/* ═══════════════════════════════════════════════════════════════
   Go/No-Go Website — Cinematic Dark Theme
   Inspired by ROG Armoury Crate: full-bleed sections, bold type,
   alternating feature blocks, scroll animations
   ═══════════════════════════════════════════════════════════════ */

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

:root {
    --bg-deep:      #050508;
    --bg-main:      #0A0A12;
    --bg-surface:   #12121E;
    --bg-card:      #1A1A2A;
    --border:       #1E1E30;
    --border-hover: #2E2E45;
    --accent:       #22C55E;
    --accent-blue:  #3B82F6;
    --accent-hover: #4ADE80;
    --text-primary: #F0F0F5;
    --text-secondary: #8A8AA0;
    --text-muted:   #55556A;
    --font-ui:      'Segoe UI', system-ui, -apple-system, sans-serif;
}

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

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

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-hover); }

.section-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.center { text-align: center; }

h2 {
    font-size: 2.6rem; font-weight: 800; margin-bottom: 16px;
    letter-spacing: -0.5px;
}
.section-desc {
    font-size: 1.1rem; color: var(--text-secondary);
    max-width: 640px; margin-bottom: 48px;
}
.center .section-desc { margin-left: auto; margin-right: auto; }

/* ── Buttons ─────────────────────────────────────────────────── */

.btn {
    display: inline-block; padding: 14px 36px; border-radius: 6px;
    font-size: 0.95rem; font-weight: 700; cursor: pointer;
    transition: all 0.25s; border: none; text-transform: uppercase;
    letter-spacing: 1px; text-align: center;
}
.btn-primary {
    background: var(--accent); color: #000;
}
.btn-primary:hover { background: var(--accent-hover); color: #000; transform: translateY(-1px); }
.btn-ghost {
    background: transparent; color: var(--text-secondary);
    border: 1px solid var(--border-hover);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--text-primary); }

/* ── Navbar ──────────────────────────────────────────────────── */

.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(10, 10, 18, 0.85); backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(30, 30, 48, 0.6);
}
.nav-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 32px;
    display: flex; align-items: center; justify-content: space-between; height: 70px;
}
.nav-logo { font-size: 1.3rem; font-weight: 800; letter-spacing: 2px; }
.logo-go { color: var(--accent); }
.logo-nogo { color: var(--text-primary); }
.nav-logo:hover .logo-nogo { color: var(--accent); }
.nav-links { display: flex; gap: 32px; }
.nav-links a {
    color: var(--text-muted); font-size: 0.85rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1.5px; transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-toggle {
    display: none; background: none; border: none;
    color: var(--text-secondary); font-size: 1.5rem; cursor: pointer;
}

/* ── Hero — Full viewport cinematic ──────────────────────────── */

.hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    text-align: center; overflow: hidden;
}
.hero-video {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    opacity: 0.5;
}
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(10,10,18,0.2) 0%, var(--bg-main) 100%);
}
.hero-content { position: relative; z-index: 2; padding: 0 16px; max-width: 100%; }
.hero-tag {
    font-size: 0.8rem; font-weight: 700; color: var(--accent);
    letter-spacing: 5px; margin-bottom: 16px;
}
.hero h1 {
    font-size: clamp(1.6rem, 10vw, 6rem); font-weight: 900;
    line-height: 1; margin-bottom: 24px; letter-spacing: -2px;
    color: var(--text-primary);
    white-space: nowrap;
}
.hero-go {
    color: var(--accent);
}
.hero-sub {
    font-size: 1.2rem; color: var(--text-secondary);
    max-width: 520px; margin: 0 auto 40px; line-height: 1.7;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.scroll-indicator {
    position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 12px; z-index: 2;
}
.scroll-indicator span {
    font-size: 0.7rem; font-weight: 700; letter-spacing: 3px;
    color: var(--text-muted);
}
.scroll-arrow {
    font-size: 2.4rem;
    font-weight: 900;
    color: var(--text-muted);
    animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(8px); }
}

/* ── Intro strip ─────────────────────────────────────────────── */

.intro-strip {
    padding: 60px 0; background: var(--bg-deep);
    border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.strip-inner {
    max-width: 900px; margin: 0 auto; padding: 0 32px; text-align: center;
}
.strip-inner p {
    font-size: 1.15rem; color: var(--text-secondary); line-height: 1.8;
}

/* ── Feature blocks — alternating left/right ─────────────────── */

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

.feature-block {
    display: flex; align-items: center; gap: 60px;
    max-width: 1200px; margin: 0 auto; padding: 80px 32px;
}
.feature-block.reverse { flex-direction: row-reverse; }

