/* ==========================================================================
   SULING EXPRESS ELEVATOR — Corporate site stylesheet
   Author: SULING EXPRESS web team
   ========================================================================== */

:root {
  --ink: #0d141c;
  --ink-2: #131c26;
  --ink-3: #1b2734;
  --body: #46535f;
  --muted: #7b8794;
  --line: #e3e7ec;
  --paper: #ffffff;
  --paper-2: #f5f6f8;
  --paper-3: #eef1f5;
  --gold: #b8874b;
  --gold-2: #cfa76d;
  --gold-soft: rgba(184, 135, 75, 0.12);
  --steel: #5d7285;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(13, 20, 28, 0.06), 0 2px 8px rgba(13, 20, 28, 0.04);
  --shadow-md: 0 8px 24px rgba(13, 20, 28, 0.08), 0 2px 6px rgba(13, 20, 28, 0.05);
  --shadow-lg: 0 24px 60px rgba(13, 20, 28, 0.14);
  --ff: "Inter", "Segoe UI", "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --ff-head: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --wrap: 1220px;
  --header-h: 82px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  font-family: var(--ff);
  font-size: 16.5px;
  line-height: 1.72;
  color: var(--body);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; border: 0; }

a { color: inherit; text-decoration: none; transition: color 0.25s var(--ease); }
a:hover { color: var(--gold); }

h1, h2, h3, h4, h5 {
  font-family: var(--ff-head);
  color: var(--ink);
  margin: 0 0 0.6em;
  font-weight: 650;
  line-height: 1.18;
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.05rem, 4.4vw, 3.55rem); letter-spacing: -0.028em; }
h2 { font-size: clamp(1.6rem, 2.6vw, 2.4rem); letter-spacing: -0.022em; }
h3 { font-size: clamp(1.15rem, 1.5vw, 1.4rem); }
h4 { font-size: 1.05rem; letter-spacing: -0.01em; }
p { margin: 0 0 1.1em; }
ul, ol { margin: 0 0 1.1em; padding-left: 1.15em; }
li { margin-bottom: 0.45em; }
strong { color: var(--ink); font-weight: 640; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2.4rem 0; }

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 12px 20px;
  z-index: 999;
}
.skip-link:focus { left: 12px; top: 12px; color: #fff; }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- Layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}
.wrap--narrow { max-width: 900px; }

.section { padding: clamp(56px, 7vw, 106px) 0; position: relative; }
.section--tight { padding: clamp(40px, 4.6vw, 68px) 0; }
.section--paper { background: var(--paper-2); }
.section--dark { background: var(--ink); color: #b9c4cf; }
.section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--dark strong { color: #fff; }
.section--edge-top { border-top: 1px solid var(--line); }

.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* ---------- Type helpers ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.735rem;
  font-weight: 640;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--gold);
  display: block;
}
.section--dark .eyebrow { color: var(--gold-2); }

.lead {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 68ch;
  line-height: 1.75;
}
.section--dark .lead { color: #98a5b3; }

.section-head { max-width: 760px; margin-bottom: clamp(30px, 3.6vw, 54px); }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head--center .eyebrow::before { display: none; }
.section-head--center .lead { margin-left: auto; margin-right: auto; }
.section-head h2 { margin-bottom: 16px; }
.section-head p:last-child { margin-bottom: 0; }

.text-gold { color: var(--gold); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  font-family: var(--ff);
  font-size: 0.93rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.28s var(--ease);
  text-align: center;
  line-height: 1.2;
}
.btn svg { width: 16px; height: 16px; flex: none; transition: transform 0.28s var(--ease); }
.btn:hover svg { transform: translateX(4px); }

.btn--primary { background: var(--gold); color: #fff; box-shadow: 0 6px 18px rgba(184, 135, 75, 0.28); }
.btn--primary:hover { background: #a5763d; color: #fff; box-shadow: 0 10px 26px rgba(184, 135, 75, 0.34); transform: translateY(-1px); }

.btn--ghost { border-color: rgba(255, 255, 255, 0.34); color: #fff; background: rgba(255, 255, 255, 0.04); }
.btn--ghost:hover { border-color: #fff; background: rgba(255, 255, 255, 0.1); color: #fff; }

.btn--outline { border-color: var(--line); color: var(--ink); background: #fff; }
.btn--outline:hover { border-color: var(--gold); color: var(--gold); background: #fff; }

.btn--sm { padding: 11px 20px; font-size: 0.85rem; }
.btn--block { width: 100%; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--ink);
}
.link-arrow span.a { display: inline-block; transition: transform 0.28s var(--ease); }
.link-arrow:hover { color: var(--gold); }
.link-arrow:hover span.a { transform: translateX(5px); }

/* ---------- Top bar ---------- */
.topbar {
  background: var(--ink);
  color: #8d9aa8;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}
.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 38px;
}
.topbar__list { display: flex; gap: 26px; list-style: none; margin: 0; padding: 0; }
.topbar__list li { margin: 0; display: flex; align-items: center; gap: 7px; }
.topbar__list svg { width: 13px; height: 13px; opacity: 0.7; color: var(--gold-2); }
.topbar a:hover { color: #fff; }
.topbar__tag { color: var(--gold-2); }

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s var(--ease), background 0.3s var(--ease);
}
.header.is-stuck { box-shadow: 0 6px 24px rgba(13, 20, 28, 0.09); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--header-h);
}

.brand { display: flex; align-items: center; gap: 13px; flex: none; }
.brand img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: 3px;
}
.brand__txt { display: flex; flex-direction: column; line-height: 1.12; }
.brand__name {
  font-family: var(--ff-head);
  font-weight: 720;
  font-size: 1.02rem;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.brand__sub {
  font-size: 0.66rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 3px;
}

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  position: relative;
  padding: 10px 14px;
  font-size: 0.905rem;
  font-weight: 520;
  color: #2c3a47;
  border-radius: 3px;
  white-space: nowrap;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 3px;
  height: 1.5px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); }
.nav a.is-active { color: var(--ink); font-weight: 620; }

.header__cta { display: flex; align-items: center; gap: 12px; flex: none; }
.header__cta .btn { padding: 12px 22px; font-size: 0.855rem; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 3px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.6px;
  background: var(--ink);
  position: relative;
  transition: background 0.2s;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 1.6px;
  background: var(--ink);
  transition: transform 0.28s var(--ease);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: clamp(520px, 78vh, 760px);
  display: flex;
  align-items: center;
  background: var(--ink);
  color: #d5dee6;
  overflow: hidden;
  isolation: isolate;
}
.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 45%;
  z-index: -2;
  transform: scale(1.02);
  animation: heroZoom 18s var(--ease) forwards;
}
@keyframes heroZoom { from { transform: scale(1.09); } to { transform: scale(1.0); } }

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(102deg, rgba(9, 15, 21, 0.94) 0%, rgba(9, 15, 21, 0.8) 42%, rgba(9, 15, 21, 0.34) 100%),
    linear-gradient(180deg, rgba(9, 15, 21, 0.5) 0%, rgba(9, 15, 21, 0) 32%, rgba(9, 15, 21, 0.55) 100%);
}

