/* =========================================================
   Лаборатория 7.1 · ИТ СО РАН — design tokens & base
   ========================================================= */

:root, [data-theme="light"] {
  /* Surfaces — warm graphite paper */
  --color-bg: #f5f4f0;
  --color-surface: #ffffff;
  --color-surface-2: #fbfaf7;
  --color-surface-offset: #ece9e2;
  --color-surface-offset-2: #e3dfd7;
  --color-divider: #e1ded6;
  --color-border: #d6d2c8;

  /* Text — graphite ink */
  --color-text: #1c1d1a;
  --color-text-muted: #5c5c56;
  --color-text-faint: #99968b;
  --color-text-inverse: #f7f5f0;

  /* Primary accent — lab-logo flame blue */
  --color-primary: #0d66c2;
  --color-primary-hover: #0a4f96;
  --color-primary-active: #083c73;
  --color-primary-highlight: #d9e7f8;

  /* Secondary accent — lab-logo flame teal */
  --color-eco: #0d9e93;
  --color-eco-hover: #0a8078;
  --color-eco-highlight: #cfeeea;

  /* Status */
  --color-success: #437a22;
  --color-error: #a12c2c;

  --radius-sm: 0.375rem;
  --radius-md: 0.6rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px rgba(28,26,20,0.06);
  --shadow-md: 0 6px 20px rgba(28,26,20,0.08);
  --shadow-lg: 0 20px 50px rgba(28,26,20,0.14);

  --content-narrow: 640px;
  --content-default: 1000px;
  --content-wide: 1240px;

  --font-display: 'Cabinet Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Satoshi', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', monospace;

  color-scheme: light;
}

[data-theme="dark"] {
  --color-bg: #14161a;
  --color-surface: #191c21;
  --color-surface-2: #1d2027;
  --color-surface-offset: #20242b;
  --color-surface-offset-2: #262a32;
  --color-divider: #262a31;
  --color-border: #30343c;

  --color-text: #e9e7e2;
  --color-text-muted: #9c9d9f;
  --color-text-faint: #62646a;
  --color-text-inverse: #16181c;

  --color-primary: #5498ea;
  --color-primary-hover: #72acef;
  --color-primary-active: #93c2f4;
  --color-primary-highlight: #1c3454;

  --color-eco: #3fdac8;
  --color-eco-hover: #63e2d3;
  --color-eco-highlight: #163634;

  --color-success: #6daa45;
  --color-error: #d16b6b;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.35);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 24px 60px rgba(0,0,0,0.5);

  color-scheme: dark;
}

/* Fallback system preference before JS runs */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #14161a;
    --color-surface: #191c21;
    --color-surface-2: #1d2027;
    --color-surface-offset: #20242b;
    --color-surface-offset-2: #262a32;
    --color-divider: #262a31;
    --color-border: #30343c;
    --color-text: #e9e7e2;
    --color-text-muted: #9c9d9f;
    --color-text-faint: #62646a;
    --color-text-inverse: #16181c;
    --color-primary: #5498ea;
    --color-primary-hover: #72acef;
    --color-primary-active: #93c2f4;
    --color-primary-highlight: #1c3454;
    --color-eco: #3fdac8;
    --color-eco-hover: #63e2d3;
    --color-eco-highlight: #163634;
    color-scheme: dark;
  }
}

:root {
  --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);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.25rem);
  --text-hero: clamp(2.75rem, 1rem + 5.5vw, 5.5rem);

  --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; --space-24: 6rem; --space-32: 8rem;
}

/* ---------- base.css ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: none; text-size-adjust: none;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility; scroll-behavior: smooth;
  hanging-punctuation: first last; scroll-padding-top: 5rem;
}
body {
  min-height: 100dvh; line-height: 1.65; font-family: var(--font-body, sans-serif);
  font-size: var(--text-base); color: var(--color-text); background-color: var(--color-bg);
  transition: background-color var(--transition-interactive), color var(--transition-interactive);
}
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.15; font-family: var(--font-display); font-weight: 600; }
p, li, figcaption { text-wrap: pretty; }
::selection { background: color-mix(in oklab, var(--color-primary) 30%, transparent); 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) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
a, button, [role="button"], input, textarea, select {
  transition: color var(--transition-interactive), background var(--transition-interactive), border-color var(--transition-interactive), box-shadow var(--transition-interactive), transform var(--transition-interactive);
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--color-primary); color: #fff;
  padding: var(--space-2) var(--space-4); z-index: 200; border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

