/* ═══════════════════════════════════════════════════════════════
   NamAgroTech Landing — style.css
   ═══════════════════════════════════════════════════════════════ */

@font-face {
  font-family: 'Siberiana';
  src: url('../fonts/Siberiana.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green-dark:   #2b5c18;
  --green-mid:    #4a8c2a;
  --green-light:  #76b93e;
  --green-pale:   #f0f8ea;
  --green-hero:   #1e4512;
  --accent:       #8bc34a;
  --white:        #ffffff;
  --text:         #1e2d18;
  --text-muted:   #5a6e4e;
  --border:       #d4e8c2;
  --shadow:       0 4px 24px rgba(43,92,24,.10);
  --radius:       12px;
  --radius-lg:    20px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
}

h1,h2,h3 { font-family: 'Siberiana', 'Segoe UI', Arial, sans-serif; line-height: 1.2; }

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

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: all .2s;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn--sm  { padding: 8px 18px; font-size: 14px; }
.btn--lg  { padding: 16px 32px; font-size: 16px; }
.btn--full { width: 100%; }

.btn--primary {
  background: var(--green-light);
  color: var(--white);
  border-color: var(--green-light);
}
.btn--primary:hover { background: var(--green-mid); border-color: var(--green-mid); }

.btn--outline {
  background: transparent;
  color: var(--green-dark);
  border-color: var(--green-dark);
}
.btn--outline:hover { background: var(--green-pale); }

.btn--white {
  background: var(--white);
  color: var(--green-dark);
  border-color: var(--white);
}
.btn--white:hover { background: var(--green-pale); }

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s;
}
.navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 2px 16px rgba(0,0,0,.08);
}
.navbar__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 68px;
}
.navbar__logo { flex-shrink: 0; }
.navbar__links {
  display: flex;
  gap: 24px;
  flex: 1;
}
.navbar__links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  transition: color .15s;
}
.navbar__links a:hover { color: var(--green-dark); }

/* ── Hero ── */
.hero {
  background: linear-gradient(135deg, var(--green-hero) 0%, var(--green-dark) 100%);
  position: relative;
  color: var(--white);
  padding-top: 68px; /* navbar height */
}
.hero__video-overlay { display: none; }

/* ── Section video background ── */
.section--video-bg {
  position: relative;
  overflow: hidden;
}
.section__video-bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.section__video-overlay {
  position: absolute;
  inset: 0;
  background: rgba(5, 30, 5, 0.62);
  z-index: 1;
}
.section--video-bg .container {
  position: relative;
  z-index: 2;
}
.hero__layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - 68px - 80px);
  align-items: center;
  gap: 0;
  padding: 60px 24px 0;
  max-width: 1160px;
  margin: 0 auto;
}

/* Left text column */
.hero__left { padding-right: 40px; }
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: 13px;
  margin-bottom: 20px;
  letter-spacing: .03em;
}
.hero__title {
  font-size: clamp(42px, 5.5vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.02em;
  margin-bottom: 8px;
}
.hero__brand {
  font-size: 18px;
  font-weight: 600;
  color: var(--green-light);
  margin-bottom: 20px;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.hero__sub {
  font-size: 17px;
  color: rgba(255,255,255,.65);
  margin-bottom: 36px;
  line-height: 1.6;
  max-width: 420px;
}
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn--ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.35);
}
.btn--ghost:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.6); }

/* Right image column */
.hero__right {
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.hero__img-wrap {
  position: relative;
  width: 100%;
  max-width: 520px;
}
.hero__img-wrap img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
  border-radius: 20px 20px 0 0;
  box-shadow: 0 -20px 80px rgba(118,185,62,.25);
}

/* Floating spec chips */
.hero__chip {
  position: absolute;
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 12px;
  padding: 10px 16px;
  text-align: center;
  min-width: 80px;
}
.hero__chip-num {
  display: block;
  font-size: 22px;
  font-weight: 700;
  font-family: 'Siberiana', sans-serif;
  color: var(--white);
  line-height: 1;
}
.hero__chip-label {
  display: block;
  font-size: 11px;
  color: rgba(255,255,255,.65);
  margin-top: 3px;
  white-space: nowrap;
}
.hero__chip--1 { top: 40px; left: -28px; }
.hero__chip--2 { top: 160px; right: -20px; }
.hero__chip--3 { bottom: 60px; left: -20px; }

