/* =========================================================
   ERA TELECOM — Minimal / Premium / Tech
   - Colors: blue/cyan variants + black/white
   - Font: Manrope
   ========================================================= */

/* ---------- CSS Variables (theme) ---------- */
:root{
  --bg: #070b14;
  --bg-2: #0b1220;
  --card: rgba(255,255,255,0.06);
  --card-2: rgba(255,255,255,0.08);
  --stroke: rgba(255,255,255,0.12);

  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.70);
  --faint: rgba(255,255,255,0.55);

  --blue: #3aa7ff;
  --cyan: #34d6ff;
  --accent: #4aa3ff;

  --shadow: 0 18px 50px rgba(0,0,0,0.55);
  --shadow-soft: 0 12px 35px rgba(0,0,0,0.35);

  --radius: 18px;
  --radius-sm: 14px;
  --radius-xs: 12px;

  --container: 1120px;

  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 20px;
  --space-5: 28px;
  --space-6: 36px;
  --space-7: 52px;
  --space-8: 80px;

  --focus: 0 0 0 4px rgba(58,167,255,0.25);

  --ease: cubic-bezier(.2,.8,.2,1);
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: "Manrope", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(58,167,255,0.18), transparent 60%),
              radial-gradient(900px 500px at 80% 0%, rgba(52,214,255,0.10), transparent 60%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  line-height: 1.45;
  text-rendering: optimizeLegibility;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
strong{ color: rgba(255,255,255,0.96); }
:focus-visible{ outline: none; box-shadow: var(--focus); border-radius: 10px; }

.container{
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
}

.skip-link{
  position: absolute;
  left: 12px;
  top: 12px;
  padding: 10px 12px;
  background: rgba(0,0,0,0.75);
  border: 1px solid var(--stroke);
  border-radius: 12px;
  transform: translateY(-140%);
  transition: transform 220ms var(--ease);
  z-index: 9999;
}
.skip-link:focus{ transform: translateY(0); }

.w-100{ width: 100%; }

/* ---------- Header ---------- */
.header{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(7,11,20,0.58);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.header__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 14px 0;
}
.header[data-elevated="true"]{
  background: rgba(7,11,20,0.72);
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

.brand{
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.brand__mark{
  width: 40px;
  height: 40px;
  border-radius: 14px;
  box-shadow: 0 14px 35px rgba(58,167,255,0.20);
}
.brand__text{ display: grid; min-width: 0; }
.brand__name{
  font-weight: 800;
  letter-spacing: 0.4px;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand__tag{
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav{
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav__list{
  display: none; /* shown on desktop */
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__link{
  font-size: 13px;
  color: var(--muted);
  padding: 10px 10px;
  border-radius: 12px;
  transition: background 180ms var(--ease), color 180ms var(--ease), transform 180ms var(--ease);
}
.nav__link:hover{
  color: rgba(255,255,255,0.92);
  background: rgba(255,255,255,0.06);
}
.nav__link:active{ transform: translateY(1px); }

.header__cta{ display: none; } /* shown on wider screens */

/* Burger */
.nav__burger{
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform 180ms var(--ease), background 180ms var(--ease);
}
.nav__burger:hover{ background: rgba(255,255,255,0.07); }
.nav__burger:active{ transform: translateY(1px); }

.nav__burger-lines{
  width: 18px;
  height: 12px;
  position: relative;
}
.nav__burger-lines::before,
.nav__burger-lines::after,
.nav__burger-lines{
  display: block;
}
.nav__burger-lines::before,
.nav__burger-lines::after{
  content:"";
  position:absolute;
  left:0;
  width:100%;
  height:2px;
  border-radius: 999px;
  background: rgba(255,255,255,0.86);
  transition: transform 200ms var(--ease), top 200ms var(--ease), opacity 200ms var(--ease);
}
.nav__burger-lines::before{ top: 0; }
.nav__burger-lines::after{ top: 10px; }
.nav__burger-lines{ }
.nav__burger-lines{ background: rgba(255,255,255,0.86); height:2px; border-radius:999px; }

