/* Main Styles */
:root {
    --primary-color: #4fa3ff;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #1e3d5f;
    --page-background: #f4f6fb;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f6fb;
    background-image: 
        linear-gradient(#4fa3ff 1px, transparent 1px),
        linear-gradient(to right, #4fa3ff 1px, #f4f6fb 1px);
    background-size: 30px 30px;
    position: relative;
    z-index: 0;
    overflow-x: hidden;
}

body::before,
body::after {
    content: '';
    position: fixed;
    top: -25%;
    left: -25%;
    width: 150%;
    height: 150%;
    pointer-events: none;
    z-index: -1;
    background-repeat: repeat;
    opacity: 0.6;
}

body::before {
    background-image: radial-gradient(rgba(79, 163, 255, 0.25) 1px, transparent 0);
    background-size: 80px 80px;
    animation: particle-drift 70s linear infinite;
}

body::after {
    background-image: radial-gradient(rgba(30, 61, 95, 0.18) 1.5px, transparent 0);
    background-size: 120px 120px;
    animation: particle-drift 110s linear infinite reverse;
    opacity: 0.4;
}

@keyframes particle-drift {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    50% {
        transform: translate3d(5%, 3%, 0) scale(1.02);
    }
    100% {
        transform: translate3d(0, 0, 0) scale(1);
    }
}

body.error-page {
    overflow: hidden;
}

body.error-page > *:not(.error-overlay) {
    display: none !important;
}

.error-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: rgba(244, 246, 251, 0.96);
    backdrop-filter: blur(8px);
    z-index: 1000;
}

.error-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(30, 61, 95, 0.15);
    padding: 3rem 2.5rem;
    text-align: center;
    max-width: 480px;
    width: 100%;
}

.error-card h1 {
    color: #1e3d5f;
}

.error-card p {
    color: rgba(51, 51, 51, 0.7);
    margin-bottom: 2rem;
}

#error-animation {
    width: 220px;
    height: 220px;
    margin: 0 auto 1.5rem;
}

.glass-panel {
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    box-shadow: 0 25px 45px rgba(30, 61, 95, 0.2);
}

.glass-card {
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22) !important;
    border-radius: 18px;
    backdrop-filter: blur(18px);
    box-shadow: 0 18px 35px rgba(30, 61, 95, 0.18);
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 25px 45px rgba(30, 61, 95, 0.25);
}

.glass-badge {
    background: rgba(79, 163, 255, 0.2) !important;
    color: #1e3d5f !important;
    border: 1px solid rgba(79, 163, 255, 0.4) !important;
}

/* Utility Classes */
.min-vh-60 {
    min-height: 60vh;
}

.z-2 {
    z-index: 2 !important;
}

.fade-in {
    animation: slideInDown 0.8s ease;
}

/* Animated Particles Background in Hero */
.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.hero-particles .particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(79, 163, 255, 0.3);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(79, 163, 255, 0.2);
    animation: float-particle 20s infinite;
}

@keyframes float-particle {
    0% {
        transform: translateY(100vh) translateX(0) scale(1);
        opacity: 0;
    }
    5% {
        opacity: 0.8;
    }
    95% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(-100vh) translateX(var(--tx, 0)) scale(0.5);
        opacity: 0;
    }
}

.hero-particles .particle:nth-child(1) { left: 5%; --tx: 10px; animation-delay: 0s; animation-duration: 18s; bottom: 0; }
.hero-particles .particle:nth-child(2) { left: 10%; --tx: -15px; animation-delay: 2s; animation-duration: 20s; bottom: 0; }
.hero-particles .particle:nth-child(3) { left: 15%; --tx: 20px; animation-delay: 4s; animation-duration: 22s; bottom: 0; }
.hero-particles .particle:nth-child(4) { left: 20%; --tx: -10px; animation-delay: 1s; animation-duration: 19s; bottom: 0; }
.hero-particles .particle:nth-child(5) { left: 25%; --tx: 15px; animation-delay: 3s; animation-duration: 21s; bottom: 0; }
.hero-particles .particle:nth-child(6) { left: 30%; --tx: -20px; animation-delay: 0.5s; animation-duration: 17s; bottom: 0; }
.hero-particles .particle:nth-child(7) { left: 35%; --tx: 10px; animation-delay: 2.5s; animation-duration: 23s; bottom: 0; }
.hero-particles .particle:nth-child(8) { left: 40%; --tx: -15px; animation-delay: 1.5s; animation-duration: 20s; bottom: 0; }
.hero-particles .particle:nth-child(9) { left: 45%; --tx: 20px; animation-delay: 3.5s; animation-duration: 19s; bottom: 0; }
.hero-particles .particle:nth-child(10) { left: 50%; --tx: -10px; animation-delay: 0s; animation-duration: 22s; bottom: 0; }

