/* ─────────────────────────────────────────────────────────────
   FairwayBuild — Golf Simulator Software / Components landing
   Dark "fairway green + sand" theme. Mobile-first, no framework.
   ───────────────────────────────────────────────────────────── */

:root {
  /* palette — chosen for golf, not a tech gradient */
  --bg: #0d1210;             /* deep pine-black */
  --bg-soft: #121916;        /* raised surface */
  --bg-accent: #16251d;      /* green-tinted section */
  --ink: #e9e6dc;            /* warm off-white */
  --ink-dim: #a7aca3;        /* muted gray-green */
  --fairway: #4caf50;        /* fairway green accent */
  --fairway-bright: #66d06a;
  --sand: #d9c89a;           /* bunker sand highlight */
  --sand-dim: #b7a87f;
  --border: #26332c;
  --danger: #e07a5f;
  --radius: 12px;
  --radius-lg: 18px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --maxw: 1180px;

  /* type — deliberate stack: humanist sans for text, mono for specs/prices */
  --sans: "Avenir Next", Avenir, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "Roboto Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-wrap: pretty;
}

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

a { color: var(--fairway-bright); }

/* ── header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(13, 18, 16, 0.88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 60px;
}
.brand {
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
  font-size: 1.1rem;
}
.brand span { color: var(--fairway-bright); }
.nav {
  display: none;
  gap: 18px;
  margin-left: auto;
  font-size: 0.9rem;
}
.nav a { color: var(--ink-dim); text-decoration: none; }
.nav a:hover { color: var(--ink); }
.header-inner .btn { margin-left: auto; }
@media (min-width: 860px) {
  .nav { display: flex; }
  .header-inner .btn { margin-left: 0; }
}

/* ── buttons ── */
.btn {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.12s ease, background 0.15s ease, border-color 0.15s ease;
  min-height: 44px;
  text-align: center;
}
.btn:hover { transform: translateY(-1px); }
.btn:focus-visible { outline: 3px solid var(--fairway-bright); outline-offset: 2px; }
.btn-primary {
  background: var(--fairway);
  color: #07130a;
}
.btn-primary:hover { background: var(--fairway-bright); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--fairway); color: var(--fairway-bright); }
.btn-block { display: block; width: 100%; }
.btn-lg { padding: 16px 26px; font-size: 1.05rem; }
.btn-sm { padding: 8px 14px; font-size: 0.85rem; min-height: 36px; }

/* ── hero ── */
.hero {
  padding: 56px 0 64px;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(76, 175, 80, 0.14), transparent 60%),
    var(--bg);
}
.hero-grid {
  display: grid;
  gap: 40px;
  align-items: center;
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.1fr 0.9fr; }
}
.eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sand-dim);
  margin: 0 0 14px;
}
.hero h1 {
  font-size: clamp(1.9rem, 5vw, 3.1rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  font-weight: 800;
}
.hero h1 span { color: var(--fairway-bright); }
.lede {
  font-size: 1.1rem;
  color: var(--ink-dim);
  max-width: 56ch;
  margin: 0 0 26px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 26px; }
.hero-facts {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.9rem;
  color: var(--ink-dim);
}
.hero-facts strong { color: var(--sand); font-family: var(--mono); }

.hero-stack {
  display: grid;
  gap: 10px;
}
.stack-card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-left: 4px solid var(--fairway);
  border-radius: 10px;
  padding: 14px 16px;
  font-weight: 700;
  color: var(--ink);
  transform: translateX(0);
}
.stack-card:nth-child(2) { border-left-color: var(--sand); }
.stack-card:nth-child(3) { border-left-color: #6fa8dc; }
.stack-card:nth-child(4) { border-left-color: var(--fairway-bright); }
.stack-monitor {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--ink-dim);
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 12px;
}

/* ── sections ── */
.section { padding: 60px 0; border-top: 1px solid var(--border); }
.section-accent { background: var(--bg-accent); }
.section-title {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  font-weight: 800;
}
.section-lede {
  color: var(--ink-dim);
  max-width: 60ch;
  margin: 0 0 34px;
  font-size: 1.05rem;
}

/* ── problem grid ── */
.problem-grid {
  display: grid;
  gap: 16px;
}
@media (min-width: 720px) { .problem-grid { grid-template-columns: 1fr 1fr; } }
.problem-card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.problem-card h3 { margin: 0 0 10px; font-size: 1.05rem; }
.problem-card p { margin: 0; color: var(--ink-dim); }
.problem-card strong { color: var(--sand); }

/* ── quiz ── */
.quiz {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  max-width: 720px;
}
.quiz-progress { margin-bottom: 22px; }
#quiz-progress-text { font-family: var(--mono); font-size: 0.8rem; color: var(--sand-dim); }
.quiz-bar {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  margin-top: 8px;
  overflow: hidden;
}
.quiz-bar span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--fairway);
  transition: width 0.3s ease;
}
.quiz-step legend {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding: 0;
}
.quiz-options { display: grid; gap: 10px; }
.quiz-options label {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.quiz-options label:hover { border-color: var(--fairway); }
.quiz-options input {
  accent-color: var(--fairway);
  width: 18px;
  height: 18px;
  flex: none;
}
.quiz-options label:has(input:checked) {
  border-color: var(--fairway);
  background: rgba(76, 175, 80, 0.08);
}
.quiz-nav {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 24px;
}
.quiz-result h3 { font-size: 1.4rem; margin: 0 0 14px; }
.quiz-result .rec-block {
  background: var(--bg-accent);
  border: 1px solid var(--border);
  border-left: 4px solid var(--fairway);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 12px;
}
.quiz-result .rec-block h4 { margin: 0 0 6px; }
.quiz-result .rec-block p { margin: 0; color: var(--ink-dim); }
.quiz-result .btn { margin-top: 8px; margin-right: 10px; }

