: var(--color-text);
    line-height: 1.5;
}

.activity-feed__text strong {
    font-weight: 600;
}

.activity-feed__time {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: 2px;
}

/* Chart container */
.chart-container {
    width: 100%;
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.chart-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    min-height: 200px;
}


/* --------------------------------------------------------------------------
   13. SEARCH BAR
   -------------------------------------------------------------------------- */

.search-bar {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.search-bar__icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    font-size: var(--font-size-base);
    pointer-events: none;
}

.search-bar__input {
    width: 100%;
    padding: 10px 14px 10px 42px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: var(--font-size-base);
    background: var(--color-surface-alt);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.search-bar__input::placeholder {
    color: var(--color-text-muted);
}

.search-bar__input:focus {
    background: var(--color-surface);
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px var(--color-primary-ring);
}

.search-bar__clear {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.search-bar__clear:hover {
    background: var(--color-border);
    color: var(--color-text);
}

.search-bar__input:not(:placeholder-shown) ~ .search-bar__clear {
    display: flex;
}

/* Search results dropdown */
.search-results {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
    max-height: 360px;
    overflow-y: auto;
    display: none;
}

.search-results.active {
    display: block;
    animation: fadeIn var(--transition-fast);
}

.search-results__group-title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--space-3) var(--space-4) var(--space-1);
}

.search-results__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.search-results__item:hover {
    background: var(--color-surface-alt);
}

.search-results__item-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    background: var(--color-surface-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.search-results__item-text {
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.search-results__item-meta {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.search-results__empty {
    padding: var(--space-8) var(--space-4);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}


/* --------------------------------------------------------------------------
   14. NOTIFICATIONS / TOAST
   -------------------------------------------------------------------------- */

.toast-container {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    min-width: 320px;
    max-width: 440px;
    padding: var(--space-4) var(--space-5);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--color-border);
    pointer-events: auto;
    animation: slideInRight var(--transition-slow) ease;
}

.toast--success {
    border-left-color: var(--color-success);
}

.toast--error {
    border-left-color: var(--color-danger);
}

.toast--info {
    border-left-color: var(--color-primary);
}

.toast--warning {
    border-left-color: var(--color-warning);
}

.toast__icon {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-md);
    margin-top: 1px;
}

.toast--success .toast__icon { color: var(--color-success); }
.toast--error .toast__icon   { color: var(--color-danger); }
.toast--info .toast__icon    { color: var(--color-primary); }
.toast--warning .toast__icon { color: var(--color-warning); }

.toast__content {
    flex: 1;
    min-width: 0;
}

.toast__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
}

.toast__message {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: 2px;
}

.toast__close {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.toast__close:hover {
    background: var(--color-surface-alt);
    color: var(--color-text);
}

/* Toast exit animation */
.toast--exiting {
    animation: slideOutRight var(--transition-base) ease forwards;
}


/* --------------------------------------------------------------------------
   15. ANIMATIONS
   -------------------------------------------------------------------------- */

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to   { opacity: 0; }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.5; }
}

/* Skeleton loading */
@keyframes shimmer {
    0%   { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.skeleton {
    background: linear-gradient(
        90deg,
        var(--color-surface-alt) 25%,
        var(--color-border) 50%,
        var(--color-surface-alt) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.8s ease-in-out infinite;
    border-radius: var(--radius-md);
}

.skeleton--text {
    height: 14px;
    width: 100%;
    margin-bottom: var(--space-2);
}

.skeleton--text-sm {
    height: 10px;
    width: 60%;
}

.skeleton--circle {
    border-radius: 50%;
}

.skeleton--card {
    height: 120px;
    width: 100%;
}

/* Spinner */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.spinner--sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

.spinner--lg {
    width: 40px;
    height: 40px;
    border-width: 4px;
}

/* Animate utility classes */
.animate-fade-in {
    animation: fadeIn var(--transition-base);
}

.animate-slide-in {
    animation: slideIn var(--transition-slow);
}

.animate-slide-up {
    animation: slideUp var(--transition-slow);
}

.animate-scale-in {
    animation: scaleIn var(--transition-base);
}


/* --------------------------------------------------------------------------
   16. CUSTOM SCROLLBAR
   -------------------------------------------------------------------------- */

