/* ============================================================
   Canary Modern Theme — main.css
   Premium visual design for Canary Pilot Setup Guide
   ============================================================ */

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

/* ── CSS Custom Properties ─────────────────────────────────── */
:root {
  /* Brand colors */
  --canary-gold:       #C49A00;
  --canary-gold-light: #d4aa10;
  --canary-gold-dark:  #a88300;
  --dark:              #1a1a1a;
  --dark-elevated:     #252525;
  --light-bg:          #fafaf8;
  --page-bg:           #f5f4f0;

  /* Warning (yellow) */
  --warning-bg:        #fffbeb;
  --warning-border:    #f0d76a;
  --warning-text:      #7a6300;

  /* Success (green) */
  --success-bg:        #ecfdf5;
  --success-border:    #86efac;
  --success-text:      #166534;

  /* Gather box (warm yellow) */
  --gather-bg:         #fefce8;
  --gather-border:     #eab308;
  --gather-label-text: #a16207;

  /* Neutral */
  --border-light:      #e5e5e0;
  --border-subtle:     #f0efeb;
  --text-gray:         #6b7280;
  --text-secondary:    #9ca3af;
  --text-dark:         #111827;
  --white:             #ffffff;

  /* Shadows */
  --shadow-sm:    0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:    0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg:    0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-gold:  0 4px 14px -3px rgba(196, 154, 0, 0.25);
  --shadow-gold-hover: 0 8px 20px -3px rgba(196, 154, 0, 0.35);

  /* Semantic colors — verification / notes */
  --verify-green:        #2e7d32;
  --verify-green-hover:  #256427;
  --verify-orange:       #e57c00;
  --verify-orange-hover: #c96e00;
  --note-bg:             #f0f4ff;
  --note-border:         #c5d0e8;
  --note-text:           #3a4a6b;
  --gold-tint-bg:        #fdf8e8;

  /* Typography */
  --font-stack: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Type scale (Major Third — 1.25×) */
  --text-xs:   0.75rem;   /* 12px */
  --text-sm:   0.875rem;  /* 14px */
  --text-base: 1rem;      /* 16px */
  --text-lg:   1.125rem;  /* 18px */
  --text-xl:   1.25rem;   /* 20px */
  --text-2xl:  1.5rem;    /* 24px */
  --text-3xl:  1.875rem;  /* 30px */

  /* Line-height */
  --leading-tight:   1.25;
  --leading-normal:  1.5;
  --leading-relaxed: 1.65;

  /* Spacing (4px grid) */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-base: 250ms ease-out;
  --transition-slow: 350ms ease-out;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

/* ── Global Focus State ───────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--canary-gold);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ── Base Typography ───────────────────────────────────────── */
html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-stack);
  font-optical-sizing: auto;
  color: var(--text-dark);
  background: var(--page-bg);
  line-height: var(--leading-relaxed);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Layout ────────────────────────────────────────────────── */
.content-area {
  padding: var(--space-6) var(--space-5);
  width: 100%;
}

@media (min-width: 481px) {
  .content-area {
    padding: var(--space-8) 28px;
  }
}

@media (min-width: 769px) {
  .content-area {
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
    padding: var(--space-12) var(--space-8);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04), 0 0 0 1px rgba(0,0,0,0.02);
    margin-top: var(--space-6);
    margin-bottom: var(--space-6);
  }

  .cta-next {
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (min-width: 1024px) {
  .content-area {
    max-width: 800px;
    padding: 56px var(--space-10);
  }

  .step-title {
    font-size: 28px;
  }

  .step-desc {
    font-size: var(--text-base);
  }

  .choice-card {
    padding: var(--space-5) var(--space-6);
  }

  .instruction-card {
    padding: var(--space-5) var(--space-6);
  }
}

/* ── Header ────────────────────────────────────────────────── */
.canary-header {
  background: linear-gradient(180deg, #222 0%, var(--dark) 100%);
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  box-shadow: 0 2px 12px rgba(0,0,0,0.2);
  position: relative;
  z-index: 110;
}

.canary-logo-link {
  text-decoration: none;
}

.canary-logo {
  color: var(--canary-gold);
  font-size: var(--text-xl);
  font-weight: 800;
  letter-spacing: -0.5px;
  white-space: nowrap;
  text-decoration: none;
}

.canary-logo-img {
  height: 24px;
  display: block;
}

.canary-header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.canary-header-logo .canary-logo {
  color: var(--white);
}

.canary-header-subtitle {
  color: rgba(255,255,255,0.45);
  font-size: var(--text-sm);
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Guide Intro Section ─────────────────────────────────── */
.guide-intro {
  text-align: center;
  padding: 0 var(--space-5);
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
}

.guide-intro .content-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04), 0 0 0 1px rgba(0,0,0,0.02);
  padding: var(--space-8) var(--space-6);
  max-width: 720px;
  margin: 0 auto;
}

.guide-intro-logo {
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-4);
  opacity: 0.85;
}

