/* ───────────────────────── LINEUP brand tokens ───────────────────────── */
:root {
  --bg: #0a090c;
  --bg-elevated: #121015;
  --ink: #f0edee;
  --ink60: rgba(240, 237, 238, 0.6);
  --ink40: rgba(240, 237, 238, 0.4);
  --ink25: rgba(240, 237, 238, 0.25);
  --surface: rgba(240, 237, 238, 0.05);
  --surface-hi: rgba(240, 237, 238, 0.09);
  --line: rgba(240, 237, 238, 0.1);

  --green: #4daa57;
  --green-deep: #3d8f47;
  --blue: #255c99;
  --teal: #2e86ab;

  --display: "Sora", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --ui: "Sora", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;

  --maxw: 1120px;
  --radius: 14px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--ui);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.55;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
button, input { font: inherit; }

@keyframes fade-up {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes bar-rise {
  from { transform: scaleY(0.35); opacity: 0.4; }
  to { transform: scaleY(1); opacity: 1; }
}
@keyframes ambient {
  0%, 100% { opacity: 0.55; transform: translate3d(0, 0, 0) scale(1); }
  50% { opacity: 0.85; transform: translate3d(2%, -1%, 0) scale(1.04); }
}

.anim-fade { animation: fade-up 0.7s ease both; }
.anim-fade-delay-1 { animation-delay: 0.1s; }
.anim-fade-delay-2 { animation-delay: 0.2s; }
.anim-fade-delay-3 { animation-delay: 0.32s; }

/* ───────────────────────── Buttons ───────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius);
  font-weight: 650;
  letter-spacing: -0.2px;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease, opacity 0.2s ease, border-color 0.2s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--green);
  color: #fff;
  box-shadow: 0 8px 24px rgba(77, 170, 87, 0.28);
}
.btn-primary:hover { background: var(--green-deep); box-shadow: 0 10px 30px rgba(77, 170, 87, 0.4); }
.btn-primary:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}
.btn-primary:disabled { opacity: 0.6; cursor: progress; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: var(--surface); }
.btn-sm { height: 40px; padding: 0 16px; font-size: 14px; }
.btn-lg { height: 52px; padding: 0 22px; font-size: 16px; }
.btn-block { width: 100%; }

.eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 14px;
}

/* ───────────────────────── Logo ───────────────────────── */
.brand { display: inline-flex; align-items: center; gap: 9px; text-decoration: none; }
.logomark { display: inline-flex; align-items: flex-end; gap: 2px; height: 22px; }
.logomark i {
  display: block;
  width: 4px;
  border-radius: 1.5px;
  transform-origin: bottom;
  animation: bar-rise 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.logomark i:nth-child(1) { animation-delay: 0.05s; }
.logomark i:nth-child(2) { animation-delay: 0.12s; }
.logomark i:nth-child(3) { animation-delay: 0.19s; }
.logomark i:nth-child(4) { animation-delay: 0.26s; }
.wordmark {
  font-family: var(--display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 1px;
  color: var(--ink);
}

/* ───────────────────────── Nav ───────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 22px;
  padding-top: max(14px, env(safe-area-inset-top));
  padding-left: max(22px, env(safe-area-inset-left));
  padding-right: max(22px, env(safe-area-inset-right));
  width: 100%;
  background: rgba(10, 9, 12, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
}
.nav-links { margin-left: auto; display: flex; gap: 22px; align-items: center; }
.nav-links a {
  text-decoration: none;
  color: var(--ink60);
  font-size: 14px;
  font-weight: 550;
}
.nav-links a:hover { color: var(--ink); }