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 44px;
  padding: 0 16px;
  border-radius: 14px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.2px;
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), background 180ms var(--ease), border-color 180ms var(--ease);
  user-select: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn__icon{ opacity: 0.95; transition: transform 0.2s ease; }
.btn:hover .btn__icon {
  transform: translateX(4px) translateY(-2px);
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn--primary{
  background: linear-gradient(135deg, rgba(58,167,255,0.98), rgba(52,214,255,0.72));
  color: #06101b;
  box-shadow: 0 18px 40px rgba(58,167,255,0.18);
}
.btn--primary:hover{ transform: translateY(-1px); box-shadow: 0 24px 52px rgba(58,167,255,0.24); }
.btn--primary:active{ transform: translateY(0); }

.btn--ghost{
  background: rgba(255,255,255,0.03);
  border-color: rgba(255,255,255,0.14);
  color: rgba(255,255,255,0.90);
}
.btn--ghost:hover{ background: rgba(255,255,255,0.06); transform: translateY(-1px); }
.btn--ghost:active{ transform: translateY(0); }

/* icon button */
.icon-btn{
  width: 38px;
  height: 38px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  cursor: pointer;
}
.icon-btn:hover{ background: rgba(255,255,255,0.07); }

/* ---------- Hero ---------- */
.hero{
  position: relative;
  padding: 56px 0 20px;
  overflow: clip;
}
.hero__grid{
  display: grid;
  gap: 24px;
  justify-items: center; /* центрируем содержимое */
}
.hero__content {
  max-width: 800px; /* ограничиваем ширину текста для удобочитаемости */
  text-align: center;
}
.hero__title{
  margin: 14px 0 10px;
  font-size: clamp(28px, 4.4vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.8px;
}
.grad{
  background: linear-gradient(135deg, rgba(58,167,255,1), rgba(52,214,255,0.75));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__subtitle{
  margin: 0 auto; /* центрируем */
  color: var(--muted);
  font-size: 14px;
  max-width: 56ch;
}
.hero__actions{
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
  justify-content: center;
}

.badge{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 999px;
  background: rgba(255,255,255,0.03);
  color: rgba(255,255,255,0.78);
  font-size: 12px;
}
.badge__dot{
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: rgba(52,214,255,0.9);
  box-shadow: 0 0 0 6px rgba(52,214,255,0.12);
}

/* Stats */
.stats{
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 10px;
  margin-top: 22px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.stat{
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
  border-radius: 16px;
  padding: 14px 12px;
  text-align: center;
}
.stat__value{
  font-weight: 800;
  letter-spacing: 0.4px;
  font-size: 14px;
}
.stat__label{
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}

/* ---------- Sections ---------- */
.section{
  padding: var(--space-8) 0;
}
.section--alt{
  background: rgba(255,255,255,0.02);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.section__head{
  margin-bottom: 18px;
  text-align: center; /* заголовки секций по центру */
}
.section__title{
  margin: 0;
  font-size: clamp(22px, 3vw, 34px);
  letter-spacing: -0.4px;
}
.section__subtitle{
  margin: 10px auto 0;
  color: var(--muted);
  max-width: 70ch;
  font-size: 14px;
}

/* Cards */
.cards{
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 18px;
}

.cards > :last-child:nth-child(odd) {
  grid-column: auto;
}

@media (min-width: 720px){
  .cards{
    grid-template-columns: repeat(2, 1fr);
  }

  .cards > :last-child:nth-child(odd) {
    grid-column: span 2;
  }
}
.card{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
  padding: 18px 16px;
  box-shadow: 0 10px 26px rgba(0,0,0,0.18);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(58,167,255,0.5), rgba(52,214,255,0.2));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.card:hover::before {
  opacity: 1;
}
.card:hover{
  transform: translateY(-2px);
  border-color: rgba(58,167,255,0.22);
  background: rgba(255,255,255,0.04);
}
.card__icon{
  width: 52px; height: 52px;
  border-radius: 16px;
  display:grid;
  place-items:center;
  background: rgba(58,167,255,0.14);
  border: 1px solid rgba(58,167,255,0.25);
  color: rgba(255,255,255,0.88);
  box-shadow: 0 14px 34px rgba(58,167,255,0.12);
  font-size: 24px;
}
.card__title{
  margin: 12px 0 8px;
  font-size: 16px;
  letter-spacing: -0.2px;
}
.card__text{
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
}
.card__meta{
  display:flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.chip{
  font-size: 12px;
  color: rgba(255,255,255,0.84);
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
}

