/* Beans Factorial landing — D2 (Privacy Vault) dark direction.
   Implements the design from "Beans Factorial Site.html" as static CSS.
   Companion to assets/styles.css which still drives legal pages. */

:root {
  --bg: #07090F;
  --bg-2: #0E1220;
  --bg-3: #14182A;
  --ink: #F4F5F8;
  --ink-soft: rgba(244, 245, 248, 0.62);
  --ink-dim: rgba(244, 245, 248, 0.36);
  --rule: rgba(244, 245, 248, 0.08);
  --rule-2: rgba(244, 245, 248, 0.14);
  --accent: oklch(0.82 0.14 195);
  --accent-2: oklch(0.72 0.18 280);

  --sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Segoe UI",
          "Pretendard", "Hiragino Kaku Gothic ProN", "Noto Sans KR",
          "Noto Sans JP", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --container: 1240px;
  --duration: 200ms;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
::selection { background: var(--accent); color: #04050A; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 32px;
}

/* ── Header ───────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 9, 15, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--rule);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 18px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em;
}
.brand {
  display: flex; align-items: center; gap: 14px;
}
.brand-mark {
  width: 22px; height: 22px; border-radius: 6px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 14px color-mix(in oklab, var(--accent), transparent 60%);
}
.brand-name { font-weight: 600; letter-spacing: 0.02em; color: var(--ink); }
.brand-pill {
  padding: 2px 8px; border: 1px solid var(--rule); border-radius: 4px;
  color: var(--ink-soft); font-size: 10px; letter-spacing: 0.1em;
}
.nav-anchor {
  display: flex; gap: 28px; color: var(--ink-soft);
  font-family: var(--mono); font-size: 12px;
}
.nav-anchor a:hover { color: var(--ink); }
.nav-locale {
  display: flex; gap: 6px; color: var(--ink-dim);
  font-family: var(--mono); font-size: 12px;
}
.nav-locale a:hover { color: var(--ink); }
.nav-locale .current { color: var(--ink); }

/* ── Hero ─────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  border-bottom: 1px solid var(--rule);
  background:
    radial-gradient(ellipse at 85% 0%, color-mix(in oklab, var(--accent-2), transparent 88%) 0%, transparent 55%),
    radial-gradient(ellipse at 0% 90%, color-mix(in oklab, var(--accent), transparent 90%) 0%, transparent 55%);
}
.hero-inner { padding: 120px 32px 100px; max-width: var(--container); margin-inline: auto; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 8px 14px;
  border: 1px solid color-mix(in oklab, var(--accent), transparent 65%);
  border-radius: 100px;
  background: color-mix(in oklab, var(--accent), transparent 95%);
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 36px;
}
.hero-badge .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}
.hero-title {
  font-weight: 500; font-size: clamp(48px, 7.2vw, 104px);
  line-height: 0.96; letter-spacing: -0.038em;
  margin: 0; max-width: 1100px; text-wrap: balance;
}
.hero-title .grad {
  background: linear-gradient(110deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-body {
  margin-top: 44px;
  display: grid; grid-template-columns: 1.4fr 1fr;
  gap: 60px; align-items: end;
}
.hero-lead {
  font-size: 21px; line-height: 1.55; color: var(--ink-soft);
  margin: 0; max-width: 620px; text-wrap: pretty;
}
.hero-cta {
  display: flex; gap: 12px; justify-content: flex-end; flex-wrap: wrap;
}
.btn-primary {
  background: var(--accent); color: #04050A;
  padding: 14px 22px; border-radius: 10px;
  font-weight: 600; font-size: 14px;
  box-shadow: 0 8px 28px -8px color-mix(in oklab, var(--accent), transparent 30%);
  transition: transform var(--duration) var(--ease);
}
.btn-primary:hover { transform: translateY(-2px); color: #04050A; }
.btn-secondary {
  border: 1px solid var(--rule-2);
  color: var(--ink);
  padding: 14px 22px; border-radius: 10px;
  font-weight: 500; font-size: 14px;
  background: rgba(244, 245, 248, 0.02);
  transition: background var(--duration) var(--ease);
}
.btn-secondary:hover { background: rgba(244, 245, 248, 0.06); }
.stats-strip {
  margin-top: 80px;
  padding: 28px 36px;
  border: 1px solid var(--rule);
  border-radius: 14px;
  background: color-mix(in oklab, var(--bg-2), transparent 20%);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.stat-label {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 8px;
}
.stat-value {
  font-size: 40px; font-weight: 500; color: var(--ink);
  letter-spacing: -0.025em;
}

