/* ==========================================================================
   Ars Otomasyon — Modern Website Styles
   ========================================================================== */

:root {
  /* Brand palette (from logo #1b2e59) */
  --navy-900: #0d1629;
  --navy-800: #12203d;
  --navy-700: #1b2e59;
  --blue-600: #294582;
  --blue-500: #3558a4;
  --cyan-400: #3f60a9;
  --teal-400: #6085d6;
  --green-400: #4ade80;

  --brand: #1b2e59;
  --brand-2: #3f60a9;
  --grad: linear-gradient(120deg, #1b2e59 0%, #3f60a9 55%, #6085d6 100%);
  --grad-soft: linear-gradient(120deg, #1b2e59, #3f60a9);

  --ink: #0d1b2a;
  --muted: #5a6b80;
  --line: #e6ebf2;
  --bg: #ffffff;
  --bg-soft: #f2f5fa;
  --bg-softer: #e6ecf5;

  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow-sm: 0 6px 18px rgba(27, 46, 89, .06);
  --shadow: 0 18px 40px rgba(27, 46, 89, .10);
  --shadow-lg: 0 30px 70px rgba(27, 46, 89, .16);

  --container: 1200px;
  --ease: cubic-bezier(.22, 1, .36, 1);

  --f-head: 'Sora', system-ui, sans-serif;
  --f-body: 'Inter', system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 130px; }

body {
  font-family: var(--f-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { width: min(var(--container), 92%); margin-inline: auto; }

.section { padding: 110px 0; position: relative; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--f-head); font-weight: 600; font-size: .82rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--brand); background: var(--bg-softer);
  padding: 8px 16px; border-radius: 100px; margin-bottom: 18px;
}
.eyebrow--light { color: #bfe6ff; background: rgba(255,255,255,.08); }

.section__title {
  font-family: var(--f-head); font-weight: 800;
  font-size: clamp(1.7rem, 3.4vw, 2.7rem); line-height: 1.15;
  letter-spacing: -.02em; color: var(--ink);
}
.section__title--light { color: #fff; }

.section__lead { color: var(--muted); font-size: 1.06rem; margin-top: 16px; max-width: 620px; }
.section__lead.center { margin-inline: auto; text-align: center; }
.section__lead.light { color: #c6d6e8; }

.section__head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.section__head .eyebrow { }

.grad {
  background: var(--grad); -webkit-background-clip: text;
  background-clip: text; color: transparent;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--f-head); font-weight: 600; font-size: .95rem;
  padding: 13px 26px; border-radius: 100px; border: 0; cursor: pointer;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s;
  white-space: nowrap;
}
.btn i { font-size: .85em; transition: transform .3s var(--ease); }
.btn--primary {
  background: var(--grad-soft); color: #fff;
  box-shadow: 0 12px 26px rgba(27, 46, 89, .35);
}
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 18px 34px rgba(27, 46, 89, .45); }
.btn--primary:hover i { transform: translateX(4px); }
.btn--ghost {
  background: rgba(255,255,255,.08); color: #fff;
  border: 1px solid rgba(255,255,255,.35); backdrop-filter: blur(6px);
}
.btn--ghost:hover { background: rgba(255,255,255,.16); transform: translateY(-3px); }
.btn--link { background: transparent; color: var(--brand); padding-inline: 6px; }
.btn--link:hover i { transform: translateX(4px); }
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--sm { padding: 10px 20px; font-size: .88rem; }
.btn--block { width: 100%; }

/* ===== TOP BAR ===== */
.topbar {
  background: var(--navy-900); color: #cde0f2; font-size: .86rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.topbar__inner { display: flex; align-items: center; justify-content: space-between; min-height: 46px; gap: 20px; }
.topbar__contacts { display: flex; gap: 28px; flex-wrap: wrap; }
.topbar__item { display: flex; align-items: center; gap: 10px; color: #cde0f2; }
.topbar__item span { display: flex; flex-direction: column; line-height: 1.2; font-weight: 600; }
.topbar__item small { color: #7d97b3; font-weight: 500; font-size: .72rem; }
.topbar__icon {
  width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%;
  background: rgba(63, 96, 169, .14); color: var(--brand-2); font-size: .8rem;
}
.topbar__socials { display: flex; gap: 6px; }
.topbar__socials a {
  width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%;
  color: #9fb6cf; transition: .3s var(--ease);
}
.topbar__socials a:hover { background: var(--brand-2); color: #fff; transform: translateY(-2px); }

