/**
 * Custom Styles
 * Project: Online Appointment and QR Code-Based Document Tracking System
 * Description: Custom CSS for the academic records portal
 * Design: Glassmorphism Theme - Blue-Cyan Tech Look
 */

:root {
    --primary-color: #00E5FF;
    --secondary-color: #6c757d;
    --success-color: #00C853;
    --danger-color: #FF5252;
    --warning-color: #FFD740;
    --info-color: #00B0FF;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    
    /* Glassmorphism Variables - Blue-Cyan Tech Look */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-bg-light: rgba(255, 255, 255, 0.15);
    --glass-bg-dark: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.25);
    --glass-border-light: rgba(255, 255, 255, 0.35);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-shadow-light: 0 4px 16px rgba(0, 0, 0, 0.2);
    --glass-blur: 16px;
    --glass-blur-light: 10px;
    
    /* Tech Accent Colors */
    --accent-cyan: #00E5FF;
    --accent-blue: #00B0FF;
    --accent-teal: #1DE9B6;
}

.bg-primary {
    background-color: #00B0FF !important;
}

.btn-primary {
    background-color: #00E5FF;
    border-color: #00E5FF;
    color: #0F2027;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #00B8D4;
    border-color: #00B8D4;
    color: #0F2027;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0F2027 0%, #203A43 50%, #2C5364 100%);
    background-attachment: fixed;
    color: #ffffff;
}

img {
    max-width: 100%;
    height: auto;
}

/* Hero Section */
.hero-section {
    background: transparent;
    color: #ffffff;
    padding: 120px 0;
    margin-bottom: 24px;
    min-height: 78vh;
    display: flex;
    align-items: center;
}

.hero-academic {
    position: relative;
    overflow: hidden;
}

.hero-academic .container {
    position: relative;
    z-index: 2;
}

.hero-video-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.hero-video-bg iframe {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 177.78vh;
    height: 56.25vw;
    min-width: 100%;
    min-height: 100%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    border: 0;
}

.hero-bg-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: contrast(1.05) saturate(1.08) brightness(1.02);
}

.hero-video-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(135deg, rgba(15, 32, 39, 0.7), rgba(32, 58, 67, 0.6));
    backdrop-filter: blur(3px);
    box-shadow: inset 0 0 60px rgba(0, 229, 255, 0.15);
}

.hero-video-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 229, 255, 0.08);
    pointer-events: none;
}

.hero-logo {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(0, 229, 255, 0.5);
}

.hero-logo-alt {
    margin-left: -12px;
}

.hero-image-wrap {
    background: var(--glass-bg);
    border-radius: 24px;
    padding: 12px;
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow-light);
}

.hero-image-wrap img {
    border: 3px solid var(--glass-border-light);
}

.hero-section h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--accent-cyan);
    text-shadow: 0 0 20px rgba(0, 229, 255, 0.5);
}

.hero-section p {
    font-size: 1.2rem;
    opacity: 1;
    color: #e0f7fa;
}

.hero-academic .btn.btn-light {
    background: var(--glass-bg-light);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    border: 1px solid var(--glass-border-light);
    color: #ffffff;
}

.hero-academic .btn.btn-light:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.4);
}

.hero-academic .btn.btn-success {
    background: rgba(0, 200, 83, 0.6);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    border-color: rgba(0, 200, 83, 0.8);
}

.hero-academic .btn.btn-success:hover {
    background: rgba(0, 200, 83, 0.8);
}

.navbar-brand-logo {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
}

/* Navbar */
.navbar {
    background: rgba(15, 32, 39, 0.7) !important;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
}

.navbar-dark .navbar-brand,
.navbar-dark .nav-link {
    color: #ffffff !important;
}

.navbar-dark .nav-link:hover {
    color: var(--accent-cyan) !important;
}

.dropdown-menu {
    background: rgba(15, 32, 39, 0.95);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
}

.dropdown-item {
    color: #ffffff;
}

.dropdown-item:hover {
    background: rgba(0, 229, 255, 0.2);
    color: var(--accent-cyan);
}

/* Cards */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 229, 255, 0.2);
}

.card-header {
    background: rgba(0, 229, 255, 0.15);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    color: var(--accent-cyan);
    border-radius: 16px 16px 0 0 !important;
    font-weight: 600;
    border-bottom: 1px solid var(--glass-border);
}

.card-body {
    color: #ffffff;
}

.card-title {
    color: var(--accent-cyan);
}

.card-text {
    color: rgba(255, 255, 255, 0.85);
}

/* Dashboard Stats Cards */
.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-left: 4px solid var(--accent-cyan);
    border-radius: 16px;
}

