/* ==========================================================================
   DG Tech - landing.css
   Scaffold: tokens + typography + CTA + focus + skip-link + 768px.
   Block-specific styles (.landing-hero, .landing-risks, ...) land with
   their own stories. Do not add them here.
   ========================================================================== */

/* 1. Font-face declarations (self-hosted WOFF2 - Story 1.2) */
@font-face {
  font-family: 'Playfair Display';
  src: url('/assets/fonts/playfair-display-600.woff2') format('woff2');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'Playfair Display';
  src: url('/assets/fonts/playfair-display-700.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'Playfair Display';
  src: url('/assets/fonts/playfair-display-800.woff2') format('woff2');
  font-weight: 800;
  font-display: swap;
}
@font-face {
  font-family: 'Sora';
  src: url('/assets/fonts/sora-600.woff2') format('woff2');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'Sora';
  src: url('/assets/fonts/sora-700.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'DM Sans';
  src: url('/assets/fonts/dm-sans-400.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'DM Sans';
  src: url('/assets/fonts/dm-sans-500.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'DM Sans';
  src: url('/assets/fonts/dm-sans-700.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}

/* 2. Design tokens (Obsidian & Amber - redeclared from main.css, with landing override for --font-heading) */
:root {
  /* Colors */
  --bg-primary: #0c0c0e;
  --bg-secondary: #141416;
  --bg-card: #1c1c20;
  --text-primary: #f0ece4;
  --text-secondary: #a8a29e;
  --text-muted: #78716c;
  --accent-primary: #d4a853;
  --accent-secondary: #e8c068;
  --accent-muted: rgba(212, 168, 83, 0.15);
  --border-color: #2a2a2e;

  /* Shadow */
  --shadow-glow: 0 0 20px rgba(212, 168, 83, 0.15);

  /* Fonts (landing override - Playfair serif for H1/H2) */
  --font-heading: 'Playfair Display', serif;
  --font-h3: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* Font sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  /* Spacing */
  --space-2: 0.5rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;

  /* Transitions */
  --transition-fast: 150ms ease;

  /* Radius */
  --radius-md: 0.5rem;
}

/* 3. Reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
img, picture, video, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }

/* 4. Base typography */
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  min-height: 100vh;
}
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  letter-spacing: -0.03em;
}
h1 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-4xl);
  line-height: 1.1;
}
h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-3xl);
  line-height: 1.2;
}
h3 {
  font-family: var(--font-h3);
  font-weight: 600;
  font-size: var(--text-xl);
  line-height: 1.3;
}
p {
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}
strong {
  font-weight: 700;
  color: var(--text-primary);
}
a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--accent-secondary); }

/* 5. Skip-link (WCAG) */
.landing-skip-link {
  position: absolute;
  top: 0;
  left: 0;
  transform: translateY(-100%);
  background: var(--accent-primary);
  color: var(--bg-primary);
  padding: var(--space-2) var(--space-4);
  z-index: 100;
  transition: transform var(--transition-fast), color var(--transition-fast);
}
.landing-skip-link:focus { transform: translateY(0); }

/* 6. CTA components */
.landing-cta--primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.5rem;
  min-height: 44px;
  min-width: 44px;
  border: none;
  border-radius: var(--radius-md);
  background-color: var(--accent-primary);
  color: var(--bg-primary);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}
.landing-cta--primary:hover {
  background-color: var(--accent-secondary);
  color: var(--bg-primary);
  box-shadow: var(--shadow-glow);
}

.landing-cta--secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  min-height: 44px;
  min-width: 44px;
  border: 2px solid var(--accent-primary);
  border-radius: var(--radius-md);
  background-color: transparent;
  color: var(--accent-primary);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.landing-cta--secondary:hover {
  background-color: var(--accent-muted);
  color: var(--accent-primary);
}

.landing-link--secondary {
  display: inline;
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}
.landing-link--secondary:hover { color: var(--text-primary); }

