/* ==========================================================================
   Prime Learn Spaces — Core Editorial Stylesheet (style.css)
   Pure CSS3 | Archival Warm Paper & Ink Aesthetic | Zero External Dependencies
   ========================================================================== */

:root {
  /* Color Palette — 60% Warm Paper Canvas, 30% Structural Surfaces, 10% Forest Ink Accent */
  --bg-primary: #FBF9F5;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F3EFE6;
  --bg-elevated: #FAF6EE;
  --bg-inverse: #1C1917;

  --text-primary: #1C1917;
  --text-secondary: #44403C;
  --text-muted: #78716C;
  --text-inverse: #FBF9F5;

  --accent-primary: #14532D;
  --accent-hover: #0F3E21;
  --accent-subtle: #EAF2EC;
  --accent-secondary: #1E3A8A;

  --status-error: #991B1B;
  --status-error-bg: #FEF2F2;
  --status-success: #14532D;
  --status-success-bg: #F0FDF4;
  --status-notice: #78350F;
  --status-notice-bg: #FEFCE8;

  --border-color: #E5E0D5;
  --border-strong: #C7C0B3;

  /* Typography — System-Safe Editorial Font Stacks with Tamil Script Support */
  --font-display: 'Playfair Display', 'Georgia', 'Noto Serif Tamil', 'Noto Sans Tamil', 'Times New Roman', serif;
  --font-serif: 'Source Serif 4', 'Georgia', 'Cambria', 'Noto Serif Tamil', 'Noto Sans Tamil', 'Times New Roman', serif;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans Tamil', 'Noto Serif Tamil', sans-serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;

  /* Layout & Spacing */
  --container-max: 1240px;
  --container-narrow: 860px;
  --prose-max: 68ch;

  --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;

  /* Radii & Shadows */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --shadow-subtle: 0 1px 3px rgba(28, 25, 23, 0.04);
  --shadow-hover: 0 8px 24px rgba(28, 25, 23, 0.07);

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 160ms;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out),
              background-color var(--duration-fast) var(--ease-out);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

ul,
ol {
  list-style: none;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

.tabular-nums {
  font-variant-numeric: tabular-nums;
}

/* Skip Link for Keyboard Accessibility */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-4);
  background: var(--bg-inverse);
  color: var(--text-inverse);
  padding: var(--space-2) var(--space-4);
  z-index: 1000;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: var(--space-3);
}

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

/* ==========================================================================
   Announcement / Edition Strip
   ========================================================================== */
.announcement-strip {
  background-color: var(--bg-subtle);
  border-bottom: 1px solid var(--border-color);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 0.5rem 0;
}

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

.announcement-text {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.announcement-kicker {
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-primary);
  font-size: 0.75rem;
}

.announcement-link {
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  white-space: nowrap;
}

.announcement-link:hover {
  color: var(--accent-primary);
}

/* ==========================================================================
   Site Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(251, 249, 245, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border-color);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  min-height: 4.25rem;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  white-space: nowrap;
  flex-shrink: 0;
}

.brand-logo img {
  height: 34px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: var(--space-2) 0;
  position: relative;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active,
.nav-link[aria-current="page"] {
  color: var(--text-primary);
}

.nav-link.active::after,
.nav-link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background-color: var(--accent-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.search-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  white-space: nowrap;
}

.search-trigger:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.search-trigger svg {
  width: 16px;
  height: 16px;
}

.mobile-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

/* Mobile Navigation Drawer */
.mobile-nav-drawer {
  display: none;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-4) var(--space-6) var(--space-6);
}

.mobile-nav-drawer.is-open {
  display: block;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-color);
}

.mobile-nav-list li {
  border-bottom: 1px solid var(--border-color);
}

.mobile-nav-link {
  display: block;
  padding: var(--space-3) 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.mobile-nav-link.active,
.mobile-nav-link[aria-current="page"] {
  color: var(--accent-primary);
  font-weight: 600;
}

/* ==========================================================================
   Typography & Metadata Helpers (Zero-Pill Discipline)
   ========================================================================== */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-8);
  border-bottom: 1px solid var(--border-color);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.2vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  text-wrap: balance;
}

.section-subtitle {
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.section-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-primary);
  white-space: nowrap;
}

.section-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* Clean Unboxed Metadata — Strictly No Pill Enclosures */
.meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45rem;
  font-size: 0.8125rem;
  line-height: 1.4;
  color: var(--text-muted);
}

.meta-category {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-primary);
  font-size: 0.75rem;
}