/* ───────────────────────── Hero ───────────────────────── */
.hero {
  position: relative;
  min-height: min(100vh, 920px);
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-atmosphere {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 70% 55% at 70% 20%, rgba(46, 134, 171, 0.22), transparent 55%),
    radial-gradient(ellipse 55% 45% at 15% 80%, rgba(77, 170, 87, 0.16), transparent 50%),
    radial-gradient(ellipse 40% 35% at 85% 75%, rgba(37, 92, 153, 0.2), transparent 45%),
    linear-gradient(180deg, #0a090c 0%, #0d1016 45%, #0a090c 100%);
}
.hero-atmosphere::after {
  content: "";
  position: absolute;
  inset: -10%;
  background:
    radial-gradient(circle at 60% 30%, rgba(77, 170, 87, 0.12), transparent 35%),
    radial-gradient(circle at 30% 60%, rgba(46, 134, 171, 0.1), transparent 40%);
  animation: ambient 12s ease-in-out infinite;
  pointer-events: none;
}
.hero-inner {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 72px 22px 88px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero-brand {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(48px, 8vw, 88px);
  letter-spacing: 0.08em;
  line-height: 0.95;
  margin: 0 0 18px;
  color: var(--ink);
}
.hero-title {
  font-family: var(--display);
  font-weight: 650;
  font-size: clamp(26px, 3.6vw, 40px);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 14px;
  color: var(--ink);
}
.hero-sub {
  margin: 0 0 28px;
  max-width: 34rem;
  color: var(--ink60);
  font-size: 17px;
}
.hero-form-wrap {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 420px;
}
.hero-note {
  margin: 0;
  color: var(--ink40);
  font-size: 13px;
}

/* Phone placeholder */
.phone-stage {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  min-height: 420px;
}
.phone-placeholder {
  width: min(280px, 72vw);
  aspect-ratio: 9 / 19;
  border-radius: 36px;
  border: 1px solid var(--line);
  background:
    linear-gradient(165deg, rgba(240, 237, 238, 0.08), rgba(240, 237, 238, 0.02)),
    var(--bg-elevated);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: hidden;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.phone-placeholder::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 72px;
  height: 8px;
  border-radius: 999px;
  background: rgba(240, 237, 238, 0.12);
}
.phone-chrome {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.phone-chrome .bars {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 16px;
}
.phone-chrome .bars span {
  width: 3px;
  border-radius: 1px;
  background: var(--green);
}
.phone-chrome .bars span:nth-child(1) { height: 40%; background: var(--blue); }
.phone-chrome .bars span:nth-child(2) { height: 60%; background: var(--teal); }
.phone-chrome .bars span:nth-child(3) { height: 80%; }
.phone-chrome .bars span:nth-child(4) { height: 100%; }
.phone-title {
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 13px;
  color: var(--ink60);
}
.phone-slot {
  flex: 1;
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(46, 134, 171, 0.18), transparent 40%),
    repeating-linear-gradient(
      -12deg,
      rgba(240, 237, 238, 0.03),
      rgba(240, 237, 238, 0.03) 8px,
      transparent 8px,
      transparent 16px
    ),
    rgba(240, 237, 238, 0.04);
  border: 1px dashed rgba(240, 237, 238, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 16px;
  color: var(--ink40);
  font-size: 12px;
  line-height: 1.4;
}
.phone-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.phone-chip {
  height: 36px;
  border-radius: 10px;
  background: var(--surface-hi);
  border: 1px solid var(--line);
}

/* ───────────────────────── Forms ───────────────────────── */
.waitlist-form {
  display: grid;
  gap: 10px;
}
.waitlist-form.inline {
  grid-template-columns: 1fr auto;
  align-items: stretch;
}
.waitlist-form .field-stack {
  display: grid;
  gap: 10px;
}
.waitlist-form input {
  width: 100%;
  height: 52px;
  min-height: 48px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(240, 237, 238, 0.04);
  color: var(--ink);
  padding: 0 16px;
  font-size: 16px;
  outline: none;
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.waitlist-form input::placeholder { color: var(--ink40); }
.waitlist-form input:focus {
  border-color: rgba(77, 170, 87, 0.55);
  background: rgba(240, 237, 238, 0.06);
  box-shadow: 0 0 0 3px rgba(77, 170, 87, 0.15);
}
/* Honeypot — visually + layout hidden; not display:none so some bots still fill it */
.hp-field {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.waitlist-form { position: relative; }

.form-message {
  margin: 4px 0 0;
  font-size: 14px;
  color: var(--ink60);
}
.form-message.error { color: #ff8a80; }
.form-message.success { color: var(--green); }
.form-message.info { color: var(--teal); }

.success-state {
  padding: 18px 0;
}
.success-state h3 {
  margin: 0 0 8px;
  font-size: 22px;
  letter-spacing: -0.02em;
}
.success-state p {
  margin: 0;
  color: var(--ink60);
}
.success-mark {
  display: inline-flex;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--green);
  margin-bottom: 14px;
}

