/* ==========================================================================
   catboxdownloader.com — "cardboard box" design system
   Palette: cream paper / warm ink / marmalade / cardboard tan / deep teal
   Type: Fraunces (display) · Atkinson Hyperlegible (body) · IBM Plex Mono (urls)
   ========================================================================== */

:root {
  --paper: #faf6ee;
  --paper-deep: #f3ecdd;
  --card: #fffdf8;
  --ink: #2b241a;
  --ink-soft: #5c5344;
  --ink-faint: #8a7f6c;
  --line: #e6dcc8;
  --line-strong: #d3c5a8;
  --marmalade: #d95d0e;
  --marmalade-deep: #b34a0b;
  --marmalade-soft: #fbe8d8;
  --cardboard: #c99e63;
  --cardboard-deep: #a97b3f;
  --teal: #1d6a5e;
  --teal-soft: #ddeeea;
  --good: #2e7d4f;
  --good-soft: #e0f0e6;
  --bad: #b3362a;
  --bad-soft: #f9e4e1;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow-card: 0 1px 2px rgba(66, 50, 24, 0.06), 0 10px 28px -14px rgba(66, 50, 24, 0.25);
  --shadow-pop: 0 2px 4px rgba(66, 50, 24, 0.08), 0 18px 44px -16px rgba(66, 50, 24, 0.35);
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Atkinson Hyperlegible", "Avenir Next", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  /* faint paper grain */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.028'/%3E%3C/svg%3E");
}

::selection { background: var(--marmalade); color: #fff; }

/* ---------- typography ---------- */

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 640;
  font-variation-settings: "SOFT" 60, "WONK" 1;
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2.3rem, 5.4vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); }
h3 { font-size: 1.22rem; }

p { margin: 0 0 1em; }

a { color: var(--marmalade); text-decoration-thickness: 1.5px; text-underline-offset: 2px; }
a:hover { color: var(--marmalade-deep); }

.mono { font-family: var(--font-mono); font-size: 0.86em; }

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 100;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* ---------- layout shells ---------- */

.wrap {
  width: min(1080px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.wrap--narrow { width: min(760px, calc(100% - 2.5rem)); }

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

.site-header {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 86%, #fff);
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(6px);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding-block: 0.7rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.18rem;
  font-weight: 640;
  letter-spacing: -0.01em;
}

.brand svg { width: 38px; height: 38px; flex: none; }

.brand .tld { color: var(--marmalade); }

.site-nav { margin-left: auto; display: flex; gap: 0.25rem; }

.site-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
}

.site-nav a:hover, .site-nav a[aria-current="page"] {
  color: var(--ink);
  background: var(--paper-deep);
}

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

.hero {
  padding: clamp(2.2rem, 6vw, 4.2rem) 0 1.2rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  /* faint diagonal packing-tape stripes drifting behind the hero */
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 62%;
  height: 150%;
  background: repeating-linear-gradient(
    -38deg,
    transparent 0 46px,
    rgba(201, 158, 99, 0.10) 46px 74px
  );
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to left, #000 30%, transparent 90%);
          mask-image: linear-gradient(to left, #000 30%, transparent 90%);
}

.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 2rem;
  align-items: center;
  position: relative;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.9rem;
}

.hero-kicker::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--teal);
  border-radius: 2px;
}

.hero h1 .accent {
  color: var(--marmalade);
  font-style: italic;
  font-variation-settings: "SOFT" 100, "WONK" 1;
}

.hero-sub {
  font-size: 1.14rem;
  color: var(--ink-soft);
  max-width: 34rem;
}

.hero-art { justify-self: center; position: relative; }
.hero-art svg { width: min(320px, 68vw); height: auto; display: block; }

/* staggered entrance */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(14px);
    animation: rise 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
  }
  .reveal:nth-child(2) { animation-delay: 0.08s; }
  .reveal:nth-child(3) { animation-delay: 0.16s; }
  .hero-art { animation: rise 0.9s 0.2s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
  @keyframes rise {
    to { opacity: 1; transform: none; }
  }
  .hero-art .box-lid { transform-origin: 88px 96px; animation: lid 5s ease-in-out infinite; }
  @keyframes lid {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(-4deg); }
  }
}

