/* =========================================================
   TripDeck — Landing Page
   Palette: warm ink + deep teal accent (Nexus-derived)
   Type: General Sans (display) + Satoshi (body) — Fontshare
   ========================================================= */

:root,
[data-theme='light'] {
  /* Surfaces */
  --color-bg: #f7f6f2;
  --color-surface: #ffffff;
  --color-surface-2: #f2efe9;
  --color-surface-offset: #ebe7df;
  --color-divider: #dcd9d5;
  --color-border: #d4d1ca;

  /* Ink text */
  --color-text: #1a1815;
  --color-text-muted: #6f6d68;
  --color-text-faint: #a8a7a2;
  --color-text-inverse: #f9f8f4;

  /* Deep teal accent */
  --color-primary: #01696f;
  --color-primary-hover: #0c4e54;
  --color-primary-active: #0f3638;
  --color-primary-soft: #cedcd8;
  --color-primary-tint: #e6edea;

  /* Ink dark surface (for privacy + founder sections) */
  --color-ink: #171614;
  --color-ink-2: #23211d;
  --color-ink-border: #33302a;

  /* Radii */
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(30, 25, 15, 0.05);
  --shadow-md: 0 6px 20px rgba(30, 25, 15, 0.08);
  --shadow-lg: 0 20px 50px rgba(30, 25, 15, 0.12);

  /* Content widths */
  --content-narrow: 720px;
  --content-default: 1080px;
  --content-wide: 1200px;

  /* Fonts */
  --font-body: 'Satoshi', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'General Sans', 'Satoshi', system-ui, -apple-system, sans-serif;

  /* Type scale — fluid */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.8125rem, 0.78rem + 0.2vw, 0.9375rem);
  --text-base: clamp(1rem, 0.95rem + 0.2vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1.05rem + 0.3vw, 1.25rem);
  --text-xl: clamp(1.375rem, 1.2rem + 0.75vw, 1.75rem);
  --text-2xl: clamp(1.75rem, 1.4rem + 1.5vw, 2.5rem);
  --text-hero: clamp(2.25rem, 1.5rem + 3vw, 3.75rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
}

[data-theme='dark'] {
  --color-bg: #111110;
  --color-surface: #1a1a18;
  --color-surface-2: #1f1e1c;
  --color-surface-offset: #26241f;
  --color-divider: #2b2925;
  --color-border: #3a3833;

  --color-text: #ecebe7;
  --color-text-muted: #9e9c95;
  --color-text-faint: #6b6963;
  --color-text-inverse: #1a1a18;

  --color-primary: #4fbcb8;
  --color-primary-hover: #6ecfcc;
  --color-primary-active: #83dcda;
  --color-primary-soft: #244846;
  --color-primary-tint: #1c2f2e;

  --color-ink: #0b0b0a;
  --color-ink-2: #1a1a18;
  --color-ink-border: #2b2925;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.55);
}

/* ========== Reset / base ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  font-feature-settings: 'ss01', 'cv02', 'cv11';
}

img,
svg {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-text);
  text-wrap: balance;
}

p {
  text-wrap: pretty;
  max-width: 68ch;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-interactive);
}

button {
  cursor: pointer;
  background: none;
  border: none;
  font: inherit;
  color: inherit;
}

input,
textarea,
select,
button {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

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

/* ========== Layout primitives ========== */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: clamp(1.25rem, 3.5vw, 2rem);
}

.section {
  padding-block: clamp(4rem, 8vw, 7rem);
}

.section__head {
  max-width: 44rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section__title {
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-block: 0.5rem 1rem;
}

.section__title--centered {
  text-align: center;
  max-width: 32ch;
  margin-inline: auto;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary);
}

.eyebrow--inverse {
  color: var(--color-primary);
  opacity: 0.9;
}

.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 58ch;
  margin-bottom: 2rem;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  line-height: 1;
  border: 1px solid transparent;
  transition:
    background var(--transition-interactive),
    color var(--transition-interactive),
    border-color var(--transition-interactive),
    transform var(--transition-interactive);
  white-space: nowrap;
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.btn--lg {
  padding: 1rem 1.5rem;
  font-size: var(--text-base);
}

.btn--full {
  width: 100%;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

[data-theme='dark'] .btn--primary {
  color: #0b1918;
  background: var(--color-primary);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--ghost:hover {
  background: var(--color-surface);
  border-color: var(--color-text-muted);
}

