/* ─────────────────────────────────────────────────────────────
   HAIB Website — site styles
   Built on HAIB Design System tokens (assets/tokens.css)
   Key-visual = dark olive · Content = light warm
   ───────────────────────────────────────────────────────────── */

:root {
  --site-max: 1200px;
  --nav-h: 64px;

  /* per-product identity (in-system, dusty-earth family) */
  --p-keyradar: var(--olive-600);
  --p-keyradar-soft: rgba(89, 113, 34, 0.12);
  --p-scrap: var(--mint-500);
  --p-scrap-soft: rgba(79, 156, 126, 0.14);
  --p-voca: var(--dust-mauve);
  --p-voca-soft: rgba(153, 112, 133, 0.13);
  --p-movie: var(--dust-brick);
  --p-movie-soft: rgba(160, 104, 80, 0.13);
  --p-baton: var(--dust-slate);
  --p-baton-soft: rgba(91, 122, 153, 0.13);
}

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { overflow-x: hidden; }

.wrap { width: 100%; max-width: var(--site-max); margin-inline: auto; padding-inline: 24px; }

/* generic section rhythm */
section { position: relative; }
.section-pad { padding-block: 96px; }
@media (max-width: 720px) { .section-pad { padding-block: 64px; } }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-11);
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-muted);
  margin: 0 0 16px;
}
.dark .eyebrow, .hero .eyebrow { color: var(--olive-300); }

.section-head { max-width: 760px; margin-bottom: 48px; }
.section-head h2 {
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.025em;
  font-weight: var(--fw-semibold);
  color: var(--ink);
  margin: 0 0 16px;
  text-wrap: balance;
}
.section-head p {
  font-size: var(--fs-17);
  line-height: var(--lh-17);
  color: var(--ink-soft);
  margin: 0;
  max-width: 620px;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 44px; padding: 0 20px;
  border-radius: var(--r-md);
  font-family: var(--font-sans);
  font-size: var(--fs-14); font-weight: var(--fw-medium);
  border: 1px solid transparent;
  cursor: pointer; text-decoration: none;
  white-space: nowrap;
  transition: background var(--t-fast), color var(--t-fast),
              border-color var(--t-fast), transform var(--t-fast);
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--brand); color: var(--brand-on); }
.btn-primary:hover { background: var(--brand-hover); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-sm { height: 36px; padding: 0 14px; font-size: var(--fs-13); border-radius: var(--r-sm); }
.btn svg { width: 16px; height: 16px; }

/* on-dark button variants */
.on-dark .btn-primary { background: var(--olive-300); color: var(--dark-950); }
.on-dark .btn-primary:hover { background: #d3d6a4; }
.on-dark .btn-ghost { color: #efefdc; border-color: rgba(239,239,220,0.24); }
.on-dark .btn-ghost:hover { background: rgba(239,239,220,0.08); }

.btn:disabled, .btn[aria-disabled="true"] {
  opacity: 0.45; cursor: not-allowed; pointer-events: none;
}

/* ── Status badge ────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  height: 22px; padding: 0 9px;
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--fs-11); font-weight: var(--fw-medium);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.badge::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor; flex: none;
}
.badge.s-available { color: var(--valid); background: var(--valid-bg); }
.badge.s-review    { color: var(--signal-fuzzy); background: var(--insight-warn-bg); }
.badge.s-prep      { color: var(--ink-muted); background: var(--surface-3); }
.badge.s-soon      { color: var(--dust-slate); background: rgba(91,122,153,0.12); }
.badge.s-internal  { color: var(--dust-violet); background: rgba(132,122,140,0.14); }
.badge.s-test      { color: var(--dust-mauve); background: var(--p-voca-soft); }
.on-dark .badge.s-prep { color: var(--dark-200); background: rgba(239,239,220,0.10); }

