/* ============================================
   EEIM Platform - Main Stylesheet
   Design: Warm spiritual aesthetic with depth
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Playfair+Display:wght@400;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    /* Core palette */
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --primary-glow: rgba(59, 130, 246, 0.15);
    --secondary: #7c3aed;
    --secondary-light: #a78bfa;
    --accent: #f59e0b;
    --accent-warm: #f97316;

    /* Surfaces */
    --bg-root: #0f172a;
    --bg-body: #1e293b;
    --bg-card: #1e293b;
    --bg-card-hover: #263548;
    --bg-input: #0f172a;
    --bg-sidebar: #0c1524;
    --bg-modal: rgba(0, 0, 0, 0.7);

    /* Text */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-inverse: #0f172a;

    /* Status */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #06b6d4;

    /* Borders & shadows */
    --border: rgba(148, 163, 184, 0.12);
    --border-active: rgba(59, 130, 246, 0.5);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.15);

    /* Layout */
    --sidebar-width: 260px;
    --header-height: 64px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; scroll-behavior: smooth; }
body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: var(--bg-root);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

a { color: var(--primary-light); text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: var(--secondary-light); }
img { max-width: 100%; height: auto; }

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

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

/* ---- SIDEBAR ---- */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: transform 0.3s var(--ease);
}

.sidebar-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-logo {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    color: #fff;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.sidebar-brand h2 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.sidebar-brand small {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 8px;
}

.nav-section-title {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 8px 16px 6px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s var(--ease);
    position: relative;
    cursor: pointer;
}

.nav-link:hover {
    background: rgba(59, 130, 246, 0.08);
    color: var(--text-primary);
}

.nav-link.active {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(124, 58, 237, 0.1));
    color: var(--primary-light);
    font-weight: 600;
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--primary-light);
    border-radius: 0 3px 3px 0;
}

.nav-link .icon {
    width: 20px;
    height: 20px;
    opacity: 0.7;
}

.nav-link.active .icon { opacity: 1; }

.nav-badge {
    margin-left: auto;
    background: var(--danger);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.2s;
}

.sidebar-user:hover { background: rgba(255,255,255,0.05); }

.sidebar-user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border);
}

.sidebar-user-avatar.placeholder {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: #fff;
}

.sidebar-user-info { flex: 1; min-width: 0; }
.sidebar-user-info .name { font-size: 0.85rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user-info .role { font-size: 0.7rem; color: var(--text-muted); }

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

/* ---- TOP HEADER ---- */
.top-header {
    height: var(--header-height);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(12px);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.breadcrumb span { color: var(--text-secondary); }

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-search {
    position: relative;
}

.header-search input {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 8px 16px 8px 38px;
    color: var(--text-primary);
    font-size: 0.85rem;
    width: 240px;
    transition: all 0.3s var(--ease);
    font-family: inherit;
}

.header-search input:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px var(--primary-glow);
    width: 300px;
}

.header-search .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.header-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    position: relative;
}

.header-btn:hover {
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
}

.header-btn .badge {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 18px;
    height: 18px;
    background: var(--danger);
    border-radius: 50%;
    font-size: 0.6rem;
    font-weight: 700;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.4rem;
    cursor: pointer;
    padding: 4px;
}

/* ---- PAGE CONTENT ---- */
.page-content {
    flex: 1;
    padding: 28px 32px;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
}

.page-header h1 {
    font-size: 1.8rem;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 4px;
}

/* ---- CARDS ---- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all 0.3s var(--ease);
}

.card:hover {
    border-color: var(--border-active);
    box-shadow: var(--shadow-glow);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.card-header h3 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1rem;
    font-weight: 700;
}

/* ---- STAT CARDS ---- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: all 0.3s var(--ease);
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--stat-color, var(--primary)), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.stat-card:hover::after { opacity: 1; }
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.stat-icon.blue { background: rgba(59,130,246,0.15); color: #3b82f6; }
.stat-icon.purple { background: rgba(124,58,237,0.15); color: #a78bfa; }
.stat-icon.green { background: rgba(16,185,129,0.15); color: #10b981; }
.stat-icon.orange { background: rgba(245,158,11,0.15); color: #f59e0b; }
.stat-icon.red { background: rgba(239,68,68,0.15); color: #ef4444; }
.stat-icon.cyan { background: rgba(6,182,212,0.15); color: #06b6d4; }

.stat-info h4 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-info .value {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: 'Plus Jakarta Sans', sans-serif;
    margin-top: 2px;
}

.stat-info .trend {
    font-size: 0.75rem;
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.trend.up { color: var(--success); }
.trend.down { color: var(--danger); }

