/* ============================================================================
   Sylvain Deplace 2026 - main.css
   Design tokens + shell components (header/footer/buttons/layout)
   ============================================================================ */

:root {
  /* Palette */
  --abysse: #1b263b;
  --abysse-deep: #0f1a2a;
  --abysse-soft: #243245;
  --electrique: #415a77;
  --electrique-soft: #8fa3bd;
  --orange-ht: #f28c28;
  --orange-ht-dark: #d9761f;
  --orange-ht-soft: #f8b470;
  --acier: #e0e1dd;
  --acier-soft: #edeeea;
  --acier-line: #d4d5d1;
  --blanc: #ffffff;
  --photo-bg: #f8f8f8;

  /* Semantic */
  --bg: var(--acier);
  --fg: var(--abysse);
  --fg-muted: var(--electrique);
  --surface: var(--blanc);
  --surface-2: var(--photo-bg);
  --border: rgba(27, 38, 59, 0.12);
  --accent: var(--orange-ht);
  --accent-strong: var(--orange-ht-dark);
  --accent-title: var(--electrique);
  --accent-title-soft: rgba(65, 90, 119, 0.1);
  --bg-band: var(--abysse);
  --fg-on-band: var(--acier);

  /* Typography */
  --font-heading: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-scale: 1;
  --fs-display: calc(clamp(2.5rem, 5.4vw, 5rem) * var(--font-scale));
  --fs-h1: calc(clamp(2rem, 3.2vw, 3rem) * var(--font-scale));
  --fs-h2: calc(clamp(1.625rem, 2.4vw, 2.25rem) * var(--font-scale));
  --fs-h3: calc(1.5rem * var(--font-scale));
  --fs-h4: calc(1.25rem * var(--font-scale));
  --fs-body: calc(1rem * var(--font-scale));
  --fs-lead: calc(1.0625rem * var(--font-scale));
  --fs-sm: calc(0.875rem * var(--font-scale));
  --fs-xs: calc(0.75rem * var(--font-scale));
  --fs-eyebrow: calc(0.8125rem * var(--font-scale));
  --lh-display: 1.04;
  --lh-heading: 1.15;
  --lh-body: 1.6;
  --tracking-display: -0.02em;
  --tracking-eyebrow: 0.18em;

  /* Spacing */
  --s-1: 8px;
  --s-2: 16px;
  --s-3: 24px;
  --s-4: 32px;
  --s-5: 48px;
  --s-6: 64px;
  --s-7: 80px;
  --s-8: 120px;
  --s-9: 160px;

  --space-1: var(--s-1);
  --space-2: var(--s-2);
  --space-3: var(--s-3);
  --space-4: var(--s-4);
  --space-5: var(--s-5);
  --space-6: var(--s-6);
  --space-7: var(--s-7);
  --space-8: var(--s-8);

  /* Layout */
  --container-max: 1280px;
  --gutter: 32px;
  --gutter-mobile: 16px;
  --section-pad: 72px;

  /* Radius + motion */
  --radius-sm: 4px;
  --radius-md: 8px;
  --dur-fast: 150ms;
  --dur-base: 220ms;
  --dur-slow: 600ms;
  --ease: cubic-bezier(0.2, 0, 0.2, 1);
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 var(--space-3);
  color: var(--fg);
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: var(--tracking-display);
  line-height: var(--lh-heading);
  text-wrap: balance;
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

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

img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

@media (max-width: 768px) {
  .container {
    padding-inline: var(--gutter-mobile);
  }
}

.site-main {
  min-height: 50vh;
  padding-block: var(--section-pad);
}

@media (max-width: 768px) {
  .site-main {
    padding-block: calc(var(--section-pad) * 0.72);
  }
}

.site-main--home,
.site-main--blog {
  padding-block: 0;
}

.site-main--home .wp-block-post-content > *,
.site-main--blog .wp-block-post-content > * {
  margin-block-start: 0;
  margin-block-end: 0;
}

.site-main--home .alignfull,
.site-main--blog .alignfull {
  margin-top: 0;
  margin-bottom: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 72px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  border-bottom: 1px solid var(--border);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--space-3);
  min-height: 72px;
}

