/* ========================================================
   VOXSCREEN • FULLY RESPONSIVE & HIGH CONVERSION STYLES
   Compatible with Desktop, Ultrawide, Tablets, iOS & Android
   ======================================================== */

:root {
  --bg-dark: #070b14;
  --bg-card: rgba(15, 23, 42, 0.85);
  --bg-card-hover: rgba(30, 41, 59, 0.95);
  --bg-surface: #0f172a;
  
  --primary: #0284c7;
  --primary-glow: #38bdf8;
  --accent: #06b6d4;
  --accent-glow: #22d3ee;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(56, 189, 248, 0.3);
  
  --grad-primary: linear-gradient(135deg, #0284c7 0%, #06b6d4 100%);
  --grad-accent: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
  --grad-card: linear-gradient(180deg, rgba(30, 41, 59, 0.6) 0%, rgba(15, 23, 42, 0.85) 100%);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 9999px;
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

/* Reset & Base Rules */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

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

/* Background Ambient Lighting */
.bg-glow-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.22;
  will-change: transform;
}

.glow-orb-1 {
  width: min(550px, 90vw);
  height: min(550px, 90vw);
  background: #0284c7;
  top: -80px;
  right: -50px;
}

.glow-orb-2 {
  width: min(500px, 85vw);
  height: min(500px, 85vw);
  background: #06b6d4;
  bottom: 20%;
  left: -100px;
}

.glow-orb-3 {
  width: min(400px, 75vw);
  height: min(400px, 75vw);
  background: #4f46e5;
  top: 45%;
  right: 5%;
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
  word-break: break-word;
}

p {
  color: var(--text-muted);
  word-break: break-word;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
  touch-action: manipulation;
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 30%, #38bdf8 70%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-gold {
  background: linear-gradient(135deg, #fde047 0%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ========================================================
   HEADER & NAVBAR
   ======================================================== */
.lp-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 1rem 0;
  padding-top: max(1rem, env(safe-area-inset-top));
  background: rgba(7, 11, 20, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all 0.25s ease;
}

.lp-header.scrolled {
  padding: 0.75rem 0;
  padding-top: max(0.75rem, env(safe-area-inset-top));
  background: rgba(7, 11, 20, 0.96);
  box-shadow: var(--shadow-sm);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.brand-icon-wrap {
  width: 42px;
  height: 42px;
  background: var(--grad-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px rgba(6, 182, 212, 0.4);
  flex-shrink: 0;
}

.brand-icon-wrap svg {
  width: 24px;
  height: 24px;
  color: #ffffff;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #ffffff;
  line-height: 1.1;
}

.brand-name span {
  color: var(--primary-glow);
}

.brand-tag {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s ease;
  padding: 0.4rem 0;
}

.nav-link:hover {
  color: #ffffff;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* Instagram Social Button */
.btn-nav-social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
  transition: all 0.25s ease;
  text-decoration: none;
  flex-shrink: 0;
}

.btn-nav-social:hover {
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
  color: #ffffff;
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(214, 36, 159, 0.4);
}

.btn-mobile-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-main);
  font-size: 1.4rem;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}

.btn-mobile-toggle:hover {
  background: rgba(255, 255, 255, 0.12);
}

/* ========================================================
   BUTTONS & CTAs
   ======================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.25s ease;
  border: 1px solid transparent;
  white-space: nowrap;
  text-align: center;
  touch-action: manipulation;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.05rem;
}

.btn-whatsapp-primary {
  background: #25D366;
  color: #ffffff !important;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-whatsapp-primary:hover {
  background: #20ba59;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.55);
}

.btn-primary-glow {
  background: var(--grad-primary);
  color: #ffffff !important;
  box-shadow: 0 4px 25px rgba(2, 132, 199, 0.45);
  border-color: rgba(255, 255, 255, 0.25);
}

.btn-primary-glow:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6, 182, 212, 0.6);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text-main);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  color: #ffffff;
}

/* ========================================================
   HERO SECTION
   ======================================================== */
.hero-section {
  padding: 8.5rem 0 4.5rem;
  position: relative;
}

