/* Enquadre — dronebr.click | high-contrast-bw editorial */

:root {
  --color-bg: #fafafa;
  --color-surface: #ffffff;
  --color-text: #0a0a0a;
  --color-text-muted: #4a4a4a;
  --color-border: #d4d4d4;
  --color-accent: #0a0a0a;
  --color-inverse: #ffffff;
  --color-overlay: rgba(10, 10, 10, 0.85);

  --font-serif: "Georgia", "Times New Roman", serif;
  --font-sans: "Helvetica Neue", Arial, sans-serif;

  --container: 1140px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-asym-a: 2.25rem;
  --space-asym-b: 4.5rem;

  --radius-sm: 2px;
  --radius-md: 8px;
  --radius-lg: 24px;
  --radius-asym: 2px 16px 2px 16px;

  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.06);
  --transition: 0.2s ease;
}

[data-theme="dark"] {
  --color-bg: #0a0a0a;
  --color-surface: #141414;
  --color-text: #f5f5f5;
  --color-text-muted: #a3a3a3;
  --color-border: #333333;
  --color-accent: #f5f5f5;
  --color-inverse: #0a0a0a;
  --color-overlay: rgba(250, 250, 250, 0.9);
}

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

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-serif);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover { opacity: 0.75; }

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

/* ——— Split-nav header ——— */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
}

.header-brand {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
}

.header-nav-left,
.header-nav-right {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.header-nav-left { justify-content: flex-start; }
.header-nav-right { justify-content: flex-end; align-items: center; }

.header-nav-left a,
.header-nav-right a {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
}

.header-nav-left a:hover,
.header-nav-right a:hover { text-decoration: underline; }

.theme-toggle {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.6rem;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
}

/* ——— Hero: stacked headlines, no image ——— */
.hero-stacked {
  padding: var(--space-asym-b) 0 var(--space-asym-a);
  border-bottom: 1px solid var(--color-border);
}

.hero-stacked h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  line-height: 1.05;
  margin: 0 0 var(--space-sm);
  letter-spacing: -0.02em;
}

.hero-stacked .hero-line-2 {
  font-style: italic;
  color: var(--color-text-muted);
}

.hero-stacked .hero-deck {
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 38ch;
  margin-top: var(--space-md);
  line-height: 1.6;
}

/* ——— Tags ——— */
.tag {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: underline;
  text-underline-offset: 4px;
  color: var(--color-text-muted);
}

.tag:hover { color: var(--color-text); }

/* ——— Mosaic tiles homepage ——— */
.mosaic-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-sm);
  padding: var(--space-lg) 0;
}

.mosaic-tile {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-asym);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.mosaic-tile:nth-child(1) { grid-column: span 7; }
.mosaic-tile:nth-child(2) { grid-column: span 5; }
.mosaic-tile:nth-child(3) { grid-column: span 4; }
.mosaic-tile:nth-child(4) { grid-column: span 4; }
.mosaic-tile:nth-child(5) { grid-column: span 4; }

.mosaic-tile img,
.mosaic-tile svg {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.mosaic-tile-body {
  padding: var(--space-sm) var(--space-md) var(--space-md);
}

.mosaic-tile h2 {
  font-size: 1.35rem;
  font-weight: 400;
  margin: var(--space-xs) 0;
  line-height: 1.3;
}

.mosaic-tile h2 a { text-decoration: none; }
.mosaic-tile h2 a:hover { text-decoration: underline; }

.mosaic-tile .meta {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ——— Horizontal thumb cards ——— */
.thumb-row {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  align-items: flex-start;
}

.thumb-row img,
.thumb-row svg {
  width: 180px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  aspect-ratio: 4/3;
  object-fit: cover;
}

.thumb-row-content h3 {
  font-size: 1.15rem;
  font-weight: 400;
  margin: 0 0 var(--space-xs);
}

.thumb-row-content h3 a { text-decoration: none; }
.thumb-row-content h3 a:hover { text-decoration: underline; }

.thumb-row-content p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ——— Magazine breakout grid ——— */
.breakout-section {
  padding: var(--space-xl) 0;
}

.breakout-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-asym-b);
  align-items: start;
}

.breakout-rail {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-left: 2px solid var(--color-text);
  padding-left: var(--space-sm);
}

.breakout-content p {
  font-size: 1.1rem;
  margin: 0 0 var(--space-md);
}

/* ——— Split-content-rail articles ——— */
.article-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-asym-b);
  padding: var(--space-lg) 0;
}