.stat-card.primary { border-left-color: var(--accent-cyan); }
.stat-card.success { border-left-color: var(--success-color); }
.stat-card.warning { border-left-color: var(--warning-color); }
.stat-card.info { border-left-color: var(--accent-blue); }

.stat-card .stat-icon {
    font-size: 2.5rem;
    opacity: 0.5;
    color: var(--accent-cyan);
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
}

.stat-card .stat-label {
    color: rgba(255, 255, 255, 0.7);
}

/* Buttons */
.btn {
    border-radius: 12px;
    padding: 10px 20px;
    font-weight: 500;
    transition: all 0.3s ease;
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 229, 255, 0.3);
}

.btn-primary {
    background: rgba(0, 229, 255, 0.2);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.btn-primary:hover,
.btn-primary:focus {
    background: rgba(0, 229, 255, 0.35);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.4);
}

.btn-success {
    background: rgba(0, 200, 83, 0.2);
    border-color: var(--success-color);
    color: var(--success-color);
}

.btn-success:hover,
.btn-success:focus {
    background: rgba(0, 200, 83, 0.35);
    border-color: var(--success-color);
    color: var(--success-color);
}

.btn-danger {
    background: rgba(255, 82, 82, 0.2);
    border-color: var(--danger-color);
    color: var(--danger-color);
}

.btn-danger:hover,
.btn-danger:focus {
    background: rgba(255, 82, 82, 0.35);
    border-color: var(--danger-color);
    color: var(--danger-color);
}

.btn-warning {
    background: rgba(255, 215, 64, 0.2);
    border-color: var(--warning-color);
    color: var(--warning-color);
}

.btn-warning:hover,
.btn-warning:focus {
    background: rgba(255, 215, 64, 0.35);
    border-color: var(--warning-color);
    color: var(--warning-color);
}

.btn-info {
    background: rgba(0, 176, 255, 0.2);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.btn-info:hover,
.btn-info:focus {
    background: rgba(0, 176, 255, 0.35);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.btn-light {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

.btn-light:hover,
.btn-light:focus {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.35);
    color: #ffffff;
}

.btn-secondary {
    background: rgba(108, 117, 125, 0.2);
    border-color: rgba(108, 117, 125, 0.4);
    color: #ffffff;
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: rgba(108, 117, 125, 0.35);
    border-color: rgba(108, 117, 125, 0.5);
    color: #ffffff;
}

/* Forms */
.form-control, .form-select {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    padding: 12px 15px;
    color: #ffffff;
}

.form-control:focus, .form-select:focus {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 0.2rem rgba(0, 229, 255, 0.25);
    color: #ffffff;
}

.form-control::placeholder,
.form-select::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-control option,
.form-select option {
    background: #0F2027;
    color: #ffffff;
}

.form-label {
    font-weight: 600;
    color: var(--accent-cyan);
    margin-bottom: 8px;
}

.form-text {
    color: rgba(255, 255, 255, 0.6);
}

/* Tables */
.table {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table thead {
    background: rgba(0, 229, 255, 0.15);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    color: var(--accent-cyan);
}

.table thead th {
    border: none;
    padding: 15px;
    font-weight: 600;
    border-bottom: 1px solid var(--glass-border);
}

.table tbody td {
    padding: 15px;
    vertical-align: middle;
    color: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.table tbody tr {
    transition: background-color 0.2s ease;
}

.table tbody tr:hover {
    background: rgba(0, 229, 255, 0.1);
}

.table a {
    color: var(--accent-cyan);
}

.table a:hover {
    color: var(--accent-teal);
}

/* Badges */
.badge {
    padding: 8px 12px;
    font-weight: 500;
    border-radius: 20px;
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
}

.badge.bg-primary {
    background: rgba(0, 229, 255, 0.25) !important;
    color: var(--accent-cyan) !important;
}

.badge.bg-success {
    background: rgba(0, 200, 83, 0.25) !important;
    color: #69F0AE !important;
}

.badge.bg-danger {
    background: rgba(255, 82, 82, 0.25) !important;
    color: #FF8A80 !important;
}

.badge.bg-warning {
    background: rgba(255, 215, 64, 0.25) !important;
    color: #FFFF8D !important;
}

.badge.bg-info {
    background: rgba(0, 176, 255, 0.25) !important;
    color: #80D8FF !important;
}

.badge.bg-secondary {
    background: rgba(108, 117, 125, 0.25) !important;
}

.badge.bg-light {
    background: rgba(255, 255, 255, 0.15) !important;
    color: #ffffff;
}

.badge.bg-dark {
    background: rgba(0, 229, 255, 0.2) !important;
    color: #00E5FF !important;
    border: 1px solid rgba(0, 229, 255, 0.4);
}

