:root {
  --bg: #07101c;
  --bg-soft: #0d1728;
  --bg-elevated: rgba(14, 24, 41, 0.82);
  --surface: rgba(13, 22, 39, 0.8);
  --surface-strong: rgba(17, 29, 49, 0.92);
  --line: rgba(173, 216, 255, 0.12);
  --text: #eef4ff;
  --muted: #a3b4ca;
  --accent: #7af0d2;
  --accent-strong: #38c9f4;
  --warm: #ff9a62;
  --gold: #f5cc84;
  --danger: #ff7b72;
  --shadow-lg: 0 40px 80px rgba(3, 7, 18, 0.45);
  --shadow-md: 0 20px 40px rgba(3, 7, 18, 0.3);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --container: 1180px;
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 6rem;
  --transition: 220ms ease;
}

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

html {
  scroll-behavior: smooth;
  background: #060b14;
}

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", sans-serif;
  color: var(--text);
  background-color: #060b14;
  background:
    radial-gradient(circle at top left, rgba(56, 201, 244, 0.14), transparent 24%),
    radial-gradient(circle at 85% 15%, rgba(245, 204, 132, 0.14), transparent 20%),
    radial-gradient(circle at 75% 55%, rgba(122, 240, 210, 0.11), transparent 28%),
    linear-gradient(180deg, #08111d 0%, #09111f 36%, #060b14 100%);
  min-height: 100vh;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.06;
  background:
    linear-gradient(180deg, rgba(4, 10, 18, 0.36), rgba(4, 10, 18, 0.7)),
    url("Logo/cs.png") center top / 110% auto no-repeat;
}

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

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

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 1000;
  background: var(--text);
  color: var(--bg);
  padding: 0.75rem 1rem;
  border-radius: 999px;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
}

.site-shell {
  overflow: clip;
  position: relative;
  z-index: 1;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.section {
  padding: var(--space-8) 0;
  position: relative;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(6, 11, 20, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 5.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 0.9rem;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-text {
  display: grid;
  gap: 0.15rem;
  color: var(--text);
}

.brand-text strong,
.hero h1,
.policy-intro h1,
.section-heading h2,
.policy-summary h2,
.policy-card h2,
.stage-stats strong,
.project-surface h3,
.showcase-card h3,
.timeline-item h3,
.reason-card h3,
.about-panel h3,
.faq-item summary,
.contact-panel a {
  font-family: "Space Grotesk", sans-serif;
}

.brand-text span:last-child {
  font-size: 0.88rem;
  color: var(--muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav a {
  color: var(--muted);
  transition: color var(--transition), opacity var(--transition);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.nav-cta {
  padding: 0.85rem 1.15rem;
  border: 1px solid rgba(122, 240, 210, 0.3);
  border-radius: 999px;
  color: var(--text) !important;
  background: rgba(122, 240, 210, 0.08);
}

.nav-toggle {
  display: none;
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  padding: 0;
  cursor: pointer;
}

.nav-toggle span {
  width: 1.2rem;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
  display: block;
  margin: 0.28rem auto;
  transition: transform var(--transition), opacity var(--transition);
}

.hero {
  padding-top: calc(var(--space-8) + 2rem);
}

.hero-grid,
.about-grid,
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-6);
  align-items: center;
}

.eyebrow {
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.76rem;
  color: var(--accent);
}

.hero h1 {
  margin: 0;
  max-width: 13ch;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.hero-text,
.policy-intro p,
.policy-card p,
.policy-summary li,
.section-heading p,
.project-surface p,
.showcase-card p,
.timeline-item p,
.reason-card p,
.about-panel li,
.faq-item p,
.contact-panel p,
.footer-note,
.mini-card span,
.platform-card strong,
.service-card p {
  color: var(--muted);
  line-height: 1.72;
}

.hero-text {
  max-width: 42rem;
  margin: 1.5rem 0 0;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.35rem;
  padding: 0 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform var(--transition), border-color var(--transition),
    background var(--transition), box-shadow var(--transition);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, var(--gold), var(--warm));
  color: #1d120d;
  box-shadow: 0 16px 34px rgba(255, 154, 98, 0.25);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.hero-points {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 0.9rem;
}

.hero-points li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--muted);
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: 0 0 18px rgba(122, 240, 210, 0.6);
}

.stage-card {
  position: relative;
  min-height: 34rem;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    linear-gradient(145deg, rgba(8, 14, 25, 0.9), rgba(10, 18, 31, 0.75));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  isolation: isolate;
}

.stage-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(12px);
}

.stage-glow-one {
  width: 18rem;
  height: 18rem;
  background: rgba(56, 201, 244, 0.18);
  top: -4rem;
  right: -4rem;
}

