/* ==========================================================================
   RUANG MATA — DIGITAL EYE COMFORT JOURNAL
   Design Tokens & Editorial Stylesheet
   Locale: id-ID | Geo: Indonesia
   ========================================================================== */

:root {
  /* Editorial Color Palette */
  --bg-main: #FAF8F5;
  --bg-surface: #FFFFFF;
  --bg-warm: #F4F1EA;
  --bg-warm-deep: #ECE7DC;
  --bg-tint-lime: #F7FEE7;
  --bg-tint-blue: #F0F9FF;
  
  --text-main: #0E1B2E;
  --text-secondary: #334155;
  --text-muted: #64748B;
  --text-light: #94A3B8;

  --accent-lime: #65A30D;
  --accent-lime-bright: #84CC16;
  --accent-lime-dark: #4D7C0F;
  --accent-blue: #0284C7;
  --accent-blue-soft: #38BDF8;
  --accent-blue-deep: #0369A1;

  --border-subtle: #E8E3D8;
  --border-medium: #D6CEBE;
  --border-focus: #0284C7;

  --danger-red: #B91C1C;
  --danger-bg: #FEF2F2;
  --danger-border: #F87171;

  /* Typography */
  --font-serif: "Newsreader", Georgia, "Times New Roman", serif;
  --font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Elevations */
  --shadow-sm: 0 1px 3px rgba(14, 27, 46, 0.05);
  --shadow-md: 0 4px 12px rgba(14, 27, 46, 0.07);
  --shadow-lg: 0 10px 25px rgba(14, 27, 46, 0.1);

  /* Layout */
  --max-width: 1240px;
  --max-prose: 72ch;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Resets */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Reading Progress Bar */
#reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-lime), var(--accent-blue));
  width: 0%;
  z-index: 1100;
  transition: width 0.1s linear;
}

/* Accessibility Focus States */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--text-main);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 2000;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: top 0.2s;
}
.skip-link:focus {
  top: 1rem;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-main);
  letter-spacing: -0.015em;
}

p {
  margin-bottom: 1.25rem;
}

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

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

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.container-narrow {
  width: 100%;
  max-width: var(--max-prose);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  background-color: rgba(250, 248, 245, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.75rem;
  gap: 1.5rem;
}

/* Brand Logo */
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}
.logo-mark {
  width: 38px;
  height: 38px;
  background-color: var(--text-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}
.site-logo:hover .logo-mark {
  transform: rotate(45deg);
}
.logo-mark::before {
  content: "";
  width: 18px;
  height: 18px;
  border: 2px solid var(--accent-lime-bright);
  border-radius: 50%;
}
.logo-mark::after {
  content: "";
  width: 6px;
  height: 6px;
  background-color: var(--accent-blue-soft);
  border-radius: 50%;
  position: absolute;
}
.logo-text-group {
  display: flex;
  flex-direction: column;
}
.logo-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--text-main);
  letter-spacing: -0.02em;
}
.logo-subtitle {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Main Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.5rem 0.25rem;
  position: relative;
}
.nav-link:hover, .nav-link.active {
  color: var(--text-main);
}
.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--accent-lime);
  border-radius: 2px;
}

/* Header Utilities */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.search-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}
.search-trigger-btn:hover {
  border-color: var(--text-muted);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}
.kbd-shortcut {
  background: var(--bg-warm);
  border: 1px solid var(--border-medium);
  border-radius: 4px;
  padding: 0.1rem 0.35rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.timer-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-tint-lime);
  border: 1px solid rgba(101, 163, 13, 0.3);
  color: var(--accent-lime-dark);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}
.timer-pill-btn:hover {
  background: #ECFCCB;
  border-color: var(--accent-lime);
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
}

/* ==========================================================================
   BUTTONS & BADGES
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--text-main);
  color: #FFFFFF;
}
.btn-primary:hover {
  background-color: #1E293B;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-main);
  border-color: var(--border-medium);
}
.btn-secondary:hover {
  background-color: var(--bg-surface);
  border-color: var(--text-main);
}

