/* ==========================================================================
   МАГАЗИН РУБЕЖА — styles.css
   Dark / glassmorphism / violet-blue glow
   ========================================================================== */

:root{
  --bg:            #08080F;
  --bg-elev:       #0E0E1A;
  --panel:         rgba(255,255,255,0.045);
  --panel-strong:  rgba(255,255,255,0.075);
  --border:        rgba(255,255,255,0.09);
  --border-strong: rgba(255,255,255,0.16);

  --text:          #F3F3F8;
  --text-dim:      #A6A8BE;
  --text-faint:    #6C6E85;

  --violet:        #8B6CFF;
  --violet-2:      #6C4DE6;
  --blue:          #4F8CFF;
  --gradient-brand: linear-gradient(135deg, #8B6CFF 0%, #4F8CFF 100%);

  --ok:            #4FD48A;
  --radius-s:      12px;
  --radius-m:      18px;
  --radius-l:      26px;

  --shadow-glow:   0 8px 40px rgba(107, 76, 230, 0.25);
  --font-display:  'Manrope', 'Segoe UI', system-ui, sans-serif;
  --font-body:     'Inter', 'Segoe UI', system-ui, sans-serif;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
html,body{ margin:0; padding:0; }

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  min-height:100vh;
}

a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
img{ max-width:100%; display:block; }

::selection{ background:rgba(139,108,255,0.35); color:#fff; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; transition-duration:0.001ms !important; }
  html{ scroll-behavior:auto; }
}

/* ---------- ambient background ---------- */
.bg-glow{
  position:fixed; inset:0; z-index:0; pointer-events:none; overflow:hidden;
}
.glow{
  position:absolute; border-radius:50%; filter:blur(120px); opacity:0.55;
}
.glow--violet{
  width:640px; height:640px; top:-220px; left:-120px;
  background:radial-gradient(circle, rgba(139,108,255,0.55), transparent 70%);
}
.glow--blue{
  width:560px; height:560px; top:280px; right:-180px;
  background:radial-gradient(circle, rgba(79,140,255,0.45), transparent 70%);
}
.grain{
  position:absolute; inset:0;
  background-image:radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size:3px 3px;
  mix-blend-mode:overlay;
}

/* ---------- topbar ---------- */
.topbar{
  position:sticky; top:0; z-index:40;
  background:rgba(8,8,15,0.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--border);
}
.topbar__inner{
  max-width:1180px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
  gap:16px; padding:14px 24px;
}
.brand{ display:flex; align-items:center; gap:10px; }
.brand__mark{
  width:36px; height:36px; border-radius:10px;
  background:var(--gradient-brand);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-display); font-weight:800; font-size:16px; color:#fff;
  flex-shrink:0;
  box-shadow:0 4px 16px rgba(139,108,255,0.4);
}
.brand__text{ display:flex; flex-direction:column; line-height:1.15; }
.brand__title{ font-family:var(--font-display); font-weight:800; font-size:14.5px; letter-spacing:0.01em; }
.brand__sub{ font-size:11px; color:var(--text-faint); }

.topnav{ display:flex; gap:22px; }
.topnav a{
  font-size:14px; color:var(--text-dim); font-weight:500;
  transition:color .18s ease;
  white-space:nowrap;
}
.topnav a:hover{ color:var(--text); }

.account-btn{
  display:flex; align-items:center; gap:8px;
  background:var(--panel); border:1px solid var(--border);
  padding:9px 16px; border-radius:999px;
  color:var(--text); font-size:13.5px; font-weight:600;
  transition:background .18s ease, border-color .18s ease;
  flex-shrink:0;
}
.account-btn:hover{ background:var(--panel-strong); border-color:var(--border-strong); }
.account-btn__dot{
  width:7px; height:7px; border-radius:50%;
  background:var(--text-faint);
}
.account-btn__dot.is-on{ background:var(--ok); box-shadow:0 0 8px rgba(79,212,138,0.7); }

