:root {
  --bg-body: #020617;
  --bg-hero: radial-gradient(circle at top left, #111827 0, #020617 40%, #000000 100%);
  --bg-card: rgba(15, 23, 42, 0.92);
  --bg-glass: rgba(15, 23, 42, 0.72);
  --bg-glass-soft: rgba(15, 23, 42, 0.85);
  --text-main: #e5e7eb;
  --text-muted: #9ca3af;
  --accent-blue: #3b82f6;
  --accent-cyan: #22d3ee;
  --border-glow: rgba(59, 130, 246, 0.38);
  --radius-lg: 20px;
  --radius-xl: 26px;
  --shadow-strong: 0 26px 80px rgba(15, 23, 42, 0.9);
  --shadow-soft: 0 18px 50px rgba(15, 23, 42, 0.75);
  --transition-fast: 160ms ease-out;
  --transition-med: 260ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Manrope", sans-serif;
  background: var(--bg-hero);
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
}

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

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

section {
  position: relative;
}

.container {
  width: min(1140px, 100% - 3rem);
  margin: 0 auto;
}

.section {
  padding: 4.5rem 0;
}

@media (min-width: 900px) {
  .section {
    padding: 5.5rem 0;
  }
}

.eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(148, 163, 184, 0.9);
}

.section-header {
  max-width: 640px;
  margin-bottom: 2.4rem;
}

.section-header h2 {
  margin: 0.7rem 0 0.5rem;
  font-size: clamp(1.7rem, 2vw + 1.1rem, 2.3rem);
}

.section-header p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.4rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: #f9fafb;
  box-shadow: 0 18px 40px rgba(37, 99, 235, 0.7);
}

.btn.primary:hover {
  transform: translateY(-1px) translateZ(0);
  box-shadow: 0 24px 55px rgba(37, 99, 235, 0.9);
}

.btn.ghost {
  background: rgba(15, 23, 42, 0.6);
  border-color: rgba(148, 163, 184, 0.5);
  color: var(--text-main);
  backdrop-filter: blur(14px);
}

.btn.ghost:hover {
  background: rgba(15, 23, 42, 0.9);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: radial-gradient(circle at top left, rgba(15, 23, 42, 0.96), rgba(2, 6, 23, 0.94));
  border-bottom: 1px solid rgba(30, 64, 175, 0.65);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 30% 0, #e5f2ff, #22d3ee),
    radial-gradient(circle at 70% 100%, #3b82f6, #0f172a);
  border: 1px solid rgba(191, 219, 254, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: #e5f2ff;
  box-shadow: 0 16px 38px rgba(56, 189, 248, 0.8);
}

.logo-text {
  font-size: 0.98rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #e5e7eb;
}

.nav {
  display: none;
  gap: 1.1rem;
  align-items: center;
  font-size: 0.86rem;
}

.nav a {
  padding: 0.35rem 0.2rem;
  color: rgba(148, 163, 184, 0.98);
}

.nav a:hover {
  color: #f9fafb;
}

.nav-cta {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(59, 130, 246, 0.7);
  background: radial-gradient(circle at top, rgba(37, 99, 235, 0.3), rgba(15, 23, 42, 0.9));
  color: #e5f2ff;
}

@media (min-width: 900px) {
  .nav {
    display: flex;
  }
}

/* Hero */
.hero {
  padding-top: 5.2rem;
  padding-bottom: 4rem;
  background:
    radial-gradient(circle at -10% -10%, rgba(56, 189, 248, 0.3), transparent 55%),
    radial-gradient(circle at 110% -10%, rgba(37, 99, 235, 0.35), transparent 55%),
    radial-gradient(circle at 50% 130%, rgba(8, 47, 73, 0.85), transparent 55%);
}

.hero-grid {
  display: grid;
  gap: 2.7rem;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }
}

.hero-content h1 {
  margin: 0.7rem 0 0.9rem;
  font-size: clamp(2.2rem, 3vw + 1.6rem, 3.1rem);
}

.subtitle {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.7rem;
}

.hero-tags {
  margin-top: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-size: 0.8rem;
}

.hero-tags span {
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: rgba(15, 23, 42, 0.8);
}

.hero-visual {
  position: relative;
  min-height: 260px;
}

.lab-orbit {
  position: relative;
  margin: 0 auto;
  width: min(360px, 85vw);
  aspect-ratio: 4 / 5;
  border-radius: 32px;
  overflow: hidden;
  box-shadow: var(--shadow-strong);
  border: 1px solid rgba(59, 130, 246, 0.35);
}

.hero-tech-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.floating-panel {
  position: absolute;
  right: 0;
  left: 0;
  margin-inline: auto;
  max-width: 250px;
  padding: 0.7rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(59, 130, 246, 0.7);
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.5), rgba(15, 23, 42, 0.92));
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 45px rgba(37, 99, 235, 0.85);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.78rem;
}

.panel-top {
  top: -0.2rem;
}

.panel-bottom {
  bottom: -0.3rem;
}

.panel-label {
  color: #bfdbfe;
}

.panel-value {
  font-weight: 600;
  color: #e5f2ff;
}

/* Floating stats */
.stats-bar {
  margin-top: 3rem;
  display: grid;
  gap: 0.9rem;
}