.guide-intro-text {
  color: #4b5563;
  font-size: var(--text-base);
  line-height: 1.6;
  max-width: 480px;
  margin: 0 0 var(--space-2);
}

.guide-intro-print-hint {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  margin-top: var(--space-3);
  margin-bottom: var(--space-2);
}

.guide-intro-print-btn {
  display: inline-block;
  background: none;
  color: var(--text-gray);
  font-family: var(--font-stack);
  font-size: var(--text-sm);
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-4);
  cursor: pointer;
  transition: all var(--transition-base);
}

.guide-intro-print-btn:hover {
  color: var(--text-dark);
  border-color: #9ca3af;
}

.guide-intro-print-btn:active {
  transform: scale(0.98);
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

.scroll-cue {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
  animation: scroll-bounce 2s ease-in-out infinite;
}

.scroll-cue-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  opacity: 0.5;
}

.scroll-cue-arrow {
  font-size: 1.25rem;
  color: var(--text-secondary);
  opacity: 0.3;
}

/* ── Journey Rail (connected-step navigation) ──────────────── */
.journey-rail {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-4);
}

.journey-steps {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 400px;
}

.journey-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  z-index: 2;
  text-decoration: none;
  flex-shrink: 0;
}

.journey-circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--border-light);
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--text-secondary);
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), color var(--transition-fast);
}

.journey-circle.active {
  border-color: var(--canary-gold);
  color: var(--canary-gold);
  box-shadow: 0 0 0 3px rgba(196,154,0,0.15);
}

.journey-circle.completed {
  background: var(--success-text);
  border-color: var(--success-text);
  color: var(--white);
}

.journey-step-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.journey-step.active .journey-step-label {
  color: var(--text-dark);
  font-weight: 700;
}

.journey-step.completed .journey-step-label {
  color: var(--success-text);
}

.journey-connector {
  flex: 1;
  height: 2px;
  background: var(--border-light);
  min-width: 12px;
  transition: background var(--transition-fast);
}

.journey-connector.completed {
  background: var(--success-text);
}

/* ── Milestone Transition Cards ────────────────────────────── */
.milestone-transition {
  background: #111827;
  padding: 60px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.milestone-transition::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196,154,0,0.25) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.milestone-transition-content {
  position: relative;
  z-index: 2;
  max-width: 480px;
  margin: 0 auto;
}

.milestone-icon {
  font-size: 48px;
  margin-bottom: var(--space-4);
}

.milestone-title {
  color: var(--white);
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: var(--leading-tight);
}

.milestone-subtitle {
  color: rgba(255,255,255,0.5);
  font-size: var(--text-sm);
  margin-top: var(--space-2);
}

.milestone-divider {
  height: 1px;
  max-width: 200px;
  margin: var(--space-6) auto;
  background: linear-gradient(90deg, transparent, var(--canary-gold), transparent);
}

.milestone-next-label {
  color: var(--canary-gold);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.milestone-next-title {
  color: var(--white);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-top: var(--space-2);
}

.milestone-transition .figure-card {
  background: transparent;
  border: none;
  box-shadow: none;
  max-width: 360px;
  margin: var(--space-6) auto 0;
}

.milestone-transition .figure-card figcaption {
  color: rgba(255,255,255,0.5);
  border-top-color: rgba(255,255,255,0.1);
}

/* ── Victory Screen ────────────────────────────────────────── */
.victory-screen {
  background: #111827;
  position: relative;
  overflow: hidden;
}

.victory-screen::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196,154,0,0.35) 0%, transparent 60%);
  top: 20%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.victory-screen .content-area {
  position: relative;
  z-index: 2;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
}

.victory-screen .step-label {
  color: var(--canary-gold);
}

.victory-screen .step-title {
  color: var(--white);
}

.victory-screen .step-desc {
  color: rgba(255,255,255,0.7);
}

.victory-screen .check-item {
  border-bottom-color: rgba(255,255,255,0.1);
}

.victory-screen .check-circle {
  border-color: rgba(255,255,255,0.3);
  background: transparent;
}

.victory-screen .check-item.checked .check-circle {
  background: var(--success-text);
  border-color: var(--success-text);
}

.victory-screen .check-item-text {
  color: rgba(255,255,255,0.85);
}

.victory-screen .celebration {
  background: rgba(22,101,52,0.15);
  border-color: rgba(134,239,172,0.3);
}

.victory-screen .celebration-title {
  color: #86efac;
}

.victory-screen .celebration-desc {
  color: rgba(255,255,255,0.7);
}

.victory-screen .action-row {
  justify-content: center;
}

.victory-screen .print-btn {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.4);
  color: rgba(255,255,255,0.9);
}

.victory-screen .print-btn:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.7);
  color: var(--white);
}

.victory-screen .btn-help {
  background: var(--canary-gold);
  border: none;
  color: var(--white);
}

.victory-screen .btn-help:hover {
  background: var(--canary-gold-dark);
  color: var(--white);
}

.victory-screen .step-help-panel {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.1);
}

