/* Tubby website styles. Tokens and rules from DESIGN.md (tubby-1), adapted
   for the web from the same source language as the app. Sharp corners, flat
   surfaces, one orange per region, pixel art at whole scales. */

:root {
  --canvas: #FFFAEB;
  --surface: #FFFFFF;
  --panel: #FFF0C3;
  --border: #ECDAA2;
  --ink: #1F1F1F;
  --ink-soft: #3C3C3C;
  --accent: #FA520F;
  --sun: #FFD06A;
  --gold: #FFC452;
  --amber: #FF8205;
  --deep: #FA520F;
  --destructive: #E00400;
  --sans: Arial, "Helvetica Neue", Roboto, "Segoe UI", sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "Courier New", monospace;
  --wrap: 1060px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
}

::selection { background: var(--gold); }

h1, h2, h3, h4 { font-weight: 400; margin: 0; }

p { margin: 0 0 16px; }

a { color: var(--ink); }

svg { display: block; }

img { max-width: 100%; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--canvas);
  padding: 12px 16px;
  z-index: 99;
}
.skip-link:focus { left: 0; }

/* ------------------------------------------------------------- type ----- */

.label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 14px;
}

.display {
  font-size: clamp(2.5rem, 6.5vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
}

.h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.75rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

.lede {
  font-size: 1.125rem;
  color: var(--ink-soft);
  max-width: 34em;
}

.small { font-size: 0.8125rem; color: var(--ink-soft); }

/* ---------------------------------------------------------- buttons ----- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  cursor: pointer;
}

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

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

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--ink);
}

/* ----------------------------------------------------------- header ----- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--canvas);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand svg { height: 26px; width: auto; }

.brand svg.brand-mug { height: 36px; }

.site-footer .brand svg.brand-mug { height: 26px; }

.site-nav {
  display: flex;
  gap: 22px;
  margin-left: auto;
}

.site-nav a {
  font-size: 0.875rem;
  text-decoration: none;
  color: var(--ink);
  padding: 6px 2px;
}

.site-nav a:hover { text-decoration: underline; text-underline-offset: 3px; }

.header-cta { margin-left: 8px; min-height: 40px; }

/* ------------------------------------------------------------- hero ----- */

.hero {
  border-bottom: 1px solid var(--border);
  background-image:
    linear-gradient(to right, var(--panel) 1px, transparent 1px),
    linear-gradient(var(--panel) 1px, transparent 1px);
  background-size: 26px 26px;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  padding-top: 88px;
  padding-bottom: 88px;
}

.hero-copy .lede { margin-bottom: 32px; }

.cta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.badge-slot {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 20px;
  background: var(--surface);
  border: 1.5px solid var(--ink);
}

.badge-slot .dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
}

.badge-slot span { font-size: 0.875rem; font-weight: 500; }

.cta-note { font-size: 0.8125rem; color: var(--ink-soft); margin: 0; }

/* Demo card */

.demo { position: relative; }

.demo-app {
  background: var(--surface);
  border: 1.5px solid var(--ink);
}

.demo-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

.demo-bar .px { width: 6px; height: 6px; background: var(--border); }

.demo-bar .title {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-left: 4px;
}

.demo-thread { padding: 18px 14px 8px; min-height: 96px; }

.demo-msg {
  display: inline-block;
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 10px 12px;
  font-size: 0.9375rem;
  max-width: 85%;
}

.demo-inputrow { padding: 12px 14px 16px; }

.demo-field {
  display: flex;
  align-items: center;
  min-height: 46px;
  border: 1.5px solid var(--ink);
  background: var(--surface);
  padding: 8px 64px 8px 12px;
  font-size: 0.9375rem;
  line-height: 1.4;
}

.demo-caret {
  flex: none;
  width: 8px;
  height: 18px;
  margin-left: 3px;
  background: var(--ink);
  animation: caret 1.1s step-end infinite;
}

@keyframes caret { 50% { opacity: 0; } }

.demo-mug {
  position: absolute;
  right: -18px;
  bottom: -26px;
  width: 108px;
}

.demo-mug svg { width: 100%; height: auto; }

.demo-mug.tapped { outline: 3px solid var(--accent); outline-offset: 2px; }

.demo-said {
  margin-top: 34px;
  font-size: 0.9375rem;
  color: var(--ink-soft);
  min-height: 44px;
}

.demo-said .label { display: inline; margin: 0 8px 0 0; }

/* --------------------------------------------------------- sections ----- */

.section { border-bottom: 1px solid var(--border); }

.section .wrap { padding-top: 80px; padding-bottom: 80px; }

.section-head { max-width: 640px; margin-bottom: 40px; }

.section-head p { color: var(--ink-soft); margin: 0; }

/* Cards */

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.cards-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 20px;
}

.card h3 { font-size: 1.0625rem; margin: 0 0 6px; }

.card p { font-size: 0.875rem; color: var(--ink-soft); margin: 0; }

.step-num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 14px;
}

.icon-tile {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--ink);
  background: var(--surface);
  color: var(--ink);
  margin-bottom: 16px;
}

.icon-tile svg { width: 21px; height: 21px; }

.card.selected {
  background: var(--panel);
  border: 2px solid var(--ink);
  padding: 19px;
}

.card.selected .icon-tile { background: var(--accent); }

.mode-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  border: 1px solid var(--ink);
  padding: 3px 6px;
  margin-top: 14px;
}

/* Before / after */

.ba {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: stretch;
  margin-top: 48px;
}

.ba-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 18px 20px;
}

.ba-card.result { border: 1.5px solid var(--ink); background: var(--surface); }

.ba-card .label { margin-bottom: 10px; }

.ba-card p { margin: 0; font-size: 1rem; }

.ba-card .raw { color: var(--ink-soft); }

.ba-arrow {
  align-self: center;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 18px;
}