/* Split (About) */
.split{
  display: grid;
  gap: 16px;
  justify-items: center; /* центрируем содержимое */
}
.split__left {
  max-width: 800px;
  text-align: center;
}
.list{
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display:grid;
  gap: 10px;
  text-align: left; /* для списка лучше выровнять по левому краю, но внутри карточек */
}
.list__item{
  display:flex;
  gap: 10px;
  align-items:flex-start;
  padding: 12px 12px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.03);
}
.list__icon{
  width: 26px; height: 26px;
  border-radius: 999px;
  display:grid;
  place-items:center;
  background: rgba(52,214,255,0.14);
  border: 1px solid rgba(52,214,255,0.24);
  flex: 0 0 auto;
  margin-top: 1px;
}

/* Cases */
.cases{
  display:grid;
  gap: 14px;
  margin-top: 18px;
}
.case{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
  overflow: hidden;
  box-shadow: 0 14px 38px rgba(0,0,0,0.22);
  display:grid;
}
.case__media{
  position: relative;
  min-height: 200px;
  background: radial-gradient(420px 220px at 30% 30%, rgba(58,167,255,0.18), transparent 60%),
              rgba(255,255,255,0.02);
  border-bottom: 1px solid rgba(255,255,255,0.10);
  display: flex;
  align-items: center;
  justify-content: center;
}
.case__media--alt{
  background: radial-gradient(420px 240px at 70% 30%, rgba(52,214,255,0.16), transparent 60%),
              rgba(255,255,255,0.02);
}
.case__badge{
  position:absolute;
  left: 14px;
  top: 14px;
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.28);
  backdrop-filter: blur(10px);
}
.case__body{
  padding: 16px 16px 18px;
}
.case__title{
  margin: 0;
  font-size: 16px;
  letter-spacing: -0.2px;
}
.case__text{
  margin: 10px 0 10px;
  color: var(--muted);
  font-size: 13.5px;
}
.case__bullets{
  margin: 0;
  padding-left: 18px;
  color: rgba(255,255,255,0.80);
  font-size: 13px;
  display:grid;
  gap: 6px;
}

/* FAQ (accordion using details/summary) */
.faq{
  display:grid;
  gap: 10px;
  margin-top: 18px;
}
.faq__item{
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
  padding: 0;
  overflow: hidden;
}
.faq__q{
  list-style: none;
  cursor: pointer;
  padding: 14px 14px;
  font-weight: 800;
  font-size: 13.5px;
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 12px;
}
.faq__q::-webkit-details-marker{ display:none; }
.faq__q::after{
  content: "▾";
  opacity: 0.85;
  transition: transform 200ms var(--ease);
}
.faq__item[open] .faq__q::after{
  transform: rotate(180deg);
}
.faq__a{
  padding: 0 14px;
  color: var(--muted);
  font-size: 13.5px;
  border-top: 1px solid rgba(255,255,255,0.10);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease, padding 0.3s ease;
}
.faq__item[open] .faq__a {
  max-height: 300px; /* достаточно большое значение */
  opacity: 1;
  padding: 0 14px 14px;
}

/* Contact */
.contact{
  display:grid;
  gap: 14px;
  margin-top: 18px;
}
.form{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
  padding: 18px 16px;
  box-shadow: 0 10px 26px rgba(0,0,0,0.18);
}
.form__grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.field__label{
  display:block;
  font-size: 12px;
  color: rgba(255,255,255,0.86);
  margin-bottom: 8px;
  font-weight: 800;
}
.field__input{
  width:100%;
  padding: 12px 12px 12px 36px; /* место для иконки */
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.18);
  color: rgba(255,255,255,0.92);
  outline: none;
  transition: border-color 160ms var(--ease), background 160ms var(--ease), box-shadow 160ms var(--ease);
}
.field__input::placeholder{ color: rgba(255,255,255,0.40); }
.field__input:focus{
  border-color: rgba(58,167,255,0.35);
  box-shadow: 0 0 0 4px rgba(58,167,255,0.18);
  background: rgba(0,0,0,0.22);
}
.field__textarea{ resize: vertical; min-height: 110px; }
.field__hint{
  margin-top: 8px;
  font-size: 12px;
  color: rgba(255,255,255,0.55);
}
.field--full{ grid-column: 1 / -1; }

