body {
    font-family: 'Inter', sans-serif;
    background-color: #f4f6f9;
    color: #333;
}

/* Card Styling */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.1);
}

/* Sidebar for Admin */
.sidebar {
    min-height: 100vh;
    background-color: #1e293b;
    color: #fff;
    width: 250px;
    position: fixed;
    z-index: 1000;
}

.sidebar a {
    color: #cbd5e1;
    text-decoration: none;
    padding: 12px 20px;
    display: block;
    border-radius: 8px;
    margin: 5px 15px;
    transition: all 0.3s;
}

.sidebar a:hover, .sidebar a.active {
    background-color: #334155;
    color: #fff;
}

.sidebar a i {
    width: 25px;
}

.sidebar .logo-area {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid #334155;
    margin-bottom: 20px;
}

.main-content {
    background-color: #f8fafc;
    min-height: 100vh;
    margin-left: 250px;
}

/* Navbar */
.top-navbar {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
    padding: 15px 30px;
}

/* Utilities */
.text-primary-custom {
    color: #3b82f6 !important;
}

.bg-primary-custom {
    background-color: #3b82f6 !important;
}

/* Login Page */
.login-page {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    margin-left: 0 !important;
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2.5rem;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

/* Scan Page Premium */
.scan-page {
    background: linear-gradient(-45deg, #0f172a, #1e1b4b, #111827, #020617);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    min-height: 100vh;
    color: white;
}

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

.scan-container {
    max-width: 500px;
    margin: 1rem auto;
    position: relative;
    z-index: 10;
}

/* Glassmorphism Wrapper for Reader */
.scanner-wrapper {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

/* Decorative glowing orbs behind scanner */
.scanner-wrapper::before,
.scanner-wrapper::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    filter: blur(60px);
    z-index: -1;
}

.scanner-wrapper::before {
    background: rgba(59, 130, 246, 0.4); /* Blue */
    top: -50px;
    left: -50px;
}

.scanner-wrapper::after {
    background: rgba(139, 92, 246, 0.4); /* Purple */
    bottom: -50px;
    right: -50px;
}

#reader {
    width: 100%;
    border-radius: 16px;
    overflow: hidden;
    background: rgba(0,0,0,0.5);
    border: none;
}

#reader video {
    border-radius: 12px;
}

/* Popup Result Animation */
@keyframes slideUpFade {
    0% { opacity: 0; transform: translateY(30px) scale(0.9); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes popIn {
    0% { transform: scale(0); }
    70% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.scan-result-card {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 30px 20px;
    margin-top: 25px;
    border: 1px solid rgba(255,255,255,0.4);
    display: none;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    color: #1e293b;
    animation: slideUpFade 0.4s ease forwards;
}

.result-icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    border-radius: 50%;
    position: relative;
}

.result-icon-wrapper i {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.5rem;
    animation: popIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards 0.2s;
    opacity: 0;
}

/* Animated Ring */
.result-icon-wrapper::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 50%;
    border: 4px solid transparent;
    animation: spinRing 1s linear forwards;
}

@keyframes spinRing {
    0% { transform: rotate(0deg); border-top-color: inherit; }
    100% { transform: rotate(360deg); border-color: inherit; }
}

.success-theme { color: #10b981; }
.success-bg { background: #d1fae5; border-color: #10b981; }

.warning-theme { color: #f59e0b; }
.warning-bg { background: #fef3c7; border-color: #f59e0b; }

.error-theme { color: #ef4444; }
.error-bg { background: #fee2e2; border-color: #ef4444; }

/* Responsive Adjustments */
@media (max-width: 768px) {
    .sidebar {
        display: none;
    }
    .main-content {
        margin-left: 0 !important;
    }
    .top-navbar {
        padding: 10px 20px;
    }
    .container-fluid {
        padding: 0 10px;
    }
}

/* Bottom Navbar Styling */
.bottom-navbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    height: 70px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 1030;
    padding-bottom: env(safe-area-inset-bottom);
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.05);
}

.bottom-navbar .nav-item {
    text-decoration: none;
    color: #94a3b8;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    transition: all 0.3s ease;
    font-size: 0.7rem;
    font-weight: 500;
}

.bottom-navbar .nav-item i {
    font-size: 1.3rem;
    margin-bottom: 4px;
    transition: transform 0.3s ease;
}

.bottom-navbar .nav-item.active {
    color: #3b82f6;
}

.bottom-navbar .nav-item.active i {
    transform: translateY(-2px);
}

.bottom-navbar .nav-item:active i {
    transform: scale(0.9);
}


/* Print View for ID Card */
@media print {
    body {
        background: #fff;
    }
    .no-print {
        display: none !important;
    }
    .main-content {
        margin-left: 0 !important;
        padding: 0 !important;
    }
    .id-card {
        page-break-inside: avoid;
    }
}

.id-card {
    width: 6.8cm;
    height: 10.5cm;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    margin: 15px;
    display: inline-block;
    background: white;
    position: relative;
    border: 1px solid rgba(59, 130, 246, 0.2);
    text-align: left;
    font-family: 'Outfit', sans-serif;
}
.id-card-header {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
    padding: 15px 10px;
    text-align: center;
    position: relative;
    border-bottom: 4px solid #3b82f6;
}
.id-card-header .inst-name {
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.9;
    display: block;
    margin-bottom: 2px;
}
.id-card-header .card-label {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.id-card-body {
    padding: 15px 10px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.id-phone-photo-wrap {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 3px solid #fff;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    margin-bottom: 8px;
    background: #f1f5f9;
}
.id-phone-photo-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.id-card-name {
    font-size: 1rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0px;
    line-height: 1.2;
}
.id-card-info {
    font-size: 0.7rem;
    color: #64748b;
    margin-bottom: 10px;
}
.id-card-qrcode {
    background: #fff;
    padding: 5px;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    display: inline-block;
}
.id-card-qrcode img {
    display: block;
    max-width: 90px;
    height: auto;
}
.id-card-footer {
    background: #f8fafc;
    padding: 10px 15px;
    text-align: center;
    font-size: 0.65rem;
    color: #64748b;
    border-top: 1px solid #f1f5f9;
    position: absolute;
    bottom: 0;
    width: 100%;
    line-height: 1.4;
}