/* ================================================================
   ОСП КУРЫЛЫС — Зерносушилки Казахстан
   style.css — BEM methodology, mobile-first responsive
   ================================================================ */

/* ----------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   ---------------------------------------------------------------- */
:root {
  /* Colors */
  --color-gold:        #D4982A;
  --color-gold-light:  #E8B04A;
  --color-gold-dark:   #B07E1F;
  --color-dark:        #0D1117;
  --color-dark-2:      #161B22;
  --color-dark-3:      #1E2530;
  --color-dark-4:      #242D3A;
  --color-dark-card:   #1A2130;
  --color-text:        #E6EAF0;
  --color-text-muted:  #8A96A8;
  --color-text-dim:    #5A6578;
  --color-white:       #FFFFFF;
  --color-border:      rgba(255,255,255,0.08);
  --color-border-gold: rgba(212,152,42,0.25);

  /* Typography */
  --font-display: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-body:    'Segoe UI', system-ui, -apple-system, sans-serif;

  /* Type scale */
  --text-xs:   0.75rem;    /* 12px */
  --text-sm:   0.875rem;   /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg:   1.125rem;   /* 18px */
  --text-xl:   1.25rem;    /* 20px */
  --text-2xl:  1.5rem;     /* 24px */
  --text-3xl:  1.875rem;   /* 30px */
  --text-4xl:  2.25rem;    /* 36px */
  --text-5xl:  3rem;       /* 48px */
  --text-6xl:  3.75rem;    /* 60px */
  --text-7xl:  4.5rem;     /* 72px */

  /* Spacing */
  --space-section: 100px;
  --container-max: 1280px;
  --container-pad: 24px;

  /* Radius */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  28px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(0,0,0,0.3);
  --shadow-gold: 0 4px 20px rgba(212,152,42,0.25);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-dark);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ----------------------------------------------------------------
   Utility Classes
   ---------------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

/* ----------------------------------------------------------------
   Section Eyebrow & Title
   ---------------------------------------------------------------- */
.section-eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  padding: 6px 14px;
  border: 1px solid var(--color-border-gold);
  border-radius: 100px;
  margin-bottom: 20px;
}

.section-eyebrow--light {
  color: var(--color-gold);
}

.section-title {
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 700;
  line-height: 1.15;
  color: color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.section-title--light {
  color: var(--color-white);
}

/* ----------------------------------------------------------------
   Buttons
   ---------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  white-space: nowrap;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.01em;
}

.btn--lg {
  padding: 16px 36px;
  font-size: var(--text-lg);
}

.btn--full {
  width: 100%;
}

.btn--gold {
  background-color: var(--color-gold);
  color: var(--color-dark);
}

.btn--gold:hover {
  background-color: var(--color-gold-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn--gold:active {
  transform: translateY(0);
}

.btn--outline-white {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,0.35);
}

.btn--outline-white:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-2px);
}

/* Button loading state */
.btn__loader {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0,0,0,0.2);
  border-top-color: var(--color-dark);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.btn--loading .btn__loader {
  display: block;
}

.btn--loading .btn__text {
  opacity: 0.7;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ----------------------------------------------------------------
   Scroll Reveal Animation
   ---------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delays for grid children */
.products__grid .reveal:nth-child(2) { transition-delay: 0.12s; }
.products__grid .reveal:nth-child(3) { transition-delay: 0.24s; }
.advantages__grid .reveal:nth-child(2) { transition-delay: 0.08s; }
.advantages__grid .reveal:nth-child(3) { transition-delay: 0.16s; }
.advantages__grid .reveal:nth-child(4) { transition-delay: 0.24s; }
.advantages__grid .reveal:nth-child(5) { transition-delay: 0.32s; }
.advantages__grid .reveal:nth-child(6) { transition-delay: 0.40s; }
.projects__grid .reveal:nth-child(2) { transition-delay: 0.12s; }
.projects__grid .reveal:nth-child(3) { transition-delay: 0.24s; }

/* ================================================================
   HEADER
   ================================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0;
  transition: background-color var(--transition-base), box-shadow var(--transition-base),
              padding var(--transition-base);
}

