@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;500;600;700;800;900&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  --bg: #080b10;
  --bg-soft: #111821;
  --panel: #18212c;
  --panel-2: #202b38;
  --ink: #f6f7f5;
  --muted: #9ba2ac;
  --muted-2: #68717c;
  --line: rgba(214, 229, 245, 0.16);
  --line-strong: rgba(214, 229, 245, 0.28);
  --orange: #ff6b3d;
  --orange-bright: #ff8b56;
  --orange-soft: rgba(255, 107, 61, 0.16);
  --cyan: #70e3d4;
  --lime: #f0b45f;
  --purple: #9f91ff;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 11px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  --ease: cubic-bezier(0.22, 0.7, 0.25, 1);
  --container: 1220px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 88% 5%, rgba(255, 107, 61, 0.08), transparent 22rem),
    radial-gradient(circle at 6% 38%, rgba(112, 227, 212, 0.045), transparent 28rem),
    var(--bg);
  font-family: 'Vazirmatn', Tahoma, sans-serif;
  line-height: 1.8;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  content: '';
  opacity: 0.18;
  background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000, transparent 92%);
}

body.modal-open,
body.menu-open {
  overflow: hidden;
}

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

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

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

::selection {
  color: var(--bg);
  background: var(--orange-bright);
}

.container {
  width: min(calc(100% - 64px), var(--container));
  margin-inline: auto;
}

.section-shell {
  position: relative;
  isolation: isolate;
}

.page-loader {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--bg);
  transition: opacity 0.7s var(--ease), visibility 0.7s;
}

.page-loader.is-loaded {
  visibility: hidden;
  opacity: 0;
}

.loader-mark {
  display: grid;
  width: 76px;
  height: 76px;
  place-items: center;
  border: 1px solid rgba(255, 107, 61, 0.4);
  border-radius: 50%;
  box-shadow: 0 0 0 15px rgba(255, 107, 61, 0.04), 0 0 45px rgba(255, 107, 61, 0.2);
  color: var(--orange);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  animation: loaderPulse 1.6s infinite ease-in-out;
}

.loader-track {
  position: absolute;
  top: calc(50% + 68px);
  width: 120px;
  height: 2px;
  overflow: hidden;
  background: rgba(255,255,255,0.12);
}

.loader-track span {
  display: block;
  width: 50%;
  height: 100%;
  background: var(--orange);
  animation: loaderTrack 1.1s infinite var(--ease);
}

.page-loader p {
  position: absolute;
  top: calc(50% + 88px);
  margin: 0;
  color: var(--muted-2);
  font-size: 0.7rem;
}

.cursor-glow {
  position: fixed;
  z-index: 2;
  width: 420px;
  height: 420px;
  pointer-events: none;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 61, 0.08), transparent 65%);
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  transition: opacity 0.3s ease;
}

.scroll-progress {
  position: fixed;
  z-index: 90;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  pointer-events: none;
  background: transparent;
}

.scroll-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  box-shadow: 0 0 16px var(--orange);
}

.site-header {
  position: fixed;
  z-index: 80;
  top: 20px;
  right: 0;
  left: 0;
  transition: top 0.4s var(--ease);
}

.site-header.is-scrolled {
  top: 10px;
}

.header-shell {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 10px 18px 10px 12px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(18, 20, 26, 0.72);
  box-shadow: 0 18px 60px rgba(0,0,0,0.2);
  backdrop-filter: blur(20px);
  transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.site-header.is-scrolled .header-shell {
  border-color: var(--line-strong);
  background: rgba(14, 16, 21, 0.9);
  box-shadow: 0 18px 60px rgba(0,0,0,0.34);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-symbol {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(255, 107, 61, 0.45);
  border-radius: 13px;
  color: var(--orange-bright);
  background: linear-gradient(140deg, rgba(255,107,61,0.24), rgba(255,107,61,0.04));
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: -0.08em;
}

.brand-copy {
  display: grid;
  line-height: 1.05;
}

.brand-copy strong {
  color: var(--ink);
  font-size: 1.12rem;
  font-weight: 900;
  letter-spacing: -0.06em;
}

.brand-copy strong span {
  color: var(--orange);
}

.brand-copy small {
  margin-top: 5px;
  color: var(--muted-2);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.47rem;
  letter-spacing: 0.14em;
  text-align: right;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-inline: auto;
}

.nav-link {
  position: relative;
  padding: 8px 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
  transition: color 0.25s ease;
}

.nav-link::after {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 10px;
  content: '';
  background: var(--orange);
  transition: width 0.3s var(--ease);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--ink);
}

.nav-link.is-active::after,
.nav-link:hover::after {
  width: 24px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 9px;
}

.header-contact,
.mini-cart {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 40px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}

.header-contact:hover,
.mini-cart:hover {
  border-color: rgba(255, 107, 61, 0.5);
  color: var(--ink);
  background: var(--orange-soft);
  transform: translateY(-2px);
}

.status-dot,
.quote-live i,
.console-dot,
.display-led {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(201,241,108,0.08), 0 0 14px rgba(201,241,108,0.75);
}

.mini-cart-icon {
  display: grid;
  width: 21px;
  height: 21px;
  place-items: center;
  border-radius: 7px;
  color: var(--bg);
  background: var(--orange);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  line-height: 1;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
}

.menu-toggle span {
  display: block;
  width: 17px;
  height: 2px;
  border-radius: 10px;
  background: var(--ink);
  transition: transform 0.3s ease;
}

.menu-toggle.is-open span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.menu-toggle.is-open span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.hero {
  min-height: 920px;
  padding-top: 168px;
  overflow: hidden;
}

.hero::before {
  position: absolute;
  z-index: -1;
  top: 0;
  right: 4%;
  width: 38vw;
  height: 38vw;
  max-width: 660px;
  max-height: 660px;
  border-radius: 50%;
  content: '';
  background: radial-gradient(circle, rgba(255, 107, 61, 0.08), transparent 67%);
  filter: blur(12px);
}

.hero-grid {
  display: grid;
  min-height: 630px;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  align-items: center;
  gap: 50px;
}

.hero-copy {
  position: relative;
  z-index: 3;
  padding-top: 22px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--orange-bright);
  direction: rtl;
  font-family: 'Space Grotesk', 'Vazirmatn', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.eyebrow i {
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--orange);
  box-shadow: 10px 0 0 rgba(255,107,61,0.25);
}

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

.eyebrow-light i {
  background: var(--cyan);
  box-shadow: 10px 0 0 rgba(112,227,212,0.25);
}

.hero h1 {
  max-width: 590px;
  margin: 23px 0 20px;
  color: var(--ink);
  font-size: clamp(3.15rem, 5.3vw, 5.9rem);
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 1.12;
}

.hero h1 span,
.section-heading h2 span,
.contact-copy h2 span {
  display: block;
  color: var(--orange);
  background: linear-gradient(115deg, var(--orange), var(--orange-bright));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lede {
  max-width: 510px;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 2.2;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 35px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 0 18px 0 15px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 800;
  transition: transform 0.3s var(--ease), box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.button b {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  line-height: 1;
}

.button:hover {
  transform: translateY(-4px);
}

.button-primary {
  color: #120d0b;
  background: var(--orange);
  box-shadow: 0 12px 30px rgba(255,107,61,0.18);
}

.button-primary:hover {
  background: var(--orange-bright);
  box-shadow: 0 16px 36px rgba(255,107,61,0.28);
}

.button-primary b {
  color: var(--orange);
  background: #21140f;
}

.button-ghost {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(255,255,255,0.02);
}

.button-ghost:hover {
  border-color: rgba(255,107,61,0.45);
  background: var(--orange-soft);
}

.button-ghost b {
  color: var(--orange);
  background: rgba(255,107,61,0.13);
}

.button-dark {
  min-height: 44px;
  color: var(--ink);
  background: var(--bg);
}

.button-dark b {
  color: var(--orange);
}

.hero-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 29px;
  color: var(--muted-2);
  font-size: 0.63rem;
}

.note-line {
  width: 30px;
  height: 1px;
  background: var(--muted-2);
}

.hero-stage {
  position: relative;
  min-height: 625px;
}

.stage-grid {
  position: absolute;
  inset: 7% -5% 5% 1%;
  opacity: 0.42;
  background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at 50% 48%, #000, transparent 72%);
}

.stage-orbit {
  position: absolute;
  top: 50%;
  left: 51%;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(-19deg);
}

.orbit-one {
  width: 480px;
  height: 270px;
}

.orbit-two {
  width: 590px;
  height: 390px;
  border-color: rgba(255,107,61,0.16);
  transform: translate(-50%, -50%) rotate(28deg);
}

