/* =============================================================
   JT-PROXENSE — Landing site stylesheet
   Dark cyberpunk theme matched to the in-app UI.
   ============================================================= */

@import url('./fonts/fonts.css');

/* ---------- design tokens ---------- */
:root {
    /* canvas */
    --bg:           #050810;
    --bg-elev:      #0d1320;
    --bg-elev-2:    #14182a;
    --bg-overlay:   rgba(8, 12, 24, 0.85);

    /* neon */
    --cyan:         #00f0ff;
    --cyan-soft:    rgba(0, 240, 255, 0.18);
    --cyan-glow:    rgba(0, 240, 255, 0.40);
    --magenta:      #bf00ff;
    --magenta-soft: rgba(191, 0, 255, 0.18);
    --green:        #00ff88;
    --orange:       #ff8a3c;
    --red:          #ff3860;

    /* text */
    --text:         #e6f6ff;
    --text-dim:     #95a8c4;
    --text-muted:   #6b7c93;

    /* borders */
    --border:       rgba(0, 240, 255, 0.16);
    --border-strong: rgba(0, 240, 255, 0.35);

    /* layout */
    --container:    1180px;
    --radius-sm:    6px;
    --radius:       10px;
    --radius-lg:    16px;
    --shadow-card:
        0 0 0 1px var(--border),
        0 1px 2px rgba(0, 0, 0, 0.3),
        0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-screenshot:
        0 0 0 1px rgba(255, 255, 255, 0.06),
        0 1px 2px rgba(0, 0, 0, 0.4),
        0 8px 22px rgba(0, 0, 0, 0.55),
        0 32px 64px -10px rgba(0, 0, 0, 0.6);

    /* type */
    --font-display: 'Orbitron', system-ui, sans-serif;
    --font-body:    'Rajdhani', system-ui, sans-serif;
    --font-mono:    'Share Tech Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body {
    min-height: 100vh;
    background:
        radial-gradient(ellipse 1200px 600px at 50% -100px,
            rgba(0, 240, 255, 0.08), transparent 60%),
        radial-gradient(ellipse 800px 400px at 100% 200px,
            rgba(191, 0, 255, 0.06), transparent 60%),
        var(--bg);
    background-attachment: fixed;
    overflow-x: hidden;
}

/* subtle scanline overlay (CRT feel without being noisy) */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: repeating-linear-gradient(
        180deg,
        transparent 0,
        transparent 2px,
        rgba(255, 255, 255, 0.012) 2px,
        rgba(255, 255, 255, 0.012) 3px
    );
    z-index: 1;
}

a {
    color: var(--cyan);
    text-decoration: none;
    transition: color .15s ease, text-shadow .15s ease;
}
a:hover {
    color: #7dffff;
    text-shadow: 0 0 8px var(--cyan-glow);
}

::selection {
    background: var(--cyan-soft);
    color: var(--text);
}

/* ---------- container ---------- */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 2;
}

/* ===========================================================
   NAV
   =========================================================== */
.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(18px);
    background: rgba(5, 8, 16, 0.78);
    border-bottom: 1px solid var(--border);
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}
.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 0.08em;
    color: var(--text);
    white-space: nowrap;          /* keep "JT-PROXENSE" on one line — never break at the hyphen */
    flex-shrink: 0;
}
.nav-brand img { height: 28px; width: auto; filter: drop-shadow(0 0 6px var(--cyan-glow)); flex-shrink: 0; }
.nav-brand .ver {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.05em;
    color: var(--cyan);
    padding: 2px 8px;
    border: 1px solid var(--cyan-soft);
    border-radius: 4px;
    margin-left: 4px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}
.nav-links a {
    color: var(--text-dim);
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.nav-links a:hover { color: var(--cyan); }
.nav-lang {
    font-family: var(--font-mono);
    font-size: 12px;
    padding: 4px 10px;
    border: 1px solid var(--border);
    border-radius: 4px;
}

/* ===========================================================
   HERO
   =========================================================== */
.hero {
    position: relative;
    padding: 96px 0 80px;
    text-align: center;
    overflow: hidden;
}

