/* ============================================================
   Vora — landing site
   Brand: deep navy + warm orange→purple, DM Serif Display / DM Sans
   ============================================================ */

:root {
  /* backgrounds */
  --bg:        #0F1523;
  --bg-2:      #0B0F1A;
  --surface:   #141A2A;
  --surface-2: #1A2236;
  --elevated:  #1E2840;

  /* accents */
  --orange: #F5945C;
  --orange-2: #F7A97A;
  --teal:   #5BC4BE;
  --green:  #6BCB77;
  --red:    #E8636F;
  --purple: #C75CFF;
  --pink:   #E86FA5;
  --blue:   #5B8AF5;

  /* text */
  --text:   #E8E6E1;
  --text-2: #9BA3B5;
  --muted:  #5A6375;

  /* lines */
  --line:   rgba(255,255,255,.08);
  --line-2: rgba(255,255,255,.12);

  --grad: linear-gradient(120deg, var(--orange), var(--purple));
  --grad-warm: linear-gradient(120deg, var(--orange), var(--red));

  --radius: 20px;
  --radius-lg: 28px;
  --maxw: 1160px;
  --ease: cubic-bezier(.22,.61,.36,1);

  --font-sans: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-serif: "DM Serif Display", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

/* ---------- reset ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- shared type ---------- */
.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 18px;
}
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section__title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(30px, 4.4vw, 50px);
  line-height: 1.08;
  letter-spacing: -.01em;
}
.section__sub {
  color: var(--text-2);
  font-size: clamp(16px, 1.6vw, 19px);
  max-width: 620px;
  margin: 18px auto 0;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-sans); font-weight: 600; font-size: 15px;
  padding: 12px 22px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s;
  white-space: nowrap;
}
.btn--primary { background: var(--grad-warm); color: #fff; box-shadow: 0 8px 24px rgba(245,148,92,.28); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(245,148,92,.4); }
.btn--ghost { background: rgba(255,255,255,.05); color: var(--text); border-color: var(--line-2); }
.btn--ghost:hover { background: rgba(255,255,255,.1); }
.btn--lg { padding: 15px 28px; font-size: 16px; }
.btn--block { width: 100%; }

/* app store badge */
.appstore-badge {
  display: inline-flex; align-items: center; gap: 11px;
  background: #fff; color: #000; padding: 10px 20px 10px 18px; border-radius: 14px;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
}
.appstore-badge:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(0,0,0,.45); }
.appstore-badge span { display: flex; flex-direction: column; line-height: 1.1; text-align: left; }
.appstore-badge small { font-size: 11px; font-weight: 500; }
.appstore-badge strong { font-size: 18px; font-weight: 600; letter-spacing: -.01em; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(11,15,26,.75);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--line);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand__mark { border-radius: 9px; }
.brand__word { font-family: var(--font-serif); font-size: 24px; letter-spacing: .01em; }
.nav__links { display: flex; gap: 30px; }
.nav__links a { color: var(--text-2); font-size: 15px; font-weight: 500; transition: color .2s; }
.nav__links a:hover { color: var(--text); }
.nav__actions { display: flex; align-items: center; gap: 12px; }
.nav__burger { display: none; background: none; border: 0; width: 42px; height: 42px; cursor: pointer; flex-direction: column; gap: 5px; align-items: center; justify-content: center; }
.nav__burger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .3s, opacity .3s; }
.nav__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { opacity: 0; }
.nav__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; padding: 150px 0 90px; overflow: hidden; }
.hero__glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; pointer-events: none; z-index: 0; }
.hero__glow--orange { width: 520px; height: 520px; background: radial-gradient(circle, rgba(245,148,92,.55), transparent 65%); top: -120px; left: -100px; }
.hero__glow--purple { width: 560px; height: 560px; background: radial-gradient(circle, rgba(199,92,255,.4), transparent 65%); top: 40px; right: -160px; }

.hero__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero__title { font-family: var(--font-serif); font-weight: 400; font-size: clamp(30px, 6.4vw, 66px); line-height: 1.06; letter-spacing: -.015em; overflow-wrap: break-word; }
.hero__sub { color: var(--text-2); font-size: clamp(16px, 1.7vw, 19px); margin-top: 22px; max-width: 520px; }
.hero__rating { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 26px; font-size: 14px; color: var(--text-2); }
.stars { color: var(--orange); letter-spacing: 2px; font-size: 15px; }
.hero__cta { display: flex; align-items: center; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
.hero__cta--center { justify-content: center; }
.hero__note { margin-top: 16px; font-size: 13px; color: var(--muted); font-family: var(--font-mono); }