/* ─────────────────────────────────────────────────────────
   NAV
   ───────────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  transition: background var(--t-quick), border-color var(--t-quick), box-shadow var(--t-quick);
  border-bottom: 1px solid transparent;
}
.nav .wrap { display: flex; align-items: center; gap: 24px; }
.nav.scrolled {
  background: var(--surface);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-card);
}
/* over the dark hero, before scroll */
.nav:not(.scrolled) .nav-link { color: rgba(239,239,220,0.78); }
.nav:not(.scrolled) .nav-link:hover { color: #fff; }
.nav:not(.scrolled) .brand-text { color: #efefdc; }
.nav:not(.scrolled) .lang-toggle { color: rgba(239,239,220,0.78); border-color: rgba(239,239,220,0.22); }
.nav:not(.scrolled) .icon-btn { color: rgba(239,239,220,0.78); }

.brand-lock { display: flex; align-items: center; gap: 11px; text-decoration: none; flex: none; }
.brand-lock .symbol { width: 30px; height: 30px; border-radius: 7px; display: block; }
.brand-text {
  font-family: "Helvetica Neue", var(--font-sans);
  font-weight: 600; font-size: 19px; letter-spacing: -0.015em;
  color: var(--ink); transition: color var(--t-quick);
}
.brand-sub {
  font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-faint); margin-top: 2px;
}

.nav-links { display: flex; align-items: center; gap: 4px; margin-left: 8px; }
.nav-link {
  font-size: var(--fs-14); font-weight: var(--fw-medium);
  color: var(--ink-soft); text-decoration: none;
  padding: 8px 12px; border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
}
.nav-link:hover { color: var(--ink); background: var(--surface-2); }
.nav:not(.scrolled) .nav-link:hover { background: rgba(239,239,220,0.08); }

.nav-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.lang-toggle {
  display: inline-flex; align-items: center;
  height: 32px; border-radius: var(--r-pill);
  border: 1px solid var(--border-strong);
  font-family: var(--font-mono); font-size: var(--fs-11); font-weight: var(--fw-medium);
  overflow: hidden; color: var(--ink-soft); background: transparent;
}
.lang-toggle button {
  appearance: none; border: 0; background: transparent; cursor: pointer;
  color: inherit; font: inherit; height: 100%; padding: 0 11px; letter-spacing: 0.04em;
  transition: background var(--t-fast), color var(--t-fast);
}
.lang-toggle button[aria-pressed="true"] { background: var(--brand); color: var(--brand-on); }
.nav:not(.scrolled) .lang-toggle button[aria-pressed="true"] { background: var(--olive-300); color: var(--dark-950); }

.icon-btn {
  width: 32px; height: 32px; display: grid; place-items: center;
  border-radius: var(--r-sm); border: 0; background: transparent;
  color: var(--ink-soft); cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}
.icon-btn:hover { background: var(--surface-2); color: var(--ink); }
.nav:not(.scrolled) .icon-btn:hover { background: rgba(239,239,220,0.08); color: #fff; }
.icon-btn svg { width: 18px; height: 18px; }

.nav-cta { margin-left: 2px; }
.menu-btn { display: none; }

@media (max-width: 900px) {
  .nav-links { display: none; }
  .menu-btn { display: grid; }
  .nav-cta { display: none; }
}