/* ───────────────────────── Sections ───────────────────────── */
.section {
  padding: 88px 22px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.section-head {
  max-width: 40rem;
  margin-bottom: 40px;
}
.section-head h2 {
  margin: 0 0 12px;
  font-family: var(--display);
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.03em;
  line-height: 1.15;
}
.section-head p {
  margin: 0;
  color: var(--ink60);
  font-size: 17px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  counter-reset: step;
}
.step {
  position: relative;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--teal);
  margin-bottom: 14px;
}
.step h3 {
  margin: 0 0 8px;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.step p {
  margin: 0;
  color: var(--ink60);
  font-size: 15px;
}

.benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.benefit h3 {
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: -0.02em;
}
.benefit p {
  margin: 0;
  color: var(--ink60);
  font-size: 15px;
}
.benefit-rule {
  width: 36px;
  height: 3px;
  border-radius: 2px;
  background: var(--green);
  margin-bottom: 16px;
}
.benefit:nth-child(2) .benefit-rule { background: var(--teal); }
.benefit:nth-child(3) .benefit-rule { background: var(--blue); }

.cta-band {
  margin: 24px 22px 0;
  padding: 56px 28px;
  border-radius: 24px;
  max-width: var(--maxw);
  margin-left: auto;
  margin-right: auto;
  background:
    radial-gradient(ellipse 60% 80% at 90% 20%, rgba(77, 170, 87, 0.16), transparent 50%),
    linear-gradient(135deg, rgba(240, 237, 238, 0.06), rgba(240, 237, 238, 0.02));
  border: 1px solid var(--line);
}
.cta-band-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}
.cta-band h2 {
  margin: 0 0 10px;
  font-size: clamp(26px, 3.5vw, 36px);
  letter-spacing: -0.03em;
}
.cta-band p {
  margin: 0;
  color: var(--ink60);
}

.guides-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.guide-link {
  display: block;
  text-decoration: none;
  padding: 22px 22px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  transition: background 0.2s ease, border-color 0.2s ease;
}
.guide-link:hover {
  background: var(--surface-hi);
  border-color: rgba(240, 237, 238, 0.18);
}
.guide-link h3 {
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: -0.02em;
}
.guide-link p {
  margin: 0;
  color: var(--ink60);
  font-size: 14px;
}

/* ───────────────────────── Footer ───────────────────────── */
.footer {
  margin-top: 72px;
  padding: 36px 22px 48px;
  border-top: 1px solid var(--line);
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 18px 32px;
  align-items: center;
  justify-content: space-between;
}
.footer p {
  margin: 0;
  color: var(--ink40);
  font-size: 13px;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
.footer-links a {
  color: var(--ink60);
  text-decoration: none;
  font-size: 13px;
}
.footer-links a:hover { color: var(--ink); }

/* ───────────────────────── Guide pages ───────────────────────── */
.guide-page .nav { position: sticky; }
.guide-hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 64px 22px 24px;
}
.guide-hero h1 {
  margin: 0 0 14px;
  font-family: var(--display);
  font-size: clamp(32px, 5vw, 48px);
  letter-spacing: -0.03em;
  line-height: 1.12;
  max-width: 18ch;
}
.guide-hero .lede {
  margin: 0;
  max-width: 40rem;
  color: var(--ink60);
  font-size: 18px;
}
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--ink40);
  margin-bottom: 22px;
}
.breadcrumbs a { color: var(--ink60); text-decoration: none; }
.breadcrumbs a:hover { color: var(--ink); }
.guide-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 22px 72px;
}
.guide-content h2 {
  margin: 40px 0 12px;
  font-size: 24px;
  letter-spacing: -0.02em;
}
.guide-content p,
.guide-content li {
  color: var(--ink60);
  font-size: 16px;
}
.guide-content ul {
  padding-left: 1.2rem;
  margin: 0 0 16px;
}
.guide-content li { margin-bottom: 8px; }
.guide-content strong { color: var(--ink); font-weight: 600; }
.checklist {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}
.checklist li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 10px;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 14px;
  height: 14px;
  border-radius: 4px;
  border: 1.5px solid var(--green);
  background: rgba(77, 170, 87, 0.12);
}
.guide-cta {
  margin-top: 48px;
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 50% 80% at 100% 0%, rgba(77, 170, 87, 0.14), transparent 50%),
    var(--surface);
}
.guide-cta h2 {
  margin: 0 0 8px;
  font-size: 22px;
}
.guide-cta p {
  margin: 0 0 18px;
}

