:root {
  --bg: #0d0d0d;
  --bg-raised: #161616;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --text: #f4f4f4;
  --text-muted: #8a8a8a;
  --text-soft: #b9b9b9;
  --light: #f2f2f0;
  --ink: #0f0f0f;
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
  --max: 1240px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
button, input { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
svg { display: block; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 clamp(16px, 2.2vw, 24px);
}

/* ---------- Backdrop grid ---------- */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 60% 55% at 72% 45%, rgba(255,255,255,0.045), transparent 70%),
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 56px 56px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 56px 56px,
    var(--bg);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 60% 40%, #000 30%, rgba(0,0,0,0.35) 100%);
          mask-image: radial-gradient(ellipse 90% 80% at 60% 40%, #000 30%, rgba(0,0,0,0.35) 100%);
  opacity: 0.55;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 0;
  border-radius: 999px;
  padding: 12px 22px;
  font-weight: 500;
  font-size: 15px;
  line-height: 1;
  white-space: nowrap;
  transition: transform .2s ease, background-color .2s ease, box-shadow .2s ease, color .2s ease;
}
.btn:active { transform: scale(0.97); }
.btn:focus-visible, .icon-btn:focus-visible, .day:focus-visible, .tab:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 3px;
}
.btn-light { background: var(--light); color: var(--ink); }
.btn-light:hover { background: #fff; box-shadow: 0 0 0 6px rgba(255,255,255,0.06); }
.btn-lg { padding: 16px 24px; font-size: 16px; }
.btn-lg svg { transition: transform .2s ease; }
.btn-lg:hover svg { transform: translateX(3px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #262626; }
.btn-outline { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px rgba(0,0,0,0.3); }
.btn-outline:hover { background: rgba(0,0,0,0.05); }

.icon-btn {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line-strong);
  color: var(--text);
  transition: background-color .2s ease, border-color .2s ease;
}
.icon-btn:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.25); }

/* ---------- Nav ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  padding-bottom: 28px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 26px; letter-spacing: -0.03em; }
.brand-mark { width: 29px; height: 30px; color: var(--text); }
.nav-actions { display: flex; align-items: center; gap: 10px; }

/* ---------- Hero ---------- */
.hero {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  align-items: center;
  gap: 40px;
  padding-top: 8px;
  padding-bottom: 56px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 28px;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(255,255,255,0.03);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-soft);
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text); box-shadow: 0 0 0 0 rgba(255,255,255,0.5); animation: pulse 2.4s ease-out infinite; }

.headline {
  margin: 0 0 32px;
  font-size: clamp(44px, 6.6vw, 82px);
  line-height: 0.98;
  letter-spacing: -0.045em;
  font-weight: 600;
  max-width: 11ch;
}
.headline span { display: block; }
.headline .muted { color: #7d7d7d; }

.lede {
  margin: 0 0 32px;
  max-width: 540px;
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.6;
  color: var(--text-soft);
}

.signup {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 524px;
  padding: 7px;
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line-strong);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.signup:focus-within { border-color: rgba(255,255,255,0.35); box-shadow: 0 0 0 4px rgba(255,255,255,0.05); }
.signup.is-error { border-color: #d66; }
.signup input {
  flex: 1;
  min-width: 0;
  padding: 0 0 0 20px;
  border: 0;
  outline: 0;
  background: transparent;
  font-size: 16px;
}
.signup input::placeholder { color: #6b6b6b; }
.signup.is-done { border-color: rgba(255,255,255,0.3); }

.fineprint { margin: 16px 0 0 20px; font-size: 13px; color: var(--text-muted); }
.fineprint.is-error { color: #e88; }
.fineprint.is-success { color: var(--text); }

/* ---------- Visual ---------- */
.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 620px;
}
.ghost-mark {
  position: absolute;
  width: 78%;
  height: auto;
  aspect-ratio: 558 / 572;
  right: -4%;
  top: 50%;
  transform: translateY(-52%);
  color: rgba(255,255,255,0.035);
}

.phone {
  position: relative;
  width: 290px;
  aspect-ratio: 290 / 590;
  padding: 10px;
  border-radius: 48px;
  background: linear-gradient(160deg, #2a2a2a, #121212 45%, #1c1c1c);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.12),
    0 40px 80px -20px rgba(0,0,0,0.8),
    0 0 0 1px #000;
  transform: perspective(1400px) rotateY(-10deg) rotateZ(5deg);
  animation: float 7s ease-in-out infinite;
}
.screen {
  position: relative;
  height: 100%;
  border-radius: 39px;
  background: #151515;
  overflow: hidden;
  padding: 26px 16px 0;
  display: flex;
  flex-direction: column;
}

.app-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.app-title { display: flex; align-items: center; gap: 8px; font-weight: 600; font-style: italic; font-size: 15px; }
.app-mark { width: 18px; height: 18px; }
.avatar {
  display: grid; place-items: center;
  width: 30px; height: 30px; border-radius: 50%;
  background: #2a2a2a; font-family: var(--mono); font-size: 9px; color: var(--text-soft);
}

.week { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; margin-bottom: 14px; }
.day {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 6px 0; border: 0; border-radius: 9px; background: transparent;
  font-size: 13px; font-weight: 500; color: var(--text);
  transition: background-color .2s ease, color .2s ease;
}
.day small { font-size: 8px; color: var(--text-muted); font-weight: 400; }
.day:hover { background: rgba(255,255,255,0.06); }
.day.is-active { background: var(--light); color: var(--ink); }
.day.is-active small { color: #555; }

.tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.tab {
  padding: 6px 11px; border-radius: 999px; border: 0;
  background: #242424; font-size: 10.5px; color: var(--text-soft);
  transition: background-color .2s ease, color .2s ease;
}
.tab:hover { color: var(--text); }
.tab.is-active { background: var(--light); color: var(--ink); }

.posts { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; flex: 1; align-content: start; }
.post { padding: 10px 11px; border-radius: 14px; background: #1f1f1f; border: 1px solid rgba(255,255,255,0.05); transition: opacity .3s ease, transform .3s ease; }
.post-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; font-family: var(--mono); font-size: 8.5px; color: var(--text-muted); }
.status { color: var(--text-soft); }
.status-review { background: var(--light); color: var(--ink); padding: 2px 6px; border-radius: 5px; }
.status-approved { color: var(--text); }
.post-body { display: flex; align-items: center; gap: 10px; }
.post-body p { margin: 0; font-size: 11px; line-height: 1.35; color: var(--text); }
.thumb { flex: none; width: 36px; height: 36px; border-radius: 8px; background: linear-gradient(135deg, #3a3a3a, #262626); }

.app-nav {
  display: flex; align-items: center; justify-content: space-around;
  margin: 0 -16px; padding: 12px 16px 22px;
  border-top: 1px solid rgba(255,255,255,0.06);
  background: #151515;
}
.app-nav svg { width: 18px; height: 18px; fill: none; stroke: #777; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.fab { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: linear-gradient(160deg, #e0e0e0, #8d8d8d); }
.fab svg { stroke: #111; stroke-width: 2; }

/* Floating review card */
.review-card {
  position: absolute;
  left: calc(50% - 270px);
  top: 55%;
  width: 270px;
  padding: 18px 18px 20px;
  border-radius: 18px;
  background: #ecebe8;
  color: var(--ink);
  box-shadow: 0 30px 60px -15px rgba(0,0,0,0.75), 0 0 0 1px rgba(0,0,0,0.2);
  transform: rotate(-5deg);
  animation: float-card 7s ease-in-out infinite;
  transition: background-color .3s ease;
}
.review-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 12px; }
.review-mark { width: 25px; height: 26px; color: var(--ink); }
.review-label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.06em; color: #555; }
.review-title { margin: 0 0 16px; font-weight: 600; font-size: 15.5px; line-height: 1.3; letter-spacing: -0.01em; }
.review-actions { display: grid; grid-template-columns: 1fr 0.85fr; gap: 8px; }
.review-actions .btn { padding: 12px 16px; font-size: 14px; }
.review-card.is-approved .review-label { color: #1d7a3f; }

/* ---------- Feature strip ---------- */
.features {
  border-top: 1px solid var(--line);
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(6px);
}
.features ul {
  list-style: none;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 40px;
  padding-top: 22px;
  padding-bottom: 22px;
}
.features li { display: flex; align-items: center; gap: 12px; font-size: 16px; color: var(--text-soft); }
.features svg { width: 20px; height: 20px; fill: none; stroke: var(--text-muted); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Motion ---------- */
.reveal { opacity: 0; transform: translateY(14px); animation: reveal .8s cubic-bezier(.2,.7,.2,1) forwards; }
.hero-copy .reveal:nth-child(1) { animation-delay: .05s; }
.hero-copy .reveal:nth-child(2) { animation-delay: .15s; }
.hero-copy .reveal:nth-child(3) { animation-delay: .25s; }
.hero-copy .reveal:nth-child(4) { animation-delay: .35s; }
.hero-copy .reveal:nth-child(5) { animation-delay: .4s; }

@keyframes reveal { to { opacity: 1; transform: none; } }
@keyframes float {
  0%, 100% { transform: perspective(1400px) rotateY(-10deg) rotateZ(5deg) translateY(0); }
  50% { transform: perspective(1400px) rotateY(-10deg) rotateZ(5deg) translateY(-10px); }
}
@keyframes float-card {
  0%, 100% { transform: rotate(-5deg) translateY(0); }
  50% { transform: rotate(-5deg) translateY(-6px); }
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(255,255,255,0.45); }
  70%, 100% { box-shadow: 0 0 0 7px rgba(255,255,255,0); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .phone { transform: perspective(1400px) rotateY(-10deg) rotateZ(5deg); }
  .review-card { transform: rotate(-5deg); }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; gap: 24px; padding-bottom: 40px; }
  .headline { max-width: none; }
  .hero-visual { min-height: 600px; }
  .review-card { left: calc(50% - 250px); }
}

@media (max-width: 600px) {
  .nav { padding-top: 20px; padding-bottom: 20px; }
  .brand { font-size: 22px; }
  .brand-mark { width: 25px; height: 26px; }
  .nav-actions { gap: 6px; }
  .icon-btn { width: 40px; height: 40px; }
  .nav-actions .btn { padding: 11px 16px; font-size: 14px; }
  .headline { font-size: clamp(40px, 12vw, 56px); }
  .badge { margin-bottom: 22px; font-size: 12px; }

  .signup { flex-direction: column; align-items: stretch; border-radius: 24px; padding: 8px; }
  .signup input { padding: 14px 14px; }
  .signup .btn { width: 100%; }
  .fineprint { margin-left: 4px; }

  .hero-visual { min-height: 0; padding: 20px 0 40px; }
  .phone { width: 250px; }
  .review-card { left: 0; top: auto; bottom: 30px; width: 230px; padding: 14px; }
  .review-title { font-size: 14px; }
  .ghost-mark { width: 95%; right: -20%; }

  .features ul { flex-direction: column; gap: 12px; }
  .features li { font-size: 15px; }
}

@media (max-width: 380px) {
  .icon-btn { display: none; }
}