.container { width: 100%; max-width: var(--content-wide); margin-inline: auto; padding-inline: var(--space-6); }
@media (min-width: 640px) { .container { padding-inline: var(--space-8); } }

.mono { font-family: var(--font-mono); font-size: 0.85em; letter-spacing: -0.01em; }

/* ---------- reveal-on-scroll ---------- */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 700ms cubic-bezier(0.16,1,0.3,1), transform 700ms cubic-bezier(0.16,1,0.3,1); }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; } }

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  transition: transform 300ms cubic-bezier(0.16,1,0.3,1), background var(--transition-interactive);
}
.header--hidden { transform: translateY(-100%); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 5rem; gap: var(--space-6); }

.logo { display: flex; align-items: center; gap: var(--space-3); flex-shrink: 0; }
.logo__mark { width: 2.15rem; height: auto; flex-shrink: 0; }
.logo__text { font-family: var(--font-display); font-weight: 600; font-size: var(--text-sm); line-height: 1.2; display: flex; flex-direction: column; }
.logo__sub { font-family: var(--font-mono); font-weight: 400; font-size: 0.7em; color: var(--color-text-muted); letter-spacing: 0.02em; }
.logo__text--footer { font-size: var(--text-base); }
.logo--footer .logo__mark { width: 2.5rem; }

.institute-badge {
  display: flex; align-items: center; gap: var(--space-2); padding-left: var(--space-3);
  border-left: 1px solid var(--color-divider); margin-left: var(--space-1);
}
.institute-badge img { width: 1.9rem; height: 1.9rem; flex-shrink: 0; background: #f0efe9; border-radius: var(--radius-sm); padding: 0.2rem; }
.institute-badge__text { display: none; flex-direction: column; line-height: 1.15; }
.institute-badge__text span { font-size: 0.65rem; color: var(--color-text-faint); font-family: var(--font-mono); }
@media (min-width: 1080px) { .institute-badge__text { display: flex; } }
.footer .institute-badge { border-left: none; padding-left: 0; margin-left: 0; margin-top: var(--space-3); }
.footer .institute-badge__text { display: flex; }
.footer .institute-badge__text span { color: var(--color-text-muted); }

.nav { display: none; align-items: center; gap: var(--space-6); }
.nav a { font-size: var(--text-sm); color: var(--color-text-muted); font-weight: 500; position: relative; padding-block: var(--space-1); white-space: nowrap; }
.nav a:hover { color: var(--color-text); }
.nav a::after { content: ""; position: absolute; left: 0; bottom: -4px; height: 2px; width: 0; background: var(--color-primary); transition: width var(--transition-interactive); }
.nav a:hover::after { width: 100%; }
@media (min-width: 900px) { .nav { display: flex; } }
@media (min-width: 1200px) { .nav { gap: var(--space-8); } }

.header__actions { display: flex; align-items: center; gap: var(--space-3); }
.theme-toggle, .menu-toggle {
  width: 2.25rem; height: 2.25rem; display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-full); color: var(--color-text); border: 1px solid var(--color-border);
}
.theme-toggle:hover, .menu-toggle:hover { background: var(--color-surface-offset); }
.menu-toggle { display: flex; }
@media (min-width: 900px) { .menu-toggle { display: none; } }

.nav-mobile {
  display: none; flex-direction: column; padding: var(--space-4) var(--space-6) var(--space-8);
  border-bottom: 1px solid var(--color-divider); background: var(--color-bg);
}
.nav-mobile.is-open { display: flex; }
.nav-mobile a { padding: var(--space-3) 0; font-size: var(--text-base); border-bottom: 1px solid var(--color-divider); color: var(--color-text); }
.nav-mobile a:last-child { border-bottom: none; }
@media (min-width: 900px) { .nav-mobile { display: none !important; } }

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: 0.85rem 1.6rem; border-radius: var(--radius-full); font-size: var(--text-sm); font-weight: 600;
  white-space: nowrap; border: 1px solid transparent;
}
.btn--primary { background: var(--color-primary); color: #fff; }
.btn--primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--color-text); border-color: var(--color-border); }
.btn--ghost:hover { background: var(--color-surface-offset); border-color: var(--color-text-faint); }
.btn--full { width: 100%; }