.hero__inner { padding: clamp(76px, 9vw, 120px) 0; max-width: 780px; }
.hero h1 { color: #fff; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--gold-2); }
.hero__lead {
  font-size: clamp(1rem, 1.25vw, 1.12rem);
  color: #b3c0cc;
  max-width: 58ch;
  margin-bottom: 34px;
  line-height: 1.78;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 52px; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 15px 7px 11px;
  border: 1px solid rgba(207, 167, 109, 0.42);
  border-radius: 100px;
  font-size: 0.76rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--gold-2);
  background: rgba(184, 135, 75, 0.1);
  margin-bottom: 26px;
}
.hero__badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-2);
  box-shadow: 0 0 0 3px rgba(207, 167, 109, 0.22);
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: clamp(20px, 4vw, 56px);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding-top: 26px;
  max-width: 680px;
}
.hero__metric b {
  display: block;
  font-family: var(--ff-head);
  font-size: clamp(1.5rem, 2.4vw, 2.05rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.hero__metric span {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: #8b99a7;
  margin-top: 7px;
  text-transform: uppercase;
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  position: relative;
  background: var(--ink-2);
  color: #b9c5d1;
  padding: clamp(52px, 6vw, 84px) 0 clamp(46px, 5vw, 66px);
  overflow: hidden;
  isolation: isolate;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 320px at 82% -30%, rgba(184, 135, 75, 0.22), transparent 68%),
    linear-gradient(120deg, #0d141c 0%, #16212c 62%, #1b2734 100%);
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.14) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 88%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 88%);
}
.page-hero h1 { color: #fff; font-size: clamp(1.85rem, 3.4vw, 2.9rem); margin-bottom: 16px; }
.page-hero p { color: #a9b6c2; max-width: 66ch; margin-bottom: 0; font-size: 1.02rem; }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  font-size: 0.79rem;
  color: #8b99a7;
  margin-bottom: 20px;
  list-style: none;
  padding: 0;
}
.breadcrumb li { margin: 0; display: flex; align-items: center; gap: 9px; }
.breadcrumb li + li::before { content: "/"; color: #4c5a68; }
.breadcrumb a { color: #a9b6c2; }
.breadcrumb a:hover { color: var(--gold-2); }
.breadcrumb [aria-current] { color: var(--gold-2); }

/* ---------- Cards ---------- */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px 28px;
  transition: transform 0.32s var(--ease), box-shadow 0.32s var(--ease), border-color 0.32s var(--ease);
  height: 100%;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: #d3dae1; }
.card h3 { font-size: 1.12rem; margin-bottom: 10px; }
.card p { font-size: 0.945rem; margin-bottom: 0; color: var(--body); }

.card__icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: var(--gold-soft);
  color: var(--gold);
  margin-bottom: 20px;
}
.card__icon svg { width: 22px; height: 22px; }

.card__num {
  font-family: var(--ff-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-bottom: 14px;
}

.section--dark .card {
  background: rgba(255, 255, 255, 0.035);
  border-color: rgba(255, 255, 255, 0.1);
}
.section--dark .card:hover { border-color: rgba(207, 167, 109, 0.45); background: rgba(255, 255, 255, 0.055); }
.section--dark .card p { color: #9dabb8; }
.section--dark .card__icon { background: rgba(207, 167, 109, 0.14); color: var(--gold-2); }

/* ---------- Product cards ---------- */
.product-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
  height: 100%;
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: #d8dee5; }
.product-card__media {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: var(--paper-3);
}
.product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.product-card:hover .product-card__media img { transform: scale(1.055); }
.product-card__cat {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(13, 20, 28, 0.82);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 2px;
}
.product-card__body {
  padding: 24px 24px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-card__body h3 { font-size: 1.1rem; margin-bottom: 9px; }
.product-card__body h3 a { color: inherit; }
.product-card__body h3 a:hover { color: var(--gold); }
.product-card__body p {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 20px;
  flex: 1;
}
.product-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 620;
  color: var(--ink);
  letter-spacing: 0.01em;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.product-card__link svg { width: 14px; height: 14px; transition: transform 0.28s var(--ease); }
.product-card:hover .product-card__link { color: var(--gold); }
.product-card:hover .product-card__link svg { transform: translateX(4px); }

/* ---------- Split / media ---------- */
.split {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: clamp(32px, 5vw, 76px);
  align-items: center;
}
.split--reverse .split__media { order: 2; }
.split__media { position: relative; }
.split__media img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.split__badge {
  position: absolute;
  left: -18px;
  bottom: -18px;
  background: var(--ink);
  color: #fff;
  padding: 20px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border-left: 3px solid var(--gold);
}
.split__badge b { display: block; font-size: 1.5rem; line-height: 1.1; font-weight: 700; }
.split__badge span { font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: #96a3b1; }

/* ---------- Lists ---------- */
.check-list { list-style: none; padding: 0; margin: 0 0 1.4em; }
.check-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 13px;
  font-size: 0.96rem;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 15px;
  height: 8px;
  border-left: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: rotate(-45deg);
}
.section--dark .check-list li::before { border-color: var(--gold-2); }
.section--dark .check-list li { color: #a7b4c0; }