.header--scrolled {
  background-color: rgba(13, 17, 23, 0.97);
  box-shadow: 0 1px 0 var(--color-border), 0 8px 32px rgba(0,0,0,0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  height: 76px;
  display: flex;
  align-items: center;
  gap: 32px;
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header__logo-icon {
  font-size: 24px;
  color: var(--color-gold);
}

.header__logo-text {
  font-size: var(--text-lg);
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--color-white);
}

.header__logo-text strong {
  font-weight: 800;
  color: var(--color-gold);
}

/* Nav */
.header__nav {
  flex: 1;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.header__nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.header__nav-link:hover {
  color: var(--color-white);
  background-color: rgba(255,255,255,0.06);
}

/* Actions */
.header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.header__phone {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.header__phone:hover {
  color: var(--color-gold);
}

.header__cta {
  padding: 10px 20px;
  font-size: var(--text-sm);
}

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 18px;
  padding: 0;
  margin-left: auto;
  flex-shrink: 0;
  z-index: 1001;
}

.burger__line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}

.burger--open .burger__line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.burger--open .burger__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.burger--open .burger__line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ----------------------------------------------------------------
   Mobile Menu
   ---------------------------------------------------------------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background-color: var(--color-dark-2);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateX(100%);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.mobile-menu--open {
  opacity: 1;
  pointer-events: all;
  transform: translateX(0);
}

.mobile-menu__nav {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 40px 24px;
  width: 100%;
}

.mobile-menu__list {
  display: flex;
  flex-direction: column;
  gap: 0;
  width: 100%;
  margin-bottom: 24px;
}

.mobile-menu__link {
  display: block;
  padding: 16px 0;
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.mobile-menu__link:hover {
  color: var(--color-gold);
}

.mobile-menu__phone {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 16px;
}

.mobile-menu__cta {
  width: 100%;
  max-width: 320px;
}

/* ================================================================
   HERO SECTION
   ================================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding-top: 76px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    #0a0e16 0%,
    #0d1520 35%,
    #101c2c 65%,
    #0e1a28 100%
  );
}

.hero__bg-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 60% 50%, rgba(212,152,42,0.06) 0%, transparent 65%);
}

.hero__bg-graphic {
  position: absolute;
  bottom: 0;
  right: -5%;
  width: 65%;
  height: auto;
  pointer-events: none;
}

.hero__container {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 80px var(--container-pad) 100px;
  max-width: 760px;
  padding-left: max(var(--container-pad), calc((100vw - var(--container-max)) / 2 + var(--container-pad)));
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  background: rgba(212,152,42,0.1);
  border: 1px solid rgba(212,152,42,0.25);
  padding: 7px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero__title {
  font-size: clamp(var(--text-4xl), 7vw, var(--text-7xl));
  font-weight: 800;
  line-height: 1.06;
  color: var(--color-white);
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero__title-accent {
  color: var(--color-gold);
}

.hero__subtitle {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 40px;
  max-width: 600px;
}

.hero__br {
  display: none;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 56px;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  padding: 24px 28px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  backdrop-filter: blur(4px);
}

.hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  min-width: 100px;
  padding: 8px 16px;
}

.hero__stat-value {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.hero__stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: var(--color-border);
  flex-shrink: 0;
}

/* Scroll hint */
.hero__scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-dim);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  animation: float 2.5s ease-in-out infinite;
}

.hero__scroll:hover {
  color: var(--color-gold);
}

.hero__scroll-arrow {
  font-size: var(--text-lg);
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* ================================================================
   ABOUT SECTION
   ================================================================ */
.about {
  padding: var(--space-section) 0;
  background-color: #F4F5F7;
}

.about__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__content .section-eyebrow {
  color: var(--color-gold-dark);
  border-color: rgba(176,126,31,0.3);
}

.about__text {
  font-size: var(--text-base);
  color: #555E6B;
  line-height: 1.75;
  margin-bottom: 20px;
}

