/* =========================================
   1. CSS VARIABLES - COLOR SCHEME
   Biru Tua | Tosca | Gold | Merah
   ========================================= */
:root {
    /* Primary - Biru Tua (Navy Deep) */
    --primary: #0A192F;
    --primary-light: #1E3A5F;
    --primary-dark: #051020;
    
    /* Secondary - Tosca/Turquoise */
    --secondary: #14B8A6;
    --secondary-light: #2DD4BF;
    --secondary-dark: #0F766E;
    --secondary-hover: #0D9488;
    
    /* Accent 1 - Gold */
    --accent-gold: #D4AF37;
    --accent-gold-light: #F4D03F;
    --accent-gold-dark: #B8941F;
    
    /* Accent 2 - Merah */
    --accent-red: #DC2626;
    --accent-red-light: #EF4444;
    --accent-red-dark: #B91C1C;
    
    /* Neutral Colors */
    --bg-light: #F8FAFC;
    --bg-white: #FFFFFF;
    --white: #FFFFFF;
    --text-dark: #1E293B;
    --text-gray: #64748B;
    --text-light: #94A3B8;
    
    /* Shadows */
    --shadow: 0 10px 40px rgba(10, 25, 47, 0.1);
    --shadow-hover: 0 20px 50px rgba(10, 25, 47, 0.18);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* =========================================
   2. RESET & BASE
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.7;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.3;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

/* =========================================
   3. BUTTONS
   ========================================= */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
    color: var(--white);
    border-color: var(--secondary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-dark), var(--secondary));
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(20, 184, 166, 0.4);
}

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

.btn-outline:hover {
    background-color: var(--accent-gold);
    color: var(--primary);
    transform: translateY(-2px);
}

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

.btn-dark:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(10, 25, 47, 0.4);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent-red), var(--accent-red-dark));
    color: var(--white);
}

.btn-accent:hover {
    background: linear-gradient(135deg, var(--accent-red-dark), var(--accent-red));
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(220, 38, 38, 0.4);
}

.btn-gold {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
    color: var(--primary);
    font-weight: 700;
}

.btn-gold:hover {
    background: linear-gradient(135deg, var(--accent-gold-dark), var(--accent-gold));
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.4);
}

/* =========================================
   4. HEADER & NAVIGATION
   ========================================= */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 4px 20px rgba(10, 25, 47, 0.3);
    border-bottom: 3px solid var(--accent-gold);
    transition: var(--transition);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    color: var(--accent-gold);
}

.logo-img {
    height: 65%;
    width: auto;
    max-width: 220px;
    object-fit: contain;
    transition: var(--transition);
}

.nav-links {
    display: flex;
    gap: 25px;
    align-items: center;
}

.nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--white);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--secondary);
    transition: var(--transition);
}

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

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

.hamburger {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--accent-gold);
}

/* =========================================
   5. PAGE HEADER (Halaman Dalam)
   ========================================= */
.page-header {
    background: linear-gradient(135deg, 
        rgba(10, 25, 47, 0.95), 
        rgba(20, 184, 166, 0.25)),
        url('https://images.unsplash.com/photo-1497366216548-37526070297c?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    margin-top: 80px;
    border-bottom: 4px solid var(--accent-gold);
}

.page-header h1 {
    color: var(--white);
    font-size: 2.8rem;
    margin-bottom: 10px;
    letter-spacing: -1px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
}

/* =========================================
   6. HERO SECTION
   ========================================= */
.hero {
    height: 100vh;
    min-height: 600px;
    background: linear-gradient(135deg, 
        rgba(10, 25, 47, 0.95) 0%, 
        rgba(5, 16, 32, 0.90) 50%,
        rgba(20, 184, 166, 0.15) 100%),
        url('https://images.unsplash.com/photo-1552664730-d307ca884978?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    color: var(--white);
    margin-top: 0;
    position: relative;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary), var(--accent-gold), var(--accent-red));
}

