/* ======================================================
   MedTech Voice - CSS Design System
   Pure Black + Blue/Orange palette (matching MTV brand)
   Built for SEO/AI optimization + high-conversion layout
   ====================================================== */

/* --- CSS Custom Properties --- */
:root {
  /* Colors - Pure Black + Blue/Orange (matching MTV brand) */
  --color-bg-primary: #000000;
  --color-bg-secondary: #0A0A0A;
  --color-bg-tertiary: #141414;
  --color-bg-card: #1A1A1A;
  --color-bg-card-hover: #222222;

  --color-accent-primary: #F97316;
  --color-accent-light: #FB923C;
  --color-accent-glow: #FDBA74;
  --color-accent-secondary: #F97316;
  --color-accent-warm: #FB923C;

  --color-text-primary: #F5F5F0;
  --color-text-secondary: #BCBCB4;
  --color-text-muted: #7A7A74;
  --color-text-accent: #FB923C;

  --color-border: rgba(255, 255, 255, 0.07);
  --color-border-hover: rgba(249, 115, 22, 0.4);

  --color-gradient-hero: linear-gradient(135deg, #000000 0%, #0A0A0A 40%, #000000 100%);
  --color-gradient-accent: linear-gradient(135deg, #F97316 0%, #EA6A0A 100%);
  --color-gradient-card: linear-gradient(180deg, rgba(249, 115, 22, 0.05) 0%, rgba(249, 115, 22, 0.02) 100%);

  /* Typography */
  --font-primary: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3.5rem;
  --font-size-6xl: 4.5rem;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  --line-height-tight: 1.1;
  --line-height-snug: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.05em;
  --letter-spacing-wider: 0.1em;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Borders */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.5);
  --shadow-card-hover: 0 8px 40px rgba(249, 115, 22, 0.18);
  --shadow-glow-accent: 0 0 30px rgba(249, 115, 22, 0.25);
  --shadow-glow-warm: 0 0 30px rgba(249, 115, 22, 0.2);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  --transition-reveal: 800ms cubic-bezier(0.25, 0.46, 0.45, 0.94);

  /* Layout */
  --container-max: 1200px;
  --nav-height: 72px;
}

/* --- Google Fonts loaded via <link> in HTML head --- */

/* --- Accessibility: Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 10000;
  padding: 12px 24px;
  background: var(--color-accent-primary);
  color: #fff;
  font-family: var(--font-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  text-decoration: none;
  transition: top 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.skip-link:focus {
  top: 0;
  color: #fff;
}

/* --- Accessibility: Focus Indicators (WCAG 2.4.7) --- */
*:focus-visible {
  outline: 2px solid var(--color-accent-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* High-contrast focus for dark backgrounds */
.nav *:focus-visible,
.footer *:focus-visible,
.chatbot-panel *:focus-visible,
.hero *:focus-visible {
  outline-color: var(--color-accent-light);
}

/* Remove default focus for mouse users (keep for keyboard) */
:focus:not(:focus-visible) {
  outline: none;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

/* Fixed wave background - stays stationary while content scrolls */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.2;
  background-image: url('../images/waves.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

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

a {
  color: var(--color-text-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-warm);
}

/* --- Layout Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  position: relative;
  z-index: 1;
  padding: var(--space-24) 0;
}

.section--alt {
  background-color: var(--color-bg-secondary);
}

/* --- Scroll Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-reveal), transform var(--transition-reveal);
  will-change: opacity, transform;
}

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

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }
.reveal-delay-5 { transition-delay: 500ms; }

/* Respect reduced motion preferences (WCAG 2.3.3) */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

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

  .video-reel__track {
    animation: none !important;
  }

  html {
    scroll-behavior: auto;
  }
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* --- Typography --- */
.eyebrow {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-4xl);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-6);
  max-width: 700px;
}

.section-title em {
  font-style: normal;
  color: var(--color-accent-primary);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  text-wrap: balance;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-primary);
  font-weight: var(--font-weight-semibold);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}

.btn--primary {
  background: var(--color-accent-primary);
  color: #FFFFFF;
  box-shadow: 0 2px 12px rgba(249, 115, 22, 0.30);
  letter-spacing: 0.01em;
}

