/* ==========================================================================
   600IQ Friendship Calculator - Style System
   Self-Contained Vanilla CSS with Light & Dark Theme Support
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Core Palette - Light Mode (Matched with FLAMES) */
  --bg-primary: #faf8f6;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f3f0ec;
  --card-bg: #ffffff;
  --card-border: #e8e2d9;
  
  --text-primary: #1c1917;
  --text-secondary: #44403c;
  --text-muted: #78716c;
  
  /* Emerald & Friendly Palette */
  --accent-primary: #059669;
  --accent-hover: #047857;
  --accent-light: #ecfdf5;
  --accent-border: #a7f3d0;
  --accent-text: #047857;

  /* Tier Accent Colors */
  --tier-acquaintance: #3b82f6;
  --tier-good: #10b981;
  --tier-best: #f59e0b;
  --tier-soulmate: #f43f5e;

  --input-bg: #ffffff;
  --input-border: #d6d3d1;
  --input-focus-border: #059669;
  --input-focus-ring: rgba(5, 150, 105, 0.2);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-glow: 0 0 25px rgba(5, 150, 105, 0.2);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Consolas, monospace;
}

/* Dark Mode Overrides (Matched with FLAMES) */
[data-theme="dark"] {
  --bg-primary: #0c0a09;
  --bg-secondary: #1c1917;
  --bg-tertiary: #292524;
  --card-bg: #1c1917;
  --card-border: #332e2b;

  --text-primary: #f5f5f4;
  --text-secondary: #d6d3d1;
  --text-muted: #a8a29e;

  --accent-primary: #34d399;
  --accent-hover: #10b981;
  --accent-light: #064e3b;
  --accent-border: #047857;
  --accent-text: #6ee7b7;

  --input-bg: #292524;
  --input-border: #44403c;
  --input-focus-border: #34d399;
  --input-focus-ring: rgba(52, 211, 153, 0.25);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(52, 211, 153, 0.3);
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  text-decoration: underline;
}

button, input, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* --- Sticky Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--card-border);
  backdrop-filter: blur(8px);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.brand-logo:hover {
  text-decoration: none;
  opacity: 0.9;
}

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

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-link:hover {
  color: var(--accent-primary);
  text-decoration: none;
}

.theme-toggle-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  transform: scale(1.05);
  border-color: var(--accent-primary);
}

/* --- Main Layout --- */
.main-wrapper {
  flex: 1;
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

.hero-section {
  text-align: center;
  margin-bottom: 2.5rem;
}

.tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background-color: var(--accent-light);
  border: 1px solid var(--accent-border);
  color: var(--accent-text);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.main-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.main-title span {
  background: linear-gradient(135deg, var(--accent-primary), #10b981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto;
}

/* --- Mode Switcher --- */
.mode-switcher-container {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.mode-switcher {
  display: inline-flex;
  background-color: var(--bg-tertiary);
  padding: 4px;
  border-radius: var(--radius-full);
  border: 1px solid var(--card-border);
}

.mode-tab {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mode-tab.active {
  background-color: var(--card-bg);
  color: var(--accent-primary);
  box-shadow: var(--shadow-sm);
}

/* --- Form Cards --- */
.calculator-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 2.5rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.input-group label {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.text-input {
  width: 100%;
  padding: 0.85rem 1rem;
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  transition: all var(--transition-fast);
}

.text-input:focus {
  border-color: var(--input-focus-border);
  box-shadow: 0 0 0 3px var(--input-focus-ring);
}

.validation-error {
  color: #ef4444;
  font-size: 0.85rem;
  font-weight: 500;
  margin-top: -0.5rem;
  margin-bottom: 1rem;
  display: none;
}

.action-bar {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

.btn-primary {
  flex: 2;
  min-width: 180px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-hover));
  color: #ffffff;
  border: none;
  padding: 0.9rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  flex: 1;
  min-width: 130px;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--card-border);
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: all var(--transition-fast);
}

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

/* --- Results Section --- */
.results-container {
  display: none;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-md);
}

.section-heading {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Final Result Card */
.final-result-card {
  background: linear-gradient(135deg, var(--card-bg), var(--bg-tertiary));
  border: 2px solid var(--accent-primary);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-glow);
  margin-bottom: 1.5rem;
}

.result-status-badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  background-color: var(--accent-light);
  margin-bottom: 1rem;
}

.result-status-badge.tier-acquaintance { color: var(--tier-acquaintance); border: 1px solid var(--tier-acquaintance); }
.result-status-badge.tier-good { color: var(--tier-good); border: 1px solid var(--tier-good); }
.result-status-badge.tier-best { color: var(--tier-best); border: 1px solid var(--tier-best); }
.result-status-badge.tier-soulmate { color: var(--tier-soulmate); border: 1px solid var(--tier-soulmate); }

.result-main-title {
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  margin-bottom: 0.5rem;
}

.result-tagline {
  font-size: 1.25rem;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.result-desc {
  font-size: 1.05rem;
  color: var(--text-primary);
  max-width: 600px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
}

/* Meter Bar */
.score-meter-container {
  max-width: 400px;
  margin: 0 auto 1.5rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--card-border);
  padding: 1rem;
  border-radius: var(--radius-md);
}

.score-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.score-bar-track {
  height: 10px;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.score-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #10b981, var(--accent-primary));
  transition: width 1s ease-out;
  border-radius: var(--radius-full);
}

