/* ═══════════════════════════════════════════════════════
   FX-FOG — Main Stylesheet
   Version: 1.0
   ═══════════════════════════════════════════════════════ */

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

:root {
  --bg:       #0D0D0D;
  --bg2:      #141414;
  --bg3:      #1A1A1A;
  --cyan:     #00C8FF;
  --cyan2:    #0099CC;
  --white:    #FFFFFF;
  --gray:     #D0D0D0;
  --gray2:    #888888;
  --border:   rgba(0,200,255,0.18);
  --glow:     0 0 28px rgba(0,200,255,0.28);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--gray);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--cyan2); border-radius: 3px; }

/* ─── HEADER ─── */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(13,13,13,0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}
.header-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 40px; height: 72px;
}
.logo {
  display: flex; align-items: center; gap: 12px; text-decoration: none;
}
.logo img {
  height: 44px; width: auto;
}
.logo-icon {
  width: 44px; height: 44px;
  border: 2.5px solid var(--cyan);
  clip-path: polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%);
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,200,255,0.06);
}
.logo-icon svg { width: 24px; height: 24px; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-fx { font-family: 'Bebas Neue', sans-serif; font-size: 28px; color: var(--white); letter-spacing: 2px; }
.logo-fog { font-family: 'Bebas Neue', sans-serif; font-size: 18px; color: var(--cyan); letter-spacing: 4px; }

nav { display: flex; align-items: center; gap: 36px; }
nav a {
  color: var(--gray); text-decoration: none; font-size: 14px;
  font-family: 'Montserrat', sans-serif; font-weight: 500;
  letter-spacing: 0.5px;
  transition: color 0.2s;
  position: relative;
}
nav a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
  height: 1px; background: var(--cyan);
  transform: scaleX(0); transition: transform 0.2s;
}
nav a:hover { color: var(--white); }
nav a:hover::after { transform: scaleX(1); }

.header-cta {
  background: var(--cyan); color: var(--bg);
  padding: 10px 24px; border-radius: 4px;
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 13px; letter-spacing: 1px; text-transform: uppercase;
  text-decoration: none; transition: all 0.25s;
  border: 2px solid var(--cyan);
}
.header-cta:hover {
  background: transparent; color: var(--cyan);
  box-shadow: var(--glow);
}

/* ─── BURGER MENU (mobile) ─── */
.burger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 4px; background: none; border: none;
}
.burger span {
  display: block; width: 24px; height: 2px;
  background: var(--white); border-radius: 2px;
  transition: all 0.3s;
}
.mobile-menu {
  display: none; position: fixed; top: 72px; left: 0; right: 0;
  background: rgba(13,13,13,0.98); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 24px 40px; z-index: 99;
  flex-direction: column; gap: 20px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--gray); text-decoration: none;
  font-family: 'Montserrat', sans-serif; font-weight: 500;
  font-size: 16px; letter-spacing: 0.5px;
  transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--cyan); }

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  background: var(--bg);
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(0,200,255,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(0,100,200,0.06) 0%, transparent 50%),
    linear-gradient(135deg, #0D0D0D 0%, #111820 100%);
}
.fog-particle {
  position: absolute; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,200,255,0.12) 0%, transparent 70%);
  animation: fogFloat linear infinite;
  pointer-events: none;
}
@keyframes fogFloat {
  0%   { transform: translateY(0) translateX(0) scale(1); opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 0.6; }
  100% { transform: translateY(-120px) translateX(40px) scale(1.4); opacity: 0; }
}

.hero-inner {
  max-width: 1280px; margin: 0 auto; padding: 120px 40px 80px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
  position: relative; z-index: 2;
  width: 100%;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,200,255,0.08);
  border: 1px solid var(--border);
  border-radius: 100px; padding: 6px 16px;
  font-size: 12px; font-family: 'Roboto Mono', monospace;
  color: var(--cyan); letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-badge span { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); animation: blink 1.5s ease-in-out infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.2} }

.hero h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(52px, 6vw, 88px);
  color: var(--white); line-height: 0.95;
  letter-spacing: 2px; margin-bottom: 24px;
}
.hero h1 .accent { color: var(--cyan); }