/* Bottom stats bar */
.hero__bottom {
  background: rgba(255,255,255,.05);
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 24px 0;
  margin-top: 0;
}
.hero__stats {
  display: flex;
  align-items: center;
  gap: 0;
  justify-content: space-around;
}
.hero__stat { text-align: center; }
.hero__stat-num {
  display: block;
  font-size: 28px;
  font-weight: 700;
  font-family: 'Siberiana', sans-serif;
  color: var(--white);
}
.hero__stat-label { font-size: 13px; color: rgba(255,255,255,.55); }
.hero__stat-divider { width: 1px; height: 36px; background: rgba(255,255,255,.15); }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 14px;
  margin-bottom: 24px;
}
.hero__title {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero__sub {
  font-size: 18px;
  opacity: .85;
  margin-bottom: 36px;
  max-width: 600px;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero__actions .btn--outline {
  color: var(--white);
  border-color: rgba(255,255,255,.6);
}
.hero__actions .btn--outline:hover { background: rgba(255,255,255,.1); }

.hero__stats {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.hero__stat { text-align: center; }
.hero__stat-num {
  display: block;
  font-size: 28px;
  font-weight: 700;
  font-family: 'Siberiana', sans-serif;
}
.hero__stat-label { font-size: 13px; opacity: .7; }
.hero__stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,.2); }

/* ── Expo ── */
.expo__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: 260px 260px;
  gap: 12px;
}
.expo__item {
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255,255,255,.05);
}
.expo__item--wide {
  grid-column: span 2;
}
.expo__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .35s;
}
.expo__item:hover img { transform: scale(1.05); }

/* ── Gallery ── */
.gallery__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto auto;
  gap: 12px;
}
.gallery__item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--border);
}
.gallery__item--wide {
  grid-column: span 2;
  aspect-ratio: 16/9;
}
.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .3s;
}
.gallery__item:hover img { transform: scale(1.04); }

/* ── Section common ── */
.section { padding: 80px 0; }
.section--light { background: var(--green-pale); }
.section--green {
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-mid) 100%);
  color: var(--white);
}
.section--video-bg.section--green {
  background: var(--green-dark); /* fallback пока видео грузится */
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-tag {
  display: inline-block;
  background: var(--green-pale);
  color: var(--green-mid);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-tag--white {
  background: rgba(255,255,255,.15);
  color: var(--white);
  border-color: rgba(255,255,255,.3);
}
.section-title { font-size: clamp(26px, 3.5vw, 38px); color: var(--green-dark); }
.section-title--white { color: var(--white); }
.section-sub { color: var(--text-muted); margin-top: 12px; font-size: 17px; }

/* ── About ── */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.fact-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.fact-item:last-child { border-bottom: none; }
.fact-icon { font-size: 28px; flex-shrink: 0; }
.fact-item strong { display: block; font-size: 16px; color: var(--green-dark); margin-bottom: 4px; }
.fact-item p { color: var(--text-muted); font-size: 14px; }

.about__certs { display: flex; flex-direction: column; gap: 20px; }
.cert-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.cert-card--green { border-color: var(--green-light); background: var(--green-pale); }
.cert-card__icon { font-size: 32px; margin-bottom: 8px; }
.cert-card__title { font-size: 18px; font-weight: 700; color: var(--green-dark); }
.cert-card__num { font-size: 12px; color: var(--text-muted); margin: 4px 0 10px; font-family: monospace; }
.cert-card__text { font-size: 14px; color: var(--text-muted); margin-bottom: 14px; }
.cert-download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--green-mid);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
  transition: background .15s, color .15s;
}
.cert-download:hover { background: var(--green-pale); color: var(--green-dark); }

/* ── Advantages ── */
.advantages__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.adv-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  position: relative;
  transition: box-shadow .2s, transform .2s;
}
.adv-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.adv-card__num {
  position: absolute;
  top: 20px; right: 24px;
  font-size: 13px;
  font-weight: 700;
  color: var(--border);
  letter-spacing: .05em;
}
.adv-card__icon { font-size: 36px; margin-bottom: 16px; }
.adv-card__title { font-size: 18px; font-weight: 700; color: var(--green-dark); margin-bottom: 10px; }
.adv-card__text { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* ── Specs ── */
.specs__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 36px;
}
.spec-card {
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
}
.spec-card--big { border-color: var(--green-light); }
.spec-card__value {
  font-size: 48px;
  font-weight: 700;
  color: var(--green-dark);
  font-family: 'Siberiana', sans-serif;
  line-height: 1;
  margin-bottom: 8px;
}
.spec-card__label {
  display: inline-block;
  background: var(--green-light);
  color: var(--white);
  border-radius: 4px;
  padding: 3px 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
  margin-bottom: 12px;
}
.spec-card__desc { font-size: 14px; color: var(--text-muted); }