.article-rail {
  position: sticky;
  top: 5rem;
  align-self: start;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.article-rail .rail-label {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.article-rail dl { margin: 0; }
.article-rail dt { font-weight: 600; margin-top: var(--space-sm); }
.article-rail dd { margin: 0.15rem 0 0; }

.article-body h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.15;
  margin: 0 0 var(--space-md);
}

.article-body .lede {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.article-body p {
  margin: 0 0 var(--space-md);
  font-size: 1.05rem;
}

.article-body h2 {
  font-size: 1.5rem;
  font-weight: 400;
  margin: var(--space-lg) 0 var(--space-md);
}

.full-bleed {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-block: var(--space-lg);
}

.full-bleed img,
.full-bleed svg {
  width: 100%;
  max-height: 70vh;
  object-fit: cover;
}

.full-bleed figcaption {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  padding: var(--space-sm) var(--space-md);
  max-width: var(--container);
  margin-inline: auto;
}

/* ——— Page content (about, legal) ——— */
.page-content {
  padding: var(--space-lg) 0 var(--space-xl);
  max-width: 720px;
}

.page-content h1 {
  font-size: 2.25rem;
  font-weight: 400;
  margin: 0 0 var(--space-md);
}

.page-content h2 {
  font-size: 1.35rem;
  font-weight: 400;
  margin: var(--space-lg) 0 var(--space-sm);
}

.page-content p,
.page-content li {
  font-size: 1.05rem;
}

.page-content ul { padding-left: 1.25rem; }

/* ——— Contact form ——— */
.contact-form {
  display: grid;
  gap: var(--space-md);
  max-width: 520px;
  margin-top: var(--space-md);
}

.contact-form label {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.35rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: 1rem;
}

.contact-form textarea { min-height: 140px; resize: vertical; }

/* ——— Ghost buttons ——— */
.btn-ghost {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.7rem 1.4rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}

.btn-ghost:hover {
  background: var(--color-text);
  color: var(--color-inverse);
  opacity: 1;
}

/* ——— Three-column footer ——— */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-lg) 0 var(--space-md);
  margin-top: var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.footer-col h3 {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 var(--space-sm);
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li { margin-bottom: 0.4rem; }

.footer-col a {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  text-decoration: none;
}

.footer-col a:hover { text-decoration: underline; }

.footer-bottom {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* ——— Cookie corner popup ——— */
.cookie-popup {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  max-width: 340px;
  padding: var(--space-md);
  background: var(--color-overlay);
  color: var(--color-inverse);
  border-radius: var(--radius-lg) var(--radius-sm) var(--radius-lg) var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  line-height: 1.5;
  z-index: 200;
  box-shadow: var(--shadow-subtle);
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.cookie-popup.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.cookie-popup p { margin: 0 0 var(--space-sm); }

.cookie-popup a { color: var(--color-inverse); }

.cookie-popup .btn-ghost {
  border-color: var(--color-inverse);
  color: var(--color-inverse);
}

.cookie-popup .btn-ghost:hover {
  background: var(--color-inverse);
  color: var(--color-overlay);
}

/* ——— Articles listing ——— */
.articles-header {
  padding: var(--space-lg) 0 var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.articles-header h1 {
  font-size: 2.5rem;
  font-weight: 400;
  margin: 0;
}

.articles-list { padding: var(--space-md) 0 var(--space-xl); }

/* ——— Author avatars ——— */
.author-inline {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: var(--space-md) 0;
}

.author-inline img,
.author-inline svg {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

.author-inline span {
  font-family: var(--font-sans);
  font-size: 0.85rem;
}

/* ——— Responsive ——— */
@media (max-width: 900px) {
  .header-inner {
    grid-template-columns: 1fr auto;
  }

  .header-nav-left { display: none; }

  .header-nav-right {
    position: fixed;
    inset: 0;
    top: 53px;
    flex-direction: column;
    background: var(--color-surface);
    padding: var(--space-md);
    transform: translateX(100%);
    transition: transform var(--transition);
    z-index: 99;
  }

  .header-nav-right.is-open { transform: translateX(0); }

  .menu-toggle { display: block; }

  .mosaic-tile { grid-column: span 12 !important; }

  .breakout-grid,
  .article-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .article-rail { position: static; }

  .thumb-row { flex-direction: column; }

  .thumb-row img,
  .thumb-row svg { width: 100%; }
}

@media (max-width: 600px) {
  html { font-size: 16px; }
  .footer-grid { grid-template-columns: 1fr; }
}