/* CrabTales visual system
   Dark theme only. Values are restricted to the design tokens below. */

@font-face {
  font-family: "Manrope";
  src: url("/assets/fonts/manrope-latin-wght-normal.woff2") format("woff2-variations");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

/* Subset of Noto Sans SC covering only the filing characters used in the
   footer. Keeps the legally required line legible even on systems with no CJK
   fonts, at 2.6 KB. */
@font-face {
  font-family: "Noto Sans SC Subset";
  src: url("/assets/fonts/noto-sans-sc-subset.woff2") format("woff2");
  font-weight: 400 500;
  font-style: normal;
  font-display: swap;
  unicode-range: U+53F7, U+5907, U+6848, U+6D59;
}

:root {
  /* Dark backgrounds, approved set */
  --bg: #181818;
  --bg-deep: #131209;
  --surface: #1f1f1f;
  --raised: #272727;
  --line: #313131;

  /* Text */
  --text: #f2efe9;
  --muted: #a6a29a;
  --faint: #8e8a82;
  --accent: #e9a178;
  --accent-hover: #f0b18c;
  --accent-ink: #181818;

  /* Spacing scale */
  --space-0: 0;
  --space-25: 2px;
  --space-50: 4px;
  --space-75: 8px;
  --space-100: 12px;
  --space-200: 16px;
  --space-300: 24px;
  --space-400: 32px;
  --space-500: 40px;
  --space-600: 48px;
  --space-700: 64px;
  --space-800: 80px;
  --space-900: 96px;

  /* Radii, Tailwind values */
  --radius-sm: 2px;
  --radius: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-2xl: 16px;
  --radius-3xl: 24px;
  --radius-full: 9999px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --container: 1120px;
  --font-sans: "Manrope", "Noto Sans SC Subset", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

::selection {
  background: var(--accent);
  color: var(--accent-ink);
}

/* ---------- Text styles ---------- */

.heading-1 {
  margin: 0;
  font-size: 60px;
  line-height: 60px;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.heading-2 {
  margin: 0;
  font-size: 48px;
  line-height: 48px;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.heading-3 {
  margin: 0;
  font-size: 36px;
  line-height: 40px;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.heading-4 {
  margin: 0;
  font-size: 30px;
  line-height: 36px;
  font-weight: 600;
  text-wrap: balance;
}

.heading-5 {
  margin: 0;
  font-size: 24px;
  line-height: 32px;
  font-weight: 600;
  text-wrap: balance;
}

.heading-6 {
  margin: 0;
  font-size: 20px;
  line-height: 28px;
  font-weight: 600;
}

.title-1 {
  margin: 0;
  font-size: 20px;
  line-height: 28px;
  font-weight: 500;
}

.title-2 {
  margin: 0;
  font-size: 18px;
  line-height: 28px;
  font-weight: 500;
}

.title-3 {
  margin: 0;
  font-size: 16px;
  line-height: 24px;
  font-weight: 500;
}

.title-4 {
  margin: 0;
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
}

.title-5 {
  margin: 0;
  font-size: 12px;
  line-height: 16px;
  font-weight: 500;
}

.body-3 {
  margin: 0;
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  text-wrap: pretty;
}

.body-3 a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 300ms var(--ease);
}

.body-3 a:hover {
  color: var(--accent-hover);
}

.body-6 {
  margin: 0;
  font-size: 14px;
  line-height: 20px;
  font-weight: 400;
  text-wrap: pretty;
}

.button-md {
  font-size: 16px;
  line-height: 24px;
  font-weight: 600;
}

.button-sm {
  font-size: 14px;
  line-height: 20px;
  font-weight: 600;
}

.caption-2 {
  margin: 0;
  font-size: 14px;
  line-height: 20px;
  font-weight: 400;
  text-wrap: pretty;
}

.caption-4 {
  margin: 0;
  font-size: 12px;
  line-height: 16px;
  font-weight: 500;
}

.caption-5 {
  margin: 0;
  font-size: 12px;
  line-height: 16px;
  font-weight: 400;
  text-wrap: pretty;
}

.muted {
  color: var(--muted);
}

.faint {
  color: var(--faint);
}

/* ---------- Layout ---------- */

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-300);
}

.section {
  padding-block: var(--space-900);
  border-top: 1px solid var(--line);
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-200);
  max-width: 680px;
  margin-bottom: var(--space-700);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
  color: var(--accent);
  font-size: 12px;
  line-height: 16px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.skip-link {
  position: absolute;
  top: var(--space-75);
  left: var(--space-75);
  z-index: 100;
  padding: var(--space-75) var(--space-100);
  border-radius: var(--radius-lg);
  background: var(--accent);
  color: var(--accent-ink);
  transform: translateY(-200%);
  transition: transform 300ms var(--ease);
}

