/* Берум — лендинг-заглушка */
:root{
  --bg:#fbfaf8;
  --ink:#111318;
  --ink-soft:#23262e;
  --muted:#5b616e;
  --line:#e8e5df;
  --line-strong:#d9d5cc;
  --card:#ffffff;
  --accent:#4f46e5;
  --accent-2:#6d63f2;
  --accent-soft:#eef0ff;
  --radius:18px;
  --shadow-sm:0 1px 2px rgba(17,19,24,.05),0 8px 24px -16px rgba(17,19,24,.25);
  --shadow-lg:0 30px 70px -40px rgba(17,19,24,.45);
  --wrap:1180px;
  --font:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg{display:block}
a{color:inherit}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

.skip{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;
}
.skip:focus{left:16px;top:16px}

/* ---------- header ---------- */
.top{
  position:sticky;top:0;z-index:50;
  background:rgba(251,250,248,.78);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid rgba(232,229,223,.75);
}
.top__inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none}
.brand__mark{display:inline-flex;filter:drop-shadow(0 2px 6px rgba(17,19,24,.18))}
.brand__name{font-weight:650;font-size:19px;letter-spacing:-.02em}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px 6px 10px;border-radius:999px;
  background:var(--accent-soft);color:#3b35b8;
  font-size:13px;font-weight:550;letter-spacing:.01em;
  border:1px solid rgba(79,70,229,.14);
}
.badge__dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 0 rgba(79,70,229,.5);
  animation:pulse 2.4s ease-out infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(79,70,229,.45)}
  70%{box-shadow:0 0 0 7px rgba(79,70,229,0)}
  100%{box-shadow:0 0 0 0 rgba(79,70,229,0)}
}
.top__nav{margin-left:auto;min-width:0;display:flex}
.top__mail{
  text-decoration:none;font-size:15px;color:var(--muted);
  border-bottom:1px solid transparent;transition:color .2s,border-color .2s;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.top__mail:hover{color:var(--ink);border-color:var(--ink)}

/* ---------- hero ---------- */
.hero{position:relative;padding:clamp(44px,6vw,80px) 0 clamp(32px,4vw,52px);overflow:hidden}
.hero__glow{
  position:absolute;inset:-30% -10% auto 35%;height:680px;
  background:
    radial-gradient(46% 46% at 62% 32%,rgba(79,70,229,.16),transparent 70%),
    radial-gradient(38% 38% at 82% 12%,rgba(109,99,242,.14),transparent 72%);
  filter:blur(6px);pointer-events:none;
}
.hero__inner{
  position:relative;
  display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(32px,5vw,72px);align-items:center;
}
.eyebrow{
  display:flex;align-items:center;gap:10px;margin:0 0 20px;
  font-size:13px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);
}
.eyebrow__line{display:inline-block;width:26px;height:1px;background:var(--accent);opacity:.75}
h1{
  margin:0 0 22px;font-size:clamp(2.25rem,4.9vw,3.65rem);line-height:1.05;
  letter-spacing:-.035em;font-weight:660;overflow-wrap:break-word;
}
h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--accent) 10%,#8b5cf6 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{
  margin:0 0 30px;max-width:47ch;
  font-size:clamp(1.02rem,1.35vw,1.16rem);line-height:1.62;color:var(--muted);
}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:38px}

.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:14px 22px;border-radius:12px;
  font-size:15px;font-weight:560;letter-spacing:.005em;text-decoration:none;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{
  background:var(--ink);color:#fff;
  box-shadow:0 10px 24px -14px rgba(17,19,24,.65);
}
.btn--primary:hover{background:#000;box-shadow:0 16px 30px -16px rgba(17,19,24,.7)}
.btn--ghost{
  background:transparent;color:var(--ink);border-color:var(--line-strong);
}
.btn--ghost:hover{background:#fff;border-color:#c9c4b9}
.btn--light{
  background:#fff;color:var(--ink);
  box-shadow:0 12px 30px -18px rgba(0,0,0,.6);
}
.btn--light:hover{background:#f4f2ee}

.facts{display:flex;flex-wrap:wrap;gap:clamp(20px,3vw,40px);margin:0;padding:0;list-style:none}
.facts li{display:flex;flex-direction:column;gap:2px}
.facts strong{font-size:22px;font-weight:640;letter-spacing:-.02em}
.facts span{font-size:13px;color:var(--muted)}