/* hexagon grid backdrop */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 60 52'><polygon points='30,2 56,17 56,47 30,52 4,47 4,17' fill='none' stroke='%2300f0ff' stroke-width='0.5' opacity='0.35'/></svg>");
    background-size: 60px 52px;
    opacity: 0.18;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
    pointer-events: none;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--cyan);
    padding: 6px 14px;
    border: 1px solid var(--cyan-soft);
    border-radius: 999px;
    background: rgba(0, 240, 255, 0.04);
    margin-bottom: 24px;
}
.hero-pill::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 10px var(--cyan);
    animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.35; }
}

.hero h1 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(34px, 5.4vw, 64px);
    letter-spacing: 0.02em;
    line-height: 1.05;
    margin: 0 0 18px;
    background: linear-gradient(135deg, #ffffff 0%, var(--cyan) 55%, var(--magenta) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 50px var(--cyan-glow);
}

.hero-sub {
    max-width: 720px;
    margin: 0 auto 12px;
    font-size: clamp(16px, 1.6vw, 19px);
    color: var(--text-dim);
    line-height: 1.6;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 18px;
    margin: 28px auto 36px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.hero-tags span { display: inline-flex; align-items: center; gap: 6px; }
.hero-tags span::before {
    content: '';
    width: 4px; height: 4px;
    background: var(--cyan);
    border-radius: 50%;
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 26px;
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.btn-primary {
    color: #001018;
    background: linear-gradient(135deg, var(--cyan), #00b8d4);
    box-shadow: 0 0 24px var(--cyan-glow);
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 32px var(--cyan-glow), 0 6px 18px rgba(0, 0, 0, 0.4);
    color: #001018;
}
.btn-ghost {
    color: var(--cyan);
    background: rgba(0, 240, 255, 0.05);
    border-color: var(--cyan-soft);
}
.btn-ghost:hover {
    background: rgba(0, 240, 255, 0.10);
    border-color: var(--border-strong);
    color: var(--cyan);
}
.btn svg { width: 16px; height: 16px; }

/* ===========================================================
   SECTION COMMON
   =========================================================== */
section {
    padding: 80px 0;
    position: relative;
}

.section-head {
    text-align: center;
    margin-bottom: 48px;
}
.section-eyebrow {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 8px;
}
.section-head h2 {
    font-family: var(--font-display);
    font-size: clamp(26px, 3.2vw, 36px);
    margin: 0 0 8px;
    letter-spacing: 0.04em;
    color: var(--text);
}
.section-head p {
    color: var(--text-dim);
    margin: 0 auto;
    max-width: 640px;
}

/* ===========================================================
   INSTALL — OS tabs + code block
   =========================================================== */
.install-card {
    max-width: 880px;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--bg-elev) 0%, var(--bg) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}
.install-head {
    display: flex;
    align-items: baseline;
    gap: 16px;
    padding: 14px 22px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-elev-2);
}
.install-os {
    font-family: var(--font-display);
    font-size: 14px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--cyan);
}
.install-distros {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}
.install-body { padding: 28px 32px; }
.install-body p { color: var(--text-dim); margin: 0 0 18px; font-size: 15px; }

.code-block {
    position: relative;
    background: #02050b;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 56px 18px 22px;
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--text);
    overflow-x: auto;
    line-height: 1.6;
}
.code-block .prompt { color: var(--magenta); user-select: none; margin-right: 6px; }
.copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 4px 10px;
    font-family: var(--font-display);
    font-size: 11px;
    letter-spacing: 0.08em;
    color: var(--cyan);
    background: rgba(0, 240, 255, 0.05);
    border: 1px solid var(--cyan-soft);
    border-radius: 4px;
    cursor: pointer;
    text-transform: uppercase;
    transition: background .15s ease, color .15s ease;
}
.copy-btn:hover { background: rgba(0, 240, 255, 0.18); }
.copy-btn.copied { color: var(--green); border-color: var(--green); }

.install-tip {
    margin-top: 16px;
    padding: 14px 18px;
    background: rgba(255, 138, 60, 0.08);
    border-left: 3px solid var(--orange);
    border-radius: 4px;
    font-size: 14px;
    color: var(--text-dim);
}
.install-tip strong { color: var(--orange); margin-right: 6px; }