.skip-link:focus {
  transform: none;
}

/* ---------- Navigation ---------- */

.nav {
  position: fixed;
  top: var(--space-200);
  left: 50%;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: var(--space-300);
  width: max-content;
  max-width: calc(100vw - var(--space-400));
  padding: var(--space-75) var(--space-100);
  border: 1px solid var(--line);
  border-radius: var(--radius-3xl);
  background: rgba(31, 31, 31, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform: translateX(-50%);
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
  padding: 0 var(--space-75);
  font-size: 16px;
  line-height: 24px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav-brand svg {
  width: 20px;
  height: 20px;
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-25);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-75) var(--space-100);
  border-radius: var(--radius-lg);
  color: var(--muted);
  transition: color 300ms var(--ease), background-color 300ms var(--ease);
}

.nav-link:hover {
  color: var(--text);
  background: var(--raised);
}

.nav-link.is-active {
  color: var(--text);
}

.nav-link:active {
  transform: scale(0.98);
}

.nav-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
  padding: var(--space-75) var(--space-100);
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  color: var(--muted);
  white-space: nowrap;
}

.nav-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--accent);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  color: var(--text);
  transition: background-color 300ms var(--ease);
}

.nav-toggle:hover {
  background: var(--raised);
}

.nav-toggle:active {
  transform: scale(0.98);
}

.nav-toggle .icon-line {
  transition: transform 500ms var(--ease), opacity 500ms var(--ease);
  transform-origin: 12px 12px;
}

/* Mobile menu panel */

.menu-panel {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-100);
  padding: var(--space-800) var(--space-300) var(--space-500);
  background: rgba(24, 24, 24, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 500ms var(--ease), visibility 0s linear 500ms;
}

.menu-panel[data-open="true"] {
  opacity: 1;
  visibility: visible;
  transition: opacity 500ms var(--ease), visibility 0s linear 0s;
}

.menu-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-200) 0;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  opacity: 0;
  transform: translateY(-24px);
  transition: opacity 500ms var(--ease), transform 500ms var(--ease),
    color 300ms var(--ease);
}

.menu-panel[data-open="true"] .menu-link {
  opacity: 1;
  transform: none;
}

.menu-link:nth-child(1) {
  transition-delay: 60ms;
}
.menu-link:nth-child(2) {
  transition-delay: 120ms;
}
.menu-link:nth-child(3) {
  transition-delay: 180ms;
}
.menu-link:nth-child(4) {
  transition-delay: 240ms;
}
.menu-link:nth-child(5) {
  transition-delay: 300ms;
}

.menu-link svg {
  width: 20px;
  height: 20px;
  color: var(--faint);
}

.menu-foot {
  margin-top: var(--space-300);
  color: var(--faint);
}

/* ---------- Hero ---------- */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.75fr);
  align-items: center;
  gap: var(--space-700);
  padding-block: var(--space-900);
  padding-top: calc(var(--space-900) + var(--space-500));
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-300);
  max-width: 680px;
}

.hero-heading {
  background: linear-gradient(90deg, #ffffff, #9b9b9b);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  max-width: 680px;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-100);
  margin-top: var(--space-75);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-200) var(--space-300);
  margin-top: var(--space-200);
  color: var(--faint);
}

.hero-proof span {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
}

.hero-proof svg {
  width: 16px;
  height: 16px;
  color: var(--muted);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-75);
  padding: var(--space-75) var(--space-100);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: background-color 300ms var(--ease), color 300ms var(--ease),
    transform 500ms var(--ease);
}

.btn svg {
  width: 16px;
  height: 16px;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}

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

.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  border: 1px solid var(--line);
  color: var(--text);
  background: transparent;
}

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

.btn-secondary:active {
  transform: scale(0.98);
}

.btn[aria-disabled="true"] {
  color: var(--faint);
  border-color: var(--line);
  cursor: not-allowed;
}

.btn[aria-disabled="true"]:hover {
  background: transparent;
  transform: none;
}

/* Hero scorecard */

.scorecard {
  position: relative;
  padding: var(--space-300);
  border: 1px solid var(--line);
  border-radius: var(--radius-2xl);
  background: var(--surface);
  transition: transform 500ms var(--ease), border-color 300ms var(--ease);
}