/* Иконки полей формы */
.field {
  position: relative;
}
.field::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  background-size: contain;
  background-repeat: no-repeat;
  opacity: 0.5;
  pointer-events: none;
  z-index: 1;
}
.field--name::before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white"><path d="M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z"/></svg>');
}
.field--phone::before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white"><path d="M6.62 10.79c1.44 2.83 3.76 5.14 6.59 6.59l2.2-2.2c.27-.27.67-.36 1.02-.24 1.12.37 2.33.57 3.57.57.55 0 1 .45 1 1V20c0 .55-.45 1-1 1-9.39 0-17-7.61-17-17 0-.55.45-1 1-1h3.5c.55 0 1 .45 1 1 0 1.25.2 2.45.57 3.57.11.35.03.74-.25 1.02l-2.2 2.2z"/></svg>');
}
.field--email::before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white"><path d="M20 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z"/></svg>');
}
/* для поля сообщения иконку не ставим */

.form__actions{
  display:flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
  justify-content: center; /* центрируем кнопку */
}
.form__legal{
  margin: 12px 0 0;
  color: rgba(255,255,255,0.60);
  font-size: 12px;
}
.link{
  color: rgba(52,214,255,0.92);
  text-decoration: underline;
  text-decoration-color: rgba(52,214,255,0.35);
  text-underline-offset: 3px;
}
.link:hover{ text-decoration-color: rgba(52,214,255,0.75); }

.info-card{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.12);
  background: radial-gradient(600px 240px at 20% 0%, rgba(58,167,255,0.18), transparent 62%),
              rgba(255,255,255,0.03);
  padding: 18px 16px;
  box-shadow: var(--shadow-soft);
}
.info-card__title{
  font-weight: 900;
  letter-spacing: 0.2px;
  font-size: 16px;
  margin-bottom: 10px;
}
.info{
  display:grid;
  gap: 10px;
}
.info__row{
  display:grid;
  grid-template-columns: 90px 1fr;
  gap: 10px;
  padding: 10px 10px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.03);
}
.info__k{
  color: rgba(255,255,255,0.70);
  font-size: 12px;
  font-weight: 800;
}
.info__v{
  color: rgba(255,255,255,0.88);
  font-size: 12.5px;
  line-height: 1.35;
}
.info-card__actions{ margin-top: 14px; }

.map{
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
  box-shadow: 0 12px 30px rgba(0,0,0,0.22);
}
.map iframe{
  width: 100%;
  height: 300px;
  border: 0;
  display:block;
}

/* Footer */
.footer{
  padding: 26px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: rgba(0,0,0,0.18);
}
.footer__inner{
  display:grid;
  gap: 16px;
}
.footer__brand{
  display:flex;
  align-items:center;
  gap: 12px;
}
.footer__logo{
  width: 36px; height: 36px;
  border-radius: 14px;
  box-shadow: 0 16px 36px rgba(58,167,255,0.16);
}
.footer__name{ font-weight: 900; letter-spacing: 0.3px; }
.footer__desc{ color: var(--muted); font-size: 12px; margin-top: 4px; }
.footer__links{
  display:flex;
  flex-wrap: wrap;
  gap: 10px 14px;
}
.footer__link{
  color: rgba(255,255,255,0.72);
  font-size: 12.5px;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: background 180ms var(--ease), border-color 180ms var(--ease), color 180ms var(--ease);
}
.footer__link:hover{
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.10);
  color: rgba(255,255,255,0.88);
}
.footer__social {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}
.footer__social a {
  display: inline-flex;
  width: 36px; height: 36px;
  border-radius: 12px;
  background: rgba(255,255,255,0.04);
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  font-size: 18px;
}
.footer__social a:hover {
  background: rgba(58,167,255,0.2);
}
.footer__copy{
  color: rgba(255,255,255,0.60);
  font-size: 12px;
}