.btn-lime {
  background-color: var(--accent-lime-bright);
  color: #0E1B2E;
  font-weight: 700;
}
.btn-lime:hover {
  background-color: #A3E635;
  transform: translateY(-1px);
}

.category-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-warm);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  margin-bottom: 0.75rem;
}
.category-badge.lime {
  background-color: var(--bg-tint-lime);
  color: var(--accent-lime-dark);
  border-color: rgba(101, 163, 13, 0.25);
}
.category-badge.blue {
  background-color: var(--bg-tint-blue);
  color: var(--accent-blue-deep);
  border-color: rgba(2, 132, 199, 0.25);
}
.category-badge.danger {
  background-color: var(--danger-bg);
  color: var(--danger-red);
  border-color: var(--danger-border);
}

/* ==========================================================================
   HOMEPAGE HERO SECTION
   ========================================================================== */
.hero-section {
  padding-top: 3.5rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
}

.hero-tagline-top {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-blue-deep);
  margin-bottom: 1.25rem;
}
.hero-tagline-top::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-lime);
}

.hero-headline {
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  line-height: 1.12;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 1.5rem;
  letter-spacing: -0.025em;
}

.hero-lead {
  font-size: 1.1875rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 2.25rem;
  max-width: 54ch;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual-frame {
  position: relative;
}

.hero-photo-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-medium);
  aspect-ratio: 16 / 10;
  background-color: var(--bg-warm);
}
.hero-photo-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.hero-photo-wrapper:hover img {
  transform: scale(1.02);
}

.hero-photo-caption {
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-style: italic;
  display: flex;
  justify-content: space-between;
}

/* Notice Chip in Hero */
.hero-floating-chip {
  position: absolute;
  bottom: -1.25rem;
  left: 2rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  padding: 0.65rem 1.1rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-main);
}
.chip-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-lime);
}

/* ==========================================================================
   FEATURED STORY BLOCK (BLOCK 3)
   ========================================================================== */
.featured-story-section {
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
  background-color: #FAF7F0;
}

.section-label-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--text-main);
  padding-bottom: 0.75rem;
}
.section-heading-sm {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-main);
}
.section-subtext {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.featured-card {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.featured-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong, #BAAE9C);
}

.featured-card-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-warm);
}
.featured-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.featured-card:hover .featured-card-media img {
  transform: scale(1.03);
}

.featured-card-content {
  padding: 3rem 3rem 3rem 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.featured-card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.featured-card-title {
  font-size: 2rem;
  line-height: 1.25;
  margin-bottom: 1rem;
}
.featured-card-title a:hover {
  color: var(--accent-blue-deep);
}
.featured-card-excerpt {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

/* ==========================================================================
   EVERYDAY DIGITAL HABITS (BLOCK 4)
   ========================================================================== */
.digital-habits-section {
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.habits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.habit-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.habit-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-medium);
}
.habit-icon-pill {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--bg-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--text-main);
}
.habit-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}
.habit-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}
.habit-card-link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--accent-blue-deep);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.habit-card-link:hover {
  color: var(--text-main);
}

/* ==========================================================================
   WORKSPACE INSPIRATION & ERGONOMICS (BLOCK 5)
   ========================================================================== */
.workspace-section {
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
  background-color: var(--bg-warm);
}

.workspace-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.workspace-visuals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.workspace-img-card {
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-medium);
  background: #FFF;
}
.workspace-img-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.workspace-img-card figcaption {
  padding: 0.75rem 1rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.workspace-text-panel {
  padding-left: 1rem;
}
.workspace-text-panel h2 {
  font-size: 2.25rem;
  margin-bottom: 1.25rem;
}
.workspace-text-panel p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  margin-bottom: 1.5rem;
}

.check-list {
  list-style: none;
  margin-bottom: 2rem;
}
.check-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-lime);
  font-weight: 800;
}

