:root {
  --bg: #161412;
  --bg-secondary: #1c1917;
  --text: #c9c0b5;
  --text-secondary: #8a8278;
  --text-tertiary: #635d54;
  --border: #252220;
  --accent: #c49a6c;
  --accent-hover: #d4aa7a;
  --code-bg: #1f1c1a;
  --table-stripe: #1a1714;
  --max-width: 680px;
  --font-body: Georgia, "Times New Roman", serif;
  --font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;
  --line-height: 1.8;
  --line-height-heading: 1.35;
  --focus-ring: 2px solid var(--accent);
}

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

html {
  font-size: 17px;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  font-family: var(--font-body);
  line-height: var(--line-height);
  color: var(--text);
  background: var(--bg);
  background-image: radial-gradient(ellipse at 50% 0%, #1d1a17 0%, #161412 70%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding: 0 2rem;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 0 5rem;
}

/* Skip to content */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 100;
  padding: 0.5rem 1rem;
  background: var(--bg-secondary);
  color: var(--accent);
  border: 1px solid var(--accent);
  font-size: 0.9rem;
}

.skip-link:focus {
  top: 1rem;
}

a {
  color: var(--accent);
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}

a:active {
  color: var(--accent);
  opacity: 0.7;
}

:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

::selection {
  background: rgba(196, 154, 108, 0.25);
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: var(--line-height-heading);
  font-weight: 500;
  margin-top: 3rem;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2rem;
  letter-spacing: -0.01em;
  margin-top: 0;
  font-weight: 600;
}

h2 {
  font-size: 1.4rem;
  letter-spacing: -0.005em;
  padding-bottom: 0.5rem;
}

h3 {
  font-size: 1.15rem;
}

h4 {
  font-size: 1rem;
}

p, ul, ol, blockquote, table {
  margin-bottom: 1.5rem;
}

p {
  max-width: 65ch;
}

ul, ol {
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.4rem;
}

ul ul, ol ol, ul ol, ol ul {
  margin-top: 0.4rem;
  margin-bottom: 0;
}

blockquote {
  border-left: 2px solid var(--accent);
  padding: 0.75rem 1.25rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
}

code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--code-bg);
  padding: 0.15em 0.4em;
}

pre {
  background: var(--code-bg);
  padding: 1.25rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  line-height: 1.6;
}

pre code {
  background: none;
  padding: 0;
  font-size: inherit;
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 3rem 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-heading);
  font-size: 0.9rem;
}

caption {
  text-align: left;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-bottom: 0.75rem;
  font-style: italic;
}

th, td {
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--border);
}

th {
  font-weight: 500;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
}

tbody tr:nth-child(even) {
  background: var(--table-stripe);
}

tbody tr {
  transition: background 0.12s ease;
}

tbody tr:hover {
  background: var(--bg-secondary);
}

strong {
  font-weight: 500;
}

small, .text-small {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Navigation */
nav {
  padding: 1.5rem 0 2rem;
  position: relative;
}

nav .container {
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-left {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-right: 2rem;
}

.nav-center {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  flex: 1;
  justify-content: center;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-shrink: 0;
  margin-left: 3rem;
}

nav a {
  color: var(--text-tertiary);
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.015em;
  white-space: nowrap;
}

nav a:hover {
  color: var(--accent);
  text-decoration: none;
}

nav a:active {
  opacity: 0.7;
}

/* Current page: subtle underline */
nav a[aria-current="page"] {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--border);
  text-decoration-skip-ink: auto;
}

/* Keyboard hints – hidden by default */
.nav-key-hint {
  display: none;
  font-size: 0.65rem;
  color: var(--text-tertiary);
  letter-spacing: 0.05em;
  opacity: 0.6;
}

/* Show when Alt is held */
.alt-hints .nav-key-hint {
  display: inline;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: inherit;
}

.logo-link:hover {
  text-decoration: none;
  opacity: 0.7;
}

.logo-link:active {
  opacity: 0.55;
}

.logo-mark {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  opacity: 0.75;
}

