/* Mathira College - Modern Glassmorphism CSS Design System */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    --bg-main: #f8fafc;
    --bg-darker: #0f172a;
    /* Keep footer and system dark backgrounds slate */
    --card-bg: #ffffff;
    --card-border: rgba(0, 174, 239, 0.12);
    --card-glow: rgba(0, 174, 239, 0.03);

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;

    --color-primary: #d29d39;
    /* Logo Gold */
    --color-primary-hover: #bc8a2e;
    --color-secondary: #00aeef;
    /* Logo Blue (Sky Blue) */
    --color-accent: #ffcc00;
    /* Logo Gold (Golden Yellow) */

    --color-emerald: #10b981;
    --color-emerald-glow: rgba(16, 185, 129, 0.15);
    --color-rose: #ef4444;
    --color-amber: #f59e0b;

    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;

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

/* Global Reset & Scrollbars */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-main);
    background-image:
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100' preserveAspectRatio='none'%3E%3Cpath d='M0,0 Q30,0 20,40 T0,70 Z' fill='%238cc63f' opacity='0.12'/%3E%3C/svg%3E"),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100' preserveAspectRatio='none'%3E%3Cpath d='M100,100 L30,100 Q60,70 80,85 T100,50 Z' fill='%2300aeef' opacity='0.08'/%3E%3Cpath d='M100,100 L50,100 Q70,80 85,90 T100,65 Z' fill='%238cc63f' opacity='0.08'/%3E%3C/svg%3E");
    background-attachment: fixed;
    background-size: 35% 35%, 50% 50%;
    background-position: top left, bottom right;
    background-repeat: no-repeat;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Layout Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.flex-grow {
    flex-grow: 1;
}

/* Headings */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.25;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

/* Text gradients */
.text-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.05), 0 4px 12px -2px rgba(0, 0, 0, 0.02);
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top left, var(--card-glow), transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.glass-card:hover {
    border-color: rgba(0, 174, 239, 0.35);
    box-shadow: 0 20px 40px -5px rgba(0, 174, 239, 0.08);
    transform: translateY(-2px);
}

/* Navigation Header */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 174, 239, 0.12);
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
}

.header-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    padding: 10px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.logo-text h1 {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-text p {
    font-size: 0.65rem;
    text-transform: uppercase;
    color: var(--color-primary);
    font-weight: 700;
    letter-spacing: 1.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 600;
    transition: var(--transition-smooth);
    padding: 8px 8px;
    position: relative;
    white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transition: var(--transition-smooth);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
    color: white !important;
    padding: 10px 20px !important;
    border-radius: 8px;
    font-weight: 600 !important;
    white-space: nowrap;
    flex-shrink: 0;
    box-shadow: 0 4px 14px 0 rgba(210, 157, 57, 0.25);
}

.nav-btn::after {
    display: none !important;
}

.nav-btn:hover {
    box-shadow: 0 6px 20px 0 rgba(210, 157, 57, 0.4);
    transform: translateY(-2px) scale(1.03);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Footer */
footer {
    background: var(--bg-darker);
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    padding: 60px 0 30px 0;
    margin-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-primary);
}

.footer-about p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 15px;
    max-width: 320px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--text-primary);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.footer-contact i {
    color: var(--color-primary);
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.footer-disclaimer {
    color: var(--text-muted);
    font-size: 0.75rem;
    max-width: 600px;
    line-height: 1.5;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
    color: white;
    box-shadow: 0 4px 14px 0 rgba(210, 157, 57, 0.25);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px 0 rgba(210, 157, 57, 0.45);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(0, 174, 239, 0.06);
    color: var(--text-primary);
    border: 1px solid rgba(0, 174, 239, 0.12);
}

.btn-secondary:hover {
    background: rgba(0, 174, 239, 0.12);
    border-color: rgba(0, 174, 239, 0.25);
    transform: translateY(-2px);
}

.btn-emerald {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
    color: white;
    box-shadow: 0 4px 14px 0 rgba(210, 157, 57, 0.25);
}

.btn-emerald:hover {
    background: linear-gradient(135deg, var(--color-primary-hover), #a47622);
    box-shadow: 0 6px 20px 0 rgba(210, 157, 57, 0.45);
    transform: translateY(-2px);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-indigo {
    background: rgba(99, 102, 241, 0.15);
    color: #a5b4fc;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.badge-emerald {
    background: rgba(16, 185, 129, 0.15);
    color: #6ee7b7;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-rose {
    background: rgba(244, 63, 94, 0.15);
    color: #fda4af;
    border: 1px solid rgba(244, 63, 94, 0.3);
}

