/* ============================================
   IRON LUST LIMITED — v3 Premium
   Max FPS · WebP · Apple-level Mobile
   ============================================ */

@font-face {
  font-family: 'DMSans';
  src: url('../fonts/DMSans.ttf') format('truetype');
  font-weight: 400 700;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Regular.otf') format('opentype');
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Medium.otf') format('opentype');
  font-weight: 500; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-SemiBold.otf') format('opentype');
  font-weight: 600; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Bold.otf') format('opentype');
  font-weight: 700; font-display: swap;
}

/* ============ VARIABLES ============ */
:root {
  --black:       #07090F;
  --dark:        #0C1019;
  --dark-2:      #111827;
  --blue:        #2563EB;
  --blue-light:  #3B82F6;
  --blue-glow:   rgba(37,99,235,0.12);
  --blue-glow-s: rgba(37,99,235,0.28);
  --white:       #FFFFFF;
  --grey-2:      #9CA3AF;
  --grey-3:      #4B5563;
  --grey-4:      #1F2937;
  --border:      rgba(255,255,255,0.07);
  --border-blue: rgba(37,99,235,0.28);
  --font-logo:   'DMSans', sans-serif;
  --font-main:   'Inter', sans-serif;
  --ease:        cubic-bezier(0.25,0.46,0.45,0.94);
  --t:           0.4s;
  --tf:          0.2s;
}

/* ============ RESET ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-main);
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  cursor: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body.menu-open { overflow: hidden; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button { border: none; background: none; cursor: none; font-family: inherit; }

/* ============ CURSOR ============ */
.cursor {
  position: fixed;
  width: 8px; height: 8px;
  background: var(--blue);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99999;
  /* Strict position — no translate offset */
  top: 0; left: 0;
  transform: translate(-50%, -50%);
  will-change: transform;
  transition: width .2s ease, height .2s ease, background .2s ease;
}
.cursor-glow {
  position: fixed;
  width: 340px; height: 340px;
  background: radial-gradient(circle, rgba(37,99,235,0.07) 0%, transparent 68%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99998;
  top: 0; left: 0;
  transform: translate(-50%, -50%);
  will-change: transform;
  /* NO transition — instant under cursor */
}
.cursor.hovering {
  width: 34px; height: 34px;
  background: transparent;
  border: 1px solid var(--blue);
}

/* ============ PRELOADER ============ */
#preloader {
  position: fixed; inset: 0;
  background: var(--black);
  z-index: 99997;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 32px;
}
.preloader-logo {
  opacity: 0; transform: translateY(18px);
  animation: fadeUp .9s ease .3s forwards;
  text-align: center;
}
.preloader-logo-main {
  font-family: var(--font-logo);
  font-size: clamp(28px, 6vw, 50px);
  font-weight: 700;
  letter-spacing: .32em;
  color: var(--white);
  line-height: 1;
  text-shadow: 0 0 40px rgba(37,99,235,.5), 0 0 80px rgba(37,99,235,.18);
}
.preloader-logo-sub {
  font-family: var(--font-logo);
  font-size: clamp(10px, 2vw, 16px);
  font-weight: 400;
  letter-spacing: .52em;
  color: rgba(255,255,255,.5);
  margin-top: 5px;
}
.preloader-line {
  width: 0; height: 2px;
  max-width: 90vw;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
  animation: lineGrow 1.4s ease .9s forwards;
}
.preloader-hint {
  font-size: 11px; letter-spacing: .28em;
  color: var(--grey-3); text-transform: uppercase;
  opacity: 0;
  animation: fadeUp .5s ease 1.3s forwards;
}
@keyframes lineGrow { to { width: 500px; } }
@keyframes fadeUp   { to { opacity: 1; transform: translateY(0); } }
#preloader.hide { animation: plHide .75s ease forwards; }
@keyframes plHide { to { opacity: 0; pointer-events: none; } }

