/* ==========================================================================
   DIAGNÓSTICO COMERCIAL INTERATIVO - GUILHERME (Tekton Digital)
   Typography: Red Hat Display | Aesthetic: Warm Dark (#1A1A1A) & Orange #C45A1A
   ========================================================================== */

/* 1. CSS Custom Properties / Design Tokens (Warm Dark Theme, Zero Bluish Tones) */
:root {
  /* Color Palette (Background #1A1A1A with Warm Neutrals & Primary Orange) */
  --bg-dark: #1a1a1a;
  --bg-glow: radial-gradient(circle at 50% 0%, rgba(196, 90, 26, 0.2) 0%, rgba(26, 26, 26, 0) 75%);
  
  --card-bg: #242221;
  --card-bg-hover: #2c2927;
  --card-bg-subtle: #1e1c1b;
  --card-border: #3b3734;
  --card-border-active: #c45a1a;
  
  /* Primary Orange Highlight (#C45A1A) */
  --accent-orange: #c45a1a;
  --accent-orange-hover: #db6620;
  --accent-orange-light: rgba(196, 90, 26, 0.16);
  --accent-orange-glow: rgba(196, 90, 26, 0.35);
  
  /* High Contrast Warm Typography Colors (Red Hat Display) */
  --text-title: #ffffff;
  --text-primary: #f5f2eb;
  --text-secondary: #d4cecb;
  --text-muted: #9e9691;
  
  --danger-color: #f87171;
  --success-color: #10b981;
  
  /* Primary Typography Font */
  --font-family: 'Red Hat Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing & Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.3);
  --shadow-card: 0 12px 32px -6px rgba(0, 0, 0, 0.5), 0 2px 6px -1px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 4px 20px rgba(196, 90, 26, 0.35);
  
  /* Transitions */
  --transition-fast: 0.16s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-family: var(--font-family);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
  height: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 10px 8px;
  background-color: var(--bg-dark);
  overflow-x: hidden;
  position: relative;
}

/* Ambient Subtle Background Lighting */
.background-glow {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 540px;
  background: var(--bg-glow);
  pointer-events: none;
  z-index: 0;
}

/* App Main Container */
.app-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 490px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding-bottom: 16px;
}

/* 3. Main Card Container */
.main-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 22px 18px;
  position: relative;
  overflow: hidden;
  flex: 1;
}

/* Screen Visibility Controller */
.screen {
  display: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.screen.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* 5. Screen 0: Hero Portrait Image Frame (UNSHADED PHOTO) */
/* ==========================================================================
   NEW HERO LAYOUT (EXACT REPLICATION FROM MOCKUP IMAGE)
   ========================================================================== */

/* 1. Hero Header Portrait & Brand Overlay */
.hero-header-card {
  position: relative;
  width: calc(100% + 36px);
  margin-left: -18px;
  margin-top: -22px;
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
  overflow: hidden;
  background-color: #121110;
  margin-bottom: 16px;
}

.hero-portrait-container {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.hero-portrait-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-height: 480px;
}

.hero-brand-overlay {
  position: absolute;
  top: 16px;
  right: 18px;
  z-index: 2;
  background: rgba(18, 17, 16, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-brand-logo {
  height: 26px;
  width: auto;
  display: block;
}

/* 2. Container 1: 3 Pillars Grid */
.hero-pillars-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #1e1c1b;
  border: 1px solid #332f2c;
  border-radius: var(--radius-md);
  padding: 18px 10px;
  margin-bottom: 14px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.pillar-column {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 2px;
}

.pillar-icon {
  width: 32px;
  height: 32px;
  color: #f06b13;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pillar-icon svg {
  width: 28px;
  height: 28px;
  stroke: #f06b13;
}

.pillar-label {
  font-size: clamp(0.74rem, 2.5vw, 0.84rem);
  color: var(--text-primary);
  line-height: 1.3;
  font-weight: 500;
}

.pillar-label em {
  font-style: italic;
  font-weight: 800;
  color: #ffffff;
}

.pillar-divider {
  width: 1px;
  height: 48px;
  background: rgba(255, 255, 255, 0.12);
  flex-shrink: 0;
}

/* 3. Container 2: Authority Profile Card */
.hero-authority-card {
  display: flex;
  align-items: center;
  background: #1e1c1b;
  border: 1px solid #332f2c;
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-bottom: 14px;
  gap: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.auth-identity {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.auth-name {
  font-size: 1.3rem;
  font-weight: 900;
  color: #ffffff;
  line-height: 1.1;
}

