/**
 * HabitFlow - Phase 2 Onboarding Responsive & Result Screen Styles
 * Breakpoints: 360px, 480px, 768px, 1024px, 1280px+
 */

/* ==========================================================================
   1. Mobile Viewport & Safe-Area Optimization
   ========================================================================== */
@media (max-width: 640px) {
  .onboarding-main {
    padding: var(--space-4) var(--space-4) calc(var(--space-8) + var(--safe-bottom));
  }

  .question-title {
    font-size: 1.375rem;
  }

  .options-grid-2col {
    grid-template-columns: 1fr;
  }

  .option-card {
    padding: var(--space-3) var(--space-4);
    min-height: 54px;
  }

  .option-icon {
    width: 36px;
    height: 36px;
    font-size: 1.25rem;
  }

  .option-title {
    font-size: 0.95rem;
  }
}

/* ==========================================================================
   2. Desktop Layout (Centered Premium Container)
   ========================================================================== */
@media (min-width: 1024px) {
  .onboarding-app {
    background-color: var(--surface-secondary);
  }

  .onboarding-desktop-shell {
    display: flex;
    max-width: 1080px;
    margin: var(--space-8) auto;
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    min-height: 680px;
  }

  .onboarding-desktop-sidebar {
    width: 360px;
    background: linear-gradient(180deg, var(--surface) 0%, var(--surface-secondary) 100%);
    border-right: 1px solid var(--border);
    padding: var(--space-8) var(--space-6);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .desktop-sidebar-brand {
    margin-bottom: var(--space-8);
  }

  .desktop-milestone-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    margin: auto 0;
  }

  .milestone-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .milestone-dot {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    background-color: var(--surface);
    flex-shrink: 0;
    margin-top: 2px;
  }

  .milestone-item.completed .milestone-dot {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--text-on-primary);
  }

  .milestone-item.active .milestone-dot {
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
  }

  .milestone-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text);
  }

  .milestone-desc {
    font-size: 0.775rem;
    color: var(--text-muted);
  }

  .onboarding-main {
    padding: var(--space-8) var(--space-8);
    max-width: 680px;
  }
}

/* ==========================================================================
   3. Personalized Result Screen Styles
   ========================================================================== */
.result-view-container {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4) var(--space-12);
  width: 100%;
}

.result-hero-banner {
  text-align: center;
  margin-bottom: var(--space-8);
}

.result-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--primary-light);
  color: var(--primary-dark);
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.result-hero-title {
  font-size: clamp(1.65rem, 4vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: var(--space-2);
}

.result-hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Recommended Tracker Card */
.recommended-tracker-card {
  background-color: var(--surface);
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.recommended-tracker-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.tracker-profile-icon {
  font-size: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background-color: var(--primary-light);
  flex-shrink: 0;
}

.tracker-profile-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
}

.tracker-profile-category {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-top: 2px;
}

.tracker-profile-tagline {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: var(--space-4);
}

/* Transparent Reason Box */
.recommendation-reason-box {
  background-color: var(--surface-secondary);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: var(--space-3) var(--space-4);
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text);
}

.reason-box-title {
  font-weight: 700;
  font-size: 0.825rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

/* Starter Habits Section */
.result-section-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text);
  margin: var(--space-8) 0 var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.starter-habits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .starter-habits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.starter-habit-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  box-shadow: var(--shadow-sm);
}

.starter-habit-icon {
  font-size: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--surface-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.starter-habit-info {
  flex: 1;
}

.starter-habit-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}

.starter-habit-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: 4px;
  font-size: 0.775rem;
  color: var(--text-muted);
}

.starter-habit-tag {
  background-color: var(--surface-secondary);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

/* Routine Timeline Section */
.routine-timeline-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-6);
}

.routine-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border);
}

.routine-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.routine-time-badge {
  font-size: 0.8rem;
  font-weight: 600;
  background-color: var(--surface-secondary);
  color: var(--text-secondary);
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

.routine-steps-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
  padding-left: var(--space-6);
}

.routine-steps-list::before {
  content: '';
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background-color: var(--surface-muted);
}

.routine-step-item {
  position: relative;
}

.routine-step-dot {
  position: absolute;
  left: calc(-1 * var(--space-6) + 5px);
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--primary);
  border: 2px solid var(--surface);
}

.routine-step-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
}

.routine-step-detail {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Registration CTA Box */
.result-cta-panel {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  margin-top: var(--space-8);
  box-shadow: var(--shadow-md);
}

.result-cta-panel p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}