/* ─────────────────────────────────────────────────────────
   HERO (dark key visual)
   ───────────────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  background: var(--dark-950);
  color: #efefdc;
  padding-top: calc(var(--nav-h) + 96px);
  padding-bottom: 120px;
  min-height: 92vh;
  display: flex; align-items: center;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
/* radial olive glow */
.hero-bg::before {
  content: ""; position: absolute;
  width: 1100px; height: 1100px;
  left: 50%; top: 18%; transform: translate(-50%, -10%);
  background: radial-gradient(circle, rgba(133,144,67,0.10), rgba(89,113,34,0.02) 38%, transparent 62%);
  pointer-events: none;
}
.hero-grid {
  position: absolute; inset: -2px;
  background-image:
    linear-gradient(rgba(191,194,142,0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(191,194,142,0.022) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 30%, transparent 75%);
  will-change: transform;
}
.radar {
  position: absolute; left: 50%; top: 36%;
  width: 760px; height: 760px; transform: translate(-50%, -50%);
  will-change: transform;
}
.radar .ring {
  position: absolute; inset: 0; margin: auto;
  border: 1px solid rgba(191,194,142,0.07);
  border-radius: 50%;
}
.radar .ring.r1 { width: 200px; height: 200px; }
.radar .ring.r2 { width: 380px; height: 380px; }
.radar .ring.r3 { width: 560px; height: 560px; }
.radar .ring.r4 { width: 760px; height: 760px; border-color: rgba(191,194,142,0.04); }
.radar .sweep {
  position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(159,208,188,0.05) 40deg, transparent 80deg);
  animation: radar-spin 7s linear infinite;
}
@keyframes radar-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .radar .sweep { animation: none; } }
.radar .blip {
  position: absolute; width: 6px; height: 6px; border-radius: 50%;
  background: var(--mint-300); box-shadow: 0 0 8px 1px rgba(159,208,188,0.35); opacity: 0.5;
}
.radar .blip.b1 { left: 64%; top: 30%; }
.radar .blip.b2 { left: 36%; top: 60%; background: var(--olive-300); box-shadow: 0 0 8px 1px rgba(191,194,142,0.3); }
.radar .blip.b3 { left: 56%; top: 70%; background: var(--signal-fuzzy); box-shadow: 0 0 8px 1px rgba(199,150,77,0.3); }
.radar .pulse {
  position: absolute; left: 50%; top: 50%; width: 200px; height: 200px;
  transform: translate(-50%,-50%); border-radius: 50%;
  border: 1px solid rgba(159,208,188,0.16);
  animation: radar-pulse 3.6s ease-out infinite;
}
@keyframes radar-pulse {
  0% { width: 60px; height: 60px; opacity: 0.7; }
  100% { width: 620px; height: 620px; opacity: 0; }
}
@media (prefers-reduced-motion: reduce) { .radar .pulse { animation: none; } }

.hero-inner { position: relative; z-index: 2; width: 100%; }
.hero-content { max-width: 780px; }
.hero h1 {
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: var(--fw-bold);
  margin: 18px 0 0;
  color: #f6f6e8;
  text-wrap: balance;
}
.hero h1 .accent { color: var(--olive-300); }
.hero-sub {
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.55;
  color: rgba(239,239,220,0.74);
  margin: 24px 0 0; max-width: 600px;
  text-wrap: pretty;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }

.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 44px; }
.hero-tag {
  font-family: var(--font-mono); font-size: var(--fs-11); letter-spacing: 0.04em; white-space: nowrap;
  color: rgba(239,239,220,0.7); padding: 6px 12px; border-radius: var(--r-pill);
  border: 1px solid rgba(239,239,220,0.16); background: rgba(239,239,220,0.03);
}

.hero-stats {
  display: flex; flex-wrap: wrap; gap: 36px;
  margin-top: 56px; padding-top: 28px;
  border-top: 1px solid rgba(239,239,220,0.12);
  max-width: 600px;
}
.hero-stat .n {
  font-family: var(--font-mono); font-size: 28px; font-weight: var(--fw-semibold);
  color: #efefdc; letter-spacing: -0.02em;
}
.hero-stat .l {
  font-size: var(--fs-12); color: rgba(239,239,220,0.6); margin-top: 4px;
  letter-spacing: 0.02em;
}

/* scroll hint */
.scroll-hint {
  position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%);
  z-index: 3; display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(239,239,220,0.5);
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
}
.scroll-hint .mouse {
  width: 22px; height: 34px; border: 1px solid rgba(239,239,220,0.3); border-radius: 12px;
  position: relative;
}
.scroll-hint .mouse::after {
  content: ""; position: absolute; left: 50%; top: 7px; width: 3px; height: 6px;
  background: rgba(239,239,220,0.6); border-radius: 2px; transform: translateX(-50%);
  animation: scroll-dot 1.8s ease-in-out infinite;
}
@keyframes scroll-dot { 0%,100% { opacity: 0.3; transform: translate(-50%,0); } 50% { opacity: 1; transform: translate(-50%,7px); } }