.auth-tag {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

.auth-divider {
  width: 1px;
  height: 42px;
  background: rgba(240, 107, 19, 0.4);
  flex-shrink: 0;
}

.auth-bio {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
  font-weight: 500;
}

.auth-bio em {
  font-style: italic;
  font-weight: 800;
  color: #ffffff;
}

/* 4. Container 3: Main CTA Card & Animated Glowing Button */
.hero-cta-card {
  background: #1e1c1b;
  border: 1px solid #332f2c;
  border-radius: var(--radius-md);
  padding: 22px 18px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
  margin-bottom: 12px;
}

.cta-heading {
  font-size: clamp(0.95rem, 3.2vw, 1.05rem);
  color: var(--text-primary);
  line-height: 1.45;
  font-weight: 500;
  margin-bottom: 18px;
}

.cta-heading em {
  font-style: italic;
  font-weight: 800;
  color: #ffffff;
}

/* Animated Glowing CTA Button */
.btn-cta-animated {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px 24px;
  background: linear-gradient(135deg, #f06b13 0%, #e65c00 50%, #d85000 100%);
  color: #ffffff;
  font-family: var(--font-family);
  font-size: 1.12rem;
  font-weight: 900;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(240, 107, 19, 0.5);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  animation: pulseGlow 2.5s infinite ease-in-out;
}

.btn-cta-animated .btn-text {
  position: relative;
  z-index: 2;
  letter-spacing: 0.01em;
}

.btn-cta-animated .btn-diagonal-arrow {
  position: relative;
  z-index: 2;
  width: 20px;
  height: 20px;
  stroke: #ffffff;
  transition: transform 0.2s ease;
}

/* Shimmer Sweep Animation Overlay */
.btn-cta-animated::before {
  content: '';
  position: absolute;
  top: 0;
  left: -150%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.45) 50%,
    transparent 100%
  );
  transform: skewX(-25deg);
  animation: shimmerSweep 3s infinite ease-in-out;
  z-index: 1;
}

.btn-cta-animated:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 8px 30px rgba(240, 107, 19, 0.75);
}

.btn-cta-animated:hover .btn-diagonal-arrow {
  transform: translate(3px, -3px);
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 0 0 rgba(240, 107, 19, 0.7), 0 4px 18px rgba(240, 107, 19, 0.4);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(240, 107, 19, 0), 0 8px 28px rgba(240, 107, 19, 0.7);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(240, 107, 19, 0), 0 4px 18px rgba(240, 107, 19, 0.4);
  }
}

@keyframes shimmerSweep {
  0% {
    left: -150%;
  }
  30% {
    left: 150%;
  }
  100% {
    left: 150%;
  }
}

.cta-card-divider {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: 16px 0 14px;
}

.cta-micro-info {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

.pulse-sparkle {
  width: 14px;
  height: 14px;
  stroke: #f06b13;
}

/* Minimal Footer */
.app-footer-minimal {
  padding: 16px 0;
  text-align: center;
  border-top: 1px solid var(--card-border);
  margin-top: 16px;
}

.app-footer-minimal .footer-copy {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-weight: 500;
}

@keyframes pulse {
  0% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
  100% { opacity: 1; transform: scale(1); }
}

/* Hero Content Typography Hierarchy */
/* Hero Content Typography Hierarchy */
.hero-content {
  margin-bottom: 24px;
  text-align: left;
}

.hero-title {
  font-size: clamp(1.48rem, 5vw, 1.8rem);
  font-weight: 900;
  line-height: 1.25;
  color: var(--text-title);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.highlight-orange {
  color: var(--accent-orange);
  background: linear-gradient(135deg, #db6620 0%, #c45a1a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: clamp(0.92rem, 3.2vw, 1.02rem);
  color: var(--text-secondary);
  line-height: 1.55;
  font-weight: 500;
}

.hero-subtitle strong {
  color: var(--text-title);
  font-weight: 700;
}

/* Action Area & Buttons */
.hero-action-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
  margin-top: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: 1.02rem;
  font-weight: 800;
  cursor: pointer;
  border: none;
  text-decoration: none;
  width: 100%;
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.btn-large {
  padding: 18px 24px;
  font-size: 1.08rem;
  font-weight: 900;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: linear-gradient(135deg, #db6620 0%, #c45a1a 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(196, 90, 26, 0.4);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #e4722c 0%, #d35e1d 100%);
  box-shadow: 0 8px 28px rgba(196, 90, 26, 0.55);
  transform: translateY(-2px);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  border: 1px solid var(--card-border);
  font-weight: 700;
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-title);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-arrow {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

