:root {
      --bg: #050b14;
      --bg-soft: #081321;
      --bg-card: rgba(11, 25, 41, 0.72);
      --blue: #25a7ff;
      --cyan: #47e5d1;
      --text: #f2f7fc;
      --muted: #9caec2;
      --line: rgba(140, 180, 220, 0.16);
      --max-width: 1180px;
      --radius: 18px;
      --shadow: 0 20px 60px rgba(0, 0, 0, 0.32);
	  --border: rgba(148, 163, 184, .14);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
      background:
        radial-gradient(circle at 75% 10%, rgba(37, 167, 255, 0.09), transparent 30%),
        radial-gradient(circle at 15% 45%, rgba(71, 229, 209, 0.05), transparent 28%),
        var(--bg);
      color: var(--text);
      line-height: 1.65;
      overflow-x: hidden;
    }

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

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

    .container {
      width: min(var(--max-width), calc(100% - 48px));
      margin: 0 auto;
    }

    .section {
      padding: 110px 0;
      position: relative;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: var(--cyan);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      margin-bottom: 18px;
    }

    .eyebrow::before {
      content: "";
      width: 28px;
      height: 1px;
      background: var(--cyan);
    }

    h1,
    h2,
    h3 {
      line-height: 1.12;
      letter-spacing: -0.025em;
    }

    h1 {
      font-size: clamp(3rem, 6vw, 5.8rem);
      max-width: 900px;
    }

    h2 {
      font-size: clamp(2.1rem, 4vw, 3.5rem);
      max-width: 820px;
    }

    h3 {
      font-size: 1.25rem;
    }

    .lead {
      color: var(--muted);
      font-size: 1.08rem;
      max-width: 760px;
      margin-top: 24px;
	  text-align: justify;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 14px 21px;
      border-radius: 10px;
      border: 1px solid transparent;
      cursor: pointer;
      transition: 0.25s ease;
      font-weight: 700;
      font-size: 0.94rem;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--blue), #4f79ff);
      box-shadow: 0 12px 30px rgba(37, 167, 255, 0.18);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 16px 36px rgba(37, 167, 255, 0.28);
    }

    .btn-secondary {
      border-color: var(--line);
      background: rgba(255,255,255,0.025);
      color: var(--text);
    }

    .btn-secondary:hover {
      border-color: rgba(71,229,209,0.45);
      background: rgba(71,229,209,0.05);
    }

    /* NAVIGATION */

    header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      background: rgba(5, 11, 20, 0.72);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid transparent;
      transition: 0.3s ease;
    }

    header.scrolled {
      border-bottom-color: var(--line);
      background: rgba(5, 11, 20, 0.9);
    }

    nav {
      height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

	/* CyRigel logo */


    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .nav-links a:hover {
      color: var(--text);
    }

    .language {
      display: flex;
      gap: 5px;
      margin-left: 10px;
      padding-left: 16px;
      border-left: 1px solid var(--line);
    }

    .lang-btn {
      border: 0;
      background: transparent;
      color: var(--muted);
      cursor: pointer;
      font-size: 0.78rem;
      font-weight: 700;
      padding: 4px;
    }

    .lang-btn.active {
      color: var(--cyan);
    }

    .mobile-toggle {
      display: none;
      border: 0;
      background: transparent;
      color: white;
      font-size: 1.6rem;
      cursor: pointer;
    }

    /* HERO */

    .hero {
      min-height: 100vh;
      padding-top: 140px;
      display: flex;
      align-items: center;
      position: relative;
      overflow: hidden;
    }

    .hero-grid {
      position: absolute;
      inset: 0;
      opacity: 0.16;
      background-image:
        linear-gradient(rgba(70,150,200,0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(70,150,200,0.08) 1px, transparent 1px);
      background-size: 60px 60px;
      mask-image: linear-gradient(to bottom, black, transparent 80%);
    }

    .hero-content {
      position: relative;
      z-index: 2;
      padding-bottom: 60px;
    }

    .hero h1 span {
      color: var(--cyan);
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      margin-top: 34px;
      flex-wrap: wrap;
    }

    .hero-meta {
      margin-top: 44px;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .tag {
      padding: 8px 12px;
      border: 1px solid var(--line);
      border-radius: 999px;
      color: #c4d1df;
      background: rgba(255,255,255,0.025);
      font-size: 0.78rem;
    }
	
	.tag00 { 
	  border: 1px solid var(--border); 
	  background: rgba(255,255,255,.025); 
	  border-radius: 4px; 
	  padding: 6px 10px; 
	  color: #c6d2df; 
	  font-size: .72rem; 
	}