/* ===== HEADER ===== */
.header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.85);
  backdrop-filter: blur(14px); border-bottom: 1px solid var(--line);
  transition: box-shadow .3s, padding .3s;
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 82px; gap: 24px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand__logo { width: 72px; height: 72px; object-fit: contain; filter: drop-shadow(0 4px 10px rgba(27, 46, 89, .25)); }
.brand__text { display: flex; flex-direction: column; font-family: var(--f-head); line-height: 1; }
.brand__text strong {
  font-weight: 800; font-size: 1.35rem; letter-spacing: .02em;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand__text em { font-style: normal; font-weight: 600; font-size: .74rem; letter-spacing: .34em; color: var(--muted); }

.nav__list { display: flex; align-items: center; gap: 6px; }
.nav__link {
  position: relative; display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--f-head); font-weight: 600; font-size: .96rem; color: var(--ink);
  padding: 10px 16px; border-radius: 10px; transition: color .25s;
}
.nav__link i { font-size: .68rem; transition: transform .3s; }
.nav__link::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px;
  background: var(--grad); border-radius: 2px; transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.nav__link:hover, .nav__link.is-active { color: var(--brand); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); }

/* dropdown */
.nav__item--drop { position: relative; }
.dropdown {
  position: absolute; top: calc(100% + 10px); left: 0; min-width: 290px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 10px; opacity: 0; visibility: hidden;
  transform: translateY(10px); transition: .3s var(--ease); z-index: 20;
}
.nav__item--drop:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav__item--drop:hover .nav__link i { transform: rotate(180deg); }
.dropdown li a {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 10px;
  font-weight: 500; font-size: .94rem; color: var(--ink); transition: .25s;
}
.dropdown li a i { width: 20px; color: var(--brand); }
.dropdown li a:hover { background: var(--bg-soft); color: var(--brand); transform: translateX(4px); }

.header__actions { display: flex; align-items: center; gap: 16px; }
.langs { display: flex; gap: 4px; background: var(--bg-soft); padding: 4px; border-radius: 100px; }
.lang { font-family: var(--f-head); font-weight: 600; font-size: .82rem; padding: 5px 12px; border-radius: 100px; color: var(--muted); }
.lang.is-active { background: var(--grad-soft); color: #fff; }

.burger { display: none; flex-direction: column; gap: 5px; width: 44px; height: 44px; background: var(--bg-soft); border: 0; border-radius: 12px; cursor: pointer; align-items: center; justify-content: center; }
.burger span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: .3s var(--ease); }
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero { position: relative; overflow: hidden; background: var(--navy-900); color: #fff; padding: 90px 0 70px; }
.hero__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(1100px 600px at 78% 8%, rgba(63, 96, 169, .28), transparent 60%),
    radial-gradient(800px 500px at 10% 90%, rgba(96, 133, 214, .20), transparent 60%),
    linear-gradient(160deg, #0d1629 0%, #12203d 55%, #1b2e59 100%);
}
.hero__grid-overlay {
  position: absolute; inset: 0; opacity: .5;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: radial-gradient(circle at 60% 40%, #000, transparent 78%);
  mask-image: radial-gradient(circle at 60% 40%, #000, transparent 78%);
}
.hero__inner {
  position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr;
  gap: 40px; align-items: center; min-height: 560px;
}
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px; font-family: var(--f-head);
  font-weight: 600; font-size: .84rem; padding: 8px 16px; border-radius: 100px;
  background: rgba(63, 96, 169, .14); border: 1px solid rgba(63, 96, 169, .3);
  color: #bff0ff; margin-bottom: 22px;
}
.hero__badge i { color: var(--teal-400); }
.hero__title {
  font-family: var(--f-head); font-weight: 800; letter-spacing: -.02em;
  font-size: clamp(2.1rem, 4.6vw, 3.6rem); line-height: 1.08; margin-bottom: 20px;
}
.hero__desc { color: #c6d6e8; font-size: 1.1rem; max-width: 540px; margin-bottom: 32px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 46px; }
.hero__stats { display: flex; gap: 40px; flex-wrap: wrap; }
.hero__stat strong { font-family: var(--f-head); font-weight: 800; font-size: 2rem; display: block; background: linear-gradient(120deg,#fff,#a9c2f5); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__stat span { color: #9fb6cf; font-size: .9rem; }