.hero-badge-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.1rem;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.35);
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-glow);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.hero-badge-wrap .pulse-dot {
  width: 8px;
  height: 8px;
  background: #22d3ee;
  border-radius: 50%;
  box-shadow: 0 0 10px #22d3ee;
}

.hero-content {
  text-align: center;
  max-width: 960px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 900;
  letter-spacing: -0.035em;
  margin-bottom: 1.4rem;
  line-height: 1.15;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: var(--text-muted);
  max-width: 840px;
  margin: 0 auto 2.2rem;
  line-height: 1.65;
}

.hero-subtitle strong {
  color: #ffffff;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.2rem;
}

.hero-trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.6rem;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.trust-item svg {
  color: var(--success);
  flex-shrink: 0;
}

/* ========================================================
   SMART TV SIMULATOR
   ======================================================== */
.hero-preview-wrapper {
  margin-top: 3.5rem;
  position: relative;
}

.tv-bezel-frame {
  background: #020617;
  border-radius: var(--radius-xl);
  padding: 1.1rem;
  border: 2px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.8), 0 0 35px rgba(6, 182, 212, 0.2);
  position: relative;
}

.tv-camera-sensor {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  background: #334155;
  border-radius: 50%;
}

.tv-screen {
  background: #090d16;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
  min-height: 440px;
  display: flex;
  flex-direction: column;
}

/* TV Header */
.tv-screen-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.6rem;
  background: rgba(15, 23, 42, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  gap: 1rem;
}

.tv-clinic-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.tv-clinic-logo-box {
  width: 36px;
  height: 36px;
  background: var(--grad-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 1.05rem;
  flex-shrink: 0;
}

.tv-clinic-name {
  font-weight: 700;
  font-size: 1.05rem;
  color: #ffffff;
  line-height: 1.2;
}

.tv-clinic-subtitle {
  font-size: 0.75rem;
  color: var(--accent);
}

.tv-clock-box {
  text-align: right;
  flex-shrink: 0;
}

.tv-clock-time {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.tv-clock-date {
  font-size: 0.72rem;
  color: var(--text-dim);
}

/* TV Screen Body Split */
.tv-screen-body {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  flex: 1;
}

.tv-main-call-zone {
  padding: 2.2rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: radial-gradient(circle at center, rgba(2, 132, 199, 0.12) 0%, transparent 80%);
  transition: all 0.3s ease;
}

.tv-calling-badge {
  background: rgba(6, 182, 212, 0.2);
  border: 1px solid var(--accent);
  color: #38bdf8;
  padding: 0.35rem 1.1rem;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.tv-patient-name-display {
  font-size: clamp(1.8rem, 3.4vw, 2.9rem);
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  max-width: 100%;
}

.tv-room-badge-display {
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  font-weight: 800;
  color: #0f172a;
  background: linear-gradient(135deg, #38bdf8 0%, #06b6d4 100%);
  padding: 0.6rem 1.6rem;
  border-radius: var(--radius-md);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4);
  display: inline-block;
  max-width: 100%;
}

.tv-doctor-name-display {
  margin-top: 0.85rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.tv-main-call-zone.is-calling {
  background: radial-gradient(circle at center, rgba(6, 182, 212, 0.4) 0%, transparent 80%);
}

/* TV Right Sidebar: History */
.tv-side-zone {
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(10, 15, 26, 0.75);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.tv-side-title {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tv-history-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.tv-history-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.9rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.tv-history-item .h-patient {
  font-size: 0.88rem;
  font-weight: 600;
  color: #e2e8f0;
}

.tv-history-item .h-room {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  background: rgba(6, 182, 212, 0.15);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  white-space: nowrap;
}

.tv-screen-footer {
  background: rgba(15, 23, 42, 0.95);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.6rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-dim);
  gap: 1rem;
}

.tv-watermark {
  color: var(--accent);
  font-weight: 700;
  white-space: nowrap;
}

/* Simulator Controller Bar */
.simulator-controls-bar {
  margin-top: 1.4rem;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-xl);
  padding: 1.4rem 1.8rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.sim-control-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)) auto;
  gap: 1.1rem;
  align-items: end;
}