/* ============ HEADER ============ */
header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 10001;
  padding: 0 60px; height: 76px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid transparent;
  transition: background .5s ease, border-color .5s ease, backdrop-filter .5s ease;
}
header.scrolled {
  background: rgba(7,9,15,.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}
.logo { display: flex; flex-direction: column; line-height: 1; }
.logo-main {
  font-family: var(--font-logo);
  font-size: 21px; font-weight: 700;
  letter-spacing: .22em; color: var(--white);
}
.logo-sub {
  font-family: var(--font-logo);
  font-size: 8.5px; font-weight: 400;
  letter-spacing: .44em;
  color: rgba(255,255,255,.38);
  margin-top: 3px;
}
nav { display: flex; align-items: center; gap: 44px; }
nav a {
  font-size: 12px; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase;
  color: rgba(255,255,255,.55);
  position: relative; transition: color var(--tf);
}
nav a::after {
  content: ''; position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--blue);
  transition: width var(--t);
}
nav a:hover { color: var(--white); }
nav a:hover::after { width: 100%; }
.btn-nav {
  font-size: 11px; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--white); padding: 11px 26px;
  border: 1px solid rgba(255,255,255,.18); border-radius: 2px;
  display: flex; align-items: center; gap: 8px;
  position: relative; overflow: hidden;
  transition: border-color var(--t);
}
.btn-nav::before {
  content: ''; position: absolute; inset: 0;
  background: var(--blue);
  transform: translateX(-100%);
  transition: transform var(--t);
}
.btn-nav span, .btn-nav svg { position: relative; z-index: 1; }
.btn-nav:hover { border-color: var(--blue); }
.btn-nav:hover::before { transform: translateX(0); }
.burger {
  display: none; flex-direction: column; gap: 5px;
  padding: 8px; position: relative; z-index: 10002;
}
.burger span {
  display: block; width: 24px; height: 1.5px;
  background: var(--white);
  transition: all .3s ease;
  transform-origin: center;
}

/* ============ HERO ============ */
#hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
  padding: 140px 60px 220px;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  /* GPU layer — zero jank */
  transform: translateZ(0);
  will-change: transform;
}
.hero-bg picture,
.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  opacity: .58;
  filter: saturate(1.15) brightness(.95);
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(100deg, rgba(7,9,15,.95) 35%, rgba(7,9,15,.25) 100%),
    linear-gradient(180deg, rgba(7,9,15,.2) 0%, rgba(7,9,15,.9) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  max-width: 640px;
}
.hero-label {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 11px; font-weight: 600;
  letter-spacing: .24em; text-transform: uppercase;
  color: var(--blue-light); margin-bottom: 28px;
  opacity: 0; transform: translateY(16px);
  animation: fadeUp .8s ease 2.2s forwards;
}
.hero-label::before { content: ''; width: 28px; height: 1px; background: var(--blue); }
.hero-title {
  font-size: clamp(34px, 4vw, 60px);
  font-weight: 700; line-height: 1.1;
  letter-spacing: -.025em; color: var(--white);
  margin-bottom: 24px;
  opacity: 0; transform: translateY(24px);
  animation: fadeUp .9s ease 2.35s forwards;
}
.hero-title em {
  font-style: normal; color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.35);
}
.hero-sub {
  font-size: 15px; line-height: 1.8;
  color: rgba(255,255,255,.5);
  max-width: 500px; margin-bottom: 44px;
  opacity: 0; transform: translateY(16px);
  animation: fadeUp .8s ease 2.5s forwards;
}
.hero-cta {
  opacity: 0; transform: translateY(16px);
  animation: fadeUp .8s ease 2.65s forwards;
}
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--white); background: var(--blue);
  padding: 15px 34px; border-radius: 2px;
  position: relative; overflow: hidden;
  transition: transform var(--t), box-shadow var(--t);
  will-change: transform;
}
.btn-primary::after {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,.1);
  opacity: 0; transition: opacity var(--tf);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 40px rgba(37,99,235,.38); }
.btn-primary:hover::after { opacity: 1; }
.btn-primary svg { transition: transform var(--t); }
.btn-primary:hover svg { transform: translateX(4px); }

