/* ==========================================================================
   Bike Rental Booking Wizard – Stylesheet
   Design: Premium glassmorphism with teal accent (#3a7c8c)
   ========================================================================== */

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

:root {
  --c-primary: #3a7c8c;
  --c-primary-light: #4a9aad;
  --c-primary-dark: #2d6370;
  --c-primary-glow: rgba(58, 124, 140, 0.25);
  --c-secondary: #c46060;
  --c-success: #2e9e5a;
  --c-success-light: #36b868;
  --c-warning-bg: #fff8e1;
  --c-warning-border: #f9a825;
  --c-notice-bg: #e3f2fd;
  --c-notice-border: #42a5f5;
  --c-error: #d32f2f;
  --c-error-bg: #fdecea;
  --c-text: #1a2a32;
  --c-text-secondary: #5a6d78;
  --c-text-muted: #8a9ba5;
  --c-bg: linear-gradient(135deg, #e8f0f4 0%, #ffffff 100%);
  --c-card: rgba(255, 255, 255, 0.82);
  --c-card-solid: #ffffff;
  --c-border: rgba(58, 124, 140, 0.12);
  --c-border-light: rgba(0, 0, 0, 0.06);
  --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 0 3px var(--c-primary-glow);
  --radius-xs: 0.375rem;
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-pill: 2.5rem;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Manrope', 'Inter', sans-serif;
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---------- App Container ---------- */
#app {
  max-width: 780px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

/* ---------- Info Banners ---------- */
.info-banner {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.875rem 1.125rem;
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.55;
  border-left: 4px solid transparent;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.info-banner .icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 0.05rem;
}

.info-banner p {
  flex: 1;
}

.info-banner.warning {
  background: var(--c-warning-bg);
  border-left-color: var(--c-warning-border);
  color: #5d4400;
}

.info-banner.notice {
  background: var(--c-notice-bg);
  border-left-color: var(--c-notice-border);
  color: #1a3d5c;
}

/* ---------- Progress Bar ---------- */
.progress-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 1.75rem 0 2rem;
  overflow-x: auto;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

.progress-dot {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: var(--c-card-solid);
  border: 2px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-text-muted);
  transition: all var(--transition-smooth);
  box-shadow: var(--shadow-sm);
}

.progress-step.active .progress-dot,
.progress-step.completed .progress-dot {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.progress-step.completed .progress-dot {
  background: var(--c-primary-dark);
  border-color: var(--c-primary-dark);
}

.progress-label {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--c-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: color var(--transition-base);
}

.progress-step.active .progress-label {
  color: var(--c-primary);
  font-weight: 600;
}

.progress-step.completed .progress-label {
  color: var(--c-primary-dark);
}

.progress-line {
  flex: 1;
  height: 2px;
  background: var(--c-border);
  min-width: 1.5rem;
  max-width: 4rem;
  margin: 0 0.25rem;
  margin-bottom: 1.2rem;
  border-radius: 1px;
  transition: background var(--transition-smooth);
  position: relative;
}

.progress-line.filled {
  background: var(--c-primary);
}

/* ---------- Steps ---------- */
.step {
  display: none;
  animation: fadeSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.step.step-active {
  display: block;
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.step h2 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--c-text);
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

.step-desc {
  color: var(--c-text-secondary);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

/* ---------- Bike Grid ---------- */
.bike-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
  gap: 0.75rem;
}

.bike-card {
  position: relative;
  padding: 1rem 0.875rem;
  border-radius: var(--radius-lg);
  background: var(--c-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 2px solid var(--c-border-light);
  cursor: pointer;
  transition: all var(--transition-smooth);
  text-align: center;
  user-select: none;
}

.bike-card:hover:not(.disabled) {
  border-color: var(--c-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.bike-card.selected {
  border-color: var(--c-primary);
  background: rgba(58, 124, 140, 0.06);
  box-shadow: var(--shadow-glow), var(--shadow-md);
}

