/* Silver Buffalo News — Design System v2
   Palette: warm newsprint cream + deep buffalo blue + red accent
   55+ optimized: generous type, high contrast, clean layouts */

:root,
[data-theme='light'] {
  /* Surfaces — warm newsprint feel */
  --color-bg: #f7f4ed;
  --color-surface: #faf8f3;
  --color-surface-2: #fdfcfa;
  --color-surface-offset: #ede8dc;
  --color-surface-offset-2: #e4dfd2;
  --color-divider: #d8d2c4;
  --color-border: #ccc5b4;

  /* Text — high contrast for readability */
  --color-text: #1c1a15;
  --color-text-muted: #5e5849;
  --color-text-faint: #a39a8a;
  --color-text-inverse: #f7f4ed;

  /* Primary: Buffalo Blue */
  --color-primary: #1a3a6b;
  --color-primary-hover: #122c54;
  --color-primary-active: #0c1e3a;
  --color-primary-highlight: #c4d1e8;

  /* Accent: Niagara Red */
  --color-accent: #b83226;
  --color-accent-hover: #921e14;
  --color-accent-highlight: #f2d0cd;

  /* Gold for badges and highlights */
  --color-gold: #a07408;
  --color-gold-highlight: #f0e5c0;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(28,26,21,0.08);
  --shadow-md: 0 4px 18px rgba(28,26,21,0.11);
  --shadow-lg: 0 12px 42px rgba(28,26,21,0.15);

  /* Layout */
  --content-narrow: 700px;
  --content-default: 1060px;
  --content-wide: 1300px;

  /* Type Scale — 55+ optimized: 20px+ body floor */
  --text-xs:   clamp(0.9rem,   0.82rem + 0.3vw, 1rem);      /* 14.4px → 16px */
  --text-sm:   clamp(1.0rem,   0.92rem + 0.35vw, 1.15rem);  /* 16px → 18.4px */
  --text-base: clamp(1.2rem,   1.1rem  + 0.45vw, 1.4rem);   /* 19.2px → 22.4px */
  --text-lg:   clamp(1.4rem,   1.2rem  + 0.9vw,  1.9rem);   /* 22.4px → 30.4px */
  --text-xl:   clamp(1.8rem,   1.3rem  + 2vw,    2.8rem);   /* 28.8px → 44.8px */
  --text-2xl:  clamp(2.2rem,   1.3rem  + 3.5vw,  4rem);     /* 35.2px → 64px */
  --text-hero: clamp(2.6rem,   1rem    + 6vw,    5.5rem);   /* 41.6px → 88px */

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Fonts */
  --font-display: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Source Serif 4', 'Georgia', serif;
  --font-ui: 'Inter', 'Helvetica Neue', sans-serif;
}

[data-theme='dark'] {
  --color-bg: #131210;
  --color-surface: #1a1916;
  --color-surface-2: #1f1e1b;
  --color-surface-offset: #232119;
  --color-surface-offset-2: #2b2922;
  --color-divider: #333027;
  --color-border: #403d32;
  --color-text: #e6e2d8;
  --color-text-muted: #8a8577;
  --color-text-faint: #5c5950;
  --color-text-inverse: #1a1916;
  --color-primary: #6a9cd8;
  --color-primary-hover: #82b0e4;
  --color-primary-active: #9ec4f0;
  --color-primary-highlight: #1d2d44;
  --color-accent: #e05a4b;
  --color-accent-hover: #ec7a6d;
  --color-accent-highlight: #3d1f1c;
  --color-gold: #e6b240;
  --color-gold-highlight: #3a3018;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.28);
  --shadow-md: 0 4px 18px rgba(0,0,0,0.38);
  --shadow-lg: 0 12px 42px rgba(0,0,0,0.52);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #131210;
    --color-surface: #1a1916;
    --color-surface-2: #1f1e1b;
    --color-surface-offset: #232119;
    --color-surface-offset-2: #2b2922;
    --color-divider: #333027;
    --color-border: #403d32;
    --color-text: #e6e2d8;
    --color-text-muted: #8a8577;
    --color-text-faint: #5c5950;
    --color-text-inverse: #1a1916;
    --color-primary: #6a9cd8;
    --color-primary-hover: #82b0e4;
    --color-accent: #e05a4b;
    --color-gold: #e6b240;
    --color-gold-highlight: #3a3018;
  }
}