.feature-text { flex: 1; min-width: 300px; }
.feature-number {
    font-size: 4rem; font-weight: 900; color: var(--border);
    line-height: 1; margin-bottom: 12px;
}
.feature-text h2 {
    font-size: 2rem; font-weight: 700; margin-bottom: 16px;
}
.feature-text p {
    font-size: 1.05rem; color: var(--text-secondary); line-height: 1.8;
}

.feature-visual {
    flex: 1.2; min-width: 300px;
}
.feature-visual img {
    width: 100%; border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

/* ── Capabilities grid ───────────────────────────────────────── */

.capabilities {
    padding: 100px 0; background: var(--bg-deep);
    border-top: 1px solid var(--border);
}
.capabilities h2 { text-align: center; margin-bottom: 48px; }
.cap-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.cap-card {
    background: var(--bg-surface); border: 1px solid var(--border);
    border-radius: 12px; padding: 32px; text-align: center;
    transition: border-color 0.3s, transform 0.3s;
}
.cap-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.cap-icon { font-size: 2rem; margin-bottom: 16px; color: var(--accent); }
.cap-icon svg { width: 36px; height: 36px; }
.cap-card h3 {
    font-size: 1rem; font-weight: 700; margin-bottom: 8px;
    text-transform: uppercase; letter-spacing: 1px;
}
.cap-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.6; }

/* ── Editions ────────────────────────────────────────────────── */

.editions-section {
    padding: 100px 0;
    border-top: 1px solid var(--border);
}
.editions-section h2 { text-align: center; }
.editions-section .section-desc { text-align: center; margin-left: auto; margin-right: auto; }
.editions-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
.edition-card {
    background: var(--bg-surface); border: 1px solid var(--border);
    border-radius: 16px; padding: 40px; position: relative; overflow: hidden;
    transition: border-color 0.3s, transform 0.3s;
}
.edition-card:hover { transform: translateY(-4px); }
.edition-card.military:hover { border-color: var(--accent); }
.edition-card.commercial:hover { border-color: var(--accent-blue); }

.edition-badge {
    display: inline-block; padding: 4px 14px; border-radius: 4px;
    font-size: 0.7rem; font-weight: 800; letter-spacing: 2px;
    background: rgba(34, 197, 94, 0.15); color: var(--accent);
    margin-bottom: 20px;
}
.edition-badge.blue {
    background: rgba(59, 130, 246, 0.15); color: var(--accent-blue);
}
.edition-card h3 {
    font-size: 1.4rem; font-weight: 700; margin-bottom: 12px;
}
.edition-card > p {
    font-size: 0.95rem; color: var(--text-secondary); line-height: 1.7;
    margin-bottom: 20px;
}
.edition-card ul {
    list-style: none; padding: 0;
}
.edition-card ul li {
    font-size: 0.9rem; color: var(--text-secondary); padding: 6px 0;
    padding-left: 20px; position: relative;
}
.edition-card.military ul li::before {
    content: '✓'; position: absolute; left: 0; color: var(--accent); font-weight: 700;
}
.edition-card.commercial ul li::before {
    content: '✓'; position: absolute; left: 0; color: var(--accent-blue); font-weight: 700;
}

.edition-splash {
    margin-top: 24px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
}
.edition-splash img {
    width: 100%;
    display: block;
}

/* ── Preview ─────────────────────────────────────────────────── */

.preview-section {
    padding: 100px 0; background: var(--bg-deep);
    border-top: 1px solid var(--border);
}
.preview-section h2 { text-align: center; }
.preview-section .section-desc { text-align: center; margin-left: auto; margin-right: auto; }

.preview-tabs {
    display: flex; justify-content: center; gap: 8px; margin-bottom: 32px;
}
.preview-tab {
    padding: 10px 24px; border-radius: 6px; border: 1px solid var(--border);
    background: transparent; color: var(--text-muted); font-family: var(--font-ui);
    font-size: 0.85rem; font-weight: 600; cursor: pointer;
    text-transform: uppercase; letter-spacing: 1px; transition: all 0.2s;
}
.preview-tab:hover { border-color: var(--border-hover); color: var(--text-secondary); }
.preview-tab.active {
    background: var(--accent); color: #000; border-color: var(--accent);
}

.preview-frame {
    border-radius: 12px; border: 1px solid var(--border);
    overflow: hidden; box-shadow: 0 40px 100px rgba(0, 0, 0, 0.5);
}
.preview-frame img { width: 100%; display: block; }

/* ── Download ────────────────────────────────────────────────── */

.download-section {
    padding: 100px 0;
    border-top: 1px solid var(--border);
}
.download-box {
    background: var(--bg-surface); border: 1px solid var(--border);
    border-radius: 12px; padding: 36px 44px;
    display: flex; align-items: center; justify-content: space-between;
    gap: 24px; margin-bottom: 16px; flex-wrap: wrap;
}
.download-info h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 4px; }
.download-info p { color: var(--text-secondary); font-size: 0.9rem; }
.download-includes { margin-top: 4px; color: var(--text-muted) !important; font-size: 0.85rem !important; }
.download-note { font-size: 0.85rem; color: var(--text-muted); }

