:root {
  --bg: #F4F6FF;
  --bg-deep: #ECEEFB;
  --ink: #1E1B4B;
  --ink-soft: #64748B;
  --ink-faint: #94A3B8;
  --line: rgba(30, 27, 75, 0.08);
  --line-strong: rgba(30, 27, 75, 0.14);
  --indigo: #4F46E5;
  --indigo-deep: #3730A3;
  --violet: #7C3AED;
  --cyan: #0891B2;
  --orange: #EA580C;
  --pink: #DB2777;
  --emerald: #059669;
  --card: #FFFFFF;
  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 28px;
  --shadow-sm: 0 1px 2px rgba(30, 27, 75, 0.04), 0 1px 0 rgba(255, 255, 255, 0.8) inset;
  --shadow: 0 1px 2px rgba(30, 27, 75, 0.04), 0 12px 32px -12px rgba(30, 27, 75, 0.12);
  --shadow-lg: 0 30px 60px -20px rgba(30, 27, 75, 0.22), 0 12px 24px -12px rgba(79, 70, 229, 0.18);
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv11";
  line-height: 1.5;
}
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }
a { color: inherit; }

/* ──────────────  Layout shell  ────────────── */
.page {
  position: relative;
  overflow: hidden;
}
.page::before {
  content: "";
  position: absolute;
  top: -240px; left: 50%;
  width: 1100px; height: 1100px;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(124, 58, 237, 0.16), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 32px; position: relative; z-index: 1; }
@media (max-width: 640px) { .wrap { padding: 0 20px; } }

/* ──────────────  Nav  ────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  background: rgba(244, 246, 255, 0.72);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.01em; font-size: 17px; }
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 12px;
  background: linear-gradient(135deg, #FEF3C7, #FDE68A);
  display: grid; place-items: center;
  box-shadow: 0 1px 0 rgba(255,255,255,0.8) inset, 0 4px 12px -4px rgba(234, 88, 12, 0.25);
  border: 1px solid rgba(234, 88, 12, 0.15);
}
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 500; color: var(--ink-soft); }
.nav-links a { text-decoration: none; transition: color .15s; }
.nav-links a:hover { color: var(--ink); }
.nav-cta { display: flex; gap: 10px; align-items: center; }
@media (max-width: 820px) { .nav-links { display: none; } }

/* ──────────────  Buttons  ────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 0;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: transform .15s, box-shadow .15s, background .15s;
  white-space: nowrap;
  text-decoration: none;
}
.btn-primary {
  background: linear-gradient(180deg, #6366F1 0%, var(--indigo) 100%);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,0.25) inset, 0 8px 20px -6px rgba(79, 70, 229, 0.55);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 1px 0 rgba(255,255,255,0.25) inset, 0 14px 28px -8px rgba(79, 70, 229, 0.6); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}
.btn-ghost:hover { background: rgba(255,255,255,0.6); }
.btn-lg { padding: 16px 26px; font-size: 16px; }

