@import url('https://fonts.googleapis.com/css2?family=Ubuntu:ital,wght@0,300;0,400;0,500;0,700;1,300;1,400;1,500;1,700&family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200&&display=swap');

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

html, body {
    font-family: 'Ubuntu', sans-serif;
    scroll-behavior: smooth;
    background-color: #F8F9FA;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 50vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
    padding: 2rem;
    overflow: hidden;
}

@media (min-width: 1024px) {
    .hero::before {
        content: '';
        position: absolute;
        bottom: -10%;
        left: 0;
        right: 0;
        height: 20%;
        background: #F8F9FA;
        transform: skewY(-3deg);
    }

    .kohlanta-section::before {
        content: '';
        position: absolute;
        top: -10%;
        left: 0;
        right: 0;
        height: 20%;
        background: #F8F9FA;
        transform: skewY(-3deg);
    }
}

.hero-badge {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero h1 span {
    display: block;
    font-size: 1.5rem;
    font-weight: 400;
    opacity: 0.9;
    margin-top: 0.5rem;
}

.hero p {
    font-size: 1.3rem;
    opacity: 0.95;
    margin-bottom: 2rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.hero-cta a {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-white {
    background: white;
    color: #E22822;
}

.btn-white:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-outline {
    border: 2px solid white;
    color: white;
}

.btn-outline:hover {
    background: white;
    color: #E22822;
}

/* Event Types Section */
.events-section {
    padding: 6rem 2rem;
    background: white;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 2.8rem;
    color: #1a1a2e;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    line-height: 1.7;
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.event-card {
    background: linear-gradient(145deg, #f8f9fa 0%, #fff 100%);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.event-card:hover {
    transform: translateY(-10px);
    border-color: #E22822;
    box-shadow: 0 20px 40px rgba(226, 40, 34, 0.15);
}

.event-card .icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #E22822 0%, #ff6b6b 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.event-card h3 {
    font-size: 1.3rem;
    color: #1a1a2e;
    margin-bottom: 0.5rem;
}

.event-card p {
    color: #888;
    font-size: 0.95rem;
}

/* Koh Lanta Section - Star Activity */
.kohlanta-section {
    background: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    padding: 12rem 2rem;
    position: relative;
    overflow: hidden;
}

.kohlanta-section::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: 0;
    right: 0;
    height: 15%;
    background: #F8F9FA;
    transform: skewY(-3deg);
}

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

.kohlanta-header {
    text-align: center;
    margin-bottom: 4rem;
}

.kohlanta-badge {
    display: inline-block;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #1a1a2e;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.5rem;
}

.kohlanta-header h2 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.kohlanta-header .price {
    font-size: 2rem;
    color: #FFD700;
    font-weight: 700;
}

.kohlanta-header .price span {
    font-size: 1rem;
    opacity: 0.8;
    font-weight: 400;
}

.kohlanta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.program-timeline {
    position: relative;
    padding-left: 30px;
}

.program-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #FFD700 0%, #E22822 100%);
    border-radius: 3px;
}

.timeline-item {
    position: relative;
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -37px;
    top: 5px;
    width: 12px;
    height: 12px;
    background: #FFD700;
    border-radius: 50%;
    border: 3px solid #1a1a2e;
}

.timeline-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    color: #FFD700;
}

.timeline-item p {
    opacity: 0.85;
    font-size: 0.95rem;
    line-height: 1.6;
}

.epreuves-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.epreuve-category {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.epreuve-category h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #FFD700;
}

.epreuve-category ul {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.epreuve-category li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    opacity: 0.9;
}

.epreuve-category li::before {
    content: '✓';
    color: #4CAF50;
    font-weight: bold;
}

.option-box {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2) 0%, rgba(255, 165, 0, 0.1) 100%);
    border: 2px dashed #FFD700;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    margin-top: 1rem;
    text-align: left;
}

.option-box p {
    margin: 0;
    font-size: 1rem;
}

.option-box strong {
    color: #FFD700;
}

/* Epreuve Thumbnails */
.epreuve-thumbnail {
    width: 100%;
    height: 140px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 1rem;
    border: 2px solid rgba(255, 215, 0, 0.3);
    transition: all 0.3s ease;
}

.epreuve-thumbnails {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.epreuve-thumbnails img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: 8px;
    border: 2px solid rgba(255, 215, 0, 0.3);
    transition: all 0.3s ease;
}

/* Other Activities Section */
.activities-section {
    padding: 4rem 2rem;
    background: #f8f9fa;
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.activity-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

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

.activity-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.activity-card-content {
    padding: 1.5rem;
}

.activity-card h3 {
    font-size: 1.4rem;
    color: #1a1a2e;
    margin-bottom: 0.75rem;
}

.activity-card p {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Why Choose Us */
.why-section {
    padding: 6rem 2rem;
    background: white;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.why-item {
    text-align: center;
    padding: 2rem 1rem;
}

.why-item .number {
    font-size: 3.5rem;
    font-weight: 700;
    color: #E22822;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.why-item h4 {
    font-size: 1.1rem;
    color: #1a1a2e;
    margin-bottom: 0.5rem;
}

.why-item p {
    color: #888;
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #E22822 0%, #c41e1a 100%);
    color: white;
    padding: 5rem 2rem;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.2rem;
    opacity: 0.95;
    margin: 0 auto 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons a {
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.cta-buttons .btn-white {
    background: white;
    color: #E22822;
}

.cta-buttons .btn-white:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-buttons .btn-ghost {
    border: 2px solid white;
    color: white;
    background: transparent;
}

.cta-buttons .btn-ghost:hover {
    background: white;
    color: #E22822;
}

/* Responsive */
@media (max-width: 1024px) {
    .events-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .kohlanta-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .activities-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero h1 span {
        font-size: 1.2rem;
    }

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

    .epreuve-category ul {
        grid-template-columns: 1fr;
    }

    .epreuve-thumbnails {
        grid-template-columns: 1fr;
    }

    .epreuve-thumbnails img {
        height: 120px;
    }

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

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

    .section-header h2 {
        font-size: 2rem;
    }

    .kohlanta-header h2 {
        font-size: 2rem;
    }
}