/* 7. Global focus-visible (WCAG 2.4.7) */
a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* 8. Desktop overrides (single breakpoint) */
@media (min-width: 768px) {
  h1 { font-size: var(--text-5xl); }
}

/* 9. Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .landing-cta--primary,
  .landing-cta--secondary,
  .landing-link--secondary,
  .landing-skip-link,
  a {
    transition: none;
  }
}

/* 10. Block-specific: Hero (.landing-hero, .landing-hero__title, .landing-hero__subtitle, .landing-hero__ctas) - Story 1.7 */
.landing-hero {
  padding: var(--space-16) var(--space-4);
  text-align: center;
  max-width: var(--container-max);
  margin: 0 auto;
}
.landing-hero__title {
  max-width: 720px;
  margin: 0 auto var(--space-6);
}
.landing-hero__subtitle {
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.5;
  max-width: 600px;
  margin: 0 auto var(--space-8);
}
.landing-hero__ctas {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}
@media (min-width: 768px) {
  .landing-hero { padding: var(--space-24) 0; }
}

/* 11. Block-specific: Symptoms (.landing-symptoms, .landing-symptoms__title, .landing-symptoms__text) - Story 2.1 */
.landing-symptoms {
  padding: var(--space-20) var(--space-4);
  text-align: center;
}
.landing-symptoms__title {
  margin-bottom: var(--space-8);
}
.landing-symptoms__text {
  max-width: 620px;
  margin: 0 auto;
}
@media (min-width: 768px) {
  .landing-symptoms { padding: var(--space-24) 0; }
}

/* 12. Block-specific: Risks (.landing-risks, __title, __intro, __grid, __item) - Story 2.2 */
.landing-risks {
  padding: var(--space-20) var(--space-4);
  background-color: var(--bg-secondary);
}
.landing-risks__title {
  text-align: center;
  margin-bottom: var(--space-6);
}
.landing-risks__intro {
  max-width: 620px;
  margin: 0 auto var(--space-12);
  text-align: center;
  font-weight: 500;
}
.landing-risks__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: var(--container-narrow);
  margin: 0 auto;
}
.landing-risks__item h3 {
  margin-bottom: var(--space-4);
}
@media (min-width: 768px) {
  .landing-risks { padding: var(--space-24) var(--space-4); }
  .landing-risks__grid { grid-template-columns: 1fr 1fr; }
}

/* 13. Block-specific: Method (.landing-method, __title, __intro, __steps, __step) - Story 2.3 */
.landing-method {
  padding: var(--space-20) var(--space-4);
}
.landing-method__title {
  text-align: center;
  margin-bottom: var(--space-6);
}
.landing-method__intro {
  max-width: 620px;
  margin: 0 auto var(--space-12);
  text-align: center;
  font-weight: 500;
}
.landing-method__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: var(--container-max);
  margin: 0 auto;
}
.landing-method__step h3 {
  margin-bottom: var(--space-4);
}
@media (min-width: 768px) {
  .landing-method { padding: var(--space-24) var(--space-4); }
  .landing-method__steps { grid-template-columns: repeat(3, 1fr); }
}