/* ==============================
   BASE RESET
   ============================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text);
  background-color: var(--color-bg);
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }

h1,h2,h3,h4,h5,h6 {
  text-wrap: balance;
  line-height: 1.2;
  font-family: var(--font-display);
}
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }

::selection { background: color-mix(in oklab, var(--color-primary), transparent 75%); }
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

button { cursor: pointer; background: none; border: none; }
a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}
a:hover { color: var(--color-primary-hover); }

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

/* ==============================
   LAYOUT
   ============================== */
.container {
  width: 100%;
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-10));
}
.container--narrow { max-width: var(--content-narrow); }
.container--wide { max-width: var(--content-wide); }

/* ==============================
   TOP BAR
   ============================== */
.header-top-bar {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  text-align: center;
  padding-block: var(--space-2);
  letter-spacing: 0.04em;
}

/* ==============================
   HEADER
   ============================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.96);
  backdrop-filter: blur(16px);
  border-bottom: 2px solid var(--color-primary);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  gap: var(--space-5);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}
.site-logo svg { flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
}
.logo-tagline {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}
.site-nav a {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.site-nav a:hover, .site-nav a.active {
  background: var(--color-surface-offset);
  color: var(--color-primary);
}

.header-actions { display: flex; align-items: center; gap: var(--space-2); }
.btn-theme {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: background var(--transition), color var(--transition);
}
.btn-theme:hover { background: var(--color-surface-offset); color: var(--color-text); }

/* ==============================
   BREAKING NEWS TICKER
   ============================== */
.breaking-bar {
  background: var(--color-accent);
  color: #fff;
  padding-block: var(--space-3);
  overflow: hidden;
}
.breaking-inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.breaking-label {
  flex-shrink: 0;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: #fff;
  color: var(--color-accent);
  padding: 3px var(--space-3);
  border-radius: var(--radius-sm);
  z-index: 2;
}
.breaking-text {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ==============================
   CATEGORIES BAR
   ============================== */
.categories-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-3);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.categories-bar::-webkit-scrollbar { height: 3px; }
.categories-bar::-webkit-scrollbar-track { background: transparent; }
.categories-bar::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 2px; }

.categories-inner {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: max-content;
}
.cat-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  text-decoration: none;
  color: var(--color-text-muted);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.cat-pill:hover, .cat-pill.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.cat-pill.active { pointer-events: none; }

/* ==============================
   AD ZONES
   ============================== */
.ad-zone {
  background: var(--color-surface-offset);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  text-align: center;
  padding: var(--space-3);
}
.ad-zone--leaderboard { width: 100%; min-height: 90px; }
.ad-zone--rectangle { width: 100%; min-height: 250px; }
.ad-zone--sidebar { width: 100%; min-height: 300px; }

.ad-label {
  font-family: var(--font-ui);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
  text-align: center;
  margin-bottom: var(--space-1);
}

/* ==============================
   HERO
   ============================== */
.hero {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.025'%3E%3Cpath d='M0 0h40v40H0zm40 40h40v40H40z'/%3E%3C/g%3E%3C/svg%3E");
}
.hero-inner { position: relative; z-index: 1; }
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}
.hero h1 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-5);
  max-width: 860px;
  line-height: 1.15;
}
.hero-sub {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.82);
  max-width: 640px;
  margin-bottom: var(--space-8);
  font-family: var(--font-ui);
  line-height: 1.6;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  flex-wrap: wrap;
}
.hero-meta span { display: flex; align-items: center; gap: var(--space-2); }
.hero-byline {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
}
.hero-byline-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.3);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px; color: #fff;
  flex-shrink: 0;
}

