:root {
  --burgundy: #9a1b22;
  --burgundy-dark: #731219;
  --navy: #0b1f33;
  --navy2: #173a5e;
  --steel: #59636d;
  --silver: #c8d0d6;
  --white: #f5f7f8;
  --flow: #2787b7;
  --ink: #10253a;
  --line: #dce3e8;
  --radius: 20px;
  --shadow: 0 24px 70px rgba(11, 31, 51, 0.12);
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: "Vazirmatn", sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.75;
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
}
button,
input {
  font: inherit;
}
.container {
  width: min(1200px, calc(100% - 48px));
  margin: auto;
}
.site-header {
  height: 86px;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(200, 208, 214, 0.65);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(15px);
}
.nav-wrap {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 36px;
}
.brand {
  width: 105px;
  height: 70px;
  display: flex;
  align-items: center;
}
.brand img {
  width: 96px;
  height: 68px;
  object-fit: contain;
}
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}
.desktop-nav a {
  font-size: 14px;
  color: #34495c;
  position: relative;
}
.desktop-nav a:after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -10px;
  width: 0;
  height: 2px;
  background: var(--burgundy);
  transition: 0.25s;
}
.desktop-nav a:hover:after {
  width: 100%;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.lang {
  border: 0;
  background: none;
  color: var(--steel);
  cursor: pointer;
}
.btn {
  height: 52px;
  padding: 0 24px;
  border-radius: 5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: 0.25s;
  cursor: pointer;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(11, 31, 51, 0.14);
}
.btn-primary {
  background: var(--burgundy);
  color: #fff;
}
.btn-primary:hover {
  background: var(--burgundy-dark);
}
.btn-outline {
  border-color: #9ba9b5;
  background: rgba(255, 255, 255, 0.7);
}
.btn-small {
  height: 42px;
  padding: 0 18px;
  font-size: 13px;
}
.menu-btn,
.mobile-menu {
  display: none;
}
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(125deg, #fff 5%, #f4f8fb 58%, #eaf2f7);
  min-height: 740px;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(39, 135, 183, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(39, 135, 183, 0.04) 1px, transparent 1px);
  background-size: 45px 45px;
  mask-image: linear-gradient(to left, #000, transparent 80%);
}
.hero-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.15fr;
  align-items: center;
  min-height: 650px;
  position: relative;
  z-index: 3;
}
.hero-copy {
  padding: 60px 0;
}
.eyebrow {
  font-size: 12px;
  letter-spacing: 1.5px;
  color: var(--navy2);
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow i {
  width: 30px;
  height: 2px;
  background: var(--flow);
  display: inline-block;
}
.eyebrow.burgundy {
  color: var(--burgundy);
}
.eyebrow.burgundy i {
  background: var(--burgundy);
}
.eyebrow.light {
  color: #cbd7e1;
}
.eyebrow.light i {
  background: #fff;
}
.hero h1 {
  font-size: 68px;
  line-height: 1.25;
  margin: 22px 0 24px;
  font-weight: 900;
  letter-spacing: -3px;
}
.hero h1 em,
.featured h2 em {
  font-style: normal;
  color: var(--burgundy);
}
.hero-copy > p {
  font-size: 18px;
  color: #506274;
  max-width: 550px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 35px;
}
.hero-tags {
  display: flex;
  gap: 9px;
  margin-top: 34px;
  flex-wrap: wrap;
}
.hero-tags span {
  font-size: 12px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 6px 12px;
  border-radius: 99px;
  color: var(--steel);
}
.hero-visual {
  height: 600px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-visual > img {
  height: 560px;
  width: 100%;
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: contrast(1.05) saturate(0.85);
  position: relative;
  z-index: 2;
}
.machine-halo {
  position: absolute;
  width: 510px;
  height: 510px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff 0, #dcebf4 45%, transparent 70%);
}
.flow {
  position: absolute;
  width: 850px;
  height: 140px;
  border: 5px solid rgba(39, 135, 183, 0.35);
  border-left-color: transparent;
  border-right-color: transparent;
  border-radius: 50%;
  transform: rotate(-9deg);
  filter: blur(2px);
  z-index: 1;
}
.flow-one {
  left: -230px;
  top: 270px;
}
.flow-two {
  left: -310px;
  top: 295px;
  border-width: 2px;
  opacity: 0.6;
}
.spec-float {
  position: absolute;
  z-index: 4;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid #d6e0e7;
