/* ══════════════════════════════════════════════════════════════════
   AI's Roadmap — shared stylesheet
   Creative Tech Studio

   Sibling of Code's Roadmap: same tokens, type, and structure, but the
   accent hierarchy is flipped — cyan leads (primary/action), orange is
   the secondary accent — and the ambient gradient tilts the other way,
   so the two sites feel related without being identical.

   Used by: index.html, template-roadmap.html, template-guide.html
   (and any page copied from those templates)

   Sections:
   1. Tokens & reset
   2. Ambient background (circuit grid + floating chips)
   3. Page shell (.wrap, homepage top bar, detail-page nav bar)
   4. Homepage hero (title, search, filter pills)
   5. Homepage category sections & roadmap cards
   6. Roadmap detail header (title, progress bar, legend)
   7. Roadmap detail waypoint trail (stops, badges, commands)
   8. Footer & reduced-motion
   9. Responsive
   ══════════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- 1. Tokens & reset ---------- */
:root {
  --void: #0A1220;
  --void-deep: #060B15;
  --card: #101B31;
  --card-hover: #16233F;
  --line: #223257;
  --line-bright: #33507F;
  --ink: #EDF3FF;
  --ink-soft: #8FA3C9;
  --ink-faint: #4E5F82;
  --orange: #FF6B2C;
  --orange-soft: rgba(255, 107, 44, 0.14);
  --cyan: #2FE6E6;
  --cyan-soft: rgba(47, 230, 230, 0.14);

  /* Accent roles — AI's Roadmap leads with cyan (Code's Roadmap leads
     with orange). Rules below use these aliases where the "lead" accent
     matters, so the whole site's emphasis can flip from these two lines. */
  --primary: var(--cyan);
  --primary-soft: var(--cyan-soft);
  --secondary: var(--orange);
  --secondary-soft: var(--orange-soft);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--void);
  color: var(--ink);
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ---------- 2. Ambient background ---------- */
.bg-field {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(ellipse 700px 320px at 12% 0%, rgba(47,230,230,0.08), transparent),
    radial-gradient(ellipse 700px 320px at 88% 8%, rgba(255,107,44,0.07), transparent),
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: auto, auto, 42px 42px, 42px 42px;
  background-position: 0 0, 0 0, 0 0, 0 0;
  opacity: 1;
  mask-image: radial-gradient(ellipse 1200px 700px at 50% 0%, black, transparent 75%);
}
.bg-field::before,
.bg-field::after {
  content: '';
  position: absolute;
  opacity: 0.35;
}

/* floating pixel chips echoing the logo — homepage only, but harmless if unused elsewhere */
.chip {
  position: fixed;
  border-radius: 3px;
  z-index: 0;
  pointer-events: none;
  animation: drift 7s ease-in-out infinite;
}
@keyframes drift {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}
.chip.o { background: var(--orange); box-shadow: 0 0 16px rgba(255,107,44,0.55); }
.chip.c { background: var(--cyan); box-shadow: 0 0 16px rgba(47,230,230,0.55); }

/* ---------- 3. Page shell ---------- */

/* base .wrap — every page adds a size modifier alongside it:
     .wrap.wrap--home   max-width 1080px  (index.html)
     .wrap.wrap--trail  max-width 720px   (deploy-trail.html, template-roadmap.html) */
.wrap {
  position: relative;
  z-index: 1;
  margin: 0 auto;
}
.wrap--home {
  max-width: 1080px;
  padding: 0px 24px 100px;
}
.wrap--trail {
  max-width: 720px;
  padding: 0 20px 100px;
}

/* homepage top bar (logo only, centered) */
.top {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 44px;
}
.top img { height: 30px; width: auto; }
.top-word {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
  text-transform: uppercase;
}

/* detail-page nav bar (logo + back link) */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px 0;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.nav-brand img { height: 80px; }
.nav-brand span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.back-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  color: var(--ink-soft);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  transition: all 0.15s ease;
}
.back-link:hover { border-color: var(--line-bright); color: var(--ink); }

/* ---------- 4. Homepage hero ---------- */
.hero {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.hero-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-eyebrow::before,
.hero-eyebrow::after {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--line-bright);
}

.hero h1 {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: clamp(36px, 6vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  background: linear-gradient(100deg, var(--cyan) 0%, var(--ink) 45%, var(--orange) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  color: var(--ink-soft);
  font-size: 15.5px;
  line-height: 1.65;
  margin: 0;
}