/* ---------- Stats strip ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.stats__item {
  background: #fff;
  padding: 30px 26px;
  text-align: left;
}
.stats__item b {
  display: block;
  font-family: var(--ff-head);
  font-size: clamp(1.7rem, 2.6vw, 2.2rem);
  color: var(--ink);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
}
.stats__item span { display: block; font-size: 0.8rem; color: var(--muted); margin-top: 8px; letter-spacing: 0.03em; }
.section--dark .stats { background: rgba(255, 255, 255, 0.12); border-color: rgba(255, 255, 255, 0.12); }
.section--dark .stats__item { background: var(--ink-2); }
.section--dark .stats__item b { color: #fff; }
.section--dark .stats__item span { color: #8d9aa8; }

/* ---------- Steps ---------- */
.steps { counter-reset: step; display: grid; gap: 0; }
.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.step:last-child { border-bottom: 1px solid var(--line); }
.step::before {
  content: "0" counter(step);
  font-family: var(--ff-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
  padding-top: 2px;
}
.step h4 { margin-bottom: 6px; }
.step p { margin: 0; font-size: 0.95rem; color: var(--muted); max-width: 70ch; }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  background: var(--ink);
  color: #c3ced9;
  padding: clamp(48px, 6vw, 82px) 0;
  overflow: hidden;
  isolation: isolate;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(700px 280px at 12% 120%, rgba(184, 135, 75, 0.28), transparent 70%),
    radial-gradient(600px 240px at 92% -20%, rgba(93, 114, 133, 0.35), transparent 72%);
}
.cta-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin-bottom: 12px; max-width: 22ch; }
.cta-band p { margin: 0; max-width: 52ch; color: #a3b0bd; font-size: 0.98rem; }
.cta-band__actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--line); }
.faq details {
  border-bottom: 1px solid var(--line);
  padding: 0;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 46px 22px 0;
  position: relative;
  font-family: var(--ff-head);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--ink);
  line-height: 1.5;
  transition: color 0.25s var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--gold); }
.faq summary::after {
  content: "";
  position: absolute;
  right: 8px;
  top: 50%;
  width: 11px;
  height: 11px;
  margin-top: -7px;
  border-right: 1.6px solid var(--gold);
  border-bottom: 1.6px solid var(--gold);
  transform: rotate(45deg);
  transition: transform 0.3s var(--ease);
}
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -3px; }
.faq__answer { padding: 0 60px 26px 0; color: var(--body); font-size: 0.96rem; }
.faq__answer p:last-child { margin-bottom: 0; }
.section--dark .faq, .section--dark .faq details { border-color: rgba(255, 255, 255, 0.12); }
.section--dark .faq summary { color: #fff; }
.section--dark .faq__answer { color: #9dabb8; }

/* ---------- Spec table ---------- */
.specs { width: 100%; border-collapse: collapse; font-size: 0.94rem; background: #fff; }
.specs caption { text-align: left; font-size: 0.8rem; color: var(--muted); padding-bottom: 12px; }
.specs th, .specs td { padding: 14px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.specs th {
  width: 42%;
  font-weight: 560;
  color: var(--muted);
  background: var(--paper-2);
  font-size: 0.9rem;
}
.specs td { color: var(--ink); }
.specs tr:last-child th, .specs tr:last-child td { border-bottom: 0; }
.specs-wrap { border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }

/* ---------- Forms ---------- */
.form-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(26px, 3.4vw, 44px);
  box-shadow: var(--shadow-sm);
}
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 20px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field--full { grid-column: 1 / -1; }
.field label {
  font-size: 0.79rem;
  font-weight: 620;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #54626f;
}
.field label .req { color: var(--gold); }
.field input,
.field select,
.field textarea {
  width: 100%;
  font-family: var(--ff);
  font-size: 0.95rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid #d8dfe6;
  border-radius: var(--radius);
  padding: 13px 15px;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  appearance: none;
}
.field select {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%237b8794' stroke-width='1.6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  padding-right: 38px;
}
.field textarea { min-height: 128px; resize: vertical; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(184, 135, 75, 0.14);
}
.field input::placeholder,
.field textarea::placeholder { color: #a3adb8; }