/* ==========================================================================
   FACTS & MYTHS (BLOCK 6)
   ========================================================================== */
.facts-myths-section {
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.facts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.fact-item-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.myth-badge {
  display: inline-block;
  background: #FEE2E2;
  color: #991B1B;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.5rem;
}
.fact-badge {
  display: inline-block;
  background: #DCFCE7;
  color: #166534;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.5rem;
}
.fact-item-card h4 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}
.fact-item-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

/* ==========================================================================
   LATEST ARTICLES GRID (BLOCK 7)
   ========================================================================== */
.latest-articles-section {
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.editorial-articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.article-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-medium);
}
.article-card-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-warm);
}
.article-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.article-card:hover .article-card-media img {
  transform: scale(1.04);
}
.article-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.article-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.article-card-title {
  font-size: 1.25rem;
  line-height: 1.35;
  margin-bottom: 0.75rem;
}
.article-card-title a:hover {
  color: var(--accent-blue-deep);
}
.article-card-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}
.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-blue-deep);
}

/* ==========================================================================
   MEDICAL NOTICE BLOCK (BLOCK 8)
   ========================================================================== */
.medical-notice-section {
  padding: 3.5rem 0;
  background-color: var(--text-main);
  color: #FFFFFF;
}

.notice-inner-box {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 2rem;
  align-items: center;
}
.notice-icon-box {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-lime-bright);
}
.notice-text h3 {
  font-size: 1.35rem;
  color: #FFFFFF;
  margin-bottom: 0.35rem;
}
.notice-text p {
  color: #94A3B8;
  font-size: 0.9375rem;
  margin-bottom: 0;
  max-width: 72ch;
}

/* ==========================================================================
   FOOTER (BLOCK 9)
   ========================================================================== */
.site-footer {
  background-color: #0A1422;
  color: #CBD5E1;
  padding-top: 4.5rem;
  padding-bottom: 3rem;
  border-top: 1px solid #1E293B;
  margin-top: auto;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 3rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid #1E293B;
}

.footer-brand p {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: #94A3B8;
  margin-top: 1rem;
  max-width: 38ch;
}
.footer-editorial-badge {
  display: inline-block;
  background: rgba(132, 204, 22, 0.15);
  color: var(--accent-lime-bright);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
  border: 1px solid rgba(132, 204, 22, 0.3);
  margin-top: 1rem;
}

.footer-col h4 {
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
}
.footer-links li {
  margin-bottom: 0.65rem;
}
.footer-links a {
  color: #94A3B8;
  font-size: 0.875rem;
}
.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  font-size: 0.8125rem;
  color: #64748B;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   ARTICLE LIBRARY /perpustakaan-artikel/ (SECTION 7)
   ========================================================================== */
.library-hero {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-warm);
}
.library-hero h1 {
  font-size: 2.75rem;
  margin-bottom: 0.75rem;
}
.library-hero p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 60ch;
}

.library-controls-bar {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  position: sticky;
  top: 4.75rem;
  z-index: 900;
}
.library-controls-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.library-search-box {
  position: relative;
  flex-grow: 1;
  max-width: 440px;
}
.library-search-input {
  width: 100%;
  padding: 0.7rem 1rem 0.7rem 2.5rem;
  background: var(--bg-main);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-family: inherit;
  color: var(--text-main);
}
.library-search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}
.library-clear-btn {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.2rem;
  display: none;
}

.category-filter-pills {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.filter-pill {
  background: var(--bg-main);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  padding: 0.4rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}
.filter-pill:hover, .filter-pill.active {
  background: var(--text-main);
  color: #FFFFFF;
  border-color: var(--text-main);
}

.sort-select-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}
.sort-select {
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-medium);
  background: var(--bg-main);
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--text-main);
}