/* ---------- locker art ---------- */
.hero__art{position:relative;display:flex;justify-content:center}
.wall{
  position:relative;width:min(100%,430px);
  padding:18px 18px 14px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;
  background:linear-gradient(160deg,#ffffff 0%,#f6f4ef 60%,#efece5 100%);
  border:1px solid var(--line);
  border-radius:26px;
  box-shadow:var(--shadow-lg),inset 0 1px 0 #fff;
}
.cell{
  position:relative;aspect-ratio:1/1;border-radius:9px;
  background:linear-gradient(180deg,#f3f1ec,#e9e6df);
  border:1px solid #e0ddd5;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9),inset 0 -2px 6px rgba(17,19,24,.05);
  overflow:hidden;
}
.cell::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:16%;height:3px;border-radius:3px;background:#cfcbc2;
}
.cell--busy{background:linear-gradient(180deg,#e9e6df,#ddd9d0);border-color:#d6d2c9}
.cell--busy::after{background:#b9b4a8}
.cell--open{
  background:linear-gradient(165deg,var(--accent-2),var(--accent) 70%);
  border-color:rgba(79,70,229,.55);
  box-shadow:0 10px 22px -12px rgba(79,70,229,.85),inset 0 1px 0 rgba(255,255,255,.25);
}
.cell--open::after{display:none}
.cell__parcel{
  position:absolute;left:24%;top:26%;width:52%;height:44%;
  border-radius:5px;
  background:linear-gradient(180deg,#ffffff,#e9e6ff);
  box-shadow:0 6px 14px -6px rgba(17,19,24,.5);
  transform:rotate(-4deg);
}
.cell__parcel::after{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:9%;
  transform:translateX(-50%);background:rgba(79,70,229,.25);
}
.cell__light{
  position:absolute;left:0;right:0;top:0;height:42%;
  background:linear-gradient(180deg,rgba(255,255,255,.35),transparent);
}
.wall__pad{
  grid-column:1/-1;height:44px;border-radius:10px;
  background:linear-gradient(180deg,#1c1f26,#111318);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 14px;
}
.wall__pad::before{
  content:"";width:38%;height:8px;border-radius:6px;
  background:linear-gradient(90deg,rgba(109,99,242,.95),rgba(79,70,229,.35));
}
.wall__pad::after{
  content:"";width:34px;height:14px;border-radius:4px;
  background:linear-gradient(180deg,#3a3f4b,#262a33);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
}
.art__caption{position:absolute;left:50%;bottom:-34px;transform:translateX(-50%);display:flex;gap:16px;white-space:nowrap}
.art__pill{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;color:var(--muted);
}
.art__pill::before{content:"";width:8px;height:8px;border-radius:3px;background:var(--accent)}
.art__pill--busy::before{background:#cfcbc2}

/* ---------- cards ---------- */
.cards{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  padding-top:clamp(40px,5vw,64px);
}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px 26px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:0 24px 44px -32px rgba(17,19,24,.5);border-color:var(--line-strong)}
.card__icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:13px;margin-bottom:18px;
  background:var(--accent-soft);color:#4038cf;
}
.card h3{margin:0 0 8px;font-size:18px;font-weight:620;letter-spacing:-.015em}
.card p{margin:0;color:var(--muted);font-size:15px;line-height:1.6}

/* ---------- how ---------- */
.how{padding:clamp(64px,8vw,104px) 0 clamp(40px,5vw,56px)}
.how h2{margin:0 0 10px;font-size:clamp(1.8rem,3.4vw,2.6rem);letter-spacing:-.03em;font-weight:640;line-height:1.1}
.steps{
  list-style:none;margin:44px 0 0;padding:0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  counter-reset:step;
}
.steps li{
  position:relative;padding:26px 24px;
  border-top:1px solid var(--line-strong);
}
.steps__num{
  display:block;font-size:12px;font-weight:650;letter-spacing:.14em;
  color:var(--accent);margin-bottom:14px;
}
.steps h3{margin:0 0 8px;font-size:17px;font-weight:620;letter-spacing:-.01em}
.steps p{margin:0;color:var(--muted);font-size:15px}

/* ---------- cta ---------- */
.cta{
  position:relative;margin:clamp(48px,6vw,72px) 0 0;
  background:linear-gradient(150deg,#191c23 0%,#0e1015 60%,#151129 100%);
  color:#fff;overflow:hidden;
}
.cta::before{
  content:"";position:absolute;right:-14%;top:-60%;width:70%;height:220%;
  background:radial-gradient(40% 40% at 50% 50%,rgba(109,99,242,.35),transparent 70%);
  pointer-events:none;
}
.cta__inner{
  position:relative;display:grid;grid-template-columns:1.35fr .65fr;gap:40px;
  align-items:center;padding-top:clamp(48px,6vw,76px);padding-bottom:clamp(48px,6vw,76px);
}
.eyebrow--light{color:rgba(255,255,255,.65)}
.eyebrow--light .eyebrow__line{background:#8b84f7;opacity:1}
.cta h2{margin:0 0 16px;font-size:clamp(1.75rem,3.4vw,2.55rem);line-height:1.14;letter-spacing:-.03em;font-weight:640}
.cta__lead{margin:0;max-width:52ch;color:rgba(255,255,255,.66);font-size:16px}
.cta__side{display:flex;flex-direction:column;align-items:flex-start;gap:12px;justify-self:end}
.cta__hint{margin:0;font-size:13px;color:rgba(255,255,255,.45)}

/* ---------- footer ---------- */
.foot{padding:26px 0 34px;border-top:1px solid var(--line);background:var(--bg)}
.foot__inner{display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px}
.foot__brand{font-weight:650;letter-spacing:-.02em}
.foot__copy,.foot__domains{font-size:13px;color:var(--muted)}
.foot__domains{margin-left:auto}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .hero__inner{grid-template-columns:1fr;gap:52px}
  .hero__art{order:-1;justify-content:flex-start}
  .wall{width:min(100%,360px)}
  .cards{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr;gap:0}
  .steps li{padding:22px 0}
  .cta__inner{grid-template-columns:1fr;gap:28px}
  .cta__side{justify-self:start}
}
@media (max-width:640px){
  .top__inner{height:64px;gap:12px}
  .brand{flex:none}
  .brand__name{display:none}
  .badge{font-size:12px;padding:5px 10px 5px 9px;flex:none}
  .top__mail{font-size:13px}
  .cards{grid-template-columns:1fr}
  .facts{gap:22px}
  .art__caption{display:none}
  .foot__domains{margin-left:0;width:100%}
}
@media (max-width:520px){
  .top__nav{display:none}
  .badge{margin-left:auto}
  .hero__actions{flex-direction:column;align-items:stretch}
  .hero__actions .btn{justify-content:center}
  .facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
  .facts strong{font-size:20px}
  .facts span{font-size:12px}
  .foot__inner{gap:8px}
  .foot__copy,.foot__domains{font-size:12.5px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}