/* =================================================================
   Sakura Saki — Admin Panel Design System
   Inspired by "Digital Serenity & Tactile Elegance" from Stitch
   ================================================================= */

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

/* ---------- Design Tokens ---------- */
:root {
    --primary: #864e5a;
    --primary-container: #ffb7c5;
    --on-primary: #ffffff;
    --on-primary-container: #7b4551;
    --secondary: #70585b;
    --secondary-container: #f8d8db;
    --surface: #f9f9f9;
    --surface-container: #eeeeee;
    --surface-container-low: #f3f3f3;
    --surface-container-high: #e8e8e8;
    --surface-container-highest: #e2e2e2;
    --surface-container-lowest: #ffffff;
    --on-surface: #1a1c1c;
    --on-surface-variant: #514345;
    --outline: #837375;
    --outline-variant: #d6c2c4;
    --error: #ba1a1a;
    --error-container: #ffdad6;
    --on-error-container: #93000a;

    --font-headline: 'Noto Serif', serif;
    --font-body: 'Manrope', sans-serif;
    --font-label: 'Manrope', sans-serif;

    --radius-default: 1rem;
    --radius-lg: 2rem;
    --radius-full: 9999px;
}

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

body.admin-body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--surface);
    color: var(--on-surface);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

/* Auth pages (no .admin-body class) */
body:not(.admin-body) {
    margin: 0;
    font-family: var(--font-body);
    background: linear-gradient(135deg, #ffe4ea, #fff5f7, #fce7f3);
    color: var(--on-surface);
    min-height: 100vh;
}

/* ---------- Glassmorphism & Claymorphism ---------- */
.glass-pane {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 0.5px solid rgba(214, 194, 196, 0.15);
}

.clay-lift {
    box-shadow: 0 40px 60px -15px rgba(26, 28, 28, 0.06),
                inset 2px 2px 0px rgba(255, 255, 255, 1);
}

.recessed {
    background: var(--surface-container-high);
    box-shadow: inset 2px 2px 5px rgba(0,0,0,0.05);
}

/* ---------- Side Navigation ---------- */
.admin-sidebar {
    position: sticky;
    top: 0;
    left: 0;
    width: 280px;
    min-width: 280px;
    height: 100vh;
    background: #fafaf9;
    border-radius: 0 3rem 3rem 0;
    display: flex;
    flex-direction: column;
    padding: 2rem 0;
    gap: 0.5rem;
    box-shadow: 40px 0 60px -15px rgba(0,0,0,0.05);
    z-index: 50;
    overflow-y: auto;
}

.sidebar-brand {
    padding: 0 2rem;
    margin-bottom: 2.5rem;
}

.sidebar-brand h1 {
    font-family: var(--font-headline);
    font-size: 1.15rem;
    color: #9f1239;
    letter-spacing: -0.01em;
    margin: 0;
}

.sidebar-brand p {
    font-family: var(--font-label);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: #94a3b8;
    margin: 0.2rem 0 0 0;
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    margin-left: 1rem;
    margin-right: 0.5rem;
    border-radius: var(--radius-full);
    font-family: var(--font-label);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: #94a3b8;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-nav a:hover {
    background: rgba(255, 183, 197, 0.15);
    color: var(--primary);
    transform: translateX(4px);
}

.sidebar-nav a.active {
    background: var(--surface-container-lowest);
    color: var(--primary);
    box-shadow: 0 2px 8px rgba(134, 78, 90, 0.08);
    font-weight: 600;
}

.sidebar-nav a .material-symbols-outlined {
    font-size: 1.25rem;
}

.sidebar-footer {
    padding: 0 2rem;
    margin-top: auto;
}

.sidebar-profile {
    margin-top: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    background: var(--surface-container);
    border-radius: var(--radius-full);
}

.sidebar-profile .avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.75rem;
    color: var(--on-primary-container);
}

.sidebar-profile .info {
    display: flex;
    flex-direction: column;
}

.sidebar-profile .info .name {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--on-surface);
}

.sidebar-profile .info .role {
    font-size: 0.625rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ---------- Main Content Area ---------- */
.admin-main {
    flex: 1;
    padding: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    overflow-y: auto;
    position: relative;
    /* z-index removed: was trapping Bootstrap modals inside this stacking context */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ---------- Page Header ---------- */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
}

.page-header .kicker {
    font-family: var(--font-label);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--primary);
    margin-bottom: 0.5rem;
    display: block;
}

.page-header h2 {
    font-family: var(--font-headline);
    font-size: 2.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--on-surface);
    margin: 0;
}