/* 14. Block-specific: Deliverable (.landing-deliverable, __title, __intro, __slider, __slide, __summary-title, __summary, __final) - Story 2.4 */
.landing-deliverable {
  padding: var(--space-20) var(--space-4);
  background-color: var(--bg-secondary);
}
.landing-deliverable__title {
  text-align: center;
  margin-bottom: var(--space-6);
}
.landing-deliverable__intro {
  max-width: 620px;
  margin: 0 auto var(--space-12);
  text-align: center;
  font-weight: 500;
}
.landing-deliverable__highlights {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: var(--container-max);
  display: grid;
  gap: var(--space-6);
}
.landing-deliverable__highlight {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  padding: var(--space-6);
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  align-items: center;
}
.landing-deliverable__highlight-media img,
.landing-deliverable__highlight-media picture {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}
.landing-deliverable__highlight-title {
  margin: 0 0 var(--space-4);
  font-size: var(--text-xl);
  line-height: 1.3;
}
.landing-deliverable__highlight-points {
  list-style: disc;
  padding-left: 1.25em;
  margin: 0;
  color: var(--text-secondary);
}
.landing-deliverable__highlight-points li + li {
  margin-top: var(--space-2);
}
.landing-deliverable__summary-title {
  text-align: center;
  margin-top: var(--space-12);
  margin-bottom: var(--space-6);
}
.landing-deliverable__summary {
  max-width: var(--container-narrow);
  margin: 0 auto var(--space-8);
  list-style-position: inside;
}
.landing-deliverable__final {
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
}
@media (min-width: 768px) {
  .landing-deliverable { padding: var(--space-24) var(--space-4); }
  .landing-deliverable__highlight {
    grid-template-columns: minmax(220px, 38%) 1fr;
    gap: var(--space-8);
    padding: var(--space-8);
  }
}

/* 15. Block-specific: About (.landing-about, __title, __content, __photo, __bio, __malt-link) - Story 2.5 */
.landing-about {
  padding: var(--space-20) var(--space-4);
}
.landing-about__title {
  text-align: center;
  margin-bottom: var(--space-8);
}
.landing-about__content {
  max-width: var(--container-narrow);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: start;
}
.landing-about__photo img {
  width: 100%;
  height: auto;
}
.landing-about__malt-link {
  margin-top: var(--space-4);
}
@media (min-width: 768px) {
  .landing-about { padding: var(--space-24) var(--space-4); }
  .landing-about__content { grid-template-columns: 300px 1fr; gap: var(--space-8); }
}

/* 16. Shared nav + footer (duplicated from main.css since landing.css doesn't load main.css) - Epic 2 retro Action B */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: rgba(12, 12, 14, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-4);
  height: 64px;
}
.nav__logo {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
}
.nav__logo:hover { color: var(--text-primary); }
.nav__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 60;
}
.nav__toggle-icon {
  position: relative;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: 200ms ease;
}
.nav__toggle-icon::before,
.nav__toggle-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: 200ms ease;
}
.nav__toggle-icon::before { top: -8px; }
.nav__toggle-icon::after { bottom: -8px; }
.nav__toggle[aria-expanded="true"] .nav__toggle-icon { background-color: transparent; }
.nav__toggle[aria-expanded="true"] .nav__toggle-icon::before { top: 0; transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__toggle-icon::after { bottom: 0; transform: rotate(-45deg); }
.nav__menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-primary);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  list-style: none;
}
.nav__menu.is-open { display: flex; }
.nav__link {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}
.nav__link:hover,
.nav__link--active { color: var(--text-primary); }
@media (min-width: 768px) {
  .nav__toggle { display: none; }
  .nav__menu {
    display: flex;
    position: static;
    flex-direction: row;
    background: transparent;
    gap: var(--space-6);
  }
  .nav__link { font-size: var(--text-sm); }
}

.site-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: var(--space-12) 0 var(--space-8);
}
.footer__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-4);
}
.footer__main {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
@media (min-width: 768px) {
  .footer__main { grid-template-columns: 2fr 1fr 1fr; }
}
.footer__logo {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
}
.footer__logo:hover { color: var(--text-primary); }
.footer__nav ul,
.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer__nav a,
.footer__links a {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}
.footer__nav a:hover,
.footer__links a:hover { color: var(--text-primary); }
.footer__social-title {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}
.footer__social-links {
  list-style: none;
  display: flex;
  gap: var(--space-4);
}
.footer__social-links a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}
.footer__social-links a:hover { color: var(--accent-primary); }
.footer__social-links .icon { width: 24px; }
.footer__bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--border-color);
  text-align: center;
}
.footer__copyright {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