/* Language chips */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.chip {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 8px 14px;
  font-size: 0.875rem;
}

.chip.more { color: var(--ink-soft); background: transparent; }

/* Privacy */

.privacy-card {
  background: var(--surface);
  border: 1.5px solid var(--ink);
  padding: 28px;
  max-width: 760px;
}

.privacy-card ul { list-style: none; margin: 0 0 20px; padding: 0; }

.privacy-card li {
  position: relative;
  padding-left: 22px;
  margin: 0 0 14px;
  font-size: 0.9375rem;
}

.privacy-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 8px;
  height: 8px;
  background: var(--ink);
}

.privacy-links { display: flex; flex-wrap: wrap; gap: 12px; }

/* Quota tub */

.tub { max-width: 560px; margin-top: 40px; }

.tub-bar {
  height: 22px;
  border: 1.5px solid var(--ink);
  background: var(--surface);
  position: relative;
  overflow: hidden;
}

.tub-fill {
  position: absolute;
  inset: 0;
  width: 100%;
  display: grid;
  grid-template-rows: repeat(4, 1fr);
}

.tub-fill i { display: block; }
.tub-fill i:nth-child(1) { background: var(--sun); }
.tub-fill i:nth-child(2) { background: var(--gold); }
.tub-fill i:nth-child(3) { background: var(--amber); }
.tub-fill i:nth-child(4) { background: var(--deep); }

.tub-caption {
  margin-top: 10px;
  font-size: 0.8125rem;
  color: var(--ink-soft);
}

/* FAQ */

.faq { max-width: 720px; }

.faq details {
  background: var(--surface);
  border: 1px solid var(--border);
  margin-bottom: 8px;
}

.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  font-size: 1rem;
}

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

.faq summary::after {
  content: "+";
  font-family: var(--mono);
  font-size: 16px;
  color: var(--ink);
  flex: none;
}

.faq details[open] summary::after { content: "-"; }

.faq details[open] summary { border-bottom: 1px solid var(--border); }

.faq .faq-body { padding: 14px 18px 18px; font-size: 0.9375rem; color: var(--ink-soft); }

.faq .faq-body p { margin: 0 0 10px; }
.faq .faq-body p:last-child { margin: 0; }

/* Get */

.get .wrap { text-align: center; padding-top: 96px; padding-bottom: 96px; }

.get .h2 { margin-bottom: 12px; }

.get .cta-row { justify-content: center; margin-top: 28px; }

.get .mug-inline { width: 90px; margin: 0 auto 24px; }

.get .mug-inline svg { width: 100%; height: auto; }

/* ----------------------------------------------------------- footer ----- */

.site-footer { background: var(--canvas); }

.site-footer .wrap {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 40px;
  padding-bottom: 40px;
}

.site-footer .brand svg { height: 20px; }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-left: auto;
}

.footer-links a { font-size: 0.8125rem; color: var(--ink-soft); }

.footer-line {
  width: 100%;
  font-size: 0.8125rem;
  color: var(--ink-soft);
  margin: 0;
}

.footer-bands { display: grid; }

.footer-bands i { display: block; height: 10px; }
.footer-bands i:nth-child(1) { background: var(--sun); }
.footer-bands i:nth-child(2) { background: var(--gold); }
.footer-bands i:nth-child(3) { background: var(--amber); }
.footer-bands i:nth-child(4) { background: var(--deep); height: 12px; }

/* ----------------------------------------------------- policy pages ----- */

.doc { max-width: 760px; margin: 0 auto; padding: 48px 20px 72px; }

.doc h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); letter-spacing: -0.01em; margin: 0 0 6px; }

.doc .tagline { color: var(--ink-soft); margin: 0 0 8px; }

.doc .updated { color: var(--ink-soft); font-size: 0.9rem; margin: 0 0 28px; }

.doc h2 { font-size: 1.15rem; margin: 28px 0 8px; }

.doc .card {
  background: var(--surface);
  border: 2px solid var(--border);
  padding: 16px 18px;
  margin: 12px 0;
}

.doc .card.warn { background: var(--panel); }

.doc ol, .doc ul { margin: 8px 0; padding-left: 22px; }

.doc li { margin: 4px 0; }

.doc .accent { color: var(--accent); font-weight: 600; }

.doc .destructive { color: var(--destructive); font-weight: 600; }

.doc a { color: var(--accent); }

.doc footer {
  margin-top: 40px;
  color: var(--ink-soft);
  font-size: 0.85rem;
  border-top: 2px solid var(--border);
  padding-top: 14px;
}

/* 404 */

.notfound {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
}

.notfound .mug-inline { width: 108px; margin-bottom: 28px; }

.notfound .mug-inline svg { width: 100%; height: auto; }

/* ------------------------------------------------------- responsive ----- */

@media (max-width: 880px) {
  .site-nav { display: none; }

  .hero .wrap {
    grid-template-columns: 1fr;
    gap: 64px;
    padding-top: 56px;
    padding-bottom: 72px;
  }

  .demo { max-width: 480px; }

  .section .wrap { padding-top: 56px; padding-bottom: 56px; }

  .cards-3 { grid-template-columns: 1fr; }

  .cards-4 { grid-template-columns: 1fr 1fr; }

  .ba { grid-template-columns: 1fr; }

  .ba-arrow { transform: rotate(90deg); justify-self: start; margin-left: 20px; }
}

@media (max-width: 560px) {
  .cards-4 { grid-template-columns: 1fr; }

  .demo-mug { right: -8px; }

  .header-cta { display: none; }
}

/* --------------------------------------------------- reduced motion ----- */

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

  .demo-caret { animation: none; }
}