/* search box */
.search-wrap {
  position: relative;
  max-width: 420px;
  margin: 32px auto 0;
}
.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-faint);
  font-size: 14px;
  pointer-events: none;
}
#search-input {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 12px 40px 12px 40px;
  font-family: 'Inter', sans-serif;
  font-size: 13.5px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s ease, background 0.15s ease;
}
#search-input::placeholder { color: var(--ink-faint); }
#search-input:focus {
  border-color: var(--cyan);
  background: var(--card-hover);
}
.search-clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
}
.search-clear:hover { color: var(--ink); background: var(--line); }
.search-clear.show { display: flex; }

.no-results {
  display: none;
  text-align: center;
  padding: 48px 20px;
  color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
}
.no-results.show { display: block; }

mark {
  background: var(--orange-soft);
  color: var(--orange);
  border-radius: 3px;
  padding: 0 2px;
}

/* filter row */
.controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin: 16px auto 0;
}
.filter-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}
.filter-pill:hover { border-color: var(--line-bright); color: var(--ink); }
.filter-pill.active {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--primary);
}

/* ---------- 5. Homepage category sections & roadmap cards ---------- */
.category {
  margin-top: 56px;
}

.category-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 20px;
}

.category-head h2 {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 600;
  font-size: 20px;
  margin: 0;
  color: var(--ink);
  white-space: nowrap;
}

.category-rule {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--line-bright), transparent);
}

.category-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-faint);
  white-space: nowrap;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

/* roadmap card — left-accent-bar tile */
.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px 20px 18px 22px;
  text-decoration: none;
  color: inherit;
  display: block;
  overflow: hidden;
  transition: background 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
  cursor: pointer;
}
.card:hover {
  background: var(--card-hover);
  border-color: var(--line-bright);
  transform: translateY(-2px);
}

/* left accent bar (AI's Roadmap signature — Code's Roadmap uses corner traces) */
.card::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: 3px;
  background: var(--card-accent, var(--cyan));
  opacity: 0.85;
  transition: width 0.18s ease;
}
.card:hover::before { width: 5px; }

.card.track-orange { --card-accent: var(--orange); }
.card.track-cyan { --card-accent: var(--cyan); }

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.card-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
  background: var(--card-accent, var(--cyan));
  background: color-mix(in srgb, var(--card-accent, var(--cyan)) 16%, transparent);
  border: 1px solid var(--card-accent, var(--cyan));
}

.diff {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
  margin-top: 2px;
}
.diff.beginner { background: var(--cyan-soft); color: var(--cyan); }
.diff.intermediate { background: var(--orange-soft); color: var(--orange); }
.diff.locked { background: rgba(143,163,201,0.1); color: var(--ink-faint); }

.card h3 {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 600;
  font-size: 16.5px;
  margin: 0 0 6px;
  color: var(--ink);
}

.card p {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0 0 16px;
}

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-faint);
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.steps-dots {
  display: flex;
  gap: 3px;
}
.steps-dots span {
  width: 4px; height: 4px;
  border-radius: 1px;
  background: var(--line-bright);
}

.go {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--card-accent, var(--cyan));
  transition: gap 0.15s ease;
}
.card:hover .go { gap: 7px; }

/* locked card variant */
.card.locked {
  cursor: default;
}
.card.locked:hover {
  transform: none;
  background: var(--card);
  border-color: var(--line);
}
.card.locked h3, .card.locked p { color: var(--ink-faint); }
.card.locked .card-icon {
  opacity: 0.5;
}
.card.locked::before { opacity: 0.2; }

/* ---------- 6. Roadmap detail header ---------- */
.trail-header {
  position: relative;
  max-width: 560px;
  margin: 44px auto 36px;
  text-align: center;
}

.trail-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.trail-eyebrow::before,
.trail-eyebrow::after {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--line-bright);
}

.trail-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: clamp(28px, 5vw, 38px);
  letter-spacing: -0.01em;
  margin: 0 0 12px;
  background: linear-gradient(100deg, var(--cyan) 0%, var(--ink) 45%, var(--orange) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.trail-sub {
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.6;
  margin: 0 auto;
  max-width: 460px;
}

.progress-wrap {
  max-width: 420px;
  margin: 26px auto 0;
}

.progress-label {
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.progress-track {
  height: 8px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--line);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--orange), var(--cyan));
  width: 0%;
  transition: width 0.5s cubic-bezier(.4,0,.2,1);
}