/* ==============================
   PAGE LAYOUT (Main + Sidebar)
   ============================== */
.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  padding-block: var(--space-10);
}
@media (min-width: 960px) {
  .content-grid {
    grid-template-columns: 1fr 340px;
    gap: var(--space-12);
  }
}

/* ==============================
   ARTICLE CARDS
   ============================== */
.articles-section {
  padding-block: clamp(var(--space-8), 5vw, var(--space-16));
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-4);
  border-bottom: 3px solid var(--color-primary);
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.section-title::before {
  content: '';
  display: block;
  width: 5px;
  height: 1.1em;
  background: var(--color-accent);
  border-radius: 3px;
  flex-shrink: 0;
}
.view-all {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-primary);
  transition: background var(--transition), color var(--transition);
}
.view-all:hover {
  background: var(--color-primary);
  color: #fff;
}

/* Card grid */
.article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  align-items: start; /* prevent stretching */
}

/* Featured layout: featured card full-width on top, list cards stacked below — always single column, no exceptions */
.article-grid--featured,
.article-grid--featured.article-grid {
  display: grid !important;
  grid-template-columns: 1fr !important;
  gap: var(--space-4);
}

/* ==============================
   ARTICLE CARDS — List (horizontal) + Featured (vertical)
   ============================== */

/* List card — horizontal row: thumbnail left, text right */
.article-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  min-height: 130px;
}
.article-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* List card thumbnail — fixed square, never grows */
.card-image {
  width: 150px;
  min-width: 150px;
  max-width: 150px;
  height: 150px;
  min-height: 150px;
  max-height: 150px;
  flex-shrink: 0;
  flex-grow: 0;
  overflow: hidden;
  background: var(--color-surface-offset);
}
.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.article-card:hover .card-image img { transform: scale(1.05); }

/* Featured card — full vertical stack: image on top, text below */
.article-card.card--featured {
  flex-direction: column;
  align-items: stretch;
}
.article-card.card--featured .card-image {
  width: 100%;
  min-width: 100%;
  max-width: 100%;
  height: auto;
  min-height: unset;
  max-height: unset;
  aspect-ratio: 16 / 9;
}
.article-card.card--featured .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Card body */
.card-body {
  padding: var(--space-4) var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0; /* prevent overflow */
  justify-content: center;
}
.article-card.card--featured .card-body {
  padding: var(--space-6);
  gap: var(--space-3);
}

.card-category {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-category::before {
  content: '';
  display: block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

/* Card title — 55+ optimized sizing */
.card-title {
  font-family: var(--font-display);
  font-size: var(--text-base);   /* ~19-22px — legible for 55+ audience */
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition);
}
.card-title:hover { color: var(--color-primary); }
.card--featured .card-title {
  font-size: var(--text-lg);    /* bigger for the big featured card */
  -webkit-line-clamp: 4;
  flex: 1;
}

/* Show short excerpt on list cards for 55+ scannability */
.card-excerpt {
  display: -webkit-box;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.55;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 100%;
}
.card--featured .card-excerpt {
  display: -webkit-box;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 100%;
}

/* Byline — show author name on list cards too (builds trust) */
.card-byline {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}
.card--featured .card-byline {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.byline-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 11px;
  flex-shrink: 0;
  font-family: var(--font-ui);
}
.byline-info { display: flex; flex-direction: column; gap: 1px; }
.byline-name { font-weight: 700; color: var(--color-text); }

.card-meta {
  display: flex;
  align-items: center;
  font-family: var(--font-ui);
  font-size: 11px;
  color: var(--color-text-faint);
  margin-top: auto;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.card--featured .card-meta {
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
  justify-content: space-between;
}
.card-meta-left { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
/* Hide location badge on list cards */
.article-card:not(.card--featured) .card-meta > span:last-child { display: none; }