    /* HERO VISUAL */

    .hero-visual {
      margin-top: 70px;
      height: 340px;
      position: relative;
      border: 1px solid var(--line);
      border-radius: 24px;
      overflow: hidden;
      background:
        radial-gradient(circle at 50% 50%, rgba(37,167,255,0.09), transparent 40%),
        rgba(5, 15, 26, 0.8);
      box-shadow: var(--shadow);
    }

    .hero-slide {
      position: absolute;
      inset: 0;
      padding: 42px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      opacity: 0;
      transform: translateX(30px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .hero-slide.active {
      opacity: 1;
      transform: translateX(0);
    }

    .slide-number {
      color: var(--cyan);
      font-size: 0.75rem;
      letter-spacing: 0.15em;
      margin-bottom: 14px;
    }

    .hero-slide h2 {
      font-size: clamp(1.8rem, 4vw, 3.2rem);
      max-width: 600px;
    }

    .hero-slide p {
      color: var(--muted);
      max-width: 600px;
      margin-top: 14px;
    }

    .system-diagram {
      position: absolute;
      right: 7%;
      top: 50%;
      transform: translateY(-50%);
      width: 330px;
      height: 200px;
    }

    .node {
      position: absolute;
      width: 68px;
      height: 68px;
      border: 1px solid rgba(71,229,209,0.5);
      border-radius: 14px;
      background: rgba(10, 29, 45, 0.9);
      display: grid;
      place-items: center;
      color: var(--cyan);
      font-size: 0.65rem;
      text-align: center;
      box-shadow: 0 0 30px rgba(71,229,209,0.05);
    }

    .node.a { left: 0; top: 70px; }
    .node.b { left: 125px; top: 0; }
    .node.c { left: 125px; top: 140px; }
    .node.d { right: 0; top: 70px; }

    .connector {
      position: absolute;
      height: 1px;
      background: linear-gradient(90deg, var(--blue), var(--cyan));
      transform-origin: left center;
      opacity: 0.6;
    }

    .connector.one { width: 120px; left: 66px; top: 100px; transform: rotate(-30deg); }
    .connector.two { width: 120px; left: 66px; top: 100px; transform: rotate(30deg); }
    .connector.three { width: 125px; left: 192px; top: 35px; transform: rotate(30deg); }
    .connector.four { width: 125px; left: 192px; top: 168px; transform: rotate(-30deg); }

    .slide-dots {
      position: absolute;
      bottom: 20px;
      left: 42px;
      display: flex;
      gap: 7px;
    }

    .dot {
      width: 24px;
      height: 3px;
      border: 0;
      cursor: pointer;
      background: rgba(255,255,255,0.2);
    }

    .dot.active {
      background: var(--cyan);
    }

    /* SECTIONS */

    .section-header {
      margin-bottom: 54px;
    }

    .section-header .lead {
      max-width: 720px;
    }

    .challenge {
      background: linear-gradient(
        180deg,
        transparent,
        rgba(9, 27, 44, 0.45),
        transparent
      );
    }

    .challenge-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 70px;
      align-items: center;
    }

    .challenge-copy p {
      color: var(--muted);
      margin-top: 22px;
      font-size: 1.04rem;
	  text-align: justify;
    }

    .bridge {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 32px;
      background: var(--bg-card);
    }

    .bridge-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
    }

    .bridge-item {
      flex: 1;
      min-width: 110px;
      text-align: center;
      padding: 16px 10px;
      border: 1px solid var(--line);
      border-radius: 12px;
      color: #cbd8e5;
      font-size: 0.82rem;
    }

    .bridge-arrow {
      color: var(--cyan);
    }

    /* CAPABILITIES */

    .capabilities-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }

    .card {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 28px;
      background:
        linear-gradient(145deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01)),
        var(--bg-card);
      transition: 0.3s ease;
    }

    .card:hover {
      transform: translateY(-5px);
      border-color: rgba(71,229,209,0.28);
      box-shadow: var(--shadow);
    }

    .card-number {
      color: var(--cyan);
      font-size: 0.72rem;
      letter-spacing: 0.14em;
      margin-bottom: 20px;
    }

    .card p {
      color: var(--muted);
      margin-top: 13px;
      font-size: 0.91rem;
    }

    .card ul {
      list-style: none;
      margin-top: 18px;
      color: #b6c6d6;
      font-size: 0.83rem;
    }

    .card li {
      margin: 6px 0;
    }

    .card li::before {
      content: "—";
      color: var(--cyan);
      margin-right: 8px;
    }

    /* ENGINEERING */

    .engineering {
      background: #06101c;
    }

    .engineering-stack {
      max-width: 850px;
      margin: 0 auto;
      display: grid;
      gap: 4px;
    }

    .engineering-layer {
      position: relative;
      padding: 30px 34px;
      border: 1px solid var(--line);
      background: rgba(8, 20, 34, 0.85);
      overflow: hidden;
    }

    .engineering-layer:first-child {
      border-radius: 18px 18px 5px 5px;
    }

    .engineering-layer:last-child {
      border-radius: 5px 5px 18px 18px;
    }

    .engineering-layer::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(
        90deg,
        rgba(37,167,255,0.07),
        transparent 60%
      );
    }

    .engineering-layer h3,
    .engineering-layer p {
      position: relative;
    }

    .engineering-layer h3 {
      color: var(--cyan);
      font-size: 0.88rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
    }

    .engineering-layer p {
      margin-top: 12px;
      color: #b5c5d5;
      font-size: 0.9rem;
    }

    .engineering-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 7px;
      margin-top: 18px;
    }

    .engineering-tag {
      font-size: 0.74rem;
      color: #cbd7e4;
      border: 1px solid var(--line);
      border-radius: 999px;
      padding: 5px 9px;
    }

    /* LIFECYCLE */

    .lifecycle {
      overflow: hidden;
    }

    .lifecycle-track {
      display: grid;
      grid-template-columns: repeat(8, 1fr);
      min-width: 900px;
      margin-top: 55px;
    }

    .life-step {
      position: relative;
      text-align: center;
      padding: 18px 8px;
    }

    .life-step:not(:last-child)::after {
      content: "";
      position: absolute;
      top: 33px;
      left: 65%;
      width: 70%;
      height: 1px;
      background: linear-gradient(90deg, var(--blue), var(--cyan));
      opacity: 0.5;
    }

    .life-dot {
      position: relative;
      z-index: 2;
      width: 30px;
      height: 30px;
      margin: 0 auto 15px;
      border: 1px solid var(--cyan);
      border-radius: 50%;
      background: var(--bg);
      box-shadow: 0 0 22px rgba(71,229,209,0.12);
    }

    .life-step span {
      display: block;
      color: #b8c8d8;
      font-size: 0.75rem;
    }

    .lifecycle-statement {
      margin-top: 48px;
      padding: 28px;
      border-left: 2px solid var(--cyan);
      background: rgba(71,229,209,0.035);
      color: #c2d0dd;
    }

    .lifecycle-statement strong {
      color: white;
    }

    /* SERVICES */

    .services-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }

    .service {
      padding: 32px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--bg-card);
    }

    .service h3 {
      color: white;
    }

    .service .objective {
      color: var(--muted);
      margin: 13px 0 20px;
      font-size: 0.92rem;
    }

    .service-label {
      color: var(--cyan);
      font-size: 0.72rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      font-weight: 700;
    }

    .service ul {
      list-style: none;
      margin-top: 10px;
      color: #b7c6d4;
      font-size: 0.84rem;
      columns: 2;
    }

    .service li {
      margin: 5px 0;
    }

    .service li::before {
      content: "✓";
      color: var(--cyan);
      margin-right: 8px;
    }

    /* INDUSTRIES */

    .industry-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 12px;
    }

    .industry {
      min-height: 170px;
      padding: 23px;
      border: 1px solid var(--line);
      border-radius: 15px;
      background: rgba(255,255,255,0.018);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
    }

    .industry h3 {
      font-size: 1rem;
    }

    .industry p {
      color: var(--muted);
      margin-top: 9px;
      font-size: 0.77rem;
    }

    /* WHY */

    .why-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
	  text-align: justify;
    }

    .why-item {
      padding: 28px;
      border-top: 1px solid var(--line);
    }

    .why-item h3 {
      color: white;
    }

    .why-item p {
      color: var(--muted);
      margin-top: 10px;
      font-size: 0.91rem;
    }

    /* APPROACH */

    .approach-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 12px;
    }

    .approach-step {
      position: relative;
      padding: 25px 18px;
      border: 1px solid var(--line);
      border-radius: 15px;
      background: rgba(255,255,255,0.02);
    }

    .approach-number {
      color: var(--cyan);
      font-size: 0.75rem;
      font-weight: 800;
    }

    .approach-step h3 {
      margin-top: 22px;
      font-size: 1.05rem;
    }

    .approach-step p {
      color: var(--muted);
      margin-top: 8px;
      font-size: 0.78rem;
    }

    /* CONTACT */

    .contact-section {
      background:
        radial-gradient(circle at 20% 30%, rgba(37,167,255,0.08), transparent 30%),
        #06111e;
    }

    .contact-grid {
      display: grid;
      grid-template-columns: 0.8fr 1.2fr;
      gap: 80px;
      align-items: start;
    }

    .contact-copy p {
      color: var(--muted);
      margin-top: 22px;
	  text-align: justify;
    }

    .contact-form {
      border: 1px solid var(--line);
      border-radius: 20px;
      padding: 30px;
      background: rgba(8, 20, 34, 0.82);
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }

    .field {
      display: flex;
      flex-direction: column;
      gap: 7px;
    }