.stage-glow-two {
  width: 16rem;
  height: 16rem;
  background: rgba(255, 154, 98, 0.16);
  left: -3rem;
  bottom: -3rem;
}

.stage-panel {
  position: relative;
  z-index: 1;
  height: 100%;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 1.4rem;
  background:
    linear-gradient(180deg, transparent 18%, rgba(4, 10, 18, 0.88) 78%),
    radial-gradient(circle at 50% 12%, rgba(255, 255, 255, 0.12), transparent 35%);
}

.stage-badge {
  position: absolute;
  top: 1.4rem;
  right: 1.4rem;
  width: 4.5rem;
  height: 4.5rem;
  padding: 0.55rem;
  border-radius: 1.35rem;
  background: rgba(9, 16, 28, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.28);
}

.stage-badge img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.stage-chip,
.project-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  width: fit-content;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.09);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text);
}

.stage-stats {
  display: grid;
  gap: 1rem;
}

.stage-stats article,
.platform-card,
.service-card,
.reason-card,
.mini-card,
.contact-panel article {
  padding: 1.2rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.stage-stats span,
.platform-card span,
.mini-card strong,
.contact-panel span {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.45rem;
}

.stage-stats strong {
  display: block;
  font-size: 1.05rem;
}

.stage-track {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.84rem;
  color: var(--muted);
}

.trust-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
}

.trust-items {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1rem;
  padding: 1.2rem 0;
}

.trust-items span {
  color: var(--muted);
  text-align: center;
  font-size: 0.95rem;
}

.section-heading,
.split-intro {
  max-width: 48rem;
  margin-bottom: 2.5rem;
}

.section-heading h2,
.split-intro h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.section-heading p:last-child,
.split-intro p:last-child {
  margin-top: 1rem;
}

.card-grid,
.platform-grid,
.portfolio-grid,
.showcase-grid,
.mini-grid {
  display: grid;
  gap: 1.25rem;
}

.services-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-card h3,
.reason-card h3 {
  margin: 0 0 0.85rem;
  font-size: 1.35rem;
}

.platform-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.platform-card strong {
  color: var(--text);
}

.portfolio-toggle {
  display: inline-flex;
  gap: 0.75rem;
  margin-bottom: 2rem;
  padding: 0.45rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.filter-button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.8rem 1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.filter-button.is-active {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.filter-button:hover {
  color: var(--text);
}

.portfolio-panel {
  display: none;
}

.portfolio-panel.is-active {
  display: block;
}

.portfolio-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-card,
.showcase-card,
.faq-item,
.about-panel,
.contact-panel {
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.project-surface {
  min-height: 100%;
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 1rem;
  background-size: cover;
  background-position: center;
}

.warm-surface {
  background-image:
    linear-gradient(180deg, rgba(8, 12, 20, 0.1), rgba(7, 11, 18, 0.94)),
    radial-gradient(circle at 20% 20%, rgba(255, 204, 132, 0.35), transparent 24%),
    linear-gradient(135deg, #3e2418, #101a24);
}

.ember-surface {
  background-image:
    linear-gradient(180deg, rgba(8, 12, 20, 0.06), rgba(7, 11, 18, 0.94)),
    radial-gradient(circle at 80% 20%, rgba(255, 123, 114, 0.3), transparent 24%),
    linear-gradient(135deg, #35161c, #151b2c);
}

.steel-surface {
  background-image:
    linear-gradient(180deg, rgba(8, 12, 20, 0.08), rgba(7, 11, 18, 0.94)),
    radial-gradient(circle at 15% 18%, rgba(144, 198, 255, 0.24), transparent 24%),
    linear-gradient(135deg, #172437, #121821);
}

.teal-surface {
  background-image:
    linear-gradient(180deg, rgba(8, 12, 20, 0.08), rgba(7, 11, 18, 0.94)),
    radial-gradient(circle at 82% 18%, rgba(122, 240, 210, 0.32), transparent 24%),
    linear-gradient(135deg, #12333a, #0f1525);
}

.forest-surface {
  background-image:
    linear-gradient(180deg, rgba(8, 12, 20, 0.08), rgba(7, 11, 18, 0.94)),
    radial-gradient(circle at 18% 24%, rgba(135, 215, 119, 0.28), transparent 22%),
    linear-gradient(135deg, #15271f, #0f1622);
}

.sky-surface {
  background-image:
    linear-gradient(180deg, rgba(8, 12, 20, 0.08), rgba(7, 11, 18, 0.94)),
    radial-gradient(circle at 78% 16%, rgba(107, 175, 255, 0.32), transparent 24%),
    linear-gradient(135deg, #122034, #0f1522);
}

