/**
 * Winitux Telefonbuch - Premium Enterprise Design
 * Aesthetic: Refined dark-accented enterprise with Swiss precision
 */

/* ==================== FONTS & VARIABLES ==================== */

:root {
    /* Primary palette — rich indigo */
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --primary-light: rgba(79, 70, 229, 0.08);
    --primary-glow: rgba(79, 70, 229, 0.25);

    /* Neutrals — warm slate */
    --slate-950: #0C0F1A;
    --slate-900: #111827;
    --slate-800: #1E293B;
    --slate-700: #334155;
    --slate-600: #475569;
    --slate-500: #64748B;
    --slate-400: #94A3B8;
    --slate-300: #CBD5E1;
    --slate-200: #E2E8F0;
    --slate-100: #F1F5F9;
    --slate-50: #F8FAFC;
    --white: #FFFFFF;

    /* Status colors */
    --success: #10B981;
    --success-light: rgba(16, 185, 129, 0.10);
    --success-glow: rgba(16, 185, 129, 0.30);
    --danger: #EF4444;
    --danger-light: rgba(239, 68, 68, 0.10);
    --warning: #F59E0B;
    --warning-light: rgba(245, 158, 11, 0.10);
    --info: #3B82F6;
    --info-light: rgba(59, 130, 246, 0.10);

    /* Surfaces */
    --bg-body: #F0F2F5;
    --bg-card: var(--white);
    --bg-card-hover: var(--slate-50);
    --bg-elevated: var(--white);
    --border-color: var(--slate-200);
    --border-subtle: rgba(0, 0, 0, 0.04);

    /* Shadows — layered for depth */
    --shadow-xs: 0 1px 2px 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 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --shadow-primary: 0 4px 14px rgba(79, 70, 229, 0.35);
    --shadow-primary-lg: 0 8px 24px rgba(79, 70, 229, 0.40);

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Motion */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 150ms;
    --duration-normal: 250ms;
    --duration-slow: 400ms;

    /* Typography */
    --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'IBM Plex Mono', 'JetBrains Mono', 'Fira Code', monospace;
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.05em;
}

/* ==================== RESET & BASE ==================== */

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

body {
    background: var(--bg-body);
    font-family: var(--font-display);
    color: var(--slate-800);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: "cv11", "ss01";
    font-variation-settings: "opsz" 32;
}

/* Subtle background pattern */
body:not(.login-page)::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(79, 70, 229, 0.04), transparent),
        radial-gradient(ellipse 60% 40% at 80% 100%, rgba(16, 185, 129, 0.03), transparent);
    pointer-events: none;
    z-index: -1;
}

::selection {
    background: var(--primary);
    color: var(--white);
}

/* ==================== NAVBAR ==================== */

.navbar {
    background: var(--white) !important;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-xs);
    padding: 0 1.5rem;
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 1030;
    backdrop-filter: saturate(180%) blur(20px);
    background: rgba(255, 255, 255, 0.88) !important;
}

.navbar .container-fluid {
    max-width: 1600px;
    margin: 0 auto;
    height: 100%;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: var(--tracking-tight);
    color: var(--slate-900) !important;
    gap: 0.65rem;
    transition: opacity var(--duration-fast) ease;
}

.navbar-brand:hover {
    opacity: 0.8;
    color: var(--slate-900) !important;
}

.navbar-brand img {
    border-radius: var(--radius-sm);
}

.navbar .navbar-nav {
    gap: 2px;
    height: 100%;
    align-items: center;
}

.navbar .navbar-nav .nav-link {
    color: var(--slate-500) !important;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.5rem 0.875rem;
    border-radius: var(--radius-md);
    margin: 0;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    letter-spacing: var(--tracking-normal);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.navbar .navbar-nav .nav-link i {
    font-size: 1.1rem;
}

.navbar .navbar-nav .nav-link:hover {
    color: var(--slate-800) !important;
    background: var(--slate-100);
}

.navbar .navbar-nav .nav-link.active {
    color: var(--primary) !important;
    background: var(--primary-light);
    font-weight: 700;
}

.navbar .navbar-nav .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}

.navbar-toggler {
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-md);
    padding: 0.4rem 0.6rem;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23475569' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    width: 1.25em;
    height: 1.25em;
}