.bike-card.selected::after {
  content: '✓';
  position: absolute;
  top: 0.4rem;
  right: 0.5rem;
  width: 1.3rem;
  height: 1.3rem;
  background: var(--c-primary);
  color: #fff;
  border-radius: 50%;
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  animation: popIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes popIn {
  from { transform: scale(0); }
  to { transform: scale(1); }
}

.bike-card.disabled {
  opacity: 0.38;
  cursor: not-allowed;
  filter: grayscale(0.6);
}

.bike-card .bike-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-light));
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  transition: transform var(--transition-fast);
}

.bike-card.disabled .bike-number {
  background: linear-gradient(135deg, #bbb, #ccc);
}

.bike-card:hover:not(.disabled) .bike-number {
  transform: scale(1.08);
}

.bike-card .bike-name {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--c-text-secondary);
  line-height: 1.35;
}

.bike-card.disabled .bike-name {
  color: var(--c-text-muted);
}

/* ---------- Extras List ---------- */
.extras-list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: 1.25rem;
}

.extra-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1rem 1.125rem;
  border-radius: var(--radius-lg);
  background: var(--c-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 2px solid var(--c-border-light);
  cursor: pointer;
  transition: all var(--transition-smooth);
  user-select: none;
}

.extra-item:hover {
  border-color: var(--c-primary-light);
  box-shadow: var(--shadow-sm);
}

.extra-item.active {
  border-color: var(--c-primary);
  background: rgba(58, 124, 140, 0.05);
  box-shadow: var(--shadow-glow);
}

.extra-info {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.extra-name {
  font-weight: 500;
  font-size: 0.9375rem;
}

.extra-price {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--c-primary);
}

.extra-qty-control {
  display: flex;
  align-items: center;
  gap: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid var(--c-border);
  flex-shrink: 0;
}

.extra-qty-control .qty-btn {
  width: 2rem;
  height: 2rem;
  background: var(--c-card-solid);
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--c-text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.extra-qty-control .qty-btn:hover {
  background: rgba(58, 124, 140, 0.08);
  color: var(--c-primary);
}

.extra-qty-control .qty-val {
  width: 2.2rem;
  text-align: center;
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font-heading);
  border-left: 1px solid var(--c-border);
  border-right: 1px solid var(--c-border);
  background: transparent;
  color: var(--c-text);
  padding: 0.2rem 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ---------- Deposit Info ---------- */
.deposit-info {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  padding: 0.875rem 1rem;
  background: rgba(58, 124, 140, 0.06);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  color: var(--c-primary-dark);
  border: 1px solid rgba(58, 124, 140, 0.12);
}

.deposit-info .icon {
  font-size: 1rem;
  flex-shrink: 0;
}

/* ---------- Duration Options ---------- */
.duration-options {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.duration-card {
  display: block;
  position: relative;
  cursor: pointer;
  user-select: none;
}

.duration-card input[type="radio"] {
  display: none;
}

.duration-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 1.125rem 1.25rem;
  border-radius: var(--radius-lg);
  background: var(--c-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 2px solid var(--c-border-light);
  transition: all var(--transition-smooth);
}

.duration-card:hover .duration-content {
  border-color: var(--c-primary-light);
  box-shadow: var(--shadow-sm);
}

.duration-card:has(input:checked) .duration-content {
  border-color: var(--c-primary);
  background: rgba(58, 124, 140, 0.05);
  box-shadow: var(--shadow-glow);
}

.duration-name {
  font-weight: 600;
  font-size: 1rem;
  flex: 1;
  min-width: 160px;
}

.duration-price {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--c-primary);
}

.duration-desc {
  width: 100%;
  font-size: 0.8rem;
  color: var(--c-text-muted);
  margin-top: -0.15rem;
}

