@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@300;400;500;700;800&display=swap');

:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.8);
    --bg-glass: rgba(255,255,255,0.04);
    --border: rgba(255,255,255,0.08);
    --text: #e5e7eb;
    --text-muted: #9ca3af;
    --text-heading: #f9fafb;
    --accent: #00d4aa;
    --accent-glow: rgba(0,212,170,0.15);
    --danger: #ff4757;
    --danger-glow: rgba(255,71,87,0.15);
    --warning: #ffa502;
    --info: #3b82f6;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0,0,0,0.3);
    --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

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

body {
    font-family: 'Tajawal', sans-serif;
    background: var(--bg-primary);
    color: var(--text);
    direction: rtl;
    min-height: 100vh;
    line-height: 1.6;
}

/* Layout */
.app-layout { display: flex; min-height: 100vh; }

.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border);
    padding: 24px 0;
    position: fixed;
    top: 0; right: 0; bottom: 0;
    display: flex; flex-direction: column;
    z-index: 100;
    transition: var(--transition);
}

.sidebar-brand {
    padding: 0 24px 24px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
    text-align: center;
}

.sidebar-brand h1 {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent), #00f5c8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-brand small { color: var(--text-muted); font-size: 0.8rem; }

.nav-links { flex: 1; padding: 0 12px; }

.nav-link {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 16px; margin-bottom: 4px;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover { background: var(--bg-glass); color: var(--text); }
.nav-link.active { background: var(--accent-glow); color: var(--accent); }
.nav-link .icon { font-size: 1.2rem; width: 24px; text-align: center; }

.sidebar-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
}

.user-info { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.user-avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--info));
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.9rem; color: #000;
}
.user-name { font-weight: 500; font-size: 0.9rem; }
.user-role { font-size: 0.75rem; color: var(--text-muted); }

.btn-logout {
    width: 100%; padding: 8px;
    background: rgba(255,71,87,0.1);
    border: 1px solid rgba(255,71,87,0.2);
    color: var(--danger);
    border-radius: var(--radius-sm);
    cursor: pointer; font-family: inherit;
    font-size: 0.85rem; font-weight: 500;
    transition: var(--transition);
}
.btn-logout:hover { background: rgba(255,71,87,0.2); }

.main-content {
    flex: 1;
    margin-right: 260px;
    padding: 24px 32px;
    min-height: 100vh;
}

/* Page header */
.page-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 24px; flex-wrap: wrap; gap: 16px;
}
.page-header h2 { font-size: 1.6rem; font-weight: 700; color: var(--text-heading); }

/* Cards */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    transition: var(--transition);
}
.card:hover { border-color: rgba(255,255,255,0.12); }

/* Stats row */
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute; top: 0; right: 0; left: 0;
    height: 3px;
}
.stat-card.income::before { background: linear-gradient(90deg, var(--accent), #00f5c8); }
.stat-card.expense::before { background: linear-gradient(90deg, var(--danger), #ff6b81); }
.stat-card.net::before { background: linear-gradient(90deg, var(--info), #60a5fa); }

.stat-label { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 8px; }
.stat-value { font-size: 1.8rem; font-weight: 800; }
.stat-card.income .stat-value { color: var(--accent); }
.stat-card.expense .stat-value { color: var(--danger); }
.stat-card.net .stat-value { color: var(--info); }

/* Buttons */
.btn {
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    border: none;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: #00e6b8; box-shadow: 0 0 20px var(--accent-glow); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #ff5e6e; }
.btn-secondary { background: var(--bg-glass); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: rgba(255,255,255,0.08); }
.btn-warning { background: var(--warning); color: #000; }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.btn-icon { padding: 6px 8px; font-size: 1rem; background: transparent; color: var(--text-muted); border: none; cursor: pointer; border-radius: var(--radius-sm); transition: var(--transition); }
.btn-icon:hover { color: var(--text); background: var(--bg-glass); }
.btn-icon.delete:hover { color: var(--danger); }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 500; font-size: 0.85rem; color: var(--text-muted); }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }

input, select, textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: inherit;
    font-size: 0.9rem;
    transition: var(--transition);
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
select { cursor: pointer; }
select option { background: var(--bg-secondary); }

/* Tabs */
.tabs { display: flex; gap: 4px; margin-bottom: 20px; background: var(--bg-primary); padding: 4px; border-radius: var(--radius-sm); }
.tab-btn {
    flex: 1; padding: 10px 16px;
    background: transparent;
    border: none; border-radius: 6px;
    color: var(--text-muted);
    font-family: inherit; font-weight: 600; font-size: 0.85rem;
    cursor: pointer; transition: var(--transition);
}
.tab-btn.active { background: var(--bg-card); color: var(--accent); }
.tab-btn:hover:not(.active) { color: var(--text); }
.tab-content { display: none; animation: fadeIn 0.3s ease; }
.tab-content.active { display: block; }

/* Direction toggle */
.direction-toggle { display: flex; gap: 4px; background: var(--bg-primary); padding: 4px; border-radius: var(--radius-sm); }
.direction-btn {
    flex: 1; padding: 8px 16px;
    border: none; border-radius: 6px;
    font-family: inherit; font-weight: 600; font-size: 0.85rem;
    cursor: pointer; background: transparent; color: var(--text-muted);
    transition: var(--transition);
}
.direction-btn.active.in { background: var(--accent-glow); color: var(--accent); }
.direction-btn.active.out { background: var(--danger-glow); color: var(--danger); }

/* Tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
    padding: 12px 16px;
    text-align: right;
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    font-size: 0.9rem;
    white-space: nowrap;
}
tbody tr { transition: var(--transition); }
tbody tr:hover { background: var(--bg-glass); }
.amount-in { color: var(--accent); font-weight: 700; }
.amount-out { color: var(--danger); font-weight: 700; }

/* Badge */
.badge {
    display: inline-block; padding: 4px 10px;
    border-radius: 20px; font-size: 0.75rem; font-weight: 600;
}
.badge-membership { background: rgba(59,130,246,0.15); color: #60a5fa; }
.badge-training { background: rgba(168,85,247,0.15); color: #a855f7; }
.badge-generic { background: rgba(255,255,255,0.08); color: var(--text-muted); }
.badge-active { background: var(--accent-glow); color: var(--accent); }
.badge-closed { background: rgba(255,255,255,0.08); color: var(--text-muted); }

/* Day status bar */
.day-status {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 24px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    flex-wrap: wrap; gap: 12px;
}
.day-status.active {
    background: linear-gradient(135deg, rgba(0,212,170,0.1), rgba(0,245,200,0.05));
    border: 1px solid rgba(0,212,170,0.2);
}
.day-status.closed, .day-status.none {
    background: linear-gradient(135deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
    border: 1px solid var(--border);
}
.day-status-text { display: flex; align-items: center; gap: 10px; }
.status-dot { width: 10px; height: 10px; border-radius: 50%; }
.status-dot.active { background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: pulse 2s infinite; }
.status-dot.none { background: var(--text-muted); }

/* Modal */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center;
    z-index: 1000;
    opacity: 0; visibility: hidden;
    transition: var(--transition);
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 90%; max-width: 480px;
    animation: slideUp 0.3s ease;
}
.modal-header { padding: 20px 24px; border-bottom: 1px solid var(--border); }
.modal-header h3 { font-size: 1.1rem; font-weight: 700; }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; gap: 8px; justify-content: flex-start; }

/* Toast */
.toast {
    position: fixed; bottom: 24px; left: 24px;
    padding: 14px 24px;
    border-radius: var(--radius-sm);
    font-weight: 500; font-size: 0.9rem;
    z-index: 2000;
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition);
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast-success { background: var(--accent); color: #000; }
.toast-error { background: var(--danger); color: #fff; }

/* Empty state */
.empty-state {
    text-align: center; padding: 48px 24px;
    color: var(--text-muted);
}
.empty-state .icon { font-size: 3rem; margin-bottom: 16px; opacity: 0.5; }
.empty-state p { font-size: 1rem; }

/* Summary breakdown */
.breakdown-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }

/* Login page */
.login-page {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg-primary);
    padding: 24px;
}
.login-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 48px 40px;
    width: 100%; max-width: 420px;
    text-align: center;
}
.login-card h1 {
    font-size: 2rem; font-weight: 800;
    background: linear-gradient(135deg, var(--accent), #00f5c8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}
.login-card .subtitle { color: var(--text-muted); margin-bottom: 32px; }
.login-card .form-group { text-align: right; }
.login-card .btn { width: 100%; justify-content: center; padding: 12px; font-size: 1rem; margin-top: 8px; }
.login-error { color: var(--danger); font-size: 0.85rem; margin-top: 12px; display: none; }

/* Month picker */
.month-picker { display: flex; align-items: center; gap: 12px; }
.month-picker input[type="month"] { padding: 8px 14px; }

/* Loading */
.loading { text-align: center; padding: 32px; color: var(--text-muted); }

/* Animations */
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.5; } }

/* Hamburger menu button */
.menu-toggle {
    display: none;
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 200;
    width: 44px; height: 44px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 1.4rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.menu-toggle:hover { background: var(--bg-glass); }

/* Sidebar overlay for mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 90;
}
.sidebar-overlay.active { display: block; }

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle { display: flex; }

    .sidebar {
        width: 280px;
        transform: translateX(100%);
        box-shadow: -4px 0 24px rgba(0,0,0,0.4);
    }
    .sidebar.open { transform: translateX(0); }

    .main-content {
        margin-right: 0;
        padding: 16px;
        padding-top: 72px;
    }

    .page-header { flex-direction: column; align-items: flex-start; }
    .page-header h2 { font-size: 1.3rem; }

    .form-row { grid-template-columns: 1fr; }
    .stats-row { grid-template-columns: 1fr; }
    .breakdown-grid { grid-template-columns: 1fr; }

    .tabs { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .tab-btn { flex: none; white-space: nowrap; padding: 10px 12px; font-size: 0.8rem; }

    .card { padding: 16px; }
    .stat-value { font-size: 1.4rem; }

    .day-status { padding: 12px 16px; flex-direction: column; align-items: flex-start; }

    .month-picker { width: 100%; }
    .month-picker input[type="month"] { flex: 1; }

    .inline-form { flex-direction: column; }
    .inline-form input, .inline-form select { width: 100%; min-width: 0; }

    table { font-size: 0.8rem; }
    thead th { padding: 8px 10px; font-size: 0.7rem; }
    tbody td { padding: 8px 10px; font-size: 0.8rem; }

    .login-card { padding: 32px 24px; }
    .login-card h1 { font-size: 1.6rem; }
}

@media (max-width: 480px) {
    .main-content { padding: 12px; padding-top: 68px; }
    .stats-row { grid-template-columns: 1fr; }
    .page-header h2 { font-size: 1.1rem; }
}

/* Inline edit row for settings */
.inline-form { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.inline-form input, .inline-form select { width: auto; flex: 1; min-width: 120px; }