.site-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.02em;
}

/* Mobile nav toggle – hidden on desktop */
/* Mobile nav toggle – hidden on desktop */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin: -0.5rem;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-tertiary);
  margin: 4px 0;
  transition: background 0.12s ease, transform 0.12s ease, opacity 0.12s ease;
}

.nav-toggle:hover span {
  background: var(--accent);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile menu – slides in from below nav */
.nav-mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
  z-index: 250;
}

.nav-open .nav-mobile-menu {
  display: block;
}

.nav-mobile-menu a {
  display: block;
  padding: 0.6rem 1.25rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: var(--text-secondary);
  text-decoration: none;
}

.nav-mobile-menu a:hover {
  color: var(--accent);
  background: var(--bg);
  text-decoration: none;
}

.nav-mobile-menu a[aria-current="page"] {
  color: var(--text);
}

.nav-mobile-menu .nav-mobile-auth {
  border-top: 1px solid var(--border);
  margin-top: 0.3rem;
  padding-top: 0.6rem;
}

@media (prefers-reduced-motion: reduce) {
  .nav-toggle span {
    transition: none;
  }
}

/* Auth page */
.auth-page {
  padding-top: 2rem;
}

.auth-intro {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 48ch;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.auth-providers {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.auth-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  cursor: pointer;
  letter-spacing: 0.02em;
  -webkit-tap-highlight-color: transparent;
  text-align: left;
  line-height: 1.4;
}

.auth-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--bg);
  text-decoration: none;
}

.auth-btn:active {
  opacity: 0.8;
}

.auth-btn-github {
  font-weight: 500;
}

.auth-btn-icon {
  flex-shrink: 0;
  opacity: 0.8;
}

.auth-btn-email {
  font-weight: 400;
}

.auth-btn-email-secondary {
  background: none;
  border-color: transparent;
  color: var(--text-secondary);
  font-size: 0.85rem;
  padding: 0.3rem 0;
}

.auth-btn-email-secondary:hover {
  background: none;
  border-color: transparent;
  color: var(--accent);
}

.auth-divider {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-btn-signout {
  margin-top: 0.5rem;
}

.auth-footer {
  margin-top: 3rem;
  font-size: 0.85rem;
}

@media (max-width: 600px) {
  .auth-page {
    padding-top: 1rem;
  }
}

/* Auth link in nav */
.nav-auth-link {
  font-size: 0.85rem;
}

@media (max-width: 700px) {
  .nav-auth-link {
    font-size: 0.82rem;
  }
}

.nav-search-link {
  font-size: 0.85rem;
}

@media (max-width: 700px) {
  .nav-search-link {
    font-size: 0.82rem;
  }
}

/* Ethos page */
.page-ethos {
  max-width: 560px;
  padding-top: 4rem;
  padding-bottom: 6rem;
}

.page-ethos h1 {
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--text);
  margin-bottom: 2rem;
}

.page-ethos h2 {
  font-size: 1.1rem;
  font-weight: 500;
  margin-top: 2.5rem;
  margin-bottom: 0.8rem;
  letter-spacing: 0.01em;
  color: var(--accent);
}

.page-ethos p {
  font-size: 1rem;
  line-height: 1.85;
  max-width: 48ch;
}

.ethos-intro {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--text);
  margin-bottom: 2rem;
  max-width: 48ch;
}

.ethos-close {
  color: var(--text-secondary);
  font-style: italic;
}

.page-ethos hr {
  margin: 3rem 0;
}

/* Privacy page */
.page-privacy {
  max-width: 560px;
  padding-top: 4rem;
  padding-bottom: 6rem;
}

.page-privacy h1 {
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--text);
  margin-bottom: 2rem;
}

.page-privacy h2 {
  font-size: 1.1rem;
  font-weight: 500;
  margin-top: 2.5rem;
  margin-bottom: 0.8rem;
  letter-spacing: 0.01em;
  color: var(--accent);
}