/* ---------- Multi-day Selector ---------- */
.multi-day-selector {
  display: none;
  align-items: center;
  gap: 1rem;
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background: var(--c-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border-light);
  animation: fadeSlideIn 0.3s ease forwards;
}

.multi-day-selector.visible {
  display: flex;
}

.multi-day-selector label {
  font-weight: 500;
  font-size: 0.9375rem;
  white-space: nowrap;
}

.num-days-control {
  display: flex;
  align-items: center;
  gap: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid var(--c-border);
}

.num-days-btn {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--c-card-solid);
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--c-text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.num-days-btn:hover {
  background: rgba(58, 124, 140, 0.08);
  color: var(--c-primary);
}

.num-days-btn:active {
  background: rgba(58, 124, 140, 0.15);
}

#num-days {
  width: 3rem;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 700;
  font-family: var(--font-heading);
  border: none;
  border-left: 1px solid var(--c-border);
  border-right: 1px solid var(--c-border);
  background: transparent;
  -moz-appearance: textfield;
  color: var(--c-text);
  padding: 0.4rem 0;
}

#num-days::-webkit-inner-spin-button,
#num-days::-webkit-outer-spin-button {
  -webkit-appearance: none;
}

/* ---------- Datetime Picker ---------- */
.datetime-picker {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.availability-status {
  grid-column: 1 / -1;
  min-height: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
}

.availability-status.loading {
  color: var(--c-text-muted);
}

.availability-status.loading::before {
  content: '';
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--c-border);
  border-top-color: var(--c-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

.availability-status.error {
  color: var(--c-error);
}

.availability-status.success {
  color: var(--c-success);
}

/* ---------- Form Fields ---------- */
.form-fields {
  display: grid;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-text-secondary);
  letter-spacing: 0.01em;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.75rem 1rem;
  border: 2px solid var(--c-border-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--c-text);
  background: var(--c-card-solid);
  transition: all var(--transition-base);
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-glow);
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
  border-color: var(--c-error);
  box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.15);
}

.form-group input:disabled,
.form-group select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.form-group textarea {
  resize: vertical;
  min-height: 4rem;
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235a6d78' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-group select option:disabled {
  color: var(--c-text-muted);
}

/* ---------- Summary Card ---------- */
.summary-card {
  background: var(--c-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--c-border-light);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.summary-header {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-light));
  color: #fff;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.summary-header .summary-bike-icon {
  font-size: 1.75rem;
}

.summary-header-info h3 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 0.1rem;
}

.summary-header-info span {
  font-size: 0.8125rem;
  opacity: 0.85;
}

.summary-section {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--c-border-light);
}

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

.summary-section-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-text-muted);
  margin-bottom: 0.75rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.3rem 0;
  font-size: 0.9rem;
}

.summary-row .label {
  color: var(--c-text-secondary);
}

.summary-row .value {
  font-weight: 600;
  text-align: right;
}

.summary-row.deposit {
  color: var(--c-text-muted);
  font-style: italic;
  font-size: 0.8125rem;
}

.summary-row.deposit .value {
  font-weight: 500;
}

.summary-divider {
  border: none;
  border-top: 1px dashed var(--c-border);
  margin: 0.5rem 0;
}

.summary-total-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.75rem 0 0.25rem;
}

.summary-total-row .label {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
}

.summary-total-row .value {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--c-primary);
}

.summary-deadline {
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  background: rgba(58, 124, 140, 0.06);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--c-primary);
  font-size: 0.8125rem;
}

.summary-deadline strong {
  color: var(--c-primary-dark);
}

.summary-customer-info {
  display: grid;
  gap: 0.35rem;
  font-size: 0.875rem;
}

.summary-customer-info .row {
  display: flex;
  gap: 0.5rem;
}

.summary-customer-info .row .label {
  color: var(--c-text-muted);
  min-width: 5rem;
  font-size: 0.8125rem;
}