/* hero visual */
.hero__visual { position: relative; display: grid; place-items: center; min-height: 440px; }
.hero__ring {
  position: absolute; width: 420px; height: 420px; border-radius: 50%;
  border: 1px dashed rgba(96, 133, 214, .3);
  box-shadow: inset 0 0 80px rgba(63, 96, 169, .15);
  animation: spin 40s linear infinite;
}
.hero__ring::before, .hero__ring::after {
  content: ""; position: absolute; border-radius: 50%; inset: 40px;
  border: 1px solid rgba(96, 133, 214, .22);
}
.hero__ring::after { inset: 90px; border-color: rgba(96, 133, 214, .18); }
@keyframes spin { to { transform: rotate(360deg); } }
.hero__card {
  position: relative; z-index: 2; width: 260px; height: 260px; border-radius: 50%;
  background: radial-gradient(circle at 50% 35%, rgba(63, 96, 169, .28), rgba(13, 22, 41, .6));
  display: grid; place-items: center;
  border: 1px solid rgba(96, 133, 214, .35);
  box-shadow: 0 30px 80px rgba(0,0,0,.5), inset 0 0 60px rgba(63, 96, 169, .25);
  backdrop-filter: blur(4px); animation: floaty 6s ease-in-out infinite;
}
.hero__card img { width: 82%; aspect-ratio: 1; object-fit: cover; border-radius: 50%; filter: drop-shadow(0 10px 30px rgba(0,0,0,.5)); }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

.float-chip {
  position: absolute; z-index: 3; display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--f-head); font-weight: 600; font-size: .82rem; color: #06304a;
  background: rgba(255,255,255,.92); padding: 10px 15px; border-radius: 100px;
  box-shadow: 0 14px 30px rgba(0,0,0,.28); backdrop-filter: blur(4px);
}
.float-chip i { color: var(--brand); }
.float-chip--1 { top: 12%; left: -2%; animation: floaty 5s ease-in-out infinite; }
.float-chip--2 { bottom: 16%; right: -4%; animation: floaty 6.5s ease-in-out .4s infinite; }
.float-chip--3 { bottom: 4%; left: 8%; animation: floaty 5.6s ease-in-out .8s infinite; }

.hero__scroll {
  position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: .74rem; letter-spacing: .2em; text-transform: uppercase; color: #8fb0cf;
}
.hero__scroll span { width: 24px; height: 40px; border: 2px solid rgba(143,176,207,.5); border-radius: 14px; position: relative; }
.hero__scroll span::before { content: ""; position: absolute; top: 7px; left: 50%; transform: translateX(-50%); width: 4px; height: 8px; background: var(--brand-2); border-radius: 4px; animation: scrolldot 1.6s ease infinite; }
@keyframes scrolldot { 0% { opacity: 0; top: 6px; } 40% { opacity: 1; } 80% { opacity: 0; top: 20px; } }

/* ===== TRUST STRIP ===== */
.trust { background: var(--navy-800); border-top: 1px solid rgba(255,255,255,.06); padding: 26px 0; }
.trust__inner { display: flex; align-items: center; gap: 40px; flex-wrap: wrap; justify-content: center; }
.trust__label { color: #7d97b3; font-size: .85rem; font-family: var(--f-head); font-weight: 600; letter-spacing: .05em; }
.trust__items { display: flex; gap: 34px; flex-wrap: wrap; justify-content: center; }
.trust__items span { display: inline-flex; align-items: center; gap: 10px; color: #c6d6e8; font-family: var(--f-head); font-weight: 600; font-size: 1rem; }
.trust__items i { color: var(--brand-2); }