.btn--primary:hover {
  transform: translateY(-1px);
  background: var(--color-accent-light);
  box-shadow: 0 4px 20px rgba(249, 115, 22, 0.35);
  color: #FFFFFF;
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn--ghost:hover {
  border-color: var(--color-border-hover);
  background: rgba(249, 115, 22, 0.05);
  color: var(--color-text-primary);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-base);
  border-radius: var(--radius-lg);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  height: var(--nav-height);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav__logo {
  display: flex;
  align-items: center;
  transition: opacity 0.2s ease;
}

.nav__logo:hover {
  opacity: 1;
}

.nav__logo img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.nav__link:hover {
  color: var(--color-text-primary);
}

.nav__cta {
  background: var(--color-accent-primary);
  color: #FFFFFF !important;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
}

.nav__cta:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-accent);
}

.nav__menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.nav__menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-base);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 190px);
  display: flex;
  align-items: center;
  overflow: visible;
  padding-top: var(--nav-height);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: transparent;
  z-index: 0;
}

.hero__grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.04;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-10) 0;
}

.hero__eyebrow {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--color-accent-warm);
  margin-bottom: var(--space-6);
  padding: var(--space-2) var(--space-4);
  border: 1px solid rgba(249, 115, 22, 0.2);
  border-radius: var(--radius-full);
  background: rgba(249, 115, 22, 0.06);
}

.hero__title {
  font-family: var(--font-heading);
  font-size: 4.375rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-6);
}

.hero__title em {
  font-style: normal;
  color: var(--color-accent-primary);
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-10);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.hero__ctas {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Video Reel --- */
.video-reel {
  overflow: hidden;
  position: relative;
  z-index: 1;
  padding: var(--space-6) 0;
}

.video-reel::before,
.video-reel::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}

.video-reel::before {
  left: 0;
  background: linear-gradient(to right, var(--color-bg-primary), transparent);
}

.video-reel::after {
  right: 0;
  background: linear-gradient(to left, var(--color-bg-primary), transparent);
}

.video-reel__track {
  display: flex;
  gap: var(--space-4);
  width: max-content;
  animation: video-reel-scroll 45s linear infinite;
}

.video-reel__track:hover {
  animation-play-state: paused;
}

.video-reel__item {
  position: relative;
  flex-shrink: 0;
  width: 250px;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, border-color 0.3s ease;
  /* Button reset */
  background: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}

.video-reel__item:hover {
  transform: scale(1.05);
  border-color: #F97316;
  z-index: 1;
}

.video-reel__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-reel__play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  color: #FFFFFF;
  font-size: 1.5rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.video-reel__item:hover .video-reel__play {
  opacity: 1;
}

@keyframes video-reel-scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* --- Video Lightbox --- */
.video-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.video-lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.video-lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.video-lightbox__container {
  position: relative;
  width: 90vw;
  max-width: 960px;
  transform: scale(0.6) translateY(40px);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.video-lightbox.is-open .video-lightbox__container {
  transform: scale(1) translateY(0);
}

.video-lightbox__player {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 */
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.video-lightbox__player iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-lightbox__close {
  position: absolute;
  top: -44px;
  right: 0;
  width: 36px;
  height: 36px;
  border: none;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 1.2rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
  z-index: 1;
}

.video-lightbox__close:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* --- Trust Bar --- */
.trust-bar {
  position: relative;
  z-index: 1;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-12) 0;
  text-align: center;
}

.trust-bar__label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-8);
}

.trust-bar__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-16);
  margin-bottom: var(--space-10);
}

.trust-bar__stat {
  text-align: center;
}

.trust-bar__stat-number {
  font-family: var(--font-heading);
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-accent-primary);
  line-height: 1;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2);
}

.trust-bar__stat-number::after {
  content: '+';
}

.trust-bar__stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.trust-bar__logos {
  display: flex;
  justify-content: center;
  gap: var(--space-12);
  flex-wrap: wrap;
}

.trust-bar__logo {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  opacity: 0.8;
}

/* --- Problem Section --- */
.problem__content {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.problem__text {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
}

