/* hkutluay.com — one stylesheet for every page.
   A page (or a card) picks a theme with a class; themes only set custom properties,
   components never hard-code colours. */

/* ---------- Themes ---------- */

:root {
  --bg: #f7f6f2;
  --ink: #111111;
  --muted: #5b5b57;
  --line: rgba(17, 17, 17, 0.12);
  --card-bg: #ffffff;
  --accent: #111111;
  --accent-2: #111111;
  --hero-bg: #111111;
  --hero-ink: #ffffff;
  --hero-muted: rgba(255, 255, 255, 0.72);
  --hero-accent: #ffffff;
  --hero-deco: none;
  --hero-deco-size: auto;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: var(--font);
  --gutter: 16px;
  --max: 1120px;
  --radius: 28px;
}

@media (min-width: 768px) {
  :root { --gutter: 32px; }
}

@media (prefers-color-scheme: dark) {
  .theme-home {
    --bg: #0e0f11;
    --ink: #f2f2f0;
    --muted: #a3a39e;
    --line: rgba(242, 242, 240, 0.14);
    --card-bg: #17181b;
    --accent: #f2f2f0;
    --accent-2: #f2f2f0;
  }
}

.theme-chronolyze {
  --bg: #f0f2ea;
  --ink: #0b1a1f;
  --muted: #4f6662;
  --line: rgba(11, 26, 31, 0.12);
  --card-bg: #ffffff;
  --accent: #0e6761;
  --accent-2: #61aba1;
  --hero-bg: #061628;
  --hero-ink: #f0f2ea;
  --hero-muted: rgba(240, 242, 234, 0.74);
  --hero-accent: #61aba1;
  /* timegrapher paper grid */
  --hero-deco: linear-gradient(rgba(97, 171, 161, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(97, 171, 161, 0.12) 1px, transparent 1px);
  --hero-deco-size: 28px 28px;
}

.theme-reelo {
  --bg: #faf9f3;
  --ink: #0d0d0d;
  --muted: #55554f;
  --line: rgba(13, 13, 13, 0.12);
  --card-bg: #ffffff;
  --accent: #0048fe;
  --accent-2: #e7fb67;
  --hero-bg: #0048fe;
  --hero-ink: #ffffff;
  --hero-muted: rgba(255, 255, 255, 0.82);
  --hero-accent: #e7fb67;
  /* lime disc in the corner, like the store artwork */
  --hero-deco: radial-gradient(circle at 100% 0, #e7fb67 0 72px, transparent 73px);
  --hero-deco-size: auto;
  --font-display: ui-rounded, "SF Pro Rounded", var(--font);
}

/* ---------- Base ---------- */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.55 var(--font);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

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

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.wrap {
  width: min(100% - 2 * var(--gutter), var(--max));
  margin-inline: auto;
}

/* ---------- Header & footer ---------- */

.site-header {
  padding-block: 18px;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.nav {
  display: flex;
  gap: 20px;
  font-size: 15px;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

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

.site-footer {
  margin-top: clamp(48px, 8vw, 96px);
  padding-block: 28px 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 24px;
}

.site-footer p {
  margin: 0;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.site-footer a {
  color: var(--muted);
}

.site-footer a:hover {
  color: var(--ink);
}

/* ---------- Home ---------- */

.intro {
  padding-block: clamp(32px, 9vw, 112px) clamp(28px, 5vw, 56px);
}

.intro h1 {
  font-size: clamp(44px, 9vw, 92px);
  font-weight: 800;
}

.intro p {
  max-width: 30ch;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: clamp(19px, 2.4vw, 26px);
  line-height: 1.4;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: 20px;
}

.app-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: clamp(360px, 42vw, 460px);
  padding: clamp(24px, 4vw, 40px);
  border-radius: var(--radius);
  background-color: var(--hero-bg);
  background-image: var(--hero-deco);
  background-size: var(--hero-deco-size);
  color: var(--hero-ink);
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.app-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
}

.app-card .app-icon {
  width: 72px;
  height: 72px;
  margin-bottom: 0;
}

.app-card h2 {
  margin-top: auto;
  padding-top: 32px;
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 800;
}

.app-card .tagline {
  margin: 10px 0 6px;
  color: var(--hero-accent);
  font-family: var(--font-display);
  font-size: clamp(19px, 2vw, 22px);
  font-weight: 700;
  line-height: 1.25;
}

.app-card p {
  margin: 0;
  color: var(--hero-muted);
}

.app-card .more {
  margin-top: 22px;
  font-weight: 600;
}

@media (prefers-reduced-motion: reduce) {
  .app-card {
    transition: none;
  }

