/* ============================================================
   ROMAGNANI LAB — Single-Cell Gateway Design System
   "The Monograph" — GROUND TRUTH is romagnanilab.com/assets/css/style.css.
   This file is a MANUAL SUBSET mirror of that file's :root tokens (no build
   step shares them). When the website palette/type/spacing changes, re-copy
   the changed :root vars here. Keep it a subset — only tokens the gateway
   templates actually use; don't add unused vars just to match.
   Palette: soft green-white body, deep forest hero, green accent
   Type: Plus Jakarta Sans (display) / Inter (body) / RobotoMono (code)
   ============================================================ */

/* Self-hosted fonts via @font-face (no third-party font requests). The six
   variable font files are packaged with the gateway and mirrored from the
   website's font assets. */
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('../fonts/PlusJakartaSans-VariableFont_wght.woff2') format('woff2');
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('../fonts/PlusJakartaSans-Italic-VariableFont_wght.woff2') format('woff2');
  font-weight: 400 800;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-VariableFont_opsz,wght.woff2') format('woff2');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Italic-VariableFont_opsz,wght.woff2') format('woff2');
  font-weight: 400 700;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'RobotoMono';
  src: url('../fonts/RobotoMono-VariableFont_wght.woff2') format('woff2');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'RobotoMono';
  src: url('../fonts/RobotoMono-Italic-VariableFont_wght.woff2') format('woff2');
  font-weight: 400 700;
  font-style: italic;
  font-display: swap;
}

:root {
  /* Color — light body */
  --color-bg: #f5f9f6;
  --color-surface: #ffffff;
  --color-surface-2: #edf5f0;
  --color-border: #cfe8d7;
  --color-divider: #deeee4;
  --color-text: #111c15;
  --color-text-muted: #4a6455;
  --color-text-faint: #526b5c;

  /* Color — bright biology green accent */
  --color-primary: #15803d;
  --color-primary-hover: #166534;
  --color-primary-highlight: #dcfce7;

  /* Color — error states */
  --color-error: #dc2626;
  --color-error-bg: #fef2f2;
  --color-error-border: #fecaca;

  /* Color — deep forest hero / footer surfaces */
  --color-hero-bg: #0c1f14;
  --color-hero-surface: #142b1e;
  --color-hero-text: #f0f9f4;
  --color-hero-muted: #7aad8c;
  --color-hero-border: #1f3d2a;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(26, 26, 24, 0.06);
  --shadow-md: 0 4px 12px rgba(26, 26, 24, 0.08);
  --shadow-lg: 0 12px 32px rgba(26, 26, 24, 0.12);

  /* Fonts */
  --font-display: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'RobotoMono', monospace;

  /* Type scale — fluid (matches romagnanilab.com) */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);

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

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-full: 9999px;

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

  /* Layout */
  --nav-height: 92px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Glassmorphism */
  --glass-bg: rgba(245, 249, 246, 0.72);
  --glass-border: rgba(207, 232, 215, 0.45);
  --glass-blur: 16px;
  --nav-bg-solid: #ffffff;
  color-scheme: light;
}

/* Dark mode shebang system matching fallback */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #0b150f;
    --color-surface: #112017;
    --color-surface-2: #162c20;
    --color-border: #223f2f;
    --color-divider: #1c3527;
    --color-text: #f0fdf4;
    --color-text-muted: #9dc4ad;
    --color-text-faint: #86ad95;

    --color-primary: #4ade80;
    --color-primary-hover: #22c55e;
    --color-primary-highlight: #0c2d19;

    --glass-bg: rgba(11, 21, 15, 0.72);
    --glass-border: rgba(34, 63, 47, 0.45);
    --nav-bg-solid: #112017;

    color-scheme: dark;
  }
}

/* Explicit class-based selectors from toggle script */
html[data-theme="dark"] {
  --color-bg: #0b150f;
  --color-surface: #112017;
  --color-surface-2: #162c20;
  --color-border: #223f2f;
  --color-divider: #1c3527;
  --color-text: #f0fdf4;
  --color-text-muted: #9dc4ad;
  --color-text-faint: #86ad95;

  --color-primary: #4ade80;
  --color-primary-hover: #22c55e;
  --color-primary-highlight: #0c2d19;

  --glass-bg: rgba(11, 21, 15, 0.72);
  --glass-border: rgba(34, 63, 47, 0.45);
  --nav-bg-solid: #112017;

  color-scheme: dark;
}

html[data-theme="light"] {
  --color-bg: #f5f9f6;
  --color-surface: #ffffff;
  --color-surface-2: #edf5f0;
  --color-border: #cfe8d7;
  --color-divider: #deeee4;
  --color-text: #111c15;
  --color-text-muted: #4a6455;
  --color-text-faint: #526b5c;

  --color-primary: #15803d;
  --color-primary-hover: #166534;
  --color-primary-highlight: #dcfce7;

