@import "./tokens.css";

/* ArgentAPI landing — "Bullion" light theme.
   Base layer + nav + buttons (Task 3). Section-specific styles are
   appended by later tasks; keep this file additive and avoid re-declaring
   rules defined here. */

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

html {
  background: var(--paper);
  color-scheme: light;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--argent);
  color: var(--paper);
  padding: 10px 16px;
  border-radius: 0 0 var(--radius) 0;
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus,
.skip-link:focus-visible {
  left: 0;
}

.wrap,
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 26px;
}

h1,
h2 {
  font-family: var(--font-display);
  font-weight: 400;
}

code,
pre,
.px {
  font-family: var(--font-mono);
}

/* ── Nav ─────────────────────────────────────────────────────────────── */

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 22px 0;
}

.brand,
.nav-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.brand .mark,
.nav-brand .mark {
  display: block;
  flex-shrink: 0;
}

.navlinks,
.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  color: var(--ink-2);
  font-size: 14.5px;
  font-weight: 500;
}

.navlinks a:hover,
.nav-links a:hover {
  color: var(--ink);
}

.nav-spacer {
  flex: 1;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ── Buttons ─────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 17px;
  border-radius: 999px;
  transition: 0.15s;
}

.btn-sm {
  padding: 8px 14px;
  font-size: 13.5px;
}

.btn-key {
  background: var(--ink);
  color: var(--paper);
}

.btn-key:hover {
  filter: brightness(0.85);
}

.btn-out {
  border: 1px solid var(--line);
}

.btn-out:hover {
  background: var(--paper-2);
}

/* ── Focus & motion ──────────────────────────────────────────────────── */

:focus-visible {
  outline: 2px solid var(--argent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

/* ── Hero ────────────────────────────────────────────────────────────── */

.hero {
  padding: 66px 0 30px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 50px;
  align-items: center;
}

.kick {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--argent);
  background: color-mix(in srgb, var(--argent) 8%, var(--card));
  border: 1px solid color-mix(in srgb, var(--argent) 16%, var(--card));
  padding: 5px 12px;
  border-radius: 999px;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--up);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--up) 18%, transparent);
}

.hero-copy h1 {
  font-weight: 400;
  font-size: clamp(40px, 5.4vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 20px 0 0;
}

.hero-copy h1 em {
  font-style: italic;
  color: var(--argent);
}

.hero-copy .sub {
  color: var(--ink-2);
  font-size: 19px;
  max-width: 520px;
  margin: 22px 0 0;
}

.cta {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.fine {
  color: var(--muted);
  font-size: 13px;
  margin-top: 14px;
}

/* ── Live quote card ─────────────────────────────────────────────────── */

.quote {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow:
    0 40px 80px -50px color-mix(in srgb, var(--ink) 50%, transparent),
    0 2px 4px color-mix(in srgb, var(--ink) 5%, transparent);
  overflow: hidden;
}

.ticker-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}

.ticker-status .label {
  color: var(--ink);
  font-weight: 600;
}

.ticker-status .note {
  color: var(--muted);
}

.ticker-status .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--muted);
  flex-shrink: 0;
}

.ticker-status[data-state="live"] .dot {
  background: var(--up);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--up) 18%, transparent);
}

.ticker-status[data-state="down"] .dot {
  background: var(--down);
}

/* The mint board: nine live tiles, 3×3 — the page's signature element. */
.ticker-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.ticker-card {
  display: flex;
  flex-direction: column;
  padding: 14px 16px 13px;
  border-bottom: 1px solid var(--paper-2);
  border-right: 1px solid var(--paper-2);
}

.ticker-card:nth-child(3n) {
  border-right: none;
}

.ticker-card:nth-child(n + 7) {
  border-bottom: none;
}

.sym {
  display: flex;
  flex-direction: column-reverse;
  gap: 1px;
}

.sym-name {
  font-weight: 600;
  font-size: 13.5px;
}

.sym-code {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.ticker-card .price {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  margin-top: 7px;
}

.ticker-card .change {
  font-family: var(--font-mono);
  font-size: 11.5px;
  margin-top: 1px;
  color: var(--muted);
}

.ticker-card .change.up {
  color: var(--up);
}

.ticker-card .change.down {
  color: var(--down);
}

.tabular-nums {
  font-variant-numeric: tabular-nums;
}

@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
}

@media (max-width: 640px) {
  .navlinks,
  .nav-links,
  .nav-spacer {
    display: none;
  }

  .nav {
    justify-content: space-between;
  }

  .nav-actions {
    gap: 8px;
  }
}

/* ── Trust strip ─────────────────────────────────────────────────────── */

.trust {
  padding: 36px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-top: 20px;
}

.trust-inner {
  display: flex;
  gap: 38px;
  justify-content: center;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  flex-wrap: wrap;
}

/* ── Why ArgentAPI feature trio ──────────────────────────────────────── */

.feat-section {
  padding: 76px 0;
}

.eye {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
}

.feat {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 38px;
}

.fc {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.fc h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.fc p {
  color: var(--ink-2);
  font-size: 14.5px;
}

.fc .ic {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--argent) 8%, var(--card)),
    color-mix(in srgb, var(--argent) 16%, var(--card))
  );
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--argent);
  font-weight: 800;
}

@media (max-width: 860px) {
  .feat {
    grid-template-columns: 1fr;
  }
}

/* ── Code sample tabs ────────────────────────────────────────────────── */

.code-section {
  padding: 76px 0;
}

.code-section h2 {
  font-size: clamp(28px, 3.8vw, 42px);
  letter-spacing: -0.01em;
  margin: 12px 0 0;
}

.code-section .lead {
  color: var(--ink-2);
  max-width: 600px;
  margin-top: 14px;
  font-size: 17px;
}