.sim-input-group label {
  display: block;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.sim-input, .sim-select {
  width: 100%;
  background: rgba(2, 6, 23, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.95rem;
  color: #ffffff;
  font-size: 16px; /* Prevents auto-zoom on iOS */
  font-family: inherit;
  outline: none;
  transition: all 0.2s ease;
}

.sim-input:focus, .sim-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}

.sim-select option {
  background: #0f172a;
  color: #ffffff;
}

.sim-presets-row {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.sim-preset-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.2s ease;
  touch-action: manipulation;
}

.sim-preset-btn:hover {
  background: rgba(6, 182, 212, 0.2);
  color: #ffffff;
  border-color: var(--accent);
}

/* ========================================================
   SECTIONS & GRIDS
   ======================================================== */
.section {
  padding: 5.5rem 0;
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3.5rem;
}

.section-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.25);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.9rem;
}

.section-title {
  font-size: clamp(1.85rem, 3.4vw, 2.75rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 0.9rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* Comparison Cards */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.comparison-card {
  border-radius: var(--radius-xl);
  padding: 2.3rem 2rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.card-old-way {
  background: rgba(30, 20, 25, 0.65);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.card-vox-way {
  background: rgba(10, 25, 45, 0.8);
  border: 1px solid rgba(6, 182, 212, 0.4);
  box-shadow: 0 0 35px rgba(6, 182, 212, 0.15);
}

.comp-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.8rem;
  padding-bottom: 1.3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.comp-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.icon-old {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.icon-vox {
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.comp-title {
  font-size: 1.25rem;
  font-weight: 800;
}

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.comp-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  font-size: 0.96rem;
  color: #cbd5e1;
}

.comp-list svg {
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.comp-list.old svg { color: var(--danger); }
.comp-list.vox svg { color: var(--success); }

/* Features 6 Pillars Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.6rem;
}

.feature-card {
  background: var(--grad-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.1rem;
  transition: all 0.25s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.5);
}

.feature-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 1.3rem;
}

.feature-icon-box svg {
  width: 26px;
  height: 26px;
}

.feature-card-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 0.65rem;
}

.feature-card-desc {
  font-size: 0.93rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Verticals Grid */
.verticals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.4rem;
}

.vertical-card {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.6rem;
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
  transition: all 0.2s ease;
}

.vertical-card:hover {
  background: rgba(30, 41, 59, 0.7);
  border-color: rgba(56, 189, 248, 0.3);
  transform: translateY(-2px);
}

.vertical-icon {
  width: 44px;
  height: 44px;
  background: rgba(2, 132, 199, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.vertical-info h4 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.3rem;
}

.vertical-info p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Calculator Box */
.calculator-box {
  background: var(--grad-card);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-xl);
  padding: 2.8rem;
  box-shadow: var(--shadow-lg), 0 0 35px rgba(6, 182, 212, 0.1);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 2.8rem;
  align-items: center;
}

.calc-left h3 {
  font-size: 1.7rem;
  margin-bottom: 0.65rem;
}

.calc-left p {
  margin-bottom: 1.8rem;
  font-size: 0.95rem;
}

.calc-slider-wrap {
  margin-bottom: 1.8rem;
}

.calc-slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.9rem;
}

.calc-slider-label {
  font-weight: 700;
  font-size: 1rem;
  color: #ffffff;
}

.calc-slider-val {
  font-size: 1.45rem;
  font-weight: 900;
  color: var(--accent);
  background: rgba(6, 182, 212, 0.15);
  padding: 0.2rem 0.9rem;
  border-radius: var(--radius-pill);
}

.calc-range-input {
  width: 100%;
  height: 8px;
  background: #1e293b;
  border-radius: 4px;
  outline: none;
  cursor: pointer;
}

.calc-metrics-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.calc-metric-item {
  background: rgba(2, 6, 23, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 0.95rem;
}

.calc-metric-label {
  font-size: 0.72rem;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.calc-metric-value {
  font-size: 1.1rem;
  font-weight: 800;
  color: #e2e8f0;
}

.calc-result-card {
  background: radial-gradient(circle at top right, rgba(6, 182, 212, 0.2) 0%, rgba(15, 23, 42, 0.9) 100%);
  border: 1px solid rgba(6, 182, 212, 0.4);
  border-radius: var(--radius-lg);
  padding: 2.3rem 2rem;
  text-align: center;
}