/* Gradient Background */
.bg-gradient {
    background: transparent;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, rgba(30, 61, 95, 0.95) 0%, rgba(79, 163, 255, 0.95) 100%) !important;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0.8rem 0;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand:hover {
    transform: translateY(-2px);
    text-shadow: 0 4px 12px rgba(255, 255, 255, 0.3);
}

.navbar-brand img {
    height: 40px;
    width: auto;
    transition: transform 0.3s ease;
}

.navbar-brand:hover img {
    transform: rotate(10deg) scale(1.1);
}

/* Navbar Links */
.navbar-nav .nav-link {
    margin: 0 0.5rem;
    padding: 0.6rem 1.2rem !important;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
    position: relative;
    border-radius: 6px;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: white;
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 2px;
}

.navbar-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.navbar-nav .nav-link:hover::after {
    width: 80%;
}

.navbar-nav .nav-link.active {
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.navbar-nav .nav-link.active::after {
    width: 80%;
}

/* Navbar Toggler */
.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: 2px solid rgba(255, 255, 255, 0.5);
}

/* Hero Section */
.hero-section {
    position: relative;
    overflow: hidden;
    background: transparent;
    min-height: 100vh;
    display: flex;
    align-items: center;
    z-index: 1;
    padding: 100px 0 60px;
}

.hero-section .container {
    z-index: 2 !important;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(0,0,0,0.02)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,133.3C672,139,768,181,864,197.3C960,213,1056,203,1152,186.7C1248,171,1344,149,1392,138.7L1440,128L1440,0L1392,0C1344,0,1248,0,1152,0C1056,0,960,0,864,0C768,0,672,0,576,0C480,0,384,0,288,0C192,0,96,0,48,0L0,0Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
    pointer-events: none;
}

.hero-section h1 {
    line-height: 1.2;
    margin-bottom: 20px;
    font-size: 3.5rem;
    animation: slideInDown 0.8s ease;
    color: #1e3d5f;
}

.hero-section p {
    font-size: 1.15rem;
    animation: slideInUp 0.8s ease 0.2s both;
    color: #333;
}

.hero-title {
    text-shadow: none;
    color: #1e3d5f;
}

.hero-subtitle {
    text-shadow: none;
    opacity: 1;
    color: #555;
}

/* Hero Animation Icons */
.hero-animation {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#lottie-animation {
    width: 100%;
    height: 100%;
}

#lottie-animation svg {
    max-width: 500px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.1));
}

.code-block-1, .code-block-2, .code-block-3 {
    position: absolute;
    animation: float 3s ease-in-out infinite;
}

.code-block-1 {
    animation-delay: 0s;
    top: 20px;
    left: 20%;
}

.code-block-2 {
    animation-delay: 1s;
    top: 150px;
    right: 10%;
    animation-duration: 3.5s;
}

.code-block-3 {
    animation-delay: 2s;
    bottom: 30px;
    left: 15%;
    animation-duration: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-30px);
    }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Wave Bottom */
.wave-bottom {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: auto;
    z-index: 10;
}

/* Card Styles */
.card {
    transition: all 0.3s ease;
    border: none !important;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15) !important;
}

/* Feature Cards */
.feature-card {
    background: rgba(255, 255, 255, 0.14);
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.22) !important;
    box-shadow: 0 18px 35px rgba(30, 61, 95, 0.18);
    transition: all 0.3s ease;
    backdrop-filter: blur(18px);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 45px rgba(30, 61, 95, 0.25);
}

