/* =========================================================
   Next Robot — Portfolio TapLink
   Токены взяты из фирменного сайта Next Robot 2.0 (globals.css)
   и тендерной платформы (index.css): navy ink + blue/cyan accent.
   ========================================================= */

:root {
  --bg-dark: #06112a;
  --bg-dark-2: #0b1a3f;
  --ink: #050b20;

  --surface: rgba(255, 255, 255, 0.045);
  --surface-hover: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.18);

  --text: #e8eefb;
  --text-dim: #94a6cc;
  --text-mute: #6f82ab;

  --accent: #1d7fff;
  --accent-2: #00b4d8;
  --accent-3: #15cbfa;
  --accent-soft: rgba(29, 127, 255, 0.14);

  --success: #10b981;
  --warning: #f59e0b;

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

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Manrope", "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --wrap: 620px;
}

* { box-sizing: border-box; border-color: var(--border); }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100svh;
  background: var(--bg-dark);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

::selection { background: var(--accent); color: #fff; }

/* ---------- фон ---------- */
.bg-decor { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.bg-decor::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, #071437 0%, #0b1a44 45%, #06112a 100%);
}
.blob {
  position: absolute; border-radius: 50%; filter: blur(110px); opacity: 0.5;
}
.blob--cyan { width: 460px; height: 460px; top: -180px; left: -160px; background: var(--accent-2); }
.blob--blue { width: 520px; height: 520px; top: 420px; right: -220px; background: var(--accent); opacity: 0.35; }
.grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 25%, transparent 75%);
          mask-image: radial-gradient(ellipse at 50% 0%, #000 25%, transparent 75%);
}
.bg-decor > * { z-index: 1; }
.bg-decor::after { z-index: -1; }

/* ---------- шапка ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  width: 100%;
  padding-top: env(safe-area-inset-top, 0px);
  -webkit-backdrop-filter: blur(14px);
          backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(6, 17, 42, 0.88) 55%, rgba(6, 17, 42, 0));
  -webkit-mask-image: linear-gradient(180deg, #000 62%, transparent);
          mask-image: linear-gradient(180deg, #000 62%, transparent);
}
.topbar__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  width: 100%; max-width: var(--wrap);
  margin: 0 auto;
  padding: 18px 20px 24px;
}
/* Единственный знак на странице — в липкой шапке. */
.topbar__logo { height: 36px; width: auto; filter: brightness(0) invert(1); opacity: 0.95; }
@media (min-width: 1000px) { .topbar__logo { height: 50px; } }
.topbar__cta {
  font-size: 0.82rem; font-weight: 600; color: var(--text-dim);
  padding: 8px 14px; border: 1px solid var(--border); border-radius: 999px;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.topbar__cta:hover { color: #fff; border-color: var(--border-strong); }

/* ---------- каркас ---------- */
#app { position: relative; z-index: 1; }
.view { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px 64px; }
[hidden] { display: none !important; }

/* ---------- типографика ---------- */
.kicker {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem; font-weight: 500; letter-spacing: 0.24em;
  text-transform: uppercase; color: var(--accent-3);
}
.kicker::before { content: ""; width: 1.6rem; height: 1px; background: var(--accent-3); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 6vw, 2.1rem);
  font-weight: 800; letter-spacing: -0.03em; line-height: 1.05;
  color: #fff; margin: 12px 0 0;
}

/* ---------- герой ---------- */
.hero { padding: 22px 0 40px; text-align: left; }
.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 9vw, 3rem);
  font-weight: 800; letter-spacing: -0.04em; line-height: 1.02;
  color: #fff; margin: 16px 0 0;
}
.hero__lead {
  margin: 18px 0 0; color: var(--text-dim); font-size: 1rem; line-height: 1.62;
  max-width: 42ch;
}
.hero__stats { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.stat {
  flex: 1 1 auto; min-width: 92px;
  padding: 12px 14px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
}
.stat b {
  display: block; font-family: var(--font-display); font-size: 1.35rem;
  font-weight: 800; letter-spacing: -0.02em; color: #fff; line-height: 1.1;
}
.stat span { font-size: 0.74rem; color: var(--text-mute); letter-spacing: 0.02em; }