.electric-surface {
  background-image:
    linear-gradient(180deg, rgba(8, 12, 20, 0.08), rgba(7, 11, 18, 0.94)),
    radial-gradient(circle at 22% 18%, rgba(56, 201, 244, 0.3), transparent 22%),
    linear-gradient(135deg, #102a37, #111723);
}

.project-surface h3,
.showcase-card h3 {
  margin: 0;
  font-size: 1.6rem;
}

.project-surface a,
.showcase-card a,
.contact-panel a {
  width: fit-content;
  font-weight: 600;
  color: var(--text);
}

.project-surface a:hover,
.showcase-card a:hover,
.contact-panel a:hover {
  color: var(--accent);
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.showcase-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.showcase-card {
  padding: 1.6rem;
}

.split-intro {
  max-width: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: end;
}

.mini-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.2rem;
  padding: 1.35rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.timeline-item:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.timeline-item span:first-child {
  width: 3.1rem;
  height: 3.1rem;
  display: grid;
  place-items: center;
  border-radius: 1rem;
  background: rgba(122, 240, 210, 0.1);
  color: var(--accent);
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
}

.timeline-item h3 {
  margin: 0;
  font-size: 1.35rem;
}

.reasons-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.about-panel,
.contact-panel {
  padding: 1.6rem;
}

.about-panel ul {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
}

.about-panel li + li {
  margin-top: 0.7rem;
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 1.35rem 1.4rem;
  font-size: 1.15rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item[open] summary {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.faq-item p {
  margin: 0;
  padding: 0 1.4rem 1.35rem;
}

.contact-panel {
  display: grid;
  gap: 1rem;
}

.policy-hero {
  padding-top: calc(var(--space-8) + 1rem);
  padding-bottom: var(--space-6);
}

.policy-intro {
  max-width: 54rem;
}

.policy-intro h1 {
  margin: 0;
  font-size: clamp(3rem, 7vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.policy-intro p {
  max-width: 46rem;
  margin: 1.4rem 0 0;
  font-size: 1.08rem;
}

.policy-updated {
  color: var(--accent) !important;
  font-weight: 700;
}

.policy-section {
  padding-top: 0;
}

.policy-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 0.35fr) minmax(0, 1fr);
  gap: var(--space-5);
  align-items: start;
}

.policy-summary,
.policy-card {
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-md);
}

.policy-summary {
  position: sticky;
  top: 6.5rem;
  padding: 1.5rem;
}

.policy-summary h2,
.policy-card h2 {
  margin: 0;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.policy-summary h2 {
  font-size: 1.35rem;
}

.policy-summary ul {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
}

.policy-summary li + li {
  margin-top: 0.75rem;
}

.policy-card {
  padding: clamp(1.4rem, 4vw, 2.4rem);
}

.policy-card section + section {
  margin-top: 2.2rem;
  padding-top: 2.2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.policy-card h2 {
  font-size: clamp(1.35rem, 3vw, 2rem);
}

.policy-card p {
  margin: 1rem 0 0;
}

.policy-card a {
  color: var(--accent);
  font-weight: 700;
}

.policy-card a:hover {
  color: var(--text);
}

.site-footer {
  padding: 2rem 0 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 1fr;
  gap: 1.5rem;
  align-items: start;
}

.footer-brand {
  align-items: start;
}

.footer-links {
  display: grid;
  gap: 0.65rem;
}

.footer-links a {
  color: var(--muted);
}

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

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms ease, transform 700ms ease;
  transition-delay: var(--delay, 0ms);
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal,
  .button,
  .nav-toggle span {
    transition: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1100px) {
  .services-grid,
  .portfolio-grid,
  .reasons-grid,
  .mini-grid,
  .platform-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-grid,
  .about-grid,
  .contact-grid,
  .split-intro,
  .policy-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .policy-summary {
    position: static;
  }

  .trust-items {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .section {
    padding: 4.5rem 0;
  }

  .header-inner {
    min-height: 4.75rem;
  }

  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: calc(100% + 0.6rem);
    padding: 1rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(8, 13, 23, 0.96);
    box-shadow: var(--shadow-md);
    display: grid;
    gap: 0.7rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .hero {
    padding-top: 5rem;
  }

  .hero h1 {
    max-width: none;
  }

  .policy-hero {
    padding-top: 5rem;
  }

  .stage-card {
    min-height: 27rem;
  }

  .stage-badge {
    width: 3.7rem;
    height: 3.7rem;
    top: 1rem;
    right: 1rem;
  }

  .trust-items,
  .services-grid,
  .platform-grid,
  .portfolio-grid,
  .showcase-grid,
  .reasons-grid,
  .mini-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-toggle,
  .hero-actions {
    width: 100%;
  }

  .portfolio-toggle {
    display: grid;
  }
}