.page-privacy p {
  font-size: 1rem;
  line-height: 1.85;
  max-width: 48ch;
}

.page-privacy ul {
  margin-bottom: 1.5rem;
}

.page-privacy li {
  font-size: 1rem;
  line-height: 1.8;
}

.privacy-intro {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--text);
  margin-bottom: 2rem;
  max-width: 48ch;
}

/* Home page */
.subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.6;
  max-width: 55ch;
}

.intro {
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 60ch;
}

.ranking-note {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  font-style: italic;
}

.ranking-list {
  list-style: none;
  padding: 0;
}

.ranking-list li {
  padding: 0.7rem 0.5rem;
  margin: 0 -0.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0;
  transition: background 0.12s ease;
}

.ranking-list li:hover {
  background: var(--bg-secondary);
}

.ranking-list li:last-child {
  border-bottom: none;
}

.rank-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  background: var(--bg-secondary);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-tertiary);
  margin-right: 0.75rem;
  font-family: var(--font-heading);
}

.rank-label {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  font-family: var(--font-heading);
}

.ranking-footer {
  margin-top: 1.5rem;
}

/* Agent page */
.agent-logo {
  display: block;
  width: 56px;
  height: 56px;
  margin-bottom: 0.75rem;
  object-fit: contain;
  opacity: 0.85;
}

.verdict-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text);
}

.meta-label {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
}

.meta-row {
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
  color: var(--text-secondary);
}

.meta-row strong {
  color: var(--text);
  font-weight: 500;
}

/* Agent metadata grid */
.agent-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem 2rem;
  margin-bottom: 2rem;
  padding: 1.25rem;
  background: var(--bg-secondary);
  font-family: var(--font-heading);
  font-size: 0.85rem;
}

.agent-meta dt {
  color: var(--text-tertiary);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.agent-meta dd {
  color: var(--text);
  margin-bottom: 0.4rem;
}

/* Images and figures */
figure {
  margin: 2rem 0;
  text-align: center;
}

figure img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border);
  cursor: zoom-in;
  transition: opacity 0.12s ease;
}

figure img:hover {
  opacity: 0.85;
}

figcaption {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-top: 0.6rem;
  line-height: 1.5;
  text-align: center;
  font-style: italic;
}

/* Nav search – invitation style */
.nav-search {
  position: relative;
  display: flex;
  align-items: center;
}

/* Mobile search icon */
.nav-search-btn {
  display: none;
  width: 28px;
  height: 28px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-tertiary);
  box-sizing: content-box;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}

.nav-search-btn::before {
  content: '';
  display: block;
  width: 12px;
  height: 12px;
  border: 2px solid currentColor;
  border-radius: 50%;
  margin: 4px auto 0;
}

.nav-search-btn::after {
  content: '';
  display: block;
  width: 2px;
  height: 7px;
  background: currentColor;
  transform: rotate(-45deg);
  margin: -1px 0 0 12px;
}

.nav-search-btn:hover {
  color: var(--accent);
}

/* Desktop: invitation-style search text */
.nav-search-input {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-tertiary);
  background: transparent;
  border: none;
  border-bottom: 1px solid transparent;
  outline: none;
  width: 70px;
  padding: 0.1rem 0;
  transition: width 0.08s ease, color 0.12s ease;
  cursor: text;
}

.nav-search-input::placeholder {
  color: var(--text-tertiary);
  opacity: 0.75;
}

.nav-search-field {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-search-key {
  position: absolute;
  right: 0.15rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-heading);
  font-size: 0.6rem;
  color: var(--text-tertiary);
  opacity: 0.3;
  border: 1px solid rgba(37, 34, 32, 0.5);
  border-radius: 3px;
  padding: 0 0.3rem;
  line-height: 1.3;
  pointer-events: none;
  z-index: 1;
}

.nav-search-input:hover {
  color: var(--text-secondary);
}

.nav-search-input:hover::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}

.nav-search-focused .nav-search-input,
.nav-search-input:focus {
  width: 160px;
  color: var(--text);
  border-bottom-color: var(--border);
}