.section-head { padding: 8px 0 18px; }

/* ---------- карточки продуктов ---------- */
.cards { display: grid; gap: 14px; }

.card {
  display: block; position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}
.card:hover, .card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  background: var(--surface-hover);
  outline: none;
}
.card:focus-visible { box-shadow: 0 0 0 3px var(--accent-soft); }

.shot {
  position: relative; border-radius: 12px; overflow: hidden;
  background: #081128; border: 1px solid var(--border);
  box-shadow: 0 24px 48px -28px rgba(0, 0, 0, 0.75);
}
.shot::before {
  content: ""; display: block; height: 26px;
  background-color: #0a1838;
  background-image:
    radial-gradient(circle at 14px 13px, #ff605c 3.5px, transparent 4px),
    radial-gradient(circle at 30px 13px, #ffbd44 3.5px, transparent 4px),
    radial-gradient(circle at 46px 13px, #00ca4e 3.5px, transparent 4px);
  border-bottom: 1px solid var(--border);
}
.shot img { width: 100%; height: auto; }

.card__body { padding: 14px 4px 2px; }
.card__row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.card__eyebrow {
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--text-mute);
}
.card__title {
  font-family: var(--font-display); font-size: 1.22rem; font-weight: 700;
  letter-spacing: -0.025em; color: #fff; margin: 6px 0 0; line-height: 1.2;
}
.card__tagline { margin: 6px 0 0; color: var(--text-dim); font-size: 0.92rem; line-height: 1.5; }
.card__foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 14px; }
.card__chips { display: flex; flex-wrap: wrap; gap: 6px; }
.card__go {
  flex: none; display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 999px;
  background: rgba(255, 255, 255, 0.06); border: 1px solid var(--border);
  color: #fff; font-size: 0.95rem;
  transition: transform 0.2s ease, background 0.2s ease;
}
.card:hover .card__go { background: var(--accent); transform: translateX(3px); }

.chip {
  display: inline-flex; align-items: center; gap: 0.35rem;
  padding: 0.26rem 0.62rem; border-radius: 999px;
  background: rgba(255, 255, 255, 0.07); color: var(--text-dim);
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.02em;
  white-space: nowrap;
}
.chip--accent { background: var(--accent-soft); color: #9dc7ff; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--text-mute);
  padding: 4px 9px; border-radius: 999px; border: 1px solid var(--border);
  white-space: nowrap;
}
.badge::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--text-mute);
}
.badge--live { color: #6ee7b7; border-color: rgba(16, 185, 129, 0.35); }
.badge--live::before { background: var(--success); box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.18); }
.badge--demo { color: #fcd34d; border-color: rgba(245, 158, 11, 0.3); }
.badge--demo::before { background: var(--warning); }

/* ---------- кнопки ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.85rem 1.3rem; border-radius: 999px;
  font-size: 0.9rem; font-weight: 600;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.btn--primary { background: #fff; color: var(--ink); }
.btn--primary:hover { background: var(--accent-2); color: var(--ink); transform: translateY(-1px); }
.btn--ghost { border: 1px solid var(--border-strong); color: #fff; }
.btn--ghost:hover { background: rgba(255, 255, 255, 0.06); border-color: #fff; }
.btn .arrow { transition: transform 0.25s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- деталь проекта ---------- */
.view--detail { padding-top: 8px; animation: rise 0.28s ease both; }
@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

.back {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.86rem; font-weight: 600; color: var(--text-dim);
  padding: 8px 0; margin-bottom: 14px;
}
.back:hover { color: #fff; }