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

/* ---------- Search Bar ---------- */
.search-pill {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-full);
    background: var(--surface-container-high);
    box-shadow: inset 2px 2px 5px rgba(0,0,0,0.05);
}

.search-pill input {
    background: transparent;
    border: none;
    outline: none;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--on-surface-variant);
    width: 12rem;
    font-family: var(--font-body);
}

.search-pill input::placeholder { color: var(--outline); }

/* ---------- Stat Cards ---------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    padding: 1.5rem;
    border-radius: var(--radius-default);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -10px rgba(134, 78, 90, 0.12),
                inset 2px 2px 0px rgba(255,255,255,1);
}

.stat-card .stat-label {
    font-family: var(--font-label);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--outline);
    margin-bottom: 0.5rem;
}

.stat-card .stat-value {
    font-family: var(--font-headline);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--on-surface);
    line-height: 1;
}

.stat-card .stat-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--primary-container);
    color: var(--on-primary-container);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.stat-card.highlight {
    background: var(--primary-container);
}

.stat-card.highlight .stat-value {
    color: var(--on-primary-container);
}

.stat-card.highlight .stat-icon {
    background: rgba(255,255,255,0.5);
    color: var(--primary);
}

/* ---------- Content Cards ---------- */
.content-card {
    border-radius: var(--radius-default);
    padding: 2rem;
    margin-bottom: 2rem;
}

.content-card h3 {
    font-family: var(--font-headline);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

/* ---------- Data Tables ---------- */
.sakura-table {
    width: 100%;
    text-align: left;
    border-collapse: separate;
    border-spacing: 0 0.75rem;
}

.sakura-table thead th {
    font-family: var(--font-label);
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #94a3b8;
    padding: 0 1rem 0.5rem;
    font-weight: 600;
    border: none;
}

.sakura-table tbody tr {
    background: var(--surface-container-lowest);
    box-shadow: 0 2px 8px rgba(0,0,0,0.03);
    transition: all 0.3s ease;
}

.sakura-table tbody tr:hover {
    box-shadow: 0 8px 24px rgba(134, 78, 90, 0.08);
    transform: translateY(-2px);
}

.sakura-table tbody td {
    padding: 1rem;
    font-size: 0.875rem;
    vertical-align: middle;
    border: none;
}

.sakura-table tbody td:first-child { border-radius: var(--radius-default) 0 0 var(--radius-default); }
.sakura-table tbody td:last-child { border-radius: 0 var(--radius-default) var(--radius-default) 0; }

/* ---------- Badges ---------- */
.badge-pill {
    padding: 0.3rem 0.75rem;
    font-size: 0.625rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    display: inline-block;
}

.badge-admin { background: var(--primary-container); color: var(--on-primary-container); }
.badge-user { background: var(--surface-container-high); color: var(--on-surface-variant); }
.badge-active { background: #dcfce7; color: #166534; }
.badge-inactive { background: var(--error-container); color: var(--on-error-container); }
.badge-scheduled { background: var(--primary-container); color: var(--on-primary-container); }
.badge-completed { background: #dcfce7; color: #166534; }
.badge-cancelled { background: var(--error-container); color: var(--on-error-container); }

/* ---------- Buttons ---------- */
.btn-sakura {
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-full);
    font-family: var(--font-label);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-sakura:hover {
    transform: translateY(-2px);
}

.btn-sakura-primary {
    background: var(--primary);
    color: var(--on-primary);
    box-shadow: 0 8px 24px rgba(134, 78, 90, 0.3);
}

.btn-sakura-primary:hover {
    box-shadow: 0 12px 32px rgba(134, 78, 90, 0.45);
    background: #7a4653;
}

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

.btn-sakura-outline:hover {
    background: rgba(255, 183, 197, 0.1);
    border-color: var(--primary);
}

.btn-sakura-danger {
    background: transparent;
    color: var(--error);
    border: 1.5px solid var(--error-container);
}

.btn-sakura-danger:hover {
    background: var(--error-container);
    color: var(--on-error-container);
}

.btn-sakura-sm {
    padding: 0.4rem 1rem;
    font-size: 0.65rem;
}

/* ---------- Form Inputs (Recessed) ---------- */
.input-recessed {
    background: var(--surface-container-high);
    box-shadow: inset 2px 2px 5px rgba(0,0,0,0.05);
    border: none;
    border-radius: var(--radius-default);
    padding: 0.75rem 1.25rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--on-surface);
    width: 100%;
    outline: none;
    transition: box-shadow 0.3s ease;
}

