/* ==========================================
   FJU CTE English Portal Design System
   ========================================== */

/* Typography & Root Variables */
:root {
    /* Color Palette - Light Theme (Default) */
    --primary-hsl: 220, 80%, 16%; /* Deep Catholic Blue */
    --primary: hsl(var(--primary-hsl));
    --primary-light: hsl(220, 75%, 26%);
    --primary-glow: rgba(15, 32, 67, 0.1);
    
    --accent-hsl: 36, 100%, 48%; /* Radiant Amber */
    --accent: hsl(var(--accent-hsl));
    --accent-light: hsl(36, 100%, 55%);
    --accent-glow: rgba(217, 119, 6, 0.15);
    
    --success: #10b981;
    --danger: #ef4444;
    
    --text-primary: #0f172a;   /* Slate 900 */
    --text-secondary: #475569; /* Slate 600 */
    --text-light: #94a3b8;     /* Slate 400 */
    
    --bg-base: #f8fafc;        /* Slate 50 */
    --bg-surface: #ffffff;
    --bg-header: rgba(255, 255, 255, 0.85);
    
    --border-color: #e2e8f0;    /* Slate 200 */
    --border-hover: #cbd5e1;    /* Slate 300 */
    
    /* Glassmorphism Styles */
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 8px 32px 0 rgba(15, 23, 42, 0.05);
    
    /* Animation Timing */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    
    --max-width: 1200px;
    
    /* Hero Colors (Light) */
    --hero-bg: radial-gradient(100% 100% at 50% 0%, #eff6ff 0%, #f8fafc 100%);
    --hero-glow: linear-gradient(135deg, #2563eb, #d97706);
}

/* Dark Theme Variables override */
body.dark-theme {
    --primary-hsl: 217, 91%, 60%; /* Glowing Blue */
    --primary: hsl(var(--primary-hsl));
    --primary-light: hsl(217, 91%, 68%);
    --primary-glow: rgba(37, 99, 235, 0.2);
    
    --accent-hsl: 38, 92%, 50%; /* Electric Amber */
    --accent: hsl(var(--accent-hsl));
    --accent-light: hsl(38, 92%, 58%);
    --accent-glow: rgba(217, 119, 6, 0.25);
    
    --text-primary: #f8fafc;   /* Slate 50 */
    --text-secondary: #cbd5e1; /* Slate 300 */
    --text-light: #64748b;     /* Slate 500 */
    
    --bg-base: #020617;        /* Slate 950 */
    --bg-surface: #0f172a;     /* Slate 900 */
    --bg-header: rgba(15, 23, 42, 0.85);
    
    --border-color: #1e293b;    /* Slate 800 */
    --border-hover: #334155;    /* Slate 700 */
    
    --glass-bg: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    --hero-bg: radial-gradient(100% 100% at 50% 0%, #070f2b 0%, #020617 100%);
}

/* ==========================================
   Base Elements & Global Rules
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -100px;
    left: 20px;
    background-color: var(--accent);
    color: #fff;
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    z-index: 10000;
    font-weight: 600;
    text-decoration: none;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 20px;
}

/* ==========================================
   Layout Structures & Containers
   ========================================== */
.section-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 80px 24px;
}

/* Grid helper */
.grid {
    display: grid;
    gap: 32px;
}

/* Utility Badges */
.badge {
    display: inline-block;
    padding: 6px 16px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    width: fit-content;
}

/* ==========================================
   Typography Styles
   ========================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
}

.gradient-text {
    background: linear-gradient(135deg, hsl(var(--primary-hsl)) 20%, hsl(var(--accent-hsl)) 80%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header {
    margin-bottom: 48px;
    max-width: 700px;
}

.section-header-centered {
    text-align: center;
    margin-bottom: 56px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    font-size: 0.9rem;
    color: var(--accent);
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.15em;
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.section-white-title {
    color: #ffffff;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.section-white-desc {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
}

/* ==========================================
   Sticky Header Design (Optimized & Neat)
   ========================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background-color: var(--bg-header);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), height var(--transition-fast);
}

