/* =========================================================
   TechDaily — Design System & Base Styles
   ========================================================= */

:root {
  /* Color system (overridden per-user via customizer inline CSS) */
  --color-primary: #2952e3;
  --color-primary-dark: #1c3fb8;
  --color-ink: #12141a;
  --color-body: #3a3f4b;
  --color-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-surface: #ffffff;
  --color-background: #f7f8fa;
  --color-success: #059669;
  --color-warning: #d97706;
  --color-danger: #dc2626;

  --color-cat-ai: #7c3aed;
  --color-cat-startups: #059669;
  --color-cat-bigtech: #2563eb;
  --color-cat-security: #dc2626;
  --color-cat-gadgets: #d97706;
  --color-cat-dev: #0891b2;

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-headline: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-size-base: 17px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(18, 20, 26, 0.06);
  --shadow-md: 0 4px 14px rgba(18, 20, 26, 0.08);
  --shadow-lg: 0 12px 32px rgba(18, 20, 26, 0.12);

  --container-max: 1200px;
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

/* -------------------- Reset & base -------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; max-width: 100%; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-body);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
  max-width: 100%;
  overflow-x: hidden;
}
table { max-width: 100%; }
pre, code { max-width: 100%; overflow-x: auto; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headline);
  color: var(--color-ink);
  line-height: 1.2;
  margin: 0 0 0.5em;
  font-weight: 700;
}

.screen-reader-text {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px); white-space: nowrap;
}
.skip-link {
  position: absolute; top: -100px; left: 0; z-index: 10000;
  background: var(--color-primary); color: #fff; padding: 12px 20px;
  transition: top var(--transition-fast);
}
.skip-link:focus { top: 0; position: fixed; }

:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* -------------------- Layout helpers -------------------- */
.site-header__inner,
.footer-main,
.footer-bottom,
.homepage,
.category-header,
.category-layout__body,
.archive-header,
.archive-layout__body,
.single-post-layout,
.page-layout,
.search-layout,
.error-404 {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 20px;
}

/* -------------------- Buttons & badges -------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px; padding: 10px 20px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 0.9375rem; border: none;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.btn--primary { background: var(--color-primary); color: #fff; }
.btn--primary:hover { background: var(--color-primary-dark); }

.badge {
  display: inline-block; font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em;
  padding: 4px 10px; border-radius: 999px;
  color: #fff; background: var(--badge-color, var(--color-primary));
  margin-bottom: 8px;
}
.tag { display: inline-block; font-size: 0.8125rem; padding: 4px 10px; border: 1px solid var(--color-border); border-radius: 999px; margin: 0 6px 6px 0; color: var(--color-muted); }

/* -------------------- Breaking ticker --------------------
   Fixed dark band regardless of site color scheme, so text stays
   readable whether the page is in light or dark mode. */
.breaking-ticker { display: flex; align-items: center; background: #12141a; color: #fff; font-size: 0.875rem; overflow: hidden; width: 100%; }
.breaking-ticker__label { flex: none; background: var(--color-danger); color: #fff; font-weight: 700; padding: 8px 14px; text-transform: uppercase; font-size: 0.75rem; }
.breaking-ticker__track { display: flex; gap: 32px; padding: 8px 16px; white-space: nowrap; animation: ticker 40s linear infinite; min-width: max-content; }
.breaking-ticker__track a { color: #fff; opacity: 0.9; }
.breaking-ticker__track a:hover { opacity: 1; text-decoration: underline; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* -------------------- Header -------------------- */
.site-header { position: sticky; top: 0; z-index: 500; background: var(--color-surface); border-bottom: 1px solid var(--color-border); width: 100%; }
.site-header__inner { display: flex; align-items: center; gap: 16px; height: 68px; width: 100%; }
.site-branding { flex: none; margin-right: 4px; }
.site-title { font-family: var(--font-headline); font-size: 1.375rem; font-weight: 800; color: var(--color-ink); white-space: nowrap; }
.main-navigation { flex: 1; min-width: 0; overflow: hidden; }
.nav-menu { display: flex; gap: 20px; align-items: center; flex-wrap: nowrap; }
.nav-menu a { font-weight: 600; font-size: 0.875rem; color: var(--color-body); white-space: nowrap; }
.nav-menu a:hover { color: var(--color-primary); }
.nav-menu .sub-menu { display: none; }