/* ─────────────────────────────────────────────────────────
   PRODUCTS
   ───────────────────────────────────────────────────────── */
.products { background: var(--canvas); }
.product-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
.product-grid .pcard.feature { grid-column: span 2; }
@media (max-width: 860px) { .product-grid { grid-template-columns: 1fr; } .product-grid .pcard.feature { grid-column: span 1; } }

.pcard {
  position: relative; overflow: hidden;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-panel); padding: 28px;
  display: flex; flex-direction: column; gap: 18px;
  transition: border-color var(--t-quick), box-shadow var(--t-quick), transform var(--t-quick);
}
.pcard:hover { border-color: var(--border-strong); box-shadow: var(--shadow-elevated); transform: translateY(-3px); }
.pcard .accent-rail {
  position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--pc, var(--brand)); opacity: 0; transition: opacity var(--t-quick);
}
.pcard:hover .accent-rail { opacity: 1; }

.pcard-top { display: flex; align-items: flex-start; gap: 16px; }
.app-icon {
  width: 56px; height: 56px; border-radius: 14px; flex: none;
  display: grid; place-items: center; color: #fff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 2px 8px rgba(20,19,15,0.12);
}
.app-icon svg { width: 32px; height: 32px; }
.pcard.feature .app-icon { width: 64px; height: 64px; border-radius: 16px; }
.pcard.feature .app-icon svg { width: 38px; height: 38px; }

.pcard-titlewrap { flex: 1; min-width: 0; }
.pcard h3 {
  font-size: var(--fs-20); font-weight: var(--fw-semibold); letter-spacing: -0.01em;
  color: var(--ink); margin: 0 0 6px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.pcard.feature h3 { font-size: var(--fs-24); }
.pcard-cat {
  font-family: var(--font-mono); font-size: var(--fs-11); letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-muted); margin: 0 0 10px;
}
.pcard .desc { font-size: var(--fs-15); line-height: var(--lh-15); color: var(--ink-soft); margin: 0; text-wrap: pretty; }
.badge-row { display: flex; flex-wrap: wrap; gap: 6px; }

.pcard-cta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.text-link {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: var(--fs-13); font-weight: var(--fw-medium); color: var(--brand-text);
  text-decoration: none; height: 36px; padding: 0 4px;
}
.text-link:hover { color: var(--brand-hover); }
.text-link svg { width: 14px; height: 14px; transition: transform var(--t-fast); }
.text-link:hover svg { transform: translateX(3px); }

.disabled-link {
  display: inline-flex; align-items: center; gap: 6px; height: 36px; padding: 0 4px;
  font-size: var(--fs-13); color: var(--ink-faint); cursor: not-allowed;
}

/* feature card preview panel */
.pcard.feature { flex-direction: row; align-items: stretch; gap: 36px; }
.pcard.feature .pcard-body { flex: 1; display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.pcard.feature .pcard-visual {
  flex: none; width: 42%; min-width: 280px; border-radius: var(--r-card);
  background: var(--dark-950); position: relative; overflow: hidden;
  border: 1px solid var(--border);
}
@media (max-width: 720px) { .pcard.feature { flex-direction: column; } .pcard.feature .pcard-visual { width: 100%; min-height: 200px; } }

/* mini radar in feature visual */
.mini-radar { position: absolute; inset: 0; display: grid; place-items: center; }
.mini-radar .mr-ring { position: absolute; border: 1px solid rgba(191,194,142,0.18); border-radius: 50%; }
.mini-radar .mr-sweep {
  position: absolute; width: 70%; aspect-ratio: 1; border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(159,208,188,0.18) 50deg, transparent 90deg);
  animation: radar-spin 6s linear infinite;
}

