/* ==========================================================================
   CRITIUM - Mentoria em Medicina Intensiva
   Design System & Styling Sheet
   Palette: Deep Navy (#15162A, #0E101D), Metallic Gold (#B28F4B), Pure White (#FFF)
   ========================================================================== */

/* 1. CSS Custom Properties / Tokens */
:root {
  --bg-dark-primary: #0E101D;
  --bg-dark-secondary: #15162A;
  --bg-dark-card: rgba(23, 26, 48, 0.75);
  --bg-dark-glass: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(30, 34, 62, 0.85);

  --accent-gold-light: #D5BD7D;
  --accent-gold: #B28F4B;
  --accent-gold-dark: #8E6E30;
  --gold-gradient: linear-gradient(135deg, #D5BD7D 0%, #B28F4B 50%, #8E6E30 100%);
  --gold-glow: rgba(178, 143, 75, 0.35);

  --text-white: #FFFFFF;
  --text-light-gray: #E0E2EC;
  --text-muted: #9BA0B8;

  --border-gold-subtle: rgba(178, 143, 75, 0.25);
  --border-gold-bright: rgba(213, 189, 125, 0.6);
  --border-glass: rgba(255, 255, 255, 0.08);

  --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.4);
  --shadow-gold: 0 10px 30px rgba(178, 143, 75, 0.3);
  --shadow-glow: 0 0 40px rgba(178, 143, 75, 0.15);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 2. Global Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--bg-dark-primary);
  color: var(--text-light-gray);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 3. Typography Styles */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-white);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.gold-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(178, 143, 75, 0.12);
  border: 1px solid var(--border-gold-subtle);
  border-radius: var(--radius-full);
  color: var(--accent-gold-light);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.section-tag svg {
  width: 14px;
  height: 14px;
  stroke: var(--accent-gold-light);
}

/* 4. Buttons & Interactive Elements */
.btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--gold-gradient);
  color: #0E101D;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  padding: 16px 36px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-gold);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-gold::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: 0.6s ease;
  z-index: -1;
}

.btn-gold:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(178, 143, 75, 0.5);
  color: #000;
}

.btn-gold:hover::before {
  left: 100%;
}

.btn-gold-sm {
  padding: 10px 22px;
  font-size: 0.88rem;
}

.btn-gold-lg {
  padding: 20px 44px;
  font-size: 1.1rem;
}

.btn-outline-gold {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(178, 143, 75, 0.05);
  color: var(--text-white);
  border: 1px solid var(--border-gold-bright);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  padding: 16px 36px;
  border-radius: var(--radius-full);
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition-normal);
}

.btn-outline-gold:hover {
  background: rgba(178, 143, 75, 0.15);
  border-color: var(--accent-gold-light);
  transform: translateY(-2px);
  color: var(--text-white);
}

/* 5. Glassmorphism Card Style */
.glass-card {
  background: var(--bg-dark-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-gold-subtle);
  border-radius: var(--radius-md);
  padding: 36px;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--border-gold-bright);
  box-shadow: var(--shadow-card), var(--shadow-glow);
  transform: translateY(-6px);
  background: var(--bg-card-hover);
}

/* 6. Header Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition-normal);
}

.site-header.scrolled {
  padding: 12px 0;
  background: rgba(14, 16, 29, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

.header-logo {
  display: flex;
  align-items: center;
  height: 61px;
  text-decoration: none;
}

.header-logo img {
  height: 100%;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-link {
  color: var(--text-light-gray);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition-fast);
  position: relative;
  padding: 4px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold-gradient);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-white);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-white);
  cursor: pointer;
  padding: 8px;
}

/* 7. Hero Section */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px 0;
  background: var(--bg-dark-primary);
  overflow: hidden;
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  filter: contrast(1.1) brightness(0.8);
}

.hero-bg-gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 60% 40%, rgba(21, 22, 42, 0.4) 0%, rgba(14, 16, 29, 0.95) 75%);
}