/* ── framework ── */
.framework-grid {
  display: grid;
  gap: 16px;
  counter-reset: step;
}
@media (min-width: 760px) { .framework-grid { grid-template-columns: repeat(4, 1fr); } }
.framework-step {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  position: relative;
}
.step-num {
  font-family: var(--mono);
  color: var(--fairway-bright);
  font-size: 0.85rem;
  font-weight: 700;
}
.framework-step h3 { margin: 10px 0 8px; font-size: 1.1rem; }
.framework-step p { color: var(--ink-dim); font-size: 0.95rem; margin: 0 0 14px; }
.step-constraint {
  display: block;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--sand-dim);
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* ── product cards ── */
.group-label {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: var(--sand-dim);
  margin: 34px 0 14px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}
.cards {
  display: grid;
  gap: 16px;
}
.cards-2 { grid-template-columns: 1fr; }
@media (min-width: 620px) { .cards { grid-template-columns: 1fr 1fr; } }
@media (min-width: 960px) { .cards:not(.cards-2) { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 720px) { .cards-2 { grid-template-columns: 1fr 1fr; } }

.card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--fairway); }
.card-media {
  aspect-ratio: 16 / 9;
  background:
    radial-gradient(400px 200px at 30% 20%, rgba(76, 175, 80, 0.18), transparent 60%),
    linear-gradient(135deg, #1a241e, #0f1512);
  display: flex;
  align-items: center;
  justify-content: center;
}
.placeholder::before {
  content: attr(data-label);
  font-family: var(--mono);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding: 8px 16px;
  border: 1px dashed var(--border);
  border-radius: 8px;
}
.card-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.card-body h4 { margin: 0 0 4px; font-size: 1.15rem; }
.price {
  font-family: var(--mono);
  color: var(--sand);
  font-size: 0.95rem;
  margin: 0 0 14px;
}
.card-body ul { margin: 0 0 14px; padding-left: 18px; color: var(--ink-dim); font-size: 0.92rem; }
.card-body ul li { margin-bottom: 6px; }
.why, .limit { font-size: 0.9rem; margin: 0 0 10px; }
.why { color: var(--ink); }
.why strong { color: var(--fairway-bright); }
.limit { color: var(--ink-dim); }
.limit strong { color: var(--danger); }
.card-body .btn { margin-top: auto; }

.disclosure {
  margin-top: 34px;
  font-size: 0.8rem;
  color: var(--ink-dim);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  background: var(--bg-soft);
}

/* ── comparison tables ── */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 34px;
  -webkit-overflow-scrolling: touch;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  min-width: 640px;
}
thead th {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--sand-dim);
  background: var(--bg-accent);
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}
tbody th {
  text-align: left;
  color: var(--fairway-bright);
  font-weight: 700;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--ink-dim);
}
tbody tr:last-child th, tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td, tbody tr:hover th { background: rgba(76, 175, 80, 0.05); }

/* ── objections ── */
.objection-list { max-width: 820px; }
details.objection {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
details.objection summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 700;
  list-style: none;
  position: relative;
  padding-right: 48px;
}
details.objection summary::-webkit-details-marker { display: none; }
details.objection summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  color: var(--fairway-bright);
  font-size: 1.3rem;
}
details.objection[open] summary::after { content: "−"; }
details.objection p {
  margin: 0;
  padding: 0 20px 20px;
  color: var(--ink-dim);
}

/* ── cost ── */
.cost-grid {
  display: grid;
  gap: 14px;
}
@media (min-width: 620px) { .cost-grid { grid-template-columns: repeat(3, 1fr); } }
.cost-card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.cost-line {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.75rem;
  color: var(--sand-dim);
}
.cost-value {
  font-family: var(--mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
}
.cost-value small { font-size: 0.75rem; color: var(--ink-dim); font-weight: 400; }
.cost-total {
  border-color: var(--fairway);
  background: rgba(76, 175, 80, 0.08);
}
.cost-total .cost-value { color: var(--fairway-bright); }
.cost-note { margin-top: 24px; color: var(--ink-dim); max-width: 70ch; }

/* ── final ── */
.final-grid {
  display: grid;
  gap: 34px;
}
@media (min-width: 900px) { .final-grid { grid-template-columns: 1.2fr 0.8fr; } }
.final-rec h3 { font-size: 1.05rem; margin: 22px 0 6px; color: var(--sand); }
.final-rec h3:first-child { margin-top: 8px; }
.final-rec p { margin: 0 0 6px; color: var(--ink-dim); }
.final-cta {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px;
  align-self: start;
  position: sticky;
  top: 80px;
}
.final-cta h3 { margin: 0 0 10px; }
.final-cta p { color: var(--ink-dim); margin: 0 0 18px; }
.final-cta .btn { display: block; width: 100%; margin-bottom: 10px; }

/* ── footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 30px 0;
  color: var(--ink-dim);
  font-size: 0.82rem;
}
.footer-inner p { margin: 0 0 6px; }

/* ── reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .card { transition: none; }
  .card:hover, .btn:hover { transform: none; }
}