/* User dropdown */
.navbar .nav-link.dropdown-toggle {
    background: var(--slate-50);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 0.35rem 0.75rem 0.35rem 0.5rem;
    font-size: 0.8rem;
}

.navbar .nav-link.dropdown-toggle:hover {
    background: var(--slate-100);
    border-color: var(--slate-300);
}

/* ==================== MAIN CONTENT ==================== */

main.container-fluid {
    max-width: 1600px;
    margin: 0 auto;
    padding: 2rem 2.5rem;
    flex: 1;
    animation: pageEnter 0.4s var(--ease-out);
}

@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== PAGE HEADER ==================== */

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.75rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-header h2 {
    font-weight: 800;
    color: var(--slate-900);
    margin: 0;
    font-size: 1.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    letter-spacing: var(--tracking-tight);
}

.page-header h2 i {
    color: var(--primary);
    font-size: 1.5rem;
    background: var(--primary-light);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

/* ==================== CARDS ==================== */

.card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    background: var(--bg-card);
    transition: box-shadow var(--duration-normal) var(--ease-out),
                transform var(--duration-normal) var(--ease-out);
    overflow: hidden;
    animation: cardEnter 0.5s var(--ease-out) both;
}

@keyframes cardEnter {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.card-header {
    background: var(--slate-50);
    border-bottom: 1px solid var(--border-color);
    font-weight: 700;
    color: var(--slate-800);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    letter-spacing: var(--tracking-normal);
}

.card-header i {
    color: var(--primary);
    font-size: 1.1rem;
}

.card-body {
    padding: 1.5rem;
}

/* ==================== TABLES ==================== */

.table {
    margin-bottom: 0;
}

.table thead th {
    background: var(--slate-50);
    border-bottom: 2px solid var(--slate-200);
    font-weight: 700;
    color: var(--slate-500);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: var(--tracking-wide);
    padding: 0.875rem 1rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.8rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--slate-100);
    color: var(--slate-700);
    font-size: 0.9rem;
}

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

/* Clean alternating rows */
.table tbody tr:nth-child(odd),
.table-striped > tbody > tr:nth-of-type(odd) > *,
table.dataTable tbody tr:nth-child(odd) {
    background-color: var(--white) !important;
}

.table tbody tr:nth-child(even),
.table-striped > tbody > tr:nth-of-type(even) > *,
table.dataTable tbody tr:nth-child(even) {
    background-color: var(--slate-50) !important;
}

.table tbody tr:hover,
.table tbody tr:hover > *,
table.dataTable tbody tr:hover {
    background-color: var(--primary-light) !important;
}

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

/* ==================== BUTTONS ==================== */

.btn {
    font-weight: 600;
    font-family: var(--font-display);
    border-radius: var(--radius-md);
    padding: 0.55rem 1.15rem;
    font-size: 0.875rem;
    transition: all var(--duration-normal) var(--ease-out);
    letter-spacing: var(--tracking-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary);
    border: none;
    color: var(--white);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--primary-hover);
    box-shadow: var(--shadow-primary-lg);
    transform: translateY(-1px);
    color: var(--white);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-primary);
}

.btn-outline-primary {
    border: 1.5px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
    box-shadow: var(--shadow-primary);
}

.btn-outline-secondary {
    border: 1.5px solid var(--slate-200);
    color: var(--slate-600);
    background: var(--white);
}

.btn-outline-secondary:hover {
    background: var(--slate-50);
    border-color: var(--slate-300);
    color: var(--slate-800);
}

.btn-outline-warning {
    border: 1.5px solid var(--warning);
    color: #B45309;
    background: transparent;
}

.btn-outline-warning:hover {
    background: var(--warning);
    color: var(--white);
    border-color: var(--warning);
}

.btn-outline-info {
    border: 1.5px solid var(--info);
    color: var(--info);
    background: transparent;
}

.btn-outline-info:hover {
    background: var(--info);
    color: var(--white);
    border-color: var(--info);
}

.btn-success {
    background: var(--success);
    border-color: var(--success);
    color: var(--white);
}

.btn-success:hover {
    background: #059669;
    border-color: #059669;
}

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

.btn-danger:hover {
    background: #DC2626;
    border-color: #DC2626;
}

.btn-secondary {
    background: var(--slate-100);
    border: 1px solid var(--slate-200);
    color: var(--slate-700);
}