/* Hero Stats */
.hero-stats {
  position: absolute; bottom: 0; left: 0; right: 0; z-index: 2;
  display: grid; grid-template-columns: repeat(4,1fr);
  border-top: 1px solid rgba(255,255,255,.08);
  background: rgba(7,9,15,.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0; animation: fadeUp .8s ease 2.8s forwards;
}
.stat-item {
  padding: 24px 40px;
  border-right: 1px solid rgba(255,255,255,.07);
  position: relative; overflow: hidden;
  transition: background var(--t);
}
.stat-item:last-child { border-right: none; }
.stat-item::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: var(--blue);
  transform: scaleX(0); transition: transform var(--t);
}
.stat-item:hover { background: rgba(37,99,235,.06); }
.stat-item:hover::before { transform: scaleX(1); }
.stat-number {
  font-size: 28px; font-weight: 700;
  color: var(--white); letter-spacing: -.02em;
  line-height: 1; margin-bottom: 5px;
}
.stat-number span { color: var(--blue); }
.stat-label {
  font-size: 10px; font-weight: 500;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--grey-2);
}

/* ============ MARQUEE ============ */
.marquee-section {
  padding: 18px 0; background: var(--dark);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.marquee-track {
  display: flex; white-space: nowrap;
  animation: marquee 30s linear infinite;
  will-change: transform;
}
.marquee-item {
  display: inline-flex; align-items: center; gap: 18px;
  padding: 0 18px;
  font-size: 10px; font-weight: 600;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--grey-3); flex-shrink: 0;
}
.marquee-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--blue); flex-shrink: 0; }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ============ SECTION COMMONS ============ */
.section-inner { max-width: 1280px; margin: 0 auto; padding: 0 60px; }
.section-label {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 10px; font-weight: 600;
  letter-spacing: .26em; text-transform: uppercase;
  color: var(--blue); margin-bottom: 18px;
}
.section-label::after { content: ''; width: 36px; height: 1px; background: var(--blue); opacity: .5; }
.section-title {
  font-size: clamp(28px, 3vw, 48px);
  font-weight: 700; letter-spacing: -.02em;
  line-height: 1.12; color: var(--white);
}
.reveal {
  opacity: 0; transform: translateY(36px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }

/* ============ ABOUT ============ */
#about { padding: 120px 0; background: var(--black); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}
.about-title {
  font-size: clamp(26px, 2.8vw, 42px); font-weight: 700;
  line-height: 1.15; letter-spacing: -.02em;
  margin-bottom: 28px; color: var(--white);
}
.about-text {
  font-size: 14px; line-height: 1.82;
  color: rgba(255,255,255,.48); margin-bottom: 16px;
}
.about-text:last-of-type { margin-bottom: 36px; }
.about-badge {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11px; font-weight: 500; letter-spacing: .07em;
  color: var(--grey-2); padding: 9px 16px;
  border: 1px solid var(--border); border-radius: 2px;
}
.about-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--blue); box-shadow: 0 0 8px var(--blue);
  animation: pulse 2s ease infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.35} }
.about-right { position: relative; }
.about-image-wrap { position: relative; border-radius: 3px; overflow: hidden; }
.about-image-wrap img {
  width: 100%; height: 480px; object-fit: cover;
  filter: brightness(.75) saturate(1.1);
  transition: filter .8s ease, transform .8s ease;
  will-change: transform;
}
.about-image-wrap:hover img { filter: brightness(.88) saturate(1.2); transform: scale(1.02); }
.about-image-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(37,99,235,.08) 0%, transparent 55%);
  pointer-events: none;
}
.about-image-border {
  position: absolute; inset: 0;
  border: 1px solid var(--border-blue); border-radius: 3px;
  pointer-events: none;
}
.about-accent {
  position: absolute; bottom: -18px; left: -18px;
  background: var(--dark-2); border: 1px solid var(--border);
  padding: 18px 22px; border-radius: 3px;
}
.about-accent-num { font-size: 26px; font-weight: 700; color: var(--blue); line-height: 1; }
.about-accent-text {
  font-size: 10px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--grey-2); margin-top: 3px;
}

