/* ssullemon landing — minimal monochrome + single accent */

:root {
  --bg: #FAFAF8;
  --bg-alt: #F2F2EE;
  --ink: #0A0A0A;
  --ink-70: rgba(10, 10, 10, 0.72);
  --ink-50: rgba(10, 10, 10, 0.5);
  --ink-30: rgba(10, 10, 10, 0.28);
  --ink-10: rgba(10, 10, 10, 0.1);
  --ink-05: rgba(10, 10, 10, 0.05);
  --line: rgba(10, 10, 10, 0.12);
  --accent: oklch(0.62 0.22 25);
  --accent-soft: oklch(0.62 0.22 25 / 0.12);
  --on-accent: #FFFFFF;
  --blur-mask: 8px;

  --ff-sans: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  --ff-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

  --max: 1280px;
  --gutter: 32px;
}

[data-theme="dark"] {
  --bg: #0B0B0C;
  --bg-alt: #141416;
  --ink: #F4F4F2;
  --ink-70: rgba(244, 244, 242, 0.72);
  --ink-50: rgba(244, 244, 242, 0.5);
  --ink-30: rgba(244, 244, 242, 0.3);
  --ink-10: rgba(244, 244, 242, 0.12);
  --ink-05: rgba(244, 244, 242, 0.06);
  --line: rgba(244, 244, 242, 0.14);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--ink); }
body {
  font-family: var(--ff-sans);
  font-size: 16px;
  line-height: 1.55;
  font-feature-settings: "ss01", "ss02", "tnum";
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background 0.3s ease, color 0.3s ease;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

.mono { font-family: var(--ff-mono); letter-spacing: 0; font-feature-settings: "tnum"; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ─── NAV ─── */
.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  align-items: center;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 18px;
}
.logo-dot {
  width: 10px; height: 10px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.logo-badge {
  font-family: var(--ff-mono);
  font-size: 10px;
  padding: 3px 6px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink-70);
  letter-spacing: 0.04em;
}
.nav-links {
  margin-left: auto;
  display: flex;
  gap: 28px;
  font-size: 14px;
  color: var(--ink-70);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--ink); }
.nav-lang {
  display: inline-flex;
  gap: 4px;
  font-family: var(--ff-mono);
  font-size: 11px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
}
.nav-lang a {
  padding: 4px 6px;
  border-radius: 4px;
  color: var(--ink-50);
  transition: color 0.15s, background 0.15s;
}
.nav-lang a:hover { color: var(--ink); background: var(--ink-05); }
.nav-lang a.active { color: var(--ink); font-weight: 700; }
.nav-cta {
  padding: 8px 14px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--bg);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  transition: transform 0.15s ease;
  white-space: nowrap;
  flex: none;
}
.nav-cta:hover { transform: translateY(-1px); }

/* ─── HERO ─── */
.hero {
  position: relative;
  padding: 96px 0 72px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--ff-mono);
  font-size: 12px;
  color: var(--ink-70);
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  margin-bottom: 28px;
}
.hero-kicker .pulse {
  width: 6px; height: 6px; border-radius: 999px;
  background: var(--accent);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-soft); }
  50% { box-shadow: 0 0 0 6px transparent; }
}

.hero h1 {
  font-size: clamp(36px, 4.8vw, 72px);
  line-height: 1.08;
  letter-spacing: -0.04em;
  font-weight: 800;
  margin-bottom: 28px;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.hero h1 .accent-underline {
  position: relative;
  display: inline-block;
}
.hero h1 .accent-underline::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0.06em;
  height: 0.12em;
  background: var(--accent);
  z-index: -1;
  opacity: 0.9;
}
.hero-sub { color: var(--ink-70); font-size: 17px; line-height: 1.6; max-width: 520px; }
.hero-sub p + p { margin-top: 4px; }
.hero-sub .emph { color: var(--ink); font-weight: 600; }

.hero-cta-wrap {
  margin-top: 40px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.btn-primary {
  position: relative;
  padding: 18px 28px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 14px;
  font-weight: 700;
  font-size: 17px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: 14px;
  background: var(--accent);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.25s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -12px var(--ink); }