.feature-icon {
    width: 100%;
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, #1e3d5f 0%, #4fa3ff 100%);
}

.bg-gradient-success {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.bg-gradient-info {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.bg-gradient-warning {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

/* Section Background Variations */
.section-bg-light {
    background: transparent;
    color: #333;
}

.section-bg-light h2 {
    color: #1e3d5f;
}

.section-bg-light .accordion-button {
    background-color: #f8f9fa;
    color: #1e3d5f;
    font-weight: 600;
}

.section-bg-light .accordion-button:not(.collapsed) {
    background-color: #e9ecef;
    color: #1e3d5f;
}

.section-bg-light .accordion-button:focus {
    border-color: #4fa3ff;
    box-shadow: 0 0 0 0.25rem rgba(79, 163, 255, 0.25);
}

.section-bg-light .accordion-body {
    background-color: #ffffff;
    color: #333;
}

.section-bg-white {
    background: transparent;
}

.section-bg-gradient-alt {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* CTA Section Styling */
.cta-section {
    position: relative;
    overflow: hidden;
    background: transparent !important;
    min-height: 100vh;
    display: flex;
    align-items: center;
    z-index: 1;
    padding: 100px 0 60px;
}

.cta-section .hero-particles .particle {
    background: rgba(79, 163, 255, 0.15);
    box-shadow: 0 0 8px rgba(79, 163, 255, 0.1);
}

.cta-section .hero-title,
.cta-section .hero-subtitle {
    color: #1e3d5f;
    text-shadow: none;
}

.cta-section .badge {
    background: #4fa3ff !important;
    color: white !important;
}

.cta-section .btn-light {
    background: #4fa3ff;
    color: white;
    border: none;
}

.cta-section .btn-light:hover {
    background: #1e3d5f;
}

.cta-section .btn-outline-light {
    color: #1e3d5f;
    border-color: #1e3d5f;
    background: transparent;
}

.cta-section .btn-outline-light:hover {
    background: #1e3d5f;
    border-color: #1e3d5f;
    color: white;
}

.cta-section .text-light-50 {
    color: #6c757d;
}

/* Hero Section Buttons */
.hero-section .badge {
    background: #4fa3ff !important;
    color: white !important;
}

.hero-section .btn-light {
    background: #4fa3ff;
    color: white;
    border: none;
}

.hero-section .btn-light:hover {
    background: #1e3d5f;
}

.hero-section .btn-outline-light {
    color: #4fa3ff;
    border-color: #4fa3ff;
}

.hero-section .text-light-50 {
    color: #6c757d;
}

.hero-section .btn-outline-light:hover {
    background: #4fa3ff;
    border-color: #4fa3ff;
    color: white;
}

/* Mentor Section */
.mentor-section {
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f4ff 100%);
}

.mentor-section-title {
    font-size: 2.5rem;
}

/* Mentor Cards */
.mentor-card {
    background: rgba(255, 255, 255, 0.14);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.22) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    backdrop-filter: blur(20px);
    cursor: pointer;
}

.mentor-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.mentor-header {
    border-top: 4px solid #0d6efd;
    background: linear-gradient(135deg, #e7f1ff 0%, #f5f9ff 100%);
    padding: 2rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: -30px;
}

.mentor-avatar-img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border: 5px solid white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    margin-top: -30px;
}

.mentor-card:hover .mentor-avatar-img {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.mentor-name {
    font-size: 1.3rem;
}

.mentor-badge {
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
}

.mentor-description {
    font-size: 0.95rem;
}

.mentor-socials {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.mentor-social-link {
    font-size: 1.5rem;
    color: #0d6efd;
    text-decoration: none;
    transition: all 0.3s ease;
}

.mentor-card:hover .mentor-social-link {
    color: #0056b3;
    transform: scale(1.2);
}

/* Anchor scroll offset untuk navbar sticky */
html {
    scroll-behavior: smooth;
}

#faq,
#mentor {
    scroll-margin-top: 80px;
}

.about-logo {
    max-width: 250px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #f0f0f0;
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    background: #e9ecef;
}