.victory-screen .step-help-panel h4 {
  color: rgba(255,255,255,0.9);
}

.victory-screen .step-help-panel a {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.08);
}

.victory-screen .step-help-panel a:active {
  background: rgba(255,255,255,0.1);
}

.victory-screen .step-help-panel .support-label {
  color: rgba(255,255,255,0.9);
}

.victory-screen .step-help-panel .support-detail {
  color: rgba(255,255,255,0.5);
}

.victory-screen .step-help-panel .support-icon-email {
  background: rgba(255,255,255,0.1);
}

/* ── Step Labels ───────────────────────────────────────────── */
.step-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--canary-gold);
  margin-bottom: var(--space-2);
}

.step-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--text-dark);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-2);
  letter-spacing: -0.3px;
}

.step-desc {
  font-size: var(--text-lg);
  color: var(--text-gray);
  line-height: var(--leading-relaxed);
}

/* ── Gather Box ────────────────────────────────────────────── */
.gather-box {
  background: var(--gather-bg);
  border: 1px solid var(--gather-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-5) 0;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.gather-box:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.gather-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gather-label-text);
  margin-bottom: var(--space-3);
}

.gather-items {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.gather-item {
  display: inline-block;
  background: var(--white);
  border: 1px solid var(--gather-border);
  border-radius: 6px;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-dark);
  font-weight: 600;
  box-shadow: var(--shadow-sm), inset 0 1px 2px rgba(0,0,0,0.04);
}

/* ── Instruction Card ──────────────────────────────────────── */
.instruction-card {
  background: linear-gradient(180deg, rgba(255,255,255,1) 0%, rgba(250,250,248,1) 100%);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-5);
  border-left: 4px solid var(--canary-gold);
  margin: var(--space-4) 0;
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(0,0,0,0.03);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.instruction-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.instruction-card h4 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: var(--space-2);
}

.instruction-card p,
.instruction-card li {
  font-size: var(--text-sm);
  color: var(--text-gray);
  line-height: var(--leading-relaxed);
}

.instruction-card ul,
.instruction-card ol {
  padding-left: var(--space-5);
  margin-top: var(--space-2);
}

.instruction-card li {
  margin-bottom: var(--space-2);
}

/* ── Warning Box ───────────────────────────────────────────── */
.warning-box {
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-4) 0;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-3);
  color: var(--warning-text);
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  box-shadow: var(--shadow-sm);
}

.warning-box .warning-icon {
  font-size: var(--text-lg);
  flex-shrink: 0;
  line-height: 1;
  margin-top: 2px;
}

.warning-box p { margin: 0; }

/* ── Success Box ───────────────────────────────────────────── */
.success-box {
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-4) 0;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-3);
  color: var(--success-text);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  box-shadow: var(--shadow-sm);
}

.success-box .success-icon {
  font-size: var(--text-lg);
  flex-shrink: 0;
  line-height: 1;
  margin-top: 2px;
}

.success-box p { margin: 0; }

/* ── Choice Card ───────────────────────────────────────────── */
.choice-card {
  background: var(--white);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-5);
  margin: var(--space-3) 0;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  box-shadow: var(--shadow-sm);
}

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

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

.choice-card.selected {
  border-color: var(--canary-gold);
  background: var(--gather-bg);
  box-shadow: var(--shadow-gold);
}

.choice-card h4 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: var(--space-1);
}

.choice-card p {
  font-size: var(--text-sm);
  color: var(--text-gray);
  margin: 0;
}

/* ── Choice Card Sub-components ────────────────────────────── */
.choice-card-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--dark);
  margin-bottom: var(--space-1);
}

.choice-card-desc {
  font-size: var(--text-sm);
  color: var(--text-gray);
  line-height: var(--leading-normal);
}

.choice-card-content {
  flex: 1;
}

.choice-card-arrow {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--page-bg);
  border: 2px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.choice-card:hover .choice-card-arrow,
.choice-card.selected .choice-card-arrow {
  background: var(--canary-gold);
  border-color: var(--canary-gold);
  color: white;
}

.choice-card-hint {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-top: var(--space-2);
}

.choice-card.selected .choice-card-hint {
  color: var(--canary-gold);
}

/* ── Check Items ───────────────────────────────────────────── */
.check-item {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.check-item:last-child {
  border-bottom: none;
}

.check-item:hover {
  background: rgba(0,0,0,0.01);
}

.check-circle {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2.5px solid var(--border-light);
  flex-shrink: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  background: var(--white);
  margin-top: 0;
  box-shadow: var(--shadow-sm);
}

.check-circle:hover {
  border-color: var(--success-border);
}

.check-circle.checked,
.check-item.checked .check-circle {
  background: var(--success-text);
  border-color: var(--success-text);
  color: var(--white);
  box-shadow: 0 2px 6px rgba(22, 101, 52, 0.3);
}

.check-circle.checked::after,
.check-item.checked .check-circle::after {
  content: '\2713';
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--white);
}