/* FAQ on landing */
.faq {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 24px 22px 88px;
}
.faq details {
  border-top: 1px solid var(--line);
  padding: 18px 0;
}
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  font-weight: 600;
  letter-spacing: -0.01em;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq details p {
  margin: 10px 0 0;
  color: var(--ink60);
  max-width: 40rem;
}

/* ───────────────────────── Responsive ───────────────────────── */
@media (max-width: 900px) {
  .hero-inner,
  .cta-band-inner,
  .steps,
  .benefits,
  .guides-preview {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    align-items: flex-start;
  }

  .hero-inner {
    padding: 40px 20px 48px;
    gap: 28px;
  }

  /* Keep waitlist form in the first viewport — phone is secondary on mobile */
  .phone-stage {
    order: 2;
    min-height: 0;
    margin-top: 8px;
  }

  .phone-placeholder {
    width: min(180px, 46vw);
    border-radius: 28px;
    padding: 18px 14px;
  }

  .hero-form-wrap {
    max-width: none;
  }

  .hero-brand {
    font-size: clamp(44px, 14vw, 64px);
    letter-spacing: 0.06em;
    margin-bottom: 12px;
  }

  .hero-title {
    font-size: clamp(22px, 6.2vw, 30px);
  }

  .hero-sub {
    font-size: 16px;
    margin-bottom: 22px;
  }

  .nav {
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
  }

  .nav-inner {
    gap: 12px;
  }

  .nav-links {
    gap: 10px;
  }

  .nav-links a:not(.btn) {
    display: none;
  }

  .nav-links .btn-sm {
    height: 40px;
    padding: 0 14px;
    font-size: 13px;
    white-space: nowrap;
  }

  .section {
    padding: 56px 20px;
  }

  .section-head {
    margin-bottom: 28px;
  }

  .section-head h2 {
    font-size: clamp(24px, 7vw, 34px);
  }

  .section-head p {
    font-size: 16px;
  }

  .steps,
  .benefits {
    gap: 22px;
  }

  .cta-band {
    margin: 8px 16px 0;
    padding: 36px 20px;
    border-radius: 20px;
  }

  .cta-band h2 {
    font-size: clamp(24px, 6.5vw, 32px);
  }

  .faq {
    padding: 16px 20px 72px;
  }

  .faq summary {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 4px 0;
    font-size: 16px;
  }

  .footer {
    margin-top: 40px;
    padding: 28px 20px max(40px, env(safe-area-inset-bottom));
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .footer-links {
    gap: 14px 18px;
  }

  .guide-hero {
    padding: 40px 20px 16px;
  }

  .guide-hero h1 {
    max-width: none;
    font-size: clamp(28px, 8vw, 40px);
  }

  .guide-hero .lede {
    font-size: 16px;
  }

  .guide-content {
    padding: 16px 20px 56px;
  }

  .guide-content h2 {
    margin-top: 32px;
    font-size: 22px;
  }

  .guide-cta {
    padding: 22px;
  }

  .guide-cta .btn {
    width: 100%;
  }

  .waitlist-form.inline {
    grid-template-columns: 1fr;
  }

  .btn-lg {
    min-height: 52px;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .hero-inner {
    padding: 28px 16px 40px;
    gap: 20px;
  }

  /* Drop decorative phone on very small screens so the form converts */
  .phone-stage {
    display: none;
  }

  .hero-brand {
    font-size: clamp(40px, 13vw, 52px);
  }

  .section,
  .faq {
    padding-left: 16px;
    padding-right: 16px;
  }

  .cta-band {
    margin-left: 12px;
    margin-right: 12px;
    padding: 28px 16px;
  }

  .wordmark {
    font-size: 16px;
  }

  .guides-preview {
    gap: 12px;
  }

  .guide-link {
    padding: 18px;
  }
}

@media (max-width: 900px) and (max-height: 760px) {
  /* Short phones: keep CTA above the fold */
  .phone-stage {
    display: none;
  }

  .hero-inner {
    padding-top: 24px;
    padding-bottom: 32px;
  }

  .hero-sub {
    margin-bottom: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}