.btn-secondary:hover {
    background: var(--slate-200);
    border-color: var(--slate-300);
    color: var(--slate-800);
}

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

/* Call Button — signature element */
.btn-call {
    width: 36px;
    height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: var(--success);
    border: none;
    color: var(--white);
    font-size: 0.95rem;
    box-shadow: 0 2px 8px var(--success-glow);
    transition: all var(--duration-normal) var(--ease-spring);
    position: relative;
    overflow: hidden;
}

.btn-call::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.2), transparent);
    border-radius: inherit;
}

.btn-call:hover {
    transform: scale(1.12) rotate(-8deg);
    box-shadow: 0 4px 16px var(--success-glow);
    background: #059669;
    color: var(--white);
}

.btn-call:active {
    transform: scale(1.05) rotate(-4deg);
}

.btn-call:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Action Buttons — edit/delete */
.btn-action {
    width: 32px;
    height: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    transition: all var(--duration-normal) var(--ease-out);
}

.btn-action-edit {
    background: var(--info-light);
    color: var(--info);
    border: none;
}

.btn-action-edit:hover {
    background: var(--info);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.btn-action-delete {
    background: var(--danger-light);
    color: var(--danger);
    border: none;
}

.btn-action-delete:hover {
    background: var(--danger);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

/* ==================== DataTables ==================== */

.dataTables_wrapper {
    padding-top: 0.5rem;
}

.dataTables_wrapper .dataTables_filter input {
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-md);
    padding: 0.55rem 1rem;
    font-family: var(--font-display);
    font-size: 0.875rem;
    color: var(--slate-800);
    background: var(--white);
    transition: all var(--duration-normal) var(--ease-out);
}

.dataTables_wrapper .dataTables_filter input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    outline: none;
}

.dataTables_wrapper .dataTables_filter input::placeholder {
    color: var(--slate-400);
}

.dataTables_wrapper .dataTables_length select {
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-sm);
    padding: 0.35rem 0.75rem;
    font-family: var(--font-display);
    font-size: 0.85rem;
}

.dataTables_wrapper .dataTables_info {
    color: var(--slate-500);
    font-size: 0.8rem;
    font-weight: 500;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    border-radius: var(--radius-sm) !important;
    margin: 0 2px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.85rem;
    transition: all var(--duration-fast) ease !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--primary) !important;
    border: none !important;
    color: var(--white) !important;
    box-shadow: var(--shadow-primary);
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--slate-100) !important;
    border-color: var(--slate-200) !important;
    color: var(--slate-800) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
    background: var(--primary-hover) !important;
    color: var(--white) !important;
}

/* ==================== FORMS ==================== */

.form-control, .form-select {
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-md);
    padding: 0.6rem 1rem;
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--slate-800);
    background: var(--white);
    transition: all var(--duration-normal) var(--ease-out);
}

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

.form-control::placeholder {
    color: var(--slate-400);
}

.form-label {
    font-weight: 600;
    color: var(--slate-600);
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
    letter-spacing: var(--tracking-normal);
}

.input-group-text {
    background: var(--slate-50);
    border: 1.5px solid var(--slate-200);
    border-right: none;
    color: var(--slate-500);
    padding: 0.6rem 0.85rem;
}

.input-group .form-control {
    border-left: none;
}

.input-group .form-control:focus {
    border-left: none;
}

.input-group:focus-within .input-group-text {
    border-color: var(--primary);
    color: var(--primary);
}

.form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

.form-check-input:focus {
    box-shadow: 0 0 0 3px var(--primary-glow);
    border-color: var(--primary);
}

.form-switch .form-check-input:checked {
    background-color: var(--success);
    border-color: var(--success);
}

/* ==================== MODALS ==================== */

.modal-backdrop {
    backdrop-filter: blur(8px);
}

.modal-content {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.modal.fade .modal-dialog {
    transform: scale(0.95) translateY(20px);
    transition: transform 0.3s var(--ease-out), opacity 0.3s var(--ease-out);
}

.modal.show .modal-dialog {
    transform: scale(1) translateY(0);
}

.modal-header {
    background: var(--slate-900);
    color: var(--white);
    border: none;
    padding: 1.25rem 1.75rem;
}

.modal-header .modal-title {
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: var(--tracking-tight);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.7;
    transition: opacity var(--duration-fast) ease;
}