.auxiliary-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
}

.info-dot {
  color: var(--card-border);
}

/* 5. Screen 1: Diagnostic Step Questions */
.step-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.btn-back {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-family);
  font-size: 0.82rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.btn-back svg {
  width: 16px;
  height: 16px;
}

.btn-back:hover {
  color: var(--text-title);
  background: rgba(255, 255, 255, 0.06);
}

.step-indicator {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent-orange);
  background: var(--accent-orange-light);
  border: 1px solid rgba(196, 90, 26, 0.3);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.progress-bar-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 16px;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #c45a1a 0%, #db6620 100%);
  border-radius: var(--radius-full);
  transition: width 0.28s ease;
}

.micro-toast {
  min-height: 22px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-orange);
  text-align: center;
  margin-bottom: 12px;
  opacity: 0;
  transform: translateY(-3px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.micro-toast.visible {
  opacity: 1;
  transform: translateY(0);
}

.question-container {
  margin-bottom: 18px;
}

/* Outstanding Question Header Box */
.question-header-card {
  background: linear-gradient(135deg, rgba(196, 90, 26, 0.12) 0%, rgba(36, 34, 33, 0.7) 100%);
  border: 1.5px solid rgba(196, 90, 26, 0.3);
  border-left: 5px solid var(--accent-orange);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-bottom: 18px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.question-title {
  font-size: clamp(1.4rem, 4.8vw, 1.7rem);
  font-weight: 900;
  color: #ffffff;
  line-height: 1.26;
  margin-bottom: 6px;
  letter-spacing: -0.015em;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.question-subtitle {
  font-size: clamp(0.85rem, 2.8vw, 0.94rem);
  color: var(--text-secondary);
  font-weight: 600;
  line-height: 1.35;
}

/* Options Grid & Selection Cards */
.options-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.option-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 16px;
  background: var(--card-bg-subtle);
  border: 1.5px solid var(--card-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
  outline: none;
  min-height: 52px;
}

.option-card:hover {
  background: var(--card-bg-hover);
  border-color: rgba(196, 90, 26, 0.6);
  transform: translateX(2px);
}

.option-card:focus-visible {
  border-color: var(--accent-orange);
  box-shadow: 0 0 0 3px var(--accent-orange-light);
}

.option-card.selected {
  background: rgba(196, 90, 26, 0.18);
  border-color: var(--accent-orange);
  box-shadow: 0 4px 14px rgba(196, 90, 26, 0.3);
}

.option-card-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-title);
  line-height: 1.35;
  flex: 1;
  padding-right: 12px;
}

.option-card.selected .option-card-label {
  color: #ffffff;
  font-weight: 800;
}

.option-radio-indicator,
.option-checkbox-indicator {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.option-checkbox-indicator {
  border-radius: 5px;
}

.option-card.selected .option-radio-indicator {
  border-color: var(--accent-orange);
  background-color: var(--accent-orange);
}

.option-card.selected .option-radio-indicator::after {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #ffffff;
}

.option-card.selected .option-checkbox-indicator {
  border-color: var(--accent-orange);
  background-color: var(--accent-orange);
}

.option-card.selected .option-checkbox-indicator svg {
  width: 12px;
  height: 12px;
  stroke: #ffffff;
  stroke-width: 3;
}

.question-footer-action {
  margin-top: 16px;
}

/* 6. Screen 2: Loading Analysis */
.loading-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 42px 12px;
  text-align: center;
}

.spinner-ring {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(196, 90, 26, 0.2);
  border-top-color: var(--accent-orange);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 18px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-title {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--text-title);
  margin-bottom: 6px;
}

.loading-subtitle {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* 7. Screen 3: Personalized Result & Conversion */
.result-header-card {
  background: linear-gradient(135deg, rgba(196, 90, 26, 0.16) 0%, rgba(36, 34, 33, 0.8) 100%);
  border: 1.5px solid rgba(196, 90, 26, 0.35);
  border-left: 5px solid var(--accent-orange);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 18px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.result-badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #ff8c42;
  background: rgba(196, 90, 26, 0.22);
  border: 1.5px solid var(--accent-orange);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
  box-shadow: 0 0 16px rgba(196, 90, 26, 0.35);
}

.result-badge-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: var(--accent-orange);
  flex-shrink: 0;
}

.result-badge-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--accent-orange);
}