.check-item-text {
  font-size: var(--text-lg);
  color: var(--text-dark);
  line-height: var(--leading-normal);
  padding-top: 3px;
}

.check-item.checked .check-item-text {
  color: var(--text-secondary);
  text-decoration: line-through;
  text-decoration-color: var(--success-border);
}


/* ── CTA / Buttons ─────────────────────────────────────────── */
.cta-next {
  display: block;
  width: 100%;
  background: linear-gradient(180deg, var(--canary-gold-light) 0%, var(--canary-gold) 100%);
  color: var(--white);
  font-family: var(--font-stack);
  font-size: var(--text-base);
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-6) 0 var(--space-3);
  cursor: pointer;
  box-shadow: var(--shadow-gold);
  transition: all var(--transition-base);
  letter-spacing: 0.01em;
}

.cta-next:hover {
  background: linear-gradient(180deg, var(--canary-gold) 0%, var(--canary-gold-dark) 100%);
  box-shadow: var(--shadow-gold-hover);
  transform: translateY(-1px);
}

.cta-next:active {
  transform: scale(0.98);
  box-shadow: var(--shadow-gold);
}

@media (min-width: 769px) {
  .cta-next {
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }
}

.print-btn {
  display: block;
  width: 100%;
  background: var(--dark);
  color: var(--white);
  font-family: var(--font-stack);
  font-size: var(--text-lg);
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-5);
  margin: var(--space-2) 0;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.print-btn:hover {
  background: var(--dark-elevated);
  box-shadow: var(--shadow-md);
}

.print-btn:active {
  transform: scale(0.98);
}

/* ── Utility Spacing ───────────────────────────────────────── */
.mt-8  { margin-top: var(--space-2); }
.mt-12 { margin-top: var(--space-3); }
.mt-16 { margin-top: var(--space-4); }
.mt-24 { margin-top: var(--space-6); }
.mb-8  { margin-bottom: var(--space-2); }
.mb-12 { margin-bottom: var(--space-3); }
.mb-16 { margin-bottom: var(--space-4); }
.mb-24 { margin-bottom: var(--space-6); }

/* ── Section Divider ───────────────────────────────────────── */
.section-divider {
  border: none;
  border-top: 1px solid var(--border-light);
  margin: var(--space-8) 0;
}

/* ── Step Section ──────────────────────────────────────────── */
.step-section {
  padding: 28px 0;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  transition: opacity var(--transition-slow);
}

.step-section:last-child {
  border-bottom: none;
}

.step-header {
  margin-bottom: var(--space-5);
}

/* ── Step Completion ───────────────────────────────────────── */

/* Collapsed (completed) step */
.step-collapsed {
  padding: 14px var(--space-5);
  background: var(--white);
  border-radius: 10px;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
  transition: opacity var(--transition-base);
}

.step-collapsed .step-collapsed-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.step-collapsed .step-collapsed-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--success-text);
  color: var(--white);
  font-size: var(--text-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-collapsed .step-collapsed-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
}

.step-redo-btn {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 5px 12px;
  cursor: pointer;
  background: var(--white);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.step-redo-btn:active {
  background: var(--surface-subtle);
  transform: scale(0.96);
}

/* Active step */
.step-section.step-active {
  padding: 20px;
  background: var(--white);
  border-radius: 12px;
  border: 2px solid var(--canary-gold);
  box-shadow: 0 2px 12px rgba(196, 154, 0, 0.1);
  margin-bottom: var(--space-2);
}

.step-section.step-active .step-header {
  margin-bottom: var(--space-4);
}

/* Active step meta label (e.g., "Power — Step 3 of 5") */
.step-active-meta {
  font-size: 11px;
  color: var(--canary-gold);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-1);
}

/* Step actions (Mark Complete + Need Help) */
.step-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.step-mark-complete-btn {
  flex: 1;
  padding: 14px;
  background: var(--success-text);
  color: var(--white);
  border-radius: 8px;
  text-align: center;
  font-weight: 600;
  font-size: var(--text-base);
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
}

.step-mark-complete-btn:active {
  background: #14532d;
  transform: scale(0.98);
}

.step-need-help-btn {
  padding: 14px 16px;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  text-align: center;
  font-size: var(--text-base);
  color: var(--text-secondary);
  cursor: pointer;
  background: var(--white);
  transition: all var(--transition-fast);
}

.step-need-help-btn:active {
  background: var(--surface-subtle);
  transform: scale(0.98);
}

/* Need Help panel */
.step-help-panel {
  margin-top: var(--space-4);
  padding: var(--space-4);
  background: var(--surface-subtle);
  border-radius: 8px;
  border: 1px solid var(--border-light);
  display: none;
}

.step-help-panel.visible {
  display: block;
}

.step-help-panel h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.step-help-panel ul {
  margin: 0 0 var(--space-4) 0;
  padding-left: var(--space-5);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.step-help-panel ul li {
  margin-bottom: var(--space-1);
}