.summary-customer-info .row .value {
  font-weight: 500;
}

/* ---------- Navigation Buttons ---------- */
.nav-buttons {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-border-light);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.75rem;
  border: 2px solid transparent;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-smooth);
  white-space: nowrap;
  outline: none;
  position: relative;
}

.btn:active:not(:disabled) {
  transform: scale(0.97);
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-light));
  color: #fff;
  box-shadow: 0 2px 8px rgba(58, 124, 140, 0.3);
}

.btn-primary:hover:not(:disabled) {
  box-shadow: 0 4px 16px rgba(58, 124, 140, 0.4);
  transform: translateY(-1px);
}

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

.btn-secondary:hover:not(:disabled) {
  border-color: var(--c-primary-light);
  color: var(--c-primary);
  background: rgba(58, 124, 140, 0.04);
}

.btn-success {
  background: linear-gradient(135deg, var(--c-success), var(--c-success-light));
  color: #fff;
  box-shadow: 0 2px 8px rgba(46, 158, 90, 0.3);
  font-size: 1rem;
  padding: 0.9rem 2rem;
}

.btn-success:hover:not(:disabled) {
  box-shadow: 0 4px 16px rgba(46, 158, 90, 0.4);
  transform: translateY(-1px);
}

/* ---------- Button Spinner ---------- */
.btn-spinner {
  width: 1.1rem;
  height: 1.1rem;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.65s linear infinite;
}

/* ---------- Success Message ---------- */
.success-message {
  display: none;
  text-align: center;
  padding: 3rem 1.5rem;
  animation: fadeSlideIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.success-message.visible {
  display: block;
}

.success-icon {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  animation: bounceIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes bounceIn {
  0% { transform: scale(0); opacity: 0; }
  50% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}

.success-message h2 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.75rem;
  color: var(--c-success);
  margin-bottom: 0.5rem;
}

.success-message p {
  color: var(--c-text-secondary);
  margin-bottom: 2rem;
  font-size: 1rem;
}

/* ---------- Error Message ---------- */
.error-message {
  display: none;
  padding: 1rem 1.25rem;
  background: var(--c-error-bg);
  border: 1px solid rgba(211, 47, 47, 0.2);
  border-radius: var(--radius-md);
  color: var(--c-error);
  font-size: 0.875rem;
  font-weight: 500;
  margin-top: 1rem;
  animation: shakeIn 0.4s ease;
}

.error-message.visible {
  display: block;
}

@keyframes shakeIn {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
  #app {
    padding: 1rem 0.75rem 2.5rem;
  }

  .progress-label {
    display: none;
  }

  .progress-dot {
    width: 1.875rem;
    height: 1.875rem;
    font-size: 0.7rem;
  }

  .progress-line {
    min-width: 0.75rem;
    margin-bottom: 0;
  }

  .bike-grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 0.5rem;
  }

  .bike-card {
    padding: 0.75rem 0.625rem;
  }

  .bike-card .bike-number {
    width: 2.125rem;
    height: 2.125rem;
    font-size: 0.85rem;
  }

  .step h2 {
    font-size: 1.25rem;
  }

  .datetime-picker {
    grid-template-columns: 1fr;
  }

  .nav-buttons {
    flex-wrap: wrap;
  }

  .btn {
    flex: 1;
    min-width: 0;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
  }

  .summary-header {
    padding: 1rem 1.125rem;
  }

  .summary-section {
    padding: 1rem 1.125rem;
  }

  .duration-content {
    padding: 0.875rem 1rem;
  }

  .multi-day-selector {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

@media (max-width: 380px) {
  .bike-grid {
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  }
}

/* ---------- Utilities ---------- */
.hidden {
  display: none !important;
}

/* Smooth scrollbar for app */
#app::-webkit-scrollbar {
  width: 6px;
}

#app::-webkit-scrollbar-track {
  background: transparent;
}

#app::-webkit-scrollbar-thumb {
  background: var(--c-border);
  border-radius: 3px;
}