.hero-content-wrapper {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.hero-text {
  max-width: 680px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 24px;
  line-height: 1.15;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-light-gray);
  margin-bottom: 40px;
  line-height: 1.7;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-trust-badges {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  align-items: center;
  gap: 20px 24px;
  padding-top: 32px;
  border-top: 1px solid var(--border-glass);
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(178, 143, 75, 0.12);
  border: 1px solid var(--border-gold-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold-light);
  flex-shrink: 0;
}

.badge-icon svg {
  width: 22px;
  height: 22px;
}

.badge-text strong {
  display: block;
  font-family: var(--font-heading);
  color: var(--text-white);
  font-size: 1.05rem;
  line-height: 1.2;
}

.badge-text span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   CARDIAC ICU PATIENT MONITOR FRAME (Hospital Telemetry Device)
   ========================================================================== */
.cardiac-monitor-frame {
  position: relative;
  width: 100%;
  max-width: 530px;
  margin: 0 auto;
  background: linear-gradient(165deg, #1b1e36 0%, #101224 50%, #0c0e1c 100%);
  border: 2px solid rgba(178, 143, 75, 0.45);
  border-radius: 28px;
  padding: 14px 16px 12px 16px;
  box-shadow:
    0 25px 60px rgba(0, 0, 0, 0.75),
    0 0 45px rgba(178, 143, 75, 0.18),
    inset 0 1px 2px rgba(255, 255, 255, 0.2),
    inset 0 -2px 6px rgba(0, 0, 0, 0.6);
  transition: var(--transition-normal);
  z-index: 10;
}

.cardiac-monitor-frame:hover {
  border-color: rgba(213, 189, 125, 0.7);
  box-shadow:
    0 30px 70px rgba(0, 0, 0, 0.85),
    0 0 60px rgba(178, 143, 75, 0.3),
    inset 0 1px 3px rgba(255, 255, 255, 0.3);
  transform: translateY(-4px);
}

/* Top Bezel: Alarm Light, Medical Brand, and LED Indicators */
.monitor-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 8px 10px 8px;
  position: relative;
}

.monitor-alarm-light {
  width: 70px;
  height: 5px;
  background: #2ecc71;
  border-radius: var(--radius-full);
  box-shadow: 0 0 12px #2ecc71, 0 0 20px rgba(46, 204, 113, 0.6);
  animation: alarmPulse 3s infinite ease-in-out;
}

@keyframes alarmPulse {
  0%, 100% { opacity: 0.75; transform: scaleX(0.95); box-shadow: 0 0 8px #2ecc71; }
  50% { opacity: 1; transform: scaleX(1.05); box-shadow: 0 0 16px #2ecc71, 0 0 24px rgba(46, 204, 113, 0.8); }
}

.monitor-brand-tag {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: rgba(255, 255, 255, 0.45);
  text-transform: uppercase;
}

.monitor-top-indicators {
  display: flex;
  align-items: center;
  gap: 6px;
}

.ind-led {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

.ind-led.net-led {
  background-color: #3498db;
  box-shadow: 0 0 6px #3498db;
  animation: netFlicker 4s infinite ease-in-out;
}

.ind-led.pwr-led {
  background-color: #2ecc71;
  box-shadow: 0 0 6px #2ecc71;
}

@keyframes netFlicker {
  0%, 100% { opacity: 0.9; }
  45% { opacity: 0.4; }
  50% { opacity: 1; }
  80% { opacity: 0.7; }
}

/* Main Medical Monitor Screen Glass */
.cardiac-monitor-screen {
  position: relative;
  background: radial-gradient(circle at 50% 15%, #14172c 0%, #0a0b15 100%);
  border: 2px solid rgba(178, 143, 75, 0.28);
  border-radius: 18px;
  padding: 22px 20px 20px 20px;
  box-shadow:
    inset 0 0 30px rgba(0, 0, 0, 0.9),
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    0 4px 15px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

/* Screen Medical Millimeter Grid Texture Overlay */
.screen-grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(178, 143, 75, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(178, 143, 75, 0.04) 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events: none;
  z-index: 1;
}