.hero-sub {
  font-size: 17px; color: var(--gray2); max-width: 480px;
  margin-bottom: 40px; line-height: 1.8;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  background: var(--cyan); color: var(--bg);
  padding: 14px 32px; border-radius: 4px;
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 14px; letter-spacing: 1px; text-transform: uppercase;
  text-decoration: none; transition: all 0.25s; border: 2px solid var(--cyan);
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-primary:hover { background: transparent; color: var(--cyan); box-shadow: var(--glow); }
.btn-outline {
  background: transparent; color: var(--white);
  padding: 14px 32px; border-radius: 4px;
  font-family: 'Montserrat', sans-serif; font-weight: 600;
  font-size: 14px; letter-spacing: 1px; text-transform: uppercase;
  text-decoration: none; transition: all 0.25s;
  border: 2px solid rgba(255,255,255,0.25);
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-outline:hover { border-color: var(--cyan); color: var(--cyan); }

.hero-stats {
  display: flex; gap: 40px; margin-top: 56px; padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.07);
  flex-wrap: wrap;
}
.hero-stat-num {
  font-family: 'Bebas Neue', sans-serif; font-size: 42px;
  color: var(--white); line-height: 1;
}
.hero-stat-num span { color: var(--cyan); }
.hero-stat-label { font-size: 12px; color: var(--gray2); text-transform: uppercase; letter-spacing: 1px; margin-top: 4px; }

.hero-visual {
  position: relative; display: flex; justify-content: center; align-items: center;
}
.hero-glow-ring {
  position: absolute; width: 420px; height: 420px; border-radius: 50%;
  border: 1px solid rgba(0,200,255,0.12);
  animation: ringPulse 4s ease-in-out infinite;
}
.hero-glow-ring:nth-child(2) { width: 320px; height: 320px; animation-delay: -1s; border-color: rgba(0,200,255,0.18); }
.hero-glow-ring:nth-child(3) { width: 220px; height: 220px; animation-delay: -2s; border-color: rgba(0,200,255,0.25); }
@keyframes ringPulse { 0%,100%{transform:scale(1);opacity:1} 50%{transform:scale(1.04);opacity:0.6} }

.hero-product-card {
  position: relative; z-index: 2;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 16px; padding: 40px 36px;
  text-align: center; min-width: 280px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5), 0 0 40px rgba(0,200,255,0.08);
}
.hero-product-icon {
  width: 100px; height: 100px; margin: 0 auto 20px;
  background: rgba(0,200,255,0.08);
  border: 2px solid rgba(0,200,255,0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.hero-product-icon svg { width: 52px; height: 52px; }
.hero-product-name {
  font-family: 'Bebas Neue', sans-serif; font-size: 32px;
  color: var(--white); letter-spacing: 2px; margin-bottom: 6px;
}
.hero-product-sub { font-size: 13px; color: var(--cyan); font-family: 'Roboto Mono', monospace; margin-bottom: 20px; }
.hero-product-tags { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.tag {
  background: rgba(0,200,255,0.08); border: 1px solid rgba(0,200,255,0.2);
  color: var(--cyan); font-size: 11px; font-family: 'Roboto Mono', monospace;
  padding: 4px 10px; border-radius: 100px; letter-spacing: 0.5px;
}

/* ─── BRANDS STRIP ─── */
.brands-strip {
  background: var(--bg2);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 20px 0;
  overflow: hidden;
}
.brands-track {
  display: flex; gap: 60px; align-items: center;
  animation: marquee 22s linear infinite;
  white-space: nowrap;
  width: max-content;
}
@keyframes marquee { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }
.brand-item {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 13px; letter-spacing: 2px; text-transform: uppercase;
  color: rgba(255,255,255,0.25); transition: color 0.2s;
  flex-shrink: 0;
}
.brand-item:hover { color: var(--cyan); }

/* ─── SECTION BASE ─── */
section { padding: 100px 40px; }
.section-inner { max-width: 1280px; margin: 0 auto; }
.section-label {
  font-family: 'Roboto Mono', monospace; font-size: 12px;
  color: var(--cyan); letter-spacing: 3px; text-transform: uppercase;
  margin-bottom: 12px; display: flex; align-items: center; gap: 12px;
}
.section-label::before { content: ''; width: 32px; height: 1px; background: var(--cyan); }
.section-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(36px, 4vw, 60px);
  color: var(--white); letter-spacing: 2px; margin-bottom: 16px;
}
.section-title .accent { color: var(--cyan); }
.section-desc { font-size: 16px; color: var(--gray2); max-width: 560px; margin-bottom: 60px; }