/* ──────────────  Hero  ────────────── */
.hero { padding: 72px 0 96px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center; }
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; gap: 56px; } }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px 6px 8px;
  background: rgba(79, 70, 229, 0.08);
  border: 1px solid rgba(79, 70, 229, 0.18);
  color: var(--indigo-deep);
  border-radius: 999px;
  font-size: 13px; font-weight: 600;
  margin-bottom: 24px;
}
.eyebrow-dot { width: 18px; height: 18px; border-radius: 50%; background: linear-gradient(135deg, #818CF8, var(--indigo)); display: grid; place-items: center; color: #fff; font-size: 10px; }
h1.display {
  font-size: clamp(40px, 6.4vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 800;
  margin: 0 0 24px;
  text-wrap: balance;
}
.display em {
  font-family: "Source Serif 4", "Source Serif Pro", Georgia, serif;
  font-style: italic;
  font-weight: 600;
  background: linear-gradient(120deg, var(--indigo) 0%, var(--violet) 50%, var(--pink) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  padding-right: 0.06em;
}
.lede { font-size: 19px; color: var(--ink-soft); max-width: 540px; margin: 0 0 36px; text-wrap: pretty; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
.hero-meta {
  display: flex; align-items: center; gap: 18px;
  color: var(--ink-soft); font-size: 14px;
}
.hero-meta-dot { width: 4px; height: 4px; border-radius: 50%; background: var(--ink-faint); }
.avatars { display: flex; }
.avatars > div {
  width: 30px; height: 30px; border-radius: 50%;
  border: 2px solid var(--bg);
  margin-left: -8px;
  background-size: cover; background-position: center;
}
.avatars > div:first-child { margin-left: 0; }
.av1 { background: linear-gradient(135deg, #F472B6, #DB2777); }
.av2 { background: linear-gradient(135deg, #34D399, #059669); }
.av3 { background: linear-gradient(135deg, #FBBF24, #EA580C); }
.av4 { background: linear-gradient(135deg, #818CF8, #4F46E5); }

/* ──────────────  Hero mock stage  ────────────── */
.stage {
  position: relative;
  aspect-ratio: 5/6;
  max-width: 520px;
  margin-left: auto;
}
@media (max-width: 960px) { .stage { margin: 0 auto; max-width: 460px; } }
.stage-bg {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(124, 58, 237, 0.16), transparent 55%),
              radial-gradient(circle at 30% 80%, rgba(79, 70, 229, 0.18), transparent 55%);
  border-radius: 40px;
}

/* ──────────────  Generic section  ────────────── */
section { padding: 96px 0; position: relative; }
.section-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.section-eyebrow { font-size: 13px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--indigo); margin-bottom: 12px; }
h2.section-title {
  font-size: clamp(32px, 4.4vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 800;
  margin: 0 0 18px;
  text-wrap: balance;
}
.section-sub { font-size: 18px; color: var(--ink-soft); margin: 0; text-wrap: pretty; }

/* ──────────────  Stats strip  ────────────── */
.strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 64px;
}
.strip > div { background: rgba(255,255,255,0.6); padding: 22px 24px; }
.strip-n { font-size: 28px; font-weight: 800; letter-spacing: -0.02em; }
.strip-l { font-size: 13px; color: var(--ink-soft); font-weight: 500; }
@media (max-width: 720px) { .strip { grid-template-columns: repeat(2, 1fr); } }

/* ──────────────  Subjects grid  ────────────── */
.subjects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .subjects { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .subjects { grid-template-columns: 1fr; } }
.subject {
  position: relative;
  border-radius: var(--radius);
  padding: 28px;
  background: var(--card);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
  cursor: default;
  min-height: 260px;
  display: flex; flex-direction: column;
}
.subject:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.subject-glow {
  position: absolute; top: -60px; right: -60px;
  width: 180px; height: 180px; border-radius: 50%;
  filter: blur(0px);
  opacity: 0.18;
}
.subject-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: grid; place-items: center;
  color: #fff;
  margin-bottom: 24px;
  box-shadow: 0 8px 20px -8px currentColor;
}
.subject h3 { font-size: 22px; font-weight: 700; margin: 0 0 8px; letter-spacing: -0.015em; }
.subject p { color: var(--ink-soft); font-size: 14.5px; margin: 0 0 18px; flex: 1; }
.subject-foot { display: flex; align-items: center; justify-content: space-between; font-size: 13px; font-weight: 600; color: var(--ink-soft); }
.subject-foot strong { color: var(--ink); font-weight: 700; }
.subject .pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  background: rgba(30, 27, 75, 0.05);
  font-size: 12px; font-weight: 600;
}
.subject-arrow {
  position: absolute; bottom: 28px; right: 28px;
  width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(30, 27, 75, 0.04);
  color: var(--ink);
  opacity: 0; transform: translate(-6px, 0); transition: all .25s;
}
.subject:hover .subject-arrow { opacity: 1; transform: translate(0,0); }

