:root {
  --bg: #FAF8F5;
  --card-bg: #ffffff;
  --foreground: #0d0d0d;
  --muted: #F3EFE9;
  --muted-foreground: #6b6b6b;
  --border: #ececec;
  --primary: #c47a5a;
  --primary-hover: #8a4d35;
  --primary-fg: #ffffff;
  --ring: #c47a5a;
  --danger: #dc2626;
  --success: #16a34a;
  --radius-card: 24px;
  --radius-img: 16px;
  --radius-pill: 9999px;
  --shadow: 0 1px 2px 0 rgba(0,0,0,.04), 0 1px 3px 0 rgba(0,0,0,.06);
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--foreground);
  background: var(--bg);
  min-height: 100vh;
}

.page {
  min-height: 100vh;
  padding: 16px;
  background: var(--bg);
}

.card {
  max-width: 28rem;
  margin: 0 auto;
  background: var(--card-bg);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  overflow: hidden;
}

/* Hero */
.hero {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--muted);
}

.hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Content sections */
.content {
  padding: 24px;
}

.content.hidden {
  display: none;
}

.title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 4px;
  color: var(--foreground);
}

.title .accent {
  color: var(--primary);
}

.subtitle {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin: 0 0 20px;
}

.center {
  text-align: center;
}

/* Sections */
.section {
  margin-bottom: 16px;
}

.section-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted-foreground);
  margin: 0 0 12px;
}

/* Date grid */
.date-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 20px;
}

.date-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 10px 4px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card-bg);
  cursor: pointer;
  font: inherit;
  font-size: 0.75rem;
  transition: all 0.2s;
  color: var(--foreground);
}

.date-btn:hover {
  border-color: var(--primary);
}

.date-btn.selected {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--primary-fg);
}

.date-btn.selected .dow,
.date-btn.selected .date-num {
  color: var(--primary-fg);
}

.dow {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--muted-foreground);
}

.date-num {
  font-size: 1rem;
  font-weight: 700;
}

/* Address */
.address {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  text-align: center;
  margin: 16px 0 0;
}

/* Back button */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 0;
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  margin-bottom: 16px;
}

.back-btn:hover {
  color: var(--foreground);
}

/* Time slots */
.time-block {
  margin-bottom: 20px;
}

.time-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted-foreground);
  margin: 0 0 8px;
}

.time-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.time-btn {
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card-bg);
  cursor: pointer;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s;
  color: var(--foreground);
}

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

.time-btn.selected {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--primary-fg);
}

.time-btn.disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* Form */
.form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.field-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted-foreground);
}

.field input {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font: inherit;
  font-size: 0.9375rem;
  transition: border-color 0.2s;
  outline: none;
  color: var(--foreground);
  background: var(--card-bg);
}

.field input::placeholder {
  color: var(--muted-foreground);
  opacity: 0.6;
}

.field input:focus {
  border-color: var(--ring);
  box-shadow: 0 0 0 2px rgba(196, 122, 90, 0.15);
}

/* Buttons */
.primary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  background: var(--primary);
  color: var(--primary-fg);
  border: none;
  border-radius: var(--radius-pill);
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
}

.primary-btn:hover {
  background: var(--primary-hover);
}

.primary-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  background: var(--card-bg);
  color: var(--foreground);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
}

.secondary-btn:hover {
  border-color: var(--foreground);
}

/* Error */
.error-text {
  font-size: 0.8125rem;
  color: var(--danger);
  text-align: center;
  margin: 0;
}

.error-text.hidden {
  display: none;
}

/* Confirmation */
.confirmation {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
}

.confirmation.hidden {
  display: none;
}

/* Success icon animation */
.success-icon {
  color: var(--success);
  margin-bottom: 8px;
  animation: successPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) both;
}

.success-circle {
  stroke-dasharray: 226;
  stroke-dashoffset: 226;
  animation: drawCircle 0.6s ease-out 0.15s forwards;
}

.success-check {
  stroke-dasharray: 60;
  stroke-dashoffset: 60;
  animation: drawCheck 0.4s ease-out 0.55s forwards;
}

@keyframes successPop {
  0% { transform: scale(0); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes drawCircle {
  to { stroke-dashoffset: 0; }
}

@keyframes drawCheck {
  to { stroke-dashoffset: 0; }
}

.confirm-card {
  width: 100%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  margin: 16px 0 20px;
  font-size: 0.875rem;
  line-height: 1.5;
  text-align: left;
  animation: cardFadeIn 0.4s ease-out 0.6s both;
}

@keyframes cardFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.confirm-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.confirm-row:last-child {
  border-bottom: none;
}

.confirm-row .label {
  color: var(--muted-foreground);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  min-width: 60px;
}

.confirm-row .value {
  color: var(--foreground);
  font-weight: 500;
  text-align: right;
  word-break: break-word;
}

/* Spinner */
.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--primary-fg);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.spinner.hidden {
  display: none;
}

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

/* GCal link full-width */
#gcal-link {
  width: 100%;
}

#reset-btn {
  margin-top: 0;
}

/* Responsive */
@media (min-width: 480px) {
  .page { padding: 24px; }
  .content { padding: 32px; }
  .title { font-size: 1.5rem; }
}