.legend {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 18px;
  font-size: 11.5px;
  color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace;
}
.legend span { display: inline-flex; align-items: center; gap: 5px; }

/* ---------- 7. Roadmap detail waypoint trail ---------- */
.trail {
  position: relative;
  max-width: 620px;
  margin: 0 auto;
}

.trail-spine {
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 23px;
  width: 2px;
  background-image: linear-gradient(var(--line) 60%, transparent 40%);
  background-size: 2px 14px;
  background-repeat: repeat-y;
}

.stop {
  position: relative;
  padding-left: 62px;
  margin-bottom: 6px;
}

.stop-marker {
  position: absolute;
  left: 0;
  top: 2px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--card);
  border: 2px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--ink-faint);
  z-index: 1;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.stop.cleared .stop-marker {
  background: var(--cyan-soft);
  border-color: var(--cyan);
  color: var(--cyan);
}

.stop.current .stop-marker {
  background: var(--orange-soft);
  border-color: var(--orange);
  color: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 107, 44, 0.12);
}

.stop-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.stop-card:hover { background: var(--card-hover); }

.stop-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.stop-title-row {
  display: flex;
  align-items: baseline;
  gap: 9px;
  flex-wrap: wrap;
}

.stop-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 600;
  font-size: 15.5px;
  color: var(--ink);
}

.stop-name {
  font-size: 12px;
  color: var(--ink-faint);
  font-style: italic;
}

.chevron {
  color: var(--ink-faint);
  font-size: 12px;
  transition: transform 0.2s ease;
  flex-shrink: 0;
}
.stop.expanded .chevron { transform: rotate(90deg); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  padding: 3px 8px;
  border-radius: 999px;
  margin-top: 8px;
  width: fit-content;
}
.badge.local { background: rgba(143,163,201,0.1); color: var(--ink-soft); }
.badge.cloud { background: var(--orange-soft); color: var(--orange); }
.badge.manual { background: rgba(143,163,201,0.1); color: var(--ink-soft); }
.badge.done { background: var(--cyan-soft); color: var(--cyan); }

.stop-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.stop.expanded .stop-detail { max-height: 400px; }

.stop-detail-inner {
  padding-top: 12px;
  margin-top: 12px;
  border-top: 1px dashed var(--line);
}

.stop-desc {
  font-size: 13.5px;
  color: var(--ink-soft);
  line-height: 1.6;
  margin: 0 0 12px;
}

.cmd-block {
  background: #060B15;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  color: #C9E8D8;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.cmd-block pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  flex: 1;
}

.copy-btn {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  padding: 4px 9px;
  border-radius: 6px;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s ease;
}
.copy-btn:hover { background: rgba(255,255,255,0.12); color: var(--ink); }
.copy-btn.copied { color: var(--cyan); border-color: var(--cyan); }

.manual-list {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.7;
  margin: 0 0 12px;
  padding-left: 18px;
}

.clear-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.clear-check {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  border: 1.5px solid var(--ink-faint);
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}
.clear-check.on {
  background: var(--cyan);
  border-color: var(--cyan);
}
.clear-check svg { display: none; width: 10px; height: 10px; }
.clear-check.on svg { display: block; stroke: var(--void); }

.clear-label {
  font-size: 12.5px;
  color: var(--ink-soft);
  cursor: pointer;
}

.summit-banner {
  max-width: 620px;
  margin: 28px auto 0;
  text-align: center;
  padding: 18px;
  border-radius: 10px;
  background: var(--cyan-soft);
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 600;
  font-size: 14.5px;
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: opacity 0.4s ease, max-height 0.4s ease, margin 0.4s ease;
}
.summit-banner.show {
  opacity: 1;
  max-height: 100px;
  margin-top: 28px;
}

.reset-row {
  text-align: center;
  margin-top: 22px;
}
.reset-btn {
  background: none;
  border: none;
  color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.reset-btn:hover { color: var(--ink-soft); }

/* ---------- 8. Footer & reduced-motion ---------- */
footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 40px 24px 40px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
}

@media (prefers-reduced-motion: reduce) {
  .progress-fill, .stop-detail, .summit-banner, .chevron { transition: none; }
}

/* ---------- 9. Responsive ---------- */
@media (max-width: 480px) {
  .grid { grid-template-columns: 1fr; }
  .category-head h2 { font-size: 17px; }
}