.specs__extra {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.spec-extra-item {
  flex: 1;
  padding: 20px 24px;
  font-size: 14px;
  color: var(--text-muted);
  border-right: 1px solid var(--border);
}
.spec-extra-item:last-child { border-right: none; }
.spec-extra-item strong { color: var(--green-dark); display: block; margin-bottom: 4px; }

/* ── Process (green bg) ── */
.process__steps {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 56px;
}
.process-step {
  flex: 1;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
}
.process-step__num {
  font-size: 12px;
  font-weight: 700;
  opacity: .5;
  letter-spacing: .1em;
  margin-bottom: 12px;
}
.process-step__icon { font-size: 40px; margin-bottom: 16px; }
.process-step h3 { font-size: 18px; margin-bottom: 10px; color: var(--white); }
.process-step p { font-size: 14px; opacity: .8; line-height: 1.6; }
.process-step__arrow {
  font-size: 24px;
  opacity: .4;
  align-self: center;
  flex-shrink: 0;
  margin-top: -20px;
}

.capacity__stats {
  display: flex;
  gap: 0;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius);
  overflow: hidden;
}
.cap-stat {
  flex: 1;
  text-align: center;
  padding: 28px 20px;
  border-right: 1px solid rgba(255,255,255,.2);
}
.cap-stat:last-child { border-right: none; }
.cap-stat__num {
  font-size: 36px;
  font-weight: 700;
  font-family: 'Siberiana', sans-serif;
  color: var(--white);
  display: block;
}
.cap-stat__label { font-size: 14px; opacity: .7; }

/* ── Samples ── */
.samples__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.samples__text .section-tag { margin-bottom: 12px; }
.samples__text .section-title { text-align: left; margin-bottom: 16px; }
.samples__text p { color: var(--text-muted); margin-bottom: 24px; font-size: 16px; }
.samples__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
}
.samples__list li { color: var(--text-muted); font-size: 15px; }

.samples__visual {
  display: flex;
  justify-content: center;
}
.samples__photo {
  width: 100%;
  max-width: 420px;
  height: 360px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  display: block;
}
.samples__badge-big {
  background: linear-gradient(135deg, var(--green-dark), var(--green-mid));
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  width: 280px;
}
.samples__badge-icon { font-size: 56px; margin-bottom: 16px; }
.samples__badge-title { font-size: 24px; font-weight: 700; margin-bottom: 8px; font-family: 'Siberiana', sans-serif; }
.samples__badge-sub { font-size: 14px; opacity: .75; }

/* ── Pricing ── */
.pricing__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 800px;
  margin: 0 auto 20px;
}
.price-card {
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.price-card--featured {
  background: linear-gradient(150deg, var(--green-dark), var(--green-mid));
  border-color: transparent;
  color: var(--white);
}
.price-card__tag {
  display: inline-block;
  background: var(--green-pale);
  color: var(--green-mid);
  border-radius: 100px;
  padding: 3px 12px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 16px;
  align-self: flex-start;
}
.price-card__tag--white {
  background: rgba(255,255,255,.2);
  color: var(--white);
}
.price-card__term {
  font-size: 32px;
  font-weight: 800;
  font-family: 'Siberiana', sans-serif;
  line-height: 1;
}
.price-card__name { font-size: 14px; color: var(--text-muted); margin-bottom: 20px; }
.price-card--featured .price-card__name { color: rgba(255,255,255,.7); }

.price-card__price {
  font-size: 48px;
  font-weight: 800;
  color: var(--green-dark);
  font-family: 'Siberiana', sans-serif;
  margin-bottom: 24px;
}
.price-card--featured .price-card__price { color: var(--white); }
.price-card__price span { font-size: 20px; font-weight: 400; opacity: .6; }

.price-card__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
  flex: 1;
}
.price-card__list li {
  font-size: 14px;
  color: var(--text-muted);
  padding-left: 18px;
  position: relative;
}
.price-card__list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green-light);
  font-weight: 700;
}
.price-card--featured .price-card__list li { color: rgba(255,255,255,.8); }
.price-card--featured .price-card__list li::before { color: rgba(255,255,255,.6); }