.calc-savings-badge {
  display: inline-block;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--success);
  font-size: 0.82rem;
  font-weight: 800;
  padding: 0.3rem 0.9rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.85rem;
}

.calc-big-number {
  font-size: clamp(2.4rem, 3.8vw, 3.4rem);
  font-weight: 900;
  color: #ffffff;
  line-height: 1;
  margin-bottom: 0.45rem;
  letter-spacing: -0.03em;
}

.calc-big-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 1.8rem;
}

/* Pricing Grid */
.pricing-toggle-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.toggle-label {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
}

.toggle-label.active {
  color: #ffffff;
  font-weight: 700;
}

.switch-pill {
  position: relative;
  width: 58px;
  height: 30px;
  background: #1e293b;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.15);
  cursor: pointer;
}

.switch-pill.active {
  background: var(--primary);
}

.switch-pill .switch-handle {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  background: #ffffff;
  border-radius: 50%;
  transition: transform 0.25s ease;
}

.switch-pill.active .switch-handle {
  transform: translateX(28px);
}

.discount-badge-anim {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 1.8rem;
  align-items: stretch;
}

.pricing-card {
  background: var(--grad-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: all 0.25s ease;
}

.pricing-card:hover {
  transform: translateY(-6px);
  border-color: rgba(56, 189, 248, 0.4);
}

.pricing-card.featured {
  background: linear-gradient(180deg, rgba(14, 38, 68, 0.85) 0%, rgba(10, 20, 38, 0.98) 100%);
  border: 2px solid var(--accent);
  box-shadow: 0 0 40px rgba(6, 182, 212, 0.2);
}

.featured-ribbon {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--grad-primary);
  color: #ffffff;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.32rem 1.15rem;
  border-radius: var(--radius-pill);
}

.plan-name {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 0.45rem;
}

.plan-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  min-height: 42px;
  margin-bottom: 1.3rem;
}

.plan-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin-bottom: 0.45rem;
}

.plan-currency {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-muted);
}

.plan-price-number {
  font-size: 3rem;
  font-weight: 900;
  color: #ffffff;
  line-height: 1;
}

.plan-period {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.plan-billing-note {
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1.8rem;
  min-height: 18px;
}

.plan-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
  margin-bottom: 2.2rem;
  flex: 1;
}

.plan-features-list li {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.93rem;
  color: #e2e8f0;
}

.plan-features-list svg {
  color: var(--success);
  flex-shrink: 0;
}

.plan-guarantee-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 0.85rem;
}

/* FAQ Accordion */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.2s ease;
}

.faq-item.active {
  border-color: rgba(56, 189, 248, 0.35);
  background: rgba(20, 32, 55, 0.85);
}

.faq-question {
  padding: 1.4rem 1.7rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  user-select: none;
}

.faq-question h4 {
  font-size: 1.05rem;
  font-weight: 700;
}

.faq-toggle-icon {
  width: 22px;
  height: 22px;
  color: var(--accent);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-toggle-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.25s ease;
  padding: 0 1.7rem;
}

.faq-item.active .faq-answer {
  max-height: 380px;
  padding: 0 1.7rem 1.4rem;
}

.faq-answer p {
  font-size: 0.96rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Final Banner */
.final-cta-section {
  padding: 4.5rem 0 6.5rem;
}

.cta-banner-box {
  background: radial-gradient(circle at 50% 0%, rgba(6, 182, 212, 0.25) 0%, rgba(15, 23, 42, 0.95) 75%);
  border: 1px solid rgba(6, 182, 212, 0.4);
  border-radius: var(--radius-xl);
  padding: 4rem 2rem;
  text-align: center;
  box-shadow: 0 0 50px rgba(6, 182, 212, 0.15);
}

.cta-banner-box h2 {
  font-size: clamp(1.9rem, 3.8vw, 3rem);
  font-weight: 900;
  margin-bottom: 1rem;
}

.cta-banner-box p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 660px;
  margin: 0 auto 2.2rem;
}