/* ──────────────  CEFR  ────────────── */
.cefr-card {
  background: linear-gradient(180deg, #FFFFFF 0%, rgba(255,255,255,0.6) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  box-shadow: var(--shadow);
}
@media (max-width: 640px) { .cefr-card { padding: 36px 24px; } }
.cefr-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 900px) { .cefr-grid { grid-template-columns: 1fr; gap: 40px; } }
.cefr-rail { position: relative; padding: 32px 0 8px; }
.cefr-track {
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(90deg, #818CF8, #4F46E5 40%, #7C3AED 65%, #DB2777);
  position: relative;
}
.cefr-stops { position: absolute; inset: -10px 0 0 0; display: flex; justify-content: space-between; }
.cefr-stop { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.cefr-dot {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid #fff;
  box-shadow: 0 0 0 3px var(--line-strong);
}
.cefr-dot.active { box-shadow: 0 0 0 3px var(--indigo); background: var(--indigo); }
.cefr-dot.current {
  background: #fff; box-shadow: 0 0 0 3px var(--indigo), 0 0 0 8px rgba(79,70,229,0.15);
  transform: scale(1.2);
}
.cefr-label { font-size: 12px; font-weight: 700; letter-spacing: 0.04em; color: var(--ink-soft); }
.cefr-label.current { color: var(--indigo); }
.cefr-caption { display: flex; justify-content: space-between; margin-top: 28px; font-size: 13px; color: var(--ink-soft); }
.cefr-cap-tag { display: inline-flex; padding: 4px 10px; background: rgba(79, 70, 229, 0.08); color: var(--indigo); border-radius: 999px; font-weight: 600; }

/* ──────────────  Gamification  ────────────── */
.gam { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 820px) { .gam { grid-template-columns: 1fr; } }
.gam-card {
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--line);
  background: var(--card);
  position: relative;
  overflow: hidden;
  min-height: 320px;
}
.gam-card h3 { font-size: 22px; font-weight: 700; margin: 0 0 8px; letter-spacing: -0.015em; }
.gam-card p { color: var(--ink-soft); font-size: 14.5px; margin: 0; max-width: 280px; }
.gam-visual { height: 180px; margin: 0 -32px 24px; padding: 0 32px; display: flex; align-items: center; justify-content: center; position: relative; }

/* XP bar */
.xp-stack { width: 100%; display: flex; flex-direction: column; gap: 10px; }
.xp-row { display: flex; align-items: center; gap: 12px; }
.xp-row-l { font-size: 12px; font-weight: 600; color: var(--ink-soft); min-width: 38px; }
.xp-bar { flex: 1; height: 8px; background: rgba(79,70,229,0.10); border-radius: 999px; overflow: hidden; }
.xp-bar-fill { height: 100%; border-radius: 999px; background: linear-gradient(90deg, #818CF8, #4F46E5); }
.xp-row-v { font-size: 12px; font-weight: 700; min-width: 36px; text-align: right; }

/* Lives */
.hearts { display: flex; gap: 10px; align-items: center; }
.heart {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, #FB7185, #DB2777);
  color: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 16px -8px rgba(219, 39, 119, 0.5);
}
.heart.gone { background: rgba(30, 27, 75, 0.08); color: rgba(30, 27, 75, 0.18); box-shadow: none; }

/* Streak */
.streak-flame {
  width: 120px; height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 65%, #F97316, #EA580C 50%, transparent 80%);
  display: grid; place-items: center;
  position: relative;
}
.streak-flame::before {
  content: ""; position: absolute; inset: -20px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(249, 115, 22, 0.25), transparent 70%);
}
.streak-num { font-size: 44px; font-weight: 800; color: #fff; letter-spacing: -0.02em; line-height: 1; }
.streak-day { font-size: 11px; font-weight: 600; color: rgba(255,255,255,0.85); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 2px; }