  box-shadow: 0 15px 35px rgba(11, 31, 51, 0.12);
  padding: 12px 18px;
  border-radius: 12px;
  direction: ltr;
}
.spec-float b {
  font-size: 21px;
  color: var(--burgundy);
  display: block;
}
.spec-float small {
  font-size: 10px;
  color: var(--steel);
}
.spec-a {
  bottom: 90px;
  left: 20px;
}
.spec-b {
  top: 95px;
  right: 10px;
}
.trust-bar {
  background: var(--navy);
  color: #fff;
  position: relative;
  z-index: 4;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  min-height: 92px;
}
.trust-grid > div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 28px;
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}
.trust-grid > div:last-child {
  border: 0;
}
.trust-grid b {
  font-size: 15px;
}
.trust-grid span {
  font-size: 11px;
  color: #9fb2c2;
}
.section {
  padding: 110px 0;
}
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 52px;
}
.section-head h2 {
  font-size: 38px;
  margin: 10px 0 0;
  letter-spacing: -1.5px;
}
.section-head > p {
  max-width: 350px;
  color: #71808e;
}
.process {
  background: #fff;
}
.process-nav {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  position: relative;
  margin: 20px 0 45px;
}
.process-nav:before {
  content: "";
  position: absolute;
  top: 52px;
  right: 10%;
  left: 10%;
  border-top: 1px dashed #91b4cb;
}
.process-nav button {
  border: 0;
  background: none;
  position: relative;
  z-index: 2;
  cursor: pointer;
  color: #758592;
}
.process-nav button span {
  font-size: 10px;
  display: block;
}
.process-nav button i {
  font-style: normal;
  width: 72px;
  height: 72px;
  border: 1px solid #c7d3dc;
  border-radius: 50%;
  background: #fff;
  display: grid;
  place-items: center;
  margin: 8px auto;
  font-size: 24px;
  color: var(--flow);
  transition: 0.3s;
}
.process-nav button b {
  font-size: 13px;
}
.process-nav button.active i {
  background: var(--burgundy);
  border-color: var(--burgundy);
  color: #fff;
  box-shadow: 0 10px 25px rgba(154, 27, 34, 0.25);
}
.process-nav button.active b {
  color: var(--burgundy);
}
.stage-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.stage-art {
  height: 480px;
  position: relative;
  background: #e4e9ec;
}
.stage-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.stage-art > span {
  position: absolute;
  top: 25px;
  right: 25px;
  background: var(--navy);
  color: #fff;
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 12px;
}
.stage-copy {
  padding: 60px;
}
.stage-copy > span {
  color: var(--burgundy);
  font-size: 13px;
  font-weight: 700;
}
.stage-copy h3 {
  font-size: 33px;
  margin: 10px 0 15px;
}
.stage-copy p {
  color: #677684;
}
.stage-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 28px 0;
}
.stage-meta span {
  font-size: 11px;
  border-right: 2px solid var(--burgundy);
  padding-right: 10px;
  color: #687886;
}
.stage-meta b {
  display: block;
  color: var(--ink);
  font-size: 12px;
}
.text-link {
  color: var(--burgundy);
  font-weight: 700;
  font-size: 14px;
}
.featured {
  padding: 0;
  background: var(--navy);
  color: #fff;
  overflow: hidden;
}
.featured-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  min-height: 670px;
}
.featured-copy {
  padding: 90px 0 90px 60px;
  align-self: center;
}
.featured h2 {
  font-size: 48px;
  line-height: 1.35;
  margin: 15px 0 20px;
}
.featured h2 em {
  color: #c9d5de;
  font-size: 32px;
}
.featured-copy > p {
  color: #afc0cd;
}
.featured-copy ul {
  list-style: none;
  padding: 0;
  margin: 28px 0;
}
.featured-copy li {
  margin: 12px 0;
  padding-right: 20px;
  position: relative;
}
.featured-copy li:before {
  content: "";
  position: absolute;
  right: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border: 2px solid var(--burgundy);
  border-radius: 50%;
}
.btn-white {
  background: #fff;
  color: var(--navy);
}
.featured-image {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, #254b68 0, var(--navy) 64%);
}
.featured-image img {
  width: 80%;
  height: 580px;
  object-fit: cover;
  border-radius: 50% 50% 10px 10px;
  filter: saturate(0.8);
  position: relative;
  z-index: 2;
}
.ring {
  position: absolute;
  border: 1px solid rgba(39, 135, 183, 0.45);
  border-radius: 50%;
}
.r1 {
  width: 530px;
  height: 530px;
}
.r2 {
  width: 650px;
  height: 650px;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.product-card {
  background: var(--white);