.read-time-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: var(--color-gold-highlight);
  color: var(--color-gold);
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 700;
  padding: 3px var(--space-2);
  border-radius: var(--radius-sm);
}

/* ==============================
   SIDEBAR
   ============================== */
.sidebar { display: flex; flex-direction: column; gap: var(--space-6); }

.sidebar-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.widget-header {
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-3) var(--space-5);
}
.widget-body { padding: var(--space-5); }

.most-read-list { display: flex; flex-direction: column; gap: var(--space-5); list-style: none; }
.most-read-item { display: flex; align-items: flex-start; gap: var(--space-3); }
.most-read-num {
  flex-shrink: 0;
  width: 30px; height: 30px;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 800;
}
.most-read-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  line-height: 1.45;
  transition: color var(--transition);
}
.most-read-title:hover { color: var(--color-primary); }

/* Newsletter widget */
.newsletter-widget {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 0;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.newsletter-widget h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
  color: #fff;
}
.newsletter-widget p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.82);
  margin-bottom: var(--space-5);
  max-width: 100%;
}
.newsletter-form { display: flex; flex-direction: column; gap: var(--space-3); }
.newsletter-input {
  padding: var(--space-4) var(--space-4);
  border-radius: var(--radius-md);
  border: 2px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.1);
  color: #fff;
  font-size: var(--text-base);
  outline: none;
}
.newsletter-input::placeholder { color: rgba(255,255,255,0.55); }
.newsletter-input:focus { border-color: #fff; background: rgba(255,255,255,0.18); }
.btn-newsletter {
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 700;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background var(--transition);
}
.btn-newsletter:hover { background: var(--color-accent-hover); }

/* ==============================
   ARTICLE PAGE
   ============================== */
.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  padding-block: var(--space-10);
}
@media (min-width: 960px) {
  .article-layout { grid-template-columns: 1fr 320px; }
}

.article-header { margin-bottom: var(--space-8); }
.article-category-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-accent-highlight);
  color: var(--color-accent);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}
.article-h1 {
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-5);
  color: var(--color-text);
}
.article-deck {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-6);
  font-family: var(--font-ui);
  max-width: 720px;
}
.article-byline {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  margin-bottom: var(--space-8);
}
.author-avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--color-primary-highlight);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  font-weight: 700;
  font-size: var(--text-sm);
  flex-shrink: 0;
  font-family: var(--font-ui);
}
.author-name { font-weight: 700; color: var(--color-text); font-size: var(--text-base); }
.author-title { color: var(--color-text-muted); font-size: var(--text-xs); }

.article-hero-image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-10);
}

/* Key Takeaways */
.key-takeaways {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-8);
  margin-bottom: var(--space-10);
}
.key-takeaways h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.key-takeaways ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-4); }
.key-takeaways li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  line-height: 1.6;
  color: rgba(255,255,255,0.92);
  max-width: 100%;
}
.key-takeaways li::before {
  content: '✓';
  flex-shrink: 0;
  background: var(--color-accent);
  color: #fff;
  width: 26px; height: 26px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  font-weight: 700;
  font-family: var(--font-ui);
  margin-top: 3px;
}

/* Article body */
.article-body { font-size: var(--text-base); line-height: 1.8; }
.article-body h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-top: var(--space-12);
  margin-bottom: var(--space-5);
  color: var(--color-primary);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-primary-highlight);
}
.article-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}
.article-body p { margin-bottom: var(--space-6); }
.article-body ul, .article-body ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-8);
}
.article-body li { margin-bottom: var(--space-3); line-height: 1.7; }
.article-body strong { font-weight: 700; color: var(--color-text); }
.article-body blockquote {
  border-left: 5px solid var(--color-accent);
  padding: var(--space-5) var(--space-8);
  background: var(--color-surface-offset);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  margin-block: var(--space-8);
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--color-text);
  font-family: var(--font-display);
}