/* 17. Block-specific: FAQ (.landing-faq, __title, __list, __item) - Story 3.1 */
.landing-faq {
  padding: var(--space-20) var(--space-4);
  background-color: var(--bg-secondary);
}
.landing-faq__title {
  text-align: center;
  margin-bottom: var(--space-12);
}
.landing-faq__list {
  max-width: var(--container-narrow);
  margin: 0 auto;
}
.landing-faq__item {
  border-bottom: 1px solid var(--border-color);
}
.landing-faq__item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  cursor: pointer;
  list-style: none;
}
.landing-faq__item summary::-webkit-details-marker {
  display: none;
}
.landing-faq__item summary::after {
  content: "+";
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  line-height: 1;
  color: var(--text-muted);
  flex-shrink: 0;
}
.landing-faq__item[open] summary::after {
  content: "−";
}
.landing-faq__item summary h3 {
  transition: color var(--transition-fast);
}
.landing-faq__item summary:hover h3 {
  color: var(--accent-primary);
}
.landing-faq__item p {
  padding-bottom: var(--space-4);
}
@media (min-width: 768px) {
  .landing-faq { padding: var(--space-24) var(--space-4); }
}
@media (prefers-reduced-motion: reduce) {
  .landing-faq__item summary h3 { transition: none; }
}

/* 18. Block-specific: Final CTA (.landing-cta-final, __title, __recap, __cta, __microcopy, __secondary) - Story 3.2 */
.landing-cta-final {
  padding: var(--space-20) var(--space-4);
  background-color: var(--accent-muted);
  text-align: center;
}
.landing-cta-final__title {
  margin-bottom: var(--space-6);
}
.landing-cta-final__recap {
  max-width: 620px;
  margin: 0 auto var(--space-8);
  font-weight: 500;
}
.landing-cta-final__cta {
  font-size: var(--text-lg);
  padding: 1.125rem 2rem;
}
.landing-cta-final__microcopy {
  max-width: 620px;
  margin: var(--space-4) auto 0;
  font-size: var(--text-xs);
  color: var(--text-secondary);
}
.landing-cta-final__secondary {
  margin-top: var(--space-8);
}
.landing-cta-final .landing-cta--primary:focus-visible {
  outline-color: var(--text-primary);
}
@media (min-width: 768px) {
  .landing-cta-final { padding: var(--space-24) var(--space-4); }
}

/* 19. Block-specific: Sticky mini-CTA (.landing-sticky-cta, __price, __cta) - Story 3.3 */
.landing-sticky-cta {
  position: sticky;
  bottom: 0;
  z-index: 40;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: 0 var(--space-4) env(safe-area-inset-bottom);
  min-height: 52px;
  background-color: rgba(12, 12, 14, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.25);
}
.landing-sticky-cta__price {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--text-primary);
}
.landing-sticky-cta__cta {
  font-size: var(--text-sm);
  padding: 0.5rem 1rem;
}
.landing-sticky-cta .landing-cta--primary:focus-visible {
  outline-color: var(--text-primary);
}
@media (min-width: 768px) {
  .landing-sticky-cta {
    display: none;
  }
}

/* 20. Page-specific: Merci confirmation (.landing-merci, __title, __intro, __steps, __contact) - Story 3.4 */
.landing-merci {
  padding: var(--space-20) var(--space-4);
  max-width: var(--container-narrow);
  margin: 0 auto;
}
.landing-merci__title {
  margin-bottom: var(--space-6);
}
.landing-merci__intro {
  margin-bottom: var(--space-6);
}
.landing-merci__steps {
  padding-inline-start: 1.5em;
  margin-bottom: var(--space-8);
}
.landing-merci__steps li {
  margin-bottom: var(--space-4);
}
.landing-merci__contact {
  margin-top: var(--space-8);
  color: var(--text-secondary);
}
@media (min-width: 768px) {
  .landing-merci {
    padding: var(--space-24) var(--space-4);
  }
}