  .app-card:hover {
    transform: none;
  }
}

/* ---------- App pages ---------- */

.hero {
  padding: clamp(28px, 6vw, 72px);
  border-radius: var(--radius);
  background-color: var(--hero-bg);
  background-image: var(--hero-deco);
  background-size: var(--hero-deco-size);
  color: var(--hero-ink);
}

.hero :focus-visible {
  outline-color: var(--hero-accent);
}

.app-icon {
  width: 88px;
  height: 88px;
  margin-bottom: 28px;
  border-radius: 22.5%;
  /* faint ring keeps a dark icon visible on a dark hero */
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.16), 0 10px 28px rgba(0, 0, 0, 0.28);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--hero-accent);
}

.hero h1 {
  max-width: 14ch;
  font-size: clamp(42px, 7.5vw, 84px);
  font-weight: 800;
}

.tone {
  color: var(--accent);
}

.hero .tone {
  color: var(--hero-accent);
}

.pitch {
  max-width: 38ch;
  margin: 22px 0 30px;
  color: var(--hero-muted);
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.45;
}

.badge {
  display: inline-block;
  border-radius: 9px;
}

.badge img {
  width: 156px;
  height: 52px;
}

.meta {
  margin: 14px 0 0;
  color: var(--hero-muted);
  font-size: 14px;
}

.shots-section {
  margin-block: clamp(32px, 6vw, 64px) 0;
}

.shots {
  display: flex;
  gap: 16px;
  margin: 0;
  padding: 8px max(var(--gutter), (100% - var(--max)) / 2) 28px;
  list-style: none;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: max(var(--gutter), (100% - var(--max)) / 2);
}

.shots li {
  flex: 0 0 auto;
  width: clamp(220px, 62vw, 290px);
  scroll-snap-align: start;
}

.shots img {
  width: 100%;
  border-radius: 22px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06), 0 14px 34px rgba(0, 0, 0, 0.12);
}

.section {
  padding-top: clamp(40px, 7vw, 88px);
}

.section h2 {
  max-width: 20ch;
  font-size: clamp(32px, 5vw, 54px);
  font-weight: 800;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
  gap: 16px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.feature {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--card-bg);
}

.feature h3 {
  margin-bottom: 8px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.feature p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.5;
}

.needs {
  display: grid;
  gap: 20px;
  max-width: 68ch;
  margin-top: 20px;
}

.needs p {
  margin: 0;
  font-size: 18px;
}

.needs .callout {
  padding: 4px 0 4px 18px;
  border-left: 4px solid var(--accent);
  color: var(--muted);
  font-size: 16px;
}

.cta {
  margin-top: clamp(48px, 8vw, 96px);
}

.hero--compact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.hero--compact h2 {
  max-width: 18ch;
  font-size: clamp(30px, 4.5vw, 48px);
  font-weight: 800;
}

/* ---------- Privacy & support pages (styles the carried-over markup) ---------- */

.legal {
  width: min(100% - 2 * var(--gutter), 720px);
  margin-inline: auto;
  padding-block: 16px 0;
}

.legal header {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.legal header p {
  margin: 0;
  color: var(--muted);
}

.legal h1 {
  margin: 16px 0 8px;
  font-size: clamp(34px, 6vw, 48px);
  font-weight: 800;
}

.legal h2 {
  margin: 36px 0 10px;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.legal h3 {
  margin: 24px 0 6px;
  font-size: 18px;
  font-weight: 650;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.legal p {
  margin: 0 0 14px;
}

.legal ul,
.legal ol {
  margin: 0 0 14px;
  padding-left: 1.3em;
}

.legal li {
  margin: 6px 0;
}

.legal a {
  overflow-wrap: anywhere;
}

.legal .muted,
.legal .last-updated {
  color: var(--muted);
  font-size: 15px;
}

.legal code {
  padding: 1px 6px;
  border-radius: 6px;
  background: var(--line);
  font: 0.9em ui-monospace, SFMono-Regular, Menlo, monospace;
}

.legal .card,
.legal .contact,
.legal .note,
.legal section,
.legal details {
  margin: 18px 0;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card-bg);
}

.legal .contact {
  border-color: var(--accent);
}

.legal .note {
  border-left: 4px solid var(--accent);
}

.legal section h2 {
  margin-top: 0;
}

.legal .card > :last-child,
.legal section > :last-child,
.legal details > :last-child {
  margin-bottom: 0;
}

.legal details {
  padding-block: 4px;
}

.legal details[open] {
  padding-bottom: 16px;
}

.legal summary {
  padding: 12px 0;
  font-weight: 600;
  cursor: pointer;
}