/* Highlight box */
.highlight-box {
  background: var(--color-gold-highlight);
  border: 1px solid var(--color-gold);
  border-left: 5px solid var(--color-gold);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-6);
  margin-block: var(--space-8);
}
.highlight-box p { margin: 0; max-width: 100%; color: var(--color-text); }
.highlight-box strong { color: var(--color-gold); }

/* FAQ */
.faq-section { margin-top: var(--space-16); }
.faq-section h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-3);
  border-bottom: 3px solid var(--color-primary);
}
.faq-item {
  border-bottom: 1px solid var(--color-divider);
  padding-block: var(--space-5);
}
.faq-question {
  width: 100%;
  text-align: left;
  font-size: var(--text-base);
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--color-text);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  line-height: 1.45;
}
.faq-question .faq-icon {
  flex-shrink: 0;
  width: 32px; height: 32px;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  font-weight: 300;
  transition: transform var(--transition), background var(--transition);
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--color-primary);
  color: #fff;
}
.faq-answer {
  display: none;
  padding-top: var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
}
.faq-item.open .faq-answer { display: block; }

/* Related articles */
.related-articles { margin-top: var(--space-16); }
.related-articles h2 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr));
  gap: var(--space-5);
}

/* ==============================
   ABOUT PAGE
   ============================== */
.about-hero {
  background: var(--color-primary);
  color: #fff;
  padding-block: clamp(var(--space-16), 10vw, var(--space-24));
  text-align: center;
}
.about-hero h1 {
  font-size: var(--text-2xl);
  color: #fff;
  margin-bottom: var(--space-5);
}
.about-hero p {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.82);
  max-width: 680px;
  margin-inline: auto;
  font-family: var(--font-ui);
  line-height: 1.65;
}

.about-section {
  padding-block: clamp(var(--space-10), 7vw, var(--space-20));
}
.about-section--alt { background: var(--color-surface); }

.about-lead {
  font-size: var(--text-lg);
  line-height: 1.75;
  color: var(--color-text);
  margin-bottom: var(--space-8);
  max-width: 760px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
  gap: var(--space-8);
  margin-top: var(--space-8);
}
.team-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-4);
}
.team-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  flex-shrink: 0;
}
.team-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
}
.team-title {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}
.team-bio {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 100%;
}

.mission-stat {
  text-align: center;
  padding: var(--space-8);
}
.mission-stat-num {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}
.mission-stat-label {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ==============================
   FOOTER
   ============================== */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.75);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}
.footer-brand .logo-name { color: #fff; font-size: var(--text-xl); }
.footer-brand p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  margin-top: var(--space-3);
  max-width: 290px;
}
.footer-col h4 {
  color: #fff;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-5);
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.footer-links a {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-links a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
}
.disclaimer {
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-6);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--space-8);
  line-height: 1.6;
  background: rgba(255,255,255,0.04);
}

/* ==============================
   RESPONSIVE NAV
   ============================== */
.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  color: var(--color-text);
  background: var(--color-surface-offset);
}
@media (max-width: 820px) {
  .site-nav { display: none; }
  .site-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4);
    z-index: 99;
    box-shadow: var(--shadow-lg);
  }
  .site-nav.open a { padding: var(--space-3) var(--space-4); }
  .mobile-menu-btn { display: flex; }
  .header-inner { position: relative; }
}

/* ==============================
   READING PROGRESS
   ============================== */
.reading-progress-container {
  position: fixed; top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--color-divider);
  z-index: 200;
}
.reading-progress {
  height: 100%;
  width: 0%;
  background: var(--color-accent);
  transition: width 0.1s linear;
}

/* ==============================
   UTILITIES
   ============================== */
.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }
.text-muted { color: var(--color-text-muted); }
.font-ui { font-family: var(--font-ui); }
.mt-auto { margin-top: auto; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* CTA Button */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: 700;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  color: #fff;
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: transparent;
  color: var(--color-primary);
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: 700;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 2px solid var(--color-primary);
  transition: background var(--transition), color var(--transition);
  cursor: pointer;
}
.btn-secondary:hover {
  background: var(--color-primary);
  color: #fff;
}