.btn--link {
  padding: 0.75rem 0;
  color: var(--color-text-muted);
  font-weight: 500;
}

.btn--link:hover {
  color: var(--color-primary);
}

/* ========== Header ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive);
}

.header.is-scrolled {
  border-bottom-color: var(--color-divider);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-block: 0.875rem;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.header__logo-mark {
  color: var(--color-primary);
}

.header__nav {
  display: flex;
  gap: 1.75rem;
  margin-left: auto;
  font-size: 0.9rem;
}

.header__nav a {
  color: var(--color-text-muted);
  font-weight: 500;
}

.header__nav a:hover {
  color: var(--color-text);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-interactive);
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

@media (max-width: 820px) {
  .header__nav {
    display: none;
  }
}

/* ========== Hero ========== */
.hero {
  padding-block: clamp(3rem, 6vw, 6rem) clamp(4rem, 7vw, 7rem);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 60%;
  height: 100%;
  background: radial-gradient(
    ellipse at center,
    color-mix(in oklab, var(--color-primary) 12%, transparent) 0%,
    transparent 60%
  );
  pointer-events: none;
  z-index: 0;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  position: relative;
  z-index: 1;
}

@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }
}

.hero__headline {
  font-size: var(--text-hero);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin-block: 1rem 1.5rem;
  max-width: 16ch;
}

.hero__accent {
  font-style: italic;
  font-weight: 500;
  color: var(--color-primary);
}

.hero__sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 42ch;
  margin-bottom: 2rem;
}

.hero__cta {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.hero__trust {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.dot-teal {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  display: inline-block;
}

/* Hero mockup */
.hero__card {
  perspective: 1200px;
}

.mockup {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: rotate(1.5deg);
  transition: transform 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

.mockup:hover {
  transform: rotate(0deg) translateY(-4px);
}

.mockup__chrome {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.75rem 1rem;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
}

.mockup__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
}

.mockup__dot:nth-child(1) {
  background: #e5695a;
}

.mockup__dot:nth-child(2) {
  background: #e9b03f;
}

.mockup__dot:nth-child(3) {
  background: #6cb45a;
}

.mockup__title {
  margin-left: 0.75rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-family: 'SF Mono', ui-monospace, Menlo, monospace;
}

.mockup__body {
  padding: 1.75rem 1.75rem 1.5rem;
}

.mockup__eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: var(--color-primary);
  font-weight: 600;
}

.mockup__h1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-top: 0.375rem;
}

.mockup__meta {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  margin-top: 0.25rem;
}

.mockup__divider {
  height: 1px;
  background: var(--color-divider);
  margin-block: 1rem;
}

.mockup__label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
}

.mockup__label--gap {
  margin-top: 1rem;
}

.mockup__text {
  margin-top: 0.375rem;
  font-size: 0.875rem;
  color: var(--color-text);
}

.mockup__list {
  list-style: none;
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.mockup__list li {
  display: grid;
  grid-template-columns: 1.25rem 1fr auto;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.625rem;
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
}

.mockup__rank {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 4px;
  background: var(--color-primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 700;
}

[data-theme='dark'] .mockup__rank {
  color: #0b1918;
}

.mockup__vendor {
  font-weight: 500;
}

.mockup__score {
  font-weight: 600;
  font-size: 0.75rem;
}

.mockup__score--high {
  color: var(--color-primary);
}

.mockup__score--mid {
  color: var(--color-text-muted);
}

/* ========== Section: Problem ========== */
.section--problem {
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface-2);
}

.two-col {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

@media (max-width: 900px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

.two-col p {
  margin-bottom: 1rem;
  color: var(--color-text);
}

.pull {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  border-left: 3px solid var(--color-primary);
  padding-left: 1rem;
  margin-top: 1.5rem;
  font-style: italic;
}

.callout {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  box-shadow: var(--shadow-sm);
}

.callout__eyebrow {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.callout p {
  margin-bottom: 0.875rem;
}

.callout__punch {
  color: var(--color-text);
  padding-top: 0.5rem;
  border-top: 1px dashed var(--color-border);
  margin-top: 1rem;
}

