@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@700;800&family=IBM+Plex+Mono:wght@500;600&family=IBM+Plex+Sans:wght@400;600&display=swap');

/* ---------------------------------------------------------------------
   Tokens, lifted directly from lib/src/common/presentation/theme/
   (app_colors.dart, app_text_styles.dart, app_spacing.dart, app_radius.dart)
   Dark is the default ground here (matches the app icon + a marketing
   site that wants to feel premium); light is a deliberate, fully
   specified alternate, not an inversion.
--------------------------------------------------------------------- */
:root {
  --primary: #00c2a8;
  --lag: #ffb627;
  --danger: #ff4f64;

  --bg: #0e1016;
  --surface: #14171f;
  --surface-alt: #2a2e38;
  --border: #2a2e38;
  --text: #ededE6;
  --text-dim: rgba(237, 237, 230, 0.6);
  --text-dimmer: rgba(237, 237, 230, 0.4);

  --font-display: 'Big Shoulders Display', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --font-sans: 'IBM Plex Sans', sans-serif;

  --xxs: 2px;
  --xs: 4px;
  --sm: 8px;
  --md: 16px;
  --lg: 24px;
  --xl: 32px;
  --xxl: 48px;

  --r-sm: 5px;
  --r-md: 8px;
  --r-lg: 10px;
  --r-pill: 999px;

  color-scheme: dark;
}

:root[data-theme='light'] {
  --bg: #f7f7f4;
  --surface: #ffffff;
  --surface-alt: #eeeee8;
  --border: #e2e2dc;
  --text: #14171f;
  --text-dim: rgba(20, 23, 31, 0.6);
  --text-dimmer: rgba(20, 23, 31, 0.4);
  color-scheme: light;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme='dark']) {
    --bg: #f7f7f4;
    --surface: #ffffff;
    --surface-alt: #eeeee8;
    --border: #e2e2dc;
    --text: #14171f;
    --text-dim: rgba(20, 23, 31, 0.6);
    --text-dimmer: rgba(20, 23, 31, 0.4);
    color-scheme: light;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body,
html {
  overflow-x: hidden;
}

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

a {
  color: inherit;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--lg);
}

/* Typography ----------------------------------------------------------- */

.eyebrow {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--primary);
  display: inline-block;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.02;
  margin: 0;
  text-wrap: balance;
}

h1 {
  font-size: clamp(44px, 7vw, 84px);
  letter-spacing: -0.5px;
}

h2 {
  font-size: clamp(30px, 4.2vw, 46px);
  font-weight: 700;
}

h3 {
  font-size: 20px;
  font-weight: 700;
}

p {
  margin: 0;
}

.lede {
  font-size: clamp(17px, 2vw, 20px);
  color: var(--text-dim);
  max-width: 46ch;
  text-wrap: pretty;
}

.mono-label {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 10px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text-dimmer);
}

/* Nav -------------------------------------------------------------------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--sm);
  text-decoration: none;
  flex-shrink: 0;
}

.brand img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  flex-shrink: 0;
}

.brand span {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.2px;
  white-space: nowrap;
}

/* Hidden below the breakpoint: three links plus the brand and CTA don't
   fit one unwrapped row on phones/small tablets. The CTA (the actual
   point of the nav) stays visible at every width instead. */
.nav-links {
  display: none;
  align-items: center;
  gap: var(--xl);
}

@media (min-width: 860px) {
  .nav-links {
    display: flex;
  }
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-decoration: none;
  color: var(--text-dim);
  white-space: nowrap;
  transition: color 0.15s ease;
}

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

.nav-cta {
  flex-shrink: 0;
}

/* Buttons ---------------------------------------------------------------- */

.btn {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-decoration: none;
  border-radius: var(--r-md);
  padding: 13px 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--xs);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--primary);
  color: #04120f;
}

.btn-primary:hover {
  opacity: 0.9;
}

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

.btn-ghost:hover {
  border-color: var(--text-dim);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sm);
}

/* Sections ----------------------------------------------------------------*/

section {
  padding: var(--xxl) 0;
}

.hero {
  padding-top: clamp(56px, 10vw, 108px);
  padding-bottom: var(--xl);
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--xxl);
  align-items: center;
}

@media (min-width: 960px) {
  .hero .wrap {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

.hero-copy > * + * {
  margin-top: var(--lg);
}

.hero-copy .eyebrow {
  margin-bottom: var(--sm);
}

.badge-row {
  display: flex;
  gap: var(--sm);
  flex-wrap: wrap;
  margin-top: var(--md);
}

.pill {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 6px 11px;
  border-radius: var(--r-pill);
  background: var(--surface-alt);
  color: var(--text-dim);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

/* Section headers ---------------------------------------------------------*/

.section-head {
  max-width: 640px;
  margin-bottom: var(--xl);
}

.section-head > * + * {
  margin-top: var(--sm);
}

/* Cards ---------------------------------------------------------------- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--lg);
}

.grid {
  display: grid;
  gap: var(--md);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 860px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-card .step-index {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 1px;
}

.step-card h3 {
  margin-top: var(--sm);
}

.step-card p {
  margin-top: var(--xs);
  color: var(--text-dim);
  font-size: 14px;
}

.lead-lag-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--r-sm);
  margin-bottom: var(--sm);
}