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: #CBD5E1;
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}


/* --------------------------------------------------------------------------
   17. LOGIN PAGE
   -------------------------------------------------------------------------- */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    background:
        radial-gradient(ellipse at 20% 50%, rgba(59, 130, 246, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(59, 130, 246, 0.04) 0%, transparent 50%),
        var(--color-bg);
}

.login-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--space-10) var(--space-10);
    width: 100%;
    max-width: 420px;
    animation: slideUp var(--transition-slow) ease;
}

.login-card__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
}

.login-card__logo-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-inverse);
    font-weight: 700;
    font-size: var(--font-size-xl);
}

.login-card__logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
}

.login-card__title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-2);
}

.login-card__subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: var(--space-8);
}

.login-card__form .form-group {
    margin-bottom: var(--space-5);
}

.login-card__options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    font-size: var(--font-size-sm);
}

.login-card__forgot {
    color: var(--color-primary);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.login-card__forgot:hover {
    color: var(--color-primary-hover);
}

.login-card__submit {
    width: 100%;
    margin-bottom: var(--space-6);
}

.login-card__divider {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.login-card__divider::before,
.login-card__divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
}

.login-card__social {
    display: flex;
    gap: var(--space-3);
}

.login-card__social .btn {
    flex: 1;
}

.login-card__footer {
    text-align: center;
    margin-top: var(--space-6);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.login-card__footer a {
    color: var(--color-primary);
    font-weight: 500;
}

.login-card__footer a:hover {
    color: var(--color-primary-hover);
}


/* --------------------------------------------------------------------------
   18. UTILITIES
   -------------------------------------------------------------------------- */

/* --- Display / Flex --- */
.flex           { display: flex; }
.inline-flex    { display: inline-flex; }
.flex-col       { flex-direction: column; }
.flex-row       { flex-direction: row; }
.flex-wrap      { flex-wrap: wrap; }
.flex-1         { flex: 1; }
.flex-shrink-0  { flex-shrink: 0; }

.items-start    { align-items: flex-start; }
.items-center   { align-items: center; }
.items-end      { align-items: flex-end; }
.items-stretch  { align-items: stretch; }

.justify-start      { justify-content: flex-start; }
.justify-center     { justify-content: center; }
.justify-end        { justify-content: flex-end; }
.justify-between    { justify-content: space-between; }
.justify-around     { justify-content: space-around; }

.self-start     { align-self: flex-start; }
.self-center    { align-self: center; }
.self-end       { align-self: flex-end; }

/* --- Gap --- */
.gap-1  { gap: var(--space-1); }
.gap-2  { gap: var(--space-2); }
.gap-3  { gap: var(--space-3); }
.gap-4  { gap: var(--space-4); }
.gap-5  { gap: var(--space-5); }
.gap-6  { gap: var(--space-6); }
.gap-8  { gap: var(--space-8); }

/* --- Grid --- */
.grid       { display: grid; }
.grid-2     { grid-template-columns: repeat(2, 1fr); }
.grid-3     { grid-template-columns: repeat(3, 1fr); }
.grid-4     { grid-template-columns: repeat(4, 1fr); }

/* --- Spacing: Margin --- */
.m-0  { margin: 0; }
.m-1  { margin: var(--space-1); }
.m-2  { margin: var(--space-2); }
.m-3  { margin: var(--space-3); }
.m-4  { margin: var(--space-4); }

.mt-0  { margin-top: 0; }
.mt-1  { margin-top: var(--space-1); }
.mt-2  { margin-top: var(--space-2); }
.mt-3  { margin-top: var(--space-3); }
.mt-4  { margin-top: var(--space-4); }
.mt-5  { margin-top: var(--space-5); }
.mt-6  { margin-top: var(--space-6); }
.mt-8  { margin-top: var(--space-8); }

.mb-0  { margin-bottom: 0; }
.mb-1  { margin-bottom: var(--space-1); }
.mb-2  { margin-bottom: var(--space-2); }
.mb-3  { margin-bottom: var(--space-3); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-5  { margin-bottom: var(--space-5); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }

.ml-0  { margin-left: 0; }
.ml-1  { margin-left: var(--space-1); }
.ml-2  { margin-left: var(--space-2); }
.ml-3  { margin-left: var(--space-3); }
.ml-4  { margin-left: var(--space-4); }
.ml-auto { margin-left: auto; }

.mr-0  { margin-right: 0; }
.mr-1  { margin-right: var(--space-1); }
.mr-2  { margin-right: var(--space-2); }
.mr-3  { margin-right: var(--space-3); }
.mr-4  { margin-right: var(--space-4); }
.mr-auto { margin-right: auto; }

.mx-auto { margin-left: auto; margin-right: auto; }

/* --- Spacing: Padding --- */
.p-0  { padding: 0; }
.p-1  { padding: var(--space-1); }
.p-2  { padding: var(--space-2); }
.p-3  { padding: var(--space-3); }
.p-4  { padding: var(--space-4); }
.p-5  { padding: var(--space-5); }
.p-6  { padding: var(--space-6); }
.p-8  { padding: var(--space-8); }

.pt-0  { padding-top: 0; }
.pt-4  { padding-top: var(--space-4); }
.pt-6  { padding-top: var(--space-6); }

.pb-0  { padding-bottom: 0; }
.pb-4  { padding-bottom: var(--space-4); }
.pb-6  { padding-bottom: var(--space-6); }

.px-4  { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-6  { padding-left: var(--space-6); padding-right: var(--space-6); }

.py-2  { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-4  { padding-top: var(--space-4); padding-bottom: var(--space-4); }

/* --- Typography --- */
.text-xs    { font-size: var(--font-size-xs); }
.text-sm    { font-size: var(--font-size-sm); }
.text-base  { font-size: var(--font-size-base); }
.text-md    { font-size: var(--font-size-md); }
.text-lg    { font-size: var(--font-size-lg); }
.text-xl    { font-size: var(--font-size-xl); }
.text-2xl   { font-size: var(--font-size-2xl); }
.text-3xl   { font-size: var(--font-size-3xl); }

.text-muted     { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }
.text-primary   { color: var(--color-primary); }
.text-danger    { color: var(--color-danger); }
.text-success   { color: var(--color-success); }
.text-warning   { color: var(--color-warning); }

.text-bold      { font-weight: 700; }
.text-semibold  { font-weight: 600; }
.text-medium    { font-weight: 500; }
.text-normal    { font-weight: 400; }
.text-light     { font-weight: 300; }

.text-center    { text-align: center; }
.text-right     { text-align: right; }
.text-left      { text-align: left; }

.text-uppercase { text-transform: uppercase; letter-spacing: 0.5px; }
.text-capitalize { text-transform: capitalize; }
.text-nowrap    { white-space: nowrap; }
.text-break     { word-break: break-word; }

.leading-tight  { line-height: 1.25; }
.leading-normal { line-height: 1.6; }
.leading-loose  { line-height: 2; }

/* --- Size --- */
.w-full  { width: 100%; }
.h-full  { height: 100%; }
.w-auto  { width: auto; }
.h-auto  { height: auto; }
.min-w-0 { min-width: 0; }
.max-w-sm   { max-width: 420px; }
.max-w-md   { max-width: 560px; }
.max-w-lg   { max-width: 720px; }
.max-w-xl   { max-width: 960px; }
.max-w-full { max-width: 100%; }

/* --- Visibility --- */
.hidden     { display: none; }
.visible    { visibility: visible; }
.invisible  { visibility: hidden; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --- Overflow --- */
.overflow-hidden  { overflow: hidden; }
.overflow-auto    { overflow: auto; }
.overflow-x-auto  { overflow-x: auto; }
.overflow-y-auto  { overflow-y: auto; }

/* --- Truncate --- */
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- Border radius --- */
.rounded-sm   { border-radius: var(--radius-sm); }
.rounded      { border-radius: var(--radius-md); }
.rounded-lg   { border-radius: var(--radius-lg); }
.rounded-xl   { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }
.rounded-none { border-radius: 0; }

/* --- Border --- */
.border        { border: 1px solid var(--color-border); }
.border-t      { border-top: 1px solid var(--color-border); }
.border-b      { border-bottom: 1px solid var(--color-border); }
.border-l      { border-left: 1px solid var(--color-border); }
.border-r      { border-right: 1px solid var(--color-border); }
.border-none   { border: none; }