.detail__head { margin-bottom: 20px; }
.detail__title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 8vw, 2.6rem);
  font-weight: 800; letter-spacing: -0.035em; line-height: 1.03;
  color: #fff; margin: 14px 0 0;
}
.detail__tagline { margin: 12px 0 0; color: var(--text-dim); font-size: 1.02rem; line-height: 1.6; }
.detail__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 16px; }

.detail__shot { margin: 22px 0 26px; }

.block { margin-bottom: 28px; }
.block__title {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 700;
  letter-spacing: -0.02em; color: #fff; margin: 0 0 12px;
}
.block p { margin: 0; color: var(--text-dim); line-height: 1.65; }

.features { list-style: none; margin: 0; padding: 0; display: grid; gap: 1px; }
.features li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 13px 2px;
  border-top: 1px solid var(--border);
  color: var(--text-dim); font-size: 0.94rem; line-height: 1.5;
}
.features li:last-child { border-bottom: 1px solid var(--border); }
.features li::before {
  content: ""; flex: none; margin-top: 8px;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-3); box-shadow: 0 0 0 3px rgba(21, 203, 250, 0.15);
}
.features b { color: #fff; font-weight: 600; }

.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.metric {
  padding: 14px; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--border);
}
.metric b {
  display: block; font-family: var(--font-display); font-size: 1.25rem; font-weight: 800;
  color: #fff; letter-spacing: -0.02em; line-height: 1.15;
}
.metric span { font-size: 0.76rem; color: var(--text-mute); line-height: 1.35; display: block; margin-top: 2px; }

.stack { display: flex; flex-wrap: wrap; gap: 7px; }

.cta-box {
  padding: 20px; border-radius: var(--radius);
  background: linear-gradient(140deg, rgba(29, 127, 255, 0.16), rgba(0, 180, 216, 0.08));
  border: 1px solid var(--border-strong);
}
.cta-box p { margin: 0 0 16px; color: var(--text-dim); font-size: 0.94rem; }
.cta-box__row { display: flex; flex-wrap: wrap; gap: 10px; }

.detail__nav {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-top: 30px; padding-top: 18px; border-top: 1px solid var(--border);
  font-size: 0.85rem; color: var(--text-mute);
}
.detail__nav a { color: var(--text-dim); font-weight: 600; }
.detail__nav a:hover { color: #fff; }

/* ---------- контакты / подвал ---------- */
.contact {
  margin-top: 44px; padding: 26px 20px;
  border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
}
.contact__lead { color: var(--text-dim); font-size: 0.95rem; margin: 14px 0 20px; }
.contact__links { display: flex; flex-wrap: wrap; gap: 10px; }
.contact__links .btn { flex: 1 1 auto; }

.footer { margin-top: 40px; text-align: center; }
.footer__logo { height: 18px; width: auto; margin: 0 auto 16px; filter: brightness(0) invert(1); opacity: 0.55; }
.footer__note { color: var(--text-mute); font-size: 0.82rem; line-height: 1.6; margin: 0 0 14px; }
.footer__mono {
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.28); margin: 0;
}

/* ---------- о компании ---------- */
.about {
  margin-top: 44px; padding: 26px 20px;
  border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
}
.about__lead { color: var(--text); font-size: 1.02rem; line-height: 1.6; margin: 16px 0 0; }
.about__text { color: var(--text-dim); font-size: 0.95rem; line-height: 1.65; margin: 14px 0 0; }
.about__side { margin-top: 24px; }
.about__facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.fact {
  padding: 14px; border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border);
}
.fact b {
  display: block; font-family: var(--font-display); font-size: 1.18rem;
  font-weight: 800; letter-spacing: -0.02em; color: #fff; line-height: 1.15;
}
.fact span { font-size: 0.76rem; color: var(--text-mute); display: block; margin-top: 3px; line-height: 1.35; }
.about__block { margin-top: 22px; }
.about__subtitle {
  font-family: var(--font-display); font-size: 0.98rem; font-weight: 700;
  color: #fff; margin: 0 0 12px; letter-spacing: -0.01em;
}
.about__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.about__list li {
  display: flex; gap: 10px; align-items: flex-start;
  color: var(--text-dim); font-size: 0.92rem; line-height: 1.5;
}
.about__list li::before {
  content: ""; flex: none; margin-top: 8px;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent-3); box-shadow: 0 0 0 3px rgba(21, 203, 250, 0.15);
}
.about__chips { display: flex; flex-wrap: wrap; gap: 7px; }

