/* ClaimGPT ECO-AI — shared public-site design system */
:root {
  --paper: #f5ede3;
  --card: rgba(255, 253, 249, 0.94);
  --ink: #1c2430;
  --muted: #5e6678;
  --line: rgba(28, 36, 48, 0.12);
  --accent: #a5441d;
  --accent-hover: #8c3818;
  --accent-soft: rgba(165, 68, 29, 0.1);
  --accent-2: #d47c3c;
  --dark: #151c26;
  --mono: "SF Mono", "Menlo", "Consolas", monospace;
  --radius-lg: 26px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shadow: 0 22px 46px rgba(43, 35, 24, 0.09);
  --shell-max: 1100px;
  --touch: 44px;
  color-scheme: light;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(212, 124, 60, 0.14), transparent 32%),
    linear-gradient(180deg, #faf3ea 0%, #ede0cd 100%);
  line-height: 1.55;
}

body.theme-console {
  color-scheme: dark;
  color: #e7f1fb;
  background:
    radial-gradient(circle at 0% 0%, rgba(165, 68, 29, 0.12), transparent 28%),
    radial-gradient(circle at 100% 0%, rgba(121, 210, 192, 0.1), transparent 24%),
    linear-gradient(180deg, #06101a 0%, #0a1522 54%, #08111c 100%);
}

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

a:hover {
  color: var(--accent);
}

img {
  max-width: 100%;
}

h1, h2, h3, p, ul, ol {
  margin: 0;
}

.shell {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 24px 18px 64px;
}

.shell-wide {
  max-width: 1280px;
}

/* ── Navigation ── */
.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 18px;
  margin-bottom: 32px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

body.theme-console .site-nav {
  border-bottom-color: rgba(137, 176, 206, 0.18);
}

.site-brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.site-brand-link {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.site-brand-sub {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

body.theme-console .site-brand-sub {
  color: #79d2c0;
}

.site-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
}

.site-nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: var(--touch);
  padding: 0 10px;
  font-size: 14px;
  color: var(--muted);
  border-radius: 999px;
  transition: color 0.15s ease, background 0.15s ease;
}

.site-nav-links a:hover,
.site-nav-links a[aria-current="page"] {
  color: var(--accent);
  background: var(--accent-soft);
}

body.theme-console .site-nav-links a:hover,
body.theme-console .site-nav-links a[aria-current="page"] {
  color: #f0a070;
  background: rgba(165, 68, 29, 0.18);
}

/* ── Typography ── */
.eyebrow {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

body.theme-console .eyebrow {
  color: #79d2c0;
}

.kicker {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-2);
}

body.theme-console .kicker {
  color: #ffd279;
}

.page-title {
  font-size: clamp(2.2rem, 5vw, 3.25rem);
  line-height: 0.98;
  max-width: 12ch;
  margin-bottom: 14px;
}

.page-lede {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
  max-width: 40rem;
}

body.theme-console .page-lede {
  color: #93a9be;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 1.75rem);
  margin-bottom: 8px;
}

.section-sub {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 16px;
}

/* ── Layout ── */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
  align-items: stretch;
  margin-bottom: 18px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.stack {
  display: grid;
  gap: 18px;
}

/* ── Surfaces ── */
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

body.theme-console .panel,
body.theme-console .card,
body.theme-console .api-card {
  background: rgba(11, 22, 36, 0.82);
  border-color: rgba(137, 176, 206, 0.18);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.32);
}

.card {
  background: rgba(255, 253, 249, 0.88);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 22px;
}

.callout {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(165, 68, 29, 0.14);
  background: linear-gradient(135deg, rgba(165, 68, 29, 0.07), rgba(255, 255, 255, 0.85));
}

body.theme-console .callout {
  border-color: rgba(121, 210, 192, 0.16);
  background: linear-gradient(180deg, rgba(121, 210, 192, 0.08), rgba(255, 210, 121, 0.04));
}

/* ── Buttons ── */
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch);
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 700;
  font-family: var(--mono);
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.btn.primary {
  background: var(--accent);
  color: #fff;
}

.btn.primary:hover {
  background: var(--accent-hover);
  color: #fff;
}

body.theme-console .btn.primary {
  background: linear-gradient(135deg, #d47c3c, #a5441d);
}

.btn.secondary {
  border-color: var(--line);
  background: #fff;
  color: var(--ink);
}

body.theme-console .btn.secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(137, 176, 206, 0.22);
  color: #e7f1fb;
}

/* ── Content blocks ── */
.prose h2 {
  font-size: 1.2rem;
  margin: 28px 0 10px;
}

.prose p,
.prose li {
  color: var(--muted);
  line-height: 1.65;
}

.prose ul,
.prose ol {
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.notice {
  margin-top: 24px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  font-size: 14px;
  color: var(--ink);
}

.info-grid {
  display: grid;
  gap: 14px;
  margin: 20px 0;
}

.info-panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
}

.info-panel h2 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.prompt-block {
  border-left: 3px solid var(--accent);
  padding: 12px 14px;
  background: var(--accent-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 12px 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

pre.code {
  background: var(--dark);
  color: #e7f1fb;
  border-radius: var(--radius-md);
  padding: 16px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
}