.scorecard:hover {
  transform: translateY(-2px);
  background: var(--raised);
}

.scorecard::after {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: var(--radius-2xl);
  background: var(--bg-deep);
  opacity: 0.6;
}

.scorecard-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-200);
  margin-bottom: var(--space-300);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-50);
  padding: var(--space-25) var(--space-75);
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  color: var(--muted);
}

.badge-accent {
  border-color: rgba(233, 161, 120, 0.35);
  color: var(--accent);
  background: var(--bg-deep);
}

.scorecard h3 {
  margin: 0 0 var(--space-75);
}

.scorecard-meta {
  color: var(--muted);
  margin-bottom: var(--space-300);
}

.score-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-50);
  margin: 0 0 var(--space-300);
  padding: 0;
  list-style: none;
}

.score-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-75) var(--space-100);
  border-radius: var(--radius-lg);
  background: var(--raised);
  transition: background-color 300ms var(--ease);
}

.score-row:hover {
  background: var(--line);
}

.score-row.is-winner {
  border: 1px solid rgba(233, 161, 120, 0.35);
  background: var(--bg-deep);
}

.score-name {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
}

.score-rank {
  color: var(--faint);
  font-variant-numeric: tabular-nums;
}

.score-value {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.scorecard-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-200);
  padding-top: var(--space-200);
  border-top: 1px solid var(--line);
  color: var(--faint);
}

.scorecard-foot span {
  display: inline-flex;
  align-items: center;
  gap: var(--space-50);
}

.scorecard-foot svg {
  width: 14px;
  height: 14px;
}

/* ---------- Tagline reveal ---------- */

.tagline {
  padding: var(--space-900) 0;
  border-top: 1px solid var(--line);
}

.tagline-inner {
  max-width: 900px;
}

.tagline-line {
  display: block;
  font-size: 48px;
  line-height: 48px;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

/* A solid muted tone rather than 30% opacity: at 30% the unlit words fall
   below the 3:1 contrast floor for large text. */
.tagline-word {
  display: inline-block;
  color: #6a6761;
  transition: color 500ms var(--ease);
}

.tagline-word.is-lit {
  color: var(--text);
}

/* ---------- Sessions ---------- */

.section-note {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
  margin-top: var(--space-100);
  color: var(--faint);
}

.session-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-300);
}

.session-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-200);
  padding: var(--space-300);
  border: 1px solid var(--line);
  border-radius: var(--radius-2xl);
  background: var(--surface);
  transition: transform 500ms var(--ease), border-color 300ms var(--ease),
    background-color 300ms var(--ease);
}

.session-card:hover {
  transform: translateY(-2px);
  background: var(--raised);
}

.session-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-200);
}

.session-top h3 {
  margin: 0 0 var(--space-25);
}

.session-meta {
  color: var(--muted);
}

.session-score {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-75);
  margin: 0;
  padding: 0;
  list-style: none;
}

.session-score li {
  padding: var(--space-25) var(--space-75);
  border-radius: var(--radius-md);
  background: var(--raised);
  color: var(--muted);
  font-size: 14px;
  line-height: 20px;
  font-variant-numeric: tabular-nums;
}

.session-score li.is-winner {
  color: var(--accent);
  background: var(--bg-deep);
}

.session-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-200);
  margin-top: auto;
  padding-top: var(--space-200);
  border-top: 1px solid var(--line);
  color: var(--faint);
}

/* Steps */

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-300);
  margin-top: var(--space-700);
}

.step {
  padding: var(--space-300);
  border: 1px solid var(--line);
  border-radius: var(--radius-2xl);
  background: var(--bg-deep);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-bottom: var(--space-200);
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  color: var(--accent);
  font-size: 14px;
  line-height: 20px;
  font-weight: 600;
}

.step h3 {
  margin: 0 0 var(--space-75);
}

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

/* ---------- Logs ---------- */

.log-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-300);
}

.log-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-200);
  padding: var(--space-300);
  border: 1px solid var(--line);
  border-radius: var(--radius-2xl);
  background: var(--surface);
  transition: transform 500ms var(--ease), border-color 300ms var(--ease);
}

.log-card:hover {
  transform: translateY(-2px);
  background: var(--raised);
}

.log-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: var(--raised);
  color: var(--accent);
}

.log-icon svg {
  width: 20px;
  height: 20px;
}

.log-card h3 {
  margin: 0;
}

.log-card p {
  color: var(--muted);
  flex: 1;
}

.log-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-50);
  color: var(--faint);
}

.log-status .nav-dot {
  background: var(--faint);
}

.log-status.is-live {
  color: var(--accent);
}

.log-status.is-live .nav-dot {
  background: var(--accent);
}

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

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: var(--space-800);
  align-items: start;
}