/* ─── WHY GRID ─── */
.why-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.why-card {
  background: var(--bg3); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px; padding: 32px 28px;
  transition: all 0.3s;
}
.why-card:hover {
  border-color: var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 0 20px rgba(0,200,255,0.06);
  transform: translateY(-4px);
}
.why-icon {
  width: 48px; height: 48px; margin-bottom: 20px;
  background: rgba(0,200,255,0.08); border: 1px solid var(--border);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
}
.why-icon svg {
  width: 22px; height: 22px; stroke: var(--cyan);
  fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
}
.why-card h3 {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 16px; color: var(--white); margin-bottom: 12px;
}
.why-card p { font-size: 14px; color: var(--gray2); line-height: 1.7; }

/* ─── PRODUCTS ─── */
.products-section { background: var(--bg2); }
.products-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 48px; flex-wrap: wrap; gap: 20px;
}
.products-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.product-card {
  background: var(--bg3); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px; overflow: hidden;
  transition: all 0.3s; display: flex; flex-direction: column;
}
.product-card:hover {
  border-color: var(--border);
  box-shadow: 0 16px 48px rgba(0,0,0,0.5), 0 0 24px rgba(0,200,255,0.08);
  transform: translateY(-6px);
}
.product-card-img {
  height: 160px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(0,200,255,0.06) 0%, rgba(0,40,80,0.15) 100%);
  position: relative;
}
.product-card-img svg { width: 80px; height: 80px; }
.product-badge {
  position: absolute; top: 12px; right: 12px;
  background: var(--cyan); color: var(--bg);
  font-size: 10px; font-weight: 700; font-family: 'Montserrat', sans-serif;
  padding: 4px 10px; border-radius: 100px; letter-spacing: 1px;
}
.product-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.product-card-cat {
  font-family: 'Roboto Mono', monospace; font-size: 11px;
  color: var(--cyan); letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: 8px;
}
.product-card-name {
  font-family: 'Bebas Neue', sans-serif; font-size: 26px;
  color: var(--white); letter-spacing: 1px; margin-bottom: 12px;
}
.product-card-desc { font-size: 14px; color: var(--gray2); line-height: 1.7; flex: 1; margin-bottom: 20px; }
.product-card-footer { display: flex; justify-content: space-between; align-items: flex-end; margin-top: auto; }
.product-price {
  font-family: 'Bebas Neue', sans-serif; font-size: 28px;
  color: var(--white); line-height: 1;
}
.product-price span { font-size: 16px; color: var(--gray2); font-family: 'Inter', sans-serif; font-weight: 400; }
.product-compat { font-size: 11px; color: var(--gray2); margin-top: 4px; font-family: 'Roboto Mono', monospace; }
.btn-card {
  background: transparent; color: var(--cyan);
  border: 1px solid rgba(0,200,255,0.3); border-radius: 4px;
  padding: 10px 20px; font-family: 'Montserrat', sans-serif;
  font-weight: 700; font-size: 12px; letter-spacing: 1px;
  text-decoration: none; text-transform: uppercase;
  transition: all 0.25s; white-space: nowrap;
}
.btn-card:hover { background: var(--cyan); color: var(--bg); }

/* ─── HOW IT WORKS ─── */
.steps-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  position: relative; margin-top: 60px;
}
.steps-grid::before {
  content: ''; position: absolute; top: 32px; left: 16.5%; right: 16.5%;
  height: 1px; background: linear-gradient(90deg, transparent, var(--border), var(--border), transparent);
}
.step-item { text-align: center; padding: 0 40px; }
.step-num {
  width: 64px; height: 64px; border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg3);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 24px;
  font-family: 'Bebas Neue', sans-serif; font-size: 28px; color: var(--cyan);
  position: relative; z-index: 1;
}
.step-item h3 {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 17px; color: var(--white); margin-bottom: 12px;
}
.step-item p { font-size: 14px; color: var(--gray2); line-height: 1.7; }