/* Diagonal Glass Sheen Reflection */
.screen-glare {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.015) 35%, transparent 60%);
  pointer-events: none;
  z-index: 2;
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 3;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  background: rgba(46, 204, 113, 0.12);
  border: 1px solid rgba(46, 204, 113, 0.35);
  border-radius: var(--radius-full);
  color: #2ecc71;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #2ecc71;
  box-shadow: 0 0 10px #2ecc71;
  animation: pulseGreen 2s infinite;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(46, 204, 113, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(46, 204, 113, 0); }
}

/* ECG Channel Header */
.ecg-channel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--accent-gold-light);
  font-weight: 600;
  letter-spacing: 0.05em;
  font-family: var(--font-body);
  position: relative;
  z-index: 3;
  margin-top: 4px;
}

.ecg-lead-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-gold-light);
}

.ecg-dot {
  width: 6px;
  height: 6px;
  background-color: var(--accent-gold);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 6px var(--accent-gold);
}

.ecg-sweep-tag {
  color: var(--text-muted);
  font-size: 0.7rem;
}

/* Animated ECG Pulse Waveform */
.ecg-line-animation {
  width: 100%;
  height: 65px;
  margin: 12px 0 16px 0;
  position: relative;
  z-index: 3;
  filter: drop-shadow(0 0 6px rgba(178, 143, 75, 0.7));
}

.ecg-path {
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  animation: dash 3.5s linear infinite;
}

@keyframes dash {
  to {
    stroke-dashoffset: 0;
  }
}

/* Bottom Bezel: Medical Hardware Push Buttons & Rotary Knob */
.monitor-bottom-bezel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 8px 4px 8px;
}

.monitor-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.monitor-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: linear-gradient(180deg, #242845 0%, #15182e 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 2px solid rgba(0, 0, 0, 0.6);
  border-radius: 6px;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 5px 10px;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4), inset 0 1px 1px rgba(255, 255, 255, 0.1);
  transition: var(--transition-fast);
}

.monitor-btn svg {
  stroke: var(--text-muted);
  transition: var(--transition-fast);
}

.monitor-btn:hover {
  color: var(--text-white);
  border-color: var(--border-gold-subtle);
  background: linear-gradient(180deg, #2e3357 0%, #1a1e38 100%);
}

.monitor-btn:hover svg {
  stroke: var(--accent-gold-light);
}

.monitor-btn:active {
  transform: translateY(1px);
  border-bottom-width: 1px;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.6);
}

/* Rotary Navigator Dial */
.monitor-rotary-dial {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #2a2e4c 0%, #111322 80%);
  border: 2px solid rgba(178, 143, 75, 0.4);
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.6), inset 0 1px 2px rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.monitor-rotary-dial:hover {
  transform: rotate(25deg);
  border-color: var(--accent-gold-light);
  box-shadow: 0 0 12px rgba(178, 143, 75, 0.3);
}

.dial-knob {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #191c33;
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
}

.dial-indicator {
  position: absolute;
  top: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 5px;
  background-color: var(--accent-gold);
  border-radius: 1px;
}

/* Stand / Mount Bracket Base Accent Underneath */
.monitor-stand-base {
  width: 140px;
  height: 8px;
  margin: 10px auto 0 auto;
  background: linear-gradient(180deg, rgba(178, 143, 75, 0.35) 0%, rgba(20, 23, 45, 0.6) 100%);
  border: 1px solid rgba(178, 143, 75, 0.3);
  border-top: none;
  border-radius: 0 0 12px 12px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.6);
}

/* 8. Section: Dor / Agitação (O Desafio) */
.section-challenge {
  padding: 120px 0;
  background: var(--bg-dark-secondary);
  position: relative;
  overflow: hidden;
}

.section-challenge::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(178, 143, 75, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.challenge-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.challenge-image-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-gold-subtle);
  box-shadow: var(--shadow-card);
}