.cta-meta { display: flex; flex-direction: column; gap: 2px; font-size: 12px; color: var(--ink-70); }
.cta-meta .mono { color: var(--ink); font-weight: 600; }

.hero-chips {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.hero-chip {
  font-size: 12px;
  font-family: var(--ff-mono);
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--ink-05);
  color: var(--ink-70);
}

/* Hero right side (phone + floating preview cards) */
.phone-stage {
  position: relative;
  height: 620px;
  perspective: 1400px;
}
.phone {
  position: absolute;
  top: 50%; left: 50%;
  width: 300px; height: 600px;
  transform: translate(-50%, -50%) rotate(-4deg);
  background: var(--ink);
  border-radius: 46px;
  padding: 14px;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.1) inset,
    0 30px 60px -30px rgba(10, 10, 10, 0.45),
    0 80px 100px -60px rgba(10, 10, 10, 0.3);
}
.phone-screen {
  width: 100%; height: 100%;
  border-radius: 34px;
  background: var(--bg);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--ink-10);
}
.phone-notch {
  position: absolute;
  top: 8px; left: 50%;
  transform: translateX(-50%);
  width: 96px; height: 26px;
  background: var(--ink);
  border-radius: 999px;
  z-index: 2;
}

.float-card {
  position: absolute;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
  box-shadow: 0 20px 40px -24px rgba(10, 10, 10, 0.2);
  display: flex; gap: 10px; align-items: center;
  font-size: 12px;
  white-space: nowrap;
}
.float-card .mono { color: var(--ink-70); font-size: 11px; }
.float-card .dot-accent {
  width: 8px; height: 8px; border-radius: 999px; background: var(--accent); flex: none;
}
.float-a { top: 44px; left: -20px; animation: floatA 6s ease-in-out infinite; }
.float-b { top: 260px; right: -10px; animation: floatB 7s ease-in-out infinite; }
.float-c { bottom: 70px; left: 6px; animation: floatC 8s ease-in-out infinite; }

@keyframes floatA {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-8px) rotate(-3deg); }
}
@keyframes floatB {
  0%, 100% { transform: translateY(0) rotate(3deg); }
  50% { transform: translateY(8px) rotate(2deg); }
}
@keyframes floatC {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-6px) rotate(0deg); }
}

/* Train strap lines — subway motif */
.strap-rail {
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2px;
  background: var(--ink-10);
}
.strap {
  position: absolute; top: 0;
  width: 1.5px; height: 80px;
  background: var(--ink-30);
}
.strap::after {
  content: "";
  position: absolute;
  left: -14px; top: 64px;
  width: 30px; height: 18px;
  border: 1.5px solid var(--ink-30);
  border-radius: 0 0 30px 30px;
  border-top: none;
}

/* ─── TICKER ─── */
.ticker {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
  background: var(--bg);
  overflow: hidden;
  position: relative;
}
.ticker-label {
  position: absolute;
  top: 18px; left: var(--gutter);
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-50);
  background: var(--bg);
  padding-right: 16px;
  z-index: 2;
}
.ticker-track {
  display: flex;
  gap: 48px;
  animation: tickerScroll 40s linear infinite;
  padding-left: 220px;
  white-space: nowrap;
}
.ticker-item {
  font-family: var(--ff-mono);
  font-size: 14px;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
}
.ticker-item .dot { width: 5px; height: 5px; border-radius: 999px; background: var(--accent); }
.ticker-item .ts { color: var(--ink-50); font-size: 12px; }
@keyframes tickerScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ─── SECTION SHELL ─── */
.section {
  padding: 120px 0;
  border-top: 1px solid var(--line);
}
.section-head { margin-bottom: 64px; max-width: 760px; }
.kicker {
  font-family: var(--ff-mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: inline-block;
}
.section-title {
  font-size: clamp(30px, 3.6vw, 48px);
  line-height: 1.15;
  letter-spacing: -0.035em;
  font-weight: 800;
  white-space: pre-line;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.section-sub {
  margin-top: 18px;
  color: var(--ink-70);
  font-size: 16px;
}