/* ---------- hero ---------- */
.hero{
  position:relative; z-index:1;
  max-width:900px; margin:0 auto;
  padding:96px 24px 72px;
  text-align:center;
}
.hero__coords{
  font-size:12px; letter-spacing:0.08em; color:var(--text-faint);
  margin-bottom:22px; font-variant-numeric:tabular-nums;
}
.hero__title{
  font-family:var(--font-display); font-weight:800;
  font-size:clamp(48px, 10vw, 92px);
  line-height:0.98; letter-spacing:-0.02em;
  margin:0 0 20px;
  background:linear-gradient(180deg, #FFFFFF 0%, #C9C9E6 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero__subtitle{
  font-size:clamp(16px, 2.4vw, 19px); color:var(--text-dim);
  line-height:1.55; margin:0 0 38px;
  max-width:520px; margin-left:auto; margin-right:auto;
}
.hero__cta{
  display:inline-flex; align-items:center; gap:10px;
  background:var(--gradient-brand); color:#fff;
  padding:15px 30px; border-radius:999px;
  font-weight:700; font-size:15.5px;
  box-shadow:var(--shadow-glow);
  transition:transform .22s cubic-bezier(.2,.8,.2,1), box-shadow .22s ease;
}
.hero__cta:hover{ transform:translateY(-2px); box-shadow:0 12px 48px rgba(107,76,230,0.4); }
.hero__cta svg{ transition:transform .22s ease; }
.hero__cta:hover svg{ transform:translateX(3px); }

.hero__stats{
  margin-top:64px;
  display:flex; align-items:center; justify-content:center; gap:28px;
  flex-wrap:wrap;
}
.hero__stat{ display:flex; flex-direction:column; gap:4px; }
.hero__stat-num{ font-family:var(--font-display); font-weight:800; font-size:22px; }
.hero__stat-label{ font-size:12.5px; color:var(--text-faint); }
.hero__stat-div{ width:1px; height:30px; background:var(--border); }

/* ---------- catalog rows ---------- */
.catalog{
  position:relative; z-index:1;
  max-width:1180px; margin:0 auto;
  padding:20px 24px 40px;
}
.cat-row{ margin-bottom:56px; scroll-margin-top:90px; }
.cat-row__head{
  display:flex; align-items:baseline; justify-content:space-between;
  margin-bottom:20px; gap:16px; flex-wrap:wrap;
}
.cat-row__head h2{
  font-family:var(--font-display); font-weight:700;
  font-size:24px; margin:0; letter-spacing:-0.01em;
}
.cat-row__head p{ font-size:13.5px; color:var(--text-faint); margin:0; }

.cat-row__grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(250px, 1fr));
  gap:16px;
}

/* ---------- product card ---------- */
.card{
  position:relative;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius-m);
  padding:20px;
  display:flex; flex-direction:column; gap:14px;
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  transition:transform .28s cubic-bezier(.2,.8,.2,1), border-color .28s ease, background .28s ease, box-shadow .28s ease;
}
.card:hover{
  transform:translateY(-4px);
  border-color:var(--border-strong);
  background:var(--panel-strong);
  box-shadow:0 16px 44px rgba(0,0,0,0.35);
}
.card__top{ display:flex; align-items:center; justify-content:space-between; }
.card__icon{
  width:46px; height:46px; border-radius:13px;
  display:flex; align-items:center; justify-content:center;
  font-size:22px;
  background:var(--icon-bg, linear-gradient(135deg, rgba(139,108,255,0.35), rgba(79,140,255,0.25)));
  border:1px solid var(--border);
}
.card__term{
  font-size:11.5px; color:var(--text-dim);
  background:rgba(255,255,255,0.06);
  border:1px solid var(--border);
  padding:4px 10px; border-radius:999px;
  white-space:nowrap;
}
.card__name{
  font-family:var(--font-display); font-weight:700; font-size:16.5px;
  margin:0; line-height:1.3;
}
.card__desc{
  font-size:13px; color:var(--text-faint); margin:0;
  line-height:1.5; flex-grow:1;
}
.card__bottom{
  display:flex; align-items:center; justify-content:space-between;
  margin-top:4px; gap:10px;
}
.card__price{ display:flex; flex-direction:column; }
.card__price-num{ font-family:var(--font-display); font-weight:800; font-size:19px; }
.card__price-old{
  font-size:12px; color:var(--text-faint); text-decoration:line-through;
}
.card__buy{
  background:var(--gradient-brand); color:#fff;
  border:none; padding:10px 20px; border-radius:999px;
  font-weight:700; font-size:13.5px;
  transition:transform .18s ease, box-shadow .18s ease;
  flex-shrink:0;
}
.card__buy:hover{ transform:translateY(-1px); box-shadow:0 8px 24px rgba(107,76,230,0.4); }
.card__buy:active{ transform:translateY(0); }

.card__badge{
  position:absolute; top:14px; right:14px;
  font-size:10.5px; font-weight:700; letter-spacing:0.02em;
  padding:4px 9px; border-radius:999px;
  background:rgba(79,212,138,0.15); color:var(--ok);
  border:1px solid rgba(79,212,138,0.3);
}