/* ============ PRODUCTS ============ */
#products { padding: 120px 0; background: var(--dark); border-top: 1px solid var(--border); }
.products-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 56px; }
.products-header-right {
  font-size: 12px; font-weight: 500;
  letter-spacing: .1em; color: var(--grey-2); text-transform: uppercase;
}
.products-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 2px; }
.product-card {
  background: var(--dark-2); border: 1px solid var(--border);
  overflow: hidden; position: relative;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
  will-change: transform;
}
.product-card:hover {
  border-color: var(--border-blue);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
  z-index: 2;
}
.product-card-img { width: 100%; height: 220px; overflow: hidden; position: relative; }
.product-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  filter: brightness(.82) saturate(1.1);
  transition: transform .8s ease, filter .8s ease;
  will-change: transform;
}
.product-card:hover .product-card-img img { transform: scale(1.06); filter: brightness(.92) saturate(1.2); }
.product-card-img-overlay {
  position: absolute; bottom: 0; left: 0; right: 0; height: 90px;
  background: linear-gradient(to top, var(--dark-2), transparent);
}
.product-glow {
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
  opacity: 0; transition: opacity var(--t);
}
.product-card:hover .product-glow { opacity: 1; }
.product-card-body { padding: 28px 28px 32px; }
.product-num { font-size: 10px; font-weight: 600; letter-spacing: .2em; color: var(--blue); margin-bottom: 10px; }
.product-title { font-size: 19px; font-weight: 700; letter-spacing: -.01em; color: var(--white); margin-bottom: 12px; line-height: 1.2; }
.product-desc { font-size: 13px; line-height: 1.76; color: rgba(255,255,255,.42); margin-bottom: 24px; }
.product-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--blue-light); transition: gap var(--t);
}
.product-link:hover { gap: 14px; }

/* ============ WHY ============ */
#why { padding: 120px 0; background: var(--black); border-top: 1px solid var(--border); }
.why-header { margin-bottom: 72px; }
.why-grid {
  display: grid; grid-template-columns: repeat(5,1fr);
  gap: 1px; background: var(--border); border: 1px solid var(--border);
}
.why-item {
  background: var(--black); padding: 44px 28px;
  position: relative; overflow: hidden; transition: background var(--t);
}
.why-item::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
  opacity: 0; transition: opacity var(--t);
}
.why-item:hover { background: rgba(37,99,235,.04); }
.why-item:hover::before { opacity: 1; }
.why-icon {
  width: 42px; height: 42px;
  border: 1px solid var(--border-blue); border-radius: 2px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px; color: var(--blue);
  transition: background var(--t), box-shadow var(--t);
}
.why-item:hover .why-icon { background: var(--blue-glow); box-shadow: 0 0 18px var(--blue-glow-s); }
.why-item-title { font-size: 14px; font-weight: 700; color: var(--white); margin-bottom: 8px; line-height: 1.3; }
.why-item-desc { font-size: 12px; line-height: 1.72; color: rgba(255,255,255,.38); }