/* ── Mono labels ──────────────────────────── */
.mono-label {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-dim);
}
.mono-label.accent { color: var(--accent); }

/* ── Apps catalog ─────────────────────────── */
.apps-catalog { padding: 120px 0 80px; }
.catalog-meta {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-bottom: 40px; gap: 24px;
}
.catalog-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.app-card {
  background: var(--bg-2);
  border: 1px solid var(--rule);
  border-radius: 16px;
  padding: 28px;
  display: flex; flex-direction: column;
  min-height: 240px;
  transition: border-color var(--duration), transform var(--duration);
}
.app-card.span-2 { grid-column: span 2; }
.app-card:hover {
  border-color: var(--rule-2);
  transform: translateY(-2px);
}
.app-card-meta {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 28px;
}
.app-card h3 {
  font-size: 26px; margin: 20px 0 6px; font-weight: 500;
  letter-spacing: -0.018em;
}
.app-card-tagline {
  font-size: 15px; color: var(--ink-soft); line-height: 1.5;
  margin: 0;
}
.app-card-spacer { flex: 1; }
.app-card-foot {
  margin-top: 24px; padding-top: 16px;
  border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.1em; text-transform: uppercase;
}
.app-card-foot .store-link { color: var(--accent); }
.app-card-foot .free-tag { color: var(--ink-soft); }

/* ── App icon (squircle, no screenshot) ───── */
.app-icon {
  border-radius: 22.5%; /* iOS squircle ratio approx */
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  position: relative;
}
.app-icon::before {
  content: ''; display: block;
  width: 42%; height: 42%;
  border-radius: 22%;
  background: rgba(255, 255, 255, 0.92);
  opacity: 0.9;
}
.app-icon[data-size="64"] { width: 64px; height: 64px; }
.app-icon[data-size="120"] { width: 120px; height: 120px; }

/* ── App detail rows ──────────────────────── */
.app-detail {
  padding: 72px 0;
  border-top: 1px solid var(--rule);
}
.app-detail-grid {
  display: grid; grid-template-columns: 1fr 1.3fr;
  gap: 80px; align-items: start;
}
.app-detail-side {
  display: flex; flex-direction: column; gap: 24px;
}
.app-detail-name {
  font-size: 60px; font-weight: 500; margin: 0;
  letter-spacing: -0.032em; line-height: 1;
}
.app-detail-tagline {
  font-size: 22px; margin-top: 16px; color: var(--ink);
  line-height: 1.4; max-width: 540px; font-weight: 400; text-wrap: pretty;
}
.app-detail-desc {
  font-size: 16px; margin-top: 16px; color: var(--ink-soft);
  line-height: 1.65; max-width: 540px;
}
.network-block {
  margin-top: 28px; padding: 18px 22px;
  background: var(--bg-2); border: 1px solid var(--rule);
  border-radius: 12px; max-width: 540px;
  font-family: var(--mono); font-size: 13px;
  color: var(--ink-soft); line-height: 1.6;
}
.network-block-label {
  color: var(--accent); margin-bottom: 8px;
  letter-spacing: 0.14em; text-transform: uppercase; font-size: 10px;
}
.btn-store {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 28px;
  color: #04050A; background: var(--ink);
  padding: 12px 18px; border-radius: 10px;
  font-size: 14px; font-weight: 600;
  transition: opacity var(--duration);
}
.btn-store:hover { opacity: 0.85; color: #04050A; }

/* ── Privacy stance ───────────────────────── */
.privacy-stance {
  border-top: 1px solid var(--rule);
  background: var(--bg-2);
  padding: 120px 0;
}
.privacy-stance h2 {
  font-size: clamp(40px, 5.5vw, 76px);
  font-weight: 500; margin: 16px 0 0;
  letter-spacing: -0.03em; line-height: 1.02;
  max-width: 1100px; text-wrap: balance;
}
.privacy-grid {
  margin-top: 64px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.privacy-item {
  border-top: 1px solid var(--rule-2);
  padding-top: 20px;
}
.privacy-item-label {
  font-family: var(--mono); font-size: 11px;
  color: var(--accent); letter-spacing: 0.12em;
  text-transform: uppercase; margin-bottom: 12px;
}
.privacy-item p {
  margin: 0; font-size: 17px; line-height: 1.55;
  color: var(--ink);
}
.privacy-link {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 48px;
  padding: 12px 18px;
  border: 1px solid var(--rule-2);
  border-radius: 10px;
  font-size: 14px; font-weight: 500;
}