.hero-instrument-wrap {
  position: absolute;
  top: 51%;
  left: 52%;
  width: 292px;
  height: 500px;
  perspective: 900px;
  transform: translate(-50%, -50%) rotate(8deg);
  animation: instrumentFloat 6s infinite ease-in-out;
}

.instrument-shadow {
  position: absolute;
  right: -31px;
  bottom: -31px;
  left: 22px;
  height: 74px;
  border-radius: 50%;
  background: #000;
  filter: blur(26px);
  opacity: 0.75;
  transform: rotate(-8deg);
}

.instrument-halo {
  position: absolute;
  top: 11%;
  right: -12%;
  width: 124%;
  height: 78%;
  border: 1px solid rgba(255, 107, 61, 0.26);
  border-radius: 42% 51% 47% 45%;
  box-shadow: inset 0 0 34px rgba(255,107,61,0.04), 0 0 40px rgba(255,107,61,0.11);
  transform: rotate(-21deg);
}

.instrument-card {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 32px 32px 45px 45px;
  background: linear-gradient(135deg, #f36b3d 0%, #db4f2c 42%, #8f271c 100%);
  box-shadow: inset 12px 0 22px rgba(255,255,255,0.1), inset -18px -14px 25px rgba(0,0,0,0.32), 18px 25px 45px rgba(0,0,0,0.45);
  transform: rotateY(-7deg);
}

.instrument-card::before {
  position: absolute;
  top: -15%;
  left: -30%;
  width: 70%;
  height: 125%;
  content: '';
  opacity: 0.25;
  background: linear-gradient(90deg, transparent, #fff, transparent);
  transform: rotate(17deg);
}

.instrument-topline {
  position: relative;
  display: flex;
  justify-content: space-between;
  padding: 31px 27px 15px;
  color: rgba(255,255,255,0.83);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.56rem;
  letter-spacing: 0.13em;
}

.instrument-topline span:last-child {
  color: #ffd6c6;
}

.instrument-screen {
  position: relative;
  z-index: 1;
  width: calc(100% - 47px);
  height: 132px;
  margin: 11px auto 0;
  padding: 13px 16px 12px;
  border: 5px solid #242127;
  border-radius: 12px;
  color: #2b2010;
  background: linear-gradient(145deg, #e7c57a, #a87932);
  box-shadow: inset 0 0 16px rgba(0,0,0,0.45), 0 4px 0 rgba(0,0,0,0.24);
}

.screen-meta,
.screen-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.54rem;
  font-weight: 700;
}

.instrument-screen strong {
  display: block;
  margin-top: 6px;
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.32rem;
  letter-spacing: -0.08em;
  line-height: 1;
}

.screen-unit {
  position: absolute;
  top: 57px;
  right: 13px;
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
}

.screen-unit span {
  margin-inline-start: 2px;
  color: #6a4516;
}

.screen-bars {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 17px;
  margin-top: 10px;
  direction: ltr;
}

.screen-bars i {
  display: block;
  width: 9px;
  height: calc(4px + var(--h, 1) * 3px);
  background: #825a18;
}

.screen-bars i:nth-child(1) { --h: 1; }
.screen-bars i:nth-child(2) { --h: 2; }
.screen-bars i:nth-child(3) { --h: 2; }
.screen-bars i:nth-child(4) { --h: 3; }
.screen-bars i:nth-child(5) { --h: 4; }
.screen-bars i:nth-child(6) { --h: 4; }
.screen-bars i:nth-child(7) { --h: 4; }
.screen-bars i:nth-child(8) { --h: 5; }
.screen-bars i:nth-child(9) { --h: 5; }
.screen-bars i:nth-child(10) { --h: 6; }

.instrument-dial {
  position: relative;
  width: 128px;
  height: 128px;
  margin: 38px auto 0;
  border: 5px solid rgba(46, 18, 17, 0.82);
  border-radius: 50%;
  background: radial-gradient(circle at 37% 27%, #e5d0c2, #82675b 54%, #382f31 56%, #171719 100%);
  box-shadow: 0 5px 10px rgba(0,0,0,0.35), inset 0 0 12px rgba(255,255,255,0.12);
}

.dial-center {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 54px;
  height: 54px;
  border: 3px solid #33292a;
  border-radius: 50%;
  background: linear-gradient(140deg, #7e7070, #322c30);
  box-shadow: inset 5px 3px 8px rgba(255,255,255,0.12), 0 3px 6px rgba(0,0,0,0.4);
  transform: translate(-50%, -50%);
}

.dial-pointer {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 55px;
  height: 3px;
  border-radius: 10px;
  background: var(--orange);
  box-shadow: 0 0 5px rgba(255,107,61,0.6);
  transform: translate(-12px, -50%) rotate(-42deg);
  transform-origin: 12px center;
}

.dial-mark {
  position: absolute;
  left: 50%;
  width: 2px;
  height: 10px;
  border-radius: 4px;
  background: #302728;
  transform-origin: 50% 58px;
}

.mark-one { top: 3px; transform: translateX(-50%) rotate(-50deg); }
.mark-two { top: 3px; transform: translateX(-50%) rotate(-17deg); }
.mark-three { top: 3px; transform: translateX(-50%) rotate(20deg); }
.mark-four { top: 3px; transform: translateX(-50%) rotate(54deg); }

.instrument-buttons {
  display: flex;
  justify-content: center;
  gap: 25px;
  margin-top: 22px;
}

.instrument-buttons span {
  display: block;
  width: 23px;
  height: 9px;
  border: 1px solid rgba(47,20,20,0.5);
  border-radius: 8px;
  background: rgba(255,205,179,0.63);
}

.instrument-ports {
  position: absolute;
  right: 27px;
  bottom: 23px;
  left: 27px;
  display: flex;
  justify-content: space-between;
  direction: ltr;
}

.instrument-ports b {
  display: grid;
  width: 38px;
  height: 18px;
  place-items: center;
  border-radius: 5px;
  color: rgba(45,20,20,0.82);
  background: rgba(255,190,163,0.58);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.43rem;
}

.hero-wave {
  position: absolute;
  z-index: 2;
  top: 36%;
  right: -4%;
  width: 92%;
  height: 180px;
  overflow: visible;
  opacity: 0.85;
}

.wave-trail {
  stroke: rgba(255,255,255,0.22);
  stroke-width: 1;
}

.wave-glow {
  stroke: var(--cyan);
  stroke-dasharray: 12 16;
  stroke-linecap: round;
  stroke-width: 2;
  filter: drop-shadow(0 0 7px rgba(112,227,212,0.7));
  animation: waveMove 2.6s linear infinite;
}

.stage-label {
  position: absolute;
  z-index: 4;
  color: var(--muted-2);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.57rem;
  letter-spacing: 0.16em;
}

.label-top {
  top: 12%;
  right: 5%;
  display: flex;
  align-items: center;
  gap: 10px;
}

.label-bottom {
  bottom: 9%;
  left: 3%;
  color: rgba(255,255,255,0.35);
  transform: rotate(-90deg);
  transform-origin: left bottom;
}

.pulse,
.tiny-signal {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 5px rgba(112,227,212,0.08), 0 0 14px var(--cyan);
}

.hero-readout {
  position: absolute;
  z-index: 4;
  display: grid;
  gap: 3px;
  color: var(--muted-2);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
}

.hero-readout span,
.hero-readout small {
  font-size: 0.5rem;
  letter-spacing: 0.11em;
}

.hero-readout strong {
  color: var(--ink);
  font-size: 1.35rem;
  font-weight: 500;
  line-height: 1;
}

.readout-left { bottom: 16%; left: 1%; text-align: left; }
.readout-right { top: 22%; right: -1%; text-align: right; }
.readout-right strong { color: var(--cyan); }

.hero-stats {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr) 1.2fr;
  align-items: center;
  gap: 0;
  padding-block: 29px;
  border-top: 1px solid var(--line);
}

.stat-item {
  display: grid;
  gap: 1px;
  padding-inline: 28px;
  border-left: 1px solid var(--line);
}

.stat-item:first-child {
  padding-right: 0;
}

.stat-item strong {
  color: var(--orange);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.08em;
  line-height: 1;
}

.stat-item span,
.stat-caption {
  color: var(--muted-2);
  font-size: 0.67rem;
}

.stat-caption {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding-right: 30px;
}

.ticker {
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: rgba(255,255,255,0.018);
}

.ticker-track {
  display: flex;
  width: max-content;
  align-items: center;
  gap: 30px;
  padding-block: 14px;
  direction: ltr;
  color: rgba(255,255,255,0.38);
  font-family: 'Space Grotesk', 'Vazirmatn', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  animation: tickerMove 36s linear infinite;
}

.ticker-track b {
  color: var(--orange);
  font-size: 0.8rem;
}

.category-section,
.products-section,
.about-section {
  padding-block: 164px;
  border-block: 1px solid rgba(214, 229, 245, 0.09);
}