/* ---------- phone ---------- */
.hero__device { display: flex; justify-content: center; perspective: 1600px; }
.phone {
  position: relative; width: 300px; height: 620px; border-radius: 46px;
  background: linear-gradient(160deg, #232c44, #10141f);
  padding: 11px;
  box-shadow: 0 40px 90px rgba(0,0,0,.55), inset 0 0 0 1.5px rgba(255,255,255,.08), 0 0 0 2px rgba(0,0,0,.4);
  transform: rotateY(-14deg) rotateX(4deg) rotate(1deg);
  transition: transform .5s var(--ease);
}
.hero__device:hover .phone { transform: rotateY(-6deg) rotateX(2deg); }
.phone__island { position: absolute; top: 22px; left: 50%; transform: translateX(-50%); width: 96px; height: 26px; background: #05070c; border-radius: 999px; z-index: 5; }
.phone__screen { position: relative; width: 100%; height: 100%; border-radius: 36px; overflow: hidden; background: #05070c; }
.call-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 20%; }
.call-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8,10,18,.55) 0%, rgba(8,10,18,0) 30%, rgba(8,10,18,.35) 62%, rgba(8,10,18,.9) 100%); }

.call-top { position: absolute; top: 58px; left: 20px; right: 20px; display: flex; align-items: center; justify-content: space-between; z-index: 4; }
.call-live { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 10px; letter-spacing: .14em; color: #fff; background: rgba(232,99,111,.25); border: 1px solid rgba(232,99,111,.5); padding: 4px 9px; border-radius: 999px; }
.call-live .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--red); animation: pulse 1.4s infinite; }
.call-timer { font-family: var(--font-mono); font-size: 13px; color: #fff; background: rgba(0,0,0,.35); padding: 4px 10px; border-radius: 999px; }

.call-tutor { position: absolute; top: 104px; left: 20px; z-index: 4; }
.call-tutor__name { font-family: var(--font-serif); font-size: 26px; color: #fff; }
.call-tutor__role { font-size: 12px; color: rgba(255,255,255,.75); }

.call-caption { position: absolute; bottom: 156px; left: 16px; right: 16px; z-index: 4; background: rgba(20,26,42,.72); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.1); border-radius: 16px; padding: 13px 15px; }
.call-caption p { font-size: 13.5px; color: #fff; line-height: 1.5; }
.call-caption em { color: var(--orange-2); font-style: normal; background: rgba(245,148,92,.16); padding: 0 3px; border-radius: 4px; }

.call-chip { position: absolute; bottom: 120px; left: 16px; right: 16px; display: flex; gap: 6px; z-index: 4; }
.call-chip__item { flex: 1; text-align: center; font-size: 10.5px; color: rgba(255,255,255,.85); background: rgba(0,0,0,.4); border: 1px solid rgba(255,255,255,.08); border-radius: 10px; padding: 6px 4px; }
.call-chip__item b { display: block; color: var(--teal); font-size: 9px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }

.call-bottom { position: absolute; bottom: 30px; left: 20px; right: 20px; display: flex; align-items: center; justify-content: space-between; z-index: 4; }
.wave { display: flex; align-items: center; gap: 3px; height: 40px; }
.wave span { width: 3px; border-radius: 3px; background: linear-gradient(var(--orange), var(--purple)); animation: wave 1s ease-in-out infinite; }
.wave span:nth-child(odd) { animation-duration: .8s; }
.wave span:nth-child(3n) { animation-duration: 1.2s; }
.call-end { width: 52px; height: 52px; border-radius: 50%; background: var(--red); border: 0; color: #fff; cursor: pointer; display: grid; place-items: center; box-shadow: 0 6px 18px rgba(232,99,111,.5); }

@keyframes wave { 0%,100% { height: 8px; } 50% { height: 34px; } }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

/* ============================================================
   STATS BAND
   ============================================================ */
.stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-2); }
.stats__grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; padding: 40px 24px; }
.stat { text-align: center; }
.stat__num { display: block; font-family: var(--font-serif); font-size: clamp(24px, 3vw, 34px); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat__label { font-size: 13.5px; color: var(--text-2); }

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 100px 0; }
.section--alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section__head { text-align: center; max-width: 720px; margin: 0 auto 56px; }

.grid { display: grid; gap: 22px; }
.grid--3 { grid-template-columns: repeat(3,1fr); }

/* feature card */
.card {
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.card:hover { transform: translateY(-4px); border-color: var(--line-2); box-shadow: 0 20px 40px rgba(0,0,0,.3); }
.card__icon { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 20px; color: var(--ic, var(--orange)); background: color-mix(in srgb, var(--ic, var(--orange)) 15%, transparent); border: 1px solid color-mix(in srgb, var(--ic, var(--orange)) 30%, transparent); }
.card h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.card p { color: var(--text-2); font-size: 15px; }

