/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --ocean: #0a2e36;
    --cyan: #00b4d8;
    --cyan-glow: rgba(0, 180, 216, 0.12);
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-400: #9ca3af;
    --gray-600: #4b5563;
    --gray-800: #1f2937;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 20px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.08);
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: 'Inter', sans-serif; line-height: 1.15; color: var(--ocean); }
a { text-decoration: none; color: inherit; transition: 0.3s var(--ease); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: var(--cyan);
    margin-bottom: 12px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    border: none;
    font-family: inherit;
}

.btn-primary {
    background: var(--cyan);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 180, 216, 0.3);
}
.btn-primary:hover { background: #009ec2; transform: translateY(-2px); box-shadow: 0 6px 25px rgba(0, 180, 216, 0.4); }

.btn-ghost {
    background: rgba(255,255,255,0.12);
    color: var(--white);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.25);
}
.btn-ghost:hover { background: rgba(255,255,255,0.22); transform: translateY(-2px); }

.btn-outline {
    background: transparent;
    color: var(--ocean);
    border: 2px solid var(--gray-200);
}
.btn-outline:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-2px); }

.btn-full { width: 100%; justify-content: center; }

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 18px 0;
    transition: all 0.35s ease;
}

.navbar.scrolled {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 15px rgba(0,0,0,0.06);
    padding: 10px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white);
    z-index: 1001;
}
.logo svg { color: var(--cyan); width: 24px; height: 24px; }
.navbar.scrolled .logo { color: var(--ocean); }

.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255,255,255,0.8);
}
.nav-links a:hover { color: var(--white); }
.navbar.scrolled .nav-links a { color: var(--gray-600); }
.navbar.scrolled .nav-links a:hover { color: var(--ocean); }

.nav-cta {
    background: var(--cyan) !important;
    color: var(--white) !important;
    padding: 9px 22px !important;
    border-radius: 50px;
    font-weight: 600 !important;
    font-size: 0.85rem !important;
}
.nav-cta:hover { background: #009ec2 !important; }

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    z-index: 1001;
}
.hamburger span {
    width: 22px;
    height: 2px;
    background: var(--white);
    transition: 0.3s var(--ease);
    border-radius: 2px;
}
.navbar.scrolled .hamburger span { background: var(--ocean); }
.hamburger.active span { background: var(--ocean); }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
    position: relative;
    height: 100vh;
    height: 100svh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: 35% center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10,46,54,0.45) 0%, rgba(10,46,54,0.25) 40%, rgba(10,46,54,0.55) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 460px;
    margin-left: auto;
    margin-right: 0;
    text-align: left;
    padding: 0 20px;
}

.hero-tag {
    display: inline-block;
    background: rgba(0,180,216,0.18);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(0,180,216,0.25);
    padding: 7px 18px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: clamp(2.2rem, 5.5vw, 4rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 18px;
    line-height: 1.1;
    letter-spacing: -0.5px;
}

.hero-sub {
    font-size: clamp(0.95rem, 1.8vw, 1.1rem);
    color: rgba(255,255,255,0.8);
    max-width: 500px;
    margin: 0 0 32px;
    line-height: 1.6;
}

.cta-buttons { display: flex; gap: 12px; justify-content: flex-start; flex-wrap: wrap; }

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.5);
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    z-index: 2;
}

.scroll-line {
    width: 1px;
    height: 32px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ===== STATS BAR ===== */
.stats-bar { background: var(--ocean); padding: 40px 0; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    text-align: center;
}

.stat-number { font-size: 2.5rem; font-weight: 800; line-height: 1; color: var(--cyan); }
.stat-suffix { font-size: 1.2rem; font-weight: 700; color: var(--cyan); }
.stat-label {
    display: block;
    margin-top: 6px;
    font-size: 0.7rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===== ABOUT ===== */
.about { padding: 80px 0; background: var(--white); }

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

.about-image { position: relative; }
.about-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    object-fit: cover;
    aspect-ratio: 4 / 5;
}
.about-image-accent {
    position: absolute;
    bottom: -16px;
    right: -16px;
    width: 55%;
    height: 55%;
    background: var(--cyan-glow);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.about-text h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 20px; }
.about-text p { color: var(--gray-600); margin-bottom: 16px; font-size: 0.95rem; }

.about-highlights { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }
.highlight {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--gray-50);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--ocean);
}
.highlight svg { color: var(--cyan); flex-shrink: 0; width: 20px; height: 20px; }

/* ===== FEATURES ===== */
.features { padding: 80px 0; background: var(--gray-50); text-align: center; }
.features h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 48px; }

