/* ============================================================
   RAJGURU SMS — Shared Glassmorphism Design System
   Ek hi jagah maintain karo, saare pages isko use karte hain.
   ============================================================ */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #06b6d4;
    --accent: #a855f7;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;

    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-dark: #1e293b;
    --text-muted: #64748b;

    --sidebar-width: 280px;
    --radius: 18px;
    --radius-sm: 12px;
    --radius-lg: 26px;

    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.14);
    --glass-hover: rgba(255, 255, 255, 0.14);
    --card-bg: rgba(255, 255, 255, 0.06);

    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.35);
    --glow: 0 0 30px rgba(99, 102, 241, 0.35);

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    background: #0b1020;
}

/* Animated aurora background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(circle at 15% 20%, rgba(99, 102, 241, 0.28), transparent 42%),
        radial-gradient(circle at 85% 15%, rgba(168, 85, 247, 0.24), transparent 45%),
        radial-gradient(circle at 75% 85%, rgba(6, 182, 212, 0.20), transparent 45%),
        radial-gradient(circle at 25% 90%, rgba(79, 70, 229, 0.22), transparent 45%),
        linear-gradient(135deg, #0b1020 0%, #131a33 55%, #0d1226 100%);
    background-size: 200% 200%;
    animation: auroraShift 18s ease-in-out infinite;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        radial-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 26px 26px;
    pointer-events: none;
}

@keyframes auroraShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: rgba(15, 20, 40, 0.72);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    border-right: 1px solid var(--glass-border);
    color: #fff;
    overflow-y: auto;
    z-index: 1000;
    transition: transform var(--transition);
    display: flex;
    flex-direction: column;
}

.sidebar::-webkit-scrollbar { width: 6px; }
.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.sidebar-header {
    padding: 26px 24px 20px;
    border-bottom: 1px solid var(--glass-border);
}

.sidebar .logo,
.logo {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, #a5b4fc 0%, #c4b5fd 50%, #67e8f9 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-close {
    display: none;
    position: absolute;
    top: 22px;
    right: 18px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: #fff;
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.sidebar-close:hover { background: var(--glass-hover); transform: rotate(90deg); }

.user-profile {
    margin-top: 18px;
    padding: 15px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
}

.user-profile .name {
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 4px;
    color: var(--text-secondary);
    word-break: break-all;
}

.user-profile .balance {
    font-size: 22px;
    font-weight: 800;
    color: #34d399;
    margin-top: 6px;
    text-shadow: 0 0 18px rgba(52, 211, 153, 0.4);
}

.sidebar-menu {
    padding: 18px 0 24px;
    flex: 1;
}

.menu-section-title {
    padding: 0 24px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: rgba(255, 255, 255, 0.38);
    font-weight: 700;
    margin: 18px 0 8px;
}

.menu-item {
    padding: 12px 22px;
    margin: 2px 12px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 13px;
    cursor: pointer;
    transition: var(--transition);
    color: rgba(255, 255, 255, 0.78);
    text-decoration: none;
    position: relative;
    font-size: 14px;
    font-weight: 500;
}

.menu-item:hover {
    background: var(--glass-hover);
    color: #fff;
    transform: translateX(3px);
}

.menu-item.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.45), rgba(168, 85, 247, 0.35));
    color: #fff;
    box-shadow: var(--glow);
}

.menu-item.active::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 60%;
    border-radius: 4px;
    background: linear-gradient(180deg, var(--primary-light), var(--accent));
}

.menu-item-icon { font-size: 19px; width: 24px; text-align: center; }
.menu-item-text { font-size: 14px; font-weight: 500; }

/* Sidebar backdrop (mobile) */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(3, 6, 18, 0.6);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.sidebar-overlay.active { opacity: 1; visibility: visible; }

/* ============================================================
   MAIN CONTENT + TOPBAR
   ============================================================ */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin var(--transition);
}

.topbar {
    background: rgba(15, 20, 40, 0.55);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--glass-border);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    gap: 14px;
}

