/* Odysseus Dynamics — site vitrine B2B */

:root {
  --bg: #0a0a0c;
  --bg-2: #0f0f13;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-2: rgba(255, 255, 255, 0.055);
  --line: rgba(255, 255, 255, 0.09);
  --line-red: rgba(255, 74, 58, 0.28);
  --text: #f4f4f6;
  --muted: #a4a4ae;
  --red-1: #ff6b5c;
  --red-2: #e8291c;
  --red-3: #8f130c;
  --red-grad: linear-gradient(120deg, #ff8a7c 0%, #ff4a3a 45%, #d01d12 100%);
  --red-glow: 0 0 24px rgba(255, 60, 45, .45);
  --ink: #16120f;

  --display: "Michroma", "Eurostile", "Sora", sans-serif;
  --head: "Sora", "Inter", system-ui, sans-serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --radius: 20px;
  --gutter: clamp(16px, 4vw, 40px);
  --maxw: 1180px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
::selection { background: var(--red-2); color: #fff; }

:focus-visible { outline: 2px solid var(--red-1); outline-offset: 3px; border-radius: 6px; }

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

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--red-2); color: #fff; padding: 10px 16px; border-radius: 10px;
}
.skip:focus { top: 16px; }

/* ---------- Typo ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font: 400 11px/1.4 var(--display); letter-spacing: .26em; text-transform: uppercase;
  color: var(--red-1); margin-bottom: 20px;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--red-1); box-shadow: var(--red-glow); }

.h2 {
  font-family: var(--head); font-weight: 600;
  font-size: clamp(32px, 4.6vw, 54px); line-height: 1.08; letter-spacing: -.025em;
}
.h2 em, .hero__title em {
  font-style: normal;
  background: var(--red-grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 50px; padding: 0 26px; border-radius: 12px;
  font: 600 14.5px/1 var(--sans); letter-spacing: .02em; white-space: nowrap;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background-color .3s, border-color .3s, color .3s;
}
.btn--primary {
  background: var(--red-grad); color: #fff;
  box-shadow: 0 12px 34px -12px rgba(232, 41, 28, .8), inset 0 1px 0 rgba(255,255,255,.28);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 18px 44px -12px rgba(255, 60, 45, .95), inset 0 1px 0 rgba(255,255,255,.28); }
.btn--ghost { border: 1px solid rgba(255,255,255,.18); color: var(--text); background: rgba(255,255,255,.02); }
.btn--ghost:hover { border-color: var(--red-1); color: #fff; box-shadow: inset 0 0 0 1px var(--red-1), var(--red-glow); }
.btn--lg { height: 58px; padding: 0 34px; font-size: 16px; }

/* ---------- En-tête ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background-color .4s, border-color .4s;
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: rgba(10, 10, 12, .74);
  -webkit-backdrop-filter: blur(16px) saturate(140%); backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--line);
}
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 24px; }

.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand__logo { width: 44px; height: 44px; filter: drop-shadow(0 0 10px rgba(255, 60, 45, .35)); }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__name { font: 400 17px/1 var(--display); letter-spacing: .2em; text-transform: uppercase; color: #fff; }
.brand__sub { margin-top: 6px; font: 400 8.5px/1 var(--display); letter-spacing: .52em; text-transform: uppercase; color: var(--red-1); }
.brand--sm .brand__logo { width: 36px; height: 36px; }
.brand--sm .brand__name { font-size: 14px; }

.nav { display: flex; align-items: center; gap: 34px; font-size: 14px; }
.nav a:not(.btn) { color: var(--muted); position: relative; transition: color .25s; }
.nav a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1px;
  background: var(--red-1); box-shadow: var(--red-glow);
  transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.nav a:not(.btn):hover { color: var(--text); }
.nav a:not(.btn):hover::after { transform: scaleX(1); }
.nav__cta { height: 40px; padding: 0 18px; font-size: 13.5px; border-radius: 10px; }

.header__tools { display: flex; align-items: center; gap: 12px; }
.lang { display: inline-flex; border: 1px solid var(--line); border-radius: 10px; padding: 3px; }
.lang__btn {
  border: 0; background: transparent; color: var(--muted); cursor: pointer;
  font: 400 10px/1 var(--display); letter-spacing: .14em; padding: 8px 10px; border-radius: 7px;
  transition: background-color .25s, color .25s;
}
.lang__btn[aria-pressed="true"] { background: var(--red-grad); color: #fff; }