.meta-sep {
  color: var(--border-strong);
  user-select: none;
}

.meta-author {
  color: var(--text-secondary);
  font-weight: 500;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.6875rem 1.375rem;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.2;
  border-radius: var(--radius-md);
  transition: background-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--accent-primary);
  color: var(--text-inverse);
  border: 1px solid var(--accent-primary);
}

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

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}

.btn-secondary:hover {
  border-color: var(--text-primary);
  background-color: var(--bg-subtle);
}

/* ==========================================================================
   Breadcrumbs
   ========================================================================== */
.breadcrumb-nav {
  padding: var(--space-6) 0 var(--space-2);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.breadcrumb-list a:hover {
  color: var(--accent-primary);
  text-decoration: underline;
}

.breadcrumb-current {
  color: var(--text-secondary);
  font-weight: 500;
}

/* ==========================================================================
   Homepage — Hero & Featured Sections
   ========================================================================== */
.hero-section {
  padding: var(--space-10) 0 var(--space-12);
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-10);
  align-items: stretch;
}

.hero-lead-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.hero-image-wrap {
  aspect-ratio: 16 / 9;
  width: 100%;
  overflow: hidden;
  background-color: var(--bg-inverse);
  border-bottom: 1px solid var(--border-color);
}

.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 200ms var(--ease-out);
}

.hero-lead-card:hover .hero-image-wrap img {
  transform: scale(1.015);
}

.hero-lead-content {
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  flex: 1;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.625rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-wrap: balance;
}

.hero-title a:hover {
  color: var(--accent-primary);
}

.hero-excerpt {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.hero-cta-row {
  padding-top: var(--space-2);
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

/* Trending / Featured Side Column */
.trending-column {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}

.trending-header {
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-5);
  border-bottom: 1px solid var(--border-color);
}

.trending-heading {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.trending-list {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
  gap: var(--space-5);
}

.trending-item {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: var(--space-3);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--border-color);
}

.trending-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.trending-index {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  padding-top: 0.15rem;
}

.trending-item-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
  margin: var(--space-1) 0;
  text-wrap: balance;
}

.trending-item-title a:hover {
  color: var(--accent-primary);
}

/* ==========================================================================
   Reusable Editorial Article Cards & Grids
   ========================================================================== */
.editorial-section {
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--border-color);
}

.editorial-section.bg-alt {
  background-color: var(--bg-elevated);
}

.article-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.article-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.article-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.article-card {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.article-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-hover);
}

.card-thumb-link {
  display: block;
  aspect-ratio: 16 / 9;
  width: 100%;
  background-color: var(--bg-inverse);
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
}

.card-thumb-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 200ms var(--ease-out);
}

.article-card:hover .card-thumb-link img {
  transform: scale(1.02);
}

.card-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  text-wrap: balance;
}

.card-title a:hover {
  color: var(--accent-primary);
}

.card-excerpt {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
  flex: 1;
}

.card-footer {
  padding-top: var(--space-3);
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.read-more-link {
  font-weight: 600;
  color: var(--accent-primary);
}

.read-more-link:hover {
  text-decoration: underline;
}

/* Editor's Picks & Popular Split Layout */
.dual-editorial-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-10);
  align-items: start;
}

.picks-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.pick-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-6);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  align-items: stretch;
}

.pick-thumb {
  width: 100%;
  height: 100%;
  min-height: 150px;
  background-color: var(--bg-inverse);
}

.pick-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pick-content {
  padding: var(--space-5) var(--space-6) var(--space-5) 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-2);
}

.popular-panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}

.popular-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.popular-item {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-color);
}

.popular-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.popular-rank {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--accent-primary);
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   Static Newsletter Section (With Explicit Static Notice)
   ========================================================================== */
.newsletter-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: var(--space-10);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-8);
  align-items: center;
}

.newsletter-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.2vw, 2rem);
  font-weight: 700;
  margin-bottom: var(--space-3);
  text-wrap: balance;
}

.newsletter-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--space-3);
}

.static-disclaimer {
  font-size: 0.8125rem;
  color: var(--status-notice);
  background-color: var(--status-notice-bg);
  border: 1px solid #FDE68A;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.newsletter-input-group {
  display: flex;
  gap: var(--space-3);
}

.form-input {
  width: 100%;
  padding: 0.6875rem 0.875rem;
  font-size: 0.9375rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  color: var(--text-primary);
}

.form-input:focus {
  border-color: var(--accent-primary);
  background-color: var(--bg-surface);
}

.form-feedback {
  font-size: 0.85rem;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  margin-top: var(--space-2);
}