.header-actions { display: flex; align-items: center; gap: 6px; flex: none; }
.icon-btn { background: none; border: none; padding: 8px; border-radius: 50%; color: var(--color-body); display: flex; flex: none; }
.icon-btn:hover { background: var(--color-background); }
.icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: block; }

.btn--newsletter { white-space: nowrap; padding: 8px 16px; font-size: 0.875rem; }

.hamburger { display: none; flex-direction: column; gap: 4px; background: none; border: none; padding: 8px; flex: none; }
.hamburger span { width: 20px; height: 2px; background: var(--color-ink); }

.site-search-panel { border-top: 1px solid var(--color-border); background: var(--color-surface); }
.site-search-panel__inner { max-width: var(--container-max); margin-inline: auto; padding: 16px 20px; }
.site-search-panel[hidden] { display: none; }

.mobile-menu[hidden] { display: none; }
.mobile-menu { border-top: 1px solid var(--color-border); padding: 16px 20px; }
.mobile-menu .nav-menu { flex-direction: column; align-items: flex-start; gap: 14px; }

.mega-menu[hidden] { display: none; }

/* -------------------- Search form -------------------- */
.search-form { display: flex; flex-wrap: wrap; gap: 8px; }
.search-field, .search-filter { padding: 10px 14px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-body); }
.search-field { flex: 1 1 240px; }
.live-search-results { margin-top: 10px; }
.live-search-results:empty { display: none; }
.live-search-results a { display: flex; gap: 10px; padding: 8px; border-radius: var(--radius-sm); align-items: center; }
.live-search-results a:hover { background: var(--color-background); }
.live-search-results img { width: 44px; height: 34px; object-fit: cover; border-radius: 4px; }

/* -------------------- Briefing banner -------------------- */
.briefing-banner { background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark)); color: #fff; padding: 12px 20px; border-radius: var(--radius-md); max-width: var(--container-max); margin: 20px auto 0; }
.briefing-banner p { margin: 0; font-size: 0.9375rem; }

/* -------------------- News cards -------------------- */
.news-card { background: var(--color-surface); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: box-shadow var(--transition-base), transform var(--transition-base); }
.news-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.news-card__media { display: block; position: relative; aspect-ratio: 16/10; overflow: hidden; background: var(--color-border); }
.news-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-base); }
.news-card:hover .news-card__media img { transform: scale(1.04); }
.news-card__media-placeholder { width: 100%; height: 100%; background: linear-gradient(135deg, var(--color-border), var(--color-background)); }
.news-card__media-placeholder--sm { aspect-ratio: 4/3; }
.news-card__body { padding: 16px; }
.news-card__title a { color: var(--color-ink); }
.news-card__title a:hover { color: var(--color-primary); }
.news-card__excerpt, .news-card__summary { color: var(--color-muted); font-size: 0.9375rem; }
.news-card__meta { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 0.8125rem; color: var(--color-muted); margin: 10px 0; }
.news-card__dot { opacity: 0.6; }

.news-card--hero { display: grid; grid-template-columns: 1.4fr 1fr; gap: 0; }
.news-card--hero .news-card__media { aspect-ratio: auto; height: 100%; }
.news-card--hero .news-card__body { padding: 28px; display: flex; flex-direction: column; justify-content: center; }
.news-card--hero .news-card__title { font-size: clamp(1.5rem, 3vw, 2.25rem); }
@media (max-width: 782px) { .news-card--hero { grid-template-columns: 1fr; } }

.news-card--compact { display: flex; gap: 12px; box-shadow: none; background: transparent; border-bottom: 1px solid var(--color-border); border-radius: 0; }
.news-card--compact:hover { transform: none; box-shadow: none; }
.news-card--compact .news-card__media { width: 96px; flex: none; aspect-ratio: 4/3; border-radius: var(--radius-sm); }
.news-card--compact .news-card__body { padding: 10px 0; }
.news-card--compact .news-card__title { font-size: 1rem; margin: 0; }
.news-card__meta--top { margin: 0 0 4px; }