  border: 1px solid var(--line);
  overflow: hidden;
  border-radius: 12px;
  transition: 0.3s;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.product-card.large {
  grid-column: span 3;
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
}
.product-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}
.product-card.large img {
  height: 370px;
}
.product-card > div {
  padding: 25px;
}
.product-card.large > div {
  padding: 55px;
  align-self: center;
}
.product-card span {
  color: var(--flow);
  font-size: 10px;
  letter-spacing: 1px;
}
.product-card h3 {
  font-size: 21px;
  margin: 7px 0;
}
.product-card.large h3 {
  font-size: 34px;
}
.product-card p {
  font-size: 13px;
  color: #758390;
}
.product-card a {
  color: var(--burgundy);
  font-size: 13px;
  font-weight: 700;
}
.project {
  background: #eef3f6;
}
.project-shell {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  background: var(--navy);
  border-radius: var(--radius);
  overflow: hidden;
  color: #fff;
}
.project-media {
  min-height: 540px;
  position: relative;
}
.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.project-media span {
  position: absolute;
  top: 25px;
  right: 25px;
  background: var(--burgundy);
  padding: 8px 16px;
  border-radius: 3px;
  font-size: 11px;
}
.project-copy {
  padding: 70px 55px;
}
.project-copy h2 {
  font-size: 40px;
  line-height: 1.4;
}
.project-copy p {
  color: #b4c3ce;
}
.project-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 35px 0;
}
.project-stats span {
  border-right: 2px solid var(--burgundy);
  padding-right: 12px;
}
.project-stats small,
.project-stats b {
  display: block;
}
.project-stats small {
  color: #91a6b7;
}
.engineering-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.eng-image {
  height: 580px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
}
.eng-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.scan {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: var(--flow);
  box-shadow: 0 0 20px 4px var(--flow);
  animation: scan 5s linear infinite;
}
@keyframes scan {
  50% {
    top: 100%;
  }
}
.eng-steps {
  list-style: none;
  padding: 0;
  margin: 0;
}
.eng-steps li {
  display: grid;
  grid-template-columns: 65px 1fr;
  gap: 20px;
  padding: 23px 0;
  border-bottom: 1px solid var(--line);
}
.eng-steps span {
  font-size: 25px;
  color: #b7c4ce;
  font-weight: 300;
}
.eng-steps li:hover span {
  color: var(--burgundy);
}
.eng-steps b {
  font-size: 18px;
}
.eng-steps p {
  margin: 5px 0;
  color: #758390;
  font-size: 13px;
}
.knowledge {
  background: var(--white);
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.article-grid article {
  background: #fff;
  padding: 32px;
  border-top: 3px solid var(--navy);
  min-height: 220px;
  box-shadow: 0 8px 35px rgba(11, 31, 51, 0.05);
}
.article-grid span {
  color: var(--burgundy);
  font-size: 11px;
}
.article-grid h3 {
  font-size: 18px;
  margin: 15px 0 35px;
}
.article-grid a {
  font-size: 12px;
  color: var(--flow);
}
.credentials {
  background: #fff;
}
.credential-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.credential-grid article {
  padding: 28px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--burgundy);
  background: var(--white);
}
.credential-grid b,
.credential-grid span {
  display: block;
}
.credential-grid b {
  font-size: 20px;
  color: var(--navy);
}
.credential-grid span {
  font-size: 12px;
  color: #71808e;
  margin-top: 6px;
}
.contact {
  padding: 90px 0;
  background: #fff;
}
.contact-shell {
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius);
  padding: 65px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  position: relative;
  overflow: hidden;
}
.contact-shell:after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(39, 135, 183, 0.25);
  border-radius: 50%;
  left: -160px;
  top: -160px;
}
.contact h2 {
  font-size: 38px;
}
.contact p {
  color: #a9bbc8;
}
form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  position: relative;
  z-index: 2;
}
form label {
  font-size: 11px;
  color: #aabcca;
}
form label:first-child {
  grid-column: span 2;
}
input {
  width: 100%;
  height: 48px;
  border: 1px solid #496075;
  background: #112c44;
  color: #fff;
  border-radius: 5px;
  padding: 0 14px;
  margin-top: 5px;
  outline: none;
}
input:focus {
  border-color: var(--flow);
}
form .btn {
  margin-top: 21px;
}
