:root {
    --paper: #FFF5FA;
    --paper-raised: #FFFFFF;
    --ink: #3D2B33;
    --ink-navy: #4A2A3B;
    --ink-navy-text: #FBEAF1;
    --rule: #F5D9E7;
    --stamp: #FDB9D4;
    --stamp-hover: #F78FC0;
    --stamp-deep: #C2417D;
    --sage: #5B7B5A;
    --amber: #C68A2E;
    --rust: #B3382C;

    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;

    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

    --border-radius-sm: 4px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;

    --box-shadow-sm: 0 1px 2px rgba(74, 42, 59, 0.06);
    --box-shadow: 0 4px 6px -1px rgba(74, 42, 59, 0.08), 0 2px 4px -1px rgba(74, 42, 59, 0.05);
    --box-shadow-lg: 0 10px 15px -3px rgba(74, 42, 59, 0.08), 0 4px 6px -2px rgba(74, 42, 59, 0.04);

    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;
}

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

body {
    font-family: var(--font-body);
    background: var(--paper);
    min-height: 100vh;
    min-height: 100dvh;
    color: var(--ink);
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

h1, h2, h3, h4, .page-title, .main-header-title h1, .left-navigation-brand h2 {
    font-family: var(--font-display);
}

.table td, .table th, .btn, input, select, .form-control {
    font-variant-numeric: tabular-nums;
}

/* body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(255, 105, 180, 0.08) 0%, transparent 20%),
        radial-gradient(circle at 80% 70%, rgba(255, 182, 193, 0.06) 0%, transparent 20%);
    pointer-events: none;
    z-index: -2;
} */

.main-container {
    border-radius: var(--border-radius-lg);
    margin: 1.5rem;
    min-height: calc(100vh - 3rem);
    min-height: calc(100dvh - 3rem);
    display: flex;
}

.main-navigation {
  display: flex;
  min-height: calc(100vh - 3rem);
  min-height: calc(100dvh - 3rem);
  width: 100%;
  height: 100%;
}

.left-navigation-header {
    padding: 0.5rem 1rem 1.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid rgba(244, 241, 234, 0.12);
}

.left-navigation-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

.left-navigation-brand svg {
    width: 24px;
    height: 24px;
    color: var(--stamp);
}

.left-navigation-brand h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink-navy-text);
    letter-spacing: -0.3px;
}

.navigation-menu {
    list-style: none;
    width: 100%;
    padding: 0 0.75rem;
    overflow-y: auto;
    overflow-x: hidden;
    flex: 1;
}

.navigation-menu::-webkit-scrollbar {
    width: 6px;
}

.navigation-menu::-webkit-scrollbar-track {
    background: rgba(244, 241, 234, 0.05);
    border-radius: 10px;
}

.navigation-menu::-webkit-scrollbar-thumb {
    background: rgba(244, 241, 234, 0.25);
    border-radius: 10px;
}

.nav-item {
    margin: 0.4rem 0;
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

.nav-item hr {
    border: none;
    height: 1px;
    background: rgba(244, 241, 234, 0.15);
    margin: 0.75rem 0;
}

.sidebar-link {
    display: flex;
    align-items: center;
    padding: 0.9rem 1rem;
    color: rgba(244, 241, 234, 0.75);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition);
    position: relative;
    gap: 0.75rem;
    border-radius: var(--border-radius-lg);
    background: transparent;
}

.sidebar-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--stamp);
    transform: scaleY(0);
    transition: transform var(--transition);
}

.sidebar-link:hover {
    background: rgba(244, 241, 234, 0.08);
    color: var(--ink-navy-text);
}

.sidebar-link.active {
    background: rgba(247, 143, 192, 0.2);
    color: var(--ink-navy-text);
    font-weight: 600;
}

.sidebar-link.active::before {
    transform: scaleY(1);
}

.sidebar-link--danger {
    color: rgba(179, 56, 44, 0.85);
}

.sidebar-link--danger:hover {
    background: rgba(179, 56, 44, 0.12);
    color: var(--rust);
}