.feature-line {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #1e3d5f 0%, #4fa3ff 100%);
    margin: 1.5rem auto 0;
    border-radius: 2px;
}

/* Features Section */
.features-section {
    background: linear-gradient(135deg, #1e3d5f 0%, #4fa3ff 100%);
    position: relative;
    z-index: 1;
}

.modul-card {
    border-left: 4px solid var(--primary-color);
}

.modul-card:hover {
    border-left-color: var(--success-color);
}

/* Button Styles */
.btn {
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

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

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0b5ed7;
    box-shadow: 0 6px 20px rgba(13, 110, 253, 0.4);
}

.btn-light {
    background-color: white;
    color: #667eea;
    font-weight: 600;
}

.btn-light:hover {
    background-color: #f8f9fa;
    color: #667eea;
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
}

.btn-outline-light {
    border: 2px solid white;
    color: white;
    font-weight: 600;
}

.btn-outline-light:hover {
    background-color: transparent;
    border-color: white;
    color: white;
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

/* Section Padding */
section {
    padding: 4rem 0;
}

/* Badge */
.badge {
    padding: 0.6rem 1rem;
    font-weight: 500;
    font-size: 0.9rem;
    animation: slideInDown 0.6s ease 0.1s both;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: #1a1a1a;
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 5rem 0;
    position: relative;
}

.stat-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    text-align: center;
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.stat-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #1e3d5f 0%, #4fa3ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 1rem 0;
}

.stat-text {
    color: #6c757d;
    font-size: 1.1rem;
}

/* CTA Section - Same as Hero */
.cta-section {
    position: relative;
    overflow: hidden;
    background: transparent !important;
    min-height: 100vh;
    display: flex;
    align-items: center;
    z-index: 1;
    padding: 100px 0 60px;
}

.cta-section .container {
    z-index: 2 !important;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,133.3C672,139,768,181,864,197.3C960,213,1056,203,1152,186.7C1248,171,1344,149,1392,138.7L1440,128L1440,0L1392,0C1344,0,1248,0,1152,0C1056,0,960,0,864,0C768,0,672,0,576,0C480,0,384,0,288,0C192,0,96,0,48,0L0,0Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
    pointer-events: none;
}

.cta-section h2 {
    line-height: 1.2;
    margin-bottom: 20px;
    font-size: 3.5rem;
    animation: slideInDown 0.8s ease;
}

.cta-section p {
    font-size: 1.15rem;
    animation: slideInUp 0.8s ease 0.2s both;
}

/* CTA Particles - Same as Hero */
.cta-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.cta-particles .particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.85);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.7);
    animation: float-particle 20s infinite;
}

.cta-particles .particle:nth-child(1) { left: 5%; --tx: 10px; animation-delay: 0s; animation-duration: 18s; bottom: 0; }
.cta-particles .particle:nth-child(2) { left: 10%; --tx: -15px; animation-delay: 2s; animation-duration: 20s; bottom: 0; }
.cta-particles .particle:nth-child(3) { left: 15%; --tx: 20px; animation-delay: 4s; animation-duration: 22s; bottom: 0; }
.cta-particles .particle:nth-child(4) { left: 20%; --tx: -10px; animation-delay: 1s; animation-duration: 19s; bottom: 0; }
.cta-particles .particle:nth-child(5) { left: 25%; --tx: 15px; animation-delay: 3s; animation-duration: 21s; bottom: 0; }
.cta-particles .particle:nth-child(6) { left: 30%; --tx: -20px; animation-delay: 0.5s; animation-duration: 17s; bottom: 0; }
.cta-particles .particle:nth-child(7) { left: 35%; --tx: 10px; animation-delay: 2.5s; animation-duration: 23s; bottom: 0; }
.cta-particles .particle:nth-child(8) { left: 40%; --tx: -15px; animation-delay: 1.5s; animation-duration: 20s; bottom: 0; }

/* Floating Shapes Animation */
.floating-shapes {
    position: relative;
    height: 500px;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.8;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 10px 30px rgba(79, 163, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
}