/* ========== Your time matters (dark editorial break) ========== */
.section--time {
  background: var(--color-ink);
  color: #f7f6f2;
  border-top: none;
  padding-top: clamp(4rem, 8vw, 7rem);
  padding-bottom: clamp(4rem, 8vw, 7rem);
}
.time__container {
  max-width: 62ch;
}
.eyebrow--onDark {
  color: #4FBCB8;
  opacity: 0.9;
}
.time__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.2vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  font-weight: 600;
  color: #f7f6f2;
  margin: 0.75rem 0 1.75rem;
}
.time__lede {
  font-size: 1.125rem;
  line-height: 1.65;
  color: rgba(247, 246, 242, 0.78);
  margin: 0 0 1.25rem;
}
.time__lede:last-of-type {
  margin-bottom: 2rem;
}
.time__punch {
  font-family: var(--font-display);
  font-size: 1.375rem;
  line-height: 1.35;
  color: #f7f6f2;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(247, 246, 242, 0.15);
}
.time__punch strong {
  font-weight: 500;
}

/* ========== How it works ========== */
.section--how {
  border-top: 1px solid var(--color-divider);
}

.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  counter-reset: step;
}

@media (max-width: 800px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

.step {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  position: relative;
  transition:
    border-color var(--transition-interactive),
    transform var(--transition-interactive);
}

.step:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.step__num {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.06em;
}

.step__title {
  font-size: var(--text-xl);
  font-weight: 600;
  margin-block: 0.5rem 0.75rem;
  letter-spacing: -0.01em;
}

.step p {
  color: var(--color-text-muted);
}

/* ========== Sample Reports ========== */
.section--samples {
  border-top: 1px solid var(--color-divider);
  background: var(--color-bg);
}
.section--samples .section__lede {
  color: var(--color-text-muted);
  max-width: 60ch;
  margin: 0.75rem auto 0;
  text-align: center;
  font-size: 1.0625rem;
  line-height: 1.55;
}
.samples-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  margin-top: 2.5rem;
}
@media (min-width: 780px) {
  .samples-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
.sample-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}
.sample-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}
.sample-card__thumb {
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-divider);
  aspect-ratio: 8.5 / 6;
  overflow: hidden;
  display: block;
}
.sample-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}
.sample-card__body {
  padding: 1.5rem 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.sample-card__tag {
  display: inline-block;
  align-self: flex-start;
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.sample-card__tag--expo {
  background: rgba(1, 105, 111, 0.1);
  color: var(--color-primary);
}
.sample-card__tag--engagement {
  background: rgba(1, 105, 111, 0.06);
  color: var(--color-primary);
  border: 1px solid rgba(1, 105, 111, 0.25);
}
.sample-card__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.25;
  margin: 0;
  color: var(--color-text);
}
.sample-card__desc {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.55;
  margin: 0;
}
.sample-card__meta {
  color: var(--color-text-faint);
  font-size: 0.8125rem;
  margin: 0;
}
.sample-card__cta {
  color: var(--color-primary);
  font-weight: 500;
  font-size: 0.9375rem;
  margin-top: 0.25rem;
}

/* ========== Differentiation ========== */
.section--diff {
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface-2);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.feature {
  grid-column: span 2;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: border-color var(--transition-interactive);
}

.feature:hover {
  border-color: var(--color-primary);
}

.feature--wide {
  grid-column: 1 / -1;
}

.feature__num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.14em;
  margin-bottom: 0.75rem;
}

.feature h3 {
  font-size: var(--text-xl);
  margin-bottom: 0.625rem;
  letter-spacing: -0.01em;
}

.feature h3 em {
  font-style: italic;
  color: var(--color-primary);
  font-weight: 500;
}

.feature p {
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .feature,
  .feature--wide {
    grid-column: 1;
  }
}

/* ========== Audience ========== */
.section--audience {
  border-top: 1px solid var(--color-divider);
}

.audience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 800px) {
  .audience-grid {
    grid-template-columns: 1fr;
  }
}

.audience-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
}

.audience-card__tag {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.audience-card p {
  color: var(--color-text-muted);
}

.audience-card strong {
  color: var(--color-text);
  background: var(--color-primary-tint);
  padding: 0 4px;
  border-radius: 3px;
}

.audience-card__egs {
  color: var(--color-text-faint);
  font-size: 0.9375rem;
  line-height: 1.5;
  margin-top: 0.5rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--color-divider);
}
.audience-card__egs-label {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-right: 0.5rem;
}

.events {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 62ch;
}

.events strong {
  color: var(--color-text);
  font-weight: 500;
}

/* ========== Privacy — dark ink ========== */
.section--privacy {
  background: var(--color-ink);
  color: #e6e5e0;
}

.section--privacy .eyebrow {
  color: #4fbcb8;
}

.section--privacy h2 {
  color: #f5f4f0;
  font-size: var(--text-2xl);
  max-width: 22ch;
  margin-block: 0.75rem 1.5rem;
}