.topbar h1 {
    font-size: 24px;
    font-weight: 800;
    color: #fff;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.balance-display {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    padding: 10px 20px;
    border-radius: var(--radius-lg);
    font-weight: 700;
    font-size: 16px;
    box-shadow: var(--glow);
    white-space: nowrap;
}

.mobile-menu-toggle {
    display: none;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: #fff;
    font-size: 22px;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.mobile-menu-toggle:hover { background: var(--glass-hover); }

.content-wrapper { padding: 30px 32px; }

/* ============================================================
   GLASS PANELS / CARDS
   ============================================================ */
.panel,
.card,
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
    overflow: hidden;
    transition: var(--transition);
}

.panel:hover,
.glass-card:hover { border-color: rgba(255, 255, 255, 0.22); }

.panel-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.panel-title {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
}

.panel-body { padding: 24px; }

/* Stat cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--card-bg);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 140px;
    height: 140px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3), transparent 70%);
    border-radius: 50%;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(129, 140, 248, 0.4);
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 30px;
    font-weight: 800;
    color: #fff;
    margin-top: 8px;
}

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

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

input, select, textarea {
    width: 100%;
    padding: 13px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: #fff;
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    outline: none;
}

input::placeholder, textarea::placeholder { color: var(--text-muted); }

input:focus, select:focus, textarea:focus {
    border-color: var(--primary-light);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

select option { background: #131a33; color: #fff; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.4);
}
.btn-primary:hover { box-shadow: 0 10px 26px rgba(99, 102, 241, 0.55); }

.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
    box-shadow: 0 6px 18px rgba(16, 185, 129, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
    box-shadow: 0 6px 18px rgba(239, 68, 68, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff;
    box-shadow: 0 6px 18px rgba(245, 158, 11, 0.4);
}

.btn-light,
.btn-secondary {
    background: var(--glass-bg);
    color: #fff;
    border: 1px solid var(--glass-border);
}
.btn-light:hover, .btn-secondary:hover { background: var(--glass-hover); }

/* ============================================================
   TABLES
   ============================================================ */
.table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 560px;
}

thead th {
    text-align: left;
    padding: 14px 16px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-secondary);
    font-weight: 700;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.03);
    white-space: nowrap;
}

tbody td {
    padding: 14px 16px;
    font-size: 14px;
    color: var(--text-primary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

tbody tr { transition: var(--transition); }
tbody tr:hover { background: rgba(255, 255, 255, 0.04); }

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}
.badge-success { background: rgba(16, 185, 129, 0.18); color: #34d399; }
.badge-danger { background: rgba(239, 68, 68, 0.18); color: #f87171; }
.badge-warning { background: rgba(245, 158, 11, 0.18); color: #fbbf24; }
.badge-info { background: rgba(59, 130, 246, 0.18); color: #60a5fa; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 992px) {
    .content-wrapper { padding: 22px; }
    .topbar { padding: 14px 22px; }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 84vw;
        max-width: 320px;
    }
    .sidebar.active { transform: translateX(0); box-shadow: var(--shadow-lg); }
    .sidebar-close { display: flex; }

    .main-content { margin-left: 0; }
    .mobile-menu-toggle { display: flex; }

    .topbar h1 { font-size: 19px; }
    .balance-display { font-size: 14px; padding: 8px 14px; }
    .content-wrapper { padding: 16px; }
    .panel-body { padding: 18px; }
    .stat-value { font-size: 26px; }
}

@media (max-width: 480px) {
    .topbar { padding: 12px 14px; }
    .topbar h1 { font-size: 17px; }
    .content-wrapper { padding: 12px; }
    .balance-display { font-size: 13px; padding: 7px 12px; }
    .stats-grid { grid-template-columns: 1fr; }
}

/* Utility */
.text-success { color: #34d399; }
.text-danger { color: #f87171; }
.text-warning { color: #fbbf24; }
.text-muted { color: var(--text-muted); }
.fade-in { animation: fadeIn 0.5s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }