/* ============================================
   Dr. Christopher Charnell — Medical Website
   Premium Dark Luxury Style
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy-950: #060e1a;
  --navy-900: #0a1628;
  --navy-800: #0f1d33;
  --navy-700: #152a45;
  --navy-600: #1c3656;
  --gold-400: #e2c06e;
  --gold-500: #c9a84c;
  --gold-600: #b08d30;
  --gold-700: #967525;
  --cream-100: #f5f0e8;
  --cream-200: #ebe4d6;
  --cream-300: #d4cdc0;
  --white: #ffffff;
  --text-muted: #8a9ab5;
  --text-light: #b8c4d6;
  --text-dark: #0f1d33;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--navy-950);
  color: var(--cream-100);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography --- */
.section-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--gold-500);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--cream-100);
  margin-bottom: 20px;
}

.text-gold {
  color: var(--gold-500);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 560px;
  line-height: 1.7;
}

.section-header {
  margin-bottom: 64px;
}

.section-header .section-label {
  margin-bottom: 12px;
}

.section-header .section-subtitle {
  margin-top: 16px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold-500);
  color: var(--navy-950);
}

.btn-primary:hover {
  background: var(--gold-400);
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(201, 168, 76, 0.25);
}

.btn-ghost {
  background: transparent;
  color: var(--cream-200);
  border: 1px solid rgba(201, 168, 76, 0.3);
}

.btn-ghost:hover {
  border-color: var(--gold-500);
  color: var(--gold-400);
  background: rgba(201, 168, 76, 0.06);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 24px;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(6, 14, 26, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.08);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-mark {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold-500);
  border: 1px solid var(--gold-500);
  padding: 4px 8px;
  letter-spacing: 0.05em;
}

.nav-logo-text {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--cream-100);
  letter-spacing: 0.02em;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-light);
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.nav-links a:hover {
  color: var(--gold-500);
}

.nav-cta {
  color: var(--gold-500) !important;
  font-weight: 500 !important;
  border: 1px solid rgba(201, 168, 76, 0.3);
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-cta:hover {
  background: rgba(201, 168, 76, 0.08);
  border-color: var(--gold-500);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--cream-200);
  transition: var(--transition);
  transform-origin: center;
}

.nav-toggle.active .nav-toggle-bar:nth-child(1) {
  transform: rotate(45deg) translate(4px, 5px);
}

.nav-toggle.active .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .nav-toggle-bar:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -5px);
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--navy-950);
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 75% 40%, rgba(15, 29, 51, 0.8) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 90% 80%, rgba(201, 168, 76, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin-bottom: 24px;
}

.hero-label-line {
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--gold-500);
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 500;
  line-height: 1.1;
  color: var(--cream-100);
  margin-bottom: 24px;
}

.hero-accent {
  color: var(--gold-500);
  font-style: italic;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-light);
  line-height: 1.75;
  max-width: 480px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  gap: 24px;
  align-items: center;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero-stat-number {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--cream-100);
  line-height: 1.2;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(201, 168, 76, 0.2);
}

.hero-visual {
  position: relative;
}

.hero-image-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(201, 168, 76, 0.1);
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-accent-block {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: var(--navy-800);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--gold-500);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.hero-accent-block-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--cream-200);
  letter-spacing: 0.04em;
}

/* --- About --- */
.about {
  padding: 120px 0;
  background: var(--navy-900);
  position: relative;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.15), transparent);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-visual img {
  border-radius: var(--radius-lg);
  width: 100%;
  object-fit: cover;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

.about-accent-strip {
  position: absolute;
  bottom: -16px;
  right: -16px;
  width: 60%;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-500), var(--gold-600));
  border-radius: 2px;
}

.about-content .section-label {
  margin-bottom: 12px;
}

.about-body {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-features {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 32px;
}

.about-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--cream-200);
  line-height: 1.5;
}

.about-features li svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--gold-500);
}

/* --- Services --- */
.services {
  padding: 120px 0;
  background: var(--navy-950);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.15), transparent);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--navy-900);
  border: 1px solid rgba(201, 168, 76, 0.07);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold-500), transparent);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  border-color: rgba(201, 168, 76, 0.15);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(201, 168, 76, 0.08);
  border: 1px solid rgba(201, 168, 76, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-500);
  margin-bottom: 20px;
  transition: var(--transition);
}

.service-card:hover .service-card-icon {
  background: rgba(201, 168, 76, 0.12);
  border-color: rgba(201, 168, 76, 0.25);
}

.service-card-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--cream-100);
  margin-bottom: 10px;
  line-height: 1.3;
}