.free-badge {
    display: inline-block; padding: 2px 10px; border-radius: 4px;
    font-size: 0.7rem; font-weight: 800; letter-spacing: 2px;
    background: var(--accent); color: #000; vertical-align: middle;
    margin-left: 8px;
}

.promo-banner {
    background: linear-gradient(135deg, rgba(34,197,94,0.08) 0%, rgba(59,130,246,0.08) 100%);
    border: 1px solid rgba(34,197,94,0.25); border-radius: 12px;
    padding: 24px 32px; margin-bottom: 32px;
    max-width: 700px; margin-left: auto; margin-right: auto;
}
.promo-banner p {
    font-size: 1.05rem; color: var(--text-secondary); line-height: 1.7; margin: 0;
}
.promo-banner strong { color: var(--accent); }
.promo-banner s { color: var(--text-muted); }
.promo-tag {
    display: inline-block; padding: 3px 12px; border-radius: 4px;
    font-size: 0.65rem; font-weight: 800; letter-spacing: 2px;
    background: rgba(34,197,94,0.2); color: var(--accent);
    margin-bottom: 10px;
}

/* ── Contact ─────────────────────────────────────────────────── */

.contact-section {
    padding: 100px 0; background: var(--bg-deep);
    border-top: 1px solid var(--border);
}
.contact-form { max-width: 640px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group label {
    display: block; font-size: 0.8rem; font-weight: 600;
    color: var(--text-muted); margin-bottom: 6px;
    text-transform: uppercase; letter-spacing: 1px;
}
.form-group input, .form-group textarea {
    width: 100%; padding: 14px 16px;
    background: var(--bg-surface); border: 1px solid var(--border);
    border-radius: 8px; color: var(--text-primary);
    font-family: var(--font-ui); font-size: 0.95rem;
    transition: border-color 0.2s; outline: none; resize: vertical;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }

/* ── Terms ───────────────────────────────────────────────────── */

.terms-section { padding: 100px 0; border-top: 1px solid var(--border); }
.terms-updated { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 32px; }
.terms-content h3 {
    font-size: 0.95rem; font-weight: 700; color: var(--text-primary);
    margin-top: 28px; margin-bottom: 8px;
    text-transform: uppercase; letter-spacing: 0.5px;
}
.terms-content p {
    font-size: 0.9rem; color: var(--text-secondary); line-height: 1.8; margin-bottom: 4px;
}

/* ── Footer ──────────────────────────────────────────────────── */

.footer { padding: 48px 0 32px; border-top: 1px solid var(--border); }
.footer-content {
    display: flex; justify-content: space-between; align-items: flex-start;
    margin-bottom: 32px; flex-wrap: wrap; gap: 24px;
}
.footer-logo { font-size: 1.2rem; font-weight: 800; letter-spacing: 2px; }
.footer-brand p { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }
.footer-links { display: flex; gap: 24px; }
.footer-links a {
    color: var(--text-muted); font-size: 0.8rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1px;
}
.footer-links a:hover { color: var(--text-primary); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 20px; }
.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); }

/* ── Scroll animations ───────────────────────────────────────── */

.fade-in {
    opacity: 0; transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* Stagger the capability cards */
.cap-card:nth-child(2) { transition-delay: 0.1s; }
.cap-card:nth-child(3) { transition-delay: 0.2s; }
.cap-card:nth-child(4) { transition-delay: 0.3s; }
.cap-card:nth-child(5) { transition-delay: 0.4s; }
.cap-card:nth-child(6) { transition-delay: 0.5s; }

/* ── Responsive ──────────────────────────────────────────────── */

@media (max-width: 900px) {
    .feature-block, .feature-block.reverse { flex-direction: column; padding: 40px 24px; }
    .editions-grid { grid-template-columns: 1fr; }
    .cap-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-links.open {
        display: flex; flex-direction: column;
        position: absolute; top: 70px; left: 0; right: 0;
        background: rgba(10, 10, 18, 0.98);
        padding: 20px 32px; gap: 16px;
        border-bottom: 1px solid var(--border);
    }
    .nav-toggle { display: block; }

    h2 { font-size: 2rem; }
    .hero-sub { font-size: 1rem; }

    .cap-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .download-box { flex-direction: column; text-align: center; }
    .footer-content { flex-direction: column; align-items: center; text-align: center; }
    .footer-links { flex-wrap: wrap; justify-content: center; }
}

/* ═══════════════════════════════════════════════════════════════
   THEME SWITCHER — Military (green, default) / Commercial (blue)
   ═══════════════════════════════════════════════════════════════ */