/* ============ CONTACT ============ */
#contact { padding: 120px 0 0; background: var(--dark); border-top: 1px solid var(--border); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: start; }
.contact-title {
  font-size: clamp(28px, 3vw, 50px); font-weight: 700;
  line-height: 1.1; letter-spacing: -.02em;
  color: var(--white); margin-bottom: 44px; margin-top: 18px;
}
.contact-info { display: flex; flex-direction: column; gap: 22px; }
.contact-info-item { display: flex; align-items: flex-start; gap: 14px; }
.contact-info-icon {
  width: 38px; height: 38px;
  border: 1px solid var(--border); border-radius: 2px;
  display: flex; align-items: center; justify-content: center;
  color: var(--blue); flex-shrink: 0; margin-top: 2px;
}
.contact-info-label { font-size: 10px; font-weight: 600; letter-spacing: .15em; text-transform: uppercase; color: var(--grey-3); margin-bottom: 3px; }
.contact-info-value { font-size: 14px; color: rgba(255,255,255,.65); line-height: 1.5; }
.contact-info-value a:hover { color: var(--blue-light); }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-label { font-size: 10px; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; color: var(--grey-3); }
.form-input, .form-select, .form-textarea {
  font-family: var(--font-main); font-size: 13px; color: var(--white);
  background: rgba(255,255,255,.03); border: 1px solid var(--border);
  border-radius: 2px; padding: 13px 16px; outline: none; width: 100%;
  transition: border-color var(--t), background var(--t), box-shadow var(--t);
  -webkit-appearance: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--grey-3); }
.form-select {
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%234B5563' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.form-select option { background: var(--dark-2); color: var(--white); }
.form-textarea { resize: vertical; min-height: 110px; }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--blue); background: rgba(37,99,235,.04);
  box-shadow: 0 0 0 3px rgba(37,99,235,.08);
}

/* Privacy checkbox */
.form-consent {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 12px; color: rgba(255,255,255,.45); line-height: 1.5;
  margin-top: 4px;
}
.form-consent input[type="checkbox"] {
  width: 16px; height: 16px; flex-shrink: 0; margin-top: 1px;
  accent-color: var(--blue); cursor: pointer;
}
.form-consent a { color: var(--blue-light); border-bottom: 1px solid rgba(59,130,246,.3); transition: color var(--tf); }
.form-consent a:hover { color: var(--white); }

.btn-submit {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font-main); font-size: 12px; font-weight: 600;
  letter-spacing: .13em; text-transform: uppercase;
  color: var(--white); background: var(--blue);
  padding: 17px 38px; border-radius: 2px;
  cursor: pointer; margin-top: 6px;
  position: relative; overflow: hidden;
  transition: transform var(--t), box-shadow var(--t);
  will-change: transform;
}
.btn-submit::after {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,.08);
  opacity: 0; transition: opacity var(--tf);
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 14px 36px rgba(37,99,235,.38); }
.btn-submit:hover::after { opacity: 1; }

/* ============ FOOTER ============ */
footer { padding: 56px 0 0; background: var(--dark); border-top: 1px solid var(--border); margin-top: 80px; }
.footer-watermark {
  font-family: var(--font-logo);
  font-size: clamp(38px, 7.5vw, 105px); font-weight: 700;
  letter-spacing: .06em; color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.055);
  text-align: center; white-space: nowrap; overflow: hidden;
  line-height: 1; padding: 0 20px; user-select: none;
}
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 60px; border-top: 1px solid var(--border); margin-top: 18px;
}
.footer-info { font-size: 11px; color: var(--grey-3); line-height: 1.6; }
.footer-copy { font-size: 11px; color: var(--grey-3); }

/* ============ PRIVACY PAGE ============ */
.privacy-page { min-height: 100vh; padding: 120px 0 80px; background: var(--black); }
.privacy-back {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  color: rgba(255,255,255,.5); margin-bottom: 56px;
  transition: color var(--tf), gap var(--t);
}
.privacy-back:hover { color: var(--white); gap: 12px; }
.privacy-back svg { transition: transform var(--t); }
.privacy-back:hover svg { transform: translateX(-4px); }
.privacy-title {
  font-size: clamp(32px, 4vw, 56px); font-weight: 700;
  letter-spacing: -.025em; line-height: 1.1;
  color: var(--white); margin-bottom: 12px;
}
.privacy-date { font-size: 12px; color: var(--grey-3); letter-spacing: .08em; margin-bottom: 64px; }
.privacy-body { max-width: 780px; }
.privacy-body h2 {
  font-size: 20px; font-weight: 700;
  color: var(--white); margin: 48px 0 16px;
  letter-spacing: -.01em;
}
.privacy-body h2:first-child { margin-top: 0; }
.privacy-body p {
  font-size: 14px; line-height: 1.85;
  color: rgba(255,255,255,.5); margin-bottom: 14px;
}
.privacy-body ul {
  list-style: none; margin: 0 0 14px; padding: 0;
}
.privacy-body ul li {
  font-size: 14px; line-height: 1.8;
  color: rgba(255,255,255,.5);
  padding-left: 20px; position: relative; margin-bottom: 6px;
}
.privacy-body ul li::before {
  content: ''; position: absolute; left: 0; top: 11px;
  width: 5px; height: 1px; background: var(--blue);
}
.privacy-body a { color: var(--blue-light); border-bottom: 1px solid rgba(59,130,246,.3); }
.privacy-body a:hover { color: var(--white); }
.privacy-divider {
  width: 60px; height: 1px;
  background: linear-gradient(90deg, var(--blue), transparent);
  margin: 48px 0;
}