.section-heading {
  position: relative;
}

.split-heading {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: end;
  gap: 80px;
}

.section-heading h2,
.contact-copy h2 {
  margin: 20px 0 0;
  color: var(--ink);
  font-size: clamp(2rem, 3.8vw, 3.9rem);
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 1.2;
}

.section-heading p {
  max-width: 430px;
  margin: 0 0 3px auto;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 2.1;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 64px;
}

.category-card {
  position: relative;
  display: flex;
  min-height: 316px;
  overflow: hidden;
  flex-direction: column;
  align-items: flex-start;
  padding: 27px 25px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--ink);
  background: linear-gradient(135deg, rgba(255,255,255,0.095), rgba(118,157,194,0.045));
  text-align: right;
  transition: border-color 0.35s ease, background 0.35s ease, transform 0.45s var(--ease), box-shadow 0.35s ease;
}

.category-card::before {
  position: absolute;
  right: -45%;
  bottom: -46%;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 50%;
  content: '';
  transition: transform 0.5s var(--ease), border-color 0.35s ease;
}

.category-card:hover {
  border-color: rgba(255,107,61,0.5);
  background: linear-gradient(135deg, rgba(255,107,61,0.18), rgba(118,157,194,0.08));
  box-shadow: var(--shadow);
  transform: translateY(-7px);
}

.category-card:hover::before {
  border-color: rgba(255,107,61,0.25);
  transform: scale(1.32);
}

.category-large {
  grid-column: span 1;
}

.category-index {
  direction: ltr;
  color: var(--muted-2);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.category-icon {
  display: grid;
  width: 72px;
  height: 72px;
  margin-top: 38px;
  place-items: center;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 21px;
  color: var(--orange);
  background: rgba(255,107,61,0.1);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.7rem;
  font-weight: 700;
  transition: transform 0.4s var(--ease), background 0.4s ease;
}

.category-card:hover .category-icon {
  background: rgba(255,107,61,0.2);
  transform: rotate(-8deg) scale(1.07);
}

.icon-clamp { color: var(--cyan); background: rgba(112,227,212,0.1); }
.icon-tester { color: var(--purple); background: rgba(159,145,255,0.1); }
.icon-environmental { color: var(--lime); background: rgba(201,241,108,0.1); font-size: 1rem; }

.category-content {
  display: grid;
  gap: 4px;
  margin-top: auto;
}

.category-content strong {
  font-size: 0.95rem;
}

.category-content small {
  color: var(--muted-2);
  font-size: 0.67rem;
  line-height: 1.7;
}

.category-arrow {
  position: absolute;
  top: 23px;
  left: 23px;
  display: grid;
  width: 27px;
  height: 27px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  transition: color 0.3s ease, background 0.3s ease, transform 0.3s var(--ease);
}

.category-card:hover .category-arrow {
  color: var(--bg);
  background: var(--orange);
  transform: rotate(-45deg);
}

.category-glow {
  position: absolute;
  top: -30px;
  left: -30px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--orange);
  filter: blur(65px);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.category-card:hover .category-glow {
  opacity: 0.35;
}

.products-section {
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,0.025), rgba(118,157,194,0.035), rgba(255,255,255,0.02)), #111821;
}

.products-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.72rem;
  transition: color 0.25s ease, border-color 0.25s ease;
}

.text-link span {
  color: var(--orange);
  font-family: 'Space Grotesk', sans-serif;
}

.text-link:hover {
  border-color: var(--orange);
  color: var(--ink);
}

.product-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 58px;
  padding-bottom: 17px;
  border-bottom: 1px solid var(--line);
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.filter-tab {
  min-height: 35px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 9px;
  color: var(--muted-2);
  background: transparent;
  font-size: 0.68rem;
  font-weight: 700;
  transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.filter-tab:hover,
.filter-tab.is-active {
  border-color: rgba(255,107,61,0.35);
  color: var(--orange-bright);
  background: var(--orange-soft);
}

.product-search {
  display: flex;
  width: min(280px, 100%);
  min-height: 38px;
  align-items: center;
  gap: 8px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  background: rgba(255,255,255,0.025);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.product-search:focus-within {
  border-color: rgba(255,107,61,0.55);
  box-shadow: 0 0 0 4px rgba(255,107,61,0.08);
}

.product-search span {
  color: var(--orange);
  font-family: Arial, sans-serif;
  font-size: 1.15rem;
  line-height: 1;
}

.product-search input {
  width: 100%;
  min-width: 0;
  outline: 0;
  border: 0;
  color: var(--ink);
  background: transparent;
  font-size: 0.68rem;
}

.product-search input::placeholder,
.quote-card input::placeholder,
.quote-card textarea::placeholder {
  color: var(--muted-2);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-top: 28px;
}

.product-card {
  position: relative;
  display: flex;
  min-height: 510px;
  overflow: hidden;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(255,255,255,0.105), rgba(118,157,194,0.045));
  transform-style: preserve-3d;
  transition: border-color 0.35s ease, box-shadow 0.35s ease, transform 0.35s var(--ease);
}

.product-card:hover {
  border-color: rgba(255,107,61,0.48);
  box-shadow: 0 22px 55px rgba(0,0,0,0.25), 0 0 0 1px rgba(255,107,61,0.05);
  transform: translateY(-7px);
}

.product-media {
  position: relative;
  display: grid;
  height: 260px;
  place-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: radial-gradient(circle at 50% 42%, rgba(255,107,61,0.2), transparent 48%), #1b2531;
}

.product-media::before,
.modal-visual::before {
  position: absolute;
  top: 34px;
  left: 50%;
  width: 190px;
  height: 190px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 50%;
  content: '';
  transform: translateX(-50%);
}

.product-media::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 40%;
  content: '';
  background: linear-gradient(transparent, rgba(0,0,0,0.35));
  pointer-events: none;
}

.product-media img {
  position: relative;
  z-index: 1;
  width: 72%;
  height: 82%;
  object-fit: contain;
  filter: drop-shadow(0 18px 18px rgba(0,0,0,0.38));
  transition: transform 0.6s var(--ease), filter 0.35s ease;
}

.product-card:hover .product-media img {
  filter: drop-shadow(0 24px 24px rgba(0,0,0,0.5));
  transform: scale(1.08) translateY(-5px);
}

.product-media-fallback {
  position: relative;
  z-index: 1;
  display: grid;
  width: 132px;
  height: 174px;
  place-items: center;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 18px;
  color: var(--orange);
  background: linear-gradient(145deg, #f47643, #6c241a);
  box-shadow: 0 18px 22px rgba(0,0,0,0.35);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  transform: rotate(-5deg);
}

.product-badge {
  position: absolute;
  z-index: 2;
  top: 16px;
  right: 16px;
  padding: 5px 9px;
  border: 1px solid rgba(255,255,255,0.13);
  border-radius: 7px;
  color: var(--cyan);
  background: rgba(8,10,13,0.55);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.53rem;
  letter-spacing: 0.08em;
}

.product-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 24px 23px 20px;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  color: var(--muted-2);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.58rem;
  letter-spacing: 0.04em;
}

.product-category {
  direction: rtl;
  font-family: 'Vazirmatn', Tahoma, sans-serif;
  letter-spacing: 0;
}

.product-body h3 {
  margin: 13px 0 7px;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.7;
}

.product-body p {
  min-height: 48px;
  margin: 0;
  color: var(--muted);
  font-size: 0.68rem;
  line-height: 1.9;
}

.feature-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.feature-chip {
  padding: 4px 7px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  font-family: 'Space Grotesk', 'Vazirmatn', sans-serif;
  font-size: 0.55rem;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.product-price {
  display: grid;
  gap: 1px;
}

.product-price small {
  color: var(--muted-2);
  font-size: 0.54rem;
}

.product-price strong {
  color: var(--orange-bright);
  font-size: 0.7rem;
}

.product-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.product-action {
  min-height: 32px;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
  font-size: 0.6rem;
  font-weight: 700;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.product-action:hover {
  border-color: rgba(255,107,61,0.45);
  color: var(--ink);
  background: var(--orange-soft);
}

.product-action.primary-action {
  border-color: var(--orange);
  color: var(--orange-bright);
}

.empty-state {
  display: grid;
  min-height: 230px;
  place-items: center;
  align-content: center;
  gap: 10px;
  color: var(--muted);
  text-align: center;
}

.empty-state[hidden] {
  display: none;
}

.empty-state > span {
  color: var(--orange);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
}

.empty-state strong {
  font-size: 0.8rem;
}

.empty-state button {
  color: var(--orange-bright);
  background: none;
  font-size: 0.68rem;
}