.pricing__note { text-align: center; font-size: 13px; color: var(--text-muted); max-width: 600px; margin: 0 auto; }

/* ── Contacts ── */
.contacts__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 36px;
}
.contact-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: box-shadow .2s;
}
.contact-card:hover { box-shadow: var(--shadow); }
.contact-card__name { font-size: 18px; font-weight: 700; color: var(--green-dark); margin-bottom: 2px; }
.contact-card__role { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
.contact-card__phone {
  font-size: 16px;
  font-weight: 600;
  color: var(--green-dark);
  margin-bottom: 4px;
}
.contact-card__phone:hover { color: var(--green-light); }
.contact-card__email { font-size: 14px; color: var(--text-muted); margin-bottom: 16px; }
.contact-card__email:hover { color: var(--green-dark); }
.contact-card__messengers { display: flex; gap: 8px; margin-top: auto; }
.messenger-btn {
  flex: 1;
  text-align: center;
  padding: 8px 0;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  transition: opacity .15s;
}
.messenger-btn:hover { opacity: .85; }
.messenger-btn--wa { background: #25D366; color: #fff; }
.messenger-btn--tg { background: #2AABEE; color: #fff; }

.contacts__address {
  background: var(--green-pale);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 32px;
  display: flex;
  gap: 48px;
}
.address-item { font-size: 14px; color: var(--text-muted); }
.address-item strong { color: var(--green-dark); }
.map-link { color: var(--green-mid); font-weight: 600; }
.map-link:hover { color: var(--green-dark); }

/* ── Navbar right ── */
.navbar__right { display: flex; align-items: center; gap: 16px; margin-left: auto; }
.navbar__tg {
  font-size: 14px;
  font-weight: 600;
  color: #2AABEE;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: opacity .15s;
}
.navbar__tg:hover { opacity: .75; }

/* ── Telegram channel block ── */
.contacts__tg-channel { margin-bottom: 24px; }
.tg-channel-btn {
  display: flex;
  align-items: center;
  gap: 20px;
  background: #2AABEE;
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  transition: opacity .15s;
}
.tg-channel-btn:hover { opacity: .9; }
.tg-channel-btn__icon { font-size: 32px; flex-shrink: 0; }
.tg-channel-btn__title { font-size: 18px; font-weight: 700; }
.tg-channel-btn__sub { font-size: 14px; opacity: .8; margin-top: 2px; }
.tg-channel-btn__arrow { font-size: 22px; margin-left: auto; flex-shrink: 0; opacity: .7; }

/* ── Footer ── */
.footer {
  background: var(--green-dark);
  color: rgba(255,255,255,.7);
  padding: 32px 0;
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.footer__left {
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer__left img { filter: brightness(0) invert(1); opacity: .85; }
.footer__left p { font-size: 14px; }
.footer__right { text-align: right; font-size: 13px; }
.footer__right p + p { margin-top: 4px; }

/* ── Stock layout ── */
.stock__layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 28px;
  align-items: start;
}
.stock__barrel-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  display: block;
}
.stock__right { display: flex; flex-direction: column; gap: 16px; }

@media (max-width: 860px) {
  .stock__layout { grid-template-columns: 1fr; }
  .stock__barrel-img { height: 200px; }
}

/* ── Stock download ── */
.stock__download-block {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--white);
  border: 2px solid var(--green-light);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 16px;
}
.stock__download-info { display: flex; align-items: center; gap: 20px; }
.stock__download-icon { font-size: 40px; }
.stock__download-title { font-size: 20px; font-weight: 700; color: var(--green-dark); margin-bottom: 4px; }
.stock__download-sub { font-size: 14px; color: var(--text-muted); }

/* ── Stock table ── */
.stock__totals {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.stock__total-item {
  background: var(--white);
  border: 2px solid var(--green-light);
  border-radius: var(--radius);
  padding: 20px 24px;
  text-align: center;
}
.stock__total-num {
  display: block;
  font-size: 36px;
  font-weight: 700;
  font-family: 'Siberiana', sans-serif;
  color: var(--green-dark);
}
.stock__total-label { font-size: 13px; color: var(--text-muted); }

