:root {
  color-scheme: light;
  --bg: #0b1220;
  --bg-2: #111827;
  --panel: rgba(255, 255, 255, 0.075);
  --panel-strong: rgba(255, 255, 255, 0.105);
  --text: #f7f9fc;
  --muted: #b6c2d1;
  --line: rgba(226, 232, 240, 0.16);
  --accent: #7db2d9;
  --accent-strong: #a9c7dd;
  --button: #dbeafe;
  --button-text: #0f172a;
  --success: #9ad8b5;
  --error: #f2a6a6;
  --shadow: 0 22px 70px rgba(2, 6, 23, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 14% 8%, rgba(125, 178, 217, 0.14), transparent 30%),
    linear-gradient(145deg, var(--bg), var(--bg-2) 56%, #151b2b);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), transparent 38%),
    radial-gradient(circle at 82% 18%, rgba(255, 255, 255, 0.06), transparent 28%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.82), transparent 76%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(226, 232, 240, 0.12);
  background: rgba(11, 18, 32, 0.84);
  backdrop-filter: blur(16px);
}

.nav,
.section-shell,
.footer {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.brand,
.nav-links,
.hero-actions,
.input-row {
  display: flex;
  align-items: center;
}

.brand {
  gap: 12px;
  font-weight: 750;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(226, 232, 240, 0.22);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.nav-links {
  gap: 22px;
  color: var(--muted);
  font-size: 0.95rem;
}

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

.hero {
  min-height: min(760px, calc(100vh - 76px));
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(340px, 0.74fr);
  align-items: center;
  gap: clamp(32px, 5vw, 68px);
  padding: clamp(58px, 8vw, 92px) 0;
}

.hero-copy h1,
.section-heading h2,
.contact-panel h2 {
  margin: 0;
  max-width: 820px;
  letter-spacing: 0;
  line-height: 1.08;
}

.hero-copy h1 {
  max-width: 790px;
  font-size: clamp(2.35rem, 5.4vw, 4.65rem);
  font-weight: 760;
}

.hero-text {
  max-width: 680px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.7vw, 1.16rem);
  line-height: 1.72;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-strong);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

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

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0 18px;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(169, 199, 221, 0.38);
  outline-offset: 3px;
}

.btn-primary {
  color: var(--button-text);
  background: var(--button);
  box-shadow: 0 14px 34px rgba(2, 6, 23, 0.22);
}

.btn-secondary {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.045);
}

.portal-card,
.glass-card,
.process-step,
.contact-panel {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, var(--panel-strong), rgba(255, 255, 255, 0.052));
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.portal-card {
  border-radius: 14px;
  padding: clamp(24px, 4vw, 36px);
}

.card-heading h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3.6vw, 2.2rem);
  font-weight: 740;
}

.card-heading p:not(.eyebrow),
.glass-card p,
.process-step p,
.contact-panel p {
  color: var(--muted);
  line-height: 1.65;
}

.preview-form {
  margin-top: 28px;
}

.preview-form label {
  display: block;
  margin-bottom: 10px;
  color: var(--text);
  font-weight: 720;
}

.input-row {
  gap: 10px;
}

input {
  width: 100%;
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 16px;
  color: var(--text);
  background: rgba(15, 23, 42, 0.52);
  font: inherit;
  font-weight: 650;
}

input::placeholder {
  color: rgba(184, 196, 216, 0.62);
}

.form-message {
  min-height: 26px;
  margin: 14px 0 0;
  color: var(--muted);
  font-weight: 700;
}

.form-message.success {
  color: var(--success);
}

.form-message.loading {
  color: var(--accent-strong);
}

.form-message.error {
  color: var(--error);
}

.section-block {
  padding: clamp(62px, 8vw, 96px) 0;
}

.section-heading {
  margin-bottom: 28px;
}

.section-heading h2,
.contact-panel h2 {
  font-size: clamp(1.9rem, 4.2vw, 3.1rem);
  font-weight: 740;
}

.service-grid,
.process-grid {
  display: grid;
  gap: 16px;
}

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

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

.glass-card,
.process-step {
  border-radius: 12px;
  padding: 24px;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.glass-card:hover,
.process-step:hover {
  transform: translateY(-2px);
  border-color: rgba(169, 199, 221, 0.3);
  background: rgba(255, 255, 255, 0.095);
}

.glass-card span,
.process-step strong {
  color: var(--accent-strong);
  font-weight: 780;
}

.glass-card h3,
.process-step h3 {
  margin: 14px 0 8px;
  font-size: 1.08rem;
}

.contact-section {
  padding: clamp(54px, 7vw, 86px) 0;
}

.contact-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-radius: 14px;
  padding: clamp(24px, 5vw, 42px);
}

.footer {
  position: relative;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 26px 0 36px;
  color: var(--muted);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer p {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: fadeUp 700ms ease forwards;
}

.reveal:nth-child(2) {
  animation-delay: 120ms;
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 920px) {
  .hero,
  .service-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
    padding-top: 48px;
  }

  .contact-panel {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 680px) {
  .nav {
    min-height: auto;
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  .nav-links {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .nav-links a {
    padding: 10px 0;
  }

  .input-row {
    align-items: stretch;
    flex-direction: column;
  }

  .btn,
  input {
    width: 100%;
  }

  .footer {
    flex-direction: column;
  }
}