.problem__highlight {
  background: var(--color-bg-tertiary);
  border-left: 3px solid var(--color-accent-secondary);
  padding: var(--space-6) var(--space-8);
  margin: var(--space-8) 0 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--font-size-lg);
  font-style: normal;
  color: var(--color-text-primary);
  line-height: var(--line-height-relaxed);
  text-align: left;
}

/* --- Solution Section --- */
.solution__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.solution__text p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-5);
}

.solution__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
}

.solution__image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* --- Services (Bento Grid) --- */
.services__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.services__header .section-title {
  margin-left: auto;
  margin-right: auto;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: auto;
  gap: var(--space-6);
}

.bento-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-base);
  background-image: var(--color-gradient-card);
}

.bento-card:hover {
  background-color: var(--color-bg-card-hover);
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.bento-card--featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}

.bento-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(249, 115, 22, 0.08);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-5);
}

.bento-card__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
  color: var(--color-text-primary);
}

.bento-card__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.bento-card__video {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.bento-card__embed {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-tertiary);
}

.bento-card__embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: var(--radius-lg);
}

.bento-card__video-caption {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: center;
  padding: 0 var(--space-2);
}

/* --- Physician Visibility Section --- */
.physician__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.physician__header .section-title {
  margin-left: auto;
  margin-right: auto;
}

.physician-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.physician-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition-base);
}

.physician-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.physician-card__icon {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-4);
}

.physician-card__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
  color: var(--color-text-primary);
}

.physician-card__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* --- Social Proof / Testimonials --- */
.social-proof {
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
}

.social-proof__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.social-proof__header .section-title {
  margin-left: auto;
  margin-right: auto;
}

.social-proof__header .section-title em {
  font-style: normal;
  color: var(--color-accent-primary);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.testimonial-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.testimonial-card:hover {
  border-color: var(--color-accent-light);
  transform: translateY(-4px);
}

.testimonial-card__stars {
  display: flex;
  gap: 2px;
}

.testimonial-card__quote {
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin: 0;
  padding: 0;
  border: none;
  flex-grow: 1;
}

.testimonial-card__quote strong {
  color: var(--color-text-primary);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.testimonial-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(249, 115, 22, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.testimonial-card__name {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

.testimonial-card__role {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

@media (max-width: 1024px) {
  .testimonial-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}

/* --- FAQ Section --- */
.faq__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.faq__header .section-title {
  margin-left: auto;
  margin-right: auto;
}

.faq__list {
  max-width: 720px;
  margin: 0 auto;
}

.faq__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
  overflow: hidden;
  transition: border-color var(--transition-base);
}

.faq__item:hover {
  border-color: var(--color-border-hover);
}

.faq__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5) var(--space-6);
  background: var(--color-bg-card);
  border: none;
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  text-align: left;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.faq__question:hover {
  background: var(--color-bg-card-hover);
}

.faq__icon {
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
  margin-left: var(--space-4);
}

.faq__icon::before,
.faq__icon::after {
  content: '';
  position: absolute;
  background: var(--color-accent-light);
  transition: transform var(--transition-base);
}

.faq__icon::before {
  width: 100%;
  height: 2px;
  top: 50%;
  transform: translateY(-50%);
}

.faq__icon::after {
  width: 2px;
  height: 100%;
  left: 50%;
  transform: translateX(-50%);
}

.faq__question[aria-expanded="true"] .faq__icon::after {
  transform: translateX(-50%) scaleY(0);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq__answer-inner {
  padding: 0 var(--space-6) var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* --- CTA Section --- */
.cta-section {
  background: var(--color-bg-secondary);
  text-align: center;
}

.cta-section__content {
  max-width: 640px;
  margin: 0 auto;
}

.cta-section__content .section-title {
  margin-left: auto;
  margin-right: auto;
}

.cta-section__content .section-subtitle {
  margin-bottom: var(--space-10);
}

/* --- Contact Section --- */
.contact {
  position: relative;
  background-image: url('../images/footer.jpg');
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 0;
}

.contact > .container {
  position: relative;
  z-index: 1;
}
.contact__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.contact__header .section-title {
  margin-left: auto;
  margin-right: auto;
}