/* ---------- how it works ---------- */
.how{
  position:relative; z-index:1;
  max-width:1180px; margin:0 auto;
  padding:40px 24px 100px;
}
.how__head{ text-align:center; margin-bottom:40px; }
.how__head h2{ font-family:var(--font-display); font-weight:700; font-size:26px; margin:0 0 8px; }
.how__head p{ color:var(--text-faint); font-size:14px; margin:0; }
.how__steps{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:20px;
}
.how__step{
  background:var(--panel); border:1px solid var(--border);
  border-radius:var(--radius-m); padding:26px;
}
.how__step-mark{
  display:block; font-family:var(--font-display); font-weight:800;
  font-size:13px; color:var(--violet); margin-bottom:14px;
  letter-spacing:0.05em;
}
.how__step h3{ font-family:var(--font-display); font-weight:700; font-size:16.5px; margin:0 0 8px; }
.how__step p{ font-size:13.5px; color:var(--text-faint); line-height:1.55; margin:0; }

/* ---------- footer ---------- */
.footer{
  position:relative; z-index:1;
  border-top:1px solid var(--border);
  background:rgba(255,255,255,0.015);
}
.footer__inner{
  max-width:1180px; margin:0 auto; padding:28px 24px;
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:16px;
}
.footer__brand{ display:flex; align-items:center; gap:12px; }
.footer__note{ font-size:12px; color:var(--text-faint); margin-top:2px; }
.footer__meta{ display:flex; align-items:center; gap:18px; font-size:13px; color:var(--text-faint); flex-wrap:wrap; }
.footer__meta a{ color:var(--text-dim); font-weight:600; }
.footer__meta a:hover{ color:var(--text); }

/* ---------- modal ---------- */
.modal-overlay{
  position:fixed; inset:0; z-index:100;
  background:rgba(4,4,10,0.65);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  display:flex; align-items:flex-end; justify-content:center;
  opacity:0; pointer-events:none;
  transition:opacity .25s ease;
}
.modal-overlay.is-open{ opacity:1; pointer-events:auto; }

.modal{
  width:100%; max-width:460px;
  background:linear-gradient(180deg, #14141F 0%, #0C0C15 100%);
  border:1px solid var(--border-strong);
  border-radius:26px 26px 0 0;
  padding:28px 24px calc(24px + env(safe-area-inset-bottom, 0px));
  position:relative;
  transform:translateY(24px);
  transition:transform .32s cubic-bezier(.2,.8,.2,1);
  max-height:88vh; overflow-y:auto;
  box-shadow:0 -20px 60px rgba(0,0,0,0.5);
}
.modal-overlay.is-open .modal{ transform:translateY(0); }

@media (min-width:640px){
  .modal-overlay{ align-items:center; }
  .modal{ border-radius:26px; transform:translateY(12px) scale(0.98); }
  .modal-overlay.is-open .modal{ transform:translateY(0) scale(1); }
}

.modal__close{
  position:absolute; top:18px; right:18px;
  width:34px; height:34px; border-radius:50%;
  background:var(--panel); border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  color:var(--text-dim);
  transition:background .18s ease, color .18s ease;
}
.modal__close:hover{ background:var(--panel-strong); color:var(--text); }

.modal__steps{
  display:flex; gap:6px; justify-content:center; margin-bottom:22px;
}
.modal__step-dot{
  width:22px; height:4px; border-radius:999px;
  background:var(--border);
  transition:background .25s ease, width .25s ease;
}
.modal__step-dot.is-active{ background:var(--gradient-brand); width:30px; }

.modal__title{
  font-family:var(--font-display); font-weight:700; font-size:20px;
  margin:0 0 8px; text-align:center;
}
.modal__desc{
  font-size:13.5px; color:var(--text-dim); text-align:center;
  margin:0 0 24px; line-height:1.5;
}
.modal__desc strong{ color:var(--text); }

.modal__product{
  display:flex; align-items:center; gap:14px;
  background:var(--panel); border:1px solid var(--border);
  border-radius:var(--radius-s); padding:14px;
  margin-bottom:22px;
}
.modal__product-icon{
  width:44px; height:44px; border-radius:12px;
  display:flex; align-items:center; justify-content:center; font-size:20px;
  background:linear-gradient(135deg, rgba(139,108,255,0.35), rgba(79,140,255,0.25));
  flex-shrink:0;
}
.modal__product-info{ display:flex; flex-direction:column; gap:2px; }
.modal__product-name{ font-weight:700; font-size:14.5px; }
.modal__product-meta{ font-size:12.5px; color:var(--text-faint); }
.modal__product-price{
  margin-left:auto; font-family:var(--font-display); font-weight:800; font-size:16.5px;
  flex-shrink:0;
}