  --glass-bg: rgba(245, 249, 246, 0.72);
  --glass-border: rgba(207, 232, 215, 0.45);
  --nav-bg-solid: #ffffff;

  color-scheme: light;
}

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

html {
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-optical-sizing: auto;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  text-wrap: balance;
  text-rendering: optimizeLegibility;
  font-optical-sizing: auto;
}

h1, h2 {
  font-weight: 800;
  letter-spacing: -0.025em;
}

p, li {
  text-wrap: pretty;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  background: none;
  border: none;
  font: inherit;
  color: inherit;
}

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.1em 0.35em;
}

::selection {
  background: var(--color-primary-highlight);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

/* ============================================================ NAV BAR */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--nav-bg-solid);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid transparent;
  display: flex;
  align-items: center;
  padding: 0 var(--space-6);
  z-index: 100;
  box-shadow: none;
  transition:
    background var(--transition),
    backdrop-filter var(--transition),
    -webkit-backdrop-filter var(--transition),
    border-color var(--transition),
    box-shadow var(--transition);
}

.nav.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 20px rgba(17, 28, 21, 0.03);
}

.nav-inner {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-logo {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-text);
  text-decoration: none;
  flex-shrink: 0;
  letter-spacing: -0.025em;
  transition: color var(--transition);
}

.nav-logo:hover {
  color: var(--color-primary);
}

.nav-logo-suffix {
  font-weight: 400;
  font-size: 1.05rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}

@media (max-width: 1180px) {
  .nav-logo-suffix {
    display: none;
  }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin-left: auto;
}

.nav-links li {
  margin-bottom: 0;
}

.nav-links li::before {
  display: none !important;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: var(--space-4);
  right: var(--space-4);
  height: 1.5px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--color-text);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after,
.nav-links a[aria-current='page']::after {
  transform: scaleX(1);
}

.nav-links a[aria-current='page'] {
  color: var(--color-primary);
}

/* Theme Toggle Button styling */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  outline: none;
  transition:
    background var(--transition),
    border-color var(--transition),
    color var(--transition),
    box-shadow var(--transition);
}

.theme-toggle-btn:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
  border-color: var(--color-text-faint);
}

.theme-toggle-btn:focus-visible {
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
  border-color: var(--color-primary);
}

.theme-toggle-btn svg {
  width: 20px;
  height: 20px;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  position: absolute;
  transition:
    transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.3s ease;
}

/* Toggle Sun/Moon positions based on theme settings */
html[data-theme='light'] .theme-toggle-btn .sun-icon {
  transform: translateY(30px) rotate(45deg);
  opacity: 0;
}
html[data-theme='light'] .theme-toggle-btn .moon-icon {
  transform: translateY(0) rotate(0deg);
  opacity: 1;
}

html[data-theme='dark'] .theme-toggle-btn .sun-icon {
  transform: translateY(0) rotate(0deg);
  opacity: 1;
}
html[data-theme='dark'] .theme-toggle-btn .moon-icon {
  transform: translateY(-30px) rotate(-45deg);
  opacity: 0;
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme='light']) .theme-toggle-btn .sun-icon {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
  }
  html:not([data-theme='light']) .theme-toggle-btn .moon-icon {
    transform: translateY(-30px) rotate(-45deg);
    opacity: 0;
  }
}
@media (prefers-color-scheme: light) {
  html:not([data-theme='dark']) .theme-toggle-btn .sun-icon {
    transform: translateY(30px) rotate(45deg);
    opacity: 0;
  }
  html:not([data-theme='dark']) .theme-toggle-btn .moon-icon {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .theme-toggle-btn,
  .theme-toggle-btn svg {
    transition: none !important;
  }
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: var(--space-4);
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: background var(--transition);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  align-items: center;
}

.hamburger span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: currentColor;
  border-radius: 2px;
}

.hamburger:hover,
.hamburger:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-hero-bg);
  z-index: 99;
  padding: var(--space-8) var(--space-6);
  gap: var(--space-3);
  border-top: 1px solid var(--color-hero-border);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-8px);
  transition:
    opacity var(--transition),
    visibility var(--transition),
    transform var(--transition);
}

.mobile-nav.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-nav a {
  font-family: var(--font-body);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-hero-muted);
  padding: var(--space-2) 0;
  transition: color var(--transition);
  text-decoration: none;
}

.mobile-nav a:hover {
  color: var(--color-hero-text);
}

@media (max-width: 1080px) {
  .nav-links {
    display: none !important;
  }

  .hamburger {
    display: flex;
  }

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

/* ============================================================ LAYOUT */
.container {
  max-width: var(--content-default);
  width: 100%;
  margin: 0 auto;
  padding: calc(var(--nav-height) + var(--space-12)) var(--space-6) var(--space-12);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}

/* Centred single-card layout (loading page, error pages) */
.page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + var(--space-8)) var(--space-6) var(--space-12);
}