.hero-content {
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

.hero h1 {
    font-size: 3.2rem;
    margin-bottom: 24px;
    letter-spacing: -1px;
    background: linear-gradient(135deg, var(--white) 0%, var(--secondary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    max-width: 650px;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

/* =========================================
   7. SECTION HEADER
   ========================================= */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: 2.3rem;
    margin-bottom: 16px;
    color: var(--primary);
}

.section-header p {
    color: var(--text-gray);
    font-size: 1.05rem;
}

.section-header .divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-gold), var(--secondary), var(--accent-red));
    margin: 20px auto 0;
    border-radius: 2px;
}

/* =========================================
   8. CARDS (Grid)
   ========================================= */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--bg-white);
    padding: 35px 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid var(--secondary);
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-top-color: var(--accent-gold);
}

.card-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
    color: var(--white);
    border-radius: 16px;
    font-size: 1.8rem;
    transition: var(--transition);
}

.card:hover .card-icon {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
    transform: rotate(360deg) scale(1.05);
}

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

.card p {
    color: var(--text-gray);
    font-size: 0.95rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

.card-link {
    color: var(--secondary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    font-size: 0.9rem;
}

.card-link:hover {
    color: var(--accent-red);
    gap: 12px;
}

/* =========================================
   9. CARD VISUAL (Dengan Gambar)
   ========================================= */
.card-visual {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card-image {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.card-overlay {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    box-shadow: 0 8px 20px rgba(20, 184, 166, 0.4);
    transition: var(--transition);
    z-index: 2;
}

.card-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-visual:hover .card-image img {
    transform: scale(1.1);
}

.card-visual:hover .card-overlay {
    background: linear-gradient(135deg, var(--accent-red), var(--accent-red-dark));
    transform: rotate(360deg) scale(1.1);
}

/* =========================================
   10. WHY CHOOSE US SECTION
   ========================================= */
.why-us-section {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    border-top: 3px solid var(--accent-gold);
    border-bottom: 3px solid var(--secondary);
    position: relative;
}

.why-us-section h2 {
    color: var(--white);
}

.why-us-section .section-header p {
    color: rgba(255, 255, 255, 0.75);
}

.why-us-section .section-header .divider {
    background: linear-gradient(90deg, var(--accent-gold), var(--secondary));
}

.feature-item {
    text-align: center;
    padding: 20px;
}

.feature-item i {
    font-size: 3rem;
    color: var(--accent-gold);
    margin-bottom: 20px;
    transition: var(--transition);
}

.feature-item:hover i {
    color: var(--secondary-light);
    transform: scale(1.15);
}

.feature-item h3 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.feature-item p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
}

/* =========================================
   11. SLIDER CONTAINER
   ========================================= */
.slider-wrapper {
    position: relative;
    max-width: 100%;
    overflow: hidden;
    padding: 20px 0;
}

.slider-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    gap: 30px;
}

.slider-slide {
    flex: 0 0 calc((100% - 60px) / 3);
    min-width: 0;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--white);
    border: 2px solid var(--secondary);
    color: var(--secondary);
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 20px rgba(10, 25, 47, 0.15);
}

.slider-btn:hover {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
    color: var(--white);
    transform: translateY(-50%) scale(1.1);
    border-color: var(--secondary);
}

.slider-btn.prev { left: 10px; }
.slider-btn.next { right: 10px; }

.slider-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--text-light);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.slider-dot.active {
    background: linear-gradient(90deg, var(--accent-gold), var(--secondary));
    width: 30px;
    border-radius: 5px;
}

/* =========================================
   12. TRAINING SLIDER CARDS
   ========================================= */
.training-slide-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    border-top: 4px solid var(--secondary);
}

.training-slide-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-top-color: var(--accent-red);
}

.training-slide-header {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    padding: 25px;
    color: var(--white);
    text-align: center;
    border-bottom: 3px solid var(--accent-gold);
}

.training-slide-date {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    margin-bottom: 10px;
}

.training-slide-date .day {
    font-family: 'Montserrat', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary-light);
    line-height: 1;
}