.empty-state-box {
  padding: 5rem 1rem;
  text-align: center;
  display: none;
}
.empty-state-box h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.empty-state-box p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* ==========================================================================
   ARTICLE DETAIL PAGE LAYOUT
   ========================================================================== */
.article-header {
  padding-top: 3.5rem;
  padding-bottom: 2rem;
}
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.breadcrumbs a:hover {
  color: var(--text-main);
}
.breadcrumbs span {
  color: var(--border-strong, #BAAE9C);
}

.article-title-main {
  font-size: clamp(2.2rem, 3.8vw, 3.2rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.article-meta-bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}
.meta-author {
  font-weight: 600;
  color: var(--text-main);
}

.article-hero-figure {
  margin: 2.5rem 0 3.5rem;
}
.article-hero-img-box {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 16 / 9;
  background: var(--bg-warm);
}
.article-hero-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-hero-caption {
  margin-top: 0.85rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  font-style: italic;
  text-align: center;
}

/* Two Column Editorial Layout for Article Body */
.article-layout-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3.5rem;
  align-items: start;
}

/* Sticky Sidebar Table of Contents */
.article-sidebar {
  position: sticky;
  top: 6rem;
}
.toc-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.toc-card h4 {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  color: var(--text-main);
}
.toc-list {
  list-style: none;
}
.toc-list li {
  margin-bottom: 0.65rem;
}
.toc-list a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: block;
  line-height: 1.4;
  padding-left: 0.5rem;
  border-left: 2px solid transparent;
  transition: var(--transition);
}
.toc-list a:hover, .toc-list a.active {
  color: var(--accent-blue-deep);
  border-left-color: var(--accent-blue);
  font-weight: 600;
}

.sidebar-timer-widget {
  margin-top: 1.5rem;
  background: var(--bg-tint-lime);
  border: 1px solid rgba(101, 163, 13, 0.3);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}
.sidebar-timer-widget h5 {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent-lime-dark);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.sidebar-timer-widget p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0.85rem;
}

/* Rich Prose Styles */
.prose-content {
  max-width: var(--max-prose);
  font-size: 1.125rem;
  line-height: 1.78;
  color: var(--text-secondary);
}
.prose-content p {
  margin-bottom: 1.6rem;
}
.prose-content .lead-text {
  font-size: 1.25rem;
  line-height: 1.65;
  color: var(--text-main);
  font-weight: 500;
}
.prose-content h2 {
  font-size: 1.85rem;
  margin-top: 2.75rem;
  margin-bottom: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}
.prose-content h3 {
  font-size: 1.4rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}
.prose-content ul, .prose-content ol {
  margin-bottom: 1.6rem;
  padding-left: 1.75rem;
}
.prose-content li {
  margin-bottom: 0.6rem;
}

/* Callout Boxes */
.editorial-callout {
  margin: 2rem 0;
  padding: 1.75rem;
  border-radius: var(--radius-md);
  border-left: 4px solid;
  background: var(--bg-surface);
}
.editorial-callout h4 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}
.editorial-callout.info {
  border-left-color: var(--accent-blue);
  background: var(--bg-tint-blue);
}
.editorial-callout.tip {
  border-left-color: var(--accent-lime);
  background: var(--bg-tint-lime);
}
.editorial-callout.warning {
  border-left-color: #F59E0B;
  background: #FFFBEB;
}
.editorial-callout.alert-emergency {
  border-left-color: var(--danger-red);
  background: var(--danger-bg);
  border: 1px solid var(--danger-border);
  border-left-width: 6px;
}
.editorial-callout.alert-emergency h4 {
  color: var(--danger-red);
}

/* Tables inside articles */
.editorial-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: 0.9375rem;
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-medium);
}
.editorial-table th {
  background: var(--bg-warm);
  font-weight: 700;
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-medium);
  font-family: var(--font-sans);
}
.editorial-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}
.editorial-table tr:last-child td {
  border-bottom: none;
}

