/* whisolla.css — Main landing page (index.html) */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg: #0a0a0f;
    --bg-card: rgba(255,255,255,0.04);
    --bg-card-hover: rgba(255,255,255,0.07);
    --border: rgba(255,255,255,0.08);
    --border-accent: rgba(255,255,255,0.14);
    --text: #e4e4e7;
    --text-dim: #a1a1aa;
    --text-muted: #71717a;
    --accent: #3b82f6;
    --accent-glow: rgba(59,130,246,0.3);
    --purple: #8b5cf6;
    --purple-glow: rgba(139,92,246,0.2);
    --radius: 16px;
    --radius-sm: 10px;
    --max-width: 1200px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

/* Ambient glow */
body::before {
    content: '';
    position: fixed;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(59,130,246,0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(139,92,246,0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* Grid overlay */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

/* ── Navigation ── */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10,10,15,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    height: 64px;
    display: flex;
    align-items: center;
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

.nav-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.02em;
}

/* ── Hero ── */
#hero {
    position: relative;
    z-index: 1;
    flex: 1;
    padding: 80px 24px 60px;
}

.hero-container {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    background: linear-gradient(135deg, var(--text), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: clamp(2.8rem, 7vw, 4.5rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    margin-bottom: 20px;
}

.hero-desc {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto 48px;
    line-height: 1.7;
}

/* ── App Cards ── */
.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    max-width: 680px;
    margin: 0 auto;
}

.app-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.app-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: 0 8px 40px rgba(59,130,246,0.1);
}

.app-card-img {
    margin-left: auto; margin-right: auto;
    width: 72px;
    height: 72px;
    border-radius: 16px;
    margin-bottom: 20px;
    display: block;
}

.app-card-img.shadow-blue { box-shadow: 0 4px 20px rgba(59,130,246,0.2); }
.app-card-img.shadow-purple { box-shadow: 0 4px 20px rgba(139,92,246,0.2); }

.app-card-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.app-card-desc {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ── Social Links ── */
.social-section {
    text-align: center;
    padding-top: 60px;
}

.social-row {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 20px;
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
    cursor: pointer;
}

.social-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-accent);
    transform: translateY(-2px);
}

.social-btn svg { width: 20px; height: 20px; }

/* ── Footer ── */
footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border);
    padding: 24px;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-link {
    color: var(--text-dim);
    text-decoration: none;
    transition: color 0.2s;
}
.footer-link:hover { color: var(--text); }

/* ── Legal Pages ── */
.legal-page .nav-inner,
.legal-page .legal-shell,
.legal-page footer {
    position: relative;
    z-index: 1;
}

.legal-shell {
    flex: 1;
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    padding: 72px 24px 56px;
}

.legal-header {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 32px;
}

.legal-eyebrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    margin-bottom: 18px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg-card);
    color: var(--text-dim);
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.legal-title {
    background: linear-gradient(135deg, var(--text), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: clamp(2.4rem, 6vw, 3.75rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.08;
    margin-bottom: 16px;
}

.legal-desc {
    color: var(--text-dim);
    font-size: 1rem;
    line-height: 1.7;
}

.legal-links {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.legal-link-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.legal-link-chip:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-accent);
    color: var(--text);
    transform: translateY(-2px);
}

.legal-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 36px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

.legal-content {
    color: var(--text-dim);
    font-size: 0.96rem;
    line-height: 1.9;
}

.legal-content h3 {
    color: var(--text);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 16px;
    scroll-margin-top: 96px;
}

.legal-content h3 + p {
    margin-top: 0;
}

.legal-content p {
    margin: 0 0 28px;
}

/* ── Responsive ── */
@media (max-width: 640px) {
    #hero { padding: 60px 16px 40px; }
    .app-card { padding: 24px 20px; }
    .legal-shell { padding: 56px 16px 40px; }
    .legal-card { padding: 24px 18px; border-radius: 18px; }
    .legal-content { font-size: 0.92rem; line-height: 1.8; }
}