/* ===========================================================
   Hook, Line, and Ship It — course landing page
   Palette: teal + black + faint background, matching
   agenticsolutions.biz (Tailwind teal-500/600 + slate-900/50).
   Metaphor, copy, and typography are unchanged - colors only.
   =========================================================== */

:root {
  --color-text: #0f172a;         /* slate-900 */
  --color-text-soft: #334155;    /* slate-700 */
  --color-text-faint: #64748b;   /* slate-500 */
  --color-bg: #f8fafc;           /* slate-50 - the "faint background" */
  --color-bg-raised: #ffffff;
  --color-bg-inverse: #0b1220;   /* near-black - the "black" half of the pair */
  --color-rule: #e2e8f0;         /* slate-200 */
  --color-accent: #14b8a6;       /* teal-500 */
  --color-accent-bright: #0d9488; /* teal-600, hover state, matches the source site */
  --color-accent-soft: #2dd4bf;  /* teal-400 */

  --font-display: "Fraunces", "Iowan Old Style", serif;
  --font-body: "Libre Franklin", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-text: #f1f5f9;        /* slate-100 */
    --color-text-soft: #cbd5e1;   /* slate-300 */
    --color-text-faint: #94a3b8;  /* slate-400 */
    --color-bg: #0b1220;
    --color-bg-raised: #111c2e;
    --color-bg-inverse: #000000;
    --color-rule: #24314a;
    --color-accent: #2dd4bf;      /* teal-400, brighter for contrast on dark */
    --color-accent-bright: #5eead4; /* teal-300 */
    --color-accent-soft: #14b8a6; /* teal-500 */
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 2rem;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-bright);
  margin: 0 0 0.9rem;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  text-wrap: balance;
  margin: 0;
  color: var(--color-text);
}

a { color: inherit; }

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

.site-header {
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-header .mark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}

.site-header nav a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-text-soft);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.site-header nav a:hover { color: var(--color-accent-bright); border-color: var(--color-accent-bright); }

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

.hero {
  padding: 2.5rem 2rem 5rem;
}

.hero-grid {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.6rem, 5vw, 4.1rem);
  line-height: 1.03;
  letter-spacing: -0.01em;
}

.hero .sub {
  margin-top: 1.4rem;
  font-size: 1.2rem;
  color: var(--color-text-soft);
  max-width: 32ch;
}

.hero-actions {
  margin-top: 2.2rem;
  display: flex;
  align-items: center;
  gap: 1.4rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.95rem 1.6rem;
  border: 1px solid var(--color-accent);
  border-radius: 3px;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease;
}

.btn-fill {
  background: var(--color-accent);
  color: #ffffff;
}
.btn-fill:hover { background: var(--color-accent-bright); transform: translateY(-1px); }

.btn-line {
  color: var(--color-text);
  border-color: var(--color-rule);
  font-family: var(--font-body);
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.95rem;
  padding: 0.5rem 0;
  border: none;
  border-bottom: 1px solid var(--color-rule);
  border-radius: 0;
}
.btn-line:hover { border-color: var(--color-accent-bright); color: var(--color-accent-bright); transform: none; }

.hero-frame {
  position: relative;
  border: 1px solid var(--color-rule);
  padding: 0.6rem;
  background: var(--color-bg-raised);
}

.hero-frame img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 30%;
}

.hero-frame figcaption {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
  padding: 0.7rem 0.3rem 0.1rem;
  text-transform: uppercase;
}

/* ---------- section rhythm ---------- */

section { padding: 5.5rem 0; }

.section-head {
  max-width: 640px;
  margin: 0 0 2.6rem;
}

.section-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
}

.rule-top { border-top: 1px solid var(--color-rule); }

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- origin story ---------- */

.story {
  max-width: 640px;
  margin: 0 auto;
  padding: 5.5rem 2rem;
  text-align: left;
}

.story .eyebrow { text-align: left; }

.story p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.28rem;
  line-height: 1.62;
  color: var(--color-text-soft);
  margin: 0 0 1.5rem;
}

.story p.close {
  font-style: normal;
  color: var(--color-text);
  font-weight: 600;
}

.story .signoff {
  margin-top: 2.4rem;
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.85rem;
  color: var(--color-text-faint);
}

/* ---------- manifest (ledger list) ---------- */

.manifest {
  background: var(--color-bg-raised);
}

.manifest-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-rule);
}

.manifest-list li {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--color-rule);
}

.manifest-list dt {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  color: var(--color-accent-bright);
}

.manifest-list dd {
  margin: 0;
  color: var(--color-text-soft);
  max-width: 52ch;
}

.manifest-list dd strong { color: var(--color-text); font-weight: 600; }

/* ---------- case study ---------- */

.case p.lede {
  max-width: 640px;
  font-size: 1.08rem;
  color: var(--color-text-soft);
}

.feature-row {
  margin-top: 2.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.feature-row span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--color-rule);
  color: var(--color-text-soft);
}

.stack-line {
  margin-top: 2.6rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--color-rule);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-text-faint);
  letter-spacing: 0.02em;
}

/* ---------- voyage / segment log ---------- */

.voyage { background: var(--color-bg-inverse); color: #f1f5f9; }
.voyage .eyebrow { color: var(--color-accent-soft); }
.voyage h2 { color: #ffffff; }
.voyage .section-head p { color: #94a3b8; }

.legs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 1rem;
}

.leg-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-soft);
  border-bottom: 1px solid #24314a;
  padding-bottom: 0.8rem;
  margin-bottom: 1.1rem;
}

.log-entry {
  display: flex;
  gap: 0.9rem;
  padding: 0.65rem 0;
  align-items: baseline;
}

.log-entry .num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #5b7285;
  min-width: 1.6rem;
}

.log-entry .label {
  font-size: 0.98rem;
  color: #e2e8f0;
}

/* ---------- pricing ---------- */

.pricing-card {
  max-width: 620px;
  margin: 0 auto;
  border: 1px solid var(--color-rule);
  background: var(--color-bg-raised);
  padding: 3rem 3rem 2.6rem;
  text-align: center;
}

.price {
  font-family: var(--font-display);
  font-size: 3.6rem;
  font-weight: 600;
  margin: 1rem 0 0.3rem;
  color: var(--color-accent-bright);
}

.price-compare {
  font-size: 0.98rem;
  color: var(--color-text-soft);
  max-width: 40ch;
  margin: 0.6rem auto 2rem;
}

.pricing-card .btn { margin-top: 0.6rem; }

/* ---------- closing ---------- */

.closing {
  text-align: center;
  padding: 6rem 2rem 5rem;
}

.closing p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.6rem, 3.4vw, 2.2rem);
  color: var(--color-text);
  max-width: 20ch;
  margin: 0 auto;
}

footer {
  text-align: center;
  padding: 2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--color-text-faint);
  border-top: 1px solid var(--color-rule);
}

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

@media (max-width: 840px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-frame { order: -1; }
  .legs { grid-template-columns: 1fr; gap: 2.2rem; }
  .manifest-list li { grid-template-columns: 1fr; gap: 0.4rem; }
  .pricing-card { padding: 2.2rem 1.6rem; }
}