.about__text:last-of-type {
  margin-bottom: 32px;
}

.about__content .btn--gold {
  color: #0D1117;
}

.about__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about__card {
  background: var(--color-white);
  border: 1px solid #E8EAED;
  border-radius: var(--radius-md);
  padding: 24px 20px;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.about__card:hover {
  border-color: var(--color-gold);
  box-shadow: 0 4px 16px rgba(212,152,42,0.1);
}

.about__card-icon {
  font-size: 28px;
  display: block;
  margin-bottom: 12px;
}

.about__card strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}

.about__card p {
  font-size: var(--text-sm);
  color: #6B7585;
  line-height: 1.55;
}

/* ================================================================
   PRODUCTS SECTION
   ================================================================ */
.products {
  padding: var(--space-section) 0;
  background-color: var(--color-dark-2);
}

.products__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.products__header {
  text-align: center;
  margin-bottom: 60px;
}

.products__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.6;
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Product Card */
.product-card {
  background: var(--color-dark-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), transform var(--transition-base),
              box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  border-color: var(--color-border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.product-card__image {
  position: relative;
  overflow: hidden;
}

.product-card__image svg {
  width: 100%;
  height: auto;
}

.product-card__badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--color-gold);
  color: var(--color-dark);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 100px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.product-card__badge--dark {
  background: var(--color-dark-3);
  color: var(--color-gold);
  border: 1px solid var(--color-border-gold);
}

.product-card__body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-card__title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
  line-height: 1.3;
}

.product-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
  flex: 1;
}

.product-card__specs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  padding: 16px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.product-card__specs li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
  gap: 8px;
}

.product-card__specs li span:first-child {
  color: var(--color-text-muted);
}

.product-card__specs li span:last-child {
  color: var(--color-white);
  font-weight: 600;
  text-align: right;
}

/* ================================================================
   CROPS SECTION
   ================================================================ */
.crops {
  padding: 70px 0;
  background-color: #F4F5F7;
}

.crops__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.crops__header {
  text-align: center;
  margin-bottom: 48px;
}

.crops__header .section-eyebrow {
  color: var(--color-gold-dark);
  border-color: rgba(176,126,31,0.3);
}

.crops__grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 16px;
}

.crop-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 12px;
  background: var(--color-white);
  border: 1px solid #E8EAED;
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast),
              transform var(--transition-fast);
  cursor: default;
}

.crop-item:hover {
  border-color: var(--color-gold);
  box-shadow: 0 4px 16px rgba(212,152,42,0.12);
  transform: translateY(-3px);
}

.crop-item__icon {
  font-size: 28px;
  line-height: 1;
}

.crop-item span {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-dark-3);
  text-align: center;
}

/* ================================================================
   ADVANTAGES SECTION
   ================================================================ */
.advantages {
  padding: var(--space-section) 0;
  background: linear-gradient(180deg, var(--color-dark-2) 0%, var(--color-dark-3) 100%);
}

.advantages__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.advantages__header {
  text-align: center;
  margin-bottom: 64px;
}

.advantages__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Advantage Card */
.advantage-card {
  background: var(--color-dark-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: border-color var(--transition-base), transform var(--transition-base);
  overflow: hidden;
}

.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.advantage-card:hover {
  border-color: var(--color-border-gold);
  transform: translateY(-3px);
}

.advantage-card:hover::before {
  opacity: 1;
}

.advantage-card__num {
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--color-text-dim);
  margin-bottom: 16px;
}

.advantage-card__icon {
  margin-bottom: 16px;
}

.advantage-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
  line-height: 1.3;
}

.advantage-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ================================================================
   SPECS SECTION
   ================================================================ */
.specs {
  padding: var(--space-section) 0;
  background-color: #F4F5F7;
}

.specs__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.specs__header {
  text-align: center;
  margin-bottom: 48px;
}

.specs__header .section-eyebrow {
  color: var(--color-gold-dark);
  border-color: rgba(176,126,31,0.3);
}

/* Tabs */
.specs__tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  background: #E8EAED;
  padding: 6px;
  border-radius: var(--radius-md);
  width: fit-content;
}

.specs__tab {
  padding: 10px 24px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: #6B7585;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  background: none;
  border: none;
  cursor: pointer;
}