/* ---------- планшет ---------- */
@media (min-width: 720px) {
  :root { --wrap: 720px; }
  .hero { padding: 40px 0 52px; }
  .card { padding: 16px; }
  .card__body { padding: 18px 6px 4px; }
  .contact, .about { padding: 34px; }
  .hero__stats { gap: 12px; }
}

/* ---------- десктоп: плитка в две колонки ---------- */
@media (min-width: 1000px) {
  :root { --wrap: 1080px; }

  .view { padding-bottom: 90px; }

  /* герой: текст слева, цифры справа */
  .hero {
    display: grid; grid-template-columns: 1.35fr 1fr;
    gap: 48px; align-items: end;
    padding: 64px 0 72px;
  }
  .hero__title { font-size: 3.5rem; }
  .hero__lead { font-size: 1.08rem; max-width: 46ch; }
  .hero__stats { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 0; }
  .stat { padding: 16px 18px; }
  .stat b { font-size: 1.6rem; }
  .stat span { font-size: 0.78rem; }

  .section-head { padding: 16px 0 24px; }
  .section-title { font-size: 2.4rem; }

  /* карточки: сетка, первая — во всю ширину и горизонтальная */
  .cards { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .card { padding: 18px; }
  .card__body { padding: 18px 8px 6px; }
  .card__title { font-size: 1.32rem; }

  .card--wide { grid-column: 1 / -1; display: grid; grid-template-columns: 1.25fr 1fr; gap: 26px; align-items: center; }
  .card--wide .card__body { padding: 6px 10px 6px 0; }
  .card--wide .card__title { font-size: 1.75rem; }
  .card--wide .card__tagline { font-size: 1.02rem; margin-top: 10px; }
  .card--wide .card__foot { margin-top: 20px; }

  /* о компании: две колонки */
  .about {
    display: grid; grid-template-columns: 1.15fr 1fr;
    gap: 48px; padding: 44px;
  }
  .about__side { margin-top: 0; }
  .about__facts { grid-template-columns: repeat(2, 1fr); }

  /* контакты в строку */
  .contact { padding: 44px; }
  .contact__links .btn { flex: 0 1 auto; }

  /* деталь проекта: превью слева липкое, текст справа */
  .view--detail { max-width: 1080px; }
  .detail__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: start; }
  .detail__aside { position: sticky; top: 96px; }
  .detail__shot { margin: 0 0 22px; }
  .detail__title { font-size: 2.9rem; }
  .detail__tagline { font-size: 1.1rem; }
  .metrics { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1360px) {
  :root { --wrap: 1200px; }
  .hero__title { font-size: 4rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* Обложка вместо снимка экрана — без хрома браузера. */
.shot--cover::before { display: none; }
.shot--cover { background: #06112a; }
.shot-note {
  margin: -14px 0 0; font-size: 0.8rem; line-height: 1.5;
  color: var(--text-mute); text-align: center;
}

/* Навигация в шапке. */
.topbar__nav { display: flex; align-items: center; gap: 14px; }
.topbar__link {
  display: none; font-size: 0.85rem; font-weight: 600; color: var(--text-dim);
  transition: color 0.2s ease;
}
.topbar__link:hover { color: #fff; }
@media (min-width: 720px) { .topbar__link { display: inline; } }

/* Три факта в сетке из двух колонок: последний занимает всю ширину. */
.about__facts .fact:last-child:nth-child(odd) { grid-column: 1 / -1; }

/* Все превью в одном формате 16:9 — карточки становятся одной высоты
   независимо от пропорций исходного снимка экрана. */
.shot img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top center;
}