.site-header.scrolled {
    height: 70px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

.header-container {
    max-width: var(--max-width);
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo Design */
.logo-area {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 16px;
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
    transition: transform var(--transition-fast);
}

.logo-area:hover .logo-img {
    transform: scale(1.03);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title-en {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--primary);
    line-height: 1.1;
    letter-spacing: -0.01em;
}

.logo-subtitle-zh {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    margin-top: 2px;
}

/* Navigation Links (Aligned & Spaced Beautifully) */
.main-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 12px;
    align-items: center;
    height: 100%;
}

.nav-item {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 10px 18px;
    border-radius: 50px;
    white-space: nowrap;
    transition: color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast);
}

.nav-item:hover {
    color: var(--primary);
    background-color: var(--border-color);
}

.nav-item.active {
    color: #ffffff;
    background-color: var(--primary);
    box-shadow: 0 4px 10px var(--primary-glow);
}

body.dark-theme .nav-item.active {
    color: #020617;
    background-color: var(--primary);
}

/* Mobile Toggle Hamburger */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

/* Control buttons group */
.header-controls {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Buttons and Pills styling */
.control-btn {
    background: none;
    border: 1px solid var(--border-color);
    padding: 10px;
    border-radius: 50px;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.control-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    background-color: var(--border-color);
}

.icon {
    width: 20px;
    height: 20px;
    stroke-width: 2px;
}

.sun-icon { display: none; }
body.dark-theme .sun-icon { display: block; }
body.dark-theme .moon-icon { display: none; }

/* Language Switcher Pill */
.lang-pill {
    display: flex;
    align-items: center;
    gap: 4px;
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 700;
    color: #ffffff;
    background-color: var(--accent);
    padding: 5px 12px;
    border-radius: 50px;
    box-shadow: 0 4px 12px var(--accent-glow);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.lang-pill:hover {
    background-color: var(--accent-light);
    transform: translateY(-2px);
}

.arrow-up-right {
    width: 11px;
    height: 11px;
}

/* ==========================================
   Page Routing Views Rules
   ========================================== */
.main-wrapper {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
    position: relative;
}

.page-section {
    display: none;
    opacity: 0;
    transition: opacity var(--transition-smooth) ease;
}

.page-section.active-view {
    display: block;
    opacity: 1;
    animation: slideInUp var(--transition-slow) forwards;
}

/* ==========================================
   Button System
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 14px 28px;
    border-radius: 50px;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
    box-shadow: 0 8px 24px var(--primary-glow);
}

body.dark-theme .btn-primary {
    color: #020617;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px var(--primary-glow);
    background-color: var(--primary-light);
}

.btn-secondary {
    background-color: var(--bg-surface);
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    background-color: var(--border-color);
}

.btn-secondary-light {
    background-color: rgba(255, 255, 255, 0.15);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary-light:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* ==========================================
   1. HOME PAGE STYLING
   ========================================== */

/* Hero Banner Layout */
.hero-section {
    background: var(--hero-bg);
    padding: 80px 24px 100px;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    background-color: var(--primary-glow);
    color: var(--primary);
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

/* Hero Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    border-top: 1px solid var(--border-color);
    padding-top: 32px;
}

.stat-card {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--accent);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* Floating Blob Graphics styling */
.hero-graphic {
    position: relative;
    height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.graphic-blob-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.25;
    z-index: 1;
}

.blob-1 {
    top: 10%;
    left: 10%;
    width: 300px;
    height: 300px;
    background-color: var(--primary);
}

.blob-2 {
    bottom: 10%;
    right: 10%;
    width: 250px;
    height: 250px;
    background-color: var(--accent);
}

.blob-card {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: 340px;
    border-radius: var(--border-radius-md);
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    padding: 32px;
}

.card-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.card-logo-placeholder {
    width: 80px;
    height: 80px;
    background-color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}

.card-logo-placeholder img {
    height: 54px;
    width: auto;
}

.blob-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.blob-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.card-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.card-pill {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-primary);
    background-color: var(--border-color);
    padding: 4px 12px;
    border-radius: 50px;
}