.site-header__cta {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--fg);
}

.brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--abysse);
  color: var(--blanc);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.brand__name {
  color: var(--fg);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
}

.brand__suffix {
  margin-left: 4px;
  color: var(--fg-muted);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 12px;
  white-space: nowrap;
}

@media (max-width: 640px) {
  .brand__suffix {
    display: none;
  }

  .site-header {
    min-height: auto;
  }

  .site-header__inner {
    flex-wrap: wrap;
    align-items: center;
    row-gap: 10px;
    min-height: auto;
    padding-block: 10px;
  }

  .site-header__cta {
    margin-left: 0;
    width: 100%;
    justify-content: flex-end;
  }

  .site-header__cta .btn {
    min-height: 36px;
    padding: 8px 14px;
    font-size: 13px;
  }
}

.site-nav {
  display: flex;
  align-items: center;
  --navigation-layout-wrap: nowrap;
}

.wp-block-navigation.site-nav,
.wp-block-navigation__container.site-nav {
  --navigation-layout-wrap: nowrap !important;
}

.site-nav .wp-block-navigation__container {
  display: flex;
  align-items: center;
  --navigation-layout-wrap: nowrap;
  flex-wrap: nowrap !important;
  gap: 10px;
}

.wp-block-navigation__container.site-nav {
  flex-wrap: nowrap !important;
}

.site-nav .wp-block-navigation-item__content,
.site-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 6px 0;
  white-space: nowrap;
  color: var(--fg);
  font-size: 13px;
  line-height: 1.25;
  font-weight: 500;
}

.site-nav .wp-block-navigation-item {
  flex: 0 0 auto;
}

.site-nav .wp-block-navigation-item__content:hover,
.site-nav a:hover {
  color: var(--accent);
}

.site-nav .wp-block-navigation-item__content[aria-current="page"]::after,
.site-nav .wp-block-navigation-item.current-menu-item > .wp-block-navigation-item__content::after,
.site-nav a[aria-current="page"]::after,
.site-nav a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--accent);
}

@media (max-width: 900px) {
  .site-nav {
    display: none;
  }
}

@media (max-width: 1500px) {
  .brand__suffix {
    display: none;
  }
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon,
.theme-toggle .icon-auto {
  display: none;
}

html[data-theme-pref="light"] .theme-toggle .icon-sun {
  display: block;
}

html[data-theme-pref="dark"] .theme-toggle .icon-moon {
  display: block;
}

html[data-theme-pref="auto"] .theme-toggle .icon-auto {
  display: block;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  white-space: nowrap;
  min-height: 40px;
  padding: 10px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition:
    background-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}

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

.btn--primary {
  background: var(--orange-ht);
  border-color: var(--orange-ht);
  color: var(--blanc);
}

.btn--primary:hover {
  background: var(--orange-ht-dark);
  border-color: var(--orange-ht-dark);
  color: var(--blanc);
}

.btn--secondary {
  background: transparent;
  border-color: var(--fg);
  color: var(--fg);
}

.btn--secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn--mono {
  padding: 10px 18px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.site-footer {
  position: relative;
  margin-top: var(--space-7);
  background: var(--abysse);
  color: var(--acier);
  padding-block: var(--space-6) var(--space-4);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--orange-ht);
}

.site-footer a {
  color: var(--acier);
}

.site-footer a:hover {
  color: var(--orange-ht);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-5);
  padding-bottom: var(--space-5);
}

@media (max-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
}

.site-footer__col h4 {
  margin: 0 0 var(--space-2);
  color: var(--blanc);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.site-footer__col ul {
  list-style: none;
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.site-footer__col p {
  margin: 0 0 var(--space-2);
  font-size: 14px;
  opacity: 0.9;
}

.site-footer .brand__name,
.site-footer .brand__suffix {
  color: var(--blanc);
}

.site-footer .brand__mark {
  background: var(--blanc);
  color: var(--abysse);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid rgba(224, 225, 221, 0.15);
  font-size: 13px;
  opacity: 0.8;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

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