.specs__tab--active,
.specs__tab:hover {
  background: var(--color-white);
  color: var(--color-dark);
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.specs__tab--active {
  color: var(--color-gold-dark);
}

/* Panels */
.specs__panel {
  display: none;
}

.specs__panel--active {
  display: block;
}

/* Table */
.specs__table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.specs__table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  font-size: var(--text-sm);
  min-width: 600px;
}

.specs__table thead th {
  background: var(--color-dark-3);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 14px 20px;
  text-align: left;
  white-space: nowrap;
}

.specs__table thead th:first-child {
  border-radius: var(--radius-md) 0 0 0;
  color: var(--color-gold);
}

.specs__table thead th:last-child {
  border-radius: 0 var(--radius-md) 0 0;
}

.specs__table tbody td {
  padding: 14px 20px;
  border-bottom: 1px solid #F0F2F5;
  color: #333A47;
}

.specs__table tbody td:first-child {
  font-weight: 700;
  color: var(--color-dark);
}

.specs__table tbody tr:hover td {
  background: #FAFBFC;
}

.specs__table tbody tr:last-child td {
  border-bottom: none;
}

.specs__table tbody tr:last-child td:first-child {
  border-radius: 0 0 0 var(--radius-md);
}

.specs__table tbody tr:last-child td:last-child {
  border-radius: 0 0 var(--radius-md) 0;
}

/* Complex features grid */
.specs__features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.specs__feature {
  background: var(--color-white);
  border: 1px solid #E8EAED;
  border-radius: var(--radius-md);
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.specs__feature strong {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-dark-3);
}

.specs__feature span {
  font-size: var(--text-sm);
  color: var(--color-gold-dark);
  font-weight: 600;
}

.specs__note {
  margin-top: 16px;
  font-size: var(--text-xs);
  color: #8A96A8;
  line-height: 1.6;
}

/* ================================================================
   PROCESS SECTION
   ================================================================ */
.process {
  padding: var(--space-section) 0;
  background-color: var(--color-dark);
}

.process__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.process__header {
  text-align: center;
  margin-bottom: 64px;
}

.process__steps {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  position: relative;
  align-items: start;
}

.process__step {
  text-align: center;
  padding: 0 12px;
  position: relative;
}

.process__step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 2px solid var(--color-gold);
  border-radius: 50%;
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--color-gold);
  margin: 0 auto 20px;
  background: var(--color-dark);
  position: relative;
  z-index: 1;
}

.process__step-body h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 10px;
  line-height: 1.3;
}

.process__step-body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.process__connector {
  display: flex;
  align-items: flex-start;
  padding-top: 25px;
}

.process__connector::after {
  content: '';
  display: block;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold) 0%, rgba(212,152,42,0.3) 100%);
}

/* ================================================================
   PROJECTS SECTION
   ================================================================ */
.projects {
  padding: var(--space-section) 0;
  background-color: #F4F5F7;
}

.projects__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.projects__header {
  margin-bottom: 48px;
}

.projects__header .section-eyebrow {
  color: var(--color-gold-dark);
  border-color: rgba(176,126,31,0.3);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Project Item */
.project-item {
  background: var(--color-white);
  border: 1px solid #E8EAED;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base),
              transform var(--transition-base);
}

.project-item:hover {
  border-color: var(--color-gold);
  box-shadow: 0 8px 32px rgba(212,152,42,0.12);
  transform: translateY(-3px);
}

.project-item__visual {
  overflow: hidden;
}

.project-item__visual svg {
  width: 100%;
  height: auto;
}

.project-item__body {
  padding: 24px;
}

.project-item__region {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold-dark);
  margin-bottom: 8px;
}

.project-item__title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 12px;
  line-height: 1.3;
}

.project-item__body p {
  font-size: var(--text-sm);
  color: #6B7585;
  line-height: 1.65;
  margin-bottom: 16px;
}

.project-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-item__tags span {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-gold-dark);
  background: rgba(212,152,42,0.08);
  border: 1px solid rgba(212,152,42,0.2);
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: 0.02em;
}