/* --- Shadow --- */
.shadow-none   { box-shadow: none; }
.shadow-xs     { box-shadow: var(--shadow-xs); }
.shadow-sm     { box-shadow: var(--shadow-sm); }
.shadow-md     { box-shadow: var(--shadow-md); }
.shadow-lg     { box-shadow: var(--shadow-lg); }

/* --- Background --- */
.bg-white      { background: var(--color-surface); }
.bg-gray       { background: var(--color-surface-alt); }
.bg-primary    { background: var(--color-primary); }
.bg-transparent { background: transparent; }

/* --- Cursor --- */
.cursor-pointer    { cursor: pointer; }
.cursor-default    { cursor: default; }
.cursor-not-allowed { cursor: not-allowed; }

/* --- Position --- */
.relative  { position: relative; }
.absolute  { position: absolute; }
.fixed     { position: fixed; }
.sticky    { position: sticky; }

.inset-0   { inset: 0; }
.top-0     { top: 0; }
.right-0   { right: 0; }
.bottom-0  { bottom: 0; }
.left-0    { left: 0; }

/* --- Z-index --- */
.z-10  { z-index: 10; }
.z-20  { z-index: 20; }
.z-50  { z-index: 50; }

/* --- Opacity --- */
.opacity-0   { opacity: 0; }
.opacity-50  { opacity: 0.5; }
.opacity-75  { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* --- Transition --- */
.transition {
    transition: all var(--transition-base);
}


/* --------------------------------------------------------------------------
   19. DROPDOWN
   -------------------------------------------------------------------------- */

.dropdown {
    position: relative;
    display: inline-flex;
}

.dropdown__menu {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    min-width: 180px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
    padding: var(--space-1) 0;
    display: none;
}

.dropdown__menu.active {
    display: block;
    animation: fadeIn var(--transition-fast);
}

.dropdown__item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-base);
    color: var(--color-text);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.dropdown__item:hover {
    background: var(--color-surface-alt);
}

.dropdown__item--danger {
    color: var(--color-danger);
}

.dropdown__item--danger:hover {
    background: var(--color-danger-light);
}

.dropdown__divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--space-1) 0;
}


/* --------------------------------------------------------------------------
   20. TABS
   -------------------------------------------------------------------------- */

.tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    gap: 0;
}

.tab {
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all var(--transition-fast);
}

.tab:hover {
    color: var(--color-text);
}

.tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.tab-content {
    padding: var(--space-6) 0;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn var(--transition-base);
}


/* --------------------------------------------------------------------------
   21. AVATAR
   -------------------------------------------------------------------------- */

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-surface-alt);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    overflow: hidden;
    flex-shrink: 0;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar--sm {
    width: 28px;
    height: 28px;
    font-size: var(--font-size-xs);
}

.avatar--md {
    width: 40px;
    height: 40px;
    font-size: var(--font-size-base);
}

.avatar--lg {
    width: 56px;
    height: 56px;
    font-size: var(--font-size-lg);
}

.avatar--xl {
    width: 80px;
    height: 80px;
    font-size: var(--font-size-2xl);
}

.avatar-group {
    display: flex;
}

.avatar-group .avatar {
    border: 2px solid var(--color-surface);
    margin-left: -8px;
}

.avatar-group .avatar:first-child {
    margin-left: 0;
}


/* --------------------------------------------------------------------------
   22. EMPTY STATE
   -------------------------------------------------------------------------- */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-16) var(--space-8);
    text-align: center;
}

.empty-state__icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--color-surface-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--color-text-muted);
    margin-bottom: var(--space-5);
}

.empty-state__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.empty-state__text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    max-width: 400px;
    margin-bottom: var(--space-6);
}


/* --------------------------------------------------------------------------
   23. TOOLTIP
   -------------------------------------------------------------------------- */

[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-text);
    color: var(--color-text-inverse);
    font-size: var(--font-size-xs);
    font-weight: 500;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: var(--z-dropdown);
}

[data-tooltip]:hover::after {
    opacity: 1;
}


/* --------------------------------------------------------------------------
   24. RESPONSIVE BREAKPOINTS
   -------------------------------------------------------------------------- */