.training-slide-date .month-year {
    text-align: left;
}

.training-slide-date .month {
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-gold);
}

.training-slide-date .year {
    font-size: 0.8rem;
    opacity: 0.7;
}

.training-slide-badge {
    display: inline-block;
    background-color: rgba(20, 184, 166, 0.2);
    color: var(--secondary-light);
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid var(--secondary);
}

.training-slide-body {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.training-slide-body h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    line-height: 1.4;
    color: var(--primary);
}

.training-slide-meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 15px;
    font-size: 0.85rem;
    color: var(--text-gray);
}

.training-slide-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.training-slide-meta i {
    color: var(--secondary);
    width: 16px;
}

.training-slide-body p {
    color: var(--text-gray);
    font-size: 0.85rem;
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.training-slide-footer {
    padding: 0 25px 25px;
}

.training-slide-footer .btn {
    width: 100%;
    text-align: center;
    font-size: 0.85rem;
    padding: 10px;
}

/* =========================================
   13. INSIGHTS SLIDER CARDS
   ========================================= */
.insights-section {
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-white) 100%);
}

.insight-slide-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(20, 184, 166, 0.2);
}

.insight-slide-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(20, 184, 166, 0.15);
    border-color: var(--secondary);
}

.insight-slide-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.insight-slide-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
    color: var(--primary);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.insight-slide-content {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.insight-slide-content h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    line-height: 1.4;
    color: var(--primary);
}

.insight-slide-content p {
    color: var(--text-gray);
    font-size: 0.85rem;
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.insight-slide-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid #E2E8F0;
    font-size: 0.8rem;
    color: var(--text-gray);
}

.insight-slide-footer span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.insight-slide-footer .read-more {
    color: var(--secondary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
}

.insight-slide-footer .read-more:hover {
    color: var(--accent-red);
    gap: 10px;
}

/* =========================================
   14. FINAL CTA SECTION
   ========================================= */
.cta-final {
    background: linear-gradient(135deg, 
        var(--primary) 0%, 
        var(--secondary-dark) 50%,
        var(--primary) 100%);
    border-top: 4px solid var(--accent-gold);
    border-bottom: 4px solid var(--accent-red);
    text-align: center;
    position: relative;
}

.cta-final h2 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-final p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.15rem;
    max-width: 700px;
    margin: 0 auto 40px;
}

/* =========================================
   15. CONTACT SECTION
   ========================================= */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 0;
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.contact-info {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    padding: 60px 40px;
    border-right: 4px solid var(--accent-gold);
}

.contact-info h3 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.contact-info > p {
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 40px;
    font-size: 0.95rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
}

.info-item i {
    color: var(--secondary-light);
    font-size: 1.2rem;
    margin-top: 5px;
    min-width: 20px;
}

.info-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--accent-gold);
}

.info-item div {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    line-height: 1.6;
}

.contact-form {
    padding: 60px 40px;
}

.contact-form h3 {
    margin-bottom: 10px;
}

.contact-form > p {
    color: var(--text-gray);
    margin-bottom: 30px;
    font-size: 0.9rem;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #E2E8F0;
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    transition: var(--transition);
    background-color: var(--bg-light);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.2);
    background-color: var(--bg-white);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* =========================================
   16. FOOTER
   ========================================= */
footer {
    background: linear-gradient(180deg, var(--primary-dark), var(--primary));
    color: rgba(255, 255, 255, 0.75);
    padding: 60px 0 20px;
    margin-top: auto;
    border-top: 4px solid var(--accent-gold);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 15px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.8;
    margin-top: 15px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-gold), var(--secondary));
}

.footer-col ul li {
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.footer-col ul li a {
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--secondary-light);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--accent-gold);
    color: var(--primary);
    transform: translateY(-5px);
}

.footer-bottom {
    border-top: 1px solid rgba(212, 175, 55, 0.3);
    padding-top: 20px;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