/* References Section */
.article-references-box {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 2px solid var(--border-medium);
}
.article-references-box h4 {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.reference-list {
  list-style: decimal;
  padding-left: 1.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.reference-list li {
  margin-bottom: 0.65rem;
  line-height: 1.5;
}
.reference-list a {
  color: var(--accent-blue-deep);
  word-break: break-all;
}
.reference-list a:hover {
  text-decoration: underline;
}

/* Related Articles Block */
.related-articles-section {
  padding: 4.5rem 0;
  background: var(--bg-warm);
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   INTERACTIVE MODALS & COOKIE BANNER
   ========================================================================== */
/* Search Modal */
.search-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(14, 27, 46, 0.65);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
  padding-left: 1rem;
  padding-right: 1rem;
}
.search-modal-box {
  background: var(--bg-surface);
  width: 100%;
  max-width: 640px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--border-medium);
}
.modal-search-header {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  gap: 0.75rem;
}
.modal-search-input {
  flex-grow: 1;
  border: none;
  font-size: 1.125rem;
  color: var(--text-main);
  background: transparent;
  outline: none;
}
.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
}
.modal-search-results {
  max-height: 380px;
  overflow-y: auto;
  padding: 0.75rem;
}
.modal-result-item {
  display: block;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.modal-result-item:hover, .modal-result-item:focus {
  background: var(--bg-warm);
}
.modal-result-title {
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}
.modal-result-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Cookie Banner */
.cookie-banner-container {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  max-width: 580px;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong, #BAAE9C);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
  z-index: 1500;
  display: none;
}
.cookie-banner-title {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.cookie-banner-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}
.cookie-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Cookie Preferences Modal */
.cookie-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(14, 27, 46, 0.65);
  backdrop-filter: blur(4px);
  z-index: 2100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.cookie-modal-box {
  background: var(--bg-surface);
  max-width: 520px;
  width: 100%;
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
}

/* 20-20-20 Interactive Timer Modal */
.timer-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(14, 27, 46, 0.7);
  backdrop-filter: blur(6px);
  z-index: 2200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.timer-modal-box {
  background: var(--bg-surface);
  max-width: 460px;
  width: 100%;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-medium);
}
.timer-countdown-circle {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  border: 6px solid var(--accent-lime);
  margin: 1.5rem auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-main);
}
.timer-instruction {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
}

/* Forms */
.editorial-form {
  background: var(--bg-surface);
  padding: 2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
}
.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-main);
}
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  background: var(--bg-main);
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--text-main);
}
.form-input:focus {
  border-color: var(--accent-blue);
  background: #FFF;
}
.form-alert-success {
  background: var(--bg-tint-lime);
  border: 1px solid var(--accent-lime);
  color: var(--accent-lime-dark);
  padding: 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  margin-top: 1rem;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .featured-card {
    grid-template-columns: 1fr;
  }
  .featured-card-content {
    padding: 2rem;
  }
  .habits-grid, .editorial-articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .workspace-grid {
    grid-template-columns: 1fr;
  }
  .article-layout-grid {
    grid-template-columns: 1fr;
  }
  .article-sidebar {
    position: static;
  }
  .footer-top-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 4.25rem;
  }
  .main-nav {
    display: none;
    position: fixed;
    top: 4.25rem;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-surface);
    flex-direction: column;
    padding: 2rem 1.5rem;
    align-items: flex-start;
    gap: 1.25rem;
    overflow-y: auto;
  }
  .main-nav.is-open {
    display: flex;
  }
  .mobile-nav-toggle {
    display: flex;
  }
  .kbd-shortcut {
    display: none;
  }
  .habits-grid, .editorial-articles-grid, .facts-grid {
    grid-template-columns: 1fr;
  }
  .workspace-visuals {
    grid-template-columns: 1fr;
  }
  .notice-inner-box {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .notice-icon-box {
    margin: 0 auto;
  }
  .footer-top-grid {
    grid-template-columns: 1fr;
  }
  .cookie-banner-container {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }
}