.news-card--mini { display: flex; gap: 10px; align-items: center; box-shadow: none; background: transparent; border-radius: 0; position: relative; }
.news-card--mini:hover { transform: none; box-shadow: none; }
.news-card--mini .news-card__media { width: 56px; flex: none; aspect-ratio: 4/3; border-radius: var(--radius-sm); }
.news-card--mini .news-card__body { padding: 0; }
.news-card--mini .news-card__title { font-size: 0.9375rem; margin: 0; }
.news-card__rank { font-family: var(--font-headline); font-weight: 800; font-size: 1.25rem; color: var(--color-border); width: 24px; flex: none; }

.bookmark-btn { position: absolute; top: 10px; right: 10px; background: rgba(255,255,255,0.9); border-radius: 50%; padding: 6px; border: none; color: var(--color-ink); }

/* -------------------- Grids & sections -------------------- */
.news-grid { display: grid; gap: 20px; margin-top: 16px; }
.news-grid > * { min-width: 0; }
.news-grid--3up { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.news-grid--4up { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1024px) { .news-grid--3up, .news-grid--4up { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .news-grid--3up, .news-grid--4up { grid-template-columns: 1fr; } }

.news-feed { display: flex; flex-direction: column; }

.section-header { display: flex; align-items: baseline; justify-content: space-between; margin: 40px 0 4px; }
.section-header__title { font-size: 1.375rem; margin: 0; }
.section-header__link { font-size: 0.875rem; font-weight: 600; color: var(--color-primary); }

.homepage-layout { display: grid; grid-template-columns: 2.4fr 1fr; gap: 32px; max-width: var(--container-max); margin: 0 auto; padding-inline: 20px; }
.homepage-layout > * { min-width: 0; }
@media (max-width: 1024px) { .homepage-layout { grid-template-columns: 1fr; } }

.single-post-layout { display: grid; grid-template-columns: 2.4fr 1fr; gap: 40px; padding-top: 32px; padding-bottom: 60px; }
.category-layout__body, .archive-layout__body { display: grid; grid-template-columns: 2.4fr 1fr; gap: 32px; padding-top: 24px; padding-bottom: 40px; }
.single-post-layout > *, .category-layout__body > *, .archive-layout__body > * { min-width: 0; }
@media (max-width: 1024px) {
  .single-post-layout, .category-layout__body, .archive-layout__body { grid-template-columns: 1fr; }
}

.sidebar--sticky { position: sticky; top: 90px; display: flex; flex-direction: column; gap: 28px; }
.widget-title { font-size: 1rem; text-transform: uppercase; letter-spacing: 0.03em; border-bottom: 2px solid var(--color-border); padding-bottom: 8px; margin-bottom: 14px; }

/* -------------------- Single article -------------------- */
.single-article__title { font-size: clamp(1.75rem, 4vw, 2.75rem); margin-top: 8px; }
.single-article__summary { font-size: 1.125rem; color: var(--color-muted); }
.single-article__meta { display: flex; gap: 10px; align-items: center; margin: 16px 0; }
.single-article__meta img { border-radius: 50%; }
.single-article__meta-line { font-size: 0.8125rem; color: var(--color-muted); display: flex; gap: 6px; }
.single-article__featured-image { margin: 24px 0; }
.single-article__featured-image figcaption { font-size: 0.8125rem; color: var(--color-muted); margin-top: 8px; }
.entry-content { font-size: 1.0625rem; line-height: 1.8; }
.entry-content p { margin: 0 0 1.4em; }
.entry-content h2 { margin-top: 1.8em; font-size: 1.5rem; }
.entry-content h3 { margin-top: 1.4em; font-size: 1.25rem; }
.entry-content img { border-radius: var(--radius-md); }
.entry-content blockquote { border-left: 4px solid var(--color-primary); padding-left: 20px; font-style: italic; color: var(--color-muted); margin: 1.5em 0; }

