/* AWS Explorer — HTMTN + Golden Ratio Typography
   φ math: https://grtcalculator.com/math/
   Brand: howtomovetheneedle.com
*/

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #ffffff;
  --bg2: #f7f8fc;
  --bg3: #eef0f6;
  --border: rgba(0, 0, 0, 0.09);
  --accent: #1a4fdb;
  --accent2: #1240c2;
  --blue: #1a4fdb;
  --text: #0f1117;
  --muted: #5a5f72;
  --card: #ffffff;
  --radius: 12px;
  --ok: #0d9f6e;
  --warn: #c47a00;
  --hot: #c0392b;
  --chip: rgba(26, 79, 219, 0.08);

  /* GRT — primary f = 18px, φ = 1.618 */
  --phi: 1.618;
  --type-caption: 0.695rem;
  --type-body: 1.125rem;
  --type-lead: 1.820rem;
  --type-h2: 2.945rem;
  --type-hero: 4.766rem;
  --space-xs: 0.695rem;
  --space-sm: 1.125rem;
  --space-md: 1.820rem;
  --space-lg: 2.945rem;
  --space-xl: 4.766rem;

  --max: 1180px;
  --shadow: 0 8px 28px rgba(15, 17, 23, 0.08), 0 2px 8px rgba(15, 17, 23, 0.04);
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, sans-serif;
  font-size: var(--type-body);
  line-height: 1.618;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Nav ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  height: 68px;
  padding: 0 var(--space-md);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.45rem;
  letter-spacing: 0.04em;
  color: var(--text);
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}
.nav-logo span { color: var(--accent); }
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  background: var(--accent);
  color: #fff !important;
  padding: 9px 18px;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none !important;
}
.nav-cta:hover { background: var(--accent2); }

/* ── Hero ── */
.hero {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: var(--space-xl) var(--space-md) var(--space-lg);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 70%);
  pointer-events: none;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: var(--space-sm);
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
}
.hero h1 {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(2.6rem, 8vw, var(--type-hero));
  line-height: 0.95;
  letter-spacing: 0.02em;
  max-width: 16ch;
  margin: 0 auto var(--space-sm);
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-sub {
  color: var(--muted);
  max-width: 38rem;
  margin: 0 auto var(--space-md);
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.7;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-md);
}
.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 18px;
  min-width: 120px;
  box-shadow: var(--shadow);
}
.stat b {
  display: block;
  font-size: 1.4rem;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.stat span { font-size: 0.78rem; color: var(--muted); font-weight: 600; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font: inherit;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 12px 20px;
  border-radius: 8px;
  cursor: pointer;
  transition: transform .15s, background .15s, border-color .15s;
}
.btn:hover { transform: translateY(-1px); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent2); }
.btn-ghost { background: transparent; }

/* ── Free tier explainer strip ── */
.ft-strip {
  max-width: var(--max);
  margin: 0 auto var(--space-lg);
  padding: 0 var(--space-md);
}
.ft-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}
@media (max-width: 900px) { .ft-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .ft-grid { grid-template-columns: 1fr; } }
.ft-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-sm);
}
.ft-card h3 {
  font-size: 0.95rem;
  margin-bottom: 6px;
}
.ft-card p { font-size: 0.88rem; color: var(--muted); line-height: 1.5; }

/* ── App shell ── */
.app-shell {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--space-md) var(--space-xl);
  display: grid;
  grid-template-columns: minmax(240px, 0.618fr) minmax(0, 1fr);
  gap: var(--space-md);
  align-items: start;
}
@media (max-width: 880px) {
  .app-shell { grid-template-columns: 1fr; }
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 2px);
  box-shadow: var(--shadow);
}
.filters {
  position: sticky;
  top: 84px;
  padding: var(--space-sm);
}
@media (max-width: 880px) {
  .filters { position: static; }
}
.filters h2 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 10px;
}
.field { margin-bottom: var(--space-sm); }
.field label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 6px;
}
.search-wrap { position: relative; }
.search-wrap input,
.select-like select {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 11px 12px;
  font: inherit;
  font-size: 0.95rem;
  outline: none;
}
.search-wrap input:focus,
.select-like select:focus { border-color: var(--accent); }

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chip {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
.chip:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.chip.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.chip .n {
  opacity: 0.8;
  font-variant-numeric: tabular-nums;
  margin-left: 4px;
}