.step-help-panel a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 12px;
  background: var(--white);
  border-radius: 8px;
  border: 1px solid var(--border-light);
  margin-bottom: 6px;
  text-decoration: none;
  color: var(--text-primary);
  font-size: var(--text-sm);
  transition: background var(--transition-fast);
}

.step-help-panel a:active {
  background: var(--surface-subtle);
}

.step-help-panel .support-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-base);
  flex-shrink: 0;
}

.step-help-panel .support-icon-wa {
  background: #25D366;
  color: var(--white);
}

.step-help-panel .support-icon-email {
  background: var(--surface-subtle);
}

.step-help-panel .support-label {
  font-weight: 600;
}

.step-help-panel .support-detail {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  margin-top: 1px;
}

/* Upcoming step */
.step-upcoming {
  padding: 14px var(--space-5);
  background: var(--white);
  border-radius: 10px;
  border: 1px solid var(--border-light);
  opacity: 0.55;
  margin-bottom: var(--space-2);
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.step-upcoming:active {
  opacity: 0.75;
}

.step-upcoming .step-upcoming-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.step-upcoming .step-upcoming-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--border-light);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-upcoming .step-upcoming-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-secondary);
}

.step-upcoming .step-upcoming-hint {
  font-size: var(--text-xs);
  color: var(--text-gray);
}

/* Offset for sticky journey rail */
.step-section.step-active,
.step-collapsed,
.step-upcoming,
.milestone-transition {
  scroll-margin-top: 80px;
}

/* Animations */
@keyframes step-collapse-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes step-expand-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.step-collapsed { animation: step-collapse-in 0.35s ease-out; }
.step-section.step-active { animation: step-expand-in 0.35s ease-out; }

@media (prefers-reduced-motion: reduce) {
  .step-collapsed,
  .step-section.step-active {
    animation: none;
  }
}

/* ── Figure / Instructional Images ─────────────────────────── */
.figure-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin: var(--space-4) auto;
  max-width: 100%;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.figure-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.figure-card img {
  width: 100%;
  display: block;
  object-fit: cover;
  max-height: 70vh;
}

.figure-card img.ratio-4x3 { aspect-ratio: 4 / 3; }
.figure-card img.ratio-3x4 { aspect-ratio: 3 / 4; }
.figure-card img.ratio-3x2 { aspect-ratio: 3 / 2; }
.figure-card img.ratio-16x9 { aspect-ratio: 16 / 9; }

.figure-card figcaption {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-gray);
  border-top: 1px solid var(--border-light);
  line-height: var(--leading-normal);
}

/* Portrait images: constrain width so they don't dominate on mobile */
.figure-card:has(img.ratio-3x4) {
  max-width: 340px;
}

@media (min-width: 769px) {
  .figure-card:has(img.ratio-3x4) {
    max-width: 400px;
  }
}

/* ── Print Header (hidden on screen) ──────────────────────── */
.print-header,
.print-help {
  display: none;
}

/* ============================================================
   Guide Components
   (migrated from inline styles in guide pages)
   ============================================================ */

/* ── Guide Choice Cards (flex layout with arrow) ──────────── */
#display-mount-choices .choice-card,
#primary-choices .choice-card,
#followup-voltage .choice-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  position: relative;
}

/* ── Mount Option (conditional content) ───────────────────── */
.mount-option {
  display: none;
}

.mount-option.visible {
  display: block;
}

/* ── Verification Checkpoint ──────────────────────────────── */
.verification-block {
  background: var(--light-bg);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin: var(--space-4) 0;
  text-align: center;
  border: 1px solid var(--border-light);
}

.verification-question {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--dark);
  margin-bottom: var(--space-3);
}

.verification-buttons {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}

.verification-yes,
.verification-no {
  font-family: var(--font-stack);
  font-size: var(--text-sm);
  font-weight: 700;
  border: none;
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-5);
  cursor: pointer;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.verification-yes:active,
.verification-no:active {
  transform: scale(0.97);
}

.verification-yes {
  background: var(--verify-green);
  color: var(--white);
}

.verification-yes:hover {
  background: var(--verify-green-hover);
}

.verification-no {
  background: var(--verify-orange);
  color: var(--white);
}

.verification-no:hover {
  background: var(--verify-orange-hover);
}

/* ── Troubleshooting Panel ────────────────────────────────── */
.troubleshoot-panel {
  display: none;
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  margin-top: var(--space-3);
  text-align: left;
}

.troubleshoot-panel h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--warning-text);
  margin-bottom: var(--space-2);
}

.troubleshoot-panel ul {
  padding-left: var(--space-5);
  margin: 0;
}

.troubleshoot-panel li {
  font-size: var(--text-sm);
  color: var(--warning-text);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-1);
}

.troubleshoot-panel a {
  color: var(--warning-text);
}

/* ── Verification Success ─────────────────────────────────── */
.verify-success {
  display: none;
}

/* ── Celebration Block ────────────────────────────────────── */
.celebration {
  display: none;
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-5);
  margin: var(--space-5) 0;
  text-align: center;
}