/* ================================================================
   CTA BANNER
   ================================================================ */
.cta-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, #0f1b2d 0%, #162030 50%, #0f1b2d 100%);
  border-top: 1px solid var(--color-border-gold);
  border-bottom: 1px solid var(--color-border-gold);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212,152,42,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

.cta-banner__content {
  flex: 1;
}

.cta-banner__title {
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.cta-banner__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 520px;
}

.cta-banner__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}

/* ================================================================
   CONTACT SECTION
   ================================================================ */
.contact {
  padding: var(--space-section) 0;
  background-color: var(--color-dark-2);
}

.contact__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 40px;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 36px;
}

.contact__detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact__detail-icon {
  font-size: 22px;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact__detail div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.contact__detail strong {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-dim);
}

.contact__detail a,
.contact__detail span {
  font-size: var(--text-base);
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.contact__detail a:hover {
  color: var(--color-gold);
}

.contact__messengers {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: var(--text-sm);
  color: var(--color-text-dim);
}

.contact__messenger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.contact__messenger:hover {
  transform: scale(1.1);
  opacity: 0.85;
}

.contact__messenger--wa {
  color: var(--color-white);
  background: #25D366;
}

.contact__messenger--tg {
  color: var(--color-white);
  background: #0088CC;
}

/* Contact Form Card */
.contact__form-card {
  background: var(--color-dark-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.contact__form-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 8px;
  line-height: 1.3;
}

.contact__form-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}

.form-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.form-input {
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: var(--text-base);
  font-family: inherit;
  color: var(--color-text);
  transition: border-color var(--transition-fast), background var(--transition-fast),
              box-shadow var(--transition-fast);
  outline: none;
  width: 100%;
}

.form-input::placeholder {
  color: var(--color-text-dim);
}

.form-input:focus {
  border-color: var(--color-gold);
  background: rgba(212,152,42,0.04);
  box-shadow: 0 0 0 3px rgba(212,152,42,0.12);
}

.form-input.is-invalid {
  border-color: #E05252;
  background: rgba(224,82,82,0.04);
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
}

.form-error {
  font-size: var(--text-xs);
  color: #E05252;
  display: none;
  margin-top: 2px;
}

.form-error.is-visible {
  display: block;
}

.form-privacy {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  text-align: center;
  line-height: 1.5;
  margin-top: -4px;
}

.form-privacy a {
  color: var(--color-gold);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Success State */
.contact-form__success {
  text-align: center;
  padding: 40px 20px;
}

.success-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: rgba(51,197,126,0.12);
  border: 2px solid #33C57E;
  border-radius: 50%;
  font-size: 28px;
  color: #33C57E;
  margin: 0 auto 20px;
}

.contact-form__success h4 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.contact-form__success p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  background-color: var(--color-dark);
}

.footer__top {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--color-border);
}

.footer__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 80px;
}

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

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  line-height: 1.65;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer__col h4 {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__col a,
.footer__col span {
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  transition: color var(--transition-fast);
  line-height: 1.4;
}

.footer__col a:hover {
  color: var(--color-gold);
}

.footer__bottom {
  padding: 24px 0;
}

.footer__bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  grid-template-columns: unset;
}

.footer__bottom p {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
}

/* ================================================================
   SCROLL TO TOP BUTTON
   ================================================================ */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 900;
  width: 48px;
  height: 48px;
  background: var(--color-gold);
  color: var(--color-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(212,152,42,0.4);
  transition: transform var(--transition-fast), opacity var(--transition-base),
              background-color var(--transition-fast);
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
}

.scroll-top:not([hidden]) {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.scroll-top:hover {
  background: var(--color-gold-light);
  transform: translateY(-3px);
}

/* ================================================================
   RESPONSIVE — TABLET 1024px
   ================================================================ */
@media (max-width: 1100px) {
  :root {
    --space-section: 80px;
  }

  .products__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .advantages__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .crops__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .process__steps {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 40px;
  }

  .process__connector:nth-child(6),
  .process__connector:nth-child(8) {
    display: none;
  }

  .footer__container {
    grid-template-columns: 220px 1fr;
    gap: 48px;
  }
}

/* ================================================================
   RESPONSIVE — TABLET 768px
   ================================================================ */
@media (max-width: 900px) {
  :root {
    --space-section: 72px;
    --container-pad: 20px;
  }