    .field.full {
      grid-column: 1 / -1;
    }

    .field label {
      color: #c6d2de;
      font-size: 0.78rem;
      font-weight: 700;
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: 9px;
      background: rgba(0,0,0,0.2);
      color: white;
      padding: 12px 13px;
      outline: none;
      transition: 0.2s ease;
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: rgba(71,229,209,0.55);
      box-shadow: 0 0 0 3px rgba(71,229,209,0.06);
    }

    .field textarea {
      min-height: 130px;
      resize: vertical;
    }

    .checkbox {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      margin-top: 18px;
      color: var(--muted);
      font-size: 0.75rem;
    }

    .checkbox input {
      margin-top: 4px;
      accent-color: var(--cyan);
    }
	
	.value-chain {
      padding: 30px;

      border: 1px solid var(--line);
      border-radius: var(--radius);

      background: var(--card);

      box-shadow: var(--shadow);
    }

    .chain {
      display: grid;
      gap: 9px;
    }
	
	.chain-item {
      position: relative;

      padding: 15px 17px;

      border: 1px solid var(--line);
      border-radius: 11px;

      background: rgba(255, 255, 255, 0.02);

      color: #d1deea;

      font-size: 0.82rem;
      font-weight: 700;
    }

    .chain-item span {
      display: block;

      margin-top: 3px;

      color: var(--muted-2);

      font-size: 0.68rem;
      font-weight: 500;
    }

    .chain-arrow {
      text-align: center;
      color: var(--cyan);
      font-size: 0.8rem;
    }
	
	
    .form-actions {
      margin-top: 24px;
    }

    .form-success {
      display: none;
      margin-top: 20px;
      padding: 14px;
      border: 1px solid rgba(71,229,209,0.3);
      background: rgba(71,229,209,0.06);
      border-radius: 10px;
      color: var(--cyan);
      font-size: 0.85rem;
    }

    /* FOOTER */

    footer {
      border-top: 1px solid var(--line);
      padding: 50px 0 30px;
    }

    .footer-top {
      display: flex;
      justify-content: space-between;
      gap: 40px;
      align-items: flex-start;
    }

    .footer-description {
      color: var(--muted);
      max-width: 580px;
      margin-top: 15px;
      font-size: 0.85rem;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 22px;
      color: #9eb0c3;
      font-size: 0.82rem;
    }

    .footer-bottom {
      margin-top: 40px;
      padding-top: 20px;
      border-top: 1px solid var(--line);
      display: flex;
      justify-content: space-between;
      gap: 20px;
      color: #687b90;
      font-size: 0.72rem;
    }

    /* REVEAL */

    .reveal {
      opacity: 0;
      transform: translateY(25px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }

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

    /* RESPONSIVE */
	/* =========================================================
   		RESPONSIVE LOGO
     ========================================================= */

	@media (max-width: 1000px) {
      .capabilities-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .industry-grid {
        grid-template-columns: repeat(3, 1fr);
      }

      .approach-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .challenge-grid,
      .contact-grid {
        grid-template-columns: 1fr;
      }

      .system-diagram {
        opacity: 0.3;
      }
    }

    @media (max-width: 760px) {
      .container {
        width: min(var(--max-width), calc(100% - 32px));
      }

      .section {
        padding: 80px 0;
      }

      .nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 16px;
        right: 16px;
        flex-direction: column;
        align-items: stretch;
        padding: 20px;
        border: 1px solid var(--line);
        border-radius: 14px;
        background: rgba(5,11,20,0.97);
      }

      .nav-links.open {
        display: flex;
      }

      .mobile-toggle {
        display: block;
      }

      .language {
        border-left: 0;
        padding-left: 0;
        margin-left: 0;
      }

      .capabilities-grid,
      .services-grid,
      .why-grid,
      .form-grid {
        grid-template-columns: 1fr;
      }

      .industry-grid {
        grid-template-columns: repeat(2, 1fr);
      }

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

      .service ul {
        columns: 1;
      }

      .hero {
        padding-top: 120px;
      }

      .hero-visual {
        height: 360px;
      }

      .hero-slide {
        padding: 28px;
      }

      .system-diagram {
        display: none;
      }

      .bridge-row {
        flex-direction: column;
      }

      .bridge-item {
        width: 100%;
      }

      .bridge-arrow {
        transform: rotate(90deg);
      }
	  
	  .tags { 
		display: flex; 
		flex-wrap: wrap; 
		gap: 16px; 
		margin-top: 32px; 
		margin-bottom: 32px; 
	  }

      .footer-top,
      .footer-bottom {
        flex-direction: column;
      }
    }


.brand-logo {
  display: block;
  width: 205px;
  height: 48px;
  background-image: url("../assets/logo/cyrigel-logo-on-dark.svg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}