.challenge-image-container img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
  transition: var(--transition-normal);
}

.challenge-image-container:hover img {
  transform: scale(1.03);
}

.challenge-image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 30px;
  background: linear-gradient(0deg, rgba(14, 16, 29, 0.95) 0%, rgba(14, 16, 29, 0.6) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  gap: 16px;
}

.challenge-quote-badge {
  background: rgba(21, 22, 42, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-gold-bright);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  color: var(--text-white);
  font-size: 0.95rem;
  font-style: italic;
  line-height: 1.5;
}

.challenge-content h2 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 28px;
  color: var(--text-white);
}

.challenge-text {
  font-size: 1.1rem;
  color: var(--text-light-gray);
  line-height: 1.8;
  margin-bottom: 32px;
}

.challenge-highlight-box {
  background: rgba(178, 143, 75, 0.08);
  border-left: 4px solid var(--accent-gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 24px;
  margin-top: 24px;
}

.challenge-highlight-box p {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--accent-gold-light);
  font-size: 1.05rem;
  line-height: 1.6;
}

/* 8.1 Section: Essência da Marca (Nome Critium) */
.section-brand-essence {
  padding: 100px 0 50px 0;
  background: var(--bg-dark-primary);
  position: relative;
}

.brand-essence-wrapper {
  border-top: 1px solid var(--border-glass);
  padding-top: 48px;
}

.brand-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.brand-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 28px 16px;
  text-align: center;
  transition: var(--transition-normal);
}

.brand-box:hover {
  border-color: var(--border-gold-bright);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
  background: rgba(178, 143, 75, 0.04);
}

.brand-letter {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 900;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
  margin-bottom: 8px;
}

.brand-word {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-white);
}

.brand-essence-footer {
  text-align: center;
  margin-top: 40px;
}

.brand-essence-tagline {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-light-gray);
  letter-spacing: 0.3px;
  line-height: 1.6;
}

.brand-essence-tagline strong {
  color: var(--accent-gold-light);
  font-weight: 800;
  letter-spacing: 0.5px;
}

/* 9. Section: Sobre a Solução (Quem Somos) */
.section-about {
  padding: 120px 0;
  background: var(--bg-dark-primary);
  position: relative;
}

.about-card-large {
  background: linear-gradient(145deg, rgba(23, 26, 48, 0.9) 0%, rgba(14, 16, 29, 0.95) 100%);
  border: 1px solid var(--border-gold-subtle);
  border-radius: var(--radius-lg);
  padding: 64px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.about-card-large::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(178, 143, 75, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.about-content h2 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 24px;
}

.about-content p {
  font-size: 1.15rem;
  color: var(--text-light-gray);
  line-height: 1.8;
  margin-bottom: 32px;
}

.experience-counter-box {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.stat-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  transition: var(--transition-normal);
}

.stat-item:hover {
  border-color: var(--border-gold-bright);
  background: rgba(178, 143, 75, 0.06);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* 9.2 Section: Fundadores */
.section-founders {
  padding: 120px 0;
  background: var(--bg-dark-secondary);
  position: relative;
}

.founders-wrapper {
  display: flex;
  flex-direction: column;
  gap: 64px;
}

.founders-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.founders-image-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.founders-text h2 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 24px;
}

.founders-subtitle {
  font-size: 1.15rem;
  color: var(--text-light-gray);
  line-height: 1.8;
}

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

.founder-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: linear-gradient(145deg, rgba(23, 26, 48, 0.6) 0%, rgba(14, 16, 29, 0.8) 100%);
  border: 1px solid var(--border-gold-subtle);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  box-shadow: var(--shadow-card);
  transition: var(--transition-normal);
}

.founder-card:hover {
  border-color: var(--border-gold-bright);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
  background: rgba(178, 143, 75, 0.04);
}

.founder-card-header {
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 16px;
}

.founder-role {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--accent-gold-light);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-bottom: 6px;
}

.founder-card-header h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.3;
}

.founder-attributes {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.founder-attributes li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-light-gray);
}