.input-recessed:focus {
    box-shadow: inset 2px 2px 5px rgba(0,0,0,0.05),
                0 0 0 2px rgba(134, 78, 90, 0.2);
}

.input-recessed::placeholder { color: var(--outline); }

/* ---------- Modals ---------- */
.sakura-modal .modal-content {
    border: none;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.sakura-modal .modal-header {
    background: var(--surface-container-low);
    border: none;
    padding: 1.5rem 2rem;
}

.sakura-modal .modal-title {
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 1.25rem;
}

.sakura-modal .modal-body {
    padding: 2rem;
}

.sakura-modal .modal-footer {
    border: none;
    padding: 1rem 2rem 1.5rem;
}

/* ---------- Charts Container ---------- */
.chart-container {
    position: relative;
    width: 100%;
    height: 280px;
}

/* ---------- Footer ---------- */
.admin-footer {
    margin-top: auto;
    padding: 3rem 0;
    border-top: 1px solid rgba(255, 183, 197, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.admin-footer span {
    font-family: var(--font-label);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #94a3b8;
}

.admin-footer a {
    font-family: var(--font-label);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #94a3b8;
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.admin-footer a:hover {
    color: var(--primary);
    opacity: 1;
}

/* ---------- Site Footer (Auth Pages) ---------- */
.site-footer {
    width: 100%;
    padding: 1.25rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 183, 197, 0.2);
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 10;
    position: relative;
}

.site-footer span {
    font-family: var(--font-label, 'Manrope', sans-serif);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #94a3b8;
}

/* ---------- Sakura Petals Canvas ---------- */
#sakura-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* ---------- Modal z-index fix ---------- */
.modal-backdrop { z-index: 1050 !important; }
.modal { z-index: 1055 !important; }

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

@media (max-width: 768px) {
    body.admin-body { flex-direction: column; }
    .admin-sidebar {
        position: fixed;
        width: 100%;
        height: auto;
        border-radius: 0;
        flex-direction: row;
        padding: 0.5rem;
        overflow-x: auto;
    }
    .sidebar-brand, .sidebar-footer { display: none; }
    .sidebar-nav { flex-direction: row; gap: 0; }
    .sidebar-nav a { margin: 0; padding: 0.5rem 1rem; font-size: 0.75rem; }
    .admin-main { padding: 1.5rem; margin-top: 4rem; }
    .page-header { flex-direction: column; gap: 1rem; align-items: flex-start; }
    .stats-grid { grid-template-columns: 1fr; }
    .page-header h2 { font-size: 1.5rem; }
}

/* ---------- Auth Pages ---------- */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.auth-card {
    width: 100%;
    max-width: 440px;
    border-radius: var(--radius-lg);
    padding: 3rem;
    position: relative;
    z-index: 10;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 0.5px solid rgba(214, 194, 196, 0.15);
    box-shadow: 0 40px 60px -15px rgba(26, 28, 28, 0.08);
}

.auth-card h2 {
    font-family: var(--font-headline);
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    color: var(--on-surface);
    margin-bottom: 0.5rem;
}

.auth-card .subtitle {
    text-align: center;
    font-size: 0.875rem;
    color: var(--outline);
    margin-bottom: 2rem;
}

.auth-card .form-group {
    margin-bottom: 1.25rem;
}

.auth-card label {
    font-family: var(--font-label);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--on-surface-variant);
    margin-bottom: 0.4rem;
    display: block;
}

.auth-brand {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-brand h1 {
    font-family: var(--font-headline);
    font-size: 1.75rem;
    color: var(--primary);
    margin: 0;
}

.auth-brand p {
    font-family: var(--font-label);
    font-size: 0.75rem;
    color: var(--outline);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin: 0.25rem 0 0;
}

/* ---------- Utility: Initials Avatar ---------- */
.initials-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.625rem;
    flex-shrink: 0;
}

/* ---------- Two-column grid ---------- */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .grid-2 { grid-template-columns: 1fr; }
}

/* ---------- Alert ---------- */
.sakura-alert {
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-default);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.sakura-alert-error {
    background: var(--error-container);
    color: var(--on-error-container);
}

.sakura-alert-success {
    background: #dcfce7;
    color: #166534;
}

/* ---------- Quick Access Cards ---------- */
a.content-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(134, 78, 90, 0.12),
                inset 2px 2px 0px rgba(255,255,255,1);
}

/* ---------- Responsive: stats-grid 5 cols ---------- */
@media (max-width: 1200px) {
    .stats-grid[style*="repeat(5"] {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}
@media (max-width: 768px) {
    .stats-grid[style*="repeat(5"] {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}