/* PMPRunning Coaching Configurator – Premium Dark Theme */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg-primary: #0b1120;
  --bg-secondary: #111827;
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-card-hover: rgba(30, 41, 59, 0.9);
  --bg-card-selected: rgba(234, 88, 12, 0.12);
  --border-default: rgba(148, 163, 184, 0.15);
  --border-selected: #ea580c;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #ea580c;
  --accent-hover: #f97316;
  --accent-glow: rgba(234, 88, 12, 0.25);
  --success: #22c55e;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 20px rgba(234, 88, 12, 0.15);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: linear-gradient(135deg, #0b1120 0%, #1e293b 50%, #0f172a 100%);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

#root {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 16px 80px;
}

/* ===== HEADER ===== */
.cfg-header {
  text-align: center;
  padding: 48px 16px 40px;
}

.cfg-header__brand {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(234, 88, 12, 0.1);
  border: 1px solid rgba(234, 88, 12, 0.25);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.cfg-header__title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.2;
}

.cfg-header__subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ===== LAYOUT ===== */
.cfg-layout {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.cfg-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ===== STEP SECTION ===== */
.cfg-step {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-default);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
}

.cfg-step__label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

.cfg-step__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
}

/* ===== CARD GRID (Steps 1 & 2) ===== */
.cfg-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.cfg-card {
  position: relative;
  background: var(--bg-secondary);
  border: 2px solid var(--border-default);
  border-radius: var(--radius-sm);
  padding: 20px;
  cursor: pointer;
  transition: all 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

.cfg-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(148, 163, 184, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.cfg-card--selected {
  background: var(--bg-card-selected);
  border-color: var(--border-selected);
  box-shadow: var(--shadow-glow);
}

.cfg-card--selected:hover {
  background: var(--bg-card-selected);
  border-color: var(--border-selected);
}

.cfg-card__name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.cfg-card__price {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
}

/* ===== POPULAR CARD (Performance Tier) ===== */
.cfg-card--popular {
  border-color: var(--accent);
  box-shadow: 0 0 16px rgba(234, 88, 12, 0.12);
  z-index: 1;
}

.cfg-card--popular:hover {
  border-color: var(--accent-hover);
  box-shadow: 0 0 24px rgba(234, 88, 12, 0.2);
  transform: translateY(-3px);
}

.cfg-card--popular.cfg-card--selected {
  box-shadow: 0 0 24px rgba(234, 88, 12, 0.25);
}

.cfg-card__badge {
  position: absolute;
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 3px 12px;
  border-radius: 100px;
  white-space: nowrap;
  line-height: 1.4;
}

.cfg-card__microcopy {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
  flex-basis: 100%;
}

/* ===== ELITE CARD ===== */
.cfg-card--elite {
  border-color: rgba(147, 51, 234, 0.3);
}

.cfg-card--elite:hover {
  border-color: rgba(147, 51, 234, 0.5);
  box-shadow: 0 0 20px rgba(147, 51, 234, 0.12);
}

.cfg-card--elite.cfg-card--selected {
  background: rgba(147, 51, 234, 0.1);
  border-color: #9333ea;
  box-shadow: 0 0 20px rgba(147, 51, 234, 0.2);
}

.cfg-card--elite.cfg-card--selected:hover {
  background: rgba(147, 51, 234, 0.1);
  border-color: #9333ea;
}

.cfg-card__badge--elite {
  background: linear-gradient(135deg, #9333ea 0%, #a855f7 100%);
}

/* ===== BUNDLE PREVIEW ===== */
.cfg-card__bundle {
  flex-basis: 100%;
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border-default);
}

.cfg-card__bundle-addon {
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-weight: 500;
  line-height: 1.3;
}

.cfg-card__bundle-pricing {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
}

.cfg-card__bundle-pricing--included {
  color: var(--success);
}

.cfg-card__bundle-note {
  font-size: 0.65rem;
  color: var(--text-muted);
  font-style: italic;
  line-height: 1.3;
}

/* ===== CHECKBOX ROWS (Steps 3, 4, 5) ===== */
.cfg-checks {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cfg-check {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.cfg-check:hover {
  background: var(--bg-card-hover);
  border-color: rgba(148, 163, 184, 0.3);
}

.cfg-check--selected {
  background: var(--bg-card-selected);
  border-color: var(--border-selected);
}