/* Toasts */
.toasts{
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 100;
  display: grid;
  gap: 10px;
  width: min(360px, calc(100vw - 28px));
  pointer-events: none;
}
.toast{
  pointer-events: auto;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(10,16,28,0.88);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 45px rgba(0,0,0,0.48);
  padding: 12px 12px;
  display:flex;
  align-items:flex-start;
  gap: 10px;
  animation: toastIn 220ms var(--ease) both;
  position: relative;
  overflow: hidden;
}
.toast__icon{
  width: 28px; height: 28px;
  border-radius: 12px;
  display:grid;
  place-items:center;
  flex: 0 0 auto;
  border: 1px solid rgba(255,255,255,0.14);
}
.toast--ok .toast__icon{ background: rgba(52,214,255,0.12); }
.toast--err .toast__icon{ background: rgba(255,90,90,0.12); }
.toast__title{ font-weight: 900; font-size: 12.5px; }
.toast__text{ margin-top: 3px; color: rgba(255,255,255,0.70); font-size: 12px; }
.toast__close{
  margin-left: auto;
  background: transparent;
  border: 0;
  color: rgba(255,255,255,0.70);
  cursor:pointer;
  padding: 6px;
  border-radius: 10px;
}
.toast__close:hover{ background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.90); }
.toast__progress {
  position: absolute;
  bottom: 0; left: 0;
  height: 3px;
  width: 100%;
  background: var(--accent);
  transform-origin: left;
  animation: shrink linear forwards;
}
@keyframes shrink {
  from { transform: scaleX(1); }
  to { transform: scaleX(0); }
}

@keyframes toastIn{
  from{ transform: translateY(10px); opacity: 0; }
  to{ transform: translateY(0); opacity: 1; }
}

/* Reveal animation */
.reveal{
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 520ms var(--ease), transform 520ms var(--ease);
}
.reveal.is-visible{
  opacity: 1;
  transform: translateY(0);
}

/* Mobile menu */
.mobile-menu{
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
}

.mobile-menu.is-open{
  display: block;
}

.mobile-menu__backdrop{
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(4px);
  width: 100%;
  height: 100%;
  cursor: pointer;
  z-index: 1;
}

.mobile-menu__panel{
  position: absolute;
  right: 10px;
  top: 10px;
  width: min(360px, calc(100% - 20px));
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(9,13,24,0.96);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
  padding: 14px 14px 14px;
  animation: panelIn 220ms var(--ease) both;
  z-index: 2;
}
@keyframes panelIn{
  from{ transform: translateY(-8px); opacity: 0; }
  to{ transform: translateY(0); opacity: 1; }
}
.mobile-menu__head{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
}
.mobile-menu__title{ font-weight: 900; letter-spacing: 0.2px; }
.mobile-menu__list{
  list-style:none;
  padding: 12px 0 0;
  margin: 0;
  display:grid;
  gap: 6px;
}
.mobile-menu__link{
  display:block;
  padding: 12px 12px;
  border-radius: 14px;
  color: rgba(255,255,255,0.86);
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.03);
}
.mobile-menu__link:hover{
  background: rgba(255,255,255,0.06);
  border-color: rgba(58,167,255,0.18);
}
.mobile-menu__link:active {
  background: rgba(58,167,255,0.15);
}
.mobile-menu__actions{
  display:grid;
  gap: 10px;
  margin-top: 12px;
}
.mobile-menu__note{
  display:flex;
  align-items:center;
  gap: 10px;
  margin: 12px 0 0;
  color: rgba(255,255,255,0.66);
  font-size: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.10);
}
.dot{
  width: 8px; height: 8px;
  border-radius: 999px;
  background: rgba(58,167,255,0.8);
  box-shadow: 0 0 0 6px rgba(58,167,255,0.12);
}

/* ---------- Responsive ---------- */
@media (min-width: 720px){
  .hero{ padding: 72px 0 26px; }
  .hero__grid{
    grid-template-columns: 1fr; /* одна колонка */
  }
  .cards{ grid-template-columns: repeat(2, 1fr); }
  .cases{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .split{ grid-template-columns: 1fr; } /* одна колонка */
  .contact{ grid-template-columns: 1.05fr 0.95fr; align-items: start; }
  .form__grid{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .footer__inner{ grid-template-columns: 1fr 1fr 1fr; align-items: center; }
  .footer__copy{ text-align: right; }
}

@media (min-width: 980px){
  .nav__list{ display: flex; }
  .nav__burger{ display: none; }
  .header__cta{ display: inline-flex; }
}

@media (max-width: 480px) {
  .section {
    padding: 40px 0;
  }
  .card__title {
    font-size: 18px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  html { scroll-behavior: auto; }
  .reveal{ transition: none; }
  .btn{ transition: none; }
  .toast{ animation: none; }
  .mobile-menu__panel{ animation: none; }
  .signal__bar { animation: none; }
  .toast__progress { animation: none; }
}