.sidebar-link svg {
    font-size: 1.25rem;
    min-width: 20px;
    text-align: center;
    color: inherit;
}

.sidebar-link span {
    flex: 1;
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.navigation-footer {
    margin-top: auto;
    padding: 1.5rem;
    border-top: 1px solid rgba(244, 241, 234, 0.12);
}

.navigation-footer p {
    font-size: 0.875rem;
    color: rgba(244, 241, 234, 0.6);
    text-align: center;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: 2rem;
}

.content-wrapper {
    width: 100% !important;
    max-width: none !important;
    flex: 1 0 auto !important;
    margin: 0 !important;
    padding: 0 !important;
    min-width: 0 !important;
}

.content-wrapper .container,
.content-wrapper .container-fluid,
.content-wrapper .container-sm,
.content-wrapper .container-md,
.content-wrapper .container-lg,
.content-wrapper .container-xl,
.content-wrapper .container-xxl {
    width: 100% !important;
    max-width: none !important;
    padding-right: 0 !important;
    padding-left: 0 !important;
}

.main-header {
    background: var(--paper-raised);
    border-bottom: 3px solid var(--rule);
    box-shadow: var(--box-shadow-sm);
    margin-bottom: 2rem;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.sidebar-toggle {
    display: none;
    width: 2.75rem;
    height: 2.75rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--rule);
    border-radius: var(--border-radius);
    background: var(--paper-raised);
    color: var(--ink-navy);
    font-size: 1.25rem;
    cursor: pointer;
}

.main-header-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.main-header-title svg {
    width: 24px;
    height: 24px;
    color: var(--stamp-deep);
}

.main-header-title h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--ink);
    margin: 0;
}

.main-header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-body);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    min-height: 44px;
}

.btn-primary {
    background: var(--stamp);
    color: var(--ink);
    box-shadow: var(--box-shadow-sm);
}

.btn-primary:hover {
    background: var(--stamp-hover);
    box-shadow: var(--box-shadow);
}

.btn-outline, .btn-outline-secondary {
    border: 2px solid var(--rule);
    color: var(--gray-700);
    background: transparent;
}

.btn-outline:hover, .btn-outline-secondary:hover {
    background-color: var(--paper);
    border-color: var(--ink-navy);
}

.btn-icon {
    width: 2.75rem;
    height: 2.75rem;
    padding: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.user-dropdown {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    background: var(--paper);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--rule);
    cursor: pointer;
    transition: var(--transition);
    min-height: 44px;
}

.user-avatar {
    width: 32px;
    height: 32px;
    background: var(--stamp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink);
    font-weight: 600;
    font-size: 0.875rem;
}

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

.user-name {
    font-weight: 600;
    color: var(--ink);
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
}

.user-email {
    font-size: 0.75rem;
    color: var(--gray-600);
}

.user-dropdown-toggle {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    transition: transform var(--transition-fast);
}

.user-dropdown.is-open .user-dropdown-toggle {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.75rem;
    background: var(--paper-raised);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-lg);
    border: 1px solid var(--rule);
    min-width: 200px;
    padding: 0.5rem 0;
    z-index: 1000;
    display: none;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: var(--ink);
    text-decoration: none;
    font-weight: 500;
    min-height: 44px;
}

.dropdown-item i {
    font-size: 1rem;
    width: 1.25rem;
    text-align: center;
    color: var(--gray-600);
}

.dropdown-item:hover {
    background-color: var(--paper);
    color: var(--stamp-deep);
}

.dropdown-item:hover i {
    color: var(--stamp-deep);
}

.dropdown-item--danger:hover {
    background-color: rgba(179, 56, 44, 0.08);
    color: var(--rust);
}

.dropdown-item--danger:hover i {
    color: var(--rust);
}

.dropdown-divider {
    height: 1px;
    background: var(--rule);
    margin: 0.4rem 0;
}

.page-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--rule);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--ink);
    margin: 0;
}