/* Horizontal value cards on landing */
.about-cards-col-horizontal {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 40px;
}

/* ==========================================
   2. ABOUT US SECTION STYLING
   ========================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.12fr 0.88fr;
    gap: 60px;
    margin-bottom: 100px;
}

.about-text-content h3 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.about-text-content p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.about-competencies {
    margin-top: 40px;
}

.about-competencies h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.check-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.check-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.check-icon {
    width: 20px;
    height: 20px;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 3px;
}

.check-list span {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Value Cards Column */
.about-cards-col {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.value-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.value-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
}

.bg-blue { background-color: var(--primary); }
.bg-amber { background-color: var(--accent); }
.bg-green { background-color: var(--success); }

.value-card h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.value-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Faculty Section Styles */
.about-faculty {
    border-top: 1px solid var(--border-color);
    padding-top: 80px;
}

.faculty-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.faculty-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.faculty-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
}

.faculty-img-wrapper {
    height: 220px;
    width: 100%;
    background-color: var(--bg-base);
    position: relative;
}

.faculty-avatar-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    opacity: 0.85;
}

.bg-avatar-1 { background: linear-gradient(135deg, #1e3a8a, #3b82f6); }
.bg-avatar-2 { background: linear-gradient(135deg, #78350f, #d97706); }
.bg-avatar-3 { background: linear-gradient(135deg, #064e3b, #10b981); }
.bg-avatar-4 { background: linear-gradient(135deg, #4c1d95, #8b5cf6); }
.bg-avatar-5 { background: linear-gradient(135deg, #0f172a, #475569); }

.faculty-info {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.faculty-role {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    color: var(--accent);
}

.faculty-name {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.faculty-title {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.faculty-specialties {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 12px 0;
}

.spec-tag {
    font-size: 0.725rem;
    background-color: var(--bg-base);
    color: var(--text-secondary);
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 500;
}

.faculty-meta {
    font-size: 0.8rem;
    color: var(--text-light);
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
    margin-top: auto;
}

/* ==========================================
   3. ACADEMIC PROGRAMS STYLING
   ========================================== */
.programs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 100px;
}

.program-main-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.program-main-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
}

.prog-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
}

.secondary-color { background-color: #2563eb; }
.elementary-color { background-color: #d97706; }
.integrated-color { background-color: #10b981; }

.program-main-card h3 {
    font-size: 1.35rem;
    color: var(--text-primary);
}

.prog-badge {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.program-main-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.prog-bullet-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
    margin-top: auto;
}

.prog-bullet-list li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 14px;
}

.prog-bullet-list li::before {
    content: "•";
    color: var(--accent);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Course Map visual flowchart style */
.course-map-container {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 60px;
    margin-bottom: 80px;
}

.interactive-flow-map {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 40px;
}

.flow-step {
    background-color: var(--bg-base);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
    flex: 1;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.flow-step:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.flow-step.active {
    background-color: var(--primary-glow);
    border-color: var(--primary);
}

.step-badge {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: 8px;
}

.flow-step h4 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.flow-step p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.flow-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

.connector-arrow {
    width: 24px;
    height: 24px;
}

/* Flow Info Display Box */
.flow-info-display {
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.info-badge {
    font-size: 0.75rem;
    font-weight: 700;
    color: #ffffff;
    background-color: var(--accent);
    padding: 4px 10px;
    border-radius: 4px;
    width: fit-content;
}

#flow-display-title {
    font-size: 1.35rem;
    color: var(--primary);
}

#flow-display-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* PBL feature banner */
.pbl-feature {
    background-color: var(--primary);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    display: flex;
    gap: 32px;
    color: #ffffff;
}

body.dark-theme .pbl-feature {
    background-color: #0f172a;
    border: 1px solid var(--border-color);
}

.pbl-badge {
    background-color: var(--accent);
    color: #ffffff;
    padding: 8px 16px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
    height: fit-content;
    flex-shrink: 0;
}