.field--check { flex-direction: row; align-items: flex-start; gap: 11px; grid-column: 1 / -1; }
.field--check input {
  width: 17px;
  height: 17px;
  flex: none;
  margin-top: 3px;
  accent-color: var(--gold);
  padding: 0;
}
.field--check label {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.83rem;
  font-weight: 400;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}
.field--check a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }

/* honeypot — скрыто от людей, доступно ботам */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.form-note { font-size: 0.79rem; color: var(--muted); margin-top: 16px; line-height: 1.65; }
.form-status {
  margin-top: 16px;
  font-size: 0.88rem;
  padding: 12px 15px;
  border-radius: var(--radius);
  display: none;
}
.form-status.is-error {
  display: block;
  background: #fdf2f2;
  border: 1px solid #f5c7c7;
  color: #a3383a;
}

.form-success {
  display: none;
  text-align: center;
  padding: clamp(24px, 4vw, 46px) 8px;
}
.form-success__icon {
  width: 66px;
  height: 66px;
  border-radius: 50%;
  background: rgba(184, 135, 75, 0.12);
  color: var(--gold);
  display: grid;
  place-items: center;
  margin: 0 auto 22px;
}
.form-success__icon svg { width: 30px; height: 30px; }
.form-success h3 { margin-bottom: 10px; }
.form-success p { color: var(--muted); max-width: 46ch; margin: 0 auto 22px; font-size: 0.95rem; }
.form-panel.is-sent .form-body { display: none; }
.form-panel.is-sent .form-success { display: block; animation: fadeUp 0.5s var(--ease) both; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

/* ---------- Contact layout ---------- */
.contact-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(28px, 4vw, 56px); align-items: start; }
.info-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper-2);
  padding: 28px;
  margin-bottom: 18px;
}
.info-card h4 { margin-bottom: 8px; font-size: 0.95rem; }
.info-card p { margin: 0; font-size: 0.93rem; color: var(--body); }
.info-card__label {
  font-size: 0.72rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 650;
  display: block;
  margin-bottom: 12px;
}

/* ---------- Footer ---------- */
.footer {
  background: #0a1118;
  color: #8a97a4;
  font-size: 0.9rem;
  padding: clamp(52px, 6vw, 78px) 0 0;
}
.footer h4 {
  color: #fff;
  font-size: 0.79rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  margin-bottom: 20px;
  font-weight: 620;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.15fr;
  gap: clamp(28px, 4vw, 56px);
  padding-bottom: 52px;
}
.footer__brand { display: flex; gap: 13px; margin-bottom: 18px; align-items: center; }
.footer__brand img { width: 46px; height: 46px; object-fit: contain; border-radius: 3px; background: #fff; padding: 3px; }
.footer__brand b { color: #fff; font-size: 0.98rem; display: block; letter-spacing: 0.02em; }
.footer__brand span { font-size: 0.66rem; letter-spacing: 0.1em; color: #6f7d8a; text-transform: uppercase; }
.footer p { color: #8a97a4; font-size: 0.9rem; line-height: 1.75; }
.footer__list { list-style: none; padding: 0; margin: 0; }
.footer__list li { margin-bottom: 11px; }
.footer__list a { color: #96a3b1; font-size: 0.9rem; }
.footer__list a:hover { color: var(--gold-2); }
.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.79rem;
  color: #6d7b88;
}
.footer__bottom p { margin: 0; font-size: 0.79rem; color: #6d7b88; }

/* ---------- Feature hero (product detail) ---------- */
.pd-hero { background: #fff; padding: clamp(40px, 5vw, 70px) 0; }
.pd-hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(30px, 4.6vw, 70px);
  align-items: center;
}
.pd-hero__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--paper-3);
}
.pd-hero__media img { width: 100%; aspect-ratio: 16 / 11; object-fit: cover; }
.pd-hero h1 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 16px; }
.pd-hero .lead { margin-bottom: 24px; font-size: 1rem; }
.pd-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.pd-tag {
  font-size: 0.73rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #4c5a68;
  background: var(--paper-2);
  border: 1px solid var(--line);
  padding: 6px 12px;
  border-radius: 100px;
}