.modal-header .btn-close:hover {
    opacity: 1;
}

.modal-body {
    padding: 1.75rem;
}

.modal-footer {
    border-top: 1px solid var(--slate-100);
    padding: 1rem 1.75rem;
    background: var(--slate-50);
}

/* ==================== PHONE SELECT MODAL ==================== */

#phoneSelectList .list-group-item {
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-md) !important;
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
    padding: 1rem 1.25rem;
    background: var(--white);
}

#phoneSelectList .list-group-item:hover {
    border-color: var(--primary);
    background: var(--primary-light);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

#phoneSelectList .list-group-item.default {
    border-color: var(--success);
    background: var(--success-light);
}

/* ==================== BADGES ==================== */

.badge {
    font-weight: 600;
    padding: 0.35em 0.7em;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
}

.badge-answered, .bg-success {
    background: var(--success-light) !important;
    color: #065F46 !important;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-missed, .bg-danger {
    background: var(--danger-light) !important;
    color: #991B1B !important;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.badge-busy, .bg-warning {
    background: var(--warning-light) !important;
    color: #92400E !important;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.bg-secondary {
    background: var(--slate-100) !important;
    color: var(--slate-600) !important;
    border: 1px solid var(--slate-200);
}

/* ==================== RESOLVED NAMES ==================== */

.resolved-name {
    font-weight: 700;
    color: var(--slate-900);
}

.unresolved-number {
    color: var(--slate-400);
    font-family: var(--font-mono);
    font-size: 0.85em;
}

/* ==================== TOAST ==================== */

.toast {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    backdrop-filter: blur(12px);
}

.toast.toast-success .toast-header {
    background: var(--success-light);
    color: #065F46;
    border-bottom: 1px solid rgba(16, 185, 129, 0.15);
}

.toast.toast-error .toast-header {
    background: var(--danger-light);
    color: #991B1B;
    border-bottom: 1px solid rgba(239, 68, 68, 0.15);
}

.toast-header {
    font-weight: 600;
    font-size: 0.85rem;
}

.toast-body {
    font-size: 0.875rem;
    color: var(--slate-700);
    padding: 0.75rem 1rem;
}

/* ==================== LOADING ==================== */

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(8px);
}

.loading-spinner {
    width: 44px;
    height: 44px;
    border: 3px solid var(--slate-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.btn .loading-spinner,
button .loading-spinner {
    width: 16px;
    height: 16px;
    border-width: 2px;
    border-color: rgba(255, 255, 255, 0.3);
    border-top-color: var(--white);
    display: inline-block;
    vertical-align: middle;
}

.btn-outline-primary .loading-spinner,
.btn-outline-secondary .loading-spinner {
    border-color: rgba(79, 70, 229, 0.15);
    border-top-color: var(--primary);
}

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

.spin {
    display: inline-block;
    animation: spin 1s linear infinite;
}

/* ==================== STATS CARDS ==================== */

.stats-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.15rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xs);
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.stats-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: 3px 3px 0 0;
}

.stats-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stats-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    flex-shrink: 0;
}

.stats-icon.primary {
    background: var(--primary-light);
    color: var(--primary);
}

.stats-card:has(.stats-icon.primary)::before {
    background: var(--primary);
}

.stats-icon.success {
    background: var(--success-light);
    color: var(--success);
}

.stats-card:has(.stats-icon.success)::before {
    background: var(--success);
}

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

.stats-card:has(.stats-icon.danger)::before {
    background: var(--danger);
}

.stats-icon.info {
    background: var(--info-light);
    color: var(--info);
}

.stats-card:has(.stats-icon.info)::before {
    background: var(--info);
}

.stats-content h3 {
    font-size: 1.6rem;
    font-weight: 800;
    margin: 0;
    color: var(--slate-900);
    letter-spacing: var(--tracking-tight);
    font-variant-numeric: tabular-nums;
}

.stats-content p {
    margin: 0;
    color: var(--slate-500);
    font-size: 0.8rem;
    font-weight: 500;
}

/* ==================== LOGIN PAGE ==================== */

.login-page {
    background: var(--slate-950);
    overflow: hidden;
}

.login-page::before {
    display: none;
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
}