.catalog-callout {
  display: flex;
  align-items: center;
  gap: 17px;
  margin-top: 34px;
  padding: 16px;
  border: 1px solid rgba(201,241,108,0.23);
  border-radius: 15px;
  background: linear-gradient(90deg, rgba(201,241,108,0.07), rgba(255,255,255,0.025));
}

.callout-mark {
  display: grid;
  width: 49px;
  height: 49px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(201,241,108,0.35);
  border-radius: 12px;
  color: var(--lime);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
}

.catalog-callout > div:not(.callout-mark) {
  display: grid;
  gap: 2px;
  margin-inline-end: auto;
}

.catalog-callout strong {
  font-size: 0.82rem;
}

.catalog-callout span {
  color: var(--muted);
  font-size: 0.63rem;
}

.lab-section {
  padding-block: 164px;
  overflow: hidden;
  border-block: 1px solid rgba(214, 229, 245, 0.09);
  background: linear-gradient(145deg, rgba(112,227,212,0.035), rgba(118,157,194,0.045)), #121b24;
}

.lab-section::before {
  position: absolute;
  z-index: -1;
  top: -20%;
  left: 4%;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(112,227,212,0.16);
  border-radius: 50%;
  content: '';
  box-shadow: 0 0 100px rgba(112,227,212,0.08);
}

.lab-section::after {
  position: absolute;
  z-index: -1;
  right: -9%;
  bottom: -28%;
  width: 500px;
  height: 500px;
  border: 1px solid rgba(255,107,61,0.16);
  border-radius: 50%;
  content: '';
}

.lab-noise {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.15;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.32'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.lab-heading {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  align-items: end;
  gap: 80px;
}

.lab-heading h2 {
  color: var(--ink);
}

.lab-heading h2 span {
  color: var(--cyan);
  background: linear-gradient(115deg, var(--cyan), #b4fff2);
  -webkit-background-clip: text;
  background-clip: text;
}

.lab-console {
  position: relative;
  margin-top: 64px;
  overflow: hidden;
  border: 1px solid rgba(112,227,212,0.2);
  border-radius: 20px;
  background: rgba(5,10,12,0.6);
  box-shadow: 0 30px 90px rgba(0,0,0,0.3), inset 0 0 80px rgba(112,227,212,0.025);
}

.lab-console::before {
  position: absolute;
  top: 0;
  right: 15%;
  left: 15%;
  height: 1px;
  content: '';
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  box-shadow: 0 0 28px var(--cyan);
}

.lab-console-top {
  display: flex;
  min-height: 51px;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid rgba(112,227,212,0.13);
  color: rgba(255,255,255,0.45);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.lab-console-top > span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.lab-console-top .console-dot {
  width: 5px;
  height: 5px;
}

.lab-console-body {
  display: grid;
  grid-template-columns: 0.74fr 1.26fr;
  gap: 32px;
  padding: 30px;
}

.lab-side {
  direction: rtl;
}

.console-label {
  display: block;
  margin-bottom: 13px;
  color: var(--muted-2);
  font-size: 0.65rem;
}

.mode-buttons {
  display: grid;
  gap: 8px;
}

.mode-button {
  display: grid;
  grid-template-columns: 45px 1fr;
  align-items: center;
  gap: 0 10px;
  min-height: 70px;
  padding: 9px 12px;
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 12px;
  color: var(--muted);
  background: rgba(255,255,255,0.025);
  text-align: right;
  transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}

.mode-button > span {
  display: grid;
  width: 37px;
  height: 37px;
  grid-row: span 2;
  place-items: center;
  border-radius: 10px;
  color: var(--cyan);
  background: rgba(112,227,212,0.09);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.74rem;
  font-weight: 700;
}

.mode-button b {
  color: var(--ink);
  font-size: 0.72rem;
}

.mode-button small {
  color: var(--muted-2);
  font-size: 0.58rem;
}

.mode-button:hover,
.mode-button.is-active {
  border-color: rgba(112,227,212,0.42);
  color: var(--ink);
  background: rgba(112,227,212,0.08);
  transform: translateX(-4px);
}

.mode-button.is-active > span {
  color: var(--bg);
  background: var(--cyan);
  box-shadow: 0 0 18px rgba(112,227,212,0.25);
}

.lab-tip {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 21px;
  padding: 13px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  color: var(--muted-2);
  background: rgba(255,255,255,0.018);
}

.lab-tip > span {
  display: grid;
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(112,227,212,0.4);
  border-radius: 50%;
  color: var(--cyan);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.62rem;
}

.lab-tip p {
  margin: 0;
  font-size: 0.6rem;
  line-height: 1.8;
}

.lab-display-wrap {
  direction: ltr;
}

.lab-display {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  padding: 18px 22px 14px;
  border: 1px solid rgba(112,227,212,0.33);
  border-radius: 13px;
  background: radial-gradient(circle at 50% 0%, rgba(112,227,212,0.13), transparent 55%), #0b1a1b;
  box-shadow: inset 0 0 35px rgba(112,227,212,0.06), 0 0 35px rgba(112,227,212,0.07);
}

.lab-display::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: '';
  opacity: 0.35;
  background: repeating-linear-gradient(0deg, transparent 0, transparent 4px, rgba(112,227,212,0.035) 5px);
}

.display-header,
.display-footer {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  color: rgba(112,227,212,0.6);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.57rem;
  letter-spacing: 0.1em;
}

.display-reading {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-top: 28px;
  color: var(--cyan);
  text-shadow: 0 0 20px rgba(112,227,212,0.35);
}

.display-reading strong {
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(3rem, 6vw, 5.3rem);
  font-weight: 500;
  letter-spacing: -0.11em;
  line-height: 1;
}

.display-reading span {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.09em;
}

.display-footer {
  position: absolute;
  right: 22px;
  bottom: 18px;
  left: 22px;
  align-items: center;
}

.display-footer span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.display-led {
  width: 5px;
  height: 5px;
}

#scopeCanvas {
  position: absolute;
  right: 0;
  bottom: 30px;
  left: 0;
  width: 100%;
  height: 115px;
  opacity: 0.85;
}

.lab-slider-row {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-top: 19px;
  color: rgba(112,227,212,0.45);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.52rem;
  letter-spacing: 0.1em;
}

.lab-slider-row input {
  width: 100%;
  height: 2px;
  accent-color: var(--cyan);
  cursor: pointer;
}

.trust-grid {
  display: grid;
  grid-template-columns: 1.25fr repeat(3, 1fr);
  gap: 12px;
  margin-top: 64px;
}

.trust-card {
  position: relative;
  min-height: 245px;
  padding: 25px 23px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.025);
  transition: border-color 0.35s ease, background 0.35s ease, transform 0.35s var(--ease);
}

.trust-card:hover {
  border-color: rgba(255,107,61,0.35);
  background: rgba(255,107,61,0.055);
  transform: translateY(-5px);
}

.trust-featured {
  overflow: hidden;
  background: linear-gradient(145deg, rgba(255,107,61,0.16), rgba(255,255,255,0.025));
}

.trust-featured::after {
  position: absolute;
  right: -60px;
  bottom: -90px;
  width: 240px;
  height: 240px;
  border: 1px solid rgba(255,107,61,0.28);
  border-radius: 50%;
  content: '';
}

.trust-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  direction: ltr;
}

.trust-number {
  color: var(--orange-bright);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3.5rem;
  font-weight: 600;
  letter-spacing: -0.12em;
  line-height: 1;
}

.trust-number span {
  color: var(--ink);
}

.trust-signal {
  padding: 5px 8px;
  border: 1px solid rgba(255,255,255,0.17);
  border-radius: 6px;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.48rem;
  letter-spacing: 0.1em;
}

.trust-card h3 {
  position: relative;
  z-index: 1;
  margin: 34px 0 8px;
  font-size: 0.9rem;
}

.trust-card:not(.trust-featured) h3 {
  margin-top: 24px;
}

.trust-card p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--muted);
  font-size: 0.65rem;
  line-height: 1.95;
}

.trust-card a {
  position: absolute;
  right: 23px;
  bottom: 22px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--orange-bright);
  font-size: 0.62rem;
  font-weight: 700;
}

.trust-card a span {
  font-family: 'Space Grotesk', sans-serif;
}

.trust-icon {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(255,107,61,0.32);
  border-radius: 12px;
  color: var(--orange);
  background: var(--orange-soft);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
}

.standards {
  position: absolute;
  right: 23px;
  bottom: 23px;
  left: 23px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  color: var(--cyan);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.49rem;
  letter-spacing: 0.1em;
}

.trust-bars {
  position: absolute;
  right: 23px;
  bottom: 22px;
  left: 23px;
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 28px;
}

.trust-bars i {
  display: block;
  width: 100%;
  height: 28%;
  border-radius: 2px;
  background: rgba(255,107,61,0.34);
}