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ─── PROBLEMS ─── */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.problem-card {
  background: var(--bg);
  padding: 40px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
}
.problem-card .p-emoji { font-size: 28px; filter: saturate(0.9); }
.problem-card .p-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.problem-card .p-quote {
  color: var(--ink-70);
  font-size: 14px;
  line-height: 1.6;
  border-left: 2px solid var(--accent);
  padding-left: 14px;
  font-style: normal;
}
.problem-card .p-stat-row {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px dashed var(--line);
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.problem-card .p-stat {
  font-family: var(--ff-mono);
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--ink);
}
.problem-card .p-stat-unit {
  font-family: var(--ff-mono);
  font-size: 18px;
  color: var(--ink-70);
}
.problem-card .p-stat-desc {
  margin-top: 6px;
  font-size: 12px;
  color: var(--ink-50);
  font-family: var(--ff-mono);
}

/* ─── SERVICES ─── */
.tabs {
  display: inline-flex;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-alt);
  gap: 4px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.tab {
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--ink-70);
  font-weight: 500;
  display: inline-flex; align-items: center; gap: 8px;
  transition: all 0.2s ease;
  position: relative;
}
.tab:hover { color: var(--ink); }
.tab.active {
  background: var(--ink);
  color: var(--bg);
}
.tab .tab-emoji { font-size: 15px; }
.tab .tab-badge {
  font-family: var(--ff-mono);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--accent);
  color: var(--on-accent);
}

.service-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: start;
}
.service-left .s-title {
  font-size: 32px;
  line-height: 1.15;
  letter-spacing: -0.025em;
  font-weight: 700;
  margin-bottom: 18px;
}
.service-left .s-body { color: var(--ink-70); margin-bottom: 28px; font-size: 16px; line-height: 1.65; max-width: 480px; }
.service-left .s-bullets { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.service-left .s-bullets li {
  list-style: none;
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 10px;
  font-size: 15px;
}
.service-left .s-bullets li::before {
  content: "—";
  color: var(--accent);
  font-family: var(--ff-mono);
}
.service-left .s-cta {
  padding: 16px 20px;
  border: 1px dashed var(--ink-30);
  border-radius: 12px;
  font-style: italic;
  color: var(--ink-70);
  font-size: 14px;
}

/* Maker note strip */
.maker-note {
  margin-top: 48px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--bg-alt);
  display: flex; gap: 20px; align-items: center;
}
.maker-note .avatar-stack {
  display: flex;
}
.maker-note .avatar {
  width: 40px; height: 40px; border-radius: 999px;
  background: var(--accent); color: var(--on-accent);
  display: grid; place-items: center;
  font-weight: 700; font-family: var(--ff-mono); font-size: 13px;
  border: 2px solid var(--bg-alt);
  margin-left: -10px;
}
.maker-note .avatar:first-child { margin-left: 0; background: var(--ink); color: var(--bg); }
.maker-note .mn-text b { display: block; margin-bottom: 4px; }
.maker-note .mn-text small { color: var(--ink-70); font-size: 13px; }

/* ─── PHONE PREVIEWS inside services ─── */
.service-phone {
  position: relative;
  aspect-ratio: 9 / 17;
  max-width: 340px;
  margin: 0 auto;
  background: var(--ink);
  border-radius: 46px;
  padding: 12px;
  box-shadow: 0 30px 60px -30px rgba(10,10,10,0.4);
}
.service-phone .phone-screen { border-radius: 36px; }

/* Feed preview */
.app-bar {
  padding: 24px 18px 14px;
  display: flex; justify-content: space-between; align-items: center;
  position: relative;
}
.app-bar::before {
  content: ""; position: absolute; top: 10px; left: 50%;
  transform: translateX(-50%);
  width: 70px; height: 20px;
  background: var(--ink);
  border-radius: 999px;
}
.app-bar .app-title { font-weight: 800; font-size: 18px; letter-spacing: -0.02em; }
.app-bar .app-meta { font-family: var(--ff-mono); font-size: 10px; color: var(--ink-50); }