.section--privacy .privacy__lede {
  color: #b6b3ab;
  font-size: var(--text-lg);
  max-width: 52ch;
}

.privacy {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

@media (max-width: 900px) {
  .privacy {
    grid-template-columns: 1fr;
  }
}

.privacy__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.privacy__list li {
  padding: 1rem 1.25rem;
  background: var(--color-ink-2);
  border: 1px solid var(--color-ink-border);
  border-radius: var(--radius-md);
  color: #d0cec6;
  line-height: 1.55;
}

.privacy__list strong {
  color: #f5f4f0;
  font-weight: 600;
  margin-right: 0.375rem;
}

.privacy__foot {
  grid-column: 1 / -1;
  margin-top: 1.5rem;
  color: #9a978f;
  font-size: 0.9375rem;
}

/* ========== Pricing ========== */
.section--pricing {
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface-2);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  align-items: stretch;
}

@media (max-width: 1000px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.price {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  transition: border-color var(--transition-interactive);
}

.price--featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-tint);
}

.price--muted {
  background: var(--color-bg);
}

.price__flag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

[data-theme='dark'] .price__flag {
  color: #0b1918;
}

.price__head h3 {
  font-size: var(--text-lg);
  margin-bottom: 0.5rem;
}

.price__amount {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.price__was {
  font-size: 1rem;
  color: var(--color-text-faint);
  text-decoration: line-through;
  font-weight: 500;
}

.price__now {
  color: var(--color-primary);
}

.price__amount--soft {
  color: var(--color-text-muted);
  font-size: 1.25rem;
  font-weight: 500;
}

.price__sub {
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  margin-top: 0.25rem;
}

.price__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  flex-grow: 1;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.price__list li {
  padding-left: 1.25rem;
  position: relative;
}

.price__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0.7;
}

.price__list strong {
  color: var(--color-text);
}

.pricing__regnote {
  margin-top: 2rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  max-width: none;
}

.pricing__regnote a {
  color: var(--color-primary);
  font-weight: 500;
  border-bottom: 1px solid transparent;
}

.pricing__regnote a:hover {
  border-bottom-color: var(--color-primary);
}

.refund {
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  background: var(--color-primary-tint);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 0.9375rem;
  max-width: none;
}

.refund strong {
  color: var(--color-primary);
}

/* ========== FAQ ========== */
.section--faq {
  border-top: 1px solid var(--color-divider);
}

.faq {
  max-width: 46rem;
}

.faq details {
  border-bottom: 1px solid var(--color-divider);
  padding: 1.25rem 0;
}

.faq details:first-of-type {
  border-top: 1px solid var(--color-divider);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: color var(--transition-interactive);
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: '+';
  color: var(--color-primary);
  font-size: 1.5rem;
  font-weight: 400;
  transition: transform 200ms ease;
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details p {
  margin-top: 0.75rem;
  color: var(--color-text-muted);
}

/* ========== Founding member ========== */
.section--founder {
  background: var(--color-ink);
  color: #e6e5e0;
  border-top: 1px solid transparent;
}

.founder {
  max-width: 60rem;
  margin: 0 auto;
}

.founder h2 {
  color: #f5f4f0;
  font-size: var(--text-2xl);
  max-width: 26ch;
  margin-block: 0.75rem 1.25rem;
}

.founder__lede {
  color: #b6b3ab;
  font-size: var(--text-lg);
  max-width: 60ch;
  margin-bottom: 2rem;
}

.founder__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (max-width: 720px) {
  .founder__grid {
    grid-template-columns: 1fr;
  }
}

.founder__grid h3 {
  color: #f5f4f0;
  font-size: var(--text-lg);
  margin-bottom: 0.875rem;
}

.founder__grid ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.founder__grid li {
  color: #c8c5bd;
  padding-left: 1.25rem;
  position: relative;
  font-size: 0.9375rem;
}

.founder__grid li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4fbcb8;
}

.founder__grid strong {
  color: #f5f4f0;
}

.founder__why {
  color: #a5a29a;
  font-size: 0.9375rem;
  max-width: 62ch;
  margin-bottom: 2rem;
  font-style: italic;
}

/* ========== Waitlist ========== */
.section--waitlist {
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface-2);
}