.trust-bars i:nth-child(2) { height: 41%; }
.trust-bars i:nth-child(3) { height: 29%; }
.trust-bars i:nth-child(4) { height: 69%; }
.trust-bars i:nth-child(5) { height: 54%; }
.trust-bars i:nth-child(6) { height: 91%; background: var(--orange); }
.trust-bars i:nth-child(7) { height: 63%; }
.trust-bars i:nth-child(8) { height: 81%; }
.trust-bars i:nth-child(9) { height: 52%; }
.trust-bars i:nth-child(10) { height: 74%; }
.trust-bars i:nth-child(11) { height: 46%; }
.trust-bars i:nth-child(12) { height: 64%; }

.warranty-band {
  position: relative;
  margin-top: 14px;
  padding: 30px;
  overflow: hidden;
  border: 1px solid rgba(43, 210, 216, 0.22);
  border-radius: var(--radius-md);
  background: linear-gradient(125deg, rgba(43, 210, 216, 0.075), rgba(255,255,255,0.018) 62%, rgba(255,107,61,0.07));
}

.warranty-band::before {
  position: absolute;
  top: -80px;
  left: 8%;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(43, 210, 216, 0.18);
  border-radius: 50%;
  content: '';
}

.warranty-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 30px;
  padding-bottom: 25px;
  border-bottom: 1px solid var(--line);
}

.warranty-head .eyebrow { margin-bottom: 12px; color: var(--cyan); }
.warranty-head h3 { margin: 0 0 8px; font-size: 1.35rem; }
.warranty-head p { max-width: 620px; margin: 0; color: var(--muted); font-size: 0.68rem; line-height: 1.9; }

.warranty-sms {
  display: grid;
  flex: 0 0 190px;
  gap: 3px;
  padding: 14px 17px;
  border: 1px solid rgba(43, 210, 216, 0.28);
  border-radius: 12px;
  background: rgba(0,0,0,0.18);
  text-align: center;
  transition: border-color 0.3s ease, transform 0.3s var(--ease);
}

.warranty-sms:hover { border-color: var(--cyan); transform: translateY(-3px); }
.warranty-sms span { color: var(--muted); font-size: 0.58rem; }
.warranty-sms strong { color: var(--cyan); direction: ltr; font-family: 'Space Grotesk', sans-serif; font-size: 1.15rem; letter-spacing: 0.05em; }
.warranty-sms small { color: var(--muted-2); font-size: 0.52rem; }

.warranty-points {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 23px;
}

.warranty-points > div { display: grid; gap: 11px; padding: 0 18px; }
.warranty-points > div:first-child { padding-right: 0; }
.warranty-points > div + div { border-right: 1px solid var(--line); }
.warranty-points span { color: var(--orange); direction: ltr; font-family: 'Space Grotesk', sans-serif; font-size: 0.58rem; }
.warranty-points p { margin: 0; color: var(--muted); font-size: 0.6rem; line-height: 1.9; }

.warranty-link {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  color: var(--cyan);
  font-size: 0.62rem;
  font-weight: 700;
}

.warranty-link span { font-family: 'Space Grotesk', sans-serif; }

.use-cases {
  display: grid;
  grid-template-columns: 1.15fr repeat(4, 1fr);
  gap: 0;
  margin-top: 58px;
  border-block: 1px solid var(--line);
}

.use-case-intro,
.use-case {
  min-height: 137px;
  padding: 20px;
}

.use-case + .use-case,
.use-case-intro + .use-case {
  border-right: 1px solid var(--line);
}

.use-case-intro {
  display: grid;
  align-content: center;
  gap: 5px;
}

.use-case-intro span {
  color: var(--orange);
  font-size: 0.6rem;
}

.use-case-intro strong {
  font-size: 1.03rem;
  line-height: 1.55;
}

.use-case {
  display: grid;
  align-content: center;
  gap: 7px;
  transition: background 0.3s ease;
}

.use-case:hover {
  background: rgba(255,107,61,0.05);
}

.case-number {
  direction: ltr;
  color: var(--muted-2);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.57rem;
}

.use-case b {
  font-size: 0.75rem;
}

.use-case small {
  color: var(--muted-2);
  font-family: 'Space Grotesk', 'Vazirmatn', sans-serif;
  font-size: 0.56rem;
}

.contact-section {
  padding-block: 164px 184px;
  overflow: hidden;
  border-top: 1px solid rgba(214, 229, 245, 0.09);
  background: linear-gradient(160deg, rgba(255,107,61,0.1), rgba(118,157,194,0.04) 48%), #151d27;
}

.contact-section::after {
  position: absolute;
  top: 8%;
  left: -130px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(255,107,61,0.19);
  border-radius: 50%;
  content: '';
  box-shadow: 0 0 90px rgba(255,107,61,0.06);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.83fr 1.17fr;
  align-items: start;
  gap: 90px;
}

.contact-copy {
  position: relative;
  z-index: 1;
  padding-top: 28px;
}

.contact-copy h2 {
  margin-top: 20px;
  font-size: clamp(2.3rem, 4vw, 4.2rem);
}

.contact-copy p {
  max-width: 420px;
  margin: 23px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 2.1;
}

.contact-details {
  display: grid;
  gap: 13px;
  margin-top: 43px;
}

.contact-details > * {
  display: grid;
  gap: 2px;
  padding-bottom: 13px;
  border-bottom: 1px solid var(--line);
}

.contact-details span {
  color: var(--muted-2);
  font-size: 0.6rem;
}

.contact-details strong {
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 600;
}

.contact-details a:hover strong {
  color: var(--orange-bright);
}

.quote-card {
  position: relative;
  z-index: 1;
  padding: 26px;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: rgba(8,10,13,0.64);
  box-shadow: 0 30px 85px rgba(0,0,0,0.25), inset 0 0 50px rgba(255,107,61,0.025);
}

.quote-card::before {
  position: absolute;
  top: -1px;
  right: 15%;
  left: 15%;
  height: 2px;
  content: '';
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
  box-shadow: 0 0 22px var(--orange);
}

.quote-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  color: var(--muted-2);
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.56rem;
  letter-spacing: 0.1em;
}

.quote-live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  direction: rtl;
  color: var(--lime);
  font-family: 'Vazirmatn', Tahoma, sans-serif;
  font-size: 0.58rem;
  letter-spacing: 0;
}

.quote-live i {
  width: 5px;
  height: 5px;
}

#quoteForm {
  display: grid;
  gap: 15px;
  margin-top: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.quote-card label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.65rem;
}

.quote-card label em {
  margin-right: 5px;
  color: var(--muted-2);
  font-size: 0.55rem;
  font-style: normal;
}

.quote-card input,
.quote-card select,
.quote-card textarea {
  width: 100%;
  outline: none;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--ink);
  background: rgba(255,255,255,0.035);
  font-size: 0.68rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.quote-card input,
.quote-card select {
  min-height: 44px;
  padding: 0 12px;
}

.quote-card textarea {
  min-height: 75px;
  padding: 10px 12px;
  resize: vertical;
}

.quote-card select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--orange) 50%), linear-gradient(135deg, var(--orange) 50%, transparent 50%);
  background-position: calc(100% - 16px) 19px, calc(100% - 11px) 19px;
  background-repeat: no-repeat;
  background-size: 5px 5px, 5px 5px;
}

.quote-card input:focus,
.quote-card select:focus,
.quote-card textarea:focus {
  border-color: rgba(255,107,61,0.65);
  background: rgba(255,107,61,0.04);
  box-shadow: 0 0 0 4px rgba(255,107,61,0.08);
}

.form-submit {
  width: 100%;
  margin-top: 4px;
}

.form-response {
  padding: 12px 14px;
  border: 1px solid rgba(112,227,212,0.25);
  border-radius: 9px;
  color: var(--cyan);
  background: rgba(112,227,212,0.07);
  font-size: 0.63rem;
  line-height: 1.8;
}

.form-response.is-error {
  border-color: rgba(255, 107, 61, 0.38);
  color: #ffd2c3;
  background: rgba(255, 107, 61, 0.08);
}

.site-footer {
  background: #080a0d;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 0.7fr 0.9fr 0.6fr;
  gap: 50px;
  padding-block: 64px 52px;
}

.footer-brand p {
  max-width: 270px;
  margin: 20px 0 0;
  color: var(--muted-2);
  font-size: 0.67rem;
  line-height: 2;
}

.footer-column {
  display: grid;
  align-content: start;
  gap: 10px;
}

.footer-column > span {
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 0.7rem;
  font-weight: 800;
}

.footer-column a {
  width: fit-content;
  color: var(--muted-2);
  font-size: 0.64rem;
  transition: color 0.25s ease;
}

.footer-column a:hover {
  color: var(--orange-bright);
}

.footer-stamp {
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 8px;
  color: var(--muted-2);
  text-align: center;
}