/* ===========================================================
   FEATURES GRID
   =========================================================== */
.feat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px;
}
.feat-card {
    position: relative;
    padding: 26px 24px;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    overflow: hidden;
}
.feat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--magenta));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .35s ease;
}
.feat-card:hover {
    transform: translateY(-3px);
    border-color: var(--border-strong);
    box-shadow: 0 12px 32px -10px rgba(0, 240, 255, 0.18);
}
.feat-card:hover::before { transform: scaleX(1); }

.feat-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 16px;
    color: var(--cyan);
    filter: drop-shadow(0 0 6px var(--cyan-soft));
}
.feat-card h3 {
    font-family: var(--font-display);
    font-size: 17px;
    letter-spacing: 0.04em;
    margin: 0 0 8px;
    color: var(--text);
}
.feat-card p {
    margin: 0;
    color: var(--text-dim);
    font-size: 15px;
    line-height: 1.55;
}

/* ===========================================================
   DEMO VIDEO
   =========================================================== */
.demo-frame {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-screenshot);
    border: 1px solid var(--border);
    background: #000;
}
.demo-frame video { width: 100%; height: auto; display: block; }

/* ===========================================================
   SCREENSHOT WALL
   =========================================================== */
.shot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}
.shot {
    position: relative;
    background: var(--bg-elev);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-screenshot);
    transition: transform .25s ease, box-shadow .25s ease;
    cursor: zoom-in;
}
.shot:hover {
    transform: translateY(-4px);
    box-shadow:
        0 0 0 1px rgba(0, 240, 255, 0.4),
        0 1px 2px rgba(0, 0, 0, 0.4),
        0 12px 28px rgba(0, 0, 0, 0.6),
        0 40px 80px -10px rgba(0, 240, 255, 0.18);
}
.shot img {
    display: block;
    width: 100%;
    height: auto;
}
.shot figcaption {
    padding: 14px 18px;
    background: var(--bg-elev-2);
    border-top: 1px solid var(--border);
    font-family: var(--font-display);
    font-size: 13px;
    letter-spacing: 0.06em;
    color: var(--cyan);
    text-transform: uppercase;
}
.shot figcaption .desc {
    display: block;
    color: var(--text-dim);
    font-family: var(--font-body);
    font-size: 14px;
    text-transform: none;
    letter-spacing: normal;
    margin-top: 4px;
}

/* lightbox */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 100;
    align-items: center;
    justify-content: center;
    padding: 32px;
    cursor: zoom-out;
}
.lightbox[data-open="true"] { display: flex; }
.lightbox img {
    max-width: min(1400px, 95vw);
    max-height: 90vh;
    border-radius: var(--radius);
    box-shadow:
        0 0 0 1px var(--border-strong),
        0 24px 80px rgba(0, 240, 255, 0.18);
}
.lightbox-close {
    position: absolute;
    top: 24px; right: 24px;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: rgba(0, 240, 255, 0.08);
    border: 1px solid var(--border-strong);
    color: var(--cyan);
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===========================================================
   FOOTER
   =========================================================== */
.foot {
    padding: 40px 0 60px;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}
.foot-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 18px;
    margin-bottom: 14px;
    font-family: var(--font-display);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.foot-links a { color: var(--text-dim); }
.foot-links a:hover { color: var(--cyan); }
.foot-meta { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; }

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 720px) {
    .hero { padding: 64px 0 56px; }
    .nav-links a:not(.nav-lang) { display: none; }
    .nav-inner { gap: 12px; }
    .nav-brand { font-size: 15px; gap: 8px; letter-spacing: 0.06em; }
    .nav-brand img { height: 22px; width: auto; }
    .nav-brand .ver { font-size: 10px; padding: 1px 6px; }
    section { padding: 56px 0; }
    .install-body { padding: 22px; }
    .code-block { padding: 16px 14px 16px 14px; font-size: 13px; }
    .copy-btn { display: none; }
    .feat-card { padding: 22px 20px; }
}

@media (max-width: 420px) {
    /* very narrow phones: hide the version pill from the nav so the brand
       and the lang toggle both fit comfortably */
    .nav-brand .ver { display: none; }
    .container { padding: 0 16px; }
}