.nav-search-input:focus::placeholder {
  color: var(--text-tertiary);
  opacity: 0.4;
}

/* Search results dropdown */
.nav-search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 420px;
  max-height: 60vh;
  overflow-y: auto;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.35);
  z-index: 200;
}

.nav-search-empty {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 420px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.35);
  z-index: 200;
  padding: 1.5rem 1rem;
  text-align: center;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.nav-search-result {
  padding: 0.5rem 0.75rem;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
}

.nav-search-result:last-child {
  border-bottom: none;
}

.nav-search-result:hover,
.nav-search-result-selected {
  background: var(--bg);
}

.nav-search-result-breadcrumb {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.15rem;
}

.nav-search-result-snippet {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.5;
  max-width: 55ch;
}

.shortcuts-trigger {
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  color: var(--text-tertiary);
  cursor: pointer;
}

.shortcuts-trigger:hover {
  color: var(--accent);
}

.nav-search-result mark {
  background: rgba(196, 154, 108, 0.2);
  color: var(--accent);
}

@media (prefers-reduced-motion: reduce) {
  .nav-search-input {
    transition: none;
  }
}

/* Collapse: show search icon, hide "Sign in" text */
@media (max-width: 800px) {
  .nav-search-input {
    width: 50px;
  }

  .nav-search-focused .nav-search-input,
  .nav-search-input:focus {
    width: 140px;
  }

  .nav-search-key {
    display: none;
  }

  .nav-search-dropdown,
  .nav-search-empty {
    width: 340px;
  }

  .nav-auth-link {
    font-size: 0.82rem;
  }
}

/* Mobile: icon-only search, hide auth text */
@media (max-width: 650px) {
  .nav-search-btn {
    display: block;
  }

  .nav-search-input {
    width: 0;
    padding: 0;
    border: none;
    overflow: hidden;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 6px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 0.4rem 0.6rem;
    z-index: 200;
    opacity: 0;
    pointer-events: none;
  }

  .nav-search-focused .nav-search-input,
  .nav-search-input:focus {
    width: 220px;
    opacity: 1;
    pointer-events: auto;
  }

  .nav-search-dropdown,
  .nav-search-empty {
    width: 300px;
    right: 0;
  }

  .nav-auth-link {
    font-size: 0;
    width: 0;
    overflow: hidden;
    visibility: hidden;
  }
}

@media (max-width: 400px) {
  .nav-search-focused .nav-search-input,
  .nav-search-input:focus {
    width: calc(100vw - 2rem);
  }

  .nav-search-dropdown,
  .nav-search-empty {
    width: calc(100vw - 1.5rem);
    right: -0.75rem;
  }
}

/* Mobile: hamburger menu */
@media (max-width: 520px) {
  .nav-center {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav-right {
    margin-left: auto;
  }
}

/* Mobile menu sign-in link (only visible inside mobile menu) */
.nav-mobile-signin {
  display: none;
}

@media (max-width: 520px) {
  .nav-mobile-signin {
    display: block;
  }
}

/* Lightbox overlay */
.lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.88);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  cursor: zoom-out;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-overlay img {
  max-width: 90%;
  max-height: 90%;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
}

@media (prefers-reduced-motion: reduce) {
  .lightbox-overlay {
    transition: none;
  }
}

/* Shortcuts panel – quiet reference card */
.shortcuts-panel {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: transparent;
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.08s ease;
}

.shortcuts-panel.open {
  opacity: 1;
  pointer-events: auto;
}

.shortcuts-panel-inner {
  position: absolute;
  top: 4.5rem;
  left: calc(50% - 220px);
  background: var(--bg-secondary);
  border: 1px solid rgba(37, 34, 32, 0.6);
  box-shadow: 0 2px 12px rgba(0,0,0,0.12);
  padding: 1.25rem 1.5rem;
  width: 290px;
}