/* Animated gradient mesh background */
.login-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 30%, rgba(79, 70, 229, 0.15), transparent 50%),
        radial-gradient(ellipse 60% 80% at 80% 70%, rgba(16, 185, 129, 0.10), transparent 50%),
        radial-gradient(ellipse 50% 50% at 50% 50%, rgba(59, 130, 246, 0.08), transparent 50%);
    animation: meshFloat 15s ease-in-out infinite alternate;
}

.login-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
}

@keyframes meshFloat {
    0% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.05) rotate(1deg); }
    100% { transform: scale(1) rotate(-1deg); }
}

/* Grid pattern overlay */
.login-container .login-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.login-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(24px) saturate(150%);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.05),
        0 24px 48px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
    animation: loginCardEnter 0.8s var(--ease-out);
}

@keyframes loginCardEnter {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.login-header {
    background: transparent;
    padding: 2.5rem 2rem 1.5rem;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.login-header h4 {
    margin: 0;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--white);
    letter-spacing: var(--tracking-tight);
}

.login-header i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
    color: var(--primary);
}

.login-header img {
    margin-bottom: 1rem;
    border-radius: var(--radius-md);
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.login-body {
    padding: 2rem;
    background: transparent;
}

.login-body .form-label {
    color: var(--slate-400);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

.login-body .input-group-text {
    background: rgba(255, 255, 255, 0.05);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    border-right: none;
    color: var(--slate-400);
}

.login-body .form-control {
    background: rgba(255, 255, 255, 0.05);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    color: var(--white);
    padding: 0.75rem 1rem;
}

.login-body .form-control::placeholder {
    color: var(--slate-500);
}

.login-body .form-control:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    color: var(--white);
}

.login-body .input-group:focus-within .input-group-text {
    border-color: var(--primary);
    color: var(--primary);
}

.login-body .btn-primary {
    padding: 0.8rem;
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    background: var(--primary);
    box-shadow: var(--shadow-primary);
    letter-spacing: var(--tracking-normal);
}

.login-body .btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: var(--shadow-primary-lg);
    transform: translateY(-2px);
}

.login-body .alert-danger {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #FCA5A5;
    border-radius: var(--radius-md);
}

/* ==================== SETTINGS ==================== */

.settings-section {
    margin-bottom: 1.5rem;
}

.settings-section .card-header {
    background: var(--slate-50);
}

/* Phone Default Badge */
.phone-default-badge {
    background: var(--success);
    color: var(--white);
    font-size: 0.65rem;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

/* Duration Column */
.duration-cell {
    font-family: var(--font-mono);
    font-size: 0.85em;
    color: var(--slate-500);
    font-weight: 500;
}

/* ==================== EMPTY STATE ==================== */

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--slate-400);
}

.empty-state i {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    opacity: 0.4;
    color: var(--slate-300);
}

.empty-state h5 {
    color: var(--slate-500);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.empty-state p {
    color: var(--slate-400);
    font-size: 0.9rem;
}

/* ==================== TAG FILTER ==================== */

#tagFilterCard {
    border: 1.5px dashed var(--slate-200);
    background: var(--slate-50);
}

#tagFilterCard .card-body {
    padding: 0.75rem 1rem;
}

.tag-filter-btn {
    background: var(--white);
    border: 1.5px solid var(--slate-200);
    color: var(--slate-600);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-full);
    transition: all var(--duration-normal) var(--ease-out);
    cursor: pointer;
    font-family: var(--font-display);
}

.tag-filter-btn:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
}

.tag-filter-btn.active {
    background: var(--primary);
    border-color: transparent;
    color: var(--white);
    box-shadow: var(--shadow-primary);
}

.tag-filter-btn.active:hover {
    background: var(--primary-hover);
}

/* Tag Badges in Table */
.tags-cell {
    max-width: 200px;
}

.tag-badge {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 0.68rem;
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-full);
    margin: 2px;
    font-weight: 600;
    border: 1px solid rgba(79, 70, 229, 0.15);
}

.tags-cell .tag-badge + .tag-badge {
    margin-left: 3px;
}

/* ==================== SYNC PROGRESS ==================== */

#syncProgressModal .progress {
    border-radius: var(--radius-full);
    overflow: hidden;
    background: var(--slate-100);
    height: 8px;
}

#syncProgressModal .progress-bar {
    transition: width 0.3s ease;
    background: var(--primary);
    border-radius: var(--radius-full);
}