.attr-bullet {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold-gradient);
  flex-shrink: 0;
  margin-top: 7px;
}

/* Picture Frame Styling */
.picture-frame {
  position: relative;
  padding: 16px;
  background: rgba(14, 16, 29, 0.6);
  border: 8px solid #0E101D;
  box-shadow: 
    0 0 0 1px var(--border-gold-subtle),
    0 0 0 6px var(--bg-dark-secondary),
    0 0 0 8px var(--accent-gold),
    0 0 0 12px var(--bg-dark-primary),
    0 15px 40px rgba(0, 0, 0, 0.8),
    inset 0 0 20px rgba(0, 0, 0, 0.8);
  border-radius: var(--radius-sm);
  display: inline-block;
  width: 100%;
  max-width: 520px;
}

.picture-frame::before {
  content: '';
  position: absolute;
  top: 4px;
  left: 4px;
  right: 4px;
  bottom: 4px;
  border: 1px solid rgba(213, 189, 125, 0.35);
  pointer-events: none;
  z-index: 2;
}

.founders-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.5);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* 9.3 Section: Produtos */
.section-products {
  padding: 120px 0;
  background: var(--bg-dark-primary);
  position: relative;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

@media (min-width: 1025px) {
  .products-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .products-grid > :nth-child(1),
  .products-grid > :nth-child(2),
  .products-grid > :nth-child(3) {
    grid-column: span 2;
  }
  .products-grid > :nth-child(4) {
    grid-column: 2 / span 2;
  }
  .products-grid > :nth-child(5) {
    grid-column: 4 / span 2;
  }
}

.product-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: linear-gradient(145deg, rgba(23, 26, 48, 0.8) 0%, rgba(14, 16, 29, 0.95) 100%);
  border: 1px solid var(--border-gold-subtle);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-card);
  transition: var(--transition-normal);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top, rgba(178, 143, 75, 0.1) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition-normal);
  pointer-events: none;
}

.product-card:hover {
  border-color: var(--border-gold-bright);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(178, 143, 75, 0.15), var(--shadow-glow);
}

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

.product-animation-wrapper {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  position: relative;
}

.product-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  z-index: 1;
}

.product-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.product-desc {
  font-size: 0.95rem;
  color: var(--text-light-gray);
  line-height: 1.6;
  margin-bottom: 24px;
  flex-grow: 1;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 32px;
  align-items: center;
}

.product-features span {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.feat-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-gold);
}

.btn-purchase {
  width: 100%;
  padding: 14px 28px;
  font-size: 0.95rem;
}

/* Micro-animations for products */

/* 1. Medicos (Heartbeat ECG) */
.anim-medicos {
  position: relative;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pulse-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(178, 143, 75, 0.1);
  border: 1px solid var(--accent-gold);
  animation: pulse-wave 2s infinite ease-out;
}
.heartbeat-icon {
  color: var(--accent-gold-light);
  width: 44px;
  height: 44px;
  animation: heartbeat-anim 1.2s infinite ease-in-out;
}

/* 2. Estudantes (Graduation Cap) */
.anim-estudantes {
  position: relative;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cap-glow {
  position: absolute;
  width: 60px;
  height: 60px;
  background: radial-gradient(circle, rgba(178, 143, 75, 0.2) 0%, transparent 70%);
  animation: float-glow 3s infinite ease-in-out;
}
.graduation-cap {
  color: var(--accent-gold-light);
  width: 48px;
  height: 48px;
  animation: cap-tilt 4s infinite ease-in-out;
}

/* 3. Pacientes (Shield Guard) */
.anim-pacientes {
  position: relative;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.shield-circle {
  position: absolute;
  width: 64px;
  height: 64px;
  border: 1px dashed var(--border-gold-subtle);
  border-radius: 50%;
  animation: rotate-dashed 12s infinite linear;
}
.shield-icon {
  color: var(--accent-gold-light);
  width: 44px;
  height: 44px;
  animation: shield-pulse 3s infinite ease-in-out;
}