/* Section Styling */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2.25rem;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

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

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    background: #ffffff;
    border: 1px solid rgba(0, 174, 239, 0.18);
    border-radius: 8px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 174, 239, 0.15);
}

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

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--card-border);
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.9rem;
}

th {
    background: rgba(0, 174, 239, 0.05);
    padding: 16px 20px;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--card-border);
}

td {
    padding: 16px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--text-secondary);
    background: #ffffff;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background: rgba(0, 174, 239, 0.02);
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    padding: 100px 0 80px 0;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.15;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 580px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-glow-sphere {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.25), transparent 75%);
    filter: blur(40px);
    z-index: 0;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

subtle-glow {
    display: none;
}

.hero-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 380px;
    border: 1px solid rgba(0, 174, 239, 0.15);
    background: #ffffff;
}

/* Features Grid */
.stat-card {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 4px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Course Cards */
.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.course-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.course-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.course-fee {
    font-family: monospace;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-emerald);
}

.course-body {
    flex-grow: 1;
    margin-bottom: 20px;
}

.course-body p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.course-requirements {
    background: rgba(0, 174, 239, 0.02);
    padding: 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    border: 1px solid rgba(0, 174, 239, 0.06);
}

/* Admission Eligibility Form */
.eligibility-container {
    max-width: 700px;
    margin: 0 auto;
}

.results-box {
    margin-top: 30px;
    border-radius: 12px;
    padding: 20px;
    background: rgba(16, 185, 129, 0.05);
    border: 1px solid rgba(16, 185, 129, 0.2);
    display: none;
}

.results-box.active {
    display: block;
    animation: slideUp 0.4s ease-out;
}

/* AI Assistant & Embedded Chat UI */
.assistant-layout {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: start;
}

.chat-box {
    height: 550px;
    display: flex;
    flex-direction: column;
    background: #ffffff;
    border: 1px solid rgba(0, 174, 239, 0.15);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.05);
}

.chat-header {
    background: rgba(0, 174, 239, 0.05);
    padding: 16px 20px;
    border-bottom: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-emerald);
    box-shadow: 0 0 8px var(--color-emerald);
}

.chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.9rem;
    line-height: 1.5;
    animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.message-user {
    align-self: flex-end;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    border-bottom-right-radius: 2px;
}

.message-bot {
    align-self: flex-start;
    background: #f1f5f9;
    color: var(--text-primary);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-bottom-left-radius: 2px;
}

.chat-input-area {
    padding: 16px;
    background: #f8fafc;
    border-top: 1px solid var(--card-border);
    display: flex;
    gap: 12px;
}

.chat-input-area input {
    flex-grow: 1;
    background: #ffffff;
    border: 1px solid rgba(0, 174, 239, 0.15);
    border-radius: 8px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-family: var(--font-body);
}

.chat-input-area input:focus {
    outline: none;
    border-color: var(--color-secondary);
}

.quick-prompts {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 15px;
}

.quick-prompt-btn {
    background: rgba(0, 174, 239, 0.06);
    border: 1px solid rgba(0, 174, 239, 0.15);
    color: var(--color-secondary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.quick-prompt-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* Toast System */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 1000;
    pointer-events: none;
}

.toast {
    background: var(--color-emerald);
    color: white;
    padding: 14px 24px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    transform: translateX(120%);
    transition: transform 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.active {
    transform: translateX(0);
}

.toast-error {
    background: var(--color-rose);
}

/* Tab Layouts for Admin Area */
.admin-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 40px;
    align-items: start;
}

.admin-sidebar {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.admin-tab-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.admin-tab-btn:hover,
.admin-tab-btn.active {
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-primary);
}

.admin-tab-btn.active {
    border-left: 3px solid var(--color-primary);
    border-radius: 0 8px 8px 0;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.4s ease-out;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.pulse-animation {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
    }

    70% {
        transform: scale(1.05);
        box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
    }

    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
    }
}

/* Responsive Rules */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .assistant-layout {
        grid-template-columns: 1fr;
    }

    .admin-layout {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 1200px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        border-bottom: 1px solid var(--card-border);
        padding: 24px;
        gap: 16px;
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        width: 100%;
        text-align: center;
    }

    .nav-links a {
        display: block;
        padding: 10px;
        width: 100%;
    }

    .nav-btn {
        display: inline-block !important;
        width: auto !important;
        margin: 10px auto 0 auto;
    }
}

@media (max-width: 768px) {

    .grid-3,
    .grid-4,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}