.shortcuts-title {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin: 0 0 1rem;
  letter-spacing: 0.01em;
}

.shortcuts-section {
  margin-bottom: 1rem;
}

.shortcuts-section:last-child {
  margin-bottom: 0;
}

.shortcuts-section-title {
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  opacity: 0.6;
  margin: 0 0 0.5rem;
}

.shortcuts-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1.5rem;
  align-items: baseline;
}

.shortcuts-list dt kbd {
  background: rgba(22, 20, 18, 0.6);
  border-color: rgba(37, 34, 32, 0.4);
}

.shortcuts-list dt {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  color: var(--accent);
  min-width: 1.5rem;
}

.shortcuts-list dd {
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin: 0;
}

.shortcuts-note {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  color: var(--text-tertiary);
  margin: 1rem 0 0;
  line-height: 1.6;
}

.shortcuts-note kbd {
  display: inline;
  font-size: 0.65rem;
  padding: 0.05rem 0.3rem;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  line-height: inherit;
}

kbd {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.1rem 0.4rem;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  line-height: 1.4;
}

@media (max-width: 700px) {
  .shortcuts-panel-inner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    max-width: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .shortcuts-panel {
    transition: none;
  }
}

/* Table wrapper for mobile scroll */
.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 1.5rem;
}

.table-wrapper table {
  margin-bottom: 0;
}

/* Support invitation */
.support-invite {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 48ch;
  margin-bottom: 0.6rem;
}

.support-invite:last-of-type {
  margin-bottom: 0;
}

.support-invite a {
  color: var(--text-secondary);
  border-bottom: 1px solid transparent;
}

.support-invite a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Changelog */
.changelog {
  font-size: 0.9rem;
}

.changelog-entry {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}

.changelog-entry:last-child {
  border-bottom: none;
}

.changelog-date {
  color: var(--text-tertiary);
  font-size: 0.8rem;
  font-family: var(--font-mono);
}

/* Agent status indicators */
.status-indicator {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 0.5rem;
}

.status-daily { background: #7a9f7a; }
.status-frequent { background: #7a8f9f; }
.status-useful { background: #9f8f5a; }
.status-occasional { background: #9f7a5a; }
.status-watching { background: #5a5a5a; }

/* Sort / filter controls */
.sort-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.sort-btn {
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-tertiary);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  cursor: pointer;
  letter-spacing: 0.03em;
  -webkit-tap-highlight-color: transparent;
}

.sort-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--bg-secondary);
}

.sort-btn:active {
  opacity: 0.8;
}

.sort-btn[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

.sort-btn[aria-pressed="true"]:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

/* 404 */
.error-code {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 600;
  color: var(--text-tertiary);
  margin-bottom: 0.5rem;
}

/* Footer */
footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

footer a {
  color: var(--text-tertiary);
}

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

.footer-colophon {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-top: 0.5rem;
  letter-spacing: 0.02em;
}

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

  a, .sort-btn, .logo-link, .ranking-list li, tbody tr, figure img {
    transition: none !important;
  }

  .sort-btn:hover,
  .ranking-list li:hover,
  tbody tr:hover,
  figure img:hover {
    transform: none !important;
    opacity: 1 !important;
  }
}

/* Subtle interactivity */
@media (prefers-reduced-motion: no-preference) {
  a {
    transition: color 0.12s ease;
  }

  .sort-btn {
    transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease, opacity 0.12s ease;
  }

  .logo-link {
    transition: opacity 0.12s ease;
  }

  .ranking-list li,
  tbody tr,
  figure img {
    transition: background 0.12s ease, opacity 0.12s ease;
  }
}

/* Print */
@media print {
  body {
    font-size: 11pt;
    color: #222;
    background: #fff;
    padding: 0;
    background-image: none;
  }

  nav, footer, .sort-controls, .skip-link, .status-indicator {
    display: none !important;
  }

