/* KARTEL BOATS DESIGN SYSTEM v2.0 (Hybrid: Classic Desktop + Super Mobile) */

:root {
    --bg-main: #000000;
    --bg-card: #191919;
    --bg-card-hover: #222222;
    --accent: #CEFE46;
    --text-main: #FFFFFF;
    --text-muted: #808080;
    
    --container-width: 1240px;
    --spacing-section: 120px;
    --spacing-card: 24px;
    
    --border-thin: 1px solid #333333;
    --border-accent: 1px solid var(--accent);
    --transition: all 0.3s ease;
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    :root {
        --spacing-section: 80px;
        --spacing-card: 16px;
    }
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    /* Padding for mobile bottom nav */
    padding-bottom: 0; 
}
@media (max-width: 767px) { body { padding-bottom: 70px; } }

h1, h2, h3, h4, .btn-text {
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(42px, 7vw, 72px);
    line-height: 1.1;
    margin-bottom: 40px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(28px, 4vw, 40px);
    margin-bottom: 16px;
    color: var(--text-main);
}

.section-title {
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 300;
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

.year-badge {
    font-size: 0.5em;
    color: var(--accent);
    font-weight: 700;
    margin-left: 12px;
}

.section-lead {
    max-width: 800px;
    margin-bottom: 48px;
    font-size: 17px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 300;
}

.section-lead strong {
    color: var(--text-main);
    font-weight: 600;
}

h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

p {
    color: var(--text-muted);
    font-size: 16px;
    max-width: 600px;
}

.mono {
    font-family: 'Courier New', Courier, monospace;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.05em;
    color: var(--accent);
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

.section {
    padding: var(--spacing-section) 0;
    border-bottom: 1px solid #111;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    font-weight: 700;
    text-transform: uppercase;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid transparent;
    cursor: pointer;
    font-size: 14px;
    border-radius: 0;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--accent);
    color: var(--bg-main);
}

.btn-primary:hover {
    background-color: #E2FF80;
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--text-main);
    color: var(--text-main);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* PRELOADER (Like Houseboats) */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-content {
    text-align: center;
}

.preloader-logo {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: 0.1em;
    color: #fff;
    margin-bottom: 8px;
}

.preloader-subtitle {
    font-size: 10px;
    letter-spacing: 0.3em;
    color: var(--text-muted);
    margin-bottom: 40px;
    font-family: 'Courier New', Courier, monospace;
    text-transform: uppercase;
}

.preloader-bar {
    width: 300px;
    height: 2px;
    background: #333;
    margin: 0 auto 16px auto;
    overflow: hidden;
}

.preloader-progress {
    height: 100%;
    background: var(--accent);
    width: 0%;
    transition: width 0.3s ease;
}

.preloader-percent {
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    font-family: 'Courier New', Courier, monospace;
}

/* HEADER (Transparent → Solid on Scroll) */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

header.scrolled {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid #222;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* Restored Desktop Height */
    min-height: 80px; 
    padding: 4px 20px;
}

.logo {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    padding: 0;
    margin: 0;
    gap: 6px;
    transition: all 0.3s ease;
}

.logo-img {
    height: 44px;
    width: auto;
    display: block;
    filter: brightness(0) invert(1);
    transition: filter 0.3s ease;
}

/* Logo Green when scrolled (permanent) */
header.scrolled .logo-img {
    filter: brightness(0) saturate(100%) invert(85%) sepia(45%) saturate(1436%) hue-rotate(20deg) brightness(102%) contrast(105%);
}

/* Logo hover removed — logo is escape hatch, not decorative */

.logo-subtitle {
    font-size: 9px;
    letter-spacing: 0.25em;
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s ease;
    font-family: 'Courier New', Courier, monospace;
}

/* Subtitle green when scrolled */
header.scrolled .logo-subtitle {
    color: var(--accent);
}

/* Logo subtitle hover removed */

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 12px;
    text-transform: capitalize;
}

.nav-link {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    letter-spacing: 0.02em;
    transition: color 0.3s ease;
    font-weight: 600;
    font-family: 'Montserrat', sans-serif;
}