/* 4. Empresas (Growing Chart) */
.anim-empresas {
  position: relative;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 6px;
  padding-bottom: 10px;
}
.chart-bar {
  width: 10px;
  background: var(--gold-gradient);
  border-radius: 3px 3px 0 0;
  transform-origin: bottom;
  animation: bar-grow 2s infinite ease-in-out;
}
.bar-1 { height: 25px; animation-delay: 0.1s; }
.bar-2 { height: 45px; animation-delay: 0.3s; }
.bar-3 { height: 35px; animation-delay: 0.5s; }
.chart-icon {
  position: absolute;
  top: 10px;
  color: var(--accent-gold-light);
  width: 32px;
  height: 32px;
  opacity: 0.3;
  animation: float-icon 3s infinite ease-in-out;
}

/* 5. EBooks (Book Cover Flip) */
.anim-ebooks {
  position: relative;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 400px;
}
.book-cover {
  width: 46px;
  height: 60px;
  background: var(--gold-gradient);
  border-radius: 2px 6px 6px 2px;
  position: relative;
  box-shadow: 5px 5px 15px rgba(0,0,0,0.5);
  transform-style: preserve-3d;
  animation: book-flip 4s infinite ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
}
.book-spine {
  position: absolute;
  left: 0;
  top: 0;
  width: 5px;
  height: 100%;
  background: rgba(0,0,0,0.25);
}
.book-badge {
  color: #0E101D;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes pulse-wave {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(1.3); opacity: 0; }
}
@keyframes heartbeat-anim {
  0%, 100% { transform: scale(1); }
  25% { transform: scale(1.15); }
  40% { transform: scale(1.05); }
  60% { transform: scale(1.2); }
}
@keyframes float-glow {
  0%, 100% { transform: scale(0.9); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 1; }
}
@keyframes cap-tilt {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-6px) rotate(4deg); }
}
@keyframes rotate-dashed {
  100% { transform: rotate(360deg); }
}
@keyframes shield-pulse {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 0 0px rgba(178, 143, 75, 0)); }
  50% { transform: scale(1.08); filter: drop-shadow(0 0 8px var(--accent-gold)); }
}
@keyframes bar-grow {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(1.3); }
}
@keyframes float-icon {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}
@keyframes book-flip {
  0%, 100% { transform: rotateY(0deg) translateZ(0); }
  50% { transform: rotateY(-25deg) translateZ(10px); }
}

/* 10. Section: Diferenciais (4 Cards Grid) */
.section-differentials {
  padding: 120px 0;
  background: var(--bg-dark-secondary);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px auto;
}

.section-header h2 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.differentials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.differential-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.diff-icon-wrapper {
  width: 90px;
  height: 90px;
  border-radius: 20px;
  background: rgba(178, 143, 75, 0.15);
  border: 1px solid var(--border-gold-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold-light);
  margin: 0 auto 24px auto;
  box-shadow: 0 8px 20px rgba(178, 143, 75, 0.15);
  transition: var(--transition-normal);
}

.differential-card:hover .diff-icon-wrapper {
  transform: scale(1.08) rotate(4deg);
  background: var(--gold-gradient);
  color: #0E101D;
}

.diff-icon-wrapper svg {
  width: 42px;
  height: 42px;
}

.differential-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-white);
}

.differential-card p {
  font-size: 0.98rem;
  color: var(--text-light-gray);
  line-height: 1.7;
}

/* 11. Section Final Conversion (Bottom CTA) */
.section-cta-bottom {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--bg-dark-primary) 0%, #171A34 50%, var(--bg-dark-primary) 100%);
  position: relative;
  overflow: hidden;
}

.cta-pattern-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(rgba(178, 143, 75, 0.15) 1px, transparent 1px),
    radial-gradient(rgba(178, 143, 75, 0.1) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: 0 0, 20px 20px;
  opacity: 0.5;
  pointer-events: none;
}