.streak-week { display: flex; gap: 6px; margin-top: 16px; }
.streak-day-dot { flex: 1; height: 28px; border-radius: 8px; display: grid; place-items: center; font-size: 10px; font-weight: 700; }
.streak-day-dot.done { background: linear-gradient(135deg, #F97316, #EA580C); color: #fff; }
.streak-day-dot.today { background: rgba(234, 88, 12, 0.12); color: var(--orange); border: 1.5px dashed var(--orange); }
.streak-day-dot.future { background: rgba(30, 27, 75, 0.04); color: rgba(30, 27, 75, 0.3); }

/* ──────────────  Ask Frank  ────────────── */
.frank-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
@media (max-width: 900px) { .frank-grid { grid-template-columns: 1fr; gap: 48px; } }
.frank-bullets { display: flex; flex-direction: column; gap: 24px; margin-top: 28px; }
.frank-bullet { display: flex; gap: 16px; align-items: flex-start; }
.frank-bullet-dot {
  width: 32px; height: 32px;
  flex-shrink: 0;
  border-radius: 10px;
  background: rgba(79, 70, 229, 0.1);
  color: var(--indigo);
  display: grid; place-items: center;
}
.frank-bullet h4 { margin: 0 0 4px; font-size: 16px; font-weight: 700; }
.frank-bullet p { margin: 0; color: var(--ink-soft); font-size: 14.5px; }

.chat-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 24px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column; gap: 14px;
}
.chat-head {
  display: flex; align-items: center; gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.chat-head-name { font-weight: 700; font-size: 15px; }
.chat-head-status { font-size: 12px; color: var(--emerald); display: flex; align-items: center; gap: 6px; }
.chat-head-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--emerald); box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15); }
.bubble {
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 14.5px;
  max-width: 80%;
  line-height: 1.45;
}
.bubble.user {
  align-self: flex-end;
  background: var(--indigo);
  color: #fff;
  border-bottom-right-radius: 6px;
}
.bubble.frank {
  background: rgba(30, 27, 75, 0.04);
  border-bottom-left-radius: 6px;
}
.bubble.frank b { color: var(--indigo); font-weight: 700; }
.chat-input {
  margin-top: 6px;
  display: flex; gap: 8px; align-items: center;
  padding: 10px 14px;
  background: rgba(30, 27, 75, 0.04);
  border-radius: 999px;
  color: var(--ink-faint);
  font-size: 14px;
}
.chat-input-send {
  margin-left: auto;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--indigo);
  color: #fff;
  display: grid; place-items: center;
}

/* ──────────────  How it works  ────────────── */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step {
  position: relative;
  padding: 28px 24px 24px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--line);
}
.step-n {
  font-family: "Source Serif 4", Georgia, serif;
  font-style: italic;
  font-weight: 600;
  font-size: 42px;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--indigo), var(--violet));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  line-height: 1; margin-bottom: 16px;
}
.step h4 { margin: 0 0 8px; font-size: 18px; font-weight: 700; letter-spacing: -0.01em; }
.step p { margin: 0; font-size: 14px; color: var(--ink-soft); }

/* ──────────────  Topics  ────────────── */
.topics-card {
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  background:
    radial-gradient(circle at 80% 20%, rgba(124, 58, 237, 0.1), transparent 50%),
    linear-gradient(140deg, #EEF2FF 0%, #F4F6FF 100%);
  border: 1px solid rgba(79, 70, 229, 0.12);
}
@media (max-width: 640px) { .topics-card { padding: 36px 24px; } }
.topic-grid { display: flex; flex-wrap: wrap; gap: 10px; max-width: 800px; margin: 28px auto 0; justify-content: center; }
.topic-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  background: rgba(255,255,255,0.8);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14px; font-weight: 600;
  cursor: default;
  transition: transform .15s, border-color .15s, background .15s;
}
.topic-chip:hover { transform: translateY(-2px); border-color: rgba(79,70,229,0.25); background: #fff; }
.topic-emoji { font-size: 16px; display: inline-block; }