/* ---------- Article-ish body ---------- */
.prose h2 { margin-top: 2.2em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 1.8em; }
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: 9px; }
.prose > p { max-width: 76ch; }

.aside-box {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 24px 26px;
}
.aside-box h4 { margin-bottom: 10px; }
.aside-box p:last-child { margin-bottom: 0; }
.aside-box ul { margin: 0; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.75s var(--ease), transform 0.75s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Utilities ---------- */
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-4 { margin-bottom: 1.6rem !important; }
.text-center { text-align: center; }
.hide { display: none !important; }
.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;
}

/* ---------- Responsive ---------- */
@media (max-width: 1120px) {
  .nav a { padding: 10px 10px; font-size: 0.87rem; }
  .brand__sub { display: none; }
  .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer__grid > div:last-child { grid-column: 1 / -1; }
}

@media (max-width: 980px) {
  :root { --header-h: 72px; }
  .nav-toggle { display: flex; }
  .nav {
    position: fixed;
    inset: calc(var(--header-h) + 38px) 0 auto 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 20px 22px;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 40px rgba(13, 20, 28, 0.12);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.28s var(--ease), transform 0.28s var(--ease), visibility 0.28s;
    max-height: calc(100vh - var(--header-h) - 38px);
    overflow-y: auto;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav a { padding: 15px 4px; border-bottom: 1px solid var(--line); font-size: 0.98rem; }
  .nav a::after { display: none; }
  .nav a.is-active { color: var(--gold); }
  .header__cta .btn { display: none; }
  .topbar .wrap { height: 34px; }

  .hero { min-height: 0; }
  .hero__inner { padding: 62px 0 56px; }
  .hero__metrics { grid-template-columns: repeat(2, 1fr); gap: 22px 26px; }
  .split, .pd-hero__grid, .contact-grid { grid-template-columns: 1fr; }
  .split--reverse .split__media { order: 0; }
  .split__badge { left: 14px; bottom: -16px; padding: 14px 18px; }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .wrap { padding: 0 20px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__grid > div:first-child { grid-column: 1 / -1; }
  .footer__grid > div:last-child { grid-column: 1 / -1; }
  .step { grid-template-columns: 1fr; gap: 8px; padding: 22px 0; }
  .step::before { padding-top: 0; }
  .topbar__list { gap: 18px; font-size: 0.72rem; }
  .topbar__list:first-of-type { display: none; }
  .hero__actions .btn { flex: 1 1 auto; }
  .split__badge { position: static; margin-top: 16px; display: inline-block; }
  .faq__answer { padding-right: 12px; }
  .specs th, .specs td { padding: 12px 14px; font-size: 0.88rem; }
  .specs th { width: 46%; }
}

@media (max-width: 460px) {
  .brand img { width: 44px; height: 44px; }
  .brand__name { font-size: 0.9rem; }
  .hero__metrics { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .btn { padding: 14px 22px; }
}

/* ---------- Print ---------- */
@media print {
  .header, .topbar, .footer, .cta-band, .nav-toggle { display: none !important; }
  body { color: #000; }
  .page-hero { background: #fff; color: #000; }
  .page-hero h1, .page-hero p { color: #000; }
}

/* ---------- Two-column layout with sticky aside ---------- */
.aside-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 336px;
  gap: clamp(32px, 4.4vw, 60px);
  align-items: start;
}
.aside-sticky { position: sticky; top: calc(var(--header-h) + 24px); }

/* ---------- Product quick facts ---------- */
.pd-quick {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
}
.pd-quick > div { background: #fff; padding: 16px 18px; }
.pd-quick b {
  display: block;
  font-size: 0.98rem;
  color: var(--ink);
  font-weight: 650;
  line-height: 1.35;
  letter-spacing: -0.01em;
}
.pd-quick span {
  display: block;
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-top: 5px;
}

@media (max-width: 980px) {
  .aside-layout { grid-template-columns: 1fr; }
  .aside-sticky { position: static; }
  .pd-quick { grid-template-columns: 1fr 1fr; }
  .prose ul[style*="columns"] { columns: 1 !important; }
}