/* =========================================================
   DESIGN SYSTEM & ROOT VARIABLES
========================================================= */
:root {
  /* Brand Colors */
  --primary: #eb6835;
  --primary-glow: rgba(235, 104, 53, 0.15);
  --secondary: #6c5ce7;
  --secondary-glow: rgba(108, 92, 231, 0.15);
  --success: #00b894;
  --error: #ff4757;
  --warning: #ffa502;

  /* Theme Colors (Light default) */
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #1f2937;
  --text-muted: #6b7280;
  --border: rgba(0, 0, 0, 0.08);
  --input-bg: #ffffff;
  --preview-bg: rgba(0, 0, 0, 0.02);
  
  /* Shared Tokens */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 10px 30px rgba(0,0,0,0.06);
  --shadow-lg: 0 20px 60px rgba(235, 104, 53, 0.08);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Syne', sans-serif;
}

/* Dark Mode Overrides */
body.dark-mode {
  --bg: #0f172a;
  --card: #1e293b;
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --border: rgba(255, 255, 255, 0.08);
  --input-bg: #0f172a;
  --preview-bg: rgba(255, 255, 255, 0.02);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* =========================================================
   RESET & BASE
========================================================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  transition: background 0.3s ease, color 0.3s ease;
}

/* =========================================================
   UIverse PAGE WRAPPER
========================================================= */
.component-page {
  padding: 60px 24px;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.component-grid {
  width: 100%;
  max-width: 900px;
}

.component-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.card-top-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-btn {
  background: none;
  border: 1px solid var(--border);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-btn:hover {
  background: var(--preview-bg);
}

.card-label {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
}

.card-tag {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--primary-glow);
  color: var(--primary);
}

.card-preview {
  background: var(--preview-bg);
  border-radius: var(--radius-lg);
  padding: 40px 20px;
  margin-bottom: 32px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.card-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.action-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.view-btn {
  background: var(--text);
  color: var(--card);
  border: none;
}

.view-btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.copy-btn {
  background: var(--card);
  color: var(--text);
}

.copy-btn:hover {
  background: var(--preview-bg);
  transform: translateY(-2px);
}

.card-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* =========================================================
   COMPONENT: MULTI-STEP FORM
========================================================= */
.component-wrapper {
  width: 100%;
  max-width: 500px;
}

.multi-step-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

/* Stepper Indicator */
.step-stepper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  position: relative;
}

.step-indicator {
  position: relative;
  z-index: 2;
  border: none;
  background: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--card);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
}

.step-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
}

.step-divider {
  position: absolute;
  top: 20px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--border);
  z-index: 1;
}

/* Active & Completed States */
.step-indicator.active .step-number {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.step-indicator.active .step-title {
  color: var(--primary);
}

.step-indicator.completed .step-number {
  background: var(--success);
  border-color: var(--success);
  color: #fff;
}

.step-indicator.completed .step-title {
  color: var(--success);
}

/* Form Steps */
.form-step {
  display: none;
}

.form-step.active {
  display: block;
  animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.step-heading {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text);
}

.step-subheading {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

/* Form Fields */
.form-field {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="password"] {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-field input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

/* Password Meta */
.password-wrapper {
  position: relative;
}

.toggle-password {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
}

.strength-indicator {
  height: 5px;
  background: var(--border);
  border-radius: 99px;
  margin-top: 10px;
  overflow: hidden;
}

.strength-bar {
  height: 100%;
  width: 0;
  transition: width 0.4s ease, background 0.3s ease;
}

.strength-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* Custom Checkboxes */
.checkbox-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
}

.checkbox-card:hover {
  background: var(--preview-bg);
  border-color: var(--primary);
}

.checkbox-card input[type="checkbox"] {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  accent-color: var(--primary);
  margin-top: 2px;
  cursor: pointer;
}

.checkbox-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.checkbox-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}

.checkbox-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Error Messages */
.error-msg {
  font-size: 0.75rem;
  color: var(--error);
  min-height: 18px;
  font-weight: 500;
}

/* Actions */
.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 32px;
}

.btn {
  flex: 1;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: 1.5px solid transparent;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  border: none;
}

.btn-primary:not(:disabled):hover {
  background: #d95a2b;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--primary-glow);
}

.btn-outline {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-outline:not(:disabled):hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-glow);
}

/* Responsive */
@media (max-width: 600px) {
  .component-card {
    padding: 20px;
  }
  
  .step-title {
    display: none;
  }
  
  .step-stepper {
    padding: 0 20px;
  }
}