/* Tablet and below: < 1024px */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .widget-span-3 {
        grid-column: span 2;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .content-body {
        padding: var(--space-5);
    }
}

/* Mobile: < 768px */
@media (max-width: 768px) {
    :root {
        --content-padding: 16px;
    }

    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-overlay.active {
        display: block;
    }

    .main-content {
        margin-left: 0;
    }

    .hamburger-btn {
        display: flex;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .widget-span-2,
    .widget-span-3 {
        grid-column: span 1;
    }

    .content-header {
        padding: var(--space-3) var(--space-4);
    }

    .content-body {
        padding: var(--space-4);
    }

    .card {
        padding: var(--space-4);
        border-radius: var(--radius-md);
    }

    .table-wrapper {
        border-radius: var(--radius-md);
    }

    .pipeline {
        gap: var(--space-3);
    }

    .pipeline__column {
        min-width: 260px;
    }

    .modal {
        max-width: 100%;
        margin: var(--space-4);
        border-radius: var(--radius-lg);
    }

    .login-card {
        padding: var(--space-6);
    }

    .toast-container {
        bottom: var(--space-4);
        right: var(--space-4);
        left: var(--space-4);
    }

    .toast {
        min-width: auto;
        max-width: 100%;
    }

    /* Hide columns on mobile */
    .hide-mobile {
        display: none;
    }

    .calendar__day {
        min-height: 60px;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .btn-group {
        flex-direction: column;
    }

    .btn-group .btn {
        width: 100%;
    }
}

/* Small mobile: < 480px */
@media (max-width: 480px) {
    .search-bar {
        max-width: 100%;
    }

    .table-pagination {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }

    .stat-card__value {
        font-size: var(--font-size-xl);
    }

    .calendar__event {
        display: none;
    }

    .calendar__event-dots {
        display: flex;
    }
}

/* Large screens: >= 1440px */
@media (min-width: 1440px) {
    .content-body {
        max-width: 1400px;
    }
}

/* --------------------------------------------------------------------------
   25. COMPATIBILITY - Maps HTML/JS class names to styles
   -------------------------------------------------------------------------- */

/* Login page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    background: var(--color-bg);
}

.login-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: 48px 44px;
    width: 100%;
    max-width: 440px;
    animation: slideUp var(--transition-slow) cubic-bezier(0.25, 0.1, 0.25, 1);
}

.login-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.login-header h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-2);
}

.login-header p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.login-card .form-group label {
    display: block;
    font-weight: 600;
    font-size: 14px;
    color: var(--color-text);
    margin-bottom: 8px;
    letter-spacing: 0.01em;
}

.login-card .form-group input {
    display: block;
    width: 100%;
    padding: 14px 18px;
    font-size: 16px;
    font-family: inherit;
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.login-card .form-group input::placeholder {
    color: var(--color-text-muted);
    font-weight: 400;
}

.login-card .form-group input:hover {
    border-color: #A0A0A5;
}

.login-card .form-group input:focus {
    border-color: var(--color-primary);
    background: var(--color-surface);
    box-shadow: 0 0 0 4px var(--color-primary-ring);
}

.login-card .btn-primary {
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-md);
    margin-top: 8px;
    background: var(--color-primary);
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.login-card .btn-primary:hover {
    background: var(--color-primary-hover);
}

.login-card .btn-primary:active {
    transform: scale(0.98);
}

.login-register-link {
    text-align: center;
    margin-top: var(--space-5);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.login-register-link a {
    color: var(--color-primary);
    font-weight: 500;
}

.login-register-link a:hover {
    color: var(--color-primary-hover);
}

/* Sidebar aliases */
.sidebar-brand {
    padding: var(--space-6) var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.sidebar-brand h2 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-3);
}

.sidebar-footer {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-base);
    flex-shrink: 0;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
}

.user-role {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* Mobile header */
.mobile-header {
    display: none;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.mobile-header h2 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: calc(var(--z-sticky) - 1);
    backdrop-filter: blur(2px);
}

.sidebar-overlay.active {
    display: block;
}

/* Pages */
.page {
    display: none;
    padding: var(--content-padding);
    animation: fadeIn var(--transition-base);
}