.app-feed { padding: 4px 14px 20px; display: flex; flex-direction: column; gap: 10px; overflow: hidden; }
.feed-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  background: var(--bg);
  position: relative;
}
.feed-card .fc-tag {
  font-family: var(--ff-mono);
  font-size: 9px;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.feed-card .fc-title {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.feed-card .fc-meta {
  margin-top: 8px;
  font-family: var(--ff-mono);
  font-size: 10px;
  color: var(--ink-50);
  display: flex; gap: 8px;
}
.feed-card.blurred .fc-title {
  filter: blur(3.5px);
  user-select: none;
}
.feed-card .fc-thumb {
  width: 100%;
  aspect-ratio: 2 / 1;
  margin-top: 10px;
  border-radius: 8px;
  background:
    repeating-linear-gradient(
      -18deg,
      var(--ink-05),
      var(--ink-05) 8px,
      var(--ink-10) 8px,
      var(--ink-10) 16px
    );
  position: relative;
  overflow: hidden;
}
.feed-card .fc-thumb::after {
  content: "";
  position: absolute; inset: 0;
  backdrop-filter: blur(6px);
  background: color-mix(in oklab, var(--bg) 50%, transparent);
}
.feed-card .fc-thumb .mosaic {
  position: absolute; inset: 0;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(4, 1fr);
  z-index: 2;
}
.feed-card .fc-thumb .mosaic span { background: color-mix(in oklab, var(--ink) 12%, transparent); }
.feed-card .fc-thumb .mosaic span:nth-child(odd) { background: color-mix(in oklab, var(--ink) 20%, transparent); }

/* Novel reader preview */
.reader-bar {
  padding: 24px 18px 14px;
  display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid var(--line);
}
.reader-bar .mono { font-size: 10px; color: var(--ink-50); }
.reader-bar .chapter { font-weight: 700; font-size: 15px; letter-spacing: -0.02em; }
.reader-progress {
  height: 2px;
  background: var(--accent);
  position: absolute;
  left: 0; top: 60px;
  transition: width 0.5s ease;
}
.reader-body {
  padding: 16px 18px;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--ink);
}
.reader-body .red { color: var(--accent); }
.reader-body p { margin-bottom: 10px; }
.reader-footer {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 14px 18px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--ff-mono);
  font-size: 10px;
  color: var(--ink-50);
  border-top: 1px solid var(--line);
  background: var(--bg);
}

/* AV preview (coming soon) */
.av-lock {
  height: 100%;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  text-align: center;
  padding: 40px 24px;
  gap: 18px;
  background:
    linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
}
.av-lock .icon {
  width: 64px; height: 64px;
  border-radius: 18px;
  background: var(--ink);
  color: var(--bg);
  display: grid; place-items: center;
  font-size: 24px;
  position: relative;
}
.av-lock .grid-mosaic {
  width: 180px; height: 100px;
  border-radius: 12px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 3px;
  overflow: hidden;
  filter: blur(0.5px);
}
.av-lock .grid-mosaic span {
  background: repeating-linear-gradient(45deg, var(--ink-10), var(--ink-10) 4px, var(--ink-05) 4px, var(--ink-05) 8px);
}
.av-lock h4 { font-size: 18px; letter-spacing: -0.02em; }
.av-lock p { font-size: 12px; color: var(--ink-70); max-width: 220px; line-height: 1.55; }
.av-lock .badge {
  font-family: var(--ff-mono);
  font-size: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  letter-spacing: 0.08em;
}

/* ─── TESTIMONIALS ─── */
.testi-wrap { position: relative; overflow: hidden; }
.testi-track {
  display: flex;
  gap: 24px;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.testi-card {
  flex: 0 0 calc((100% - 48px) / 3);
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: 280px;
}
.testi-card .body { font-size: 16px; line-height: 1.65; color: var(--ink); flex: 1; }
.testi-card .body b { background: var(--accent-soft); padding: 0 4px; border-radius: 3px; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.testi-card .meta { display: flex; flex-direction: column; gap: 4px; }
.testi-card .meta .name { font-weight: 700; font-size: 15px; }
.testi-card .meta .sub { font-family: var(--ff-mono); font-size: 11px; color: var(--ink-50); }