/* ===== ABOUT ===== */
.about__inner { display: grid; grid-template-columns: .9fr 1.1fr; gap: 60px; align-items: center; }
.about__media { position: relative; }
.about__img--main {
  aspect-ratio: 4/4.4; border-radius: var(--radius-lg); display: grid; place-items: center;
  background: var(--grad); color: rgba(255,255,255,.9); font-size: 6rem;
  box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.about__img--main::before {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px);
  background-size: 40px 40px;
}
.about__img--main i { position: relative; z-index: 1; }
.about__badge {
  position: absolute; right: -18px; bottom: 30px; background: #fff; border-radius: var(--radius);
  padding: 18px 22px; box-shadow: var(--shadow); display: flex; align-items: center; gap: 14px;
}
.about__badge strong { font-family: var(--f-head); font-weight: 800; font-size: 2.2rem; color: var(--brand); }
.about__badge span { font-size: .82rem; color: var(--muted); font-weight: 500; }
.about__list { display: grid; gap: 12px; margin: 26px 0 30px; }
.about__list li { display: flex; align-items: center; gap: 12px; font-weight: 500; color: #2c3e52; }
.about__list i { color: var(--teal-400); font-size: 1.1rem; }
.about__actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }

/* ===== PRODUCTS ===== */
.products { background: var(--bg-soft); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.pcard {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 34px 30px; position: relative; overflow: hidden;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
}
.pcard::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease);
}
.pcard:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.pcard:hover::before { transform: scaleX(1); }
.pcard__icon {
  width: 64px; height: 64px; border-radius: 18px; display: grid; place-items: center;
  font-size: 1.6rem; color: var(--brand); background: var(--bg-softer); margin-bottom: 22px;
  transition: .4s var(--ease);
}
.pcard:hover .pcard__icon { background: var(--grad); color: #fff; transform: rotate(-6deg) scale(1.05); }
.pcard h3 { font-family: var(--f-head); font-weight: 700; font-size: 1.24rem; margin-bottom: 10px; }
.pcard p { color: var(--muted); font-size: .97rem; margin-bottom: 20px; }
.pcard__link { display: inline-flex; align-items: center; gap: 8px; font-family: var(--f-head); font-weight: 600; font-size: .9rem; color: var(--brand); }
.pcard__link i { transition: transform .3s var(--ease); }
.pcard__link:hover i { transform: translateX(5px); }
.pcard--cta { background: var(--grad); color: #fff; border: 0; }
.pcard--cta .pcard__icon { background: rgba(255,255,255,.16); color: #fff; }
.pcard--cta:hover .pcard__icon { background: #fff; color: var(--brand); }
.pcard--cta h3, .pcard--cta p { color: #fff; }
.pcard--cta p { color: rgba(255,255,255,.85); }
.pcard--cta::before { display: none; }
.pcard--cta .btn--primary { background: #fff; color: var(--brand); box-shadow: none; }

/* ===== PROCESS / STEPS ===== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 34px 26px; transition: .4s var(--ease);
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.step__no {
  position: absolute; top: 20px; right: 24px; font-family: var(--f-head); font-weight: 800;
  font-size: 2.4rem; color: var(--bg-softer); line-height: 1;
}
.step__icon {
  width: 58px; height: 58px; border-radius: 16px; display: grid; place-items: center;
  font-size: 1.4rem; color: #fff; background: var(--grad); margin-bottom: 20px;
  box-shadow: 0 12px 24px rgba(27, 46, 89, .28);
}
.step h4 { font-family: var(--f-head); font-weight: 700; font-size: 1.12rem; margin-bottom: 10px; }
.step p { color: var(--muted); font-size: .94rem; }