.celebration-emoji {
  font-size: 36px;
  margin-bottom: var(--space-3);
}

.celebration-title {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--success-text);
  margin-bottom: var(--space-2);
}

.celebration-desc {
  font-size: var(--text-sm);
  color: var(--success-text);
  line-height: var(--leading-relaxed);
}

/* ── Note Box ─────────────────────────────────────────────── */
.note-box {
  background: var(--note-bg);
  border: 1px solid var(--note-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-3) 0;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-3);
  color: var(--note-text);
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
}

.note-box .note-icon {
  font-size: var(--text-base);
  flex-shrink: 0;
  line-height: 1;
  margin-top: 2px;
}

.note-box p {
  margin: 0;
}

/* ── Bottom Action Buttons ────────────────────────────────── */
.action-row {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

.action-row .print-btn,
.action-row .cta-next {
  flex: 1 1 140px;
  margin: 0;
}

/* ── Help Button ──────────────────────────────────────────── */
.btn-help {
  display: block;
  flex: 1 1 140px;
  background: var(--canary-gold);
  color: var(--white);
  font-family: var(--font-stack);
  font-size: var(--text-lg);
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-5);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.btn-help:hover {
  background: var(--canary-gold-dark);
}

.btn-help:active {
  transform: scale(0.98);
}

/* ── Steps List (numbered instruction steps) ──────────────── */
.steps-list {
  padding-left: 0;
  list-style: none;
  margin: 0;
}

.steps-list li {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-gray);
  line-height: var(--leading-normal);
}

.steps-list li .step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--canary-gold);
  color: var(--white);
  font-size: var(--text-xs);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── Section Anchor Offset ────────────────────────────────── */
.section-anchor {
  scroll-margin-top: var(--space-12);
}

/* ============================================================
   Setup Flow
   (migrated from guides/setup/index.html)
   ============================================================ */

/* ── Page Section Management ──────────────────────────────── */
.page-section {
  display: none;
}

.page-section.active {
  display: block;
}

/* ── Back Link ────────────────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-gray);
  text-decoration: none;
  cursor: pointer;
  margin-bottom: var(--space-5);
  border: none;
  background: none;
  padding: 0;
  font-family: var(--font-stack);
  transition: color var(--transition-fast);
}

.back-link:hover {
  color: var(--dark);
}

/* ── Kit List ─────────────────────────────────────────────── */
.kit-list {
  list-style: none;
  margin: var(--space-5) 0;
  padding: 0;
}

.kit-list-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-subtle);
}

.kit-list-item:last-child {
  border-bottom: none;
}

.kit-list-number {
  flex-shrink: 0;
  width: 40px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--gather-bg);
  border: 1px solid var(--gather-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 800;
  color: var(--gather-label-text);
}

.kit-list-name {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-dark);
  line-height: var(--leading-normal);
}

.kit-list-detail {
  font-size: var(--text-sm);
  color: var(--text-gray);
  margin-top: 2px;
}

/* ── Follow-up Question (slide-down) ──────────────────────── */
.followup {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height var(--transition-slow), opacity var(--transition-base);
}

.followup.visible {
  max-height: 600px;
  opacity: 1;
}

.followup-heading {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--dark);
  margin: var(--space-6) 0 var(--space-3);
}

/* ── Interstitial / "Guide is Ready" ──────────────────────── */
.interstitial {
  text-align: center;
  padding: var(--space-8) 0 var(--space-4);
}

.interstitial-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--success-bg);
  border: 2px solid var(--success-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  font-size: 28px;
  color: var(--success-text);
}

.interstitial-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: var(--space-2);
}

.interstitial-subtitle {
  font-size: var(--text-sm);
  color: var(--text-gray);
  line-height: var(--leading-relaxed);
  margin-bottom: 28px;
}

.interstitial-subtitle strong {
  color: var(--dark);
  font-weight: 700;
}

.btn-print {
  display: block;
  width: 100%;
  background: transparent;
  color: var(--dark);
  font-family: var(--font-stack);
  font-size: var(--text-sm);
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: 2px solid var(--dark);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-5);
  margin: var(--space-2) 0;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.btn-print:hover {
  background: var(--dark);
  color: var(--white);
}

.btn-print:active {
  transform: scale(0.98);
}

.interstitial-note {
  font-size: var(--text-xs);
  color: var(--text-gray);
  margin-top: var(--space-4);
  text-align: center;
}

/* ── Setup Flow — Desktop Enhancements ────────────────────── */
@media (min-width: 769px) {
  .kit-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 var(--space-8);
  }

  .kit-list-item {
    padding: var(--space-3) 0;
  }
}

@media (min-width: 1024px) {
  .kit-list {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0 var(--space-10);
  }

  #primary-choices {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
  }

  #primary-choices .choice-card {
    margin: 0;
  }

  #followup-voltage {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
  }

  #followup-voltage .choice-card {
    margin: 0;
  }

  .followup-heading {
    grid-column: 1 / -1;
  }

  .interstitial {
    padding: var(--space-16) 0 var(--space-8);
  }

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

  .interstitial-icon {
    width: 80px;
    height: 80px;
    font-size: 36px;
  }

  .interstitial .cta-next,
  .interstitial .btn-print {
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  .choice-card-hint {
    display: none;
  }
}