.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.feature-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    text-align: left;
    transition: 0.3s var(--ease);
    border: 1px solid var(--gray-100);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: transparent; }

.feature-icon {
    width: 52px;
    height: 52px;
    background: var(--cyan-glow);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--cyan);
}

.feature-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p { color: var(--gray-600); font-size: 0.88rem; line-height: 1.6; }

/* ===== GALLERY ===== */
.gallery-section { padding: 80px 0 60px; background: var(--white); text-align: center; }
.gallery-section h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 40px; }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    padding: 0 20px;
    max-width: 1140px;
    margin: 0 auto;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    aspect-ratio: 16 / 11;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.gallery-item:hover img { transform: scale(1.06); }

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10,46,54,0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: 0.3s var(--ease);
    color: var(--white);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }

/* ===== GALLERY MODAL ===== */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.93);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}
.modal.active { opacity: 1; visibility: visible; }

.modal img {
    max-width: 92vw;
    max-height: 88vh;
    object-fit: contain;
    border-radius: 8px;
    transform: scale(0.92);
    transition: transform 0.3s ease;
}
.modal.active img { transform: scale(1); }

.modal-close, .modal-prev, .modal-next {
    position: absolute;
    background: rgba(255,255,255,0.1);
    border: none;
    color: white;
    cursor: pointer;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: 0.3s var(--ease);
}
.modal-close:hover, .modal-prev:hover, .modal-next:hover { background: rgba(255,255,255,0.2); }
.modal-close { top: 20px; right: 20px; }
.modal-prev { left: 16px; top: 50%; transform: translateY(-50%); }
.modal-next { right: 16px; top: 50%; transform: translateY(-50%); }

/* ===== VIDEO SECTION ===== */
.video-section { padding: 60px 0 80px; background: var(--white); text-align: center; }
.video-section h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 40px; }

.video-music-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: -12px 0 28px;
    flex-wrap: wrap;
}

.music-note {
    font-size: 0.85rem;
    color: var(--gray-600);
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 860px;
    margin: 0 auto;
}

.video-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: #000;
    aspect-ratio: 16 / 9;
}
.video-item video { width: 100%; height: 100%; object-fit: cover; }

/* ===== PRICING ===== */
.pricing { padding: 80px 0; background: var(--gray-50); text-align: center; }
.pricing h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 48px; }

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 760px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    text-align: left;
    position: relative;
    border: 1px solid var(--gray-200);
    transition: 0.3s var(--ease);
    display: flex;
    flex-direction: column;
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.pricing-card.featured { border-color: var(--cyan); background: linear-gradient(135deg, var(--white) 0%, rgba(0,180,216,0.03) 100%); }

.featured-badge {
    position: absolute;
    top: -12px;
    left: 32px;
    background: var(--cyan);
    color: white;
    padding: 5px 16px;
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.card-icon { color: var(--cyan); margin-bottom: 16px; }
.pricing-card h3 { font-size: 1.3rem; font-weight: 800; margin-bottom: 4px; }
.card-location { color: var(--gray-400); font-size: 0.85rem; margin-bottom: 20px; }

.price { display: flex; align-items: baseline; gap: 2px; margin-bottom: 8px; }
.currency { font-size: 1.3rem; font-weight: 700; color: var(--ocean); }
.amount { font-size: 3rem; font-weight: 800; color: var(--ocean); line-height: 1; }
.period { font-size: 0.9rem; color: var(--gray-400); font-weight: 400; margin-left: 4px; }

.price-thb { font-size: 0.8rem; color: var(--gray-400); margin-bottom: 24px; font-weight: 500; }

.card-features { margin-bottom: 28px; flex-grow: 1; }
.card-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 0;
    color: var(--gray-600);
    font-size: 0.88rem;
    border-bottom: 1px solid var(--gray-100);
}
.card-features li:last-child { border-bottom: none; }
.card-features svg { color: var(--cyan); flex-shrink: 0; }

/* ===== CONTACT ===== */
.contact { padding: 80px 0; background: var(--white); }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 16px; }
.contact-info > p { color: var(--gray-600); font-size: 0.95rem; margin-bottom: 28px; line-height: 1.6; }

.contact-details { display: flex; flex-direction: column; gap: 14px; }
.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--gray-600);
    font-size: 0.9rem;
}
.contact-detail svg { color: var(--cyan); flex-shrink: 0; margin-top: 2px; }