.field{ display:block; margin-bottom:8px; }
.field__label{ display:block; font-size:12.5px; color:var(--text-dim); margin-bottom:8px; font-weight:600; }
.field__input{
  width:100%; background:rgba(255,255,255,0.05);
  border:1px solid var(--border); border-radius:var(--radius-s);
  padding:14px 16px; color:var(--text); font-size:15px; font-family:inherit;
  transition:border-color .18s ease, background .18s ease;
}
.field__input:focus{
  outline:none; border-color:var(--violet);
  background:rgba(255,255,255,0.07);
}
.field__input::placeholder{ color:var(--text-faint); }
.field__hint{
  font-size:12.5px; color:var(--text-faint); min-height:18px;
  margin:8px 2px 18px;
}
.field__hint.is-error{ color:#FF8080; }
.field__hint.is-ok{ color:var(--ok); }

.btn{
  border:none; border-radius:999px; font-weight:700; font-size:15px;
  padding:15px 22px; transition:transform .18s ease, box-shadow .18s ease, opacity .18s ease;
}
.btn--block{ width:100%; }
.btn--primary{ background:var(--gradient-brand); color:#fff; box-shadow:var(--shadow-glow); margin-bottom:10px; }
.btn--primary:hover{ transform:translateY(-1px); }
.btn--primary:disabled{ opacity:0.5; transform:none; box-shadow:none; cursor:not-allowed; }
.btn--ghost{ background:transparent; color:var(--text-dim); border:1px solid var(--border); }
.btn--ghost:hover{ color:var(--text); border-color:var(--border-strong); }
.btn--ghost:disabled{ opacity:0.45; cursor:not-allowed; }

.otp{
  display:flex; gap:9px; justify-content:center; margin-bottom:6px;
}
.otp__digit{
  width:46px; height:56px; text-align:center;
  background:rgba(255,255,255,0.05); border:1px solid var(--border);
  border-radius:var(--radius-s); color:var(--text);
  font-size:22px; font-weight:700; font-family:var(--font-display);
}
.otp__digit:focus{ outline:none; border-color:var(--violet); background:rgba(255,255,255,0.07); }

.confirm{ text-align:center; padding-top:6px; }
.confirm__icon{
  width:56px; height:56px; border-radius:50%; margin:0 auto 18px;
  display:flex; align-items:center; justify-content:center;
  background:rgba(79,212,138,0.15); color:var(--ok); border:1px solid rgba(79,212,138,0.35);
}
.confirm__order-status{
  font-family:var(--font-display); font-weight:700; font-size:15px;
  color:var(--violet); margin:0 0 18px;
}
.confirm__summary{
  background:var(--panel); border:1px solid var(--border);
  border-radius:var(--radius-s); padding:16px; text-align:left;
  font-size:13.5px; color:var(--text-dim); margin-bottom:18px;
  display:flex; flex-direction:column; gap:8px;
}
.confirm__summary b{ color:var(--text); }
.confirm__note{
  font-size:12.5px; color:var(--text-faint); line-height:1.6;
  margin:0 0 22px;
}

/* ---------- toast ---------- */
.toast{
  position:fixed; left:50%; bottom:28px; z-index:200;
  transform:translate(-50%, 20px);
  background:#16161F; border:1px solid var(--border-strong);
  color:var(--text); font-size:13.5px; font-weight:500;
  padding:13px 20px; border-radius:999px;
  box-shadow:0 12px 40px rgba(0,0,0,0.5);
  opacity:0; pointer-events:none;
  transition:opacity .25s ease, transform .25s ease;
  max-width:calc(100vw - 40px);
}
.toast.is-visible{ opacity:1; transform:translate(-50%, 0); }

/* ---------- responsive ---------- */
@media (max-width:860px){
  .topnav{ display:none; }
  .how__steps{ grid-template-columns:1fr; }
}
@media (max-width:480px){
  .hero{ padding:64px 20px 56px; }
  .hero__stats{ gap:18px; }
  .hero__stat-num{ font-size:19px; }
  .otp__digit{ width:40px; height:52px; font-size:19px; }
  .cat-row__grid{ grid-template-columns:1fr 1fr; gap:11px; }
  .card{ padding:15px; border-radius:16px; }
  .card__name{ font-size:14.5px; }
  .card__desc{ display:none; }
  .card__buy{ padding:9px 14px; font-size:12.5px; }
}

/* keyboard focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible{
  outline:2px solid var(--violet); outline-offset:2px;
}