/* ---------- downloader tool ---------- */

.tool {
  padding: 0.8rem 0 3rem;
}

.tool-card {
  background: var(--card);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-pop);
  position: relative;
  overflow: hidden;
}

/* packing-tape strip across the top of the card */
.tool-card::before {
  content: "";
  display: block;
  height: 10px;
  background:
    repeating-linear-gradient(-45deg,
      rgba(255,255,255,0.35) 0 10px, transparent 10px 20px),
    var(--cardboard);
}

.tool-inner { padding: clamp(1.2rem, 3vw, 2rem); }

.mode-tabs {
  display: inline-flex;
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px;
  gap: 4px;
  margin-bottom: 1.1rem;
}

.mode-tabs button {
  appearance: none;
  border: 0;
  background: transparent;
  font: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink-soft);
  padding: 0.45rem 1.1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.mode-tabs button[aria-selected="true"] {
  background: var(--ink);
  color: var(--paper);
}

.field-label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.45rem;
}

.field-hint {
  color: var(--ink-faint);
  font-size: 0.9rem;
  margin-top: 0.4rem;
  margin-bottom: 0;
}

.url-input, .url-textarea {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--paper);
  border: 2px dashed var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.url-input:focus, .url-textarea:focus {
  outline: none;
  border-color: var(--marmalade);
  border-style: solid;
  background: #fff;
}

.url-textarea { min-height: 168px; resize: vertical; line-height: 1.6; }

.tool-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
  margin-top: 1.1rem;
}

.btn {
  appearance: none;
  border: 0;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  border-radius: 999px;
  padding: 0.78rem 1.6rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.15s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--marmalade);
  color: #fff;
  box-shadow: 0 2px 0 var(--marmalade-deep), 0 10px 22px -10px rgba(217, 93, 14, 0.55);
}

.btn-primary:hover { background: #e4680f; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(1px); box-shadow: 0 0 0 var(--marmalade-deep); }
.btn-primary:disabled { background: var(--line-strong); box-shadow: none; cursor: not-allowed; transform: none; }

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 2px solid var(--line-strong);
}

.btn-secondary:hover { border-color: var(--ink); }
.btn-secondary:disabled { color: var(--ink-faint); border-color: var(--line); cursor: not-allowed; }

.zip-opt {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--ink-soft);
  user-select: none;
}

.zip-opt input { width: 18px; height: 18px; accent-color: var(--marmalade); }

.zip-opt[hidden] { display: none; }

.tool-note {
  margin-top: 1rem;
  padding: 0.7rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--teal-soft);
  color: var(--teal);
  font-size: 0.92rem;
  display: none;
}

.tool-note.show { display: block; }

/* ---------- results list ---------- */

.results { margin-top: 1.4rem; display: none; }
.results.show { display: block; }

.results-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.6rem;
}

.results-head h3 { margin: 0; }
.results-count { color: var(--ink-faint); font-size: 0.9rem; }

.result-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }

.result-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 0.8rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.8rem;
  position: relative;
  overflow: hidden;
}

.result-item .progress {
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  width: 0%;
  background: var(--marmalade);
  transition: width 0.2s ease;
}

.file-ico { width: 30px; height: 30px; flex: none; color: var(--cardboard-deep); }

.file-name {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-size { color: var(--ink-faint); font-size: 0.82rem; font-family: var(--font-mono); }

.status {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.22rem 0.65rem;
  border-radius: 999px;
  white-space: nowrap;
}

.status--queued  { background: var(--paper-deep); color: var(--ink-faint); }
.status--working { background: var(--marmalade-soft); color: var(--marmalade-deep); }
.status--done    { background: var(--good-soft); color: var(--good); }
.status--error   { background: var(--bad-soft); color: var(--bad); }

.result-item .item-link {
  font-size: 0.85rem;
  font-weight: 700;
  white-space: nowrap;
}

.results-summary {
  margin-top: 0.9rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.error-box {
  margin-top: 1rem;
  background: var(--bad-soft);
  border: 1px solid color-mix(in srgb, var(--bad) 30%, transparent);
  color: var(--bad);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.93rem;
  display: none;
}

.error-box.show { display: block; }

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

.section { padding: 2.6rem 0; }

.section--alt {
  background: var(--paper-deep);
  border-block: 1px solid var(--line);
}