.code {
  margin-top: 38px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow:
    0 40px 80px -50px color-mix(in srgb, var(--ink) 50%, transparent),
    0 2px 4px color-mix(in srgb, var(--ink) 5%, transparent);
  overflow: hidden;
}

.code-tabs {
  display: flex;
  gap: 4px;
  padding: 0 20px;
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
}

.code-tab {
  appearance: none;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--muted);
  padding: 14px 10px;
  margin-bottom: -1px;
  cursor: pointer;
  white-space: nowrap;
  transition:
    color 0.15s,
    border-color 0.15s;
}

.code-tab:hover {
  color: var(--ink);
}

.code-tab[aria-selected="true"] {
  color: var(--argent);
  border-bottom-color: var(--argent);
}

.code-sample {
  padding: 22px 24px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-2);
  overflow-x: auto;
}

.code-sample code {
  color: inherit;
}

.code-response {
  padding: 20px 24px 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-2);
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  overflow-x: auto;
}

.cr-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.tok-key {
  color: var(--argent-2);
}

.tok-str {
  color: var(--up);
}

.tok-num {
  color: var(--gold);
}

.tok-bool {
  color: var(--down);
}

@media (max-width: 860px) {
  .code-tabs {
    padding: 0 12px;
  }
}

/* ── Pricing ──────────────────────────────────────────────────────────── */

.pricing-section {
  padding: 76px 0;
}

.pricing-section h2 {
  font-size: clamp(28px, 3.8vw, 42px);
  letter-spacing: -0.01em;
  margin: 12px 0 0;
}

.pricing-section .lead {
  color: var(--ink-2);
  max-width: 600px;
  margin-top: 14px;
  font-size: 17px;
}

.btn-block {
  width: 100%;
  justify-content: center;
  margin-top: 18px;
}

.price {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 38px;
}

.pc {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
}

.pc.best {
  border: 1.5px solid var(--argent);
}

.pc.best:after {
  content: "Most popular";
  position: absolute;
  top: -11px;
  left: 24px;
  background: var(--argent);
  color: var(--paper);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
}

.pc .n {
  font-weight: 600;
  color: var(--ink-2);
}

.pc .p {
  font-family: var(--font-display);
  font-size: 34px;
  margin: 8px 0 2px;
}

.pc .p span {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--muted);
}

.pc ul {
  list-style: none;
  margin-top: 14px;
  color: var(--ink-2);
  font-size: 14px;
}

.pc li {
  padding: 5px 0 5px 22px;
  position: relative;
}

.pc li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--up);
  font-weight: 700;
}

.pc li.no {
  color: var(--muted);
}

.pc li.no:before {
  content: "✕";
  color: var(--muted);
}

.addon {
  margin-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 26px;
}

.addon-copy strong {
  font-size: 15px;
}

.addon-copy p {
  color: var(--ink-2);
  font-size: 14px;
  margin-top: 4px;
}

@media (max-width: 860px) {
  .price {
    grid-template-columns: 1fr 1fr;
  }

  .addon {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .price {
    grid-template-columns: 1fr;
  }
}

/* ── FAQ ─────────────────────────────────────────────────────────────── */

.faq-section {
  padding: 76px 0;
}

.faq-section h2 {
  font-size: clamp(28px, 3.8vw, 42px);
  letter-spacing: -0.01em;
  margin: 12px 0 0;
}

.faq-list {
  margin-top: 38px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 24px;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  font-weight: 600;
  font-size: 15.5px;
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  font-size: 20px;
  font-weight: 400;
  color: var(--muted);
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item[open] summary {
  border-bottom: 1px solid var(--line);
}

.faq-item p {
  color: var(--ink-2);
  font-size: 14.5px;
  padding: 16px 0 22px;
}

/* ── Footer ──────────────────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 20px;
  padding: 56px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
}

.footer-brand p {
  color: var(--muted);
  max-width: 320px;
  margin-top: 12px;
  font-size: 14px;
}

.footer-col h4 {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: var(--muted);
  font-size: 14px;
}

.footer-col a:hover {
  color: var(--ink);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 780px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Legal page prose (privacy.html / terms.html) ─────────────────────── */

.prose {
  padding: 60px 0 90px;
}

.prose h1 {
  font-size: clamp(32px, 4vw, 44px);
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.prose h2 {
  font-size: 21px;
  letter-spacing: -0.005em;
  margin: 34px 0 10px;
}

.prose p {
  color: var(--ink-2);
  font-size: 15px;
  max-width: 720px;
  margin-bottom: 4px;
}

/* ── Polish pass: viewability & depth ───────────────────────────────── */

/* Sticky, blurred masthead — keeps CTAs in reach on a long page. */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 84%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}

.site-header .nav {
  padding: 14px 0;
}

/* Cards earn their depth on interaction, not by default. */
.fc,
.pc {
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease;
}

.fc:hover {
  border-color: color-mix(in srgb, var(--argent) 28%, var(--line));
  box-shadow: 0 10px 28px -18px color-mix(in srgb, var(--ink) 30%, transparent);
}

.pc:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 34px -20px color-mix(in srgb, var(--ink) 35%, transparent);
}

.pc.best {
  box-shadow: 0 18px 44px -24px color-mix(in srgb, var(--argent) 45%, transparent);
}

/* Keep the example response readable, not towering. */
.code-response {
  max-height: 300px;
  overflow-y: auto;
}

/* Live board: gently mark the four precious tiles (top row + first of row 2). */
.ticker-card[data-symbol="AU"] .sym-name,
.ticker-card[data-symbol="AG"] .sym-name,
.ticker-card[data-symbol="PT"] .sym-name,
.ticker-card[data-symbol="PD"] .sym-name {
  color: var(--ink);
}