.stamp-ring {
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  border: 1px solid rgba(255,107,61,0.48);
  border-radius: 50%;
  color: var(--orange);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  box-shadow: 0 0 0 9px rgba(255,107,61,0.04);
}

.footer-stamp strong {
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.52rem;
  letter-spacing: 0.13em;
  line-height: 1.5;
}

.footer-stamp small {
  direction: ltr;
  color: var(--muted-2);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.47rem;
  letter-spacing: 0.1em;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 19px;
  border-top: 1px solid var(--line);
  color: var(--muted-2);
  font-size: 0.56rem;
}

.product-modal[hidden] {
  display: none;
}

.product-modal {
  position: fixed;
  z-index: 200;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 25px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3,5,7,0.82);
  backdrop-filter: blur(12px);
}

.modal-panel {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(880px, 100%);
  max-height: min(700px, calc(100vh - 50px));
  overflow: auto;
  grid-template-columns: 0.85fr 1.15fr;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: #11151a;
  box-shadow: 0 35px 100px rgba(0,0,0,0.55);
  animation: modalIn 0.42s var(--ease) both;
}

.modal-close {
  position: absolute;
  z-index: 3;
  top: 14px;
  left: 14px;
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--muted);
  background: rgba(8,10,13,0.5);
  font-family: Arial, sans-serif;
  font-size: 1.3rem;
  line-height: 1;
  transition: color 0.25s ease, background 0.25s ease;
}

.modal-close:hover {
  color: var(--ink);
  background: var(--orange);
}

.modal-visual {
  position: relative;
  display: grid;
  min-height: 420px;
  place-items: center;
  overflow: hidden;
  background: radial-gradient(circle at 50% 45%, rgba(255,107,61,0.2), transparent 53%), #171a20;
}

.modal-visual::before {
  top: 50%;
  width: 285px;
  height: 285px;
  border-color: rgba(255,107,61,0.25);
  transform: translate(-50%, -50%);
}

.modal-visual::after {
  position: absolute;
  inset: 0;
  content: '';
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.05));
}

.modal-visual img {
  position: relative;
  z-index: 1;
  width: 73%;
  height: 72%;
  object-fit: contain;
  filter: drop-shadow(0 26px 25px rgba(0,0,0,0.45));
}

.modal-tag,
.modal-model {
  position: absolute;
  z-index: 2;
  direction: ltr;
  font-family: 'Space Grotesk', sans-serif;
}

.modal-tag {
  top: 25px;
  right: 25px;
  color: var(--cyan);
  font-size: 0.56rem;
  letter-spacing: 0.11em;
}

.modal-model {
  bottom: 22px;
  left: 25px;
  color: rgba(255,255,255,0.16);
  font-size: 3.4rem;
  font-weight: 700;
  letter-spacing: -0.12em;
}

.modal-content {
  padding: 47px 37px 33px;
}

.modal-content h2 {
  margin: 16px 0 11px;
  font-size: 1.7rem;
  letter-spacing: -0.06em;
  line-height: 1.5;
}

.modal-content > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.73rem;
  line-height: 2;
}

.modal-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 24px;
}

.modal-spec {
  display: grid;
  gap: 2px;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,0.025);
}

.modal-spec span {
  color: var(--muted-2);
  font-size: 0.55rem;
}

.modal-spec strong {
  direction: ltr;
  color: var(--orange-bright);
  font-family: 'Space Grotesk', 'Vazirmatn', sans-serif;
  font-size: 0.64rem;
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 25px;
}

.modal-actions .button {
  min-height: 44px;
  font-size: 0.67rem;
}

.modal-source-note {
  display: block;
  margin-top: 19px;
  color: var(--muted-2);
  font-size: 0.55rem;
  line-height: 1.9;
}

.reveal {
  opacity: 0;
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal-up { transform: translateY(26px); }
.reveal-right { transform: translateX(28px); }
.reveal-left { transform: translateX(-28px); }

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

.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }

@keyframes loaderPulse {
  0%, 100% { transform: scale(0.96); box-shadow: 0 0 0 15px rgba(255,107,61,0.04), 0 0 45px rgba(255,107,61,0.2); }
  50% { transform: scale(1.03); box-shadow: 0 0 0 24px rgba(255,107,61,0.02), 0 0 70px rgba(255,107,61,0.32); }
}

@keyframes loaderTrack {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(260%); }
}

@keyframes instrumentFloat {
  0%, 100% { transform: translate(-50%, -50%) rotate(8deg) translateY(0); }
  50% { transform: translate(-50%, -50%) rotate(5deg) translateY(-13px); }
}

@keyframes waveMove {
  to { stroke-dashoffset: -56; }
}

@keyframes tickerMove {
  to { transform: translateX(50%); }
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(18px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 1100px) {
  .main-nav { gap: 18px; }
  .header-contact span:last-child { display: none; }
  .hero-grid { gap: 18px; }
  .hero-stage { transform: scale(0.9); transform-origin: center; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); }
  .stat-caption { grid-column: 1 / -1; justify-content: flex-start; padding: 25px 0 0; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-featured { grid-column: span 2; }
  .use-cases { grid-template-columns: repeat(4, 1fr); }
  .use-case-intro { grid-column: span 4; min-height: 95px; }
  .use-case-intro + .use-case { border-right: 0; }
  .use-case + .use-case { border-right: 1px solid var(--line); }
  .use-case:nth-child(2) { border-right: 0; }
  .footer-top { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-stamp { grid-column: 3; grid-row: 1; }
}

@media (max-width: 820px) {
  .container { width: min(calc(100% - 34px), var(--container)); }
  .site-header { top: 10px; }
  .header-shell { min-height: 64px; border-radius: 18px; }
  .main-nav { position: fixed; top: 85px; right: 17px; left: 17px; display: grid; gap: 0; padding: 11px; border: 1px solid var(--line-strong); border-radius: 16px; background: rgba(14,16,21,0.96); box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(-10px); transition: opacity 0.3s ease, transform 0.3s var(--ease); }
  .main-nav.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .nav-link { padding: 12px; border-bottom: 1px solid var(--line); }
  .nav-link:last-child { border-bottom: 0; }
  .nav-link::after { right: 12px; bottom: 10px; }
  .menu-toggle { display: flex; }
  .header-contact { display: none; }
  .hero { min-height: auto; padding-top: 143px; }
  .hero-grid { display: flex; flex-direction: column; gap: 15px; }
  .hero-copy { width: 100%; padding: 32px 0 0; }
  .hero-stage { width: 100%; min-height: 570px; transform: scale(0.87); transform-origin: top center; margin-bottom: -66px; }
  .hero h1 { font-size: clamp(3.1rem, 13vw, 5rem); }
  .hero-lede { font-size: 0.85rem; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); }
  .stat-item { padding-inline: 14px; }
  .stat-item strong { font-size: 1.6rem; }
  .stat-item span { font-size: 0.57rem; }
  .section-heading h2, .contact-copy h2 { font-size: clamp(2.1rem, 9vw, 3.4rem); }
  .split-heading, .lab-heading, .contact-grid { grid-template-columns: 1fr; gap: 25px; }
  .section-heading p { margin: 0; }
  .category-section, .products-section, .lab-section, .about-section { padding-block: 100px; }
  .category-grid { margin-top: 42px; }
  .products-heading { align-items: flex-start; flex-direction: column; gap: 20px; }
  .product-toolbar { align-items: stretch; flex-direction: column; margin-top: 40px; }
  .product-search { width: 100%; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .lab-console { margin-top: 43px; }
  .lab-console-body { grid-template-columns: 1fr; padding: 20px; }
  .mode-buttons { grid-template-columns: repeat(3, 1fr); }
  .mode-button { grid-template-columns: 1fr; justify-items: center; gap: 4px; padding: 10px 5px; text-align: center; }
  .mode-button > span { grid-row: auto; }
  .mode-button small { font-size: 0.5rem; }
  .lab-tip { display: none; }
   .trust-grid { grid-template-columns: repeat(2, 1fr); margin-top: 42px; }
   .warranty-head { align-items: stretch; flex-direction: column; }
   .warranty-sms { flex-basis: auto; width: fit-content; }
   .warranty-points { grid-template-columns: repeat(2, 1fr); gap: 20px 0; }
   .warranty-points > div:nth-child(3) { padding-right: 0; }
   .warranty-points > div:nth-child(3), .warranty-points > div:nth-child(4) { padding-top: 20px; border-top: 1px solid var(--line); }
   .warranty-points > div:nth-child(4) { border-right: 1px solid var(--line); }
   .use-cases { margin-top: 42px; }
  .contact-section { padding-block: 100px; }
  .contact-copy { padding-top: 0; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 38px 24px; }
  .footer-stamp { grid-column: auto; grid-row: auto; }
  .modal-panel { grid-template-columns: 1fr; max-height: calc(100vh - 30px); }
  .modal-visual { min-height: 260px; }
  .modal-visual img { width: 45%; height: 75%; }
  .modal-content { padding: 30px 24px 25px; }
}