.waitlist {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

@media (max-width: 900px) {
  .waitlist {
    grid-template-columns: 1fr;
  }
}

.waitlist__intro h2 {
  font-size: var(--text-2xl);
  max-width: 20ch;
  margin-block: 0.5rem 0.75rem;
}

.waitlist__sub {
  font-size: var(--text-lg);
  color: var(--color-primary);
  font-weight: 500;
  font-style: italic;
  margin-bottom: 1.5rem;
}

.waitlist__intro p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.waitlist__intro strong {
  color: var(--color-text);
}

.waitlist__benefits {
  list-style: none;
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.waitlist__benefits li {
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.waitlist__benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

.waitlist__benefits strong {
  color: var(--color-text);
}

.waitlist__form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  box-shadow: var(--shadow-md);
}

.waitlist__form h3 {
  font-size: var(--text-xl);
  margin-bottom: 1.5rem;
}

.field {
  margin-bottom: 1.125rem;
}

.field label,
.field legend {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.125rem;
}

@media (max-width: 520px) {
  .field-row {
    grid-template-columns: 1fr;
  }
}

.field-row .field {
  margin-bottom: 0;
}

.field input[type='text'],
.field input[type='email'],
.field select,
.field textarea {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  font-size: 0.9375rem;
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-tint);
}

.radio-grid,
.check-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--color-text);
}

@media (max-width: 520px) {
  .radio-grid,
  .check-grid {
    grid-template-columns: 1fr;
  }
}

.radio-grid label,
.check-grid label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 400;
  margin: 0;
  transition: background var(--transition-interactive);
}

.radio-grid label:hover,
.check-grid label:hover {
  background: var(--color-surface-2);
}

.radio-grid input,
.check-grid input {
  accent-color: var(--color-primary);
}

.stacked-radio {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.875rem;
  transition: background var(--transition-interactive);
}

.stacked-radio:hover {
  background: var(--color-surface-2);
}

.stacked-radio input {
  accent-color: var(--color-primary);
}

.hint {
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  font-weight: 400;
  margin-left: 0.25rem;
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-block: 1rem 1.5rem;
  cursor: pointer;
}

.consent input {
  margin-top: 0.15rem;
  accent-color: var(--color-primary);
}

.consent a {
  color: var(--color-primary);
  border-bottom: 1px solid transparent;
}

.consent a:hover {
  border-bottom-color: var(--color-primary);
}

.waitlist__fine {
  margin-top: 1.25rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.waitlist__thanks {
  text-align: center;
  padding-block: 2rem;
}

.waitlist__thanks-mark {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

[data-theme='dark'] .waitlist__thanks-mark {
  color: #0b1918;
}

.waitlist__thanks h3 {
  font-size: var(--text-xl);
  margin-bottom: 0.75rem;
}

.waitlist__thanks p {
  color: var(--color-text-muted);
  max-width: 40ch;
  margin: 0 auto;
}

.waitlist__thanks a {
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-primary);
}

/* ========== Final CTA ========== */
.section--final {
  border-top: 1px solid var(--color-divider);
  padding-block: clamp(5rem, 9vw, 8rem);
}

.final {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto;
}

.final h2 {
  font-size: var(--text-2xl);
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.final p {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  margin-block: 0 2rem;
  margin-inline: auto;
}

.final .btn {
  margin-bottom: 1rem;
}

.fine {
  font-size: 0.8125rem !important;
  color: var(--color-text-faint) !important;
  max-width: 42ch !important;
}

/* ========== Footer ========== */
.footer {
  background: var(--color-ink);
  color: #a5a29a;
  padding-block: 4rem 2rem;
}

.footer__inner {
  display: grid;
  gap: 3rem;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  color: #f5f4f0;
  font-family: var(--font-display);
  font-size: 1.125rem;
}

.footer__logo svg {
  color: #4fbcb8;
}

.footer__tagline {
  color: #7d7a72;
  font-size: 0.875rem;
}

.footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

@media (max-width: 700px) {
  .footer__cols {
    grid-template-columns: repeat(2, 1fr);
  }
}

.footer__cols h4 {
  color: #f5f4f0;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 1rem;
  font-family: var(--font-body);
}

.footer__cols ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer__cols a {
  color: #a5a29a;
  font-size: 0.875rem;
}

.footer__cols a:hover {
  color: #f5f4f0;
}

.footer__fine {
  padding-top: 2rem;
  border-top: 1px solid var(--color-ink-border);
  color: #7d7a72;
  font-size: 0.75rem;
  line-height: 1.6;
  max-width: none;
}