.form-feedback.is-info {
  background-color: var(--status-success-bg);
  color: var(--status-success);
  border: 1px solid #BBF7D0;
}

.form-feedback.is-error {
  background-color: var(--status-error-bg);
  color: var(--status-error);
  border: 1px solid #FECACA;
}

/* ==========================================================================
   Category Pages & Filter Bar
   ========================================================================== */
.page-hero {
  padding: var(--space-8) 0 var(--space-10);
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-elevated);
}

.page-kicker {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-primary);
  margin-bottom: var(--space-2);
}

.page-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
  text-wrap: balance;
}

.page-lead {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 66ch;
}

.category-Featured-wrap {
  padding: var(--space-10) 0;
  border-bottom: 1px solid var(--border-color);
}

.category-featured-card {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.category-featured-media {
  min-height: 320px;
  background-color: var(--bg-inverse);
}

.category-featured-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.category-featured-body {
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-4);
}

.category-controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-color);
}

.filter-button-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.filter-btn {
  padding: 0.4rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  white-space: nowrap;
}

.filter-btn:hover {
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.filter-btn.is-active {
  background-color: var(--bg-inverse);
  color: var(--text-inverse);
  border-color: var(--bg-inverse);
}

.pagination-bar {
  margin-top: var(--space-10);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.pagination-status {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.empty-state-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-12) var(--space-6);
  text-align: center;
  max-width: 540px;
  margin: var(--space-8) auto;
}

.empty-state-title {
  font-family: var(--font-display);
  font-size: 1.375rem;
  margin-bottom: var(--space-2);
}

.empty-state-text {
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

/* ==========================================================================
   Search Page
   ========================================================================== */
.search-panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  margin-bottom: var(--space-8);
}

.search-form-row {
  display: flex;
  gap: var(--space-3);
  align-items: stretch;
}

.search-select {
  max-width: 220px;
}

.search-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-color);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Static Informational Pages (About, Contact, Privacy, Terms, 404)
   ========================================================================== */
.static-page-section {
  padding: var(--space-12) 0 var(--space-16);
}

.editorial-prose-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-10);
}

.editorial-prose-box h2 {
  font-family: var(--font-display);
  font-size: 1.625rem;
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  color: var(--text-primary);
}

.editorial-prose-box h2:first-child {
  margin-top: 0;
}

.editorial-prose-box h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-top: var(--space-6);
  margin-bottom: var(--space-2);
}

.editorial-prose-box p {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.editorial-prose-box ul {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
  font-family: var(--font-serif);
  color: var(--text-secondary);
}

.editorial-prose-box li {
  margin-bottom: var(--space-2);
  line-height: 1.7;
}

.template-notice-banner {
  background-color: var(--status-notice-bg);
  border: 1px solid #FDE68A;
  color: var(--status-notice);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-8);
  font-size: 0.9375rem;
}

/* Contact Layout */
.contact-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--space-10);
  align-items: start;
}

.contact-info-card,
.contact-form-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-8);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}

.form-required {
  color: var(--status-error);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.field-error {
  display: none;
  font-size: 0.8125rem;
  color: var(--status-error);
  margin-top: var(--space-1);
}

.form-group.has-error .form-input {
  border-color: var(--status-error);
  background-color: var(--status-error-bg);
}

.form-group.has-error .field-error {
  display: block;
}

/* ==========================================================================
   Site Footer & Back-to-Top
   ========================================================================== */
.site-footer {
  background-color: var(--bg-inverse);
  color: var(--text-inverse);
  padding: var(--space-16) 0 var(--space-10);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(251, 249, 245, 0.14);
}

.footer-brand-title {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text-inverse);
  margin-bottom: var(--space-3);
}

.footer-brand-desc {
  font-size: 0.9375rem;
  color: #D6CEBE;
  line-height: 1.65;
  max-width: 38ch;
}

.footer-heading {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #A8A29E;
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  font-size: 0.9375rem;
  color: #E7E2D8;
}

.footer-links a:hover {
  color: #FFFFFF;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-bottom {
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: 0.8125rem;
  color: #A8A29E;
}

/* Back to Top Floating Action */
.back-to-top {
  position: fixed;
  right: var(--space-6);
  bottom: var(--space-6);
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.6rem 0.95rem;
  background-color: var(--bg-inverse);
  color: var(--text-inverse);
  border: 1px solid rgba(251, 249, 245, 0.2);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 600;
  box-shadow: var(--shadow-hover);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out),
              visibility var(--duration-fast);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--accent-primary);
}