.pbl-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pbl-content h3 {
    font-size: 1.8rem;
}

.pbl-content p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.85);
}

/* ==========================================
   4. INTERNSHIPS & LICENSING TIMELINE
   ========================================== */
.timeline-wrapper {
    position: relative;
    max-width: 800px;
    margin: 40px auto 80px;
}

.timeline-wrapper::before {
    content: "";
    position: absolute;
    top: 0;
    left: 40px;
    width: 2px;
    height: 100%;
    background-color: var(--border-color);
}

.timeline-item {
    position: relative;
    display: flex;
    gap: 32px;
    margin-bottom: 48px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-number {
    width: 82px;
    height: 82px;
    border-radius: 50%;
    background-color: var(--primary);
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    z-index: 2;
    box-shadow: 0 4px 15px var(--primary-glow);
}

body.dark-theme .timeline-number {
    color: #020617;
}

.timeline-content {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px 32px;
    flex-grow: 1;
}

.timeline-content h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.timeline-timeline {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: 12px;
}

.timeline-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Certifications side boxes */
.certification-box {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.cert-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.cert-card h3 {
    font-size: 1.35rem;
    color: var(--primary);
}

.cert-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    flex-grow: 1;
}

/* ==========================================
   5. STUDENT ASSOCIATION SECTION
   ========================================== */
.sa-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
}

.sa-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sa-info h3 {
    font-size: 1.75rem;
    color: var(--primary);
}

.sa-info p {
    font-size: 1.05rem;
    color: var(--text-secondary);
}

.sa-stats {
    display: flex;
    gap: 24px;
    margin-top: 20px;
}

.sa-stat-pill {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 16px 24px;
    border-radius: var(--border-radius-sm);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.sa-stat-pill span {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
}

.sa-stat-pill label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* SA list row cards */
.sa-activities-carousel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sub-list-title {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.sa-card-row {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.sa-item-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
}

.sa-item-card h5 {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.sa-item-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ==========================================
   6. CONTACT & FAQ ACCORDIONS (Balanced static style)
   ========================================== */
.contact-grid-balanced {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: stretch;
    margin-bottom: 40px;
}

.contact-details-col {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.office-card-balanced {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.office-card-balanced h3 {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 16px;
}

.office-card-balanced p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.contact-info-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-info-list .icon {
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 3px;
}

.contact-info-list div {
    display: flex;
    flex-direction: column;
}

.contact-info-list strong {
    font-size: 0.85rem;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2px;
}

.contact-info-list span {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.address-text-custom {
    word-break: break-word;
}

/* Standalone FAQ accordion alongside offices */
.faq-section-standalone {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    display: flex;
    flex-direction: column;
}

.faq-standalone-header {
    margin-bottom: 32px;
}

.faq-standalone-header h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.faq-standalone-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.accordion-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.accordion-item {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-base);
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    padding: 16px 20px;
    background: none;
    border: none;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: background-color var(--transition-fast);
}

.accordion-header:hover {
    background-color: var(--border-color);
}

.accordion-icon {
    position: relative;
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.accordion-icon::before,
.accordion-icon::after {
    content: "";
    position: absolute;
    background-color: var(--text-secondary);
    transition: transform var(--transition-fast);
}

.accordion-icon::before {
    top: 6px;
    left: 0;
    width: 100%;
    height: 2px;
}

.accordion-icon::after {
    top: 0;
    left: 6px;
    width: 2px;
    height: 100%;
}

.accordion-header[aria-expanded="true"] .accordion-icon::after {
    transform: rotate(90deg);
    opacity: 0;
}

.accordion-header[aria-expanded="true"] .accordion-icon::before {
    transform: rotate(180deg);
}

.accordion-content {
    padding: 0 20px 16px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
    animation: slideDown var(--transition-fast) forwards;
}

/* ==========================================
   Footer Layout
   ========================================== */
.site-footer {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    padding: 80px 24px 0;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.4fr 0.4fr;
    gap: 60px;
    padding-bottom: 60px;
}