.contact-numbers { display: flex; flex-direction: column; gap: 4px; }
.phone-row { display: flex; align-items: center; gap: 8px; }

.whatsapp-icon {
    color: #25D366 !important;
    display: flex;
    align-items: center;
    transition: 0.3s var(--ease);
}
.whatsapp-icon:hover { transform: scale(1.15); }

.contact-form {
    background: var(--gray-50);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-group { margin-bottom: 12px; }

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 13px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9rem;
    background: var(--white);
    color: var(--gray-800);
    transition: 0.3s var(--ease);
    outline: none;
    -webkit-appearance: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--gray-400); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px var(--cyan-glow);
}
.form-group textarea { resize: vertical; min-height: 100px; }

/* ===== FOOTER ===== */
.footer { background: var(--ocean); color: var(--white); padding: 48px 0 32px; }
.footer-content { text-align: center; }
.footer .logo { justify-content: center; color: var(--white); margin-bottom: 10px; }
.footer-brand p { color: rgba(255,255,255,0.45); font-size: 0.85rem; margin-bottom: 28px; }
.footer-links { display: flex; justify-content: center; gap: 24px; margin-bottom: 28px; flex-wrap: wrap; }
.footer-links a { color: rgba(255,255,255,0.55); font-size: 0.85rem; font-weight: 500; }
.footer-links a:hover { color: var(--cyan); }
.footer-bottom { padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.08); }
.footer-bottom p { color: rgba(255,255,255,0.3); font-size: 0.8rem; }

/* ===== REVEAL ===== */
.reveal {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.35s ease-out, transform 0.35s ease-out;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .hamburger { display: flex; }

    .nav-links {
        position: fixed;
        top: 0; left: 0;
        width: 100%;
        height: 100vh;
        height: 100dvh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 28px;
        transform: translateY(-100%);
        transition: transform 0.4s var(--ease);
        z-index: 1000;
    }
    .nav-links.open { transform: translateY(0); }
    .nav-links a { color: var(--ocean) !important; font-size: 1.3rem; font-weight: 600; }
    .nav-links a::after { display: none; }

    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 32px; }
    .about-image img { aspect-ratio: 16 / 9; }
    .about-image-accent { display: none; }
}

@media (max-width: 640px) {
    .container { padding: 0 16px; }
    .hero { min-height: 500px; }
    .hero-content { margin: 0 auto; text-align: center; }
    .hero h1 { font-size: 2rem; }
    .hero-sub { font-size: 0.9rem; margin: 0 auto 24px; }
    .hero-scroll { display: none; }
    .cta-buttons { flex-direction: column; align-items: center; }
    .cta-buttons .btn { width: 100%; max-width: 260px; justify-content: center; }

    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .stat-number { font-size: 2rem; }
    .stat-label { font-size: 0.65rem; }

    .about { padding: 60px 0; }
    .about-text h2 { font-size: 1.8rem; }

    .features { padding: 60px 0; }
    .features h2 { font-size: 1.8rem; margin-bottom: 32px; }
    .features-grid { grid-template-columns: 1fr; }
    .feature-card { padding: 24px 20px; }

    .gallery-section { padding: 60px 0 40px; }
    .gallery-section h2 { font-size: 1.8rem; margin-bottom: 24px; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 4px; padding: 0 16px; }
    .gallery-item { aspect-ratio: 1 / 1; border-radius: 6px; }

    .video-section { padding: 40px 0 60px; }
    .video-section h2 { font-size: 1.8rem; margin-bottom: 24px; }
    .video-music-controls { margin: -6px 0 20px; }
    .music-note { font-size: 0.8rem; }
    .video-grid { grid-template-columns: 1fr; gap: 16px; }

    .pricing { padding: 60px 0; }
    .pricing h2 { font-size: 1.8rem; margin-bottom: 32px; }
    .pricing-cards { grid-template-columns: 1fr; max-width: 400px; }
    .pricing-card { padding: 28px 24px; }
    .amount { font-size: 2.5rem; }

    .contact { padding: 60px 0; }
    .contact-info h2 { font-size: 1.8rem; }
    .contact-grid { grid-template-columns: 1fr; gap: 32px; }
    .form-row { grid-template-columns: 1fr; }
    .contact-form { padding: 24px 20px; }

    .footer { padding: 40px 0 24px; }
    .footer-links { gap: 16px; }

    .modal-prev { left: 8px; width: 36px; height: 36px; }
    .modal-next { right: 8px; width: 36px; height: 36px; }
    .modal-close { top: 12px; right: 12px; width: 36px; height: 36px; }
}