/* Reset & Base Styles */
:root {
    --primary-color: #FFC107; /* Energetic Yellow */
    --primary-hover: #FFB300;
    --accent-color: #00BCD4; /* Fresh Light Blue accent */
    --bg-light: #F0FBFC; /* Very Light Blue background */
    --text-main: #333333;
    --text-muted: #666666;
    --white: #FFFFFF;
    --transition: all 0.3s ease;
    --border-radius: 12px;
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

.highlight-text {
    color: var(--accent-color);
    position: relative;
    display: inline-block;
}

.highlight-text::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 12px;
    background-color: rgba(255, 193, 7, 0.3);
    z-index: -1;
    border-radius: 4px;
    transform: rotate(-1deg);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
    gap: 8px;
    text-align: center;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-main);
    box-shadow: 0 4px 15px rgba(255, 193, 7, 0.4);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 193, 7, 0.6);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--text-main);
    color: var(--text-main);
}

.btn-outline:hover {
    background-color: var(--text-main);
    color: var(--white);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 16px 0;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--accent-color);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-links a:not(.btn) {
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:not(.btn):hover {
    color: var(--accent-color);
}

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

.mobile-nav {
    display: none;
    flex-direction: column;
    padding: 16px 24px;
    background: var(--white);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
}

.mobile-nav a {
    padding: 12px 0;
    border-bottom: 1px solid #eee;
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background-color: rgba(0, 188, 212, 0.1);
    color: var(--accent-color);
    border-radius: 50px;
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 24px;
}

.hero-slogan {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    padding-left: 20px;
    border-left: 4px solid var(--primary-color);
}

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

.hero-image-wrapper {
    position: relative;
    z-index: 1;
}

.blob-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background-color: var(--primary-color);
    border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    z-index: -1;
    opacity: 0.15;
    animation: blobMorph 8s ease-in-out infinite;
}

@keyframes blobMorph {
    0%, 100% { border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%; }
    34% { border-radius: 70% 30% 50% 50% / 30% 30% 70% 70%; }
    67% { border-radius: 100% 60% 60% 100% / 100% 100% 60% 60%; }
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    transform: rotate(2deg);
    transition: var(--transition);
}

.hero-image:hover {
    transform: rotate(0) scale(1.02);
}

.floating-badge {
    position: absolute;
    background: var(--white);
    padding: 12px 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: float 4s ease-in-out infinite;
}

.badge-1 {
    top: -20px;
    right: -20px;
    color: #FF9800;
}

.badge-2 {
    bottom: -20px;
    left: -20px;
    color: var(--accent-color);
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* Sections Header */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

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

/* Audience Section */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.audience-card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    border-top: 4px solid var(--primary-color);
    transition: var(--transition);
}

.audience-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.icon-warning {
    font-size: 3rem;
    color: #FF7043;
    margin-bottom: 20px;
}

.audience-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

/* Roadmap Grid */
.roadmap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.roadmap-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.roadmap-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--white) 0%, var(--bg-light) 100%);
    z-index: -1;
    opacity: 0;
    transition: var(--transition);
}

.roadmap-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-color);
}

.roadmap-card:hover::before {
    opacity: 1;
}

.card-icon {
    width: 60px;
    height: 60px;
    background-color: var(--bg-light);
    color: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
    transition: var(--transition);
}

.roadmap-card:hover .card-icon {
    background-color: var(--primary-color);
    color: var(--text-main);
    transform: scale(1.1) rotate(10deg);
}

.roadmap-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.roadmap-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Philosophy Section */
.philosophy-flex {
    display: flex;
    align-items: center;
    gap: 50px;
    flex-wrap: wrap;
}

.philosophy-text {
    flex: 1;
    min-width: 300px;
}

.philosophy-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.philosophy-text p {
    font-size: 1.1rem;
    margin-bottom: 24px;
    color: var(--text-muted);
}

.check-list li {
    margin-bottom: 12px;
    font-size: 1.05rem;
}

.check-list i {
    color: #4CAF50;
    margin-right: 10px;
}

.philosophy-stats {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    min-width: 300px;
}

.stat-box {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid rgba(0, 188, 212, 0.2);
}

.stat-box.box-full {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--primary-color) 0%, #FF9800 100%);
    color: white;
}

.stat-box.box-full p {
    color: white;
}

.counter {
    font-size: 2.5rem;
    margin-bottom: 5px;
    color: var(--text-main);
}

.stat-box.box-full .counter {
    color: white;
}

/* Testimonials */
.video-testimonial-container {
    max-width: 800px;
    margin: 0 auto 50px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background-color: var(--white);
    padding: 10px;
}

.video-responsive {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 ratio */
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    background: #000;
}

.video-responsive iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    position: relative;
}

.stars {
    color: #FFC107;
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.feedback {
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    font-weight: bold;
}

.bg-1 { background-color: #E91E63; }
.bg-2 { background-color: #2196F3; }
.bg-3 { background-color: #4CAF50; }

.user-info h4 {
    font-size: 1.1rem;
    margin-bottom: 2px;
}

.user-info p {
    font-size: 0.9rem;
    color: #888;
}

/* FAQ */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 16px;
    border-radius: 12px;
    border: 1px solid #EEE;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px;
    background: var(--white);
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question i {
    transition: transform 0.3s;
}

.faq-question.active i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 20px;
    background: var(--white);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-question.active + .faq-answer {
    padding: 0 20px 20px;
    max-height: 200px; /* Adjust according to content */
}

/* Register Section */
.register {
    background-color: var(--primary-color);
    position: relative;
    color: var(--text-main);
}

.register-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    background: var(--white);
    padding: 60px;
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    transform: translateY(40px); /* Overlap footer */
}

.register-info h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.register-info p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.benefit-list li {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
}

.benefit-list i {
    color: #4CAF50;
    font-size: 1.2rem;
}

.form-notice {
    font-size: 0.9rem;
    color: #888;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #EEE;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-input, .form-group input, .form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

.btn-submit {
    width: 100%;
    margin-top: 10px;
}

/* Footer */
.footer {
    background-color: #1A1A1A;
    color: #FFFFFF;
    padding-top: 120px; /* Extra padding for overlapped register */
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.footer-brand p {
    color: #999;
    max-width: 400px;
}

.footer-contact h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-contact p {
    color: #CCC;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding: 24px 0;
    text-align: right;
}

.credit {
    font-size: 0.85rem;
    color: #666;
}

/* Responsive */
@media (max-width: 992px) {
    .nav-links {
        display: none;
    }
    .mobile-menu-btn {
        display: block;
    }
    .hero-container, .register-container, .philosophy-flex {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .register-container {
        padding: 40px 30px;
        transform: translateY(0);
        margin: 40px 24px;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-image {
        transform: rotate(0);
    }
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        text-align: center;
    }
    .philosophy-stats {
        grid-template-columns: 1fr;
    }
    .stat-box.box-full {
        grid-column: span 1;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }
    .hero-actions {
        flex-direction: column;
    }
    .btn {
        width: 100%;
    }
    .floating-badge {
        display: none;
    }
}