/* ============================================================
   Welcome Page
   ============================================================ */

.welcome-hero {
  text-align: center;
  padding: var(--space-10) 0 var(--space-6);
}

.welcome-logo {
  width: 112px;
  height: 112px;
  margin: 0 auto var(--space-8);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.06);
}

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

.welcome-heading {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--dark);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-3);
  letter-spacing: -0.4px;
}

.welcome-divider {
  width: 36px;
  height: 2.5px;
  background: linear-gradient(90deg, var(--canary-gold-light), var(--canary-gold));
  margin: 0 auto var(--space-4);
  border-radius: 2px;
}

.welcome-sub {
  font-size: var(--text-lg);
  color: var(--text-gray);
  line-height: var(--leading-normal);
  max-width: 300px;
  margin: 0 auto var(--space-8);
}

.welcome-hero .cta-next {
  display: inline-block;
  width: auto;
  padding: var(--space-4) var(--space-10);
}

.welcome-note {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--space-5);
  text-align: center;
}

/* ── Welcome Steps Bar ────────────────────────────────────── */
.welcome-steps {
  border-top: 1px solid var(--border-light);
  padding-top: var(--space-6);
  text-align: center;
}

.welcome-steps-label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--canary-gold);
  margin-bottom: var(--space-4);
}

.welcome-steps-grid {
  display: flex;
  justify-content: center;
  gap: var(--space-5);
}

.welcome-step {
  text-align: center;
  flex: 1;
  max-width: 80px;
}

.welcome-step-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--gather-bg);
  border: 1px solid var(--gather-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-2);
  color: var(--canary-gold);
}

.welcome-step-name {
  font-size: var(--text-xs);
  color: var(--text-gray);
  font-weight: 600;
}

/* ── Welcome Page — Responsive ────────────────────────────── */
@media (min-width: 769px) {
  .welcome-heading {
    font-size: 34px;
  }
}

@media (min-width: 1024px) {
  .welcome-hero {
    padding: 80px 0 var(--space-8);
  }

  .welcome-heading {
    font-size: 42px;
    letter-spacing: -0.5px;
  }

  .welcome-sub {
    font-size: 17px;
    max-width: 360px;
  }

  .welcome-logo {
    width: 128px;
    height: 128px;
  }
}

/* ============================================================
   Admin Page
   (migrated from admin.html)
   ============================================================ */

.admin-hero {
  padding: var(--space-8) 0 var(--space-5);
}

.admin-hero h1 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--dark);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-2);
}

.admin-hero p {
  font-size: var(--text-sm);
  color: var(--text-gray);
  line-height: var(--leading-relaxed);
}

.section-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-gray);
  margin: 28px 0 var(--space-3);
}

.instruction-card code {
  display: inline-block;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: var(--text-xs);
  color: var(--canary-gold);
  margin-top: var(--space-2);
}

.instruction-card.no-guides {
  border-left-color: var(--border-light);
}

.instruction-card.no-guides h4 {
  color: var(--text-gray);
  font-weight: 500;
}

/* ============================================================
   36V Converter — Wire Table & Extras
   (migrated from guides/setup/36v-converter.html)
   ============================================================ */

.wire-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-3) 0;
  font-size: var(--text-sm);
}

.wire-table th {
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-gray);
  padding: var(--space-2) var(--space-3);
  border-bottom: 2px solid var(--border-light);
}

.wire-table td {
  padding: var(--space-2) var(--space-3);
  vertical-align: top;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-gray);
  line-height: var(--leading-normal);
}

.wire-table tr:last-child td {
  border-bottom: none;
}

.wire-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  white-space: nowrap;
}

.wire-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(0,0,0,0.15);
}

.wire-dot.yellow  { background: #f5c400; }
.wire-dot.green   { background: #2e7d32; }
.wire-dot.black   { background: #1a1a1a; }
.wire-dot.red     { background: #c62828; }
.wire-dot.blue    { background: #1565c0; }

.wire-label.yellow { color: #7a6000; }
.wire-label.green  { color: #1b5e20; }
.wire-label.black  { color: #1a1a1a; }
.wire-label.red    { color: #b71c1c; }
.wire-label.blue   { color: #0d47a1; }

/* ── Wiring Overview Card ─────────────────────────────────── */
.wiring-overview {
  background: var(--light-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin: var(--space-4) 0;
}

.wiring-overview h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-gray);
  margin-bottom: var(--space-3);
}

/* ── Info Box (blue tint) ─────────────────────────────────── */
.info-box {
  background: #e8f0fe;
  border: 1px solid #aac4f7;
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-3) 0;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-3);
  color: #1a3a6b;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
}

.info-box .info-icon {
  font-size: var(--text-base);
  flex-shrink: 0;
  margin-top: 1px;
}