.shape-1 {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #4fa3ff 0%, #0D8ABC 100%);
    top: 20%;
    left: 10%;
    animation-duration: 6s;
}

.shape-2 {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #198754 0%, #0d5a3f 100%);
    top: 50%;
    right: 10%;
    animation-duration: 7s;
    animation-delay: 1s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    background: #f0f0f0;
    top: 10%;
    right: 20%;
    animation-duration: 8s;
    animation-delay: 2s;
    border: 3px solid #4fa3ff;
}

.shape-3 img {
    width: 70%;
    height: 70%;
    object-fit: contain;
}

.shape-4 {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    bottom: 15%;
    left: 15%;
    animation-duration: 7.5s;
    animation-delay: 0.5s;
    opacity: 0.5;
}

.shape-5 {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    bottom: 30%;
    right: 5%;
    animation-duration: 6.5s;
    animation-delay: 1.5s;
    opacity: 0.6;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) translateX(0px);
    }
    25% {
        transform: translateY(-20px) translateX(10px);
    }
    50% {
        transform: translateY(-40px) translateX(-10px);
    }
    75% {
        transform: translateY(-20px) translateX(15px);
    }
}

/* Footer */
.footer-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    backdrop-filter: blur(8px);
    border-top: none;
    position: relative;
    z-index: 1;
    color: #ffffff;
}

.footer-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(79, 163, 255, 0.6), transparent);
}

.text-light-50 {
    color: rgba(255, 255, 255, 0.95) !important;
    transition: all 0.3s ease;
}

.footer-section h5 {
    color: #ffffff;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.8rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.footer-section h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #1e3d5f, #4fa3ff);
    border-radius: 2px;
}

.footer-section h5 i {
    margin-right: 0.5rem;
    color: #4fa3ff;
}

.footer-link {
    transition: all 0.3s ease !important;
    display: inline-block;
    position: relative;
}

.footer-link i {
    transition: all 0.3s ease;
    color: #4fa3ff;
    margin-right: 0.5rem;
}

.footer-link:hover {
    color: #4fa3ff !important;
    transform: translateX(6px);
}

.footer-link:hover i {
    color: #4fa3ff;
    transform: translateX(3px);
}

footer a {
    transition: color 0.3s ease;
    color: rgba(255, 255, 255, 0.95);
}

footer a:hover {
    color: #4fa3ff !important;
    text-decoration: underline;
}

.footer-section .row > div {
    transition: all 0.3s ease;
}

.footer-section .row > div:hover {
    transform: translateY(-3px);
}

.footer-section hr {
    border-color: rgba(79, 163, 255, 0.2);
    margin: 2rem 0;
}

.footer-section p {
    line-height: 1.8;
}

/* List Group */
.list-group-item {
    border: none;
    border-bottom: 1px solid #e9ecef;
    cursor: pointer;
    transition: all 0.3s ease;
}

.list-group-item:hover {
    background-color: #f8f9fa;
    padding-left: 1.5rem;
}

.list-group-item.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Breadcrumb */
.breadcrumb {
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 5px;
}

/* Code Block */
pre {
    background-color: #282c34;
    color: #abb2bf;
    padding: 1.5rem;
    border-radius: 5px;
    overflow-x: auto;
    margin-bottom: 1.5rem;
}

pre code {
    color: inherit;
    font-size: 0.95rem;
}

.hljs {
    background-color: #282c34;
    color: #abb2bf;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 80px 0 40px;
        text-align: center;
    }
    
    .hero-section h1 {
        font-size: 2rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-section .row {
        min-height: auto !important;
    }
    
    .card-body {
        padding: 1.25rem;
    }
    
    .btn-lg {
        font-size: 0.95rem;
        padding: 0.75rem 1.5rem !important;
    }
    
    .d-flex.gap-3 {
        flex-direction: column;
    }
    
    .stat-card {
        padding: 1.5rem 1rem;
    }
    
    .feature-line {
        margin: 1rem auto 0;
    }
}

/* Accessibility */
a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Loading Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Utilities */
.opacity-50 {
    opacity: 0.5;
}

.text-muted {
    color: #6c757d;
}