/* SQUIDBOT.io — Company Site
   Design system matched to provenance.squidbot.io */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

/* ───── Tokens ───── */
:root {
  --bg-primary: #000;
  --bg-secondary: #111;
  --bg-card: rgba(255, 255, 255, 0.02);
  --text-primary: rgba(255, 255, 255, 1);
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-tertiary: rgba(255, 255, 255, 0.5);
  --text-quaternary: rgba(255, 255, 255, 0.3);
  --accent: #10b981;
  --border: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-button: rgba(255, 255, 255, 0.2);
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --max-w: 80rem;
  --radius: 0.75rem;
  --radius-full: 9999px;
}

/* ───── Reset ───── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* ───── Layout ───── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.25rem;
}
@media (min-width: 768px) {
  .container { padding: 0 1.5rem; }
}

/* ───── Nav ───── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}
.nav-logo {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.nav-logo span {
  color: var(--accent);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--text-primary);
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle svg {
  width: 1.5rem;
  height: 1.5rem;
}
@media (max-width: 767px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 4rem;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(12px);
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
}

/* ───── Hero ───── */
.hero {
  padding: 10rem 0 6rem;
  text-align: center;
}
.hero h1 {
  font-size: 3rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero p {
  font-size: 1.125rem;
  color: var(--text-tertiary);
  max-width: 36rem;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}
@media (min-width: 768px) {
  .hero h1 { font-size: 4rem; }
}

/* ───── Buttons ───── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
  text-decoration: none;
}
.btn:hover { opacity: 0.9; }
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: #fff;
  color: #000;
}
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-button);
}
.btn-outline:hover {
  border-color: var(--text-tertiary);
}
.btn-accent {
  background: var(--accent);
  color: #000;
}

/* ───── Sections ───── */
section {
  padding: 5rem 0;
}
section + section {
  border-top: 1px solid var(--border);
}
.section-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-title {
  font-size: 1.875rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.section-desc {
  color: var(--text-tertiary);
  max-width: 40rem;
  line-height: 1.7;
}
@media (min-width: 768px) {
  section { padding: 6rem 0; }
  .section-title { font-size: 2.25rem; }
}

/* ───── Cards ───── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s;
}
.card:hover {
  border-color: var(--border-medium);
}
.card-grid {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .card-grid { grid-template-columns: repeat(3, 1fr); }
}
.card h3 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}
.card p {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  line-height: 1.6;
}

/* ───── Product teaser ───── */
.product-teaser {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
@media (min-width: 768px) {
  .product-teaser {
    flex-direction: row;
    align-items: center;
    padding: 3rem;
  }
  .product-teaser .product-info { flex: 1; }
  .product-teaser .product-cta { flex-shrink: 0; }
}
.product-teaser h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}
.product-teaser p {
  color: var(--text-tertiary);
  line-height: 1.7;
}
.feature-list {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.feature-tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  color: var(--text-tertiary);
}

/* ───── Contact CTA ───── */
.contact-cta {
  text-align: center;
}
.contact-cta .section-desc {
  margin: 0 auto 2rem;
}
.contact-cta .btn-row {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ───── Footer ───── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}
.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-quaternary);
  margin-top: 0.5rem;
}
.footer-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}
.footer-links a {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--text-primary);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  font-size: 0.75rem;
  color: var(--text-quaternary);
}
.social-links {
  display: flex;
  gap: 1rem;
}
.social-links a {
  color: var(--text-quaternary);
  transition: color 0.2s;
}
.social-links a:hover {
  color: var(--text-primary);
}
.social-links svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ───── Contact Form ───── */
.form-section {
  max-width: 36rem;
  margin: 0 auto;
}
.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.375rem;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-group textarea {
  min-height: 8rem;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-quaternary);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-success {
  text-align: center;
  padding: 3rem;
  color: var(--accent);
  font-weight: 500;
  display: none;
}

/* ───── Legal Pages ───── */
.legal-content {
  max-width: 48rem;
  margin: 0 auto;
  padding: 8rem 0 4rem;
}
.legal-content h1 {
  font-size: 2.25rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
}
.legal-content h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}
.legal-content h3 {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}
.legal-content h4 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}
.legal-content p {
  margin-bottom: 1rem;
  line-height: 1.7;
}
.legal-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.legal-content a:hover {
  opacity: 0.8;
}
.legal-content ul, .legal-content ol {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}
.legal-content li {
  margin-bottom: 0.375rem;
  line-height: 1.6;
}
.legal-content strong {
  color: var(--text-primary);
  font-weight: 500;
}

/* ───── Governance Page ───── */
.gov-hero {
  padding: 10rem 0 4rem;
  text-align: center;
}
.gov-hero h1 {
  font-size: 3rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 1rem;
}
.gov-hero .subtitle {
  font-size: 1.125rem;
  color: var(--text-tertiary);
  max-width: 38rem;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}
@media (min-width: 768px) {
  .gov-hero h1 { font-size: 3.5rem; }
}

/* Regulation badges row */
.reg-badges {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.reg-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}
.reg-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* Framework cards */
.framework-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}
@media (min-width: 768px) {
  .framework-grid { grid-template-columns: repeat(2, 1fr); }
}
.framework-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 2rem;
  transition: border-color 0.2s;
}
.framework-card:hover {
  border-color: var(--border-medium);
}
.framework-card .fw-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.framework-card .fw-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.fw-icon--eu { background: rgba(0, 51, 153, 0.2); }
.fw-icon--gdpr { background: rgba(16, 185, 129, 0.15); }
.fw-icon--iso { background: rgba(59, 130, 246, 0.15); }
.fw-icon--c2pa { background: rgba(168, 85, 247, 0.15); }
.framework-card .fw-tag {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  color: var(--text-quaternary);
}
.framework-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}
.framework-card .fw-desc {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}
.framework-card .fw-points {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.framework-card .fw-points li {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.5;
}
.framework-card .fw-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

/* Commitment banner */
.commitment-banner {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(59, 130, 246, 0.05));
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: 1rem;
  padding: 2.5rem;
  text-align: center;
  margin-top: 2rem;
}
.commitment-banner h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}
.commitment-banner p {
  font-size: 0.9375rem;
  color: var(--text-tertiary);
  max-width: 36rem;
  margin: 0 auto;
  line-height: 1.7;
}

/* Principles list */
.principles-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}
@media (min-width: 640px) {
  .principles-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .principles-grid { grid-template-columns: repeat(3, 1fr); }
}
.principle {
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
}
.principle .p-num {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.625rem;
}
.principle h4 {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.375rem;
}
.principle p {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  line-height: 1.6;
}