/* ── Catalog toolbar + tiles (merged from v2) ── */
.cat-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 28px; flex-wrap: wrap; }
.cat-filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-chip {
  display: inline-flex; align-items: center; gap: 7px; height: 34px; padding: 0 14px;
  border-radius: var(--r-pill); border: 1px solid var(--border-strong); background: transparent;
  font-size: var(--fs-13); font-weight: var(--fw-medium); color: var(--ink-soft); cursor: pointer;
  transition: all var(--t-fast);
}
.filter-chip .fdot { width: 7px; height: 7px; border-radius: 50%; }
.filter-chip[aria-pressed="true"] { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.filter-chip:hover:not([aria-pressed="true"]) { background: var(--surface-2); }
.cat-count { font-family: var(--font-mono); font-size: var(--fs-12); color: var(--ink-muted); letter-spacing: 0.02em; white-space: nowrap; flex: none; }

.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 920px) { .cat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .cat-grid { grid-template-columns: 1fr; } }
.cat-tile {
  display: flex; flex-direction: column; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--r-panel); overflow: hidden;
  transition: border-color var(--t-quick), box-shadow var(--t-quick), transform var(--t-quick);
}
.cat-tile:hover { border-color: var(--border-strong); box-shadow: var(--shadow-elevated); transform: translateY(-3px); }
.cat-tile.hide { display: none; }
.tile-preview { position: relative; aspect-ratio: 16 / 9; background: var(--dark-950); overflow: hidden; display: grid; place-items: center; }
.tile-preview .glow { position: absolute; width: 150%; height: 150%; background: radial-gradient(circle at 50% 45%, var(--pc), transparent 60%); opacity: 0.22; }
.tile-preview .mr { position: absolute; border: 1px solid rgba(239,239,220,0.12); border-radius: 50%; }
.tile-preview .app-icon { position: relative; z-index: 2; width: 58px; height: 58px; border-radius: 15px; display: grid; place-items: center; color: #fff; box-shadow: inset 0 1px 0 rgba(255,255,255,0.2), 0 6px 18px rgba(0,0,0,0.4); }
.tile-preview .app-icon svg { width: 32px; height: 32px; }
.tile-body { padding: 20px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.tile-cat { font-family: var(--font-mono); font-size: var(--fs-10); letter-spacing: 0.08em; text-transform: uppercase; color: var(--pc, var(--brand)); margin: 0; filter: saturate(0.85) brightness(0.85); }
.tile-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.tile-head h3 { font-size: var(--fs-20); font-weight: var(--fw-semibold); letter-spacing: -0.01em; color: var(--ink); margin: 0; }
.tile-desc { font-size: var(--fs-14); line-height: var(--lh-14); color: var(--ink-soft); margin: 0; text-wrap: pretty; flex: 1; }
.tile-plats { display: flex; flex-wrap: wrap; gap: 6px; }
.plat-chip { display: inline-flex; align-items: center; gap: 5px; height: 24px; padding: 0 8px; border-radius: var(--r-sm); background: var(--surface-2); border: 1px solid var(--border); font-family: var(--font-mono); font-size: var(--fs-10); color: var(--ink-soft); }
.plat-chip svg { width: 13px; height: 13px; }
.tile-foot { display: flex; align-items: center; gap: 8px; padding-top: 14px; border-top: 1px solid var(--border-soft); margin-top: 2px; }
.tile-foot .grow { flex: 1; }

/* ─────────────────────────────────────────────────────────
   WHY HAIB
   ───────────────────────────────────────────────────────── */
.why { background: var(--surface); border-block: 1px solid var(--border); }
.why-lead {
  font-size: clamp(24px, 3.4vw, 36px); line-height: 1.28; letter-spacing: -0.02em;
  font-weight: var(--fw-semibold); color: var(--ink); max-width: 900px; margin: 0 0 56px;
  text-wrap: balance;
}
.why-lead .muted { color: var(--ink-faint); }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 760px) { .pillars { grid-template-columns: 1fr; } }
.pillar { padding-top: 24px; border-top: 2px solid var(--brand); }
.pillar .pi {
  width: 40px; height: 40px; border-radius: var(--r-md); display: grid; place-items: center;
  background: var(--brand-bg); color: var(--brand); margin-bottom: 16px;
}
.pillar .pi svg { width: 22px; height: 22px; }
.pillar h4 { font-size: var(--fs-17); font-weight: var(--fw-semibold); color: var(--ink); margin: 0 0 8px; }
.pillar p { font-size: var(--fs-14); line-height: var(--lh-14); color: var(--ink-soft); margin: 0; text-wrap: pretty; }