  .container {
    max-width: none;
    padding: 0;
  }

  a {
    color: #222;
    text-decoration: underline;
  }

  h1, h2, h3, h4 {
    page-break-after: avoid;
  }

  pre, blockquote, table {
    page-break-inside: avoid;
  }
}

/* Responsive: tablet */
@media (max-width: 768px) {
  body {
    padding: 0 1.5rem;
  }

  .container {
    padding: 1.5rem 0 3.5rem;
  }

  .agent-meta {
    grid-template-columns: 1fr;
  }

  .sort-controls {
    gap: 0.4rem;
  }

  .sort-btn {
    font-size: 0.8rem;
    padding: 0.3rem 0.6rem;
  }
}

/* Force tables to scroll on small screens */
@media (max-width: 720px) {
  table {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* Responsive: mobile */
@media (max-width: 600px) {
  body {
    padding: 0 1.25rem;
  }

  html {
    font-size: 16px;
  }

  h1 {
    font-size: 1.6rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  nav .container {
    flex-wrap: wrap;
    gap: 0.5rem 0;
  }

  .nav-left {
    width: 100%;
    margin-bottom: 0.2rem;
  }

  .nav-center {
    gap: 1rem;
    flex: 1 1 auto;
    justify-content: flex-start;
  }

  .nav-right {
    flex: 0 0 auto;
  }

  nav a {
    font-size: 0.85rem;
    padding: 0.25rem 0;
  }

  table {
    font-size: 0.8rem;
  }

  th, td {
    padding: 0.4rem 0.5rem;
  }

  .ranking-list li {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.15rem;
    padding: 0.85rem 0.5rem;
  }

  .ranking-list li a {
    padding: 0.3rem 0;
  }

  .rank-label {
    font-size: 0.75rem;
    margin-left: 2.35rem;
  }

  .auth-btn {
    width: 100%;
    justify-content: center;
    padding: 0.75rem 1.25rem;
  }

  .page-ethos {
    padding-top: 2rem;
    padding-bottom: 4rem;
  }

  .page-ethos h1 {
    font-size: 1.4rem;
  }

  .page-ethos h2 {
    font-size: 1rem;
    margin-top: 2rem;
  }

  .page-privacy {
    padding-top: 2rem;
    padding-bottom: 4rem;
  }

  .page-privacy h1 {
    font-size: 1.4rem;
  }

  .page-privacy h2 {
    font-size: 1rem;
    margin-top: 2rem;
  }

  .error-code {
    font-size: 3rem;
  }

  .shortcuts-panel-inner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    max-width: 290px;
    padding: 1.25rem;
  }
}

/* Responsive: very small screens */
@media (max-width: 400px) {
  body {
    padding: 0 0.75rem;
  }

  nav .container {
    gap: 0.3rem 0;
  }

  nav a {
    font-size: 0.78rem;
  }

  .nav-center {
    gap: 0.6rem;
  }

  h1 {
    font-size: 1.4rem;
  }

  h2 {
    font-size: 1.15rem;
  }

  ol {
    padding-left: 1.2rem;
  }

  ul {
    padding-left: 1rem;
  }

  th, td {
    font-size: 0.75rem;
    padding: 0.35rem 0.4rem;
  }

  blockquote {
    padding: 0.6rem 1rem;
  }

  figure {
    margin: 1.5rem 0;
  }

  figure img {
    border: none;
  }

  .agent-meta {
    padding: 0.75rem;
    gap: 0.3rem;
  }

  .sort-btn {
    font-size: 0.75rem;
    padding: 0.4rem 0.5rem;
  }

  .page-ethos {
    padding-top: 1.5rem;
  }

  .page-ethos p {
    font-size: 0.95rem;
  }

  .page-privacy {
    padding-top: 1.5rem;
  }

  .page-privacy p {
    font-size: 0.95rem;
  }

  .page-privacy li {
    font-size: 0.95rem;
  }

  footer {
    font-size: 0.8rem;
  }

  .nav-mobile-menu a {
    padding: 0.7rem 0.75rem;
    font-size: 0.9rem;
  }
}