.social-share { display: flex; gap: 10px; margin-top: 16px; }
.social-share__link { width: 36px; height: 36px; border-radius: 50%; background: var(--color-background); display: flex; align-items: center; justify-content: center; border: 1px solid var(--color-border); }

.author-card { display: flex; gap: 16px; padding: 24px; background: var(--color-surface); border-radius: var(--radius-md); margin-top: 32px; box-shadow: var(--shadow-sm); }
.author-card__name { margin: 0 0 6px; font-size: 1.125rem; }
.author-card__bio { color: var(--color-muted); font-size: 0.9375rem; margin: 0 0 8px; }
.author-card__link { color: var(--color-primary); font-weight: 600; font-size: 0.875rem; }

/* -------------------- Category / archive header -------------------- */
.category-header, .archive-header { padding-top: 32px; border-bottom: 1px solid var(--color-border); padding-bottom: 24px; }
.category-header__title, .archive-header__title { font-size: 2rem; border-left: 6px solid var(--category-color, var(--color-primary)); padding-left: 16px; }

.related-categories__list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.category-newsletter { margin-top: 40px; }

/* -------------------- Pagination -------------------- */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 32px; }
.pagination .page-numbers { padding: 8px 14px; border-radius: var(--radius-sm); border: 1px solid var(--color-border); }
.pagination .page-numbers.current { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* -------------------- Footer --------------------
   The newsletter band is a fixed dark panel (not theme-dependent) so its
   white text/inputs never disappear when the site is switched to dark mode. */
.footer-newsletter { background: #12141a; color: #fff; padding: 48px 20px; text-align: center; }
.footer-newsletter__inner { max-width: 560px; margin: 0 auto; }
.footer-newsletter h2 { color: #fff; }
.footer-newsletter p { color: #d7d9de; }
.newsletter-form { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; justify-content: center; }
.newsletter-form input[type="email"] { flex: 1 1 240px; padding: 12px 16px; border-radius: var(--radius-sm); border: 1px solid transparent; background: #fff; color: #12141a; }
.newsletter-form input[type="email"]::placeholder { color: #8a8f9c; }
.newsletter-form__note { width: 100%; font-size: 0.75rem; color: #b6b9c2; margin-top: 8px; }

.site-footer { background: var(--color-surface); border-top: 1px solid var(--color-border); }
.footer-main { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 32px; padding-block: 48px; }
@media (max-width: 782px) { .footer-main { grid-template-columns: 1fr 1fr; } }
.footer-col h3 { font-size: 0.9375rem; text-transform: uppercase; letter-spacing: 0.03em; }
.footer-col ul li { margin-bottom: 8px; }
.footer-about { color: var(--color-muted); font-size: 0.9375rem; margin: 12px 0; }