.about-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-200);
  color: var(--muted);
}

.faq {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-200);
  padding: var(--space-300) 0;
  cursor: pointer;
  list-style: none;
  transition: color 300ms var(--ease);
}

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

.faq summary:hover {
  color: var(--accent);
}

.faq summary svg {
  width: 16px;
  height: 16px;
  flex: none;
  color: var(--faint);
  transition: transform 500ms var(--ease);
}

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

.faq-answer {
  padding: 0 0 var(--space-300);
  max-width: 640px;
  color: var(--muted);
}

/* ---------- Final call ---------- */

.final {
  text-align: center;
}

.final-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-200);
  max-width: 680px;
  margin: 0 auto;
}

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

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

.footer {
  padding: var(--space-800) 0 var(--space-500);
  border-top: 1px solid var(--line);
  background: var(--bg-deep);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-500);
  padding-bottom: var(--space-700);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-100);
  max-width: 320px;
}

.footer-brand p {
  color: var(--faint);
}

.footer-title {
  margin: 0 0 var(--space-200);
  color: var(--muted);
}

.footer-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-75);
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-list a {
  color: var(--faint);
  transition: color 300ms var(--ease);
}

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

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-200);
  padding-top: var(--space-300);
  border-top: 1px solid var(--line);
  color: var(--faint);
}

.filing {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
  color: var(--faint);
}

.filing a {
  color: var(--muted);
  transition: color 300ms var(--ease);
}

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

/* ---------- Reveal ---------- */

html.js .reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}

html.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- Subpages ---------- */

.subnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-200);
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-300) var(--space-300) 0;
}

.subnav-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-75);
  color: var(--muted);
  transition: color 300ms var(--ease);
}

.subnav-back:hover {
  color: var(--text);
}

.subnav-back svg {
  width: 16px;
  height: 16px;
}

.doc {
  display: flex;
  flex-direction: column;
  gap: var(--space-300);
  max-width: 720px;
  padding: var(--space-800) 0 var(--space-900);
}

.doc h2 {
  margin-top: var(--space-400);
}

.doc p,
.doc li {
  color: var(--muted);
}

.doc ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-75);
  margin: var(--space-100) 0 0;
  padding-left: var(--space-300);
}

.doc .updated {
  color: var(--faint);
}

.error-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
  padding: var(--space-900) var(--space-300);
  text-align: center;
}

.error-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-200);
  max-width: 560px;
}

.error-code {
  color: var(--raised);
  font-size: 96px;
  line-height: 96px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

/* ---------- Responsive ---------- */

@media (max-width: 1024px) {
  .heading-1 {
    font-size: 48px;
    line-height: 48px;
  }

  .heading-2 {
    font-size: 36px;
    line-height: 40px;
  }

  .tagline-line {
    font-size: 36px;
    line-height: 40px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: var(--space-500);
    padding-top: calc(var(--space-900) + var(--space-300));
  }

  .log-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-500);
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-200);
  }

  .section {
    padding-block: var(--space-800);
  }

  .nav {
    top: var(--space-100);
    gap: var(--space-200);
    width: calc(100vw - var(--space-200) * 2);
    max-width: none;
    justify-content: space-between;
  }

  .nav-links,
  .nav-status {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .menu-panel {
    display: flex;
  }

  .hero {
    padding-block: var(--space-800);
    padding-top: calc(var(--space-800) + var(--space-700));
  }

  .heading-1 {
    font-size: 36px;
    line-height: 40px;
  }

  .heading-2 {
    font-size: 30px;
    line-height: 36px;
  }

  .heading-3 {
    font-size: 30px;
    line-height: 36px;
  }

  .tagline-line {
    font-size: 30px;
    line-height: 36px;
  }

  .session-grid,
  .steps,
  .log-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section-head {
    margin-bottom: var(--space-500);
  }

  .footer-grid {
    gap: var(--space-400);
    padding-bottom: var(--space-500);
  }
}

@media (max-width: 480px) {
  .heading-1 {
    font-size: 30px;
    line-height: 36px;
  }

  .heading-2 {
    font-size: 24px;
    line-height: 32px;
  }

  .tagline-line {
    font-size: 24px;
    line-height: 32px;
  }

  .scorecard,
  .session-card,
  .step,
  .log-card {
    padding: var(--space-200);
  }

  .hero-actions .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .menu-link {
    opacity: 1;
    transform: none;
  }

  .tagline-word {
    color: var(--text);
  }
}