.testi-controls { display: flex; align-items: center; gap: 14px; margin-top: 32px; }
.testi-dots { display: flex; gap: 6px; }
.testi-dots .dot {
  width: 24px; height: 3px; border-radius: 2px;
  background: var(--ink-10);
  transition: background 0.3s;
}
.testi-dots .dot.active { background: var(--ink); }
.testi-arrow {
  width: 36px; height: 36px;
  border: 1px solid var(--line);
  border-radius: 999px;
  display: grid; place-items: center;
  transition: background 0.2s;
}
.testi-arrow:hover { background: var(--ink-05); }

/* ─── FAQ ─── */
.faq-wrap { max-width: 820px; }
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-q {
  width: 100%;
  padding: 24px 0;
  display: flex; justify-content: space-between; align-items: center;
  text-align: left;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.faq-q:hover { color: var(--accent); }
.faq-q .plus {
  width: 24px; height: 24px;
  position: relative;
  flex: none;
  transition: transform 0.3s ease;
}
.faq-q .plus::before, .faq-q .plus::after {
  content: ""; position: absolute;
  background: var(--ink);
  transition: transform 0.3s ease;
}
.faq-q .plus::before { left: 0; right: 0; top: 50%; height: 1.5px; transform: translateY(-50%); }
.faq-q .plus::after { top: 0; bottom: 0; left: 50%; width: 1.5px; transform: translateX(-50%); }
.faq-item.open .faq-q .plus { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  color: var(--ink-70);
  font-size: 15.5px;
  line-height: 1.75;
}
.faq-item.open .faq-a { max-height: 400px; }
.faq-a-inner { padding: 0 0 28px; max-width: 680px; }

/* ─── FINAL CTA ─── */
.final {
  background: var(--ink);
  color: var(--bg);
  padding: 140px 0;
  position: relative;
  overflow: hidden;
}
[data-theme="dark"] .final { background: #000; }
.final .section-title { color: var(--bg); }
.final .kicker { color: var(--accent); }
.final-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: end;
}
.final-body {
  margin-top: 36px;
  color: rgba(250, 250, 248, 0.72);
  font-size: 17px;
  line-height: 1.7;
  max-width: 480px;
}
.final-body p + p { margin-top: 6px; }
.final-body .emph { color: var(--bg); font-weight: 600; }

.final-checks { list-style: none; margin: 32px 0; display: flex; flex-direction: column; gap: 12px; }
.final-checks li {
  display: grid; grid-template-columns: 20px 1fr;
  gap: 12px;
  font-size: 15px;
  color: rgba(250, 250, 248, 0.9);
}
.final-checks li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 700;
  font-family: var(--ff-mono);
}

.store-buttons { display: flex; gap: 12px; flex-wrap: wrap; }

/* ─── STORE BADGES (official style) ─── */
.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  border-radius: 12px;
  min-width: 190px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
  cursor: pointer;
}
.store-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -8px rgba(0,0,0,0.25);
}
.store-badge.disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}
.store-badge-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.store-badge-text {
  display: flex;
  flex-direction: column;
  text-align: left;
  gap: 1px;
}
.store-badge-text small {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.2;
}
.store-badge-text b {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

/* Google Play badge */
.store-badge.google {
  background: var(--ink);
  color: var(--bg);
  border: 1px solid var(--ink);
}
.store-badge.google .store-badge-icon { fill: var(--bg); }
.store-badge.google .store-badge-text small { color: rgba(250,250,248,0.7); }
.store-badge.google .store-badge-text b { color: var(--bg); }

/* Apple badge */
.store-badge.apple {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink-30);
}
.store-badge.apple .store-badge-icon { fill: var(--ink); }
.store-badge.apple .store-badge-text small { color: var(--ink-50); }
.store-badge.apple .store-badge-text b { color: var(--ink); }