/* ── Commercial theme overrides ──────────────────────────────── */

[data-theme="commercial"] {
    --accent:       #3B82F6;
    --accent-hover: #60A5FA;
}
[data-theme="commercial"] .logo-go { color: #3B82F6; }
[data-theme="commercial"] .hero-tag { color: #3B82F6; }
[data-theme="commercial"] .btn-primary { background: #3B82F6; color: #fff; }
[data-theme="commercial"] .btn-primary:hover { background: #60A5FA; color: #fff; }
[data-theme="commercial"] .edition-badge { background: rgba(59,130,246,0.15); color: #3B82F6; }
[data-theme="commercial"] .free-badge { background: #3B82F6; color: #fff; }
[data-theme="commercial"] .promo-banner { border-color: rgba(59,130,246,0.25); }
[data-theme="commercial"] .promo-banner strong { color: #3B82F6; }
[data-theme="commercial"] .promo-tag { background: rgba(59,130,246,0.2); color: #3B82F6; }
[data-theme="commercial"] .preview-tab.active { background: #3B82F6; border-color: #3B82F6; }
[data-theme="commercial"] .cap-card:hover { border-color: #3B82F6; }
[data-theme="commercial"] .edition-card.military:hover { border-color: #3B82F6; }
[data-theme="commercial"] .form-group input:focus,
[data-theme="commercial"] .form-group textarea:focus { border-color: #3B82F6; }
[data-theme="commercial"] a { color: #3B82F6; }
[data-theme="commercial"] a:hover { color: #60A5FA; }
[data-theme="commercial"] .btn-ghost:hover { border-color: #3B82F6; }
[data-theme="commercial"] .edition-card.military ul li::before { color: #3B82F6; }

/* ── Nav theme switcher buttons ──────────────────────────────── */

.nav-theme-buttons {
    display: flex;
    gap: 6px;
    margin-left: 16px;
}
.theme-btn {
    padding: 8px 16px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    font-family: var(--font-ui);
    font-size: 0.78rem;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.25s;
}
.theme-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-secondary);
}
.theme-btn-military.active {
    background: rgba(34, 197, 94, 0.15);
    border-color: #22C55E;
    color: #22C55E;
}
.theme-btn-commercial.active {
    background: rgba(59, 130, 246, 0.15);
    border-color: #3B82F6;
    color: #3B82F6;
}

/* ── Hero edition chooser buttons ────────────────────────────── */

.hero-choose {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
    font-weight: 600;
}

.btn-theme-military,
.btn-theme-commercial {
    display: inline-block;
    padding: 16px 40px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: all 0.3s;
    border: none;
}
.btn-theme-military {
    background: #22C55E;
    color: #000;
}
.btn-theme-military:hover {
    background: #4ADE80;
    color: #000;
    transform: translateY(-2px);
}
.btn-theme-military.selected {
    background: #22C55E;
    color: #000;
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.4);
}
.btn-theme-commercial {
    background: #3B82F6;
    color: #fff;
}
.btn-theme-commercial:hover {
    background: #60A5FA;
    color: #fff;
    transform: translateY(-2px);
}
.btn-theme-commercial.selected {
    background: #3B82F6;
    color: #fff;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
}

/* ── Responsive — theme buttons ──────────────────────────────── */

@media (max-width: 900px) {
    .nav-theme-buttons {
        position: absolute;
        top: 70px;
        right: 16px;
    }
}
@media (max-width: 768px) {
    .nav-theme-buttons {
        position: static;
        margin: 0;
        order: -1;
    }
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    .btn-theme-military,
    .btn-theme-commercial {
        width: 100%;
        max-width: 280px;
    }
}

/* ── Back to top button ──────────────────────────────────────── */

.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 99;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s;
    pointer-events: none;
}
.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.back-to-top:hover {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
}

/* ── Contact form status message ─────────────────────────────── */

.form-status {
    margin-top: 16px;
    font-size: 0.9rem;
    font-weight: 500;
}
.form-status.success { color: var(--accent); }
.form-status.error { color: #EF4444; }

/* ── Lightbox ────────────────────────────────────────────────── */

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(5, 5, 8, 0.92);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}
.lightbox.open {
    opacity: 1;
    pointer-events: auto;
}
.lightbox img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 8px;
    border: 1px solid var(--border);
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.6);
    transform: scale(0.95);
    transition: transform 0.3s;
    display: block;
}
.lightbox.open img {
    transform: scale(1);
}
.lightbox-inner {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
}
.lightbox-close {
    position: absolute;
    top: -16px;
    right: -16px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    z-index: 1;
}
.lightbox-close:hover {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
}

.feature-visual img:hover,
.preview-frame img:hover,
.edition-splash img:hover {
    opacity: 0.85;
    transition: opacity 0.2s;
}