.cta-box-center {
  max-width: 840px;
  margin: 0 auto;
  text-align: center;
  background: rgba(21, 22, 42, 0.85);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-gold-bright);
  border-radius: var(--radius-lg);
  padding: 72px 48px;
  box-shadow: var(--shadow-card), 0 0 80px rgba(178, 143, 75, 0.2);
  position: relative;
  z-index: 2;
}

.cta-box-center h2 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.cta-box-center p {
  font-size: 1.25rem;
  color: var(--text-light-gray);
  margin-bottom: 40px;
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

/* 12. Footer (Rodapé) */
.site-footer {
  background: #090A13;
  border-top: 1px solid var(--border-glass);
  padding: 80px 0 40px 0;
  color: var(--text-muted);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 2fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border-glass);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer-brand-logo {
  height: 54px;
}

.footer-brand-logo img {
  height: 100%;
  width: auto;
}

.footer-quote {
  font-size: 1.05rem;
  color: var(--text-light-gray);
  line-height: 1.7;
  font-style: italic;
  border-left: 3px solid var(--accent-gold);
  padding-left: 20px;
  display: flex;
  align-items: center;
}

.footer-social {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 16px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  color: var(--text-white);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-normal);
}

.social-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.social-link:hover {
  background: rgba(178, 143, 75, 0.15);
  border-color: var(--border-gold-bright);
  color: var(--accent-gold-light);
  transform: translateY(-2px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9rem;
}

.footer-bottom a {
  color: var(--accent-gold-light);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-fast);
}

.footer-bottom a:hover {
  color: var(--text-white);
  text-shadow: 0 0 10px rgba(178, 143, 75, 0.5);
}

/* 13. Interactive Contact Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(9, 10, 19, 0.85);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
  padding: 24px;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  width: 100%;
  max-width: 520px;
  background: var(--bg-dark-secondary);
  border: 1px solid var(--border-gold-bright);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card), 0 0 50px rgba(178, 143, 75, 0.3);
  position: relative;
  transform: translateY(30px);
  transition: var(--transition-normal);
}

.modal-overlay.active .modal-card {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--text-white);
  background: rgba(255, 255, 255, 0.1);
}

.modal-header h3 {
  font-size: 1.75rem;
  margin-bottom: 8px;
}

.modal-header p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-white);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input, .form-select {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-fast);
  outline: none;
}

.form-input:focus, .form-select:focus {
  border-color: var(--accent-gold);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 15px rgba(178, 143, 75, 0.2);
}

.form-select option {
  background-color: var(--bg-dark-secondary);
  color: var(--text-white);
}

/* Floating WhatsApp Button */
.floating-whatsapp {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #FFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
  z-index: 990;
  text-decoration: none;
  transition: var(--transition-normal);
}

.floating-whatsapp:hover {
  transform: scale(1.1) rotate(8deg);
  box-shadow: 0 15px 35px rgba(37, 211, 102, 0.6);
}

.floating-whatsapp svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* Scroll Fade In Animation Classes */
.fade-in-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 14. Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-content-wrapper,
  .challenge-grid,
  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

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

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

  .products-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 24px;
  }
  .products-grid > :nth-child(1),
  .products-grid > :nth-child(2),
  .products-grid > :nth-child(3),
  .products-grid > :nth-child(4),
  .products-grid > :nth-child(5) {
    grid-column: span 1 !important;
  }
  .products-grid > :nth-child(5) {
    grid-column: span 2 !important;
  }

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

  .hero-title {
    font-size: 2.8rem;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-social {
    align-items: flex-start;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 16px 0;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-dark-secondary);
    border-left: 1px solid var(--border-gold-subtle);
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    transition: var(--transition-normal);
    z-index: 1000;
  }

  .nav-menu.active {
    right: 0;
  }

  .mobile-menu-toggle {
    display: block;
    z-index: 1001;
  }

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

  .founders-cards-grid {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: 1fr !important;
  }
  .products-grid > :nth-child(5) {
    grid-column: span 1 !important;
  }