.burger { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; background: transparent; cursor: pointer; position: relative; }
.burger span { position: absolute; left: 13px; right: 13px; height: 1.5px; background: var(--text); transition: transform .3s var(--ease); }
.burger span:first-child { top: 17px; }
.burger span:last-child { top: 25px; }
.burger[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* ---------- Ciel étoilé ---------- */
.sky {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    radial-gradient(1px 1px at 12% 18%, rgba(255,255,255,.8), transparent 60%),
    radial-gradient(1px 1px at 28% 72%, rgba(255,255,255,.5), transparent 60%),
    radial-gradient(1.4px 1.4px at 46% 34%, rgba(255,140,120,.9), transparent 60%),
    radial-gradient(1px 1px at 63% 12%, rgba(255,255,255,.6), transparent 60%),
    radial-gradient(1px 1px at 78% 58%, rgba(255,255,255,.45), transparent 60%),
    radial-gradient(1.4px 1.4px at 88% 26%, rgba(255,255,255,.8), transparent 60%),
    radial-gradient(1px 1px at 6% 88%, rgba(255,255,255,.5), transparent 60%),
    radial-gradient(1px 1px at 54% 92%, rgba(255,120,100,.6), transparent 60%),
    radial-gradient(1px 1px at 92% 84%, rgba(255,255,255,.5), transparent 60%),
    radial-gradient(1px 1px at 36% 8%, rgba(255,255,255,.5), transparent 60%);
  background-size: 640px 640px;
  animation: twinkle 9s ease-in-out infinite alternate;
}
.sky::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 40%, rgba(255,255,255,.35), transparent 60%),
    radial-gradient(1px 1px at 70% 80%, rgba(255,255,255,.3), transparent 60%),
    radial-gradient(1px 1px at 85% 10%, rgba(255,255,255,.35), transparent 60%),
    radial-gradient(1px 1px at 40% 60%, rgba(255,255,255,.25), transparent 60%);
  background-size: 300px 300px;
}
@keyframes twinkle { from { opacity: .55; } to { opacity: 1; } }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  padding: 120px 0 90px; overflow: hidden;
  background:
    radial-gradient(55% 60% at 76% 48%, rgba(232, 41, 28, .2), transparent 70%),
    radial-gradient(60% 50% at 50% 115%, rgba(70, 130, 220, .14), transparent 70%),
    var(--bg);
}
/* fine grille technique */
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(70% 70% at 60% 45%, #000 20%, transparent 75%);
  mask-image: radial-gradient(70% 70% at 60% 45%, #000 20%, transparent 75%);
}
.hero__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 40px; }

.badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 9px 16px 9px 12px; border-radius: 8px;
  border: 1px solid var(--line-red); background: rgba(232, 41, 28, .08);
  font: 400 10.5px/1 var(--display); letter-spacing: .22em; text-transform: uppercase; color: #ffd2cc;
  margin-bottom: 30px;
}
.badge__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--red-1); box-shadow: 0 0 0 4px rgba(255,90,74,.18), var(--red-glow); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 9px rgba(255,90,74,0), var(--red-glow); } }

.hero__title {
  font-family: var(--head); font-weight: 600;
  font-size: clamp(40px, 6.2vw, 80px); line-height: 1.02; letter-spacing: -.035em;
  margin-bottom: 28px;
}
.hero__lead { max-width: 540px; font-size: clamp(16px, 1.5vw, 18px); color: var(--muted); font-weight: 300; margin-bottom: 38px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 56px; }

.hero__facts { display: flex; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 24px; max-width: 560px; }
.hero__facts li { flex: 1 1 0; min-width: 140px; padding-right: 20px; display: flex; flex-direction: column; gap: 6px; }
.hero__facts li + li { border-left: 1px solid var(--line); padding-left: 20px; }
.hero__facts strong { font: 400 22px/1.1 var(--display); color: #fff; text-shadow: 0 0 18px rgba(255, 70, 55, .55); }
.hero__facts span { font-size: 13px; color: var(--muted); }

.hero__visual { position: relative; aspect-ratio: 1; width: 100%; max-width: 540px; justify-self: end; display: grid; place-items: center; }
.orbit { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.orbit__ring { transform-origin: 260px 260px; transform-box: view-box; }
.orbit__ring--a { animation: spin 80s linear infinite; }
.orbit__ring--b { animation: spin 40s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }
.hero__logo {
  position: relative; width: 84%; height: auto;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,.7)) drop-shadow(0 0 40px rgba(232, 41, 28, .35));
  animation: float 7s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-10px); } }