.page .card {
  text-align: center;
  max-width: 540px;
  width: 100%;
}

.page .card .divider { width: 100%; }
.page .card .error-banner { text-align: center; }
.page .card details { text-align: left; }

/* ============================================================ CARD */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.card-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.empty-state {
  margin-top: var(--space-4);
  padding: var(--space-6);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  text-align: center;
}

/* ============================================================ DIVIDER & FOOTER NAV */
.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-6) 0;
}

.footer-nav {
  display: flex;
  gap: var(--space-6);
  margin-top: var(--space-6);
  justify-content: center;
}

.footer-nav a {
  font-size: var(--text-sm);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition);
}

.footer-nav a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

/* ============================================================ GATEWAY LINKS */
.btn-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.gateway-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text);
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition),
    color var(--transition), transform var(--transition);
}

.gateway-link:hover {
  background: var(--color-primary-highlight);
  border-color: var(--color-primary);
  color: var(--color-primary-hover);
  transform: translateY(-1px);
}

.gateway-link-description {
  font-weight: 400;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ============================================================ INLINE LINKS (loading page) */
.links {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.link {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition);
}

.link:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

/* ============================================================ ACTION LINKS */
.action-link {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-decoration: none;
  padding: 0.35rem 0.75rem;
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-full);
  transition: background var(--transition), color var(--transition);
}

.action-link:hover {
  background: var(--color-primary);
  color: #ffffff;
  text-decoration: none;
}

.action-link-danger {
  color: var(--color-error);
  border-color: var(--color-error);
}

.action-link-danger:hover {
  background: var(--color-error);
  color: #ffffff;
}

/* ============================================================ CODE / PRE */
pre {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin: var(--space-2) 0 var(--space-5);
  overflow-x: auto;
  line-height: 1.5;
}

/* ============================================================ INSTRUCTIONS */
ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-6);
}

li {
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

/* ============================================================ TABLES */
.table-responsive {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-4);
}

.table th,
.table td {
  padding: 0.85rem var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-divider);
  font-size: var(--text-sm);
}

.table th {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-text-muted);
  background: var(--color-surface-2);
  border-bottom: 2px solid var(--color-border);
}

.table tr:hover td {
  background: rgba(22, 163, 74, 0.02);
}

.table a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition);
}

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

/* ============================================================ ERROR STATES */
.error-banner {
  display: none;
  background: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-error);
  text-align: left;
}

.error-banner.visible {
  display: block;
}

/* ============================================================ LOADING — PROGRESS DOTS */
.progress-dots {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  margin-bottom: var(--space-8);
}

.progress-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  animation: dot-pulse 1.4s ease-in-out infinite;
}

.progress-dots span:nth-child(2) { animation-delay: 0.2s; }
.progress-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes dot-pulse {
  0%, 80%, 100% {
    background: var(--color-border);
    transform: scale(1);
  }
  40% {
    background: var(--color-primary);
    transform: scale(1.3);
  }
}

.progress-dots.stopped span {
  animation: none;
  background: var(--color-error-border);
}

/* ============================================================ LOADING — META */
.meta {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.meta-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.meta-value {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.meta-value.error {
  color: var(--color-error);
}

/* ============================================================ DETAILS / LOGS */
details {
  text-align: left;
  margin-top: var(--space-7, 1.75rem);
}

summary {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  cursor: pointer;
  user-select: none;
  margin-bottom: var(--space-2);
  transition: color var(--transition);
}

summary:hover {
  color: var(--color-text-muted);
}

/* ============================================================ SITE FOOTER
   Ported verbatim from romagnanilab-website/assets/css/style.css (.footer*).
   Nav-link rules are scoped under `.footer` because gateway.css already has
   an unrelated `.footer-nav` class (in-page link row, see DIVIDER & FOOTER
   NAV above) that is not part of the site footer. */
.footer {
  background: var(--color-hero-bg);
  border-top: 2px solid var(--color-primary);
  padding: var(--space-12) var(--space-6);
}

.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-16);
  align-items: start;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-base);
  color: var(--color-hero-text);
  margin-bottom: var(--space-4);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: var(--color-hero-muted);
  max-width: 44ch;
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.footer-copy {
  font-size: var(--text-xs);
  color: var(--color-hero-muted);
  opacity: 0.6;
}

.footer-admin-link {
  margin-top: var(--space-4);
}

.footer-admin-link a {
  font-size: var(--text-xs);
  color: var(--color-hero-muted);
  opacity: 0.35;
  text-decoration: none;
  transition: opacity var(--transition);
}

.footer-admin-link a:hover {
  opacity: 0.7;
}

.footer .footer-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer .footer-nav a {
  font-size: var(--text-sm);
  color: var(--color-hero-muted);
  transition: color var(--transition);
}

.footer .footer-nav a:hover {
  color: var(--color-hero-text);
}

@media (max-width: 600px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}