.result-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.trust-disclaimer {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* --- Optional Breakdown Toggle --- */
.breakdown-toggle-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.toggle-breakdown-btn {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.toggle-breakdown-btn:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-1px);
}

.toggle-icon {
  font-size: 0.8rem;
  transition: transform var(--transition-normal);
  display: inline-block;
}

.breakdown-collapsible-content {
  animation: fadeIn 0.3s ease;
  margin-top: 1rem;
}

/* Letter Chips Breakdown */
.cancellation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
  .cancellation-grid {
    grid-template-columns: 1fr;
  }
}

.cancellation-box {
  background-color: var(--bg-tertiary);
  border: 1px dashed var(--card-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
}

.name-badge-label {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
}

.letter-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.chip {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 40px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1rem;
  font-family: var(--font-mono);
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  position: relative;
}

.chip.common {
  background-color: var(--accent-light);
  border: 2px solid var(--accent-primary);
  color: var(--accent-text);
  box-shadow: 0 0 8px rgba(5, 150, 105, 0.2);
}

.chip-val {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
}

.name-rem-count {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.equation-bar {
  background: var(--accent-light);
  border: 1px solid var(--accent-border);
  padding: 1rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent-text);
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.eq-subtext {
  text-align: center;
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* --- Group Mode Cards --- */
.group-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

.group-item-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.group-rank {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--bg-tertiary);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

.group-cand-name {
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.group-result-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.group-score-bar {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-top: 1px solid var(--card-border);
  padding-top: 0.5rem;
}

/* --- SEO Article Section --- */
.seo-content-section {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--card-border);
}

.article-body {
  color: var(--text-secondary);
  line-height: 1.75;
  font-size: 1rem;
}

.article-body h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 2rem 0 1rem;
  letter-spacing: -0.02em;
}

.article-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 1.5rem 0 0.75rem;
}

.article-body h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 1.25rem 0 0.5rem;
}

.article-body p {
  margin-bottom: 1.25rem;
}

.article-body ul, .article-body ol {
  margin: 0 0 1.25rem 1.5rem;
}

.article-body li {
  margin-bottom: 0.5rem;
}

.highlight-box {
  background-color: var(--bg-tertiary);
  border-left: 4px solid var(--accent-primary);
  padding: 1.25rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 1.5rem 0;
}

/* --- FAQ Accordion Section --- */
.faq-section {
  margin-top: 3.5rem;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.faq-item {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: var(--accent-primary);
}

.faq-question {
  width: 100%;
  padding: 1.2rem 1.25rem;
  background: transparent;
  border: none;
  text-align: left;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.faq-icon {
  font-size: 1.2rem;
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 1.25rem 1.25rem;
  color: var(--text-secondary);
  line-height: 1.65;
  font-size: 0.98rem;
  border-top: 1px dashed var(--card-border);
  padding-top: 1rem;
}

.faq-item.active .faq-answer {
  display: block;
}

/* --- Related Tools Section --- */
.related-tools-section {
  padding: 4rem 1.25rem 3.5rem 1.25rem;
  border-top: 1px solid var(--card-border);
  background: linear-gradient(180deg, transparent 0%, var(--accent-light) 100%);
}

.related-tools-container {
  max-width: 1000px;
  margin: 0 auto;
}

.related-tools-header {
  text-align: center;
  margin-bottom: 2.25rem;
}

.related-section-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-primary);
  background: var(--accent-light);
  border: 1px solid var(--accent-border);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.6rem;
}

.related-section-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem 0;
}

.related-section-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto;
}

.related-tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 768px) {
  .related-tools-grid {
    grid-template-columns: 1fr;
  }
}

.related-tool-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.related-tool-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-primary), #10b981);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.related-tool-card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-4px);
  text-decoration: none;
}

.related-tool-card:hover::before {
  opacity: 1;
}

.related-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.1rem;
}

.related-tool-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-light);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  transition: transform 0.25s ease;
}

.related-tool-card:hover .related-tool-icon-box {
  transform: scale(1.08) rotate(-3deg);
}

.related-card-badge {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
}

.related-tool-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 0.5rem 0;
  transition: color 0.2s ease;
}

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

.related-tool-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0 0 1.25rem 0;
  flex-grow: 1;
}

.related-card-action {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
}

.related-card-action .action-arrow {
  transition: transform 0.2s ease;
}

.related-tool-card:hover .action-arrow {
  transform: translateX(4px);
}

/* --- Toast Notification --- */
.toast-msg {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background-color: var(--text-primary);
  color: var(--bg-primary);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 1000;
  pointer-events: none;
}

.toast-msg.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* --- Footer --- */
.site-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--card-border);
  padding: 3rem 0 1.5rem;
  margin-top: auto;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand {
  max-width: 320px;
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 0.75rem;
}

.footer-links-group {
  display: flex;
  gap: 3rem;
}

.footer-heading {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--card-border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: #22c55e;
  border-radius: 50%;
}

@media (max-width: 768px) {
  .site-footer {
    padding: 2.25rem 1rem 1.5rem;
  }

  .footer-container {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.75rem;
    margin-bottom: 1.75rem;
  }

  .footer-brand {
    max-width: 100%;
  }

  .footer-links-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    width: 100%;
  }

  .footer-links li {
    margin-bottom: 0.65rem;
  }

  .footer-links a {
    display: inline-block;
    padding: 0.2rem 0;
    font-size: 0.92rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.75rem;
    padding-top: 1.25rem;
  }
}