/* ─────────────────────────────────────────────────────────
   DOWNLOADS
   ───────────────────────────────────────────────────────── */
.downloads { background: var(--canvas); }
.dl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 860px) { .dl-grid { grid-template-columns: 1fr; } }
.dl-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-panel);
  padding: 24px; display: flex; flex-direction: column; gap: 6px;
}
.dl-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.dl-card-head .app-icon { width: 40px; height: 40px; border-radius: 10px; }
.dl-card-head .app-icon svg { width: 22px; height: 22px; }
.dl-card-head h4 { font-size: var(--fs-17); font-weight: var(--fw-semibold); margin: 0; color: var(--ink); }
.dl-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 0; border-top: 1px solid var(--border-soft);
  text-decoration: none; color: var(--ink);
  transition: padding-left var(--t-fast);
}
.dl-row:first-of-type { border-top: 0; }
.dl-row.live:hover { padding-left: 6px; }
.dl-row .plat { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.dl-row .plat svg { width: 18px; height: 18px; color: var(--ink-muted); flex: none; }
.dl-row .pl-name { font-size: var(--fs-14); font-weight: var(--fw-medium); }
.dl-row .pl-meta { font-family: var(--font-mono); font-size: var(--fs-11); color: var(--ink-muted); }
.dl-row .go { color: var(--ink-faint); display: flex; }
.dl-row.live .go { color: var(--brand); }
.dl-row.pending { cursor: default; }
.dl-row.pending .pl-name, .dl-row.pending .plat svg { color: var(--ink-faint); }

/* ─────────────────────────────────────────────────────────
   PRICING
   ───────────────────────────────────────────────────────── */
.pricing { background: var(--surface); border-block: 1px solid var(--border); }
.price-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 980px) { .price-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .price-grid { grid-template-columns: 1fr; } }
.price-card {
  border: 1px solid var(--border); border-radius: var(--r-panel); padding: 24px;
  background: var(--surface); display: flex; flex-direction: column; gap: 4px;
  position: relative; transition: border-color var(--t-quick), box-shadow var(--t-quick);
}
.price-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow-card); }
.price-card.highlight { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand); }
.price-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.price-head .dot { width: 10px; height: 10px; border-radius: 3px; background: var(--pc, var(--brand)); flex: none; }
.price-head h4 { font-size: var(--fs-15); font-weight: var(--fw-semibold); margin: 0; color: var(--ink); }
.price-amount { display: flex; align-items: baseline; gap: 6px; margin-bottom: 4px; }
.price-amount .amt { font-family: var(--font-mono); font-size: 34px; font-weight: var(--fw-semibold); color: var(--ink); letter-spacing: -0.02em; }
.price-amount .per { font-size: var(--fs-13); color: var(--ink-muted); }
.price-kind { font-size: var(--fs-13); color: var(--ink-soft); margin: 0 0 16px; }
.price-meta { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.price-meta li { display: flex; align-items: center; gap: 8px; font-size: var(--fs-13); color: var(--ink-soft); list-style: none; }
.price-meta li svg { width: 14px; height: 14px; color: var(--brand); flex: none; }
.price-card ul { padding: 0; margin: 0; }
.price-card .btn { margin-top: auto; width: 100%; justify-content: center; }
.pay-note { font-family: var(--font-mono); font-size: var(--fs-10); color: var(--ink-faint); margin-top: 10px; text-align: center; letter-spacing: 0.04em; }