.scroll-hint {
  position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%); z-index: 1;
  width: 26px; height: 42px; border: 1px solid rgba(255,255,255,.2); border-radius: 999px;
}
.scroll-hint span { position: absolute; left: 50%; top: 9px; width: 3px; height: 8px; margin-left: -1.5px; border-radius: 2px; background: var(--red-1); box-shadow: var(--red-glow); animation: scroll 2s var(--ease) infinite; }
@keyframes scroll { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(12px); } }

/* ---------- Sections ---------- */
.section { position: relative; padding: clamp(80px, 11vw, 140px) 0; }
.section__head { max-width: 760px; margin-bottom: clamp(44px, 6vw, 72px); }
.section__lead { margin-top: 18px; color: var(--muted); font-size: 17px; font-weight: 300; }

/* Cadre à coins techniques (rappel du bandeau du logo) */
.frame { position: relative; }
.frame::before, .frame::after {
  content: ""; position: absolute; width: 22px; height: 22px; pointer-events: none;
  border: 1.5px solid var(--red-1); filter: drop-shadow(0 0 6px rgba(255, 60, 45, .6));
}
.frame::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; border-top-left-radius: inherit; }
.frame::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; border-bottom-right-radius: inherit; }

/* B2B */
.b2b { padding-top: clamp(40px, 6vw, 80px); }
.b2b__card {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(32px, 5vw, 72px);
  padding: clamp(32px, 5vw, 64px); border-radius: calc(var(--radius) + 6px);
  background:
    radial-gradient(80% 120% at 0% 0%, rgba(232, 41, 28, .13), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.012));
  border: 1px solid var(--line);
}
.b2b__statement { margin-top: 26px; font-size: clamp(17px, 1.6vw, 19px); color: var(--muted); font-weight: 300; }
.b2b__statement strong { color: #fff; font-weight: 600; box-shadow: inset 0 -2px 0 var(--red-2); }
.b2b__list { display: flex; flex-direction: column; gap: 6px; align-self: center; }
.b2b__list li { display: flex; gap: 18px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.b2b__list li:last-child { border-bottom: 0; }
.b2b__list h3 { font: 600 19px/1.3 var(--head); margin-bottom: 6px; }
.b2b__list p { color: var(--muted); font-size: 15px; }
.b2b__icon {
  flex: 0 0 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  border: 1px solid var(--line-red); background: rgba(232, 41, 28, .08);
}
.b2b__icon svg, .offer__icon svg { width: 22px; height: 22px; fill: none; stroke: var(--red-1); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; filter: drop-shadow(0 0 5px rgba(255, 60, 45, .55)); }

/* Offres */
.offers__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.offer {
  position: relative; display: flex; flex-direction: column; gap: 14px;
  padding: 34px 30px 36px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line);
  transition: transform .5s var(--ease), border-color .4s, background-color .4s, box-shadow .4s;
  overflow: hidden;
}
.offer::after {
  content: ""; position: absolute; inset: auto -40% -60% auto; width: 280px; height: 280px; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(232, 41, 28, .22), transparent);
  opacity: 0; transition: opacity .5s;
}
.offer:hover { transform: translateY(-6px); border-color: var(--line-red); background: var(--surface-2); box-shadow: 0 30px 60px -30px rgba(232, 41, 28, .45); }
.offer:hover::after { opacity: 1; }
.offer__num { font: 400 12px/1 var(--display); color: var(--red-1); letter-spacing: .16em; }
.offer__icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; margin: 6px 0 8px;
  border: 1px solid var(--line-red); background: rgba(232, 41, 28, .08);
}
.offer__title { font: 600 clamp(21px, 2vw, 24px)/1.2 var(--head); letter-spacing: -.01em; }
.offer__text { color: var(--muted); font-size: 15px; }

.offer--hero {
  grid-column: 1 / -1; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 40px;
  padding: clamp(32px, 4.5vw, 56px);
  background:
    radial-gradient(70% 90% at 100% 50%, rgba(232, 41, 28, .17), transparent 70%),
    var(--surface);
}
.offer--hero:hover { transform: none; }
.offer--hero .offer__title { font-size: clamp(28px, 3.2vw, 40px); margin: 12px 0 16px; letter-spacing: -.025em; }
.offer--hero .offer__text { font-size: 17px; max-width: 540px; margin-bottom: 26px; }
.offer__body { position: relative; z-index: 1; }