.footer-brand {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.footer-logo {
    height: 60px;
    width: auto;
}

.footer-brand h4 {
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.footer-desc-text-custom {
    font-size: 0.9rem;
    color: var(--text-secondary);
    max-width: 380px;
    line-height: 1.5;
}

.footer-links-group h5 {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links-group ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.footer-links-group a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 24px 0;
}

.footer-bottom-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    font-size: 0.775rem;
    color: var(--text-light);
}

.a11y-badge {
    border: 1px solid var(--text-light);
    color: var(--text-light);
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
}

/* ==========================================
   Responsive Mobile Queries (Media rules)
   ========================================== */

/* Tablet Rules */
@media only screen and (max-width: 1023px) {
    html {
        font-size: 15px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-graphic {
        height: auto;
        margin-top: 20px;
    }
    
    .blob-card {
        position: relative;
        top: 0;
        left: 0;
        transform: none;
        margin: 0 auto;
    }
    
    .about-cards-col-horizontal {
        grid-template-columns: 1fr;
    }
    
    .gateway-split {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-grid,
    .sa-grid,
    .contact-grid-balanced {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .faculty-grid,
    .programs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .interactive-flow-map {
        flex-direction: column;
        gap: 12px;
    }
    
    .flow-connector {
        transform: rotate(90deg);
        margin: 8px 0;
    }
    
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

/* Mobile Portrait Rules */
@media only screen and (max-width: 767px) {
    /* Mobile Drawer Menu style */
    .mobile-nav-toggle {
        display: block;
    }
    
    .main-navigation {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 80%;
        height: calc(100vh - 80px);
        background-color: var(--bg-surface);
        border-right: 1px solid var(--border-color);
        padding: 40px 24px;
        box-shadow: 10px 0 30px rgba(0, 0, 0, 0.05);
        transition: left var(--transition-smooth) ease;
        z-index: 999;
    }
    
    .main-navigation.mobile-open {
        left: 0;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
        height: auto;
    }
    
    .nav-item {
        display: block;
        font-size: 1.1rem;
        padding: 12px 20px;
        border-radius: 50px;
        width: 100%;
    }
    
    /* Hamburger styling */
    .hamburger {
        display: block;
        width: 24px;
        height: 2px;
        background-color: var(--text-primary);
        position: relative;
        transition: background-color var(--transition-fast);
    }
    
    .hamburger::before,
    .hamburger::after {
        content: "";
        position: absolute;
        width: 100%;
        height: 2px;
        background-color: var(--text-primary);
        transition: transform var(--transition-fast), top var(--transition-fast);
    }
    
    .hamburger::before { top: -8px; }
    .hamburger::after { top: 8px; }
    
    .mobile-nav-toggle[aria-expanded="true"] .hamburger {
        background-color: transparent;
    }
    
    .mobile-nav-toggle[aria-expanded="true"] .hamburger::before {
        transform: rotate(45deg);
        top: 0;
    }
    
    .mobile-nav-toggle[aria-expanded="true"] .hamburger::after {
        transform: rotate(-45deg);
        top: 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-cta-group {
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .faculty-grid,
    .programs-grid,
    .certification-box {
        grid-template-columns: 1fr;
    }
    
    .course-map-container,
    .pbl-feature,
    .timeline-content,
    .office-card-balanced,
    .faq-section-standalone {
        padding: 24px;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        grid-column: span 1;
        flex-direction: column;
        gap: 16px;
    }
    
    .footer-bottom-container {
        flex-direction: column;
        text-align: center;
    }
    
    .timeline-wrapper::before {
        left: 20px;
    }
    
    .timeline-item {
        gap: 16px;
    }
    
    .timeline-number {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
}

/* ==========================================
   Keyframes Key Animation Rules
   ========================================== */
@keyframes slideInUp {
    0% {
        transform: translateY(20px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 0 0 rgba(217, 119, 6, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(217, 119, 6, 0); }
    100% { box-shadow: 0 0 0 0 rgba(217, 119, 6, 0); }
}