/* ─── USE CASES ─── */
.usecases-section { background: var(--bg2); }
.usecases-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 60px;
}
.usecase-card {
  border-radius: 12px; overflow: hidden; position: relative;
  aspect-ratio: 3/4; cursor: pointer;
  background: var(--bg3); border: 1px solid rgba(255,255,255,0.06);
  transition: all 0.3s;
}
.usecase-card:hover { border-color: var(--border); transform: translateY(-4px); }
.usecase-bg {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
}
.usecase-bg svg { width: 120px; height: 120px; opacity: 0.15; }
.usecase-content {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 24px 20px;
  background: linear-gradient(to top, rgba(13,13,13,0.95) 0%, transparent 100%);
}
.usecase-icon {
  width: 40px; height: 40px; border-radius: 8px;
  background: rgba(0,200,255,0.12); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px;
}
.usecase-icon svg { width: 18px; height: 18px; stroke: var(--cyan); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.usecase-title {
  font-family: 'Bebas Neue', sans-serif; font-size: 22px;
  color: var(--white); letter-spacing: 1px; margin-bottom: 6px;
}
.usecase-desc { font-size: 13px; color: var(--gray2); line-height: 1.6; }

/* ─── CALCULATOR ─── */
.calc-section { background: var(--bg); }
.calc-wrapper {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  background: var(--bg3); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px; padding: 48px;
  margin-top: 60px;
}
.calc-form { display: flex; flex-direction: column; gap: 24px; }
.calc-field label {
  display: block; font-family: 'Roboto Mono', monospace;
  font-size: 11px; color: var(--cyan); letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 10px;
}
.calc-field select,
.calc-field input[type="range"] {
  width: 100%;
}
.calc-field select {
  background: var(--bg2); border: 1px solid rgba(255,255,255,0.1);
  color: var(--white); padding: 12px 16px; border-radius: 6px;
  font-family: 'Inter', sans-serif; font-size: 15px;
  appearance: none; cursor: pointer;
  transition: border-color 0.2s;
}
.calc-field select:focus { outline: none; border-color: var(--cyan); }
.calc-field input[type="range"] {
  appearance: none; height: 4px;
  background: rgba(255,255,255,0.1); border-radius: 2px; cursor: pointer;
}
.calc-field input[type="range"]::-webkit-slider-thumb {
  appearance: none; width: 18px; height: 18px; border-radius: 50%;
  background: var(--cyan); cursor: pointer;
  box-shadow: 0 0 8px rgba(0,200,255,0.5);
}
.range-labels {
  display: flex; justify-content: space-between;
  font-size: 12px; color: var(--gray2); margin-top: 8px;
}
.calc-result {
  display: flex; flex-direction: column; justify-content: center; gap: 24px;
}
.calc-result-card {
  background: rgba(0,200,255,0.05); border: 1px solid var(--border);
  border-radius: 12px; padding: 28px; text-align: center;
}
.calc-result-label {
  font-family: 'Roboto Mono', monospace; font-size: 11px;
  color: var(--cyan); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 12px;
}
.calc-result-value {
  font-family: 'Bebas Neue', sans-serif; font-size: 56px;
  color: var(--white); line-height: 1;
}
.calc-result-unit { font-size: 20px; color: var(--cyan); }
.calc-result-desc { font-size: 13px; color: var(--gray2); margin-top: 8px; }
.calc-recommendation {
  background: var(--bg2); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px; padding: 24px;
}
.calc-rec-label {
  font-family: 'Roboto Mono', monospace; font-size: 11px;
  color: var(--gray2); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 12px;
}
.calc-rec-product {
  font-family: 'Bebas Neue', sans-serif; font-size: 24px;
  color: var(--white); margin-bottom: 6px;
}
.calc-rec-desc { font-size: 13px; color: var(--gray2); margin-bottom: 16px; }

/* ─── CLIENTS / TESTIMONIALS ─── */
.clients-section { background: var(--bg2); }
.clients-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 60px;
}
.client-card {
  background: var(--bg3); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px; padding: 32px;
  transition: all 0.3s;
}
.client-card:hover {
  border-color: var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  transform: translateY(-4px);
}
.client-stars { display: flex; gap: 4px; margin-bottom: 16px; }
.client-stars span { color: var(--cyan); font-size: 16px; }
.client-text { font-size: 15px; color: var(--gray); line-height: 1.8; margin-bottom: 24px; font-style: italic; }
.client-author { display: flex; align-items: center; gap: 12px; }
.client-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(0,200,255,0.12); border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Bebas Neue', sans-serif; font-size: 18px; color: var(--cyan);
}
.client-name { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 14px; color: var(--white); }
.client-role { font-size: 12px; color: var(--gray2); margin-top: 2px; }