.ticks { display: grid; gap: 12px; }
.ticks li { position: relative; padding-left: 30px; font-size: 15px; color: var(--text); }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .5em; width: 15px; height: 8px;
  border-left: 1.5px solid var(--red-1); border-bottom: 1.5px solid var(--red-1);
  transform: rotate(-45deg) translateY(-4px);
}

/* Téléphone (démo du produit The Cycle, à sa propre charte) */
.phone {
  position: relative; z-index: 1; justify-self: center;
  width: min(300px, 100%); aspect-ratio: 9 / 17; padding: 11px; border-radius: 46px;
  background: linear-gradient(145deg, #3b3b42, #111114 40%, #2a2a30);
  box-shadow: 0 50px 90px -30px rgba(0,0,0,.85), 0 0 0 1px rgba(255,255,255,.14), 0 0 60px -10px rgba(232, 41, 28, .35);
  transform: rotate(4deg);
  transition: transform .8s var(--ease);
}
.offer--hero:hover .phone { transform: rotate(0deg) translateY(-6px); }
.phone__screen {
  height: 100%; border-radius: 36px; overflow: hidden; padding: 16px 16px 18px;
  background: linear-gradient(180deg, #fbf6ec, #f2e8d6);
  color: var(--ink); display: flex; flex-direction: column; gap: 10px;
}
.phone__bar { display: flex; justify-content: space-between; align-items: center; font: 600 11px/1 var(--sans); padding: 2px 8px 0; }
.phone__dots { width: 54px; height: 16px; border-radius: 999px; background: #111; }
.phone__logo { width: 92px; height: auto; margin: 4px auto 0; }
.phone__label { text-align: center; font: italic 500 16px/1.3 Georgia, "Times New Roman", serif; color: #6b5532; margin-bottom: 4px; }
.bubble { max-width: 86%; padding: 10px 13px; border-radius: 16px; font-size: 11.5px; line-height: 1.45; }
.bubble--ai { align-self: flex-start; background: #fff; border: 1px solid #eadcc0; border-bottom-left-radius: 5px; box-shadow: 0 4px 14px -8px rgba(80,60,20,.35); }
.bubble--me { align-self: flex-end; background: #2a2219; color: #f6ecd8; border-bottom-right-radius: 5px; }
.bubble--typing { display: inline-flex; gap: 4px; padding: 12px 14px; }
.bubble--typing i { width: 5px; height: 5px; border-radius: 50%; background: #b9965a; animation: dots 1.3s infinite; }
.bubble--typing i:nth-child(2) { animation-delay: .18s; }
.bubble--typing i:nth-child(3) { animation-delay: .36s; }
@keyframes dots { 0%, 60%, 100% { opacity: .3; transform: translateY(0); } 30% { opacity: 1; transform: translateY(-3px); } }
.phone__chips { margin-top: auto; display: flex; gap: 6px; justify-content: center; }
.phone__chips span { font-size: 10.5px; padding: 6px 10px; border-radius: 999px; border: 1px solid #d9c49b; color: #6b5532; background: rgba(255,255,255,.6); }

/* Méthode */
.method { background: linear-gradient(180deg, transparent, var(--bg-2) 30%, var(--bg-2) 70%, transparent); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); position: relative; }
.steps::before {
  content: ""; position: absolute; top: 32px; left: 32px; right: 32px; height: 1px;
  background: linear-gradient(90deg, var(--red-1), rgba(232, 41, 28, .1));
  box-shadow: 0 0 10px rgba(255, 60, 45, .5);
}
.step { position: relative; padding-right: 36px; }
.step__num {
  position: relative; z-index: 1; display: grid; place-items: center; width: 64px; height: 64px; border-radius: 16px;
  font: 400 16px/1 var(--display); color: #fff; letter-spacing: .05em;
  background: var(--bg-2); border: 1px solid var(--line-red); margin-bottom: 28px;
  box-shadow: 0 0 0 8px var(--bg-2), inset 0 0 20px rgba(232, 41, 28, .25);
  text-shadow: var(--red-glow);
}
.step h3 { font: 600 21px/1.3 var(--head); margin-bottom: 10px; }
.step p { color: var(--muted); font-size: 15px; max-width: 320px; }