@media (max-width: 560px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .header-shell { padding: 8px 10px; }
  .brand-copy strong { font-size: 0.95rem; }
  .mini-cart { padding: 0 9px; }
  .mini-cart span:last-child { display: none; }
  .hero { padding-top: 123px; }
  .hero-copy { padding-top: 24px; }
  .eyebrow { font-size: 0.6rem; }
  .hero h1 { margin-top: 18px; font-size: clamp(2.8rem, 14.5vw, 4.2rem); }
  .hero-lede { font-size: 0.75rem; line-height: 2; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .hero-note { font-size: 0.55rem; }
  .hero-stage { min-height: 510px; transform: scale(0.71); margin-top: 0; margin-bottom: -145px; }
  .hero-stats { gap: 0; padding-block: 22px; }
  .stat-item { padding-inline: 7px; }
  .stat-item:first-child { padding-right: 0; }
  .stat-item strong { font-size: 1.35rem; }
  .stat-item span { display: block; min-height: 34px; font-size: 0.48rem; line-height: 1.6; }
  .stat-caption { display: none; }
  .category-grid { grid-template-columns: 1fr; gap: 9px; }
  .category-card { min-height: 200px; }
  .category-icon { margin-top: 18px; }
  .products-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 455px; }
  .product-media { height: 225px; }
  .catalog-callout { align-items: flex-start; flex-wrap: wrap; }
  .catalog-callout > div:not(.callout-mark) { min-width: calc(100% - 70px); }
  .catalog-callout .button { width: auto; margin-right: 65px; }
  .lab-console-top { align-items: flex-start; flex-direction: column; gap: 7px; padding-block: 14px; }
  .lab-console-body { padding: 14px; }
  .mode-buttons { gap: 5px; }
  .mode-button { min-height: 83px; }
  .mode-button b { font-size: 0.58rem; }
  .mode-button small { display: none; }
  .lab-display { min-height: 250px; padding: 14px; }
  .display-reading { margin-top: 22px; }
  .display-reading strong { font-size: 3rem; }
  .display-footer { right: 14px; bottom: 13px; left: 14px; }
  .trust-grid { grid-template-columns: 1fr; }
   .trust-featured { grid-column: auto; }
   .trust-card { min-height: 220px; }
   .warranty-band { padding: 22px 18px; }
   .warranty-head h3 { font-size: 1.1rem; }
   .warranty-points { grid-template-columns: 1fr; gap: 14px; }
   .warranty-points > div,
   .warranty-points > div:nth-child(3),
   .warranty-points > div:nth-child(4) { padding: 0 0 14px; border-right: 0; border-top: 0; border-bottom: 1px solid var(--line); }
   .warranty-points > div:last-child { padding-bottom: 0; border-bottom: 0; }
   .use-cases { grid-template-columns: 1fr 1fr; }
  .use-case-intro { grid-column: span 2; }
  .use-case { min-height: 118px; padding: 15px; }
  .use-case + .use-case, .use-case-intro + .use-case { border-right: 0; }
  .use-case:nth-child(2), .use-case:nth-child(4) { border-left: 1px solid var(--line); }
  .use-case:nth-child(3), .use-case:nth-child(5) { border-top: 1px solid var(--line); }
  .footer-top { grid-template-columns: 1fr 1fr; padding-block: 48px 38px; }
  .footer-brand { grid-column: span 2; }
  .footer-stamp { display: none; }
  .footer-bottom { flex-direction: column; gap: 5px; font-size: 0.51rem; }
  .form-row { grid-template-columns: 1fr; }
  .quote-card { padding: 19px; }
  .quote-card-head { align-items: flex-start; flex-direction: column; gap: 8px; }
  .modal-panel { border-radius: 15px; }
  .modal-visual { min-height: 230px; }
  .modal-visual img { width: 52%; }
  .modal-content h2 { font-size: 1.35rem; }
  .modal-specs { grid-template-columns: 1fr; }
  .modal-actions { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .cursor-glow { display: none; }
}

/* Catalog readability layer: stronger separation from the black canvas. */
:root {
  --section-panel: #111a25;
  --section-panel-strong: #182536;
  --section-border: rgba(144, 186, 222, 0.22);
  --section-highlight: rgba(255, 126, 83, 0.18);
}

body { font-size: 16px; }
.section-shell { position: relative; isolation: isolate; }
.section-shell::before { position: absolute; inset: 20px 0; z-index: -1; border: 1px solid rgba(148, 191, 225, 0.06); border-radius: 34px; content: ''; pointer-events: none; }
.category-card, .trust-card, .product-card, .lab-console, .quote-card, .warranty-band, .use-case, .catalog-callout {
  border-color: var(--section-border);
  background: linear-gradient(145deg, rgba(25, 39, 55, 0.96), rgba(13, 22, 32, 0.96));
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.035);
}
.category-card:hover, .trust-card:hover, .product-card:hover, .use-case:hover { border-color: rgba(255, 126, 83, 0.58); box-shadow: 0 24px 56px rgba(0, 0, 0, 0.34), 0 0 0 1px var(--section-highlight); }
.section-heading h2, .products-heading h2, .contact-copy h2 { font-size: clamp(2.4rem, 4.2vw, 4.7rem); line-height: 1.08; }
.section-heading p, .contact-copy > p { font-size: 1.05rem; line-height: 2; }
.product-card { min-height: 540px; }
.product-media { height: 285px; background: radial-gradient(circle at 50% 42%, rgba(255, 126, 83, 0.3), transparent 51%), linear-gradient(145deg, #233447, #101923); }
.product-media img { width: 78%; height: 87%; }
.product-badge { font-size: 0.66rem; padding: 8px 10px; }
.product-body { padding: 24px 22px 22px; }
.product-card h3 { font-size: 1.17rem; line-height: 1.6; }
.product-card p { min-height: 72px; font-size: 0.95rem; line-height: 1.9; }
.feature-chip { font-size: 0.72rem; padding: 7px 10px; background: rgba(141, 190, 222, 0.12); border-color: rgba(141, 190, 222, 0.2); }
.catalog-count { align-self: end; color: var(--cyan); font-size: 0.85rem; font-weight: 700; }
.modal-panel { border-color: var(--section-border); background: linear-gradient(145deg, #1a2a3b, #0e1721); }
.modal-content { padding: 34px; }
.modal-content h2 { font-size: clamp(1.8rem, 3vw, 2.7rem); line-height: 1.25; }
.modal-original-title { margin: -6px 0 18px; color: var(--muted); font-size: 0.85rem; line-height: 1.8; }
.modal-features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px 18px; margin: 0 0 20px; padding: 0 18px 0 0; color: var(--ink); font-size: 0.9rem; line-height: 1.8; }
.modal-features li::marker { color: var(--orange); }
.modal-spec { border-color: rgba(144, 186, 222, 0.16); background: rgba(9, 16, 24, 0.34); }
.filter-tab, .product-search input, .quote-card input, .quote-card textarea, .quote-card select { font-size: 0.96rem; }
.button, .product-action { min-height: 44px; font-size: 0.9rem; }
.footer-column a, .footer-column span { font-size: 0.9rem; }

@media (max-width: 700px) {
  .section-shell::before { inset: 12px 10px; border-radius: 22px; }
  .section-heading h2, .products-heading h2, .contact-copy h2 { font-size: clamp(2.15rem, 10vw, 3.4rem); }
  .catalog-count { align-self: start; margin-top: 12px; }
  .product-card { min-height: 0; }
  .product-media { height: 235px; }
  .product-card p { min-height: 0; }
  .modal-content { padding: 24px 20px; }
  .modal-features { grid-template-columns: 1fr; }
}