/* Footer */
.lp-footer {
  border-top: 1px solid var(--border-subtle);
  background: #04070d;
  padding: 3.5rem 0 2rem;
  font-size: 0.88rem;
  color: var(--text-dim);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-brand p {
  margin-top: 0.9rem;
  max-width: 330px;
  font-size: 0.88rem;
}

.footer-col h5 {
  font-size: 0.98rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-social-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #ffffff;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.88rem;
  transition: all 0.2s ease;
  text-decoration: none;
}

.footer-social-badge:hover {
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
  color: #ffffff;
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(214, 36, 159, 0.35);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 1.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.footer-dev-credit {
  font-size: 0.88rem;
  color: var(--text-dim);
}

.footer-dev-credit .maia-dev-link {
  color: #e2e8f0;
  font-weight: 700;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-dev-credit .maia-dev-link:hover {
  color: var(--primary-glow);
  text-decoration: underline;
}

/* ========================================================
   FLOATING WHATSAPP BUTTON (SAFE AREA READY)
   ======================================================== */
.floating-whatsapp-btn {
  position: fixed;
  bottom: max(24px, env(safe-area-inset-bottom));
  right: max(24px, env(safe-area-inset-right));
  z-index: 999;
  background: #25D366;
  color: #ffffff !important;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.45);
  transition: transform 0.2s ease;
  text-decoration: none;
}

.floating-whatsapp-btn:hover {
  transform: scale(1.08);
}

.floating-whatsapp-btn svg {
  width: 32px;
  height: 32px;
  color: #ffffff;
}

.floating-whatsapp-btn .wa-pulse {
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border-radius: 50%;
  border: 2px solid #25D366;
  opacity: 0.7;
  animation: waPulseAnim 2s infinite;
}

@keyframes waPulseAnim {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(1.35); opacity: 0; }
}

.floating-wa-tooltip {
  position: absolute;
  right: 72px;
  top: 50%;
  transform: translateY(-50%);
  background: #0f172a;
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.15);
  white-space: nowrap;
  pointer-events: none;
  box-shadow: var(--shadow-sm);
}

/* ========================================================
   RESPONSIVE MEDIA QUERIES (DESKTOP / TABLETS / MOBILE)
   ======================================================== */

/* Tablets & Small Laptops (max-width: 1024px) */
@media (max-width: 1024px) {
  .tv-screen-body {
    grid-template-columns: 1fr;
  }
  .tv-side-zone {
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }
  .calculator-box {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.2rem 1.8rem;
  }
}

/* Mobile & Tablets Portrait (max-width: 860px) */
@media (max-width: 860px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(7, 11, 20, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
    gap: 1.1rem;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.7);
  }
  
  .nav-links.mobile-open {
    display: flex;
  }
  
  .nav-link {
    font-size: 1.1rem;
    padding: 0.5rem 0;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  }

  .btn-mobile-toggle {
    display: inline-flex;
  }

  .comparison-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .sim-control-grid {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .hero-trust-row {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  .floating-wa-tooltip {
    display: none;
  }
}

/* Small Mobile Screens (max-width: 480px - iPhones / Android) */
@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .hero-section {
    padding: 7rem 0 3.5rem;
  }

  .hero-title {
    font-size: 1.85rem;
  }

  .hero-subtitle {
    font-size: 0.98rem;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .tv-bezel-frame {
    padding: 0.5rem;
    border-radius: var(--radius-lg);
  }

  .tv-screen-nav {
    padding: 0.75rem 1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .tv-clock-box {
    text-align: left;
  }

  .tv-main-call-zone {
    padding: 1.8rem 1rem;
  }

  .tv-patient-name-display {
    font-size: 1.75rem;
  }

  .tv-room-badge-display {
    font-size: 1.05rem;
    padding: 0.5rem 1.2rem;
  }

  .simulator-controls-bar {
    padding: 1.2rem 1rem;
    border-radius: var(--radius-lg);
  }

  .sim-presets-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .sim-preset-btn {
    width: 100%;
    text-align: center;
  }

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

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

  .pricing-card {
    padding: 2rem 1.4rem;
  }

  .cta-banner-box {
    padding: 2.8rem 1.2rem;
  }

  .cta-banner-box .btn {
    width: 100%;
  }

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