.info-box p {
  margin: 0;
}

/* ============================================================
   Premium Visual Polish
   Phases 2–8: Animations, Depth, Hero, Micro-interactions,
   Texture, Image Polish, Typography
   ============================================================ */

/* ── Phase 2: Entrance Animations ─────────────────────────── */

.fade-in-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

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

/* Stagger children inside .stagger containers */
.stagger > .fade-in-up:nth-child(1) { transition-delay: 0ms; }
.stagger > .fade-in-up:nth-child(2) { transition-delay: 80ms; }
.stagger > .fade-in-up:nth-child(3) { transition-delay: 160ms; }
.stagger > .fade-in-up:nth-child(4) { transition-delay: 240ms; }
.stagger > .fade-in-up:nth-child(5) { transition-delay: 320ms; }
.stagger > .fade-in-up:nth-child(6) { transition-delay: 400ms; }
.stagger > .fade-in-up:nth-child(7) { transition-delay: 480ms; }
.stagger > .fade-in-up:nth-child(8) { transition-delay: 560ms; }
.stagger > .fade-in-up:nth-child(9) { transition-delay: 640ms; }

@media (prefers-reduced-motion: reduce) {
  .fade-in-up {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ── Phase 3: Surface Depth & Layering ────────────────────── */

:root {
  --shadow-xs:    0 1px 2px rgba(0,0,0,0.03);
  --shadow-xl:    0 20px 40px -10px rgba(0,0,0,0.1), 0 8px 16px -8px rgba(0,0,0,0.06);
  --shadow-inner: inset 0 1px 2px rgba(0,0,0,0.04);
}

/* ── Phase 4: Welcome Hero Upgrade ────────────────────────── */

.welcome-hero {
  position: relative;
}

.welcome-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 420px;
  height: 320px;
  background: radial-gradient(ellipse, rgba(196, 154, 0, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.welcome-hero > * {
  position: relative;
  z-index: 1;
}

/* ── Phase 5: Micro-interactions ──────────────────────────── */

.cta-next {
  position: relative;
  overflow: hidden;
}

.cta-next::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  transition: left 0.5s ease-out;
  pointer-events: none;
}

.cta-next:hover::after {
  left: 100%;
}

@media (prefers-reduced-motion: reduce) {
  .cta-next::after {
    display: none;
  }
}

/* Choice card — gold left accent bar on hover/selected */
.choice-card {
  position: relative;
  overflow: hidden;
}

.choice-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--canary-gold);
  transform: scaleY(0);
  transition: transform var(--transition-base);
  transform-origin: center;
}

.choice-card:hover::before,
.choice-card.selected::before {
  transform: scaleY(1);
}

@media (prefers-reduced-motion: reduce) {
  .choice-card::before {
    transition: none;
  }
}

/* Welcome step icons — subtle hover lift */
.welcome-step-icon {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.welcome-step:hover .welcome-step-icon {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ── Phase 6: Subtle Texture ──────────────────────────────── */

body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.018;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* Header gold accent line */
.canary-header {
  position: relative;
}

.canary-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--canary-gold), var(--canary-gold-light) 40%, transparent 80%);
}

/* ── Phase 7: Image Presentation ──────────────────────────── */

.figure-card figcaption {
  background: var(--light-bg);
  font-style: italic;
}

@media (min-width: 769px) and (prefers-reduced-motion: no-preference) {
  .figure-card img {
    transition: transform 0.4s ease-out;
  }
  .figure-card:hover img {
    transform: scale(1.02);
  }
}

/* ── Phase 8: Typography Refinements ──────────────────────── */

.step-title {
  letter-spacing: -0.4px;
}

.step-title,
.welcome-heading,
.interstitial-title {
  text-wrap: balance;
}

@media (min-width: 769px) {
  html {
    font-size: 17px;
  }

  .welcome-heading {
    letter-spacing: -0.8px;
  }
}

/* ── Simple picker (Yes / No, voltage) ─────────────────────── */
.picker-row {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

.picker-btn {
  flex: 1 1 140px;
  min-height: 56px;
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-stack);
  font-size: var(--text-base);
  font-weight: 600;
  text-align: center;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.picker-btn-primary {
  background: var(--canary-gold);
  color: var(--white);
  border: 2px solid var(--canary-gold);
}

.picker-btn-primary:hover {
  background: var(--canary-gold-dark);
  border-color: var(--canary-gold-dark);
}

.picker-btn-secondary {
  background: var(--white);
  color: var(--dark);
  border: 2px solid var(--dark);
}

.picker-btn-secondary:hover {
  background: var(--dark);
  color: var(--white);
}

.picker-btn:active {
  transform: scale(0.98);
}

.picker-followup {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.25s ease, margin-top 0.35s ease;
  margin-top: 0;
}

.picker-followup.visible {
  max-height: 400px;
  opacity: 1;
  margin-top: var(--space-8);
}

.picker-followup-question {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--dark);
  margin: 0;
}