/* Text Utility Colors */
.text-success {
    color: #69F0AE !important;
}

.text-danger {
    color: #FF8A80 !important;
}

.text-warning {
    color: #FFFF8D !important;
}

.text-info {
    color: #80D8FF !important;
}

.text-primary {
    color: var(--accent-cyan) !important;
}

/* Time Slots */
.time-slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
    margin-top: 15px;
}

.time-slot {
    padding: 10px;
    text-align: center;
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    color: #ffffff;
}

.time-slot:hover:not(.disabled) {
    border-color: var(--accent-cyan);
    background: rgba(0, 229, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 229, 255, 0.3);
}

.time-slot.selected {
    background: rgba(0, 229, 255, 0.3);
    color: var(--accent-cyan);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.4);
}

.time-slot.disabled {
    background: rgba(255, 255, 255, 0.03);
    color: rgba(255, 255, 255, 0.3);
    cursor: not-allowed;
    text-decoration: line-through;
    border-color: rgba(255, 255, 255, 0.1);
}

/* QR Code Display */
.qr-code-container {
    text-align: center;
    padding: 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
}

.qr-code-container img {
    max-width: 200px;
    border: 5px solid var(--glass-border-light);
    box-shadow: 0 4px 16px rgba(0, 229, 255, 0.3);
    border-radius: 8px;
}

/* Chatbot Widget */
.chatbot-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
}

.chatbot-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(0, 229, 255, 0.3);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    color: var(--accent-cyan);
    border: 2px solid var(--accent-cyan);
    box-shadow: 0 8px 24px rgba(0, 229, 255, 0.4);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.chatbot-button:hover {
    transform: scale(1.1);
    background: rgba(0, 229, 255, 0.4);
    box-shadow: 0 8px 24px rgba(0, 229, 255, 0.6);
}

.chatbot-window {
    display: none;
    position: absolute;
    bottom: 70px;
    right: 0;
    width: 350px;
    height: 450px;
    background: rgba(15, 32, 39, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 229, 255, 0.3);
    flex-direction: column;
    overflow: hidden;
}

.chatbot-window.active {
    display: flex;
}

.chatbot-header {
    background: rgba(0, 229, 255, 0.15);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    color: var(--accent-cyan);
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
}

.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
}

.chatbot-message {
    margin-bottom: 15px;
    padding: 10px 15px;
    border-radius: 12px;
    max-width: 80%;
}

.chatbot-message.bot {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.chatbot-bot-icon {
    width: 24px;
    height: 24px;
    min-width: 24px;
    border-radius: 50%;
    background: rgba(0, 229, 255, 0.3);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    color: var(--accent-cyan);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    margin-top: 1px;
}

.chatbot-message.bot > span:last-child {
    flex: 1;
}

.chatbot-message.user {
    background: rgba(0, 229, 255, 0.2);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    color: var(--accent-cyan);
    margin-left: auto;
    border-bottom-right-radius: 4px;
}

.chatbot-message.bot {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    color: #ffffff;
    border: 1px solid var(--glass-border);
    border-bottom-left-radius: 4px;
}

.chatbot-input-area {
    padding: 15px;
    border-top: 1px solid var(--glass-border);
    display: flex;
    gap: 10px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
}

.chatbot-input {
    flex: 1;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 10px 15px;
    outline: none;
    color: #ffffff;
}

.chatbot-input:focus {
    border-color: var(--accent-cyan);
    background: rgba(255, 255, 255, 0.12);
}

.chatbot-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.chatbot-send {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0, 229, 255, 0.3);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    color: var(--accent-cyan);
    border: 1px solid var(--accent-cyan);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chatbot-send:hover {
    background: rgba(0, 229, 255, 0.4);
}

/* Loading Spinner */
.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 32, 39, 0.8);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/* Status Timeline */
.status-timeline {
    position: relative;
    padding-left: 30px;
}

.status-timeline::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(255, 255, 255, 0.2);
}

.status-item {
    position: relative;
    padding-bottom: 20px;
    color: rgba(255, 255, 255, 0.9);
}

.status-item::before {
    content: '';
    position: absolute;
    left: -24px;
    top: 5px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.status-item.active::before {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 10px var(--accent-cyan);
}

.status-item.completed::before {
    background: var(--accent-teal);
    border-color: var(--accent-teal);
}

.status-item h6 {
    color: var(--accent-cyan);
}

.status-item p {
    color: rgba(255, 255, 255, 0.7);
}

/* Alerts */
.alert {
    background: var(--glass-bg-light);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: #ffffff;
}

.alert-success {
    background: rgba(0, 200, 83, 0.15);
    border-color: rgba(0, 200, 83, 0.4);
    color: #69F0AE;
}