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--grey-4); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  header { padding: 0 32px; }
  #hero { padding: 130px 32px 220px; }
  .section-inner { padding: 0 32px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-right { display: none; }
  .products-grid { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: repeat(3,1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 56px; }
  .footer-bottom { padding: 22px 32px; }
  .hero-stats { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 768px) {
  /* Restore cursor on mobile */
  body { cursor: auto; }
  .cursor, .cursor-glow { display: none; }
  button { cursor: pointer; }

  header { padding: 0 20px; height: 64px; }

  /* Nav hidden by default on mobile */
  nav { display: none; }

  /* Glassmorphism fullscreen menu */
  nav.open {
    display: flex; flex-direction: column;
    position: fixed; inset: 0; width: 100%; height: 100vh;
    background: rgba(7,9,15,0.75);
    backdrop-filter: blur(18px) saturate(160%);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    border-right: 1px solid rgba(255,255,255,0.05);
    padding: 100px 28px 40px;
    gap: 0; z-index: 10000;
    align-items: flex-start; justify-content: flex-start;
  }
  nav.open a {
    font-size: 22px; font-weight: 600;
    letter-spacing: .06em; color: rgba(255,255,255,.75);
    padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,.06);
    width: 100%; text-transform: none;
    transition: color .2s ease, padding-left .3s ease;
  }
  nav.open a:hover { color: var(--white); padding-left: 8px; }
  nav.open a::after { display: none; }
  nav.open .btn-nav {
    display: flex; margin-top: 32px;
    border-color: var(--blue); font-size: 13px;
    padding: 14px 28px; width: 100%; justify-content: center;
  }
  nav.open .btn-nav::before { display: none; }

  .burger { display: flex; }
  .btn-nav:not(nav.open .btn-nav) { display: none; }

  #hero { padding: 100px 20px 280px; }
  .hero-title { font-size: clamp(28px, 7.5vw, 44px); }
  .hero-sub { font-size: 14px; }
  .hero-stats { grid-template-columns: repeat(2,1fr); }
  .stat-item { padding: 18px 20px; }
  .stat-number { font-size: 22px; }

  .section-inner { padding: 0 20px; }
  #about, #products, #why, #contact { padding: 80px 0; }

  .products-grid { grid-template-columns: 1fr; gap: 16px; }
  .products-header { flex-direction: column; align-items: flex-start; gap: 12px; }

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

  .contact-title { font-size: clamp(26px, 6vw, 38px); }
  .form-row { grid-template-columns: 1fr; }

  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; padding: 20px; }
  .footer-watermark { font-size: clamp(24px, 9vw, 52px); }

  .privacy-page { padding: 100px 0 60px; }
}

@media (max-width: 600px) {
  .preloader-logo-main { font-size: clamp(24px, 7vw, 38px); letter-spacing: .2em; }
  .preloader-logo-sub  { font-size: clamp(9px, 2.5vw, 13px); letter-spacing: .3em; }
  .preloader-line { max-width: 80vw; }
}

@media (max-width: 480px) {
  .why-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .stat-item { padding: 14px 16px; }
  .stat-number { font-size: 20px; }
}