/* ──────────────  Leaderboard  ────────────── */
.lb-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 900px) { .lb-grid { grid-template-columns: 1fr; gap: 40px; } }
.lb-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 24px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.lb-head { display: flex; align-items: center; justify-content: space-between; padding: 4px 8px 16px; border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.lb-head-title { font-weight: 700; font-size: 16px; }
.lb-head-week { font-size: 12px; color: var(--ink-soft); }
.lb-row {
  display: grid; grid-template-columns: 36px 36px 1fr auto; gap: 14px; align-items: center;
  padding: 12px 8px;
  border-radius: 12px;
  transition: background .15s;
}
.lb-row.you { background: rgba(79, 70, 229, 0.06); border: 1px solid rgba(79, 70, 229, 0.18); }
.lb-rank {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  border-radius: 50%;
  font-weight: 800; font-size: 12px;
  background: rgba(30,27,75,0.05);
  color: var(--ink-soft);
}
.lb-rank.gold { background: linear-gradient(135deg, #FCD34D, #F59E0B); color: #fff; }
.lb-rank.silver { background: linear-gradient(135deg, #E5E7EB, #94A3B8); color: #fff; }
.lb-rank.bronze { background: linear-gradient(135deg, #FDBA74, #C2410C); color: #fff; }
.lb-av { width: 34px; height: 34px; border-radius: 50%; }
.lb-name { font-weight: 600; font-size: 14px; }
.lb-meta { font-size: 12px; color: var(--ink-soft); margin-top: 1px; }
.lb-xp { font-weight: 700; font-variant-numeric: tabular-nums; font-size: 14px; }

/* ──────────────  Final CTA  ────────────── */
.cta-card {
  border-radius: var(--radius-lg);
  padding: 80px 56px;
  background:
    radial-gradient(circle at 20% 30%, rgba(124, 58, 237, 0.4), transparent 45%),
    radial-gradient(circle at 80% 70%, rgba(236, 72, 153, 0.3), transparent 45%),
    linear-gradient(135deg, #4338CA 0%, #4F46E5 50%, #6366F1 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
@media (max-width: 640px) { .cta-card { padding: 56px 28px; } }
.cta-card h2 {
  font-size: clamp(32px, 4.4vw, 56px);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0 0 20px;
  font-weight: 800;
  text-wrap: balance;
}
.cta-card h2 em {
  font-family: "Source Serif 4", Georgia, serif;
  font-style: italic;
  font-weight: 600;
  color: #FDE68A;
}
.cta-card p { color: rgba(255,255,255,0.78); font-size: 18px; max-width: 540px; margin: 0 auto 36px; text-wrap: pretty; }
.cta-card .btn-primary {
  background: #fff; color: var(--indigo-deep);
  box-shadow: 0 1px 0 rgba(255,255,255,1) inset, 0 14px 30px -10px rgba(0,0,0,0.3);
}
.cta-card .btn-primary:hover { transform: translateY(-1px); }
.cta-foot { font-size: 13px; color: rgba(255,255,255,0.6); margin-top: 18px; }

/* ──────────────  Footer  ────────────── */
.footer { padding: 56px 0 48px; border-top: 1px solid var(--line); margin-top: 96px; font-size: 13px; color: var(--ink-soft); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer h5 { color: var(--ink); font-size: 13px; font-weight: 700; margin: 0 0 14px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer ul a { text-decoration: none; transition: color .15s; }
.footer ul a:hover { color: var(--indigo); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 24px; border-top: 1px solid var(--line); }
@media (max-width: 560px) { .footer-bottom { flex-direction: column; gap: 12px; } }

/* ──────────────  Misc  ────────────── */
.kbd {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 6px;
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--line-strong);
  color: var(--ink-soft);
  font-weight: 500;
}