/* ===== WHY / COUNTERS ===== */
.why { background: var(--navy-900); overflow: hidden; }
.why::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(700px 400px at 85% 10%, rgba(63, 96, 169, .18), transparent 60%),
              radial-gradient(600px 400px at 10% 90%, rgba(96, 133, 214, .14), transparent 60%);
}
.why__inner { position: relative; z-index: 1; }
.why__head { text-align: center; max-width: 700px; margin: 0 auto 56px; }
.counters { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.counter {
  text-align: center; padding: 34px 20px; border-radius: var(--radius-lg);
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  backdrop-filter: blur(6px); transition: .4s var(--ease);
}
.counter:hover { background: rgba(63, 96, 169, .1); transform: translateY(-6px); }
.counter strong { font-family: var(--f-head); font-weight: 800; font-size: 3rem; display: block; background: linear-gradient(120deg,#a9c2f5,#3f60a9); -webkit-background-clip: text; background-clip: text; color: transparent; }
.counter span { color: #c6d6e8; font-size: .96rem; }

/* ===== MEDIA BOX ===== */
.media__box {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.media__box .section__title {
  margin-bottom: 16px;
}
.media__box .section__lead {
  max-width: 720px;
  margin-bottom: 30px;
}
.media__action {
  text-align: center;
}

/* ===== VIDEO GRID & CARDS ===== */
.video-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  margin-top: 40px;
}

.video-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s;
  display: flex;
  flex-direction: column;
  flex: 0 1 calc(33.333% - 20px);
  min-width: 300px;
}

.video-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.video-card__wrapper {
  position: relative;
  aspect-ratio: 16/9;
  background: #000;
  overflow: hidden;
}

.video-card__player {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-card__info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.video-card__category {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--brand-2);
  margin-bottom: 10px;
}

.video-card__title {
  font-family: var(--f-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
  line-height: 1.45;
  margin: 0;
}

/* Adjustments for YouTube box when compact */
.media__box--compact {
  padding: 40px 30px;
}

/* ===== CONTACT ===== */
.contact { background: var(--bg-soft); }
.contact__inner { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: start; }
.contact__list { display: grid; gap: 18px; margin-top: 30px; }
.contact__list li { display: flex; align-items: center; gap: 16px; }
.contact__ico { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; font-size: 1.1rem; color: #fff; background: var(--grad); flex-shrink: 0; box-shadow: var(--shadow-sm); }
.contact__list small { display: block; color: var(--muted); font-size: .8rem; }
.contact__list a, .contact__list div > span { font-family: var(--f-head); font-weight: 600; color: var(--ink); }
.contact__list a:hover { color: var(--brand); }

.contact__form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow); }
.field { position: relative; margin-bottom: 18px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field input, .field textarea {
  width: 100%; font-family: var(--f-body); font-size: .98rem; color: var(--ink);
  padding: 16px 16px 14px; border: 1.5px solid var(--line); border-radius: 12px;
  background: var(--bg-soft); transition: .25s; resize: vertical;
}
.field label {
  position: absolute; left: 16px; top: 16px; color: var(--muted); font-size: .98rem;
  pointer-events: none; transition: .2s var(--ease); background: transparent; padding: 0 4px;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--brand); background: #fff; box-shadow: 0 0 0 4px rgba(27, 46, 89, .1); }
.field input:focus + label, .field textarea:focus + label,
.field input:not(:placeholder-shown) + label, .field textarea:not(:placeholder-shown) + label {
  top: -9px; left: 12px; font-size: .76rem; color: var(--brand); background: #fff;
}
.form__note { margin-top: 14px; font-size: .9rem; text-align: center; min-height: 1.2em; }
.form__note.ok { color: #16a34a; }
.form__note.err { color: #dc2626; }