.result-title {
  font-size: clamp(1.4rem, 4.8vw, 1.7rem);
  font-weight: 900;
  line-height: 1.25;
  color: #ffffff;
  margin-bottom: 10px;
  letter-spacing: -0.015em;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.result-text {
  font-size: clamp(0.88rem, 2.9vw, 0.96rem);
  color: var(--text-secondary);
  line-height: 1.55;
  font-weight: 500;
}

.disclaimer-box {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(196, 90, 26, 0.06);
  border: 1px dashed rgba(196, 90, 26, 0.35);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  margin-bottom: 16px;
}

.disclaimer-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-orange);
  flex-shrink: 0;
  margin-top: 1px;
}

.disclaimer-text {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
  font-weight: 500;
}

.disclaimer-text strong {
  color: var(--text-title);
  font-weight: 700;
}

.summary-recap-box {
  margin-bottom: 16px;
}

.summary-recap-title {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.summary-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.summary-tag {
  font-size: 0.75rem;
  color: var(--text-title);
  background: var(--card-bg-subtle);
  border: 1px solid var(--card-border);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-weight: 700;
}

.divider {
  border: none;
  height: 1px;
  background: var(--card-border);
  margin: 18px 0;
}

/* Post-Result Conversion */
.checklist-offer-area {
  background: rgba(196, 90, 26, 0.06);
  border: 1.5px solid rgba(196, 90, 26, 0.25);
  border-radius: var(--radius-md);
  padding: 16px;
}

.offer-title {
  font-size: 1.02rem;
  font-weight: 900;
  color: var(--text-title);
  text-align: center;
  margin-bottom: 14px;
  line-height: 1.35;
}

.offer-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-label {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--text-title);
}

.optional-tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
}

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

.channel-pill {
  cursor: pointer;
}

.channel-pill input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.channel-pill-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 4px;
  background: var(--card-bg-subtle);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.channel-pill-content svg {
  width: 16px;
  height: 16px;
}

.channel-pill input:checked + .channel-pill-content {
  background: var(--accent-orange-light);
  border-color: var(--accent-orange);
  color: var(--accent-orange);
  font-weight: 800;
}

.form-control {
  background: var(--card-bg-subtle);
  border: 1.5px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: var(--font-family);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-title);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  border-color: var(--accent-orange);
  box-shadow: 0 0 0 2px var(--accent-orange-light);
}

.form-control::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

.form-error {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--danger-color);
  display: none;
}

.form-group.has-error .form-control {
  border-color: var(--danger-color);
}

.form-group.has-error .form-error {
  display: block;
}

.btn-full {
  width: 100%;
}

/* Success Card */
.success-card {
  text-align: center;
  padding: 12px 4px;
}

.success-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  color: var(--success-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}

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

.success-title {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--text-title);
  margin-bottom: 6px;
}

.success-text {
  font-size: 0.84rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.4;
  font-weight: 500;
}

.decline-area {
  margin-top: 10px;
}

/* 8. Footer Styling */
.app-footer {
  margin-top: 18px;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.footer-brand-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

.footer-logo-img {
  height: 22px;
  width: auto;
  object-fit: contain;
}

.footer-dot {
  color: var(--text-muted);
}

.footer-brand-row a {
  color: var(--accent-orange);
  text-decoration: none;
}

.footer-copy {
  font-weight: 500;
}

.btn-text-link {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-family);
  font-size: 0.72rem;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
  margin-top: 2px;
}

.btn-text-link:hover {
  color: var(--text-title);
}

/* 9. Webhook Configuration Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
}

.modal-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--card-border);
}

.modal-header h3 {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--text-title);
}

.btn-close-modal {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.btn-close-modal:hover {
  color: var(--text-title);
}

.modal-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-help {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
  font-weight: 500;
}

.modal-footer {
  padding: 14px 16px;
  border-top: 1px solid var(--card-border);
  display: flex;
  justify-content: flex-end;
}

/* 10. Responsive Adjustments */
@media (max-width: 480px) {
  body {
    padding: 4px;
  }
  
  .main-card {
    padding: 16px 14px;
    border-radius: var(--radius-md);
  }
  
  .hero-title {
    font-size: 1.25rem;
  }
  
  .question-title {
    font-size: 1.1rem;
  }
  
  .option-card {
    padding: 12px 12px;
  }
  
  .channel-selector-grid {
    grid-template-columns: 1fr;
  }
  
  .channel-pill-content {
    flex-direction: row;
    justify-content: flex-start;
    padding: 10px 12px;
  }
}