/* =========================================================
   HERO
   ========================================================= */
.hero { position: relative; min-height: 92vh; display: flex; align-items: center; overflow: hidden; padding-top: 4.25rem; }
.hero__bg {
  position: absolute; inset: 0; background-size: cover; background-position: center right;
  filter: saturate(1.05);
}
[data-theme="light"] .hero__bg, :root:not([data-theme]) .hero__bg { filter: saturate(1) brightness(0.98); }
.hero__scrim {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, var(--color-bg) 0%, color-mix(in oklab, var(--color-bg) 78%, transparent) 34%, color-mix(in oklab, var(--color-bg) 18%, transparent) 60%, transparent 82%),
              linear-gradient(to top, var(--color-bg) 0%, transparent 22%);
}
.hero__inner { position: relative; z-index: 2; padding-block: var(--space-24) var(--space-16); max-width: 54rem; }
.hero__panel {
  background: color-mix(in oklab, var(--color-bg) 74%, transparent);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-xl); padding: var(--space-8) var(--space-10);
  border: 1px solid color-mix(in oklab, var(--color-border) 60%, transparent);
}
@media (max-width: 640px) { .hero__panel { padding: var(--space-6) var(--space-6); } }
.eyebrow { font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: 0.04em; color: var(--color-primary); text-transform: uppercase; margin-bottom: var(--space-5); display: inline-block; }
.hero__title { font-size: var(--text-hero); font-weight: 700; letter-spacing: -0.02em; margin-bottom: var(--space-6); }
@media (max-width: 640px) { .hero__title { font-size: clamp(1.75rem, 7.8vw, 2.75rem); overflow-wrap: break-word; hyphens: auto; } }
.hero__lede { font-size: var(--text-lg); color: var(--color-text-muted); max-width: 40rem; margin-bottom: var(--space-8); font-family: var(--font-body); font-weight: 400; }
.hero__cta { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-bottom: var(--space-16); }
.hero__stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); max-width: 34rem; }
@media (min-width: 720px) { .hero__stats { grid-template-columns: repeat(4, 1fr); } }
.stat { border-left: 2px solid var(--color-primary-highlight); padding-left: var(--space-3); }
.stat__num { display: block; font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); color: var(--color-text); }
.stat__num small { font-family: var(--font-mono); font-weight: 400; font-size: 0.6em; color: var(--color-text-muted); margin-left: 0.3em; text-transform: uppercase; }
.stat__label { display: block; font-size: var(--text-xs); color: var(--color-text-muted); margin-top: var(--space-1); line-height: 1.4; }

.scroll-cue { position: absolute; bottom: var(--space-8); left: var(--space-8); z-index: 2; color: var(--color-text-faint); display: none; }
@media (min-width: 900px) { .scroll-cue { display: inline-flex; } }
.scroll-cue__dot { animation: scrollDot 1.8s ease-in-out infinite; }
@keyframes scrollDot { 0%, 100% { transform: translateY(0); opacity: 1; } 50% { transform: translateY(8px); opacity: 0.3; } }

/* =========================================================
   SECTIONS — general
   ========================================================= */
.section { padding-block: clamp(var(--space-16), 9vw, var(--space-32)); }
.section--offset { background: var(--color-surface-offset); }
.section--dark { background: #14161a; color: #e9e7e2; }
.section-tag {
  display: inline-flex; align-items: center; font-family: var(--font-mono); font-size: var(--text-xs);
  letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-primary);
  padding: 0.3rem 0.7rem; border: 1px solid var(--color-primary-highlight); border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}
.section-tag--eco { color: var(--color-eco); border-color: var(--color-eco-highlight); }
.section-tag--on-dark { border-color: rgba(255,255,255,0.15); }
.section-title { font-size: var(--text-2xl); font-weight: 700; letter-spacing: -0.01em; margin-bottom: var(--space-5); max-width: 34rem; }
.section-title--on-dark { color: #f5f3ee; }
.section-sub { font-size: var(--text-base); color: var(--color-text-muted); max-width: 38rem; font-family: var(--font-body); }
.section-sub--on-dark { color: #b7b6b1; }
.section-head { max-width: 46rem; margin-bottom: var(--space-16); }