/* ─── CTA SECTION ─── */
.cta-section {
  background: linear-gradient(135deg, #0A1628 0%, #0D1F3C 100%);
  text-align: center; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(0,200,255,0.1), transparent 70%);
}
.cta-inner { position: relative; z-index: 1; }
.cta-section h2 {
  font-family: 'Bebas Neue', sans-serif; font-size: clamp(42px, 5vw, 72px);
  color: var(--white); letter-spacing: 2px; margin-bottom: 16px;
}
.cta-section h2 span { color: var(--cyan); }
.cta-section p { font-size: 17px; color: var(--gray2); max-width: 500px; margin: 0 auto 40px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ─── CONTACT FORM ─── */
.contacts-section { background: var(--bg); }
.contacts-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; margin-top: 60px;
}
.contact-info h3 {
  font-family: 'Bebas Neue', sans-serif; font-size: 28px;
  color: var(--white); margin-bottom: 24px;
}
.contact-item {
  display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start;
}
.contact-icon {
  width: 40px; height: 40px; border-radius: 8px;
  background: rgba(0,200,255,0.08); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-icon svg { width: 18px; height: 18px; stroke: var(--cyan); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.contact-item-label { font-size: 12px; color: var(--gray2); margin-bottom: 4px; font-family: 'Roboto Mono', monospace; letter-spacing: 1px; text-transform: uppercase; }
.contact-item-value { font-size: 15px; color: var(--white); }
.contact-item-value a { color: var(--cyan); text-decoration: none; }
.contact-item-value a:hover { text-decoration: underline; }

.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field label {
  font-family: 'Roboto Mono', monospace; font-size: 11px;
  color: var(--gray2); letter-spacing: 1px; text-transform: uppercase;
}
.form-field input,
.form-field select,
.form-field textarea {
  background: var(--bg3); border: 1px solid rgba(255,255,255,0.08);
  color: var(--white); padding: 12px 16px; border-radius: 6px;
  font-family: 'Inter', sans-serif; font-size: 15px;
  transition: border-color 0.2s; resize: none;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none; border-color: var(--cyan);
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--gray2); }
.form-submit {
  background: var(--cyan); color: var(--bg);
  border: none; padding: 16px 40px; border-radius: 4px;
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 14px; letter-spacing: 1px; text-transform: uppercase;
  cursor: pointer; transition: all 0.25s; align-self: flex-start;
}
.form-submit:hover { background: #00a8d8; box-shadow: var(--glow); }
.form-success {
  display: none; background: rgba(0,200,100,0.1);
  border: 1px solid rgba(0,200,100,0.3); border-radius: 8px;
  padding: 16px 20px; color: #00C864; font-size: 14px;
}

/* ─── FOOTER ─── */
footer {
  background: #080808;
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 60px 40px 32px;
}
.footer-inner { max-width: 1280px; margin: 0 auto; }
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 60px; margin-bottom: 48px;
}
.footer-brand p { font-size: 14px; color: var(--gray2); line-height: 1.8; margin-top: 16px; max-width: 280px; }
.footer-col h4 {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 13px; color: var(--white); letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-col a {
  display: block; color: var(--gray2); text-decoration: none;
  font-size: 14px; margin-bottom: 10px; transition: color 0.2s;
}
.footer-col a:hover { color: var(--cyan); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.05);
  flex-wrap: wrap; gap: 12px;
}
.footer-copy { font-size: 13px; color: var(--gray2); }
.footer-copy span { color: var(--cyan); }
.footer-socials { display: flex; gap: 12px; }
.social-btn {
  width: 36px; height: 36px; border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--gray2); text-decoration: none; transition: all 0.2s;
  font-size: 14px;
}
.social-btn:hover { border-color: var(--cyan); color: var(--cyan); }

/* ─── SCROLL REVEAL ─── */
.reveal { opacity: 0; transform: translateY(30px); transition: all 0.7s cubic-bezier(0.25,0.46,0.45,0.94); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ─── MOBILE RESPONSIVE ─── */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .usecases-grid { grid-template-columns: repeat(2, 1fr); }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .contacts-grid { grid-template-columns: 1fr; gap: 48px; }
}
@media (max-width: 768px) {
  section { padding: 64px 20px; }
  header .header-inner { padding: 0 20px; }
  nav { display: none; }
  .burger { display: flex; }
  .why-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .usecases-grid { grid-template-columns: 1fr; }
  .clients-grid { grid-template-columns: 1fr; }
  .calc-wrapper { grid-template-columns: 1fr; padding: 32px 24px; }
  .steps-grid { grid-template-columns: 1fr; }
  .steps-grid::before { display: none; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  footer { padding: 48px 20px 24px; }
}