/* Pourquoi */
.why__grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.why__item { padding: 36px 32px 40px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background-color .4s; }
.why__item:hover { background: rgba(232, 41, 28, .05); }
.why__item h3 { font: 600 19px/1.3 var(--head); margin-bottom: 10px; display: flex; align-items: center; gap: 12px; }
.why__item h3::before { content: ""; width: 7px; height: 7px; transform: rotate(45deg); background: var(--red-1); box-shadow: var(--red-glow); flex: none; }
.why__item p { color: var(--muted); font-size: 15px; }

/* Contact */
.contact__card {
  position: relative; overflow: hidden; text-align: center;
  padding: clamp(56px, 8vw, 104px) clamp(24px, 5vw, 64px); border-radius: calc(var(--radius) + 10px);
  background:
    radial-gradient(60% 80% at 50% 0%, rgba(232, 41, 28, .26), transparent 70%),
    linear-gradient(180deg, #141418, #0b0b0e);
  border: 1px solid var(--line-red);
}
.contact__card > *:not(.sky) { position: relative; z-index: 1; }
.contact__logo { width: 120px; height: auto; margin: 0 auto 28px; filter: drop-shadow(0 0 30px rgba(232, 41, 28, .45)); }
.contact__card .eyebrow { justify-content: center; }
.contact__card .eyebrow::after { content: ""; width: 28px; height: 1px; background: var(--red-1); box-shadow: var(--red-glow); }
.contact__title { max-width: 820px; margin: 0 auto 20px; }
.contact__text { max-width: 520px; margin: 0 auto 38px; color: var(--muted); font-weight: 300; font-size: 17px; }
.contact__note { margin-top: 24px; font: 400 10.5px/1.4 var(--display); letter-spacing: .22em; text-transform: uppercase; color: var(--red-1); }
.sky--soft { opacity: .6; }

/* Pied de page */
.footer { border-top: 1px solid var(--line); padding: 36px 0; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px 32px; flex-wrap: wrap; }
.footer__text { color: var(--muted); font-size: 13px; flex: 1 1 320px; }
.footer__links { display: flex; gap: 24px; font-size: 13px; }
.footer__links a { color: var(--muted); transition: color .25s; }
.footer__links a:hover { color: var(--red-1); }

/* Apparition au défilement */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .nav { gap: 22px; }
  .offers__grid { grid-template-columns: 1fr 1fr; }
  .why__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 880px) {
  .offer--hero { grid-template-columns: 1fr; }
  .offer--hero .phone { margin-top: 10px; width: min(270px, 100%); }
  .burger { display: block; }
  .nav {
    position: fixed; inset: 76px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px var(--gutter) 28px; background: rgba(10,10,12,.97);
    -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px); opacity: 0; visibility: hidden;
    transition: opacity .3s, transform .3s var(--ease), visibility .3s;
  }
  .nav.is-open { opacity: 1; transform: none; visibility: visible; }
  .nav a:not(.btn) { padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 17px; color: var(--text); }
  .nav a:not(.btn)::after { display: none; }
  .nav__cta { margin-top: 22px; height: 50px; }
  .header.menu-open { background: rgba(10,10,12,.97); border-bottom-color: var(--line); }

  .hero { padding-top: 104px; }
  .hero__grid { grid-template-columns: 1fr; gap: 8px; }
  .hero__visual { order: -1; width: min(320px, 78%); justify-self: center; margin-bottom: 12px; }
  .b2b__card { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 40px; }
  .steps::before { top: 32px; bottom: 32px; left: 32px; right: auto; width: 1px; height: auto; background: linear-gradient(180deg, var(--red-1), rgba(232, 41, 28, .1)); }
  .step { display: grid; grid-template-columns: 64px 1fr; column-gap: 24px; padding-right: 0; }
  .step__num { grid-row: span 2; margin-bottom: 0; }
}

@media (max-width: 620px) {
  .offers__grid, .why__grid { grid-template-columns: 1fr; }
  .hero__actions .btn { flex: 1 1 100%; }
  .hero__facts li { min-width: 0; flex: 1 1 100%; padding: 12px 0 !important; border-left: 0 !important; border-bottom: 1px solid var(--line); }
  .hero__facts li:last-child { border-bottom: 0; }
  .hero__facts { padding-top: 8px; }
  .offer { padding: 28px 22px 30px; }
  .why__item { padding: 28px 22px 30px; }
  .btn--lg { height: 54px; padding: 0 20px; font-size: 15px; width: 100%; }
  .scroll-hint { display: none; }
  .brand__name { font-size: 14px; }
  .brand__logo { width: 38px; height: 38px; }
  .lang__btn { padding: 8px 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}