/* ─────────────────────────────────────────────────────────
   CHANGELOG
   ───────────────────────────────────────────────────────── */
.changelog { background: var(--canvas); }
.cl-list { display: flex; flex-direction: column; }
.cl-row {
  display: grid; grid-template-columns: 150px 1fr auto; gap: 24px; align-items: start;
  padding: 24px 0; border-top: 1px solid var(--border);
}
.cl-row:last-child { border-bottom: 1px solid var(--border); }
@media (max-width: 720px) { .cl-row { grid-template-columns: 1fr; gap: 10px; } }
.cl-meta { display: flex; flex-direction: column; gap: 6px; }
.cl-date { font-family: var(--font-mono); font-size: var(--fs-12); color: var(--ink-muted); }
.cl-prodver { display: flex; align-items: center; gap: 8px; }
.cl-prodver .pdot { width: 8px; height: 8px; border-radius: 2px; background: var(--pc, var(--brand)); }
.cl-prodver .pname { font-size: var(--fs-14); font-weight: var(--fw-semibold); color: var(--ink); }
.cl-prodver .pver { font-family: var(--font-mono); font-size: var(--fs-12); color: var(--ink-muted); }
.cl-changes { display: flex; flex-direction: column; gap: 8px; }
.cl-change { display: flex; gap: 10px; font-size: var(--fs-14); color: var(--ink-soft); line-height: var(--lh-14); }
.cl-tag {
  font-family: var(--font-mono); font-size: 9px; font-weight: var(--fw-medium);
  text-transform: uppercase; letter-spacing: 0.06em; padding: 2px 6px; border-radius: var(--r-xs);
  flex: none; height: 18px; margin-top: 1px;
}
.cl-tag.new { color: var(--valid); background: var(--valid-bg); }
.cl-tag.fix { color: var(--mint-600); background: rgba(79,156,126,0.12); }
.cl-tag.imp { color: var(--signal-fuzzy); background: var(--insight-warn-bg); }

/* ─────────────────────────────────────────────────────────
   BOARD / NOTICE
   ───────────────────────────────────────────────────────── */
.board { background: var(--surface); border-block: 1px solid var(--border); }
.board-cats { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.cat-chip {
  display: inline-flex; align-items: center; gap: 7px; height: 32px; padding: 0 14px;
  border-radius: var(--r-pill); border: 1px solid var(--border-strong);
  font-size: var(--fs-13); font-weight: var(--fw-medium); color: var(--ink-soft);
  background: transparent; cursor: pointer; transition: all var(--t-fast);
}
.cat-chip .cdot { width: 7px; height: 7px; border-radius: 50%; }
.cat-chip[aria-pressed="true"] { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.cat-chip:hover:not([aria-pressed="true"]) { background: var(--surface-2); }
.notice-list { display: flex; flex-direction: column; }
.notice {
  display: flex; align-items: center; gap: 16px; padding: 18px 0;
  border-top: 1px solid var(--border-soft); text-decoration: none; color: inherit;
  transition: padding-left var(--t-fast);
}
.notice:hover { padding-left: 6px; }
.notice .ntag {
  font-family: var(--font-mono); font-size: 10px; font-weight: var(--fw-medium);
  text-transform: uppercase; letter-spacing: 0.06em; padding: 3px 8px; border-radius: var(--r-xs);
  flex: none; width: 96px; text-align: center;
}
.ntag.announce { color: var(--brand-text); background: var(--brand-bg); }
.ntag.release  { color: var(--valid); background: var(--valid-bg); }
.ntag.known    { color: var(--signal-fuzzy); background: var(--insight-warn-bg); }
.ntag.support  { color: var(--dust-slate); background: rgba(91,122,153,0.12); }
.notice .ntitle { flex: 1; font-size: var(--fs-15); font-weight: var(--fw-medium); color: var(--ink); min-width: 0; }
.notice .ndate { font-family: var(--font-mono); font-size: var(--fs-12); color: var(--ink-muted); flex: none; }

/* ─────────────────────────────────────────────────────────
   SUPPORT strip
   ───────────────────────────────────────────────────────── */
.support { background: var(--canvas); }
.support-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 860px) { .support-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .support-grid { grid-template-columns: 1fr; } }
.support-link {
  display: flex; align-items: center; gap: 12px; padding: 18px;
  border: 1px solid var(--border); border-radius: var(--r-card); background: var(--surface);
  text-decoration: none; color: var(--ink); font-size: var(--fs-14); font-weight: var(--fw-medium);
  transition: border-color var(--t-fast), background var(--t-fast), transform var(--t-fast);
}
.support-link:hover { border-color: var(--border-strong); background: var(--surface-2); transform: translateY(-2px); }
.support-link svg { width: 18px; height: 18px; color: var(--ink-muted); flex: none; }