.page-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.alert {
    position: relative;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-success { background-color: rgba(91, 123, 90, 0.12); border-color: rgba(91, 123, 90, 0.3); color: var(--sage); }
.alert-danger  { background-color: rgba(179, 56, 44, 0.12); border-color: rgba(179, 56, 44, 0.3); color: var(--rust); }
.alert-warning { background-color: rgba(198, 138, 46, 0.12); border-color: rgba(198, 138, 46, 0.3); color: var(--amber); }
.alert-info    { background-color: rgba(74, 42, 59, 0.08); border-color: rgba(74, 42, 59, 0.2); color: var(--ink-navy); }

.left-navigation {
    width: 260px;
    background: var(--ink-navy);
    color: var(--ink-navy-text);
    border-right: 1px solid rgba(0, 0, 0, 0.2);
    box-shadow: var(--box-shadow-lg);
    padding: 1.25rem 0;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 1.5rem;
    align-self: flex-start;
    height: calc(100vh - 3rem);
    height: calc(100dvh - 3rem);
    transition: transform var(--transition-slow);
}

.table-container {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow-sm);
    border: 1px solid var(--rule);
    margin-bottom: 2rem;
}

.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.table th, .table td {
    padding: 1rem 1.25rem;
    text-align: left;
}

.table th {
    background-color: var(--paper);
    font-weight: 600;
    color: var(--ink-navy);
    border-bottom: 2px solid var(--rule);
    font-size: 0.9rem;
}

.table td {
    border-bottom: 1px solid var(--rule);
    color: var(--ink);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

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

.form-control,
.form-select {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    color: var(--ink);
    background-color: var(--paper-raised);
    border: 1px solid var(--rule);
    border-radius: var(--border-radius);
    transition: var(--transition);
    min-height: 44px;
}

.form-control:focus,
.form-select:focus {
    color: var(--ink);
    background-color: var(--paper-raised);
    border-color: var(--stamp-deep);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(194, 65, 125, 0.25);
}

.form-label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--ink-navy);
    font-size: 0.875rem;
}

.footer {
    background: var(--paper-raised);
    border-top: 1px solid var(--rule);
    margin: 1.5rem;
    padding: 1.5rem;
    text-align: center;
    color: var(--gray-600);
    font-size: 0.875rem;
}

.shelf-tag {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.9rem 0.3rem 1.4rem;
    border-radius: 0 999px 999px 0;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
    background: var(--ink-navy);
    line-height: 1.4;
}

.shelf-tag::before {
    content: '';
    position: absolute;
    left: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--paper);
}

.shelf-tag--sage  { background: var(--sage); }
.shelf-tag--amber { background: var(--amber); }
.shelf-tag--rust  { background: var(--rust); }
.shelf-tag--navy  { background: var(--ink-navy); }

.sidebar-backdrop {
    display: none;
}

@media (max-width: 991px) {
    .sidebar-toggle {
        display: inline-flex;
    }

    .left-navigation {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        height: 100dvh;
        transform: translateX(-100%);
        z-index: 1300;
    }

    .left-navigation.is-open {
        transform: translateX(0);
    }

    .sidebar-backdrop.is-open {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(74, 42, 59, 0.4);
        z-index: 1250;
    }

    .main-content {
        padding: 1.25rem;
    }

    .main-header {
        padding: 1rem 1.25rem;
    }
}

@media (max-width: 576px) {
    .main-header {
        flex-direction: column;
        align-items: stretch;
    }

    .main-header-actions {
        width: 100%;
        justify-content: space-between;
    }

    .page-header {
        flex-direction: column;
        align-items: stretch;
    }

    .page-actions {
        width: 100%;
    }

    .page-actions .btn {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.001ms !important;
        transition-duration: 0.001ms !important;
    }
}

/* DataTables Responsive control column, restyled to the theme */
table.dataTable > tbody > tr > td.dtr-control::before {
    background-color: var(--stamp-deep);
    box-shadow: none;
}

table.dataTable > tbody > tr.dtr-expanded td.dtr-control::before {
    background-color: var(--ink-navy);
}