.lead-lag-tag.lead {
  color: var(--primary);
  background: color-mix(in srgb, var(--primary) 15%, transparent);
}

.lead-lag-tag.lag {
  color: var(--lag);
  background: color-mix(in srgb, var(--lag) 15%, transparent);
}

/* Feature list ----------------------------------------------------------- */

.feature {
  display: flex;
  gap: var(--md);
  padding: var(--md) 0;
  border-top: 1px solid var(--border);
}

.feature:first-child {
  border-top: none;
}

.feature-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--r-md);
  background: color-mix(in srgb, var(--primary) 14%, transparent);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
}

.feature h3 {
  font-size: 16px;
}

.feature p {
  margin-top: 4px;
  color: var(--text-dim);
  font-size: 14px;
}

/* Privacy callout -----------------------------------------------------*/

.privacy-strip {
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background: linear-gradient(
    155deg,
    color-mix(in srgb, var(--primary) 10%, var(--surface)) 0%,
    var(--surface) 60%
  );
  padding: var(--xl);
  display: grid;
  gap: var(--xl);
  grid-template-columns: 1fr;
}

@media (min-width: 860px) {
  .privacy-strip {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.privacy-strip ul {
  list-style: none;
  margin: var(--md) 0 0;
  padding: 0;
  display: grid;
  gap: var(--sm);
}

.privacy-strip li {
  display: flex;
  gap: var(--sm);
  align-items: flex-start;
  font-size: 14px;
  color: var(--text-dim);
}

.check {
  color: var(--primary);
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-weight: 700;
}

/* FAQ -------------------------------------------------------------------- */

.faq-list {
  display: grid;
  gap: var(--sm);
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--md) var(--lg);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--md);
  font-weight: 600;
  font-size: 16px;
}

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

.faq-item summary::after {
  content: '+';
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--text-dim);
  transition: transform 0.15s ease;
}

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

.faq-item p {
  margin-top: var(--sm);
  color: var(--text-dim);
  font-size: 15px;
}

/* Phone mockup ------------------------------------------------------------*/

.mock-phone {
  border-radius: 34px;
  border: 1px solid var(--border);
  background: var(--surface);
  padding: var(--md);
  width: min(340px, 100%);
  margin: 0 auto;
  box-shadow: 0 30px 80px -30px rgba(0, 194, 168, 0.25);
}

.mock-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mock-app-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
}

.mock-week-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
  background: var(--surface-alt);
  color: var(--lag);
  padding: 5px 9px;
  border-radius: var(--r-sm);
}

.mock-goal-label {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text-dimmer);
  margin-top: var(--md);
}

.mock-goal-title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 17px;
  margin-top: 4px;
}

.mock-arc {
  margin-top: var(--md);
}

.mock-arc-label {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text-dimmer);
  display: flex;
  justify-content: space-between;
}

.mock-arc-track {
  margin-top: var(--sm);
  height: 6px;
  border-radius: var(--r-pill);
  background: var(--surface-alt);
  overflow: hidden;
  display: flex;
}

.mock-arc-fill {
  height: 100%;
  background: var(--primary);
  border-radius: var(--r-pill);
}

.mock-card {
  margin-top: var(--md);
  background: var(--surface-alt);
  border-radius: var(--r-md);
  padding: var(--md);
}

.mock-card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mock-tag {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.mock-tag.lead {
  color: var(--primary);
}

.mock-tag.lag {
  color: var(--lag);
}

.mock-value {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  color: var(--primary);
}

.mock-sub {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  color: var(--text-dimmer);
  margin-top: 2px;
}

/* CTA band ------------------------------------------------------------- */

.cta-band {
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  padding: var(--xxl) var(--xl);
  text-align: center;
}

.cta-band > * + * {
  margin-top: var(--md);
}

.cta-band .btn-row {
  justify-content: center;
}

/* Footer ------------------------------------------------------------- */

footer {
  border-top: 1px solid var(--border);
  padding: var(--xl) 0 var(--xxl);
}

.footer-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--lg);
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: var(--lg);
  flex-wrap: wrap;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  text-decoration: none;
}

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

.footer-copy {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dimmer);
}

/* 404 ---------------------------------------------------------------------*/

.not-found {
  padding: clamp(64px, 14vw, 140px) 0;
}

.not-found .wrap {
  max-width: 640px;
}

/* Legal pages ------------------------------------------------------------ */

.legal {
  padding-top: var(--xl);
}

.legal .wrap {
  max-width: 760px;
}

.legal h1 {
  font-size: clamp(32px, 5vw, 48px);
}

.legal .updated {
  margin-top: var(--sm);
}

.legal-body {
  margin-top: var(--xl);
}

.legal-body h2 {
  font-size: 20px;
  margin-top: var(--xxl);
  margin-bottom: var(--sm);
}

.legal-body h2:first-child {
  margin-top: 0;
}

.legal-body p,
.legal-body li {
  color: var(--text-dim);
  font-size: 15px;
  margin-top: var(--sm);
}

.legal-body ul {
  padding-left: 1.2em;
}

.legal-body a {
  color: var(--primary);
  text-decoration: underline;
}

.legal-note {
  margin-top: var(--xl);
  padding: var(--md);
  border-radius: var(--r-md);
  border: 1px dashed var(--border);
  font-size: 13px;
  color: var(--text-dimmer);
}