.service-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* --- Approach --- */
.approach {
  padding: 120px 0;
  background: var(--navy-800);
  position: relative;
  overflow: hidden;
}

.approach::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.15), transparent);
}

.approach::after {
  content: '';
  position: absolute;
  right: -10%;
  top: 20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

.approach-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.approach-content .section-label {
  margin-bottom: 12px;
}

.approach-body {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 48px;
}

.approach-steps {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.approach-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.approach-step-num {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gold-600);
  line-height: 1;
  min-width: 36px;
  padding-top: 2px;
}

.approach-step-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--cream-100);
  margin-bottom: 4px;
}

.approach-step-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.approach-visual {
  position: relative;
}

.approach-visual img {
  border-radius: var(--radius-lg);
  width: 100%;
  object-fit: cover;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(201, 168, 76, 0.08);
}

.approach-visual-accent {
  position: absolute;
  top: -16px;
  right: -16px;
  width: 60%;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--gold-500));
  border-radius: 2px;
}

/* --- Testimonials --- */
.testimonials {
  padding: 120px 0;
  background: var(--navy-950);
  position: relative;
}

.testimonials::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.15), transparent);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--navy-900);
  border: 1px solid rgba(201, 168, 76, 0.07);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  position: relative;
  transition: var(--transition);
}

.testimonial-card:hover {
  border-color: rgba(201, 168, 76, 0.15);
  transform: translateY(-2px);
}

.testimonial-quote {
  color: var(--gold-500);
  margin-bottom: 16px;
  opacity: 0.5;
}

.testimonial-body {
  font-size: 0.95rem;
  color: var(--cream-200);
  line-height: 1.75;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* --- Contact --- */
.contact {
  padding: 120px 0;
  background: var(--navy-900);
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.15), transparent);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info .section-label {
  margin-bottom: 12px;
}

.contact-desc {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.75;
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-detail {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-detail svg {
  color: var(--gold-500);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-detail-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.contact-detail-value {
  font-size: 0.95rem;
  color: var(--cream-200);
  line-height: 1.6;
}

.contact-detail-value a {
  transition: var(--transition);
}

.contact-detail-value a:hover {
  color: var(--gold-400);
}

/* Form */
.contact-form-wrapper {
  background: var(--navy-800);
  border: 1px solid rgba(201, 168, 76, 0.1);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact-form-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--cream-100);
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--navy-900);
  border: 1px solid rgba(201, 168, 76, 0.1);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--cream-100);
  transition: var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold-500);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.08);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-success {
  text-align: center;
  padding: 40px 20px;
}

.form-success svg {
  margin: 0 auto 16px;
}

.form-success h4 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--cream-100);
  margin-bottom: 8px;
}

.form-success p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* --- Map --- */
.map-strip {
  border-top: 1px solid rgba(201, 168, 76, 0.08);
  border-bottom: 1px solid rgba(201, 168, 76, 0.08);
}

.map-strip iframe {
  filter: brightness(0.7) contrast(1.1) saturate(0.3) hue-rotate(200deg);
  opacity: 0.7;
  transition: var(--transition);
}

.map-strip:hover iframe {
  opacity: 0.9;
}

/* --- Footer --- */
.footer {
  padding: 80px 0 0;
  background: var(--navy-950);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 60px;
  padding-bottom: 60px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-brand .nav-logo-mark {
  width: fit-content;
}

.footer-brand-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--cream-100);
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin-bottom: 4px;
}

.footer-nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-nav a:hover {
  color: var(--cream-200);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-contact a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-contact a:hover {
  color: var(--gold-400);
}

.footer-contact span {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-bottom {
  border-top: 1px solid rgba(201, 168, 76, 0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --- Scroll reveal (progressive enhancement) --- */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
  }

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-grid {
    gap: 40px;
  }

  .about-grid,
  .approach-layout,
  .contact-grid {
    gap: 48px;
  }

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

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(6, 14, 26, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 32px 24px;
    gap: 20px;
    border-bottom: 1px solid rgba(201, 168, 76, 0.08);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    padding: 100px 24px 60px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-visual {
    order: -1;
    max-width: 400px;
    margin: 0 auto;
  }

  .hero-stats {
    flex-wrap: wrap;
  }

  .about-grid,
  .approach-layout,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-visual {
    order: -1;
  }

  .services-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .contact-form-wrapper {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    justify-content: center;
  }

  .hero-image-frame {
    max-width: 300px;
    margin: 0 auto;
  }

  .hero-accent-block {
    left: 50%;
    transform: translateX(-50%);
  }
}