/* =========================================
   17. ANIMATIONS
   ========================================= */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* =========================================
   18. UTILITY CLASSES
   ========================================= */
.text-gold { color: var(--accent-gold); }
.text-tosca { color: var(--secondary); }
.text-red { color: var(--accent-red); }
.text-navy { color: var(--primary); }

.bg-navy { background-color: var(--primary); }
.bg-tosca { background-color: var(--secondary); }
.bg-gold { background-color: var(--accent-gold); }
.bg-red { background-color: var(--accent-red); }

.gradient-text {
    background: linear-gradient(135deg, var(--secondary), var(--accent-gold), var(--accent-red));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.border-gradient {
    border: 3px solid transparent;
    background: linear-gradient(var(--bg-white), var(--bg-white)) padding-box,
                linear-gradient(135deg, var(--secondary), var(--accent-gold), var(--accent-red)) border-box;
}

/* =========================================
   19. RESPONSIVE MEDIA QUERIES
   ========================================= */
@media (max-width: 1024px) {
    .nav-links { gap: 15px; }
    .hero h1 { font-size: 2.5rem; }
    .page-header h1 { font-size: 2.3rem; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .slider-slide { flex: 0 0 calc((100% - 30px) / 2); }
    .logo-img { height: 60%; max-width: 180px; }
}

@media (max-width: 768px) {
    .hamburger { display: block; }
    
    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: linear-gradient(180deg, var(--primary), var(--primary-dark));
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 40px;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.3);
        overflow-y: auto;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        width: 100%;
        text-align: center;
        padding: 10px 0;
    }

    .hero {
        text-align: center;
        justify-content: center;
    }

    .hero h1 { font-size: 2rem; }
    .hero p { font-size: 1rem; }
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }

    .section-padding { padding: 60px 0; }
    .section-header h2 { font-size: 1.8rem; }
    .page-header { height: 280px; }
    .page-header h1 { font-size: 1.8rem; }
    .page-header p { font-size: 1rem; padding: 0 20px; }

    .contact-wrapper { grid-template-columns: 1fr; }
    .contact-info { padding: 40px 30px; border-right: none; border-bottom: 4px solid var(--accent-gold); }
    .contact-form { padding: 40px 30px; }

    .footer-grid { grid-template-columns: 1fr; gap: 30px; }

    .slider-slide { flex: 0 0 100%; }
    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    .slider-btn.prev { left: 5px; }
    .slider-btn.next { right: 5px; }

    .training-slide-date .day { font-size: 2.5rem; }
    .grid-3 { grid-template-columns: 1fr; }
    
    .card-image { height: 180px; }
    .card-overlay {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
        top: 15px;
        right: 15px;
    }
    .card-content { padding: 20px; }
    
    .logo-img { height: 55%; max-width: 150px; }
    .cta-final h2 { font-size: 1.8rem; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 1.7rem; }
    .section-header h2 { font-size: 1.5rem; }
    .page-header h1 { font-size: 1.5rem; }
    .card { padding: 25px 20px; }
    .logo-img { height: 50%; max-width: 130px; }
    .cta-final h2 { font-size: 1.5rem; }
    .cta-final p { font-size: 0.95rem; }
}

/* =========================================
   LOGO FIX - BATASI UKURAN
   ========================================= */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 80px; /* Samakan dengan tinggi header */
    padding: 10px 0;
}

.logo-img {
    height: 60px !important; /* Batasi tinggi logo */
    width: auto !important;
    max-width: 200px !important;
    object-fit: contain;
    transition: var(--transition);
}

.logo:hover .logo-img {
    transform: scale(1.05);
}

/* Logo text styling */
.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-text .brand-name {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: 0.5px;
}

.logo-text .brand-sub {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-gold);
    letter-spacing: 1px;
}

/* Responsive logo */
@media (max-width: 1024px) {
    .logo-img {
        height: 50px !important;
        max-width: 160px !important;
    }
    .logo-text .brand-name { font-size: 1.1rem; }
    .logo-text .brand-sub { font-size: 0.75rem; }
}