.alert-danger {
    background: rgba(255, 82, 82, 0.15);
    border-color: rgba(255, 82, 82, 0.4);
    color: #FF8A80;
}

.alert-warning {
    background: rgba(255, 215, 64, 0.15);
    border-color: rgba(255, 215, 64, 0.4);
    color: #FFFF8D;
}

.alert-info {
    background: rgba(0, 176, 255, 0.15);
    border-color: rgba(0, 176, 255, 0.4);
    color: #80D8FF;
}

/* Section Backgrounds */
.bg-light {
    background: rgba(255, 255, 255, 0.05) !important;
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
}

/* Text Colors */
.text-muted {
    color: rgba(255, 255, 255, 0.6) !important;
}

/* Modal */
.modal-backdrop {
    background: rgba(0, 0, 0, 0.5) !important;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-backdrop.show {
    opacity: 1 !important;
}

.modal-content {
    background: rgba(15, 32, 39, 0.85) !important;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 14px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
    color: #ffffff !important;
}

.modal-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 14px 14px 0 0;
    color: #ffffff !important;
}

.modal-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 0 0 14px 14px;
    color: #ffffff !important;
}

.modal-title {
    color: #ffffff !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.modal-body {
    color: #ffffff !important;
}

.modal-body p,
.modal-body div,
.modal-body span,
.modal-body small,
.modal-body strong {
    color: #ffffff !important;
}

.modal-body .text-muted {
    color: rgba(255, 255, 255, 0.7) !important;
}

.modal-body .form-label {
    color: #ffffff !important;
    font-weight: 600;
}

.modal-body .form-control,
.modal-body .form-select {
    background: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    color: #ffffff !important;
}

.modal-body .form-control:focus,
.modal-body .form-select:focus {
    background: rgba(255, 255, 255, 0.15) !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
}

.modal-body .form-control::placeholder,
.modal-body .form-select::placeholder {
    color: rgba(255, 255, 255, 0.5) !important;
}

.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.btn-close:hover {
    filter: invert(1) grayscale(100%) brightness(200%) opacity(0.7);
}

/* Footer */
.glass-footer {
    background: rgba(15, 32, 39, 0.8) !important;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-top: 1px solid var(--glass-border);
}

.glass-footer .text-muted {
    color: rgba(255, 255, 255, 0.5) !important;
}

.glass-footer hr {
    border-color: rgba(255, 255, 255, 0.15) !important;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section {
        padding: 72px 0;
        min-height: 62vh;
    }
    
    .hero-section h1 {
        font-size: 1.8rem;
    }

    .hero-logo {
        width: 46px;
        height: 46px;
    }
    
    .chatbot-window {
        width: 300px;
        right: -10px;
    }
    
    .time-slots-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }

    .card:hover {
        transform: none;
    }

    .card-body.p-4,
    .card-body.p-5 {
        padding: 1rem !important;
    }

    .status-timeline {
        padding-left: 24px;
    }

    .status-item::before {
        left: -19px;
    }

    /* Mobile text visibility improvements */
    .card {
        background: rgba(255, 255, 255, 0.12);
    }

    .form-control,
    .form-select {
        background: rgba(255, 255, 255, 0.15);
        color: #ffffff;
        font-size: 16px;
    }

    .form-control::placeholder {
        color: rgba(255, 255, 255, 0.6);
    }

    .form-label {
        color: #ffffff;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
        font-size: 1rem;
    }

    .card-header h4,
    .card-header h5 {
        color: #ffffff;
        text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    }

    .card-body {
        color: #ffffff;
    }

    .card-title {
        color: #ffffff;
    }

    .card-text {
        color: rgba(255, 255, 255, 0.95);
    }
}

@media (max-width: 576px) {
    .container,
    .container-fluid {
        padding-left: 12px;
        padding-right: 12px;
    }

    .input-group.input-group-lg {
        flex-direction: column;
        gap: .5rem;
    }

    .input-group.input-group-lg > .form-control,
    .input-group.input-group-lg > .btn {
        width: 100%;
        border-radius: .5rem !important;
    }

    .chatbot-window {
        width: calc(100vw - 24px);
        right: 0;
        height: 65vh;
        max-height: 520px;
    }

    #trackScannerArea {
        padding: .5rem !important;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    .chatbot-widget,
    footer {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
}

/* Tech Glow Effect */
.tech-glow {
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

.tech-glow-text {
    text-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
}

/* Scanline Effect for Tech Vibe */
@keyframes scanline {
    0% {
        transform: translateY(-100%);
    }
    100% {
        transform: translateY(100%);
    }
}

.scanline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to bottom, transparent, var(--accent-cyan), transparent);
    animation: scanline 3s linear infinite;
    opacity: 0.3;
}