@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&display=swap');

:root {
    --primary-bg: #0a0a0a;
    --secondary-bg: #141414;
    --accent: #d4af37;
    --text-main: #f5f5f5;
    --text-muted: #a0a0a0;
    --font-family: 'Outfit', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--primary-bg);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: all 0.4s ease;
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-main);
    text-decoration: none;
    letter-spacing: 2px;
    text-transform: uppercase;
}

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

.nav-right {
    display: flex;
    align-items: center;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links li a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--accent);
    transition: width 0.3s ease;
}

.nav-links li a:hover { color: var(--accent); }
.nav-links li a:hover::after { width: 100%; }

/* Lang Switcher */
.lang-switcher {
    position: relative;
    margin-left: 2rem;
}

.lang-switcher button {
    background: transparent;
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.45rem 0.9rem;
    border-radius: 4px;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: all 0.3s ease;
}

.lang-switcher button:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    background: var(--secondary-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    width: 130px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.lang-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.85rem;
    transition: background 0.3s, color 0.3s;
}

.lang-dropdown a:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--accent);
}

/* =============================
   CINEMATIC SCROLL SECTIONS
   ============================= */

/* Each scene is a full-height block */
.scene {
    position: relative;
    width: 100%;
    overflow: hidden;
}

/* Hero Scene */
.scene-hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: url('../assets/hero_background_1782929888994.png');
    background-size: cover;
    background-position: center;
    z-index: -2;
    will-change: transform;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(10,10,10,0.88) 0%, rgba(10,10,10,0.35) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 850px;
    z-index: 1;
    text-align: center;
    padding: 0 5%;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 800;
    line-height: 1.08;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff, #b0b0b0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0;
    transform: translateY(40px);
    animation: fadeUp 1.2s ease forwards 0.4s;
}

.hero-content p {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 2.5rem auto;
    color: var(--text-muted);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s ease forwards 0.7s;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--accent);
    color: var(--primary-bg);
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s ease forwards 0.9s;
    border: 1px solid var(--accent);
}

.btn:hover {
    background: transparent;
    color: var(--accent);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.25);
}

.scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    animation: fadeUp 1s ease forwards 1.2s;
}

.scroll-hint span {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
}

.scroll-hint .mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.scroll-hint .mouse::before {
    content: '';
    width: 4px;
    height: 8px;
    background: var(--accent);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollDot 1.5s ease-in-out infinite;
}

@keyframes scrollDot {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(14px); }
}

/* ---- Cinematic Text Block Section ---- */
.scene-text {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 5%;
}

.scene-text .inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    max-width: 1200px;
    width: 100%;
    align-items: center;
}

.scene-text .text-col h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    margin-bottom: 2rem;
    font-weight: 800;
    color: var(--text-main);
}

.scene-text .text-col p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.about-stats {
    display: flex;
    gap: 3rem;
    margin-top: 2.5rem;
}

.stat h4 {
    font-size: 2.8rem;
    color: var(--accent);
    margin-bottom: 0.3rem;
    font-weight: 800;
}

.stat span {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.img-col img {
    width: 100%;
    height: 70vh;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    will-change: transform;
}

/* ---- Features Section ---- */
.scene-features {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5rem 5%;
    background: var(--secondary-bg);
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header p {
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    max-width: 1200px;
    width: 100%;
}

.feature-box {
    background: var(--primary-bg);
    padding: 3.5rem 2rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.5s ease, border-color 0.5s ease;
}

.feature-box:hover {
    transform: translateY(-12px);
    border-color: rgba(212, 175, 55, 0.3);
}

.feature-box i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.feature-box h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 800;
    color: var(--text-main);
}

.feature-box p {
    font-size: 1rem;
    color: var(--text-muted);
}

/* ---- Product Cinematic Section ---- */
.scene-product {
    height: 200vh; /* Tall for scroll-linked animation space */
    position: relative;
}

.product-sticky {
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    overflow: hidden;
}

.product-image-side {
    width: 55%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

.product-image-side img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    will-change: transform;
    transition: transform 0.1s linear;
}

.product-text-side {
    width: 45%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 5rem;
    background: var(--primary-bg);
}

.product-text-side .subtitle {
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.product-text-side h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    line-height: 1.1;
    margin-bottom: 2rem;
    font-weight: 800;
}

.product-text-side p.desc {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 450px;
    line-height: 1.8;
}

.product-text-side.right-bg {
    background: var(--secondary-bg);
}

/* Alternate layout: image on right */
.scene-product.reverse .product-sticky {
    flex-direction: row-reverse;
}

/* ---- Contact Footer ---- */
.scene-contact {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #050505;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 5rem 5%;
    text-align: center;
}

.scene-contact h2 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 4rem;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s ease;
}

.contact-item:hover { transform: translateX(8px); }

.contact-item i {
    color: var(--accent);
    font-size: 1.8rem;
    width: 40px;
    text-align: center;
}

.contact-item a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 1.4rem;
    transition: color 0.3s ease;
}

.contact-item a:hover { color: var(--accent); }

.copyright {
    color: rgba(160, 160, 160, 0.5);
    font-size: 0.85rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* =============================
   SCROLL-DRIVEN ANIMATIONS
   ============================= */

/* Elements that animate in on scroll */
.scroll-fade {
    opacity: 0;
    transform: translateY(60px);
    transition: opacity 0.9s ease, transform 0.9s ease;
}

.scroll-fade.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-fade.delay-1 { transition-delay: 0.15s; }
.scroll-fade.delay-2 { transition-delay: 0.3s; }
.scroll-fade.delay-3 { transition-delay: 0.45s; }

/* Image zoom on scroll */
.scroll-zoom {
    transform: scale(1.15);
    transition: transform 1.2s ease;
}

.scroll-zoom.visible {
    transform: scale(1);
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =============================
   RESPONSIVE
   ============================= */
@media (max-width: 900px) {
    .nav-links { display: none; }
    
    .scene-text .inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .img-col img { height: 40vh; }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .product-sticky {
        flex-direction: column !important;
    }
    
    .product-image-side {
        width: 100%;
        height: 50%;
    }
    
    .product-text-side {
        width: 100%;
        height: 50%;
        padding: 2rem;
        align-items: center;
        text-align: center;
    }
    
    .about-stats {
        gap: 1.5rem;
    }
    
    .stat h4 { font-size: 2rem; }
}