/* =========================================================
   ABOUT
   ========================================================= */
.about__grid { display: grid; gap: var(--space-16); align-items: center; }
@media (min-width: 940px) { .about__grid { grid-template-columns: 1.15fr 0.85fr; gap: var(--space-20); } }
.about__text p { color: var(--color-text-muted); margin-bottom: var(--space-5); max-width: 46ch; }
.about__lead { display: flex; align-items: center; gap: var(--space-4); margin-top: var(--space-8); padding-top: var(--space-6); border-top: 1px solid var(--color-divider); }
.lead-avatar {
  width: 3rem; height: 3rem; border-radius: var(--radius-full); flex-shrink: 0;
  background: linear-gradient(145deg, var(--color-primary), var(--color-eco));
  display: flex; align-items: center; justify-content: center; color: #fff; font-family: var(--font-display); font-weight: 700; font-size: var(--text-sm);
}
.lead-name { font-weight: 600; font-size: var(--text-sm); }
.lead-role { font-size: var(--text-xs); color: var(--color-text-muted); }
.about__visual { position: relative; }
.about__visual img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.about__visual-caption { font-size: var(--text-xs); color: var(--color-text-faint); margin-top: var(--space-3); max-width: 26rem; }

/* =========================================================
   RESEARCH GRID
   ========================================================= */
.research-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-6); }
@media (min-width: 720px) { .research-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1080px) { .research-grid { grid-template-columns: repeat(3, 1fr); } }
.research-card {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  padding: var(--space-8); position: relative; display: flex; flex-direction: column; gap: var(--space-3);
  transition: border-color var(--transition-interactive), transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.research-card:hover { border-color: var(--color-primary); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.research-card--wide { grid-column: 1 / -1; }
@media (min-width: 720px) { .research-card--wide { display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto auto auto; column-gap: var(--space-6); align-items: start; } }
.research-card__icon {
  width: 2.75rem; height: 2.75rem; border-radius: var(--radius-md); background: var(--color-primary-highlight);
  color: var(--color-primary); display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-1);
}
.research-card__num { position: absolute; top: var(--space-6); right: var(--space-8); font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-text-faint); }
.research-card h3 { font-size: var(--text-lg); font-weight: 600; }
.research-card p { color: var(--color-text-muted); font-size: var(--text-sm); max-width: 62ch; }
.research-card--wide .research-card__icon { grid-row: 1; grid-column: 1; }
.research-card--wide h3 { grid-row: 1; grid-column: 2; }
.research-card--wide p { grid-row: 2; grid-column: 2; }
.research-card--wide .research-card__tag { grid-row: 3; grid-column: 2; }
.research-card__tag {
  display: inline-flex; align-self: flex-start; font-family: var(--font-mono); font-size: var(--text-xs);
  color: var(--color-eco); background: var(--color-eco-highlight); padding: 0.35rem 0.7rem; border-radius: var(--radius-sm);
}

/* =========================================================
   SPLIT SECTIONS (industry / students)
   ========================================================= */
.split__grid { display: grid; gap: var(--space-12); align-items: center; }
@media (min-width: 940px) { .split__grid { grid-template-columns: 1fr 1fr; gap: var(--space-16); } }
.split--reverse .split__grid { direction: ltr; }
@media (min-width: 940px) {
  .split--reverse .split__visual { order: 2; }
  .split--reverse .split__text { order: 1; }
}
.split__visual img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; }
.check-list { display: flex; flex-direction: column; gap: var(--space-4); margin: var(--space-8) 0; }
.check-list li { display: flex; gap: var(--space-3); align-items: flex-start; font-size: var(--text-sm); color: var(--color-text-muted); }
.check-list__icon {
  flex-shrink: 0; width: 1.5rem; height: 1.5rem; border-radius: var(--radius-full); background: var(--color-primary-highlight);
  color: var(--color-primary); display: flex; align-items: center; justify-content: center; font-size: 0.75rem; font-weight: 700; margin-top: 0.1rem;
}
.check-list strong { color: var(--color-text); font-weight: 600; }
.partner-strip { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-8); font-size: var(--text-xs); color: var(--color-text-faint); }
.partner-chip { border: 1px solid var(--color-border); border-radius: var(--radius-full); padding: 0.3rem 0.75rem; font-family: var(--font-mono); color: var(--color-text-muted); }