/* On dark backgrounds (final CTA) */
.store-badge.on-dark.google {
  background: #fff;
  border-color: #fff;
}
.store-badge.on-dark.google .store-badge-icon { fill: #0A0A0A; }
.store-badge.on-dark.google .store-badge-text small { color: rgba(10,10,10,0.6); }
.store-badge.on-dark.google .store-badge-text b { color: #0A0A0A; }

.store-badge.on-dark.apple {
  background: transparent;
  border-color: rgba(250,250,248,0.3);
}
.store-badge.on-dark.apple .store-badge-icon { fill: rgba(250,250,248,0.5); }
.store-badge.on-dark.apple .store-badge-text small { color: rgba(250,250,248,0.4); }
.store-badge.on-dark.apple .store-badge-text b { color: rgba(250,250,248,0.5); }

/* Hero store wrap */
.hero-store-wrap {
  margin-top: 40px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Dark theme adjustments */
[data-theme="dark"] .store-badge.google {
  background: #fff;
  border-color: #fff;
}
[data-theme="dark"] .store-badge.google .store-badge-icon { fill: #0A0A0A; }
[data-theme="dark"] .store-badge.google .store-badge-text small { color: rgba(10,10,10,0.6); }
[data-theme="dark"] .store-badge.google .store-badge-text b { color: #0A0A0A; }

[data-theme="dark"] .store-badge.apple {
  border-color: rgba(244,244,242,0.25);
}
[data-theme="dark"] .store-badge.apple .store-badge-icon { fill: var(--ink); }
[data-theme="dark"] .store-badge.apple .store-badge-text small { color: var(--ink-50); }
[data-theme="dark"] .store-badge.apple .store-badge-text b { color: var(--ink); }

.final-foot {
  margin-top: 32px;
  font-size: 13px;
  color: rgba(250, 250, 248, 0.5);
  display: flex; flex-direction: column; gap: 4px;
}

.qr-block {
  padding: 28px;
  border: 1px solid rgba(250, 250, 248, 0.15);
  border-radius: 20px;
  display: flex; flex-direction: column; gap: 16px;
}
.qr-img {
  width: 100%; aspect-ratio: 1;
  background:
    conic-gradient(from 0deg, var(--bg) 0 25%, transparent 0 50%, var(--bg) 0 75%, transparent 0);
  border-radius: 14px;
  position: relative;
  overflow: hidden;
}
.qr-fake {
  width: 100%; height: 100%;
  background:
    linear-gradient(90deg, var(--bg) 0 6%, transparent 6% 8%, var(--bg) 8% 18%, transparent 18% 20%, var(--bg) 20% 24%, transparent 24% 30%, var(--bg) 30% 42%, transparent 42% 46%, var(--bg) 46% 54%, transparent 54% 56%, var(--bg) 56% 68%, transparent 68% 72%, var(--bg) 72% 84%, transparent 84% 88%, var(--bg) 88% 94%, transparent 94% 100%),
    linear-gradient(0deg, var(--bg) 0 8%, transparent 8% 12%, var(--bg) 12% 22%, transparent 22% 26%, var(--bg) 26% 36%, transparent 36% 44%, var(--bg) 44% 56%, transparent 56% 60%, var(--bg) 60% 70%, transparent 70% 74%, var(--bg) 74% 82%, transparent 82% 86%, var(--bg) 86% 92%, transparent 92% 100%);
  background-blend-mode: multiply;
  background-color: var(--ink);
  filter: contrast(1.1);
}
.qr-block .mono { font-size: 11px; color: rgba(250, 250, 248, 0.6); letter-spacing: 0.04em; }

/* ─── FOOTER ─── */
.footer {
  padding: 40px 0;
  background: var(--bg);
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-70);
  display: flex; justify-content: space-between; gap: 20px;
  flex-wrap: wrap;
}