/* ── Studio ───────────────────────────────── */
.studio {
  border-top: 1px solid var(--rule);
  padding: 120px 0;
}
.studio-grid {
  display: grid; grid-template-columns: auto 1fr;
  gap: 60px; align-items: center;
}
.founder { position: relative; }
.founder-portrait {
  width: 200px; height: 200px; border-radius: 50%;
  background: linear-gradient(160deg, #1f2438, #0a0d18);
  background-image: repeating-linear-gradient(
    45deg, rgba(255, 255, 255, 0.04) 0 8px, rgba(255, 255, 255, 0) 8px 16px);
  display: flex; align-items: center; justify-content: center;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 48px;
  letter-spacing: 0.04em;
  box-shadow: 0 0 0 1px rgba(244, 245, 248, 0.1) inset;
}
.founder-badge {
  position: absolute; bottom: -8px; right: -8px;
  background: var(--accent); color: #04050A;
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  letter-spacing: 0.05em;
  box-shadow: 0 0 24px color-mix(in oklab, var(--accent), transparent 60%);
}
.studio h2 {
  font-size: clamp(28px, 3.5vw, 48px); font-weight: 500; margin: 16px 0 0;
  letter-spacing: -0.02em; line-height: 1.18;
  text-wrap: pretty; max-width: 800px;
}
.studio-bio {
  font-size: 17px; color: var(--ink-soft); line-height: 1.65;
  margin-top: 20px; max-width: 640px;
}
.tech-pills {
  margin-top: 32px;
  display: flex; gap: 8px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px;
}
.tech-pills span {
  padding: 6px 12px;
  border: 1px solid var(--rule-2);
  border-radius: 100px;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}

/* ── Footer ───────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--rule);
}
.footer-inner {
  padding: 60px 0 40px;
  font-family: var(--mono); font-size: 12px;
  color: var(--ink-soft);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
}
.footer-grid a:hover { color: var(--ink); }
.footer-brand {
  display: flex; align-items: center; gap: 12px; color: var(--ink);
}
.footer-brand .mark {
  width: 20px; height: 20px; border-radius: 5px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.footer-blurb { margin-top: 12px; max-width: 320px; line-height: 1.6; }
.footer-col-label { color: var(--ink); margin-bottom: 10px; }
.footer-col-item { margin-top: 4px; }
.footer-bottom {
  margin-top: 48px; padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between;
  color: var(--ink-dim); flex-wrap: wrap; gap: 12px;
}

/* ── Responsive ───────────────────────────── */
@media (max-width: 960px) {
  .hero-body { grid-template-columns: 1fr; }
  .hero-cta { justify-content: flex-start; }
  .stats-strip { grid-template-columns: repeat(2, 1fr); }
  .catalog-grid { grid-template-columns: 1fr 1fr; }
  .app-card.span-2 { grid-column: span 2; }
  .app-detail-grid { grid-template-columns: 1fr; gap: 32px; }
  .app-detail-name { font-size: 44px; }
  .privacy-grid { grid-template-columns: 1fr 1fr; }
  .studio-grid { grid-template-columns: 1fr; text-align: left; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-anchor { display: none; }
}
@media (max-width: 600px) {
  .container, .hero-inner { padding-inline: 20px; }
  .hero-inner { padding-block: 80px 60px; }
  .stats-strip { grid-template-columns: 1fr 1fr; padding: 22px; }
  .catalog-grid { grid-template-columns: 1fr; }
  .app-card.span-2 { grid-column: span 1; }
  .privacy-grid { grid-template-columns: 1fr; }
  .privacy-stance, .studio, .apps-catalog { padding-block: 80px; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Business disclosure — compliance with Korean e-commerce act §10
   (seller info must be visible on the landing page). Compact, fine-print. */
.business-disclosure {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
  color: var(--ink-dim);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.02em;
}
.business-disclosure span { white-space: nowrap; }