/* ---- GRIDS ---- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    box-shadow: 0 2px 8px rgba(30, 64, 175, 0.3);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(30, 64, 175, 0.4);
}

.btn-secondary {
    background: rgba(255,255,255,0.06);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover { background: rgba(255,255,255,0.1); }

.btn-accent {
    background: linear-gradient(135deg, var(--accent), var(--accent-warm));
    color: var(--text-inverse);
}

.btn-danger { background: var(--danger); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-icon { width: 38px; height: 38px; padding: 0; justify-content: center; }

.btn-group {
    display: flex;
    gap: 8px;
}

/* ---- FORMS ---- */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    transition: all 0.2s var(--ease);
}

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

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2394a3b8' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-light);
}

/* ---- TABLE ---- */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

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

thead th {
    background: rgba(0,0,0,0.3);
    padding: 12px 16px;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

tbody tr { transition: background 0.15s; }
tbody tr:hover { background: rgba(59, 130, 246, 0.04); }
tbody tr:last-child td { border-bottom: none; }

/* ---- AVATAR ---- */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.avatar-sm { width: 32px; height: 32px; }
.avatar-lg { width: 56px; height: 56px; }
.avatar-xl { width: 80px; height: 80px; }

.avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.avatar-group {
    display: flex;
}

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

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

.avatar-group .more {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-input);
    border: 2px solid var(--bg-card);
    margin-left: -8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
}

/* ---- TAGS / BADGES ---- */
.tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.tag-blue { background: rgba(59,130,246,0.15); color: #60a5fa; }
.tag-purple { background: rgba(124,58,237,0.15); color: #a78bfa; }
.tag-green { background: rgba(16,185,129,0.15); color: #34d399; }
.tag-orange { background: rgba(245,158,11,0.15); color: #fbbf24; }
.tag-red { background: rgba(239,68,68,0.15); color: #f87171; }
.tag-cyan { background: rgba(6,182,212,0.15); color: #22d3ee; }

/* ---- MODAL ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-modal);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--ease);
    backdrop-filter: blur(4px);
}

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

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 32px;
    width: 90%;
    max-width: 600px;
    max-height: 85vh;
    overflow-y: auto;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.3s var(--ease);
    box-shadow: var(--shadow-lg);
}

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

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.modal-header h2 { font-size: 1.3rem; }

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all 0.2s;
}

.modal-close:hover { background: rgba(239,68,68,0.1); color: var(--danger); }

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.modal-lg { max-width: 800px; }

/* ---- CALENDAR ---- */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.calendar-header-cell {
    background: rgba(0,0,0,0.3);
    padding: 10px;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.calendar-cell {
    background: var(--bg-card);
    min-height: 100px;
    padding: 8px;
    cursor: pointer;
    transition: background 0.15s;
}

.calendar-cell:hover { background: var(--bg-card-hover); }
.calendar-cell.other-month { opacity: 0.3; }

.calendar-cell.today {
    background: rgba(59, 130, 246, 0.08);
    box-shadow: inset 0 0 0 1px var(--primary-light);
}

.calendar-date {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.calendar-event {
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 4px;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}

.calendar-nav {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.calendar-nav h3 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.1rem;
    min-width: 200px;
    text-align: center;
}

/* ---- EVENT CARD ---- */
.event-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 18px;
    display: flex;
    gap: 16px;
    transition: all 0.3s var(--ease);
    cursor: pointer;
    position: relative;
}

.event-card:hover {
    border-color: var(--border-active);
    transform: translateX(4px);
}

.event-date-badge {
    width: 52px;
    text-align: center;
    flex-shrink: 0;
}

.event-date-badge .month {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary-light);
}

.event-date-badge .day {
    font-size: 1.6rem;
    font-weight: 800;
    line-height: 1.1;
}

.event-date-badge .weekday {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.event-info h4 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.event-info .meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 12px;
}

.event-type-bar {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

/* ---- TEAM CARD ---- */
.team-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    transition: all 0.3s var(--ease);
    position: relative;
    overflow: hidden;
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.team-card-accent {
    height: 4px;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.team-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 12px;
}

.team-card h4 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.team-card .member-count {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ---- SONG CARD ---- */
.song-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all 0.2s;
    cursor: pointer;
}

.song-item:hover { background: var(--bg-card-hover); }

.song-number {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
    width: 24px;
}

.song-info { flex: 1; }
.song-info h4 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
}

.song-info .author {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.song-meta {
    display: flex;
    gap: 12px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ---- MEMBER CARD ---- */
.member-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    text-align: center;
    transition: all 0.3s var(--ease);
}