.page.active {
    display: block;
}

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.page-header h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
}

/* Toast aliases - JS uses toast-success, CSS has toast--success */
.toast-success { border-left-color: var(--color-success); }
.toast-error   { border-left-color: var(--color-danger); }
.toast-info    { border-left-color: var(--color-primary); }
.toast-warning { border-left-color: var(--color-warning); }

.toast {
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

/* Dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
    margin-bottom: var(--space-6);
}

.stat-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    transition: box-shadow var(--transition-fast);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.dashboard-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-5);
    margin-bottom: var(--space-6);
}

.dashboard-card-wide { }
.dashboard-card-narrow { }

.pipeline-summary { padding: var(--space-4) 0; }
.pipeline-bar {
    display: flex;
    height: 12px;
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-4);
    background: var(--color-surface-alt);
}

.pipeline-segment {
    transition: width 0.3s ease;
    min-width: 3%;
}

.pipeline-legend {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3) var(--space-5);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.legend-item strong {
    color: var(--color-text);
    font-weight: 600;
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 3px;
    flex-shrink: 0;
}

.status-summary {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-4) 0;
}

.status-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2) 0;
}

.status-item strong {
    font-weight: 600;
    color: var(--color-text);
}

.activity-feed { padding: 0; }
.activity-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.activity-item:last-child { border-bottom: none; }

.activity-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    flex-shrink: 0;
    margin-top: 6px;
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-content p {
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

/* Filters bar */
.filters-bar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.search-box i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.search-box input {
    width: 100%;
    padding: 10px 14px 10px 36px;
    border: 1px solid var(--color-border-input);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-box input:focus {
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px var(--color-primary-ring);
}

.filter-select {
    padding: 10px 14px;
    border: 1px solid var(--color-border-input);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    cursor: pointer;
    min-width: 150px;
    appearance: auto;
}

.filter-select:focus {
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px var(--color-primary-ring);
}

/* Table */
.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table thead th {
    padding: 12px 16px;
    text-align: left;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--color-surface-alt);
    border-bottom: 1px solid var(--color-border);
}

.table tbody td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
    font-size: var(--font-size-sm);
}

.table tbody tr:hover {
    background: var(--color-surface-hover);
}

.clickable-row {
    cursor: pointer;
}

.font-medium {
    font-weight: 500;
}

.actions-cell {
    display: flex;
    gap: var(--space-2);
}

.btn-icon-danger {
    color: var(--color-danger);
}

.btn-icon-danger:hover {
    background: var(--color-danger-light);
}

/* Loading spinner */
.loading-spinner {
    text-align: center;
    padding: var(--space-8);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.loading-spinner i {
    margin-right: var(--space-2);
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4);
    flex-wrap: wrap;
}

.pagination-info {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-left: var(--space-3);
}

.pagination-buttons {
    display: flex;
    gap: var(--space-1);
}

.pagination-ellipsis {
    padding: 6px;
    color: var(--color-text-muted);
}

.pagination-btn {
    padding: 6px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
    background: var(--color-surface-alt);
}

.pagination-btn.active {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    border-color: var(--color-primary);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Customer detail modal */
.detail-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-5);
    flex-wrap: wrap;
}

.detail-avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    flex-shrink: 0;
}

.detail-title {
    flex: 1;
    min-width: 0;
}

.detail-title h2 {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.detail-badges {
    display: flex;
    gap: var(--space-2);
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-5);
}

.detail-field label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-1);
}

.detail-field span {
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

.detail-field a {
    color: var(--color-primary);
}

.detail-section {
    margin-bottom: var(--space-4);
}

.detail-section label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-2);
}

.detail-notes {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    white-space: pre-wrap;
    background: var(--color-surface-alt);
    padding: var(--space-3);
    border-radius: var(--radius-md);
}

.detail-tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-4);
    gap: 0;
}

.tab-btn {
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all var(--transition-fast);
    background: none;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.tab-btn:hover { color: var(--color-text); }
.tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    background: var(--color-surface-alt);
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.related-list {
    display: flex;
    flex-direction: column;
}

.related-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.related-item:last-child { border-bottom: none; }

.related-item-main {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
    flex: 1;
}