/* ─── TWEAKS PANEL ─── */
.tweaks {
  position: fixed;
  bottom: 20px; right: 20px;
  z-index: 60;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 16px;
  box-shadow: 0 20px 50px -20px rgba(10, 10, 10, 0.25);
  width: 240px;
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--ink-70);
  display: none;
  flex-direction: column;
  gap: 14px;
}
.tweaks.active { display: flex; }
.tweaks h5 {
  font-family: var(--ff-sans);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
  display: flex; justify-content: space-between; align-items: center;
}
.tweaks-row { display: flex; flex-direction: column; gap: 6px; }
.tweaks-row label { text-transform: uppercase; letter-spacing: 0.06em; font-size: 10px; }
.seg {
  display: grid;
  grid-auto-flow: column;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}
.seg button {
  padding: 7px 6px;
  font-family: var(--ff-mono);
  font-size: 11px;
  background: var(--bg);
  color: var(--ink-70);
  transition: all 0.15s;
}
.seg button.on { background: var(--ink); color: var(--bg); }

.swatch-row { display: flex; gap: 6px; }
.swatch {
  width: 24px; height: 24px; border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s;
}
.swatch.on { border-color: var(--ink); }
.swatch:hover { transform: scale(1.1); }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  :root { --gutter: 20px; }

  /* Nav: hide text links, keep lang + CTA */
  .nav-links > a { display: none; }
  .nav-links { gap: 0; }
  .nav-lang { border-left: none; padding-left: 0; }
  .nav-cta { font-size: 12px; padding: 6px 12px; }

  /* Hero */
  .hero { padding: 48px 0 32px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .phone-stage { height: 520px; order: -1; }
  .phone { width: 260px; height: 520px; }

  /* Sections */
  .section { padding: 72px 0; }
  .section-head { margin-bottom: 40px; }
  .problem-grid { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; gap: 40px; }
  .service-phone { max-width: 280px; }

  /* Tabs: scroll horizontally if needed */
  .tabs { display: flex; overflow-x: auto; -webkit-overflow-scrolling: touch; white-space: nowrap; }
  .tab { flex: none; font-size: 13px; padding: 8px 14px; }

  /* Testimonials: full-width cards on mobile */
  .testi-card { flex: 0 0 calc(100% - 40px); min-height: auto; }

  /* Final CTA */
  .final-inner { grid-template-columns: 1fr; gap: 48px; }
  .final { padding: 80px 0; }

  /* Store badges */
  .hero-store-wrap { flex-direction: column; }
  .hero-store-wrap .store-badge { width: 100%; max-width: 300px; justify-content: center; }
  .store-buttons { flex-direction: column; }
  .store-buttons .store-badge { width: 100%; max-width: 300px; justify-content: center; }

  /* Maker note */
  .maker-note { flex-direction: column; text-align: center; }

  /* Tweaks */
  .tweaks { left: 12px; right: 12px; width: auto; bottom: 12px; }
}

@media (max-width: 600px) {
  .hero h1 { font-size: 36px; }
  .section-title { font-size: 26px; }

  /* Phone mockup: scale down */
  .phone-stage { height: 440px; }
  .phone { width: 220px; height: 440px; border-radius: 36px; padding: 10px; }
  .phone-screen { border-radius: 28px; }
  .phone-notch { width: 72px; height: 20px; top: 6px; }
  .float-card { font-size: 10px; padding: 8px 10px; border-radius: 10px; }
  .float-a { left: -4px; top: 30px; }
  .float-b { right: -4px; top: 200px; }
  .float-c { bottom: 50px; left: 0; }

  /* Problem cards: more compact */
  .problem-card { padding: 28px 20px 24px; }
  .problem-card .p-stat { font-size: 36px; }
  .problem-card .p-title { font-size: 18px; }

  /* FAQ: smaller text */
  .faq-q { font-size: 16px; padding: 18px 0; }

  /* Footer */
  .footer { flex-direction: column; text-align: center; gap: 8px; }

  /* Service phone inside tabs */
  .service-phone { max-width: 240px; border-radius: 36px; padding: 10px; }
  .service-phone .phone-screen { border-radius: 28px; }

  /* Store badges: full width */
  .hero-store-wrap .store-badge,
  .store-buttons .store-badge { max-width: 100%; }

  /* QR block: hide on very small screens */
  .qr-block { display: none; }

  /* Nav: tighter */
  .nav-inner { padding: 10px var(--gutter); }
  .logo { font-size: 16px; gap: 6px; }
  .logo-badge { display: none; }
}