.toggle-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
}
.toggle input { accent-color: var(--accent); width: 16px; height: 16px; }

.cat-list {
  max-height: 280px;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-right: 4px;
}
.cat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  text-align: left;
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
}
.cat-item:hover { background: var(--bg2); }
.cat-item.active { background: var(--chip); color: var(--accent); }
.cat-item .n { color: var(--muted); font-weight: 600; font-size: 0.78rem; }

.filter-actions {
  display: flex;
  gap: 8px;
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border);
}

/* ── Results ── */
.results-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: var(--space-sm);
}
.results-head h2 {
  font-size: 1.05rem;
}
.results-head h2 span { color: var(--muted); font-weight: 600; }
.sort-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 600;
}
.sort-row select {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 10px;
  font: inherit;
  font-weight: 600;
}

.service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 14px;
  padding: 16px 18px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .15s, transform .15s, box-shadow .15s;
  text-align: left;
  width: 100%;
  color: inherit;
  font: inherit;
}
.card:hover {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}
.card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.card-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
}
.card-name {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.card-cat {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.card-summary {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}
.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-content: start;
  justify-content: flex-end;
}
.badge {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 5px 9px;
  border-radius: 999px;
  white-space: nowrap;
  border: 1px solid transparent;
}
.badge-always { background: color-mix(in srgb, var(--ok) 16%, transparent); color: var(--ok); border-color: color-mix(in srgb, var(--ok) 30%, transparent); }
.badge-credits { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 28%, transparent); }
.badge-trial { background: color-mix(in srgb, var(--warn) 16%, transparent); color: var(--warn); border-color: color-mix(in srgb, var(--warn) 30%, transparent); }
.badge-twelve { background: color-mix(in srgb, #7c3aed 14%, transparent); color: #7c3aed; border-color: color-mix(in srgb, #7c3aed 28%, transparent); }
.badge-none { background: var(--bg3); color: var(--muted); }
.badge-control { background: var(--bg3); color: var(--muted); }
.badge-beginner { background: color-mix(in srgb, var(--ok) 10%, transparent); color: var(--ok); }

.empty {
  text-align: center;
  padding: var(--space-lg);
  color: var(--muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

/* ── Detail drawer ── */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 12, 20, 0.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
  z-index: 200;
}
.drawer-backdrop.open { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(520px, 100%);
  background: var(--bg);
  border-left: 1px solid var(--border);
  z-index: 210;
  transform: translateX(100%);
  transition: transform .22s ease;
  display: flex;
  flex-direction: column;
  box-shadow: -12px 0 40px rgba(0,0,0,.12);
}
.drawer.open { transform: translateX(0); }
.drawer-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border);
}
.drawer-head h2 { font-size: 1.35rem; line-height: 1.2; }
.icon-btn {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
}
.drawer-body {
  padding: var(--space-md);
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.kv {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.kv h3 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 6px;
}
.kv p { font-size: 0.95rem; line-height: 1.55; }
.drawer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

/* ── Guided picker ── */
.picker {
  max-width: var(--max);
  margin: 0 auto var(--space-lg);
  padding: 0 var(--space-md);
}
.picker-card {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 6%, var(--card)), var(--card));
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  padding: var(--space-md);
  box-shadow: var(--shadow);
}
.picker-card h2 {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: 0.03em;
  line-height: 1;
  margin-bottom: 8px;
}
.picker-card > p { color: var(--muted); margin-bottom: var(--space-sm); max-width: 40rem; }
.goal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 8px;
}
.goal-btn {
  appearance: none;
  text-align: left;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  border-radius: 10px;
  padding: 14px;
  cursor: pointer;
  font: inherit;
  transition: border-color .15s, transform .15s;
}
.goal-btn:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  transform: translateY(-1px);
}
.goal-btn strong { display: block; font-size: 0.95rem; margin-bottom: 4px; }
.goal-btn span { display: block; font-size: 0.8rem; color: var(--muted); line-height: 1.4; }
.goal-btn.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.picker-results {
  margin-top: var(--space-sm);
  display: none;
}
.picker-results.show { display: block; }
.picker-results h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 10px;
}

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}
footer strong { color: var(--text); }
footer .fine {
  margin-top: 8px;
  font-size: 0.78rem;
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* ── Section anchors spacing ── */
#explorer { scroll-margin-top: 88px; }
#picker { scroll-margin-top: 88px; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}