/* modes */
.mode { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; transition: transform .3s var(--ease), border-color .3s, background .3s; }
.mode:hover { transform: translateY(-4px); border-color: var(--line-2); background: var(--surface-2); }
.mode__emoji { font-size: 30px; display: block; margin-bottom: 14px; }
.mode h3 { font-size: 18px; font-weight: 600; margin-bottom: 6px; }
.mode p { color: var(--text-2); font-size: 14.5px; }

/* tutors */
.tutor { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform .3s var(--ease), border-color .3s, box-shadow .3s; }
.tutor:hover { transform: translateY(-5px); border-color: var(--line-2); box-shadow: 0 24px 50px rgba(0,0,0,.4); }
.tutor__photo { position: relative; aspect-ratio: 4/5; overflow: hidden; }
.tutor__photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.tutor:hover .tutor__photo img { transform: scale(1.05); }
.tutor__photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(20,26,42,.9)); }
.badge { position: absolute; top: 14px; right: 14px; z-index: 2; font-family: var(--font-mono); font-size: 11px; font-weight: 600; letter-spacing: .05em; padding: 5px 11px; border-radius: 999px; backdrop-filter: blur(8px); }
.badge--free { background: rgba(107,203,119,.2); color: var(--green); border: 1px solid rgba(107,203,119,.5); }
.badge--pro { background: rgba(245,148,92,.2); color: var(--orange); border: 1px solid rgba(245,148,92,.5); }
.tutor__body { padding: 20px 22px 24px; }
.tutor__head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.tutor__head h3 { font-family: var(--font-serif); font-size: 25px; font-weight: 400; }
.tutor__accent { font-family: var(--font-mono); font-size: 11px; color: var(--teal); white-space: nowrap; }
.tutor__tag { color: var(--orange); font-size: 13.5px; font-weight: 600; margin-top: 2px; }
.tutor__bio { color: var(--text-2); font-size: 14.5px; font-style: italic; margin: 12px 0 16px; }
.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chips span { font-size: 12px; color: var(--text-2); background: rgba(255,255,255,.05); border: 1px solid var(--line); padding: 4px 10px; border-radius: 999px; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; counter-reset: step; }
.step { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 28px; }
.step__num { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px; background: var(--grad-warm); color: #fff; font-family: var(--font-serif); font-size: 22px; margin-bottom: 18px; }
.step h3 { font-size: 19px; font-weight: 600; margin-bottom: 8px; }
.step p { color: var(--text-2); font-size: 15px; }

/* ============================================================
   REPORT SHOWCASE
   ============================================================ */
.report__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.report .section__title, .report .section__sub { text-align: left; margin-left: 0; }
.ticks { margin-top: 26px; display: grid; gap: 14px; }
.ticks li { position: relative; padding-left: 32px; color: var(--text); font-size: 15.5px; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 50%; background: color-mix(in srgb, var(--green) 20%, transparent); border: 1px solid var(--green); }
.ticks li::after { content: ""; position: absolute; left: 6.5px; top: 8px; width: 7px; height: 4px; border-left: 2px solid var(--green); border-bottom: 2px solid var(--green); transform: rotate(-45deg); }

.rc { background: linear-gradient(180deg, var(--surface), var(--surface-2)); border: 1px solid var(--line-2); border-radius: var(--radius-lg); padding: 28px; box-shadow: 0 30px 70px rgba(0,0,0,.4); }
.rc__top { display: flex; align-items: center; justify-content: space-between; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.rc__label { font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--text-2); }
.rc__mode { font-size: 15px; font-weight: 600; margin-top: 4px; }
.rc__overall { text-align: center; }
.rc__overallnum { display: block; font-family: var(--font-serif); font-size: 44px; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.rc__overalllbl { font-size: 11px; color: var(--text-2); letter-spacing: .1em; text-transform: uppercase; }
.rc__scores { display: grid; gap: 14px; padding: 22px 0; }
.rcs { display: grid; grid-template-columns: 90px 1fr 28px; align-items: center; gap: 12px; font-size: 13.5px; }
.rcs span { color: var(--text-2); }
.rcs b { text-align: right; font-variant-numeric: tabular-nums; }
.bar { height: 7px; background: rgba(255,255,255,.07); border-radius: 999px; overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 999px; background: var(--grad); }
.rc__meta { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; padding: 20px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); text-align: center; }
.rc__meta b { display: block; font-family: var(--font-serif); font-size: 22px; }
.rc__meta span { font-size: 11px; color: var(--text-2); letter-spacing: .05em; }
.rc__fix { margin-top: 20px; }
.rc__fixlbl { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--text-2); }
.rc__fix p { margin-top: 8px; font-size: 14.5px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.rc__fix .err { color: var(--red); text-decoration: line-through; text-decoration-color: rgba(232,99,111,.6); }
.rc__fix .arrow { color: var(--muted); }
.rc__fix .fix { color: var(--green); font-weight: 600; }