/* =========================================================
   TEAM
   ========================================================= */
.team-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-6); }
@media (min-width: 720px) { .team-grid { grid-template-columns: repeat(3, 1fr); } }
.team-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-8); }
.team-card__avatar {
  width: 3.25rem; height: 3.25rem; border-radius: var(--radius-full); margin-bottom: var(--space-4);
  background: var(--color-surface-offset); color: var(--color-primary); font-family: var(--font-display); font-weight: 700;
  display: flex; align-items: center; justify-content: center; font-size: var(--text-sm); border: 1px solid var(--color-border);
}
.team-card h3 { font-size: var(--text-base); font-weight: 600; margin-bottom: var(--space-1); }
.team-card__role { font-size: var(--text-xs); color: var(--color-primary); font-family: var(--font-mono); margin-bottom: var(--space-4); }
.team-card__desc { font-size: var(--text-sm); color: var(--color-text-muted); margin-bottom: var(--space-4); }
.team-card__link { font-size: var(--text-sm); color: var(--color-eco); font-weight: 500; }
.team-card__link:hover { text-decoration: underline; }

/* =========================================================
   CONTACTS
   ========================================================= */
.contacts__grid { display: grid; grid-template-columns: 1fr; gap: var(--space-16); }
@media (min-width: 940px) { .contacts__grid { grid-template-columns: 1.1fr 0.9fr; gap: var(--space-20); } }
.contact-list { display: flex; flex-direction: column; gap: var(--space-5); margin: var(--space-8) 0; }
.contact-list__item dt { font-family: var(--font-mono); font-size: var(--text-xs); color: #8f8e89; text-transform: uppercase; letter-spacing: 0.03em; margin-bottom: var(--space-1); }
.contact-list__item dd a { color: #f5f3ee; font-weight: 500; }
.contact-list__item dd a:hover { color: var(--color-primary); }
.contact-list__item dd { color: #d9d7d1; }
.official-link { display: inline-block; margin-top: var(--space-2); font-size: var(--text-sm); color: var(--color-eco); font-weight: 500; }
.official-link:hover { text-decoration: underline; }

.contact-form {
  background: #191c21; border: 1px solid #2b2e35; border-radius: var(--radius-lg); padding: var(--space-8);
  display: flex; flex-direction: column; gap: var(--space-5);
}
.contact-form h3 { color: #f5f3ee; font-size: var(--text-lg); }
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field span { font-size: var(--text-xs); color: #a9a8a3; }
.field input, .field textarea {
  background: #14161a; border: 1px solid #2f333b; border-radius: var(--radius-sm); padding: var(--space-3) var(--space-4);
  color: #f0eee9; font-size: var(--text-sm); resize: vertical;
}
.field input:focus, .field textarea:focus { border-color: var(--color-primary); }
.field-note { font-size: var(--text-xs); color: #7f7e79; }
.field-note a { color: var(--color-eco); }

/* =========================================================
   FOOTER
   ========================================================= */
.footer { padding-block: var(--space-16) var(--space-10); background: var(--color-bg); border-top: 1px solid var(--color-divider); }
.footer__inner { display: flex; flex-direction: column; gap: var(--space-8); }
@media (min-width: 780px) { .footer__inner { flex-direction: row; justify-content: space-between; align-items: flex-start; } }
.footer__brand p { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: var(--space-2); line-height: 1.6; }
.footer__links { display: flex; flex-direction: column; gap: var(--space-2); }
@media (min-width: 780px) { .footer__links { flex-direction: row; gap: var(--space-6); } }
.footer__links a { font-size: var(--text-sm); color: var(--color-text-muted); }
.footer__links a:hover { color: var(--color-primary); }
.footer__copy { font-size: var(--text-xs); color: var(--color-text-faint); max-width: 40rem; }
.footer__copy a { color: var(--color-text-muted); text-decoration: underline; }
@media (min-width: 780px) { .footer { } .footer__inner { } }
.footer__copy { margin-top: var(--space-6); }
@media (min-width: 780px) {
  .footer__inner { flex-wrap: wrap; }
  .footer__copy { width: 100%; }
}