#form-status {
  align-self: center;
  color: #b9d4e4;
}
footer {
  background: #071727;
  color: #d7e1e8;
  padding: 60px 0 20px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 1fr;
  gap: 60px;
}
.footer-brand img {
  width: 120px;
  height: 90px;
  object-fit: contain;
  background: #fff;
  border-radius: 6px;
}
.footer-brand p {
  font-size: 12px;
  color: #8fa3b4;
  max-width: 360px;
}
.footer-grid > div:not(:first-child) {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
}
.footer-grid b {
  color: #fff;
  margin-bottom: 10px;
}
.copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 35px;
  padding-top: 18px;
  font-size: 10px;
  color: #71889a;
  direction: ltr;
  text-align: center;
}
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
@media (max-width: 900px) {
  .credential-grid {
    grid-template-columns: 1fr 1fr;
  }
  .desktop-nav,
  .lang,
  .nav-actions .btn-small {
    display: none;
  }
  .nav-actions {
    margin-right: auto;
  }
  .menu-btn {
    display: block;
    border: 0;
    background: none;
    font-size: 23px;
  }
  .mobile-menu {
    position: absolute;
    top: 86px;
    right: 0;
    left: 0;
    background: #fff;
    padding: 20px 24px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
    flex-direction: column;
    gap: 15px;
  }
  .mobile-menu.open {
    display: flex;
  }
  .hero-inner,
  .featured-grid,
  .stage-panel,
  .project-shell,
  .engineering-grid,
  .contact-shell {
    grid-template-columns: 1fr;
  }
  .hero-copy {
    order: 1;
    padding: 45px 0;
  }
  .hero-visual {
    height: 450px;
  }
  .hero-visual > img {
    height: 430px;
  }
  .hero h1 {
    font-size: 50px;
  }
  .trust-grid {
    grid-template-columns: 1fr 1fr;
  }
  .trust-grid > div {
    padding: 18px;
  }
  .stage-art {
    height: 380px;
  }
  .featured-copy {
    padding: 65px 0;
  }
  .featured-image {
    min-height: 520px;
  }
  .product-grid {
    grid-template-columns: 1fr 1fr;
  }
  .product-card.large {
    grid-column: span 2;
  }
  .project-media {
    min-height: 400px;
  }
  .contact-shell {
    gap: 30px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: span 2;
  }
}
@media (max-width: 600px) {
  .credential-grid {
    grid-template-columns: 1fr;
  }
  .container {
    width: min(100% - 28px, 1200px);
  }
  .site-header {
    height: 72px;
  }
  .brand {
    height: 62px;
  }
  .brand img {
    height: 58px;
    width: 82px;
  }
  .mobile-menu {
    top: 72px;
  }
  .hero {
    min-height: auto;
  }
  .hero-inner {
    display: flex;
    flex-direction: column;
  }
  .hero-copy {
    order: 0;
  }
  .hero h1 {
    font-size: 42px;
    letter-spacing: -2px;
  }
  .hero-copy > p {
    font-size: 15px;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-visual {
    height: 340px;
    width: 100%;
  }
  .hero-visual > img {
    height: 330px;
  }
  .spec-float {
    transform: scale(0.8);
  }
  .spec-a {
    bottom: 25px;
  }
  .spec-b {
    top: 35px;
  }
  .trust-grid {
    font-size: 12px;
  }
  .section {
    padding: 75px 0;
  }
  .section-head {
    display: block;
  }
  .section-head h2 {
    font-size: 31px;
  }
  .section-head > p {
    font-size: 13px;
  }
  .process-nav {
    overflow-x: auto;
    display: flex;
    padding-bottom: 15px;
  }
  .process-nav:before {
    display: none;
  }
  .process-nav button {
    min-width: 120px;
  }
  .stage-art {
    height: 300px;
  }
  .stage-copy {
    padding: 30px 22px;
  }
  .stage-copy h3 {
    font-size: 27px;
  }
  .stage-meta {
    grid-template-columns: 1fr;
  }
  .featured h2 {
    font-size: 37px;
  }
  .featured h2 em {
    font-size: 24px;
  }
  .featured-image {
    min-height: 420px;
  }
  .featured-image img {
    height: 390px;
  }
  .product-grid {
    grid-template-columns: 1fr;
  }
  .product-card.large {
    grid-column: span 1;
    display: block;
  }
  .product-card.large img {
    height: 260px;
  }
  .product-card.large > div {
    padding: 25px;
  }
  .project-copy {
    padding: 38px 25px;
  }
  .project-copy h2,
  .contact h2 {
    font-size: 31px;
  }
  .eng-image {
    height: 340px;
  }
  .article-grid {
    grid-template-columns: 1fr;
  }
  .contact-shell {
    padding: 38px 22px;
  }
  form {
    grid-template-columns: 1fr;
  }
  form label:first-child {
    grid-column: span 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-brand {
    grid-column: span 1;
  }
}