  /* Header */
  .header__nav,
  .header__phone,
  .header__cta {
    display: none;
  }

  .burger {
    display: flex;
  }

  /* Hero */
  .hero__container {
    padding: 60px var(--container-pad) 80px;
    padding-left: var(--container-pad);
  }

  .hero__stats {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero__stat-divider {
    display: none;
  }

  .hero__stat {
    min-width: 120px;
  }

  .hero__bg-graphic {
    width: 90%;
    opacity: 0.5;
  }

  /* About */
  .about__container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  /* Products */
  .products__grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  /* Crops */
  .crops__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }

  /* Advantages */
  .advantages__grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  /* Specs */
  .specs__features-grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Process */
  .process__steps {
    grid-template-columns: 1fr 1fr;
    column-gap: 24px;
    row-gap: 32px;
  }

  .process__connector {
    display: none;
  }

  /* Projects */
  .projects__grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  /* CTA Banner */
  .cta-banner__container {
    flex-direction: column;
    text-align: center;
    gap: 32px;
  }

  .cta-banner__actions {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  /* Contact */
  .contact__container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  /* Footer */
  .footer__container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer__nav {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .footer__bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

/* ================================================================
   RESPONSIVE — MOBILE 480px
   ================================================================ */
@media (max-width: 580px) {
  :root {
    --space-section: 60px;
    --container-pad: 16px;
  }

  .section-title {
    font-size: var(--text-3xl);
  }

  /* Hero */
  .hero__title {
    font-size: clamp(var(--text-3xl), 10vw, var(--text-5xl));
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
  width: 100%;
  justify-content: center;
  padding: 16px 20px;
  font-size: 1rem;
  text-align: center;
  white-space: normal;
  line-height: 1.35;
}

  .hero__stats {
    gap: 0;
    padding: 16px;
  }

  .hero__stat {
    min-width: 100px;
  }

  .hero__scroll {
    display: none;
  }

  /* Products */
  .products__grid {
    grid-template-columns: 1fr;
  }

  /* Crops */
  .crops__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
  }

  .crop-item {
    padding: 14px 8px;
  }

  .crop-item__icon {
    font-size: 22px;
  }

  /* Advantages */
  .advantages__grid {
    grid-template-columns: 1fr;
  }

  /* Specs Tabs */
  .specs__tabs {
    width: 100%;
    justify-content: stretch;
  }

  .specs__tab {
    flex: 1;
    padding: 10px 12px;
    font-size: var(--text-xs);
  }

  .specs__features-grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Process */
  .process__steps {
    grid-template-columns: 1fr;
  }

  /* Projects */
  .projects__grid {
    grid-template-columns: 1fr;
  }

  /* CTA */
  .cta-banner__actions {
    flex-direction: column;
    width: 100%;
  }

  .cta-banner__actions .btn {
    width: 100%;
    text-align: center;
  }

  /* Contact */
  .contact__form-card {
    padding: 28px 20px;
  }

  /* Footer */
  .footer__nav {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer__bottom-inner {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }

  /* Scroll top */
  .scroll-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
}

/* ================================================================
   RESPONSIVE — MOBILE 390px / 375px
   ================================================================ */
@media (max-width: 400px) {
  :root {
    --container-pad: 14px;
  }

  .hero__stat-value {
    font-size: var(--text-2xl);
  }

  .crops__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
  }

  .crop-item span {
    font-size: 11px;
  }

  .contact__form-card {
    padding: 24px 16px;
  }

  .footer__nav {
    grid-template-columns: 1fr;
  }
}

/* ================================================================
   REDUCED MOTION
   ================================================================ */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__scroll {
    animation: none;
  }

  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* ================================================================
   LARGE SCREENS 1440px+
   ================================================================ */
@media (min-width: 1440px) {
  :root {
    --space-section: 120px;
  }

  .hero__container {
    padding-top: 100px;
    padding-bottom: 120px;
  }
}

@media (min-width: 1920px) {
  :root {
    --container-max: 1440px;
  }
}