#syncLogContainer {
    border: 1px solid var(--slate-200) !important;
    border-radius: var(--radius-md);
    background: var(--slate-50) !important;
}

#syncLog div {
    padding: 3px 0;
    border-bottom: 1px solid var(--slate-100);
    font-size: 0.75rem;
}

#syncLog div:last-child {
    border-bottom: none;
}

/* ==================== DROPDOWN ==================== */

.dropdown-menu {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.4rem;
    background: var(--white);
    animation: dropdownEnter 0.15s var(--ease-out);
}

@keyframes dropdownEnter {
    from {
        opacity: 0;
        transform: translateY(-4px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.dropdown-item {
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.85rem;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--slate-700);
    transition: all var(--duration-fast) ease;
}

.dropdown-item:hover {
    background: var(--slate-100);
    color: var(--slate-900);
}

.dropdown-item i {
    width: 1.25rem;
    text-align: center;
    color: var(--slate-500);
}

/* ==================== ALERTS ==================== */

.alert {
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.alert-danger {
    background: var(--danger-light);
    color: #991B1B;
    border: 1px solid rgba(239, 68, 68, 0.15);
}

.alert-light {
    background: var(--slate-50);
    color: var(--slate-600);
    border: 1px solid var(--slate-200);
}

/* ==================== FOOTER ==================== */

.app-footer {
    background: var(--white);
    border-top: 1px solid var(--border-color);
    padding: 0.85rem 1.5rem;
    text-align: center;
    color: var(--slate-400);
    font-size: 0.78rem;
    font-weight: 500;
    margin-top: auto;
}

.app-footer .container-fluid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.app-footer .footer-year {
    color: var(--slate-300);
}

.app-footer .footer-year::before {
    content: '·';
    margin-right: 0.35rem;
    color: var(--slate-300);
}

.login-page .app-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: transparent;
    border-top: none;
    color: var(--slate-600);
}

/* ==================== RESPONSIVE ==================== */

@media (max-width: 768px) {
    .navbar {
        height: auto;
        padding: 0.5rem 1rem;
    }

    .navbar .navbar-nav .nav-link.active::after {
        display: none;
    }

    main.container-fluid {
        padding: 1.25rem 1rem;
    }

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

    .page-header h2 {
        font-size: 1.35rem;
    }

    .page-header h2 i {
        width: 36px;
        height: 36px;
        font-size: 1.2rem;
    }

    .btn-call {
        width: 32px;
        height: 32px;
        font-size: 0.85rem;
    }

    .table {
        font-size: 0.82rem;
    }

    .stats-card {
        padding: 1rem;
    }

    .stats-icon {
        width: 42px;
        height: 42px;
        font-size: 1.2rem;
    }

    .stats-content h3 {
        font-size: 1.3rem;
    }

    .card-body {
        padding: 1rem;
    }

    .card-header {
        padding: 0.85rem 1rem;
    }

    .login-card {
        max-width: 100%;
        border-radius: var(--radius-lg);
    }
}

@media (max-width: 480px) {
    main.container-fluid {
        padding: 1rem 0.75rem;
    }

    .page-header h2 {
        font-size: 1.15rem;
    }

    .modal-body {
        padding: 1.25rem;
    }

    .login-body {
        padding: 1.5rem;
    }

    .login-header {
        padding: 2rem 1.5rem 1.25rem;
    }
}

/* ==================== SCROLLBAR ==================== */

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

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

::-webkit-scrollbar-thumb {
    background: var(--slate-300);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--slate-400);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--slate-300) transparent;
}

/* ==================== UTILITY ANIMATIONS ==================== */

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

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

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

/* Staggered card animations */
.row > [class*="col-"]:nth-child(1) .stats-card { animation: cardEnter 0.4s var(--ease-out) 0.05s both; }
.row > [class*="col-"]:nth-child(2) .stats-card { animation: cardEnter 0.4s var(--ease-out) 0.1s both; }
.row > [class*="col-"]:nth-child(3) .stats-card { animation: cardEnter 0.4s var(--ease-out) 0.15s both; }
.row > [class*="col-"]:nth-child(4) .stats-card { animation: cardEnter 0.4s var(--ease-out) 0.2s both; }

/* ==================== FOCUS VISIBLE ==================== */

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

button:focus-visible,
.btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px var(--primary-glow);
}