:root {
    --bg: #0a0510;
    --bg-alt: #12081d;
    --bg-card: #170d26;
    --border: rgba(180,79,199,0.18);
    --text: #f3eefc;
    --text-secondary: #b8a9d4;
    --accent1: #b44fc7;
    --accent2: #764ba2;
    --green: #2ecc71;
}

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

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    line-height: 1.5;
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Nav ── */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: rgba(10,5,16,0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 17px; }
.nav-logo img { width: 30px; height: 30px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--text-secondary); text-decoration: none; font-size: 14px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
.lang-toggle {
    display: flex; gap: 4px; background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 999px; padding: 3px;
}
.lang-btn {
    border: none; background: transparent; color: var(--text-secondary); font-size: 12px; font-weight: 700;
    padding: 5px 11px; border-radius: 999px; cursor: pointer; transition: background 0.2s, color 0.2s;
}
.lang-btn.active { background: linear-gradient(135deg, var(--accent1), var(--accent2)); color: #fff; }
.nav-cta {
    background: linear-gradient(135deg, var(--accent1), var(--accent2));
    color: #fff; text-decoration: none; padding: 9px 20px; border-radius: 999px;
    font-size: 14px; font-weight: 700; box-shadow: 0 0 16px rgba(180,79,199,0.4);
    white-space: nowrap;
}
.mobile-nav-toggle { display: none; background: none; border: none; color: var(--text); font-size: 24px; cursor: pointer; }

/* ── Hero ── */
.hero {
    text-align: center;
    padding: 80px 24px 40px;
    background: radial-gradient(ellipse at top, #1c0f30 0%, var(--bg) 65%);
}
.badge {
    display: inline-block; font-size: 12.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
    color: var(--accent1); background: rgba(180,79,199,0.12); border: 1px solid rgba(180,79,199,0.3);
    padding: 6px 16px; border-radius: 999px; margin-bottom: 22px;
}
.hero h1 {
    font-size: clamp(34px, 6vw, 56px); font-weight: 800; line-height: 1.15; margin-bottom: 18px;
    background: linear-gradient(135deg, #fff, #d9c2f0);
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p.sub {
    font-size: 18px; color: var(--text-secondary); max-width: 560px; margin: 0 auto 34px; line-height: 1.6;
}
.hero-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 56px; }
.btn-primary {
    background: linear-gradient(135deg, var(--accent1), var(--accent2)); color: #fff; text-decoration: none;
    padding: 14px 28px; border-radius: 999px; font-size: 15px; font-weight: 700;
    box-shadow: 0 0 22px rgba(180,79,199,0.5); transition: transform 0.15s, box-shadow 0.2s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 28px rgba(180,79,199,0.65); }
.btn-secondary {
    background: var(--bg-card); color: var(--text); text-decoration: none; border: 1px solid var(--border);
    padding: 14px 28px; border-radius: 999px; font-size: 15px; font-weight: 700; transition: background 0.2s;
}
.btn-secondary:hover { background: #1f1230; }
.btn-disabled {
    display: inline-block; opacity: 0.45; cursor: not-allowed; user-select: none;
}
.btn-disabled:hover { background: var(--bg-card); }
.btn-icon { display: inline-flex; align-items: center; justify-content: center; }
.btn-icon-svg { flex-shrink: 0; margin-right: 11px; opacity: 0.92; }
.hero img.hero-visual {
    width: 100%; max-width: 880px; margin: 0 auto; border-radius: 18px;
    box-shadow: 0 30px 80px rgba(180,79,199,0.22);
}

/* ── Section shared ── */
section { padding: 90px 24px; }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 56px; }
.section-head .eyebrow {
    font-size: 12.5px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent1);
    margin-bottom: 12px; display: block;
}
.section-head h2 { font-size: clamp(26px, 4vw, 36px); font-weight: 800; margin-bottom: 14px; }
.section-head p { color: var(--text-secondary); font-size: 16px; }

/* ── Features grid ── */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 1140px; margin: 0 auto; }
.feature-card {
    background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 28px;
    transition: transform 0.2s, border-color 0.2s;
}
.feature-card:hover { transform: translateY(-4px); border-color: rgba(180,79,199,0.4); }
.feature-card .icon { font-size: 30px; margin-bottom: 14px; }
.feature-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.55; }