/* ── API console specifics ── */
.api-card {
  background: rgba(14, 29, 46, 0.94);
  border: 1px solid rgba(137, 176, 206, 0.18);
  border-radius: 24px;
  padding: 22px;
}

.api-card h2 {
  font-size: 1.35rem;
  margin-bottom: 8px;
}

.api-card p {
  color: #93a9be;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 18px;
}

.field-grid {
  display: grid;
  gap: 12px;
}

.field-grid label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  color: #93a9be;
  font-family: var(--mono);
}

.field-grid input,
.field-grid textarea {
  width: 100%;
  min-height: var(--touch);
  border-radius: 14px;
  border: 1px solid rgba(137, 176, 206, 0.22);
  background: rgba(3, 10, 17, 0.82);
  color: #e7f1fb;
  padding: 12px 14px;
  font: inherit;
}

.field-grid textarea {
  min-height: 220px;
  resize: vertical;
  font-family: var(--mono);
  font-size: 12px;
}

.field-grid input:focus-visible,
.field-grid textarea:focus-visible,
.action-row button:focus-visible {
  outline: 2px solid #d47c3c;
  outline-offset: 2px;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}

.action-row button {
  min-height: var(--touch);
  padding: 0 18px;
  border-radius: 999px;
  border: 0;
  background: linear-gradient(135deg, #d47c3c, #a5441d);
  color: #fff;
  font-family: var(--mono);
  font-weight: 700;
  cursor: pointer;
}

.action-row button.secondary {
  background: rgba(255, 255, 255, 0.06);
  color: #e7f1fb;
  border: 1px solid rgba(137, 176, 206, 0.22);
}

.hint {
  color: #93a9be;
  font-size: 12px;
}

.response {
  margin-top: 18px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(2, 8, 14, 0.9);
  border: 1px solid rgba(137, 176, 206, 0.16);
}

.response-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 10px;
}

.badge {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #08111c;
  background: #79d2c0;
  border-radius: 999px;
  padding: 6px 10px;
}

.badge.idle {
  background: rgba(137, 176, 206, 0.32);
  color: #e7f1fb;
  border: 1px solid rgba(137, 176, 206, 0.35);
}

.badge.working {
  background: #ffd279;
  color: #1c1010;
}

.badge.ready {
  background: #79d2c0;
  color: #08111c;
}

.badge.error {
  background: #ff8e7a;
  color: #1c1010;
}

.response pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  color: #d9e7f5;
}

/* ── Landing-specific ── */
.tool-card {
  background: rgba(255, 253, 249, 0.88);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 20px;
}

.tool-name {
  font-size: 12px;
  font-family: var(--mono);
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 6px;
  letter-spacing: 0.04em;
}

.tool-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.tool-card p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.compliance {
  background: var(--dark);
  border-radius: 24px;
  padding: 32px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 18px;
}

.compliance h2 {
  font-size: 26px;
  color: #fff;
  margin-bottom: 8px;
}

.compliance .sub {
  color: rgba(255, 255, 255, 0.5);
  font-size: 15px;
  margin-bottom: 24px;
}

.comp-item {
  padding: 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.comp-label {
  font-size: 10px;
  font-family: var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 6px;
}

.comp-item p {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.75);
}

.step {
  background: rgba(255, 253, 249, 0.88);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 18px;
}

.step-num {
  font-size: 11px;
  font-family: var(--mono);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.step h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.step p {
  color: var(--muted);
  font-size: 13px;
}

.mini-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mini-card {
  padding: 16px 18px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(245, 238, 229, 0.85));
  border: 1px solid var(--line);
}

.mini-card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
}

.mini-card p {
  color: var(--muted);
  font-size: 13px;
}

.site-footer {
  padding: 20px 0 0;
  color: var(--muted);
  font-size: 13px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

body.theme-console .site-footer {
  border-top-color: rgba(137, 176, 206, 0.18);
  color: #93a9be;
}

.meta-line {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 0.95rem;
}

.section-head {
  margin: 28px 0 14px;
}

.section-block {
  margin-bottom: 28px;
}

.section-block-sm {
  margin-bottom: 20px;
}

.mt-18 {
  margin-top: 18px;
}

/* ── Motion ── */
.fade-up {
  animation: fadeUp 560ms ease both;
}

.fade-up.delay-1 { animation-delay: 80ms; }
.fade-up.delay-2 { animation-delay: 160ms; }
.fade-up.delay-3 { animation-delay: 240ms; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .fade-up { animation: none; }
  .btn:hover { transform: none; }
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero,
  .grid-3,
  .grid-2,
  .grid-4,
  .compliance .grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .shell {
    padding: 18px 14px 48px;
  }

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

  .site-nav-links {
    width: 100%;
    gap: 6px 10px;
  }

  .site-nav-links a {
    padding: 0 12px;
  }

  .page-title {
    max-width: none;
  }

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