/* ============================================================
   PRICING
   ============================================================ */
.pricing { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; justify-content: center; }
.plan { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px 30px; }
.plan--featured { border-color: transparent; background:
  linear-gradient(var(--surface), var(--surface)) padding-box,
  var(--grad) border-box;
  border: 1.5px solid transparent; box-shadow: 0 24px 60px rgba(199,92,255,.14); }
.plan__ribbon { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; background: var(--grad-warm); color: #fff; padding: 5px 14px; border-radius: 999px; white-space: nowrap; }
.plan__name { font-family: var(--font-serif); font-size: 24px; font-weight: 400; }
.plan__price { display: flex; align-items: baseline; gap: 4px; margin-top: 14px; }
.plan__amt { font-family: var(--font-serif); font-size: 46px; line-height: 1; }
.plan__per { color: var(--text-2); font-size: 16px; }
.plan__tag { color: var(--text-2); font-size: 14px; margin-top: 6px; }
.plan__list { display: grid; gap: 12px; margin: 24px 0 28px; }
.plan__list li { position: relative; padding-left: 28px; font-size: 14.5px; color: var(--text); }
.plan__list li::before { content: ""; position: absolute; left: 4px; top: 7px; width: 6px; height: 10px; border-right: 2px solid var(--orange); border-bottom: 2px solid var(--orange); transform: rotate(45deg); }

/* ============================================================
   FINAL CTA
   ============================================================ */
.cta { position: relative; padding: 110px 0; text-align: center; overflow: hidden; }
.cta__glow { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 700px; height: 400px; background: radial-gradient(ellipse, rgba(245,148,92,.22), transparent 70%); filter: blur(60px); pointer-events: none; }
.cta__inner { position: relative; z-index: 1; }
.cta__mark { margin: 0 auto 22px; filter: drop-shadow(0 12px 30px rgba(245,148,92,.35)); }
.cta__title { font-family: var(--font-serif); font-weight: 400; font-size: clamp(30px, 4.6vw, 52px); line-height: 1.08; max-width: 760px; margin: 0 auto; }
.cta__sub { color: var(--text-2); font-size: 18px; margin: 18px auto 32px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--bg-2); border-top: 1px solid var(--line); padding: 64px 0 32px; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer__brand p { color: var(--text-2); font-size: 14.5px; margin-top: 16px; max-width: 320px; }
.footer__col h4 { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--text); margin-bottom: 16px; }
.footer__col a { display: block; color: var(--text-2); font-size: 14.5px; margin-bottom: 11px; transition: color .2s; }
.footer__col a:hover { color: var(--orange); }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal[data-delay="1"] { transition-delay: .1s; }
.reveal[data-delay="2"] { transition-delay: .2s; }
.reveal[data-delay="3"] { transition-delay: .3s; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .wave span, .call-live .dot { animation: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  .hero__grid { grid-template-columns: 1fr; gap: 48px; text-align: center; }
  .hero__sub, .hero__cta { margin-left: auto; margin-right: auto; }
  .hero__cta { justify-content: center; }
  .hero__rating { justify-content: center; }
  .report__grid { grid-template-columns: 1fr; gap: 40px; }
  .report .section__title, .report .section__sub { text-align: center; }
  .report__copy { text-align: center; }
  .ticks { max-width: 460px; margin-left: auto; margin-right: auto; text-align: left; }
}
@media (max-width: 860px) {
  .nav__links, .nav__signin { display: none; }
  .nav__burger { display: flex; }
  .nav__links.is-open {
    display: flex; flex-direction: column; gap: 4px;
    position: absolute; top: 72px; left: 0; right: 0;
    background: rgba(11,15,26,.97); backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line); padding: 16px 24px 24px;
  }
  .nav__links.is-open a { padding: 12px 0; font-size: 16px; border-bottom: 1px solid var(--line); }
  .grid--3, .steps { grid-template-columns: 1fr 1fr; }
  .pricing { grid-template-columns: minmax(0, 380px); }
  .stats__grid { grid-template-columns: 1fr 1fr; gap: 30px 20px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 560px) {
  .hero { padding: 120px 0 70px; }
  .hero-br { display: none; }
  .stat__num { font-size: 22px; }
  .section { padding: 72px 0; }
  .grid--3, .steps, .pricing, .tutors, .modes { grid-template-columns: 1fr; }
  .pricing { grid-template-columns: minmax(0, 360px); }
  .stats__grid { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
  .phone { width: 270px; height: 560px; }
  .btn--lg { padding: 13px 22px; }
}