.related-item-main strong {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.related-item-meta {
    display: flex;
    gap: var(--space-2);
    flex-shrink: 0;
}

/* Form enhancements */
.form-row {
    display: flex;
    gap: var(--space-4);
}

.form-row > .form-group {
    flex: 1;
}

.modal-form .form-group {
    margin-bottom: var(--space-5);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-border-input);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px var(--color-primary-ring);
    outline: none;
}

.required {
    color: var(--color-danger);
}

/* Task list items */
.tasks-list {
    min-height: 100px;
}

.task-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.task-item:hover {
    background: var(--color-surface-hover);
}

.task-item.task-overdue {
    border-left-color: var(--color-danger);
}

.task-item.task-completed {
    opacity: 0.7;
    background: var(--color-surface-alt);
}

.task-title {
    font-weight: 500;
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.task-title-done {
    text-decoration: line-through;
    color: var(--color-text-muted);
}

.due-overdue { color: var(--color-danger); font-weight: 500; }
.due-today { color: var(--color-warning); font-weight: 500; }
.due-soon { color: #D97706; }
.due-upcoming { color: var(--color-text-secondary); }

/* Empty state (simple) */
.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-4);
    color: var(--color-text-muted);
}

.empty-state i {
    font-size: 2rem;
    margin-bottom: var(--space-4);
    display: block;
}

.empty-state p {
    margin-bottom: var(--space-4);
}

/* Calendar overrides */
.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-5);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.calendar-day-header {
    padding: var(--space-3);
    text-align: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    background: var(--color-surface-alt);
    border-bottom: 1px solid var(--color-border);
}

.calendar-day {
    min-height: 100px;
    padding: var(--space-2);
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
    transition: background var(--transition-fast);
    background: var(--color-surface);
}

.calendar-day:nth-child(7n) { border-right: none; }

.calendar-day:hover {
    background: var(--color-surface-hover);
}

.calendar-day.other-month {
    background: var(--color-surface-alt);
    opacity: 0.5;
}

.calendar-day.today {
    background: var(--color-primary-light);
}

.calendar-day .day-number {
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--space-1);
}

.calendar-day.today .day-number {
    color: var(--color-primary);
    font-weight: 700;
}

.calendar-event-dot {
    width: 100%;
    padding: 2px 4px;
    margin-bottom: 2px;
    border-radius: 3px;
    font-size: 10px;
    color: white;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Responsive additions */
@media (max-width: 1024px) {
    .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
    .dashboard-row { grid-template-columns: 1fr; }
    .detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .mobile-header { display: flex; }
    .dashboard-grid { grid-template-columns: 1fr; }
    .page { padding: var(--space-4); }
    .form-row { flex-direction: column; gap: 0; }
    .filters-bar { flex-direction: column; align-items: stretch; }
    .calendar-day { min-height: 60px; }
}

/* Print */
@media print {
    .sidebar,
    .hamburger-btn,
    .toast-container,
    .modal-overlay,
    .btn,
    .search-bar {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
    }

    body {
        background: white;
        color: black;
    }
}

/* --------------------------------------------------------------------------
   MODAL – Apple-style (non-BEM class names used in HTML)
   -------------------------------------------------------------------------- */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s cubic-bezier(0.25, 0.1, 0.25, 1),
                visibility 0.25s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay .modal {
    background: var(--color-surface);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 18px;
    max-width: 580px;
    width: 100%;
    box-shadow:
        0 24px 80px rgba(0, 0, 0, 0.12),
        0 8px 24px rgba(0, 0, 0, 0.08),
        0 0 0 1px rgba(0, 0, 0, 0.04);
    transform: translateY(20px) scale(0.97);
    transition: transform 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal .modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px 16px 28px;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
    background: var(--color-surface);
}

.modal .modal-header h3,
.modal .modal-header #modal-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.modal .modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: none;
    background: var(--color-surface-alt);
    color: var(--color-text-secondary);
    font-size: 18px;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
    flex-shrink: 0;
    line-height: 1;
}

.modal .modal-close:hover {
    background: var(--color-border);
    color: var(--color-text);
    transform: scale(1.05);
}