/* ─────────────────────────────────────────────────────────
   FOOTER (dark)
   ───────────────────────────────────────────────────────── */
.footer { background: var(--dark-950); color: rgba(239,239,220,0.7); padding-top: 72px; padding-bottom: 36px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(239,239,220,0.1); }
@media (max-width: 860px) { .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; } }
@media (max-width: 460px) { .footer-top { grid-template-columns: 1fr; } }
.footer .f-brand .symbol { width: 34px; height: 34px; border-radius: 8px; }
.footer .f-brand .brand-text { color: #efefdc; }
.footer .f-tag { font-size: var(--fs-14); line-height: var(--lh-14); color: rgba(239,239,220,0.6); margin: 18px 0 0; max-width: 280px; }
.footer .f-contact { display: flex; flex-direction: column; gap: 10px; margin-top: 22px; }
.footer .f-contact a { display: flex; align-items: center; gap: 10px; color: rgba(239,239,220,0.82); text-decoration: none; font-size: var(--fs-14); }
.footer .f-contact a:hover { color: #fff; }
.footer .f-contact svg { width: 16px; height: 16px; color: var(--olive-300); }
.footer .f-contact .mono { font-family: var(--font-mono); font-size: var(--fs-13); }
.footer-col h5 { font-family: var(--font-mono); font-size: var(--fs-10); text-transform: uppercase; letter-spacing: 0.16em; color: rgba(239,239,220,0.5); margin: 0 0 16px; }
.footer-col a { display: block; color: rgba(239,239,220,0.72); text-decoration: none; font-size: var(--fs-14); padding: 6px 0; transition: color var(--t-fast); }
.footer-col a:hover { color: #fff; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 28px; flex-wrap: wrap; }
.footer-bottom .copy { font-family: var(--font-mono); font-size: var(--fs-11); color: rgba(239,239,220,0.45); letter-spacing: 0.02em; }
.footer-bottom .legal { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-bottom .legal a { color: rgba(239,239,220,0.6); text-decoration: none; font-size: var(--fs-12); }
.footer-bottom .legal a:hover { color: #fff; }

/* ─────────────────────────────────────────────────────────
   SCROLL REVEAL
   ───────────────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--t-medium), transform 0.7s cubic-bezier(0.2,0.8,0.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.06s; }
.reveal.d2 { transition-delay: 0.12s; }
.reveal.d3 { transition-delay: 0.18s; }
.reveal.d4 { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* i18n visibility helper */
[data-lang-show] { display: none; }

/* version switch pill */
.ver-switch { position: fixed; right: 18px; bottom: 18px; z-index: 200; display: inline-flex; align-items: center; height: 36px; border-radius: var(--r-pill); background: var(--ink); color: var(--surface); box-shadow: var(--shadow-elevated); overflow: hidden; font-family: var(--font-mono); font-size: var(--fs-11); }
.ver-switch a, .ver-switch span { display: inline-flex; align-items: center; height: 100%; padding: 0 13px; text-decoration: none; color: rgba(255,255,255,0.6); letter-spacing: 0.04em; }
.ver-switch .cur { background: var(--brand); color: var(--brand-on); }

/* mobile menu sheet */
.m-menu {
  position: fixed; inset: var(--nav-h) 0 0 0; z-index: 99;
  background: var(--surface); padding: 24px; display: none; flex-direction: column; gap: 4px;
  border-top: 1px solid var(--border);
}
.m-menu.open { display: flex; }
.m-menu a { font-size: var(--fs-17); font-weight: var(--fw-medium); color: var(--ink); text-decoration: none; padding: 14px 8px; border-bottom: 1px solid var(--border-soft); }
.m-menu .btn { margin-top: 16px; justify-content: center; }