/* Nav links brighter when scrolled */
header.scrolled .nav-link {
    color: rgba(255, 255, 255, 0.9);
}

.nav-link:hover,
header.scrolled .nav-link:hover {
    color: var(--accent);
}

.nav-cta {
    margin-left: 16px;
    padding: 10px 22px;
    font-size: 12px;
    font-weight: 600;
}

/* MOBILE MODAL OVERRIDES */
@media (max-width: 767px) {
    .modal__dialog {
        padding: 24px 20px;
    }
}

/* MOBILE HEADER OVERRIDES */
@media (max-width: 767px) {
    .nav-container {
        min-height: 60px;
        padding: 8px 16px;
    }
    .logo-img {
        height: 32px;
    }
    .logo-subtitle {
        font-size: 7px;
    }
    .nav-links {
        display: none;
    }
    .preloader-logo {
        font-size: 36px;
    }
    .preloader-bar {
        width: 200px;
    }
}

/* MOBILE BOTTOM NAV (From Your Request) */
.mobile-nav {
    display: none;
}
@media (max-width: 767px) {
    .mobile-nav {
        display: flex;
        justify-content: space-around;
        align-items: center;
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
        background: rgba(10,10,10,0.95);
        backdrop-filter: blur(10px);
        border-top: 1px solid #333;
        z-index: 2000;
        padding: 12px 0;
        padding-bottom: max(12px, env(safe-area-inset-bottom));
    }
    .mob-link {
        color: #888;
        text-decoration: none;
        font-size: 10px;
        text-transform: uppercase;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 4px;
    }
    .mob-link.active { color: var(--accent); }
}

#hero_video {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, #1a1a1a 0%, #000000 100%);
    overflow: hidden;
}

.hero-bg-layer {
    position: absolute; inset: 0; overflow: hidden; z-index: 0;
}

.hero-overlay {
    position: absolute; inset: 0; pointer-events: none;
    background: radial-gradient(circle at top, rgba(0, 0, 0, 0.03) 0%, rgba(0, 0, 0, 0.18) 55%, rgba(0, 0, 0, 0.35) 100%);
    z-index: 1;
}

.hero-slider {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0;
}

.slide {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover; background-position: center; background-repeat: no-repeat;
    opacity: 0; animation: fadeSlide 25s infinite ease-in-out;
}

.slide-1 { background-image: url('../images/hero/hero-t-rex.jpg'); animation-delay: 0s; }
.slide-2 { background-image: url('../images/hero/hero-t-rex-2.jpg'); animation-delay: 5s; }
.slide-3 { background-image: url('../images/hero/hero-t-rex-3.jpg'); animation-delay: 10s; }
.slide-4 { background-image: url('../images/hero/hero-t-rex-4.jpg'); animation-delay: 15s; }
.slide-5 { background-image: url('../images/hero/hero-t-rex-5.jpg'); animation-delay: 20s; }

.hero-slider::after {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.4); z-index: 1;
}

@keyframes fadeSlide {
    0% { opacity: 0; } 3% { opacity: 1; } 20% { opacity: 1; } 23% { opacity: 0; } 100% { opacity: 0; }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 20px;
    max-width: 900px;
    margin: 0 auto;
}

.hero-coordinates {
    font-size: 12px;
    letter-spacing: 0.2em;
    opacity: 0.75;
    margin-bottom: 16px;
}

.hero-subtitle {
    font-size: 12px;
    letter-spacing: 0.3em;
    margin-bottom: 8px;
    opacity: 0.8;
}

.hero-sub {
    display: block;
    margin-bottom: 24px;
    font-size: 14px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
}


.hero-lead {
    margin: 0 auto 40px auto;
    max-width: 700px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 17px;
    line-height: 1.7;
    padding-top: 24px;
    border-top: 1px solid rgba(206, 254, 70, 0.15);
    font-weight: 400;
}

.hero-actions {
    display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-top: 32px;
}

.hero-cta-secondary {
    border-color: rgba(255, 255, 255, 0.3); color: #fff;
}

.hero-cta-secondary:hover {
    border-color: var(--accent); color: var(--accent);
}