.section-kicker {
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--marmalade);
  margin-bottom: 0.4rem;
}

.steps {
  counter-reset: step;
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.steps li {
  counter-increment: step;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.3rem 1.2rem;
  position: relative;
  box-shadow: var(--shadow-card);
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 640;
  color: var(--cardboard);
  display: block;
  line-height: 1;
  margin-bottom: 0.6rem;
}

.steps h3 { margin-bottom: 0.35rem; }
.steps p { margin: 0; color: var(--ink-soft); font-size: 0.97rem; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  margin-top: 1.6rem;
}

.feature {
  border-left: 3px solid var(--marmalade);
  padding-left: 1rem;
}

.feature h3 { margin-bottom: 0.3rem; font-size: 1.08rem; }
.feature p { margin: 0; color: var(--ink-soft); font-size: 0.96rem; }

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

.faq-list { margin-top: 1.4rem; display: grid; gap: 0.7rem; }

.faq-list details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
  padding: 0.95rem 1.2rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

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

.faq-list summary::after {
  content: "+";
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--marmalade);
  transition: transform 0.2s ease;
  flex: none;
}

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

.faq-list .faq-body { padding: 0 1.2rem 1rem; color: var(--ink-soft); }
.faq-list .faq-body p { margin: 0 0 0.6em; }
.faq-list .faq-body p:last-child { margin-bottom: 0; }

/* ---------- prose pages (privacy, terms, about) ---------- */

.page-head { padding: 2.8rem 0 0.4rem; }
.page-head .updated { color: var(--ink-faint); font-size: 0.9rem; }

.prose { padding: 1rem 0 3.4rem; }
.prose h2 { margin-top: 2rem; font-size: 1.45rem; }
.prose h3 { margin-top: 1.4rem; }
.prose ul { padding-left: 1.3rem; }
.prose li { margin-bottom: 0.4rem; }

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

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--paper-deep);
  padding: 2.2rem 0 2.6rem;
  color: var(--ink-soft);
  font-size: 0.93rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) auto auto;
  gap: 2.5rem;
  align-items: start;
}

.footer-brand { display: flex; align-items: center; gap: 0.5rem; font-family: var(--font-display); font-weight: 640; color: var(--ink); font-size: 1.05rem; }
.footer-brand svg { width: 30px; height: 30px; }

.site-footer nav { display: grid; gap: 0.35rem; }
.site-footer nav strong { color: var(--ink); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; }
.site-footer a { color: var(--ink-soft); text-decoration: none; }
.site-footer a:hover { color: var(--marmalade); text-decoration: underline; }

.footer-legal { margin-top: 1.8rem; padding-top: 1.2rem; border-top: 1px solid var(--line); font-size: 0.85rem; color: var(--ink-faint); }

/* ---------- cookie notice ---------- */

.cookie-notice {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  width: min(680px, calc(100% - 2rem));
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  display: none;
  gap: 1rem;
  align-items: center;
  z-index: 60;
  box-shadow: var(--shadow-pop);
  font-size: 0.92rem;
}

.cookie-notice.show { display: flex; }
.cookie-notice p { margin: 0; flex: 1; }
.cookie-notice a { color: var(--cardboard); }

.cookie-notice button {
  appearance: none;
  border: 0;
  font: inherit;
  font-weight: 700;
  background: var(--marmalade);
  color: #fff;
  border-radius: 999px;
  padding: 0.5rem 1.2rem;
  cursor: pointer;
  flex: none;
}

/* ---------- ad slots (activated post-approval; empty = hidden) ---------- */

.ad-slot { margin: 1.6rem auto; text-align: center; }
.ad-slot:empty { display: none; }

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

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
  .hero-art svg { width: min(200px, 50vw); }
  .steps, .feature-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.4rem; }
}

@media (max-width: 620px) {
  .site-header .wrap { flex-wrap: wrap; row-gap: 0; padding-block: 0.55rem; }
  .site-nav {
    margin-left: 0;
    width: 100%;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .site-nav::-webkit-scrollbar { display: none; }
  .site-nav a { padding: 0.3rem 0.6rem; font-size: 0.86rem; white-space: nowrap; }
  .result-item { grid-template-columns: auto minmax(0, 1fr) auto; }
  .file-size { display: none; }
}