.social-links { display: flex; gap: 10px; }
.social-links__item {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--color-background); border: 1px solid var(--color-border);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--color-muted); transition: background var(--transition-fast), color var(--transition-fast);
}
.social-links__item:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.social-links__item::before {
  content: ''; width: 16px; height: 16px;
  background-color: currentColor;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: center; mask-position: center;
  -webkit-mask-size: contain; mask-size: contain;
}
.social-links__item--x::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M18.9 2H22l-7.6 8.7L23 22h-6.6l-5.2-6.6L5.2 22H2l8.1-9.3L1.6 2h6.8l4.7 6.1L18.9 2zm-1.2 18h1.8L7.4 3.9H5.5L17.7 20z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M18.9 2H22l-7.6 8.7L23 22h-6.6l-5.2-6.6L5.2 22H2l8.1-9.3L1.6 2h6.8l4.7 6.1L18.9 2zm-1.2 18h1.8L7.4 3.9H5.5L17.7 20z'/%3E%3C/svg%3E"); }
.social-links__item--linkedin::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4.98 3.5a2.5 2.5 0 11-.02 5 2.5 2.5 0 01.02-5zM3 9h4v12H3zM9 9h3.8v1.7h.05c.53-.95 1.83-1.95 3.77-1.95 4.03 0 4.78 2.5 4.78 5.75V21h-4v-5.7c0-1.36-.02-3.1-1.9-3.1-1.9 0-2.19 1.48-2.19 3v5.8H9z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4.98 3.5a2.5 2.5 0 11-.02 5 2.5 2.5 0 01.02-5zM3 9h4v12H3zM9 9h3.8v1.7h.05c.53-.95 1.83-1.95 3.77-1.95 4.03 0 4.78 2.5 4.78 5.75V21h-4v-5.7c0-1.36-.02-3.1-1.9-3.1-1.9 0-2.19 1.48-2.19 3v5.8H9z'/%3E%3C/svg%3E"); }
.social-links__item--facebook::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M13.5 22v-8.4h2.8l.4-3.3h-3.2V8.1c0-.95.26-1.6 1.63-1.6H17V3.5c-.3-.04-1.3-.13-2.46-.13-2.44 0-4.1 1.49-4.1 4.22v2.35H7.6v3.3h2.84V22h3.06z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M13.5 22v-8.4h2.8l.4-3.3h-3.2V8.1c0-.95.26-1.6 1.63-1.6H17V3.5c-.3-.04-1.3-.13-2.46-.13-2.44 0-4.1 1.49-4.1 4.22v2.35H7.6v3.3h2.84V22h3.06z'/%3E%3C/svg%3E"); }
.social-links__item--youtube::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M22 12s0-3.2-.4-4.7c-.24-.87-.93-1.55-1.8-1.8C18.3 5 12 5 12 5s-6.3 0-7.8.5c-.87.25-1.56.93-1.8 1.8C2 8.8 2 12 2 12s0 3.2.4 4.7c.24.87.93 1.53 1.8 1.78C5.7 19 12 19 12 19s6.3 0 7.8-.52c.87-.25 1.56-.91 1.8-1.78.4-1.5.4-4.7.4-4.7zM10 15.2V8.8l5.5 3.2-5.5 3.2z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M22 12s0-3.2-.4-4.7c-.24-.87-.93-1.55-1.8-1.8C18.3 5 12 5 12 5s-6.3 0-7.8.5c-.87.25-1.56.93-1.8 1.8C2 8.8 2 12 2 12s0 3.2.4 4.7c.24.87.93 1.53 1.8 1.78C5.7 19 12 19 12 19s6.3 0 7.8-.52c.87-.25 1.56-.91 1.8-1.78.4-1.5.4-4.7.4-4.7zM10 15.2V8.8l5.5 3.2-5.5 3.2z'/%3E%3C/svg%3E"); }
.social-links__item--rss::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='5' cy='19' r='2'/%3E%3Cpath d='M4 11a9 9 0 019 9h-2.2A6.8 6.8 0 004 13.2V11zM4 4a16 16 0 0116 16h-2.3A13.7 13.7 0 004 6.3V4z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='5' cy='19' r='2'/%3E%3Cpath d='M4 11a9 9 0 019 9h-2.2A6.8 6.8 0 004 13.2V11zM4 4a16 16 0 0116 16h-2.3A13.7 13.7 0 004 6.3V4z'/%3E%3C/svg%3E"); }

.footer-bottom { display: flex; justify-content: space-between; padding-block: 20px; border-top: 1px solid var(--color-border); font-size: 0.8125rem; color: var(--color-muted); flex-wrap: wrap; gap: 10px; }
.footer-legal { display: flex; gap: 16px; }

/* -------------------- Loading skeletons -------------------- */
.skeleton { background: linear-gradient(90deg, var(--color-border) 25%, var(--color-background) 37%, var(--color-border) 63%); background-size: 400% 100%; animation: skeleton-loading 1.4s ease infinite; border-radius: var(--radius-sm); }
@keyframes skeleton-loading { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

/* -------------------- 404 -------------------- */
.error-404 { text-align: center; padding: 60px 20px; }
.error-404 h1 { font-size: 5rem; }

/* -------------------- Responsive nav collapse -------------------- */
@media (max-width: 1100px) {
  .btn--newsletter { display: none; }
}
@media (max-width: 960px) {
  .main-navigation { display: none; }
  .hamburger { display: flex; }
}
@media (max-width: 480px) {
  .site-title { font-size: 1.125rem; }
  .site-header__inner { gap: 8px; }
  .header-actions { gap: 2px; }
}