/* ── PC / Mobile showcase ── */
.showcase { background: var(--bg-alt); }
.showcase-row {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; max-width: 1140px; margin: 0 auto 90px;
}
.showcase-row:last-child { margin-bottom: 0; }
.showcase-row.reverse .showcase-text { order: 2; }
.showcase-row.reverse .showcase-img { order: 1; }
.showcase-text .platform-tag {
    display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 700; color: var(--accent1);
    background: rgba(180,79,199,0.12); padding: 5px 14px; border-radius: 999px; margin-bottom: 16px;
}
.showcase-text h3 { font-size: 26px; font-weight: 800; margin-bottom: 14px; }
.showcase-text p { color: var(--text-secondary); font-size: 15.5px; margin-bottom: 20px; line-height: 1.6; }
.showcase-text ul { list-style: none; margin-bottom: 24px; }
.showcase-text li { display: flex; align-items: center; gap: 10px; font-size: 14.5px; color: var(--text); padding: 6px 0; }
.showcase-text li::before { content: "✓"; color: var(--green); font-weight: 800; }
.showcase-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.showcase-ctas a.btn-secondary, .showcase-ctas a.btn-primary { padding: 11px 22px; font-size: 14px; }
.showcase-img img { border-radius: 16px; box-shadow: 0 20px 60px rgba(0,0,0,0.4); }

/* ── Premium ── */
.premium-wrap { max-width: 1140px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.premium-img img { border-radius: 16px; box-shadow: 0 20px 60px rgba(180,79,199,0.2); }
.premium-features { list-style: none; margin-bottom: 30px; }
.premium-features li { display: flex; align-items: center; gap: 10px; font-size: 15px; padding: 8px 0; }
.premium-features li::before { content: "✓"; color: var(--green); font-weight: 800; }
.pricing-toggle {
    display: inline-flex; background: var(--bg-card); border: 1px solid var(--border); border-radius: 999px;
    padding: 4px; margin-bottom: 22px;
}
.pricing-toggle button {
    border: none; background: transparent; color: var(--text-secondary); font-size: 13.5px; font-weight: 700;
    padding: 8px 18px; border-radius: 999px; cursor: pointer; transition: background 0.2s, color 0.2s;
}
.pricing-toggle button.active { background: linear-gradient(135deg, var(--accent1), var(--accent2)); color: #fff; }
.price-display { display: flex; align-items: baseline; gap: 8px; margin-bottom: 6px; }
.price-display .amount { font-size: 40px; font-weight: 800; }
.price-display .period { color: var(--text-secondary); font-size: 15px; }
.price-save {
    display: none; font-size: 12.5px; font-weight: 700; color: var(--green); background: rgba(46,204,113,0.12);
    padding: 3px 10px; border-radius: 999px;
}
.price-save.show { display: inline-block; }

/* ── Download ── */
.download { text-align: center; background: radial-gradient(ellipse at center, #1c0f30 0%, var(--bg) 70%); }
.download-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 760px; margin: 40px auto 0; }
.download-card {
    background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 32px 24px;
}
.download-card .icon { font-size: 34px; margin-bottom: 12px; }
.download-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.download-card p { font-size: 13.5px; color: var(--text-secondary); margin-bottom: 18px; }
.download-card .btn-primary, .download-card .btn-secondary { display: block; text-align: center; width: 100%; }
.download-card .stacked { display: flex; flex-direction: column; gap: 10px; }

/* ── Footer ── */
footer { border-top: 1px solid var(--border); padding: 36px 24px; text-align: center; }
footer .foot-links { display: flex; gap: 22px; justify-content: center; margin-bottom: 14px; flex-wrap: wrap; }
footer .foot-links a { color: var(--text-secondary); text-decoration: none; font-size: 13.5px; }
footer .foot-links a:hover { color: var(--text); }
footer .copyright { font-size: 12.5px; color: var(--text-secondary); opacity: 0.6; }

/* ── Responsive ── */
@media (max-width: 860px) {
    .nav-links { position: fixed; top: 63px; left: 0; right: 0; background: var(--bg); flex-direction: column;
        align-items: stretch; padding: 20px 24px; border-bottom: 1px solid var(--border); gap: 16px;
        transform: translateY(-150%); opacity: 0; transition: transform 0.25s, opacity 0.25s; }
    .nav-links.open { transform: translateY(0); opacity: 1; }
    .mobile-nav-toggle { display: block; }
    .features-grid { grid-template-columns: 1fr; }
    .showcase-row, .showcase-row.reverse { grid-template-columns: 1fr; gap: 28px; }
    .showcase-row.reverse .showcase-text, .showcase-row.reverse .showcase-img { order: unset; }
    .premium-wrap { grid-template-columns: 1fr; gap: 32px; }
    .download-cards { grid-template-columns: 1fr; }
    section { padding: 60px 20px; }
}