.cfg-check__box {
  width: 20px;
  height: 20px;
  border: 2px solid var(--text-muted);
  border-radius: 4px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.cfg-check--selected .cfg-check__box {
  background: var(--accent);
  border-color: var(--accent);
}

.cfg-check__tick {
  display: none;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.cfg-check--selected .cfg-check__tick {
  display: block;
}

.cfg-check__label {
  flex: 1;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.cfg-check__price {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
}

/* ===== CHECK OPTION NOTE ===== */
.cfg-check__note {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 2px;
  font-weight: 400;
}

/* ===== STEP NOTE ===== */
.cfg-step__note {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
  padding-left: 4px;
}

/* ===== SUMMARY PANEL ===== */
.cfg-summary {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-default);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
}

.cfg-summary__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-default);
}

.cfg-summary__section {
  margin-bottom: 18px;
}

.cfg-summary__section-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.cfg-summary__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  font-size: 0.9rem;
}

.cfg-summary__item-name {
  color: var(--text-secondary);
}

.cfg-summary__item-price {
  color: var(--text-primary);
  font-weight: 600;
}

.cfg-summary__divider {
  height: 1px;
  background: var(--border-default);
  margin: 16px 0;
}

.cfg-summary__total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}

.cfg-summary__total-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.cfg-summary__total-price {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--accent);
}

.cfg-summary__note {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: 12px;
  font-style: italic;
}

/* ===== BUTTONS ===== */
.cfg-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

.cfg-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
  width: 100%;
}

.cfg-btn--primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.35);
}

.cfg-btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(234, 88, 12, 0.45);
}

.cfg-btn--secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
}

.cfg-btn--secondary:hover {
  background: rgba(148, 163, 184, 0.08);
  color: var(--text-primary);
}

/* ===== CUSTOM CONFIG MESSAGE ===== */
.cfg-custom-msg {
  margin-top: 14px;
  padding: 14px 18px;
  background: rgba(234, 88, 12, 0.08);
  border: 1px solid rgba(234, 88, 12, 0.2);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--accent-hover);
  line-height: 1.5;
  text-align: center;
}

/* ===== EMPTY STATE ===== */
.cfg-summary__empty {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 8px 0;
  font-style: italic;
}

/* ===== PAYMENT STATUS PANELS ===== */
.cfg-payment {
  border-radius: var(--radius);
  padding: 32px 28px;
  margin-bottom: 8px;
  text-align: center;
  box-shadow: var(--shadow-card);
}

.cfg-payment--success {
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.cfg-payment--cancel {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.cfg-payment__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.cfg-payment__heading {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.cfg-payment__text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 4px;
}

.cfg-payment--cancel .cfg-payment__text {
  color: #f87171;
  font-weight: 600;
  margin-bottom: 0;
}

.cfg-payment__list {
  list-style: none;
  padding: 8px 0 4px;
  display: inline-block;
  text-align: left;
}

.cfg-payment__list li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  padding: 3px 0;
  line-height: 1.5;
}

.cfg-payment__list li::before {
  content: "\2022";
  color: var(--success);
  font-weight: 700;
  margin-right: 8px;
}

.cfg-payment__next {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 12px;
  margin-bottom: 16px;
}

.cfg-payment__btn {
  display: inline-flex;
  width: auto;
  padding: 14px 40px;
  letter-spacing: 1px;
  font-size: 0.95rem;
}

/* ===== RESPONSIVE ===== */
@media (min-width: 640px) {
  .cfg-cards {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }

  .cfg-card {
    flex-direction: column;
    text-align: center;
    gap: 8px;
  }

  .cfg-card--popular {
    transform: scale(1.05);
    padding: 28px 20px;
  }

  .cfg-card--popular:hover {
    transform: scale(1.05) translateY(-3px);
  }

  .cfg-card--elite {
    padding: 20px;
  }

  .cfg-card__bundle {
    text-align: center;
  }

  .cfg-header__title {
    font-size: 2.75rem;
  }
}

@media (min-width: 900px) {
  #root {
    padding: 32px 24px 80px;
  }

  .cfg-layout {
    flex-direction: row;
    align-items: flex-start;
  }

  .cfg-main {
    flex: 1;
    min-width: 0;
  }

  .cfg-sidebar {
    width: 360px;
    flex-shrink: 0;
    position: sticky;
    top: 24px;
  }
}

@media (min-width: 1100px) {
  .cfg-sidebar {
    width: 400px;
  }
}