@media (min-width: 900px) {
  .stats-bar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.stat-item {
  border-radius: 999px;
  padding: 0.7rem 1rem;
  border: 1px solid rgba(30, 64, 175, 0.85);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.92), rgba(2, 6, 23, 0.95));
  backdrop-filter: blur(14px);
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  font-size: 0.78rem;
}

.stat-label {
  color: rgba(148, 163, 184, 0.96);
}

.stat-main {
  font-size: 0.98rem;
  font-weight: 600;
  color: #e5f2ff;
}

/* Modules */
.modules {
  background: radial-gradient(circle at top, #020617, #020617 55%, #020617 100%);
}

.module-grid {
  display: grid;
  gap: 1.6rem;
}

@media (min-width: 900px) {
  .module-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.module-card {
  border-radius: var(--radius-xl);
  padding: 1.5rem 1.4rem;
  background: radial-gradient(circle at top left, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.98));
  border: 1px solid rgba(31, 41, 55, 0.9);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  font-size: 0.9rem;
}

.module-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.8rem;
}

.module-header h3 {
  margin: 0;
  font-size: 1.05rem;
}

.module-tag {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: #a5b4fc;
}

.module-card p {
  margin: 0;
  color: var(--text-muted);
}

.module-card ul {
  margin: 0.2rem 0 0.4rem;
  padding-left: 1.1rem;
  color: var(--text-muted);
}

.link-button {
  align-self: flex-start;
  margin-top: 0.3rem;
  background: transparent;
  border: none;
  color: #bfdbfe;
  font-size: 0.82rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-decoration-color: rgba(191, 219, 254, 0.4);
}

.link-button:hover {
  color: #e5f2ff;
}

/* Process */
.process {
  background: radial-gradient(circle at top, rgba(15, 23, 42, 1), #020617);
}

.process-layout {
  display: grid;
  gap: 1.8rem;
}

@media (min-width: 900px) {
  .process-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.2fr);
    align-items: start;
  }
}

.process-steps-list {
  display: grid;
  gap: 0.6rem;
}

.process-step {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.7rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(31, 41, 55, 0.95);
  background: rgba(15, 23, 42, 0.9);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.86rem;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.process-step .step-index {
  font-size: 0.78rem;
  color: rgba(148, 163, 184, 0.9);
}

.process-step .step-label {
  font-weight: 500;
}

.process-step:hover {
  border-color: rgba(59, 130, 246, 0.6);
  color: #e5f2ff;
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.9);
  transform: translateY(-1px);
}

.process-step.active {
  border-color: rgba(59, 130, 246, 0.9);
  color: #e5f2ff;
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.55), rgba(15, 23, 42, 0.96));
}

.glass-panel {
  border-radius: var(--radius-xl);
  padding: 1.6rem 1.5rem;
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.35), rgba(15, 23, 42, 0.92));
  border: 1px solid var(--border-glow);
  backdrop-filter: blur(20px);
  box-shadow: 0 26px 70px rgba(15, 23, 42, 0.96);
  font-size: 0.9rem;
}

.glass-panel h3 {
  margin: 0 0 0.6rem;
}

.glass-panel p {
  margin: 0 0 0.7rem;
  color: var(--text-muted);
}

.glass-panel ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-muted);
}

/* Tech */
.tech {
  background: #020617;
}

.tech-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .tech-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.tech-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 0;
  background: rgba(15, 23, 42, 0.96);
  border: 1px solid rgba(30, 64, 175, 0.75);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.95);
  font-size: 0.9rem;
}

.tech-card-image {
  width: 100%;
  height: 160px;
  overflow: hidden;
  background: rgba(15, 23, 42, 0.98);
}

.tech-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tech-card-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 50%, rgba(37, 99, 235, 0.4), rgba(15, 23, 42, 0.98));
  color: rgba(148, 163, 184, 0.8);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.tech-card h3 {
  margin: 0;
  padding: 1rem 1.3rem 0.4rem;
}

.tech-card p {
  margin: 0 0 0.6rem;
  padding: 0 1.3rem;
  color: var(--text-muted);
}

.tech-card .pill {
  margin-left: 1.3rem;
  margin-bottom: 0.25rem;
}

.tech-card {
  padding-bottom: 1.3rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.8);
  font-size: 0.78rem;
  color: #d1d5db;
  margin-right: 0.35rem;
  margin-top: 0.15rem;
}

/* Why us */
.why-us {
  background: radial-gradient(circle at top, #020617, #020617 60%, #020617 100%);
}

.why-grid {
  display: grid;
  gap: 1.4rem;
}

@media (min-width: 900px) {
  .why-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.why-card {
  border-radius: 16px;
  padding: 1.2rem 1.2rem;
  background: rgba(15, 23, 42, 0.96);
  border: 1px solid rgba(31, 41, 55, 0.9);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.9);
  font-size: 0.9rem;
}