.modal .modal-close:active {
    transform: scale(0.95);
}

.modal .modal-body {
    padding: 24px 28px;
    overflow-y: auto;
    flex: 1;
    color: var(--color-text);
    font-size: 14px;
    line-height: 1.6;
    -webkit-overflow-scrolling: touch;
}

/* Nice scrollbar inside modal */
.modal .modal-body::-webkit-scrollbar {
    width: 6px;
}
.modal .modal-body::-webkit-scrollbar-track {
    background: transparent;
}
.modal .modal-body::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 3px;
}
.modal .modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

.modal .modal-footer {
    padding: 16px 28px 24px 28px;
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-shrink: 0;
    background: var(--color-surface);
}

/* Style buttons inside modals for Apple feel */
.modal .modal-footer button,
.modal .modal-footer .btn {
    padding: 9px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
    font-family: inherit;
}

.modal .modal-footer button:active,
.modal .modal-footer .btn:active {
    transform: scale(0.97);
}

/* Forms inside modals */
.modal .modal-body input[type="text"],
.modal .modal-body input[type="email"],
.modal .modal-body input[type="tel"],
.modal .modal-body input[type="date"],
.modal .modal-body input[type="datetime-local"],
.modal .modal-body select,
.modal .modal-body textarea {
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 14px;
    font-family: inherit;
    color: var(--color-text);
    background: var(--color-surface);
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
    outline: none;
    width: 100%;
    box-sizing: border-box;
}

.modal .modal-body input:focus,
.modal .modal-body select:focus,
.modal .modal-body textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-ring);
}

.modal .modal-body input::placeholder,
.modal .modal-body textarea::placeholder {
    color: var(--color-text-muted);
}

.modal .modal-body label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 6px;
}

/* Detail sections inside modals */
.modal .modal-body .detail-section {
    margin-bottom: 16px;
}

/* --------------------------------------------------------------------------
   AI RESEARCH PANEL
   -------------------------------------------------------------------------- */

.detail-header-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    margin-left: auto;
}

.btn-ai-research {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.35);
}

.btn-ai-research:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.5);
}

.btn-ai-research:active {
    transform: scale(0.95);
}

#ai-research-panel {
    margin-top: 16px;
}

.ai-research-loading {
    text-align: center;
    padding: 32px 16px;
    background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
    border-radius: var(--radius-md);
    border: 1px solid #e0d4fc;
}

.ai-research-loading-icon {
    font-size: 28px;
    color: #764ba2;
    margin-bottom: 12px;
}

.ai-research-loading-text {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 4px;
}

.ai-research-error {
    text-align: center;
    padding: 24px 16px;
    background: var(--color-danger-light);
    border-radius: var(--radius-md);
    border: 1px solid #ffccc9;
    color: var(--color-danger);
}

.ai-research-error i {
    font-size: 24px;
    margin-bottom: 8px;
    display: block;
}

.ai-research-error .btn {
    margin-top: 12px;
}

.ai-research-result {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ai-research-section {
    background: var(--color-surface-alt);
    border-radius: var(--radius-md);
    padding: 16px;
    border: 1px solid var(--color-border);
}

.ai-research-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.ai-research-section-header h4 {
    margin: 0;
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.ai-research-section-header h4 i {
    color: #764ba2;
}

.ai-research-text {
    font-size: var(--font-size-sm);
    line-height: 1.6;
    color: var(--color-text-secondary);
}

.ai-email-subject {
    font-size: var(--font-size-sm);
    padding: 8px 12px;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
    border: 1px solid var(--color-border);
}

.ai-email-body {
    font-size: var(--font-size-sm);
    line-height: 1.7;
    color: var(--color-text);
    padding: 12px;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    white-space: pre-wrap;
}

.btn-icon-sm {
    width: 28px;
    height: 28px;
    font-size: 12px;
}

/* Responsive modal */
@media (max-width: 600px) {
    .modal-overlay {
        padding: var(--space-3);
        align-items: flex-end;
    }
    .modal-overlay .modal {
        max-width: 100%;
        border-radius: 18px 18px 0 0;
        max-height: 92vh;
    }
    .modal .modal-header {
        padding: 20px 20px 14px 20px;
    }
    .modal .modal-body {
        padding: 20px;
    }
    .modal .modal-footer {
        padding: 14px 20px 20px 20px;
    }
}