.contact__form {
  max-width: 640px;
  margin: 0 auto;
  min-height: 780px;
  position: relative;
}

.contact__form > div {
  min-height: 755px;
}

.contact__form iframe {
  display: block;
  width: 100%;
  min-height: 755px;
  border: none;
  border-radius: var(--radius-lg);
  background: transparent;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-accent-primary);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.12);
}

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

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23A0A0A0' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.contact__submit {
  width: 100%;
  margin-top: var(--space-4);
}

/* --- Footer --- */
.footer {
  position: relative;
  z-index: 1;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
  gap: var(--space-6);
}

.footer__logo {
  display: flex;
  align-items: center;
  transition: opacity 0.2s ease;
}

.footer__logo:hover {
  opacity: 0.8;
}

.footer__logo img {
  height: 32px;
  width: auto;
  object-fit: contain;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  align-items: center;
}

.footer__link {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.footer__link:hover {
  color: var(--color-text-primary);
}

.footer__social {
  display: flex;
  gap: var(--space-4);
  align-items: center;
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: all var(--transition-base);
}

.footer__social-link:hover {
  border-color: var(--color-border-hover);
  color: var(--color-accent-light);
  background: rgba(249, 115, 22, 0.08);
  transform: translateY(-2px);
}

.footer__copy {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: center;
}

/* --- Scroll Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-reveal), transform var(--transition-reveal);
}

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

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero__title {
    font-size: var(--font-size-4xl);
  }

  .section-title {
    font-size: var(--font-size-3xl);
  }

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

  .bento-card--featured {
    grid-column: 1 / -1;
  }

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

  .solution__grid {
    gap: var(--space-10);
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .nav__links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-border);
    gap: var(--space-4);
  }

  .nav__links.is-open {
    display: flex;
  }

  .nav__menu-btn {
    display: flex;
  }

  .hero__title {
    font-size: var(--font-size-3xl);
  }

  .hero__subtitle {
    font-size: var(--font-size-base);
  }

  .section {
    padding: var(--space-16) 0;
  }

  .section-title {
    font-size: var(--font-size-2xl);
  }

  .trust-bar__stats {
    flex-direction: column;
    gap: var(--space-8);
  }

  .solution__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

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

  .bento-card--featured {
    grid-template-columns: 1fr;
  }

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

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

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }

  .footer__links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .footer__social {
    justify-content: center;
  }

  .hero__ctas {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: var(--font-size-2xl);
  }

  .section-title {
    font-size: var(--font-size-xl);
  }

  .container {
    padding: 0 var(--space-4);
  }

  .trust-bar__logos {
    gap: var(--space-6);
  }
}

/* ============================================================
   COMPLIANCE ADDITIONS
   ============================================================ */

/* Form inline validation errors */
.form-error {
  display: block;
  color: #f87171;
  font-size: 0.82rem;
  margin-top: 0.35rem;
  min-height: 1.2em;
  transition: opacity 0.2s ease;
}

.form-error:empty {
  opacity: 0;
}

input[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: #f87171 !important;
  box-shadow: 0 0 0 2px rgba(248, 113, 113, 0.25);
}

/* Testimonial FTC disclosure */
.testimonial-card__disclosure {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.45);
  margin-top: var(--space-3);
  font-style: italic;
  text-align: center;
}

/* Video lightbox consent placeholder */
.consent-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 3rem 2rem;
  text-align: center;
  min-height: 300px;
}

.consent-placeholder__text {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
  max-width: 420px;
  line-height: 1.6;
}

.consent-placeholder__allow {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: #fff;
  border: none;
  padding: 0.75rem 2rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.consent-placeholder__allow:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(42, 112, 174, 0.4);
}

/* Footer legal separator */
.footer__legal-sep {
  display: inline-block;
  width: 1px;
  height: 16px;
  background: rgba(255, 255, 255, 0.2);
  margin: 0;
  vertical-align: middle;
}

/* Footer "Manage Cookies" button - style as link */
button.footer__link {
  background: none;
  border: none;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  cursor: pointer;
  padding: 0;
  text-decoration: none;
}

button.footer__link:hover {
  color: var(--color-accent-light);
}