/* Brand mark, storefront hierarchy and footer polish. */
.brand-symbol { overflow: hidden; padding: 0; background: #fff; border-color: #dbe4ea; box-shadow: 0 8px 20px rgba(0,0,0,.18); }
.brand-symbol img { display: block; width: 100%; height: 100%; object-fit: cover; }
.loader-mark { overflow: hidden; background: #fff; border-color: #dbe4ea; }
.loader-mark img { display: block; width: 100%; height: 100%; object-fit: cover; }
.stamp-logo { display: block; width: 70px; height: 70px; border-radius: 22px; box-shadow: 0 0 0 8px rgba(255,255,255,.04), 0 12px 28px rgba(0,0,0,.24); }
.header-account { min-height: 40px; padding: 0 10px; border: 1px solid var(--line); border-radius: 12px; transition: color .25s ease, border-color .25s ease, background .25s ease; }
.header-account:hover, .header-account.is-logged-in { border-color: rgba(112,227,212,.45); background: rgba(112,227,212,.08); }
.header-account.is-logged-in .account-icon { color: #172536; background: #fff; border-color: #fff; font-size: .76rem; font-weight: 900; }
.mini-cart { position: relative; }
.mini-cart-icon { font-size: .92rem; }
.mini-cart-icon svg { display: block; width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.mini-cart b { display: inline-grid; min-width: 19px; height: 19px; place-items: center; margin-right: 3px; border-radius: 50%; color: #fff; background: var(--orange); font-size: .68rem; }
.section-shell::before { inset: 28px -12px; border-color: rgba(148,191,225,.12); background: linear-gradient(180deg, rgba(255,255,255,.018), transparent 45%, rgba(112,227,212,.018)); }
.category-section { background: linear-gradient(145deg, rgba(19,31,44,.88), rgba(9,14,20,.9)); }
.products-section { background: linear-gradient(145deg, rgba(27,42,58,.98), rgba(13,23,34,.98)); }
.lab-section { background: linear-gradient(145deg, rgba(19,48,54,.72), rgba(13,25,34,.98)); }
.about-section { background: linear-gradient(145deg, rgba(30,38,50,.88), rgba(13,20,29,.95)); }
.contact-section { background: linear-gradient(145deg, rgba(55,35,32,.72), rgba(16,25,35,.98)); }
.site-footer { border-top: 1px solid rgba(144,186,222,.16); background: linear-gradient(180deg, #101923, #080b0f); }
.footer-top { grid-template-columns: minmax(210px,1.25fr) repeat(3,minmax(130px,.85fr)) minmax(130px,.7fr); gap: 30px; align-items: start; }
.footer-brand, .footer-column, .footer-stamp { min-width: 0; }
.footer-brand p { max-width: 310px; font-size: .78rem; }
.footer-column a, .footer-column span { font-size: .78rem; line-height: 1.7; }
.footer-stamp { padding-top: 2px; }

@media (max-width: 1050px) {
  .footer-top { grid-template-columns: 1.3fr repeat(3,1fr); gap: 24px; }
  .footer-stamp { grid-column: 1 / -1; grid-template-columns: auto auto auto; justify-content: start; align-items: center; gap: 14px; }
}
@media (max-width: 700px) {
  .header-account > span:last-child { display: none; }
  .mini-cart span:last-child { display: inline; }
  .section-shell::before { inset: 16px 8px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 30px 20px; padding-block: 48px 38px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-stamp { grid-column: 1 / -1; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 7px; line-height: 1.8; }
}
@media (max-width: 430px) {
  .footer-top { grid-template-columns: 1fr; }
  .footer-brand, .footer-stamp { grid-column: auto; }
  .footer-stamp { justify-content: start; }
}

/* Native select fix for dark UI and readable option menus. */
.quote-card select, .select { color-scheme: dark; color: #edf4f8; background-color: #17283a; }
.quote-card select option, .select option { color: #edf4f8; background: #17283a; }
.quote-card select:focus, .select:focus { border-color: var(--orange); outline: 3px solid rgba(255, 126, 83, .16); }
.header-account { display: inline-flex; align-items: center; gap: 7px; color: var(--ink); font-size: .78rem; font-weight: 700; }
.account-icon { display: grid; width: 28px; height: 28px; place-items: center; border: 1px solid rgba(112, 227, 212, .3); border-radius: 50%; color: var(--cyan); background: rgba(112, 227, 212, .1); font-size: 1rem; }
.header-account:hover { color: var(--orange); }
@media (max-width: 720px) { .header-contact > span:last-child, .header-account > span:last-child { display: none; } .header-account { margin-inline-start: auto; } }

/* Header controls: keep contact, account and basket visually separate. */
.header-actions { gap: 10px; flex-wrap: nowrap; }
.header-contact, .header-account, .mini-cart { min-width: 0; white-space: nowrap; }
.header-contact { border-color: rgba(201,241,108,.23); background: rgba(201,241,108,.045); }
.header-account { border-color: rgba(112,227,212,.3); background: rgba(112,227,212,.055); }
.mini-cart { border-color: rgba(255,107,61,.35); background: rgba(255,107,61,.08); }
.header-contact:hover, .header-account:hover, .mini-cart:hover { transform: translateY(-2px); }
.account-icon, .mini-cart-icon { flex: 0 0 auto; }
@media (max-width: 820px) {
  .header-actions { gap: 7px; }
  .header-account, .mini-cart { padding-inline: 9px; }
}
@media (max-width: 560px) {
  .header-actions { width: auto; margin-inline-start: auto; }
  .header-account, .mini-cart { min-height: 38px; padding-inline: 8px; }
  .mini-cart span:last-child { display: inline; font-size: .62rem; }
  .mini-cart b { min-width: 17px; height: 17px; }
}

.product-media-link { position: absolute; inset: 0; z-index: 1; display: grid; place-items: center; }
.product-media-link img { position: relative; }
.product-media > .product-badge { z-index: 3; }
.product-pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 26px 0 8px; }
.page-button { min-width: 38px; min-height: 38px; padding: 0 12px; border: 1px solid rgba(144, 186, 222, .22); border-radius: 9px; color: var(--muted); background: rgba(20, 36, 50, .82); cursor: pointer; font-family: inherit; }
.page-button:hover:not(:disabled), .page-button.is-active { border-color: rgba(255, 126, 83, .7); color: #fff; background: rgba(255, 126, 83, .22); }
.page-button:disabled { cursor: not-allowed; opacity: .35; }

/* Product catalog UX: separate availability intent and keep product photography clean. */
.product-toolbar {
  display: grid;
  gap: 18px;
  padding: 18px;
  border: 1px solid rgba(144, 186, 222, 0.2);
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(31, 51, 69, 0.88), rgba(14, 24, 35, 0.92));
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
}
.availability-switch { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.availability-tab { display: flex; min-height: 70px; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 17px; border: 1px solid rgba(144, 186, 222, 0.18); border-radius: 13px; color: var(--muted); background: rgba(8, 15, 23, 0.42); cursor: pointer; font-family: inherit; text-align: right; transition: border-color .25s ease, background .25s ease, color .25s ease, transform .25s ease; }
.availability-tab strong { color: var(--ink); font-size: .92rem; }
.availability-tab small { display: grid; min-width: 30px; height: 30px; place-items: center; border-radius: 50%; color: var(--cyan); background: rgba(112, 227, 212, .1); font-family: 'Space Grotesk', sans-serif; font-size: .75rem; }
.availability-tab:hover { border-color: rgba(255, 126, 83, .5); transform: translateY(-2px); }
.availability-tab.is-active { border-color: rgba(255, 126, 83, .72); background: linear-gradient(135deg, rgba(255, 126, 83, .18), rgba(21, 44, 60, .7)); box-shadow: inset 0 0 0 1px rgba(255, 126, 83, .14), 0 8px 20px rgba(0, 0, 0, .16); }
.availability-tab.is-active strong { color: #fff; }
.availability-tab.is-active small { color: #fff; background: var(--orange); }
.catalog-view-state { display: flex; align-items: center; gap: 9px; margin-top: 18px; color: var(--muted); font-size: .83rem; }
.catalog-view-state strong { color: var(--ink); }
.status-dot { width: 8px; height: 8px; flex: 0 0 auto; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 5px rgba(255, 126, 83, .1), 0 0 16px rgba(255, 126, 83, .7); }
.product-card { background: linear-gradient(145deg, #1c3347, #142535); border-color: rgba(144, 186, 222, .28); }
.product-media, .modal-visual { background: #fff !important; border-color: rgba(33, 53, 70, .16); }
.product-media::before, .modal-visual::before { border-color: rgba(33, 53, 70, .1); }
.product-media::after, .modal-visual::after { background: linear-gradient(transparent, rgba(22, 39, 54, .08)); }
.product-media img, .modal-visual img { filter: drop-shadow(0 18px 18px rgba(25, 43, 58, .25)); }
.product-card:hover .product-media img { filter: drop-shadow(0 22px 22px rgba(25, 43, 58, .35)); }
.product-badge.is-stock { color: #16291e; background: #d8f2df; border-color: #a9dfb8; }
.product-badge.is-custom { color: #24394b; background: #e2edf5; border-color: #b9cfdf; }
.product-meta { color: #b9d0df; }
.product-category { color: #e0edf4; }
.product-price small { color: #b9d0df; }
.product-price strong { color: #ffd0bb; }
.modal-tag, .modal-model { color: #36536a; }

@media (max-width: 700px) {
  .availability-switch { grid-template-columns: 1fr; }
  .availability-tab { min-height: 58px; }
  .catalog-view-state { align-items: flex-start; flex-wrap: wrap; line-height: 1.8; }
}