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

.member-card .avatar-xl {
    margin: 0 auto 12px;
}

.member-card h4 { font-family: 'Plus Jakarta Sans'; font-size: 0.95rem; font-weight: 700; }
.member-card .role-tag { margin-top: 6px; }
.member-card .phone { font-size: 0.8rem; color: var(--text-muted); margin-top: 8px; }

/* ---- DRAG & DROP ---- */
.draggable {
    cursor: grab;
    transition: all 0.2s;
}

.draggable:active { cursor: grabbing; }

.draggable.dragging {
    opacity: 0.5;
    transform: scale(0.98);
}

.drop-zone {
    min-height: 60px;
    border: 2px dashed var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    transition: all 0.2s;
}

.drop-zone.drag-over {
    border-color: var(--primary-light);
    background: var(--primary-glow);
}

/* ---- TABS ---- */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}

.tab-btn {
    padding: 10px 20px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

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

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---- TOAST NOTIFICATIONS ---- */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    min-width: 300px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: toastIn 0.4s var(--ease);
}

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }
.toast.info { border-left: 4px solid var(--info); }

@keyframes toastIn {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ---- YOUTUBE EMBED ---- */
.video-embed {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16/9;
    border: 1px solid var(--border);
}

.video-embed iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ---- EMPTY STATE ---- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state .icon { font-size: 3rem; margin-bottom: 16px; opacity: 0.3; }
.empty-state h3 { font-family: 'Plus Jakarta Sans'; font-size: 1.1rem; margin-bottom: 8px; color: var(--text-secondary); }
.empty-state p { font-size: 0.85rem; max-width: 400px; margin: 0 auto 20px; }

/* ---- PROFILE PAGE ---- */
.profile-header {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

.profile-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    opacity: 0.15;
}

.profile-avatar {
    position: relative;
    z-index: 1;
}

.profile-avatar .avatar-xl { width: 100px; height: 100px; font-size: 2.5rem; }

.profile-info { position: relative; z-index: 1; }
.profile-info h1 { font-size: 1.6rem; }
.profile-info .email { color: var(--text-muted); font-size: 0.9rem; }

/* ---- AVAILABILITY ---- */
.availability-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.avail-day {
    text-align: center;
    padding: 12px 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.avail-day.available {
    background: rgba(16, 185, 129, 0.15);
    border-color: var(--success);
    color: var(--success);
}

.avail-day.unavailable {
    background: rgba(239, 68, 68, 0.08);
    opacity: 0.5;
}

.avail-day .day-name { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; }
.avail-day .status { font-size: 0.65rem; margin-top: 4px; color: var(--text-muted); }

/* ---- SETTINGS ---- */
.settings-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}

.settings-section h3 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

/* ---- FILTER BAR ---- */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.filter-bar .form-control {
    width: auto;
    min-width: 180px;
}

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

.animate-in {
    animation: fadeInUp 0.5s var(--ease) both;
}

.animate-in:nth-child(1) { animation-delay: 0s; }
.animate-in:nth-child(2) { animation-delay: 0.05s; }
.animate-in:nth-child(3) { animation-delay: 0.1s; }
.animate-in:nth-child(4) { animation-delay: 0.15s; }
.animate-in:nth-child(5) { animation-delay: 0.2s; }
.animate-in:nth-child(6) { animation-delay: 0.25s; }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .menu-toggle { display: block; }
    .page-content { padding: 16px; }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .form-row { grid-template-columns: 1fr; }
    .header-search { display: none; }
    .calendar-cell { min-height: 60px; }
    .profile-header { flex-direction: column; text-align: center; }
    .top-header { padding: 0 16px; }
    .page-header { flex-direction: column; gap: 12px; align-items: flex-start; }
    .availability-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .availability-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---- LOGIN PAGE ---- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-root);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59,130,246,0.12), transparent 70%);
    top: -200px;
    right: -200px;
}

.login-page::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(124,58,237,0.08), transparent 70%);
    bottom: -100px;
    left: -100px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 48px;
    width: 90%;
    max-width: 440px;
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-lg);
}

.login-card .logo-section {
    text-align: center;
    margin-bottom: 32px;
}

.login-card .logo-section .sidebar-logo {
    width: 64px;
    height: 64px;
    font-size: 1.5rem;
    margin: 0 auto 16px;
}

.login-card h1 {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.login-card .subtitle {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.login-card .form-group { margin-bottom: 16px; }

.login-btn {
    width: 100%;
    padding: 12px;
    font-size: 0.95rem;
    margin-top: 8px;
}

/* ---- PRINT ---- */
@media print {
    .sidebar, .top-header { display: none !important; }
    .main-content { margin-left: 0 !important; }
    .page-content { padding: 0 !important; }
    body { background: #fff; color: #000; }
    .card { border: 1px solid #ddd; box-shadow: none; }
}