@media (max-width: 768px) {
    .logo-img {
        height: 45px !important;
        max-width: 140px !important;
    }
    .logo-text .brand-name { font-size: 1rem; }
    .logo-text .brand-sub { font-size: 0.7rem; }
}

@media (max-width: 480px) {
    .logo-img {
        height: 40px !important;
        max-width: 120px !important;
    }
    .logo-text .brand-name { font-size: 0.9rem; }
    .logo-text .brand-sub { font-size: 0.65rem; }
}

/* =========================================
   GOOGLE MAPS STYLING
   ========================================= */
.map-container {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(10, 25, 47, 0.2);
    border: 3px solid var(--accent-gold);
}

.map-container iframe {
    display: block;
    width: 100%;
    height: 500px;
    border: none;
    filter: grayscale(20%);
    transition: var(--transition);
}

.map-container:hover iframe {
    filter: grayscale(0%);
}

/* Responsive Map */
@media (max-width: 768px) {
    .map-container iframe {
        height: 350px;
    }
}

@media (max-width: 480px) {
    .map-container iframe {
        height: 300px;
    }
}

/* =========================================
   HEADER SOCIAL MEDIA ICONS
   ========================================= */
.header-socials {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-left: 20px;
    padding-left: 20px;
    border-left: 1px solid rgba(255, 255, 255, 0.2); /* Garis pemisah halus */
}

.header-socials a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--white);
    font-size: 1rem;
    transition: var(--transition);
    text-decoration: none;
}

/* Efek Hover: Berubah jadi Gold dan naik sedikit */
.header-socials a:hover {
    background-color: var(--accent-gold);
    color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.3);
}

/* =========================================
   RESPONSIVE HEADER SOCIALS
   ========================================= */
@media (max-width: 1024px) {
    /* Di Tablet, sembunyikan di header agar tidak penuh, 
       akan muncul di dalam menu mobile */
    .header-socials {
        display: none; 
    }
}

@media (max-width: 768px) {
    /* Tampilkan kembali di dalam menu mobile dropdown */
    .header-socials {
        display: flex;
        border-left: none;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        margin-left: 0;
        margin-top: 20px;
        padding-left: 0;
        padding-top: 20px;
        justify-content: center;
        width: 100%;
    }

    .header-socials a {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
        background-color: rgba(255, 255, 255, 0.1);
    }
}

/* =========================================
   VIDEO SECTION STYLING
   ========================================= */
.video-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid var(--secondary);
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-top-color: var(--accent-gold);
}

.video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    background: var(--primary);
}

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

.video-info {
    padding: 25px;
}

.video-info h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary);
}

.video-info p {
    color: var(--text-gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* =========================================
   POSTER SLIDER STYLING
   ========================================= */
.poster-slide-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid rgba(20, 184, 166, 0.2);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.poster-slide-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--secondary);
}

.poster-slide-image {
    position: relative;
    width: 100%;
    asepect-ratio: 800/1000;
    overflow: hidden;
    background: var(--bg-light);
}

.poster-slide-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.poster-slide-card:hover .poster-slide-image img {
    transform: scale(1.1);
}

.poster-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 25, 47, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.poster-slide-card:hover .poster-slide-overlay {
    opacity: 1;
}

.poster-zoom-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--accent-gold);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: var(--transition);
}

.poster-zoom-btn:hover {
    background: var(--secondary);
    transform: scale(1.1);
}

.poster-slide-info {
    padding: 25px;
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.poster-slide-info h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary);
}

.poster-slide-info p {
    color: var(--secondary);
    font-size: 0.9rem;
    font-weight: 600;
}

.poster-slide-info p i {
    margin-right: 5px;
}

/* Responsive Poster Slider */
@media (max-width: 1024px) {
    .poster-slide-image {
        height: 350px;
    }
}

@media (max-width: 768px) {
    .poster-slide-image {
        height: 300px;
    }
    
    .poster-slide-info {
        padding: 20px;
    }
    
    .poster-slide-info h4 {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .poster-slide-image {
        height: 350px;
    }
}