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

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-subtitle {
    font-size: 1.05rem;
  }

  .challenge-content h2,
  .about-content h2,
  .section-header h2,
  .cta-box-center h2 {
    font-size: 2rem;
  }

  .about-card-large,
  .cta-box-center {
    padding: 36px 24px;
  }

  .hero-trust-badges {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-top: 24px;
  }

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

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

  .brand-box {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    text-align: left;
  }

  .brand-letter {
    margin-bottom: 0;
    font-size: 2.2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

/* ==========================================================================
   15. Typographic Refinements & Component Cleanup
   ========================================================================== */
.challenge-rota-section {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--border-glass);
}

.rota-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  font-family: var(--font-heading);
  color: var(--text-white);
}

.rota-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.rota-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.rota-item:hover {
  border-color: var(--border-gold-bright);
}

.rota-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gold-gradient);
  color: #0E101D;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.rota-text {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-white);
  font-family: var(--font-heading);
}

.about-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
  padding: 0;
}

.about-list-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.about-list-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(178, 143, 75, 0.12);
  border: 1px solid var(--border-gold-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.about-list-text {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-light-gray);
}

.telemetry-card-title {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.telemetry-card-subtitle {
  font-size: 1.15rem;
  color: var(--text-white);
  margin-top: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.header-cta .cta-icon {
  display: none;
}

@media (max-width: 768px) {
  .header-cta {
    padding: 10px;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    justify-content: center;
    flex-shrink: 0;
  }
  .header-cta .cta-text {
    display: none;
  }
  .header-cta .cta-icon {
    display: block;
    stroke: #0E101D;
  }
}

/* ==========================================================================
   Responsive Adaptations for Cardiac ICU Patient Monitor
   ========================================================================== */
@media (max-width: 1024px) {
  .cardiac-monitor-frame {
    max-width: 500px;
    margin: 40px auto 0 auto;
  }
}

@media (max-width: 768px) {
  .cardiac-monitor-frame {
    max-width: 100%;
    padding: 12px 12px 10px 12px;
    border-radius: 22px;
    box-shadow:
      0 15px 40px rgba(0, 0, 0, 0.7),
      0 0 25px rgba(178, 143, 75, 0.15);
  }

  .cardiac-monitor-screen {
    padding: 16px 14px 14px 14px;
    border-radius: 14px;
  }

  .telemetry-card-subtitle {
    font-size: 1.02rem;
  }

  .telemetry-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .telemetry-card {
    padding: 10px 6px;
  }

  .telemetry-value {
    font-size: 1.08rem;
  }

  .telemetry-label {
    font-size: 0.7rem;
  }

  .monitor-brand-tag {
    font-size: 0.62rem;
  }

  .monitor-btn {
    padding: 4px 8px;
    font-size: 0.6rem;
  }
}

@media (max-width: 480px) {
  .cardiac-monitor-frame {
    padding: 10px 10px 8px 10px;
    border-radius: 18px;
  }

  .hero-card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 10px;
    padding-bottom: 10px;
  }

  .status-pill {
    align-self: flex-start;
    font-size: 0.75rem;
    padding: 3px 10px;
  }

  .ecg-line-animation {
    height: 52px;
    margin: 8px 0 12px 0;
  }

  .telemetry-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }

  .telemetry-card {
    padding: 8px 4px;
  }

  .telemetry-value {
    font-size: 0.95rem;
  }

  .telemetry-label {
    font-size: 0.65rem;
  }

  .monitor-bottom-bezel {
    padding: 8px 4px 2px 4px;
  }

  .monitor-btn {
    padding: 4px 6px;
    font-size: 0.55rem;
    gap: 3px;
  }

  .monitor-btn svg {
    width: 11px;
    height: 11px;
  }

  .monitor-rotary-dial {
    width: 26px;
    height: 26px;
  }

  .dial-knob {
    width: 16px;
    height: 16px;
  }

  .monitor-stand-base {
    width: 100px;
    height: 6px;
  }
}