/* ===== FOOTER ===== */
.footer { background: var(--navy-900); color: #c6d6e8; padding-top: 72px; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: 40px; padding-bottom: 50px; }
.brand--footer .brand__text strong { background: linear-gradient(120deg,#fff,#a9c2f5); -webkit-background-clip: text; background-clip: text; color: transparent; }
.brand--footer .brand__text em { color: #7d97b3; }
.footer__col--brand p { margin: 18px 0 20px; color: #9fb6cf; max-width: 320px; }
.footer__socials { display: flex; gap: 10px; }
.footer__socials a { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; background: rgba(255,255,255,.06); color: #c6d6e8; transition: .3s var(--ease); }
.footer__socials a:hover { background: var(--grad); color: #fff; transform: translateY(-3px); }
.footer__col h4 { font-family: var(--f-head); font-weight: 700; font-size: 1.05rem; color: #fff; margin-bottom: 20px; }
.footer__col ul { display: grid; gap: 12px; }
.footer__col ul a { color: #9fb6cf; font-size: .95rem; transition: .25s; }
.footer__col ul a:hover { color: var(--brand-2); padding-left: 5px; }
.footer__col p { color: #9fb6cf; font-size: .94rem; margin-bottom: 16px; }
.newsletter { display: flex; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: 100px; padding: 5px; }
.newsletter input { flex: 1; background: transparent; border: 0; color: #fff; padding: 10px 16px; font-family: var(--f-body); }
.newsletter input::placeholder { color: #7d97b3; }
.newsletter input:focus { outline: none; }
.newsletter button { width: 42px; height: 42px; border-radius: 50%; border: 0; background: var(--grad); color: #fff; cursor: pointer; transition: .3s; }
.newsletter button:hover { transform: rotate(-45deg); }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 22px 0; }
.footer__bottom-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer__bottom p { font-size: .88rem; color: #7d97b3; }

/* ===== TO TOP ===== */
.to-top {
  position: fixed; right: 26px; bottom: 26px; z-index: 90; width: 50px; height: 50px;
  border-radius: 50%; display: grid; place-items: center; color: #fff; background: var(--grad);
  box-shadow: 0 14px 30px rgba(27, 46, 89, .4); opacity: 0; visibility: hidden;
  transform: translateY(16px); transition: .35s var(--ease);
}
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { transform: translateY(-4px); }

/* ===== REVEAL ANIMATION ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1080px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; min-height: 320px; }
  .hero__ring { width: 300px; height: 300px; }
  .hero__card { width: 200px; height: 200px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .steps, .counters { grid-template-columns: repeat(2, 1fr); }
  .about__inner, .contact__inner { grid-template-columns: 1fr; gap: 44px; }
  .about__media { max-width: 440px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 1080px) {
  .topbar { display: none; }
  .header__cta { display: none; }
  .burger { display: flex; }
  .nav {
    position: fixed; top: 0; right: 0; bottom: 0; height: 100vh; height: 100dvh;
    width: min(340px, 86%); background: #fff; overflow-y: auto;
    box-shadow: var(--shadow-lg); padding: 100px 26px 40px; transform: translateX(100%);
    transition: transform .4s var(--ease); z-index: 99;
  }
  .nav.open { transform: none; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 4px; }
  .nav__link { padding: 14px 16px; border-radius: 12px; }
  .nav__link::after { display: none; }
  .nav__link:hover { background: var(--bg-soft); }
  .dropdown {
    position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none;
    border: 0; border-left: 2px solid var(--line); border-radius: 0; margin: 4px 0 4px 16px;
    padding: 0; max-height: 0; overflow: hidden; transition: max-height .35s var(--ease);
  }
  .nav__item--drop.open .dropdown { max-height: 400px; }
  .nav__item--drop.open .nav__link i { transform: rotate(180deg); }
  .nav-overlay { position: fixed; inset: 0; background: rgba(6,20,40,.5); backdrop-filter: blur(2px); opacity: 0; visibility: hidden; transition: .3s; z-index: 98; }
  .nav-overlay.show { opacity: 1; visibility: visible; }
}

@media (max-width: 620px) {
  .section { padding: 74px 0; }
  .product-grid, .steps, .counters { grid-template-columns: 1fr; }
  .media__box { padding: 40px 20px; }
  .field-row { grid-template-columns: 1fr; }
  .hero__stats { gap: 26px; }
  .hero__stat strong { font-size: 1.6rem; }
  .footer__grid { grid-template-columns: 1fr; }
  .contact__form { padding: 26px 20px; }
  .float-chip { font-size: .74rem; padding: 8px 12px; }
  .brand__text strong { font-size: 1.15rem; }
}