.stock__table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  max-height: 480px;
  overflow-y: auto;
}
.stock__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--white);
}
.stock__table thead {
  position: sticky;
  top: 0;
  background: var(--green-dark);
  color: var(--white);
  z-index: 1;
}
.stock__table th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  white-space: nowrap;
}
.stock__table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--green-pale);
  color: var(--text);
  white-space: nowrap;
}
.stock__table tbody tr:hover { background: var(--green-pale); }
.stock__table tbody tr:last-child td { border-bottom: none; }
.stock__note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--text-muted);
  text-align: center;
}
.stock__note a { color: var(--green-mid); font-weight: 600; }

/* ── Requisites ── */
.req-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
}
.req-table__col {
  padding: 0;
}
.req-table__col + .req-table__col {
  border-left: 1px solid var(--border);
}
.req-table__head {
  font-size: 13px;
  font-weight: 700;
  color: var(--green-dark);
  background: var(--green-pale);
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
}
.req-table__section-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--green-dark);
  background: #f5faf0;
  padding: 10px 20px;
  border-bottom: 1px solid var(--border);
  border-top: 1px solid var(--border);
}
.req-table__col .req-table__section-title:first-of-type {
  border-top: none;
}
.req-table__row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 0;
  font-size: 13px;
  border-bottom: 1px solid var(--green-pale);
  min-height: 34px;
}
.req-table__row:last-child { border-bottom: none; }
.req-table__row span:first-child {
  color: var(--text-muted);
  padding: 8px 20px;
  border-right: 1px solid var(--green-pale);
  background: #fafcf8;
}
.req-table__row span:last-child {
  color: var(--text);
  padding: 8px 16px;
  font-size: 12px;
  font-family: monospace;
  word-break: break-word;
}

@media (max-width: 860px) {
  .req-table { grid-template-columns: 1fr; }
  .req-table__col + .req-table__col { border-left: none; border-top: 2px solid var(--border); }
}

/* ── Scroll to top ── */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: var(--green-dark);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 4px 16px rgba(0,0,0,.2);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
  z-index: 50;
}
.scroll-top.visible { opacity: 1; pointer-events: all; }
.scroll-top:hover { background: var(--green-mid); }

/* ═══════════════════════════════════════════════════════════════
   Responsive
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
  .advantages__grid { grid-template-columns: repeat(2, 1fr); }
  .about__grid { grid-template-columns: 1fr; gap: 32px; }
  .navbar__links { display: none; }
  .hero__layout { grid-template-columns: 1fr; min-height: auto; padding-bottom: 0; }
  .hero__left { padding-right: 0; text-align: center; padding-bottom: 32px; }
  .hero__left .hero__sub { margin: 0 auto 36px; }
  .hero__left .hero__actions { justify-content: center; }
  .hero__right { display: flex; justify-content: center; }
  .hero__img-wrap { max-width: 100%; border-radius: 0; }
  .hero__img-wrap img { border-radius: 0; height: 300px; }
  .gallery__grid { grid-template-columns: repeat(2, 1fr); }
  .gallery__item--wide { grid-column: span 2; }
}

@media (max-width: 900px) {
  .expo__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto;
  }
  .expo__item--wide { grid-column: span 2; }
  .expo__item, .expo__item--wide { height: 200px; }
}

@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .hero { padding: 110px 0 56px; }
  .hero__stats { gap: 20px; }
  .hero__stat-divider { display: none; }

  .specs__grid { grid-template-columns: 1fr; }
  .advantages__grid { grid-template-columns: 1fr; }
  .contacts__grid { grid-template-columns: 1fr; }
  .pricing__grid { grid-template-columns: 1fr; max-width: 420px; }

  .process__steps { flex-direction: column; }
  .process-step__arrow { transform: rotate(90deg); align-self: center; }

  .specs__extra { flex-direction: column; }
  .spec-extra-item { border-right: none; border-bottom: 1px solid var(--border); }
  .spec-extra-item:last-child { border-bottom: none; }

  .samples__inner { grid-template-columns: 1fr; gap: 32px; }
  .samples__visual { display: none; }

  .contacts__address { flex-direction: column; gap: 16px; }

  .footer__inner { flex-direction: column; text-align: center; }
  .footer__right { text-align: center; }

  .capacity__stats { flex-direction: column; }
  .cap-stat { border-right: none; border-bottom: 1px solid rgba(255,255,255,.2); }
  .cap-stat:last-child { border-bottom: none; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }
  .hero__stats { flex-direction: column; align-items: flex-start; gap: 12px; }
}