.why-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
}

.why-card p {
  margin: 0;
  color: var(--text-muted);
}

/* Doctors */
.doctors {
  background: #020617;
}

.team-visual {
  margin-bottom: 2rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(59, 130, 246, 0.35);
}

.team-visual img {
  width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
  object-position: center top;
  display: block;
}

.doctor-grid {
  display: grid;
  gap: 1.4rem;
}

@media (min-width: 900px) {
  .doctor-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.doctor-card {
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.3rem;
  background: var(--bg-glass-soft);
  border: 1px solid rgba(75, 85, 99, 0.9);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.96);
  font-size: 0.9rem;
}

.avatar-glass {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 30% 0, #e5f2ff, #22d3ee),
    radial-gradient(circle at 70% 100%, #3b82f6, #0f172a);
  border: 1px solid rgba(191, 219, 254, 0.7);
  box-shadow: 0 18px 45px rgba(56, 189, 248, 0.9);
  margin-bottom: 0.8rem;
}

.doctor-card h3 {
  margin: 0 0 0.3rem;
}

.role {
  margin: 0;
  color: #a5b4fc;
  font-size: 0.82rem;
}

.bio {
  margin: 0.6rem 0 0;
  color: var(--text-muted);
}

/* Booking */
.booking {
  background: radial-gradient(circle at top, rgba(30, 64, 175, 0.9), #020617);
}

.booking-shell {
  border-radius: 26px;
  padding: 1.8rem 1.6rem;
  background: rgba(15, 23, 42, 0.92);
  border: 1px solid rgba(59, 130, 246, 0.8);
  box-shadow: 0 28px 80px rgba(15, 23, 42, 0.98);
  display: grid;
  gap: 1.8rem;
}

@media (min-width: 900px) {
  .booking-shell {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.3fr);
    align-items: start;
    padding: 2rem 1.9rem;
  }
}

.booking-intro h2 {
  margin: 0.5rem 0 0.9rem;
  font-size: clamp(1.6rem, 2vw + 1.1rem, 2.1rem);
}

.booking-intro p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.booking-steps {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.step-indicators {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.78rem;
}

.step-indicators li {
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(55, 65, 81, 0.9);
  background: rgba(15, 23, 42, 0.92);
  color: rgba(148, 163, 184, 0.98);
}

.step-indicators li.active {
  border-color: rgba(59, 130, 246, 0.9);
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.6), rgba(15, 23, 42, 0.98));
  color: #e5f2ff;
}

.booking-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.step-panel {
  display: none;
  font-size: 0.9rem;
}

.step-panel.active {
  display: block;
}

.step-panel h3 {
  margin: 0 0 0.6rem;
}

.hint {
  margin: 0 0 0.8rem;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(55, 65, 81, 0.95);
  background: rgba(15, 23, 42, 0.95);
  font-size: 0.82rem;
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.pill-checkbox input {
  accent-color: var(--accent-blue);
}

.pill-checkbox:hover {
  border-color: rgba(59, 130, 246, 0.8);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.96);
  transform: translateY(-1px);
}

.form-grid {
  display: grid;
  gap: 0.8rem;
}

@media (min-width: 700px) {
  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.form-grid label,
.step-panel label.full {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.step-panel input,
.step-panel select,
.step-panel textarea {
  border-radius: 10px;
  border: 1px solid rgba(55, 65, 81, 0.95);
  background: rgba(15, 23, 42, 0.94);
  padding: 0.6rem 0.8rem;
  font: inherit;
  color: var(--text-main);
  resize: vertical;
  min-height: 40px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}

.step-panel input:focus,
.step-panel select:focus,
.step-panel textarea:focus {
  outline: none;
  border-color: rgba(59, 130, 246, 0.95);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.65), 0 18px 40px rgba(15, 23, 42, 0.98);
  background: rgba(15, 23, 42, 1);
  transform: translateY(-0.5px);
}

.step-panel textarea {
  min-height: 80px;
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  margin-top: 0.6rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.consent input {
  margin-top: 0.15rem;
}

.form-footer {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
}

.form-footer .btn {
  flex: 1;
}

.form-message {
  margin: 0.4rem 0 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background: #020617;
  border-top: 1px solid rgba(15, 23, 42, 0.95);
  padding: 2.5rem 0 2rem;
}

.footer-inner {
  display: grid;
  gap: 1.4rem;
  font-size: 0.88rem;
}

@media (min-width: 900px) {
  .footer-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.2fr) minmax(0, 1.1fr);
  }
}

.footer-brand h3 {
  margin: 0 0 0.4rem;
}

.footer-brand p {
  margin: 0;
  color: var(--text-muted);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  color: #e5e7eb;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  color: #6b7280;
  font-size: 0.78rem;
}

/* Scroll appear animations */
.appear {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 420ms var(--transition-med), transform 420ms var(--transition-med);
}

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

.delay-1 {
  transition-delay: 80ms;
}

.delay-2 {
  transition-delay: 140ms;
}

.delay-3 {
  transition-delay: 220ms;
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    animation: none !important;
    transition: none !important;
  }

  .appear {
    opacity: 1 !important;
    transform: none !important;
  }
}