:root {
  --bg: #faf8f6;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #666;
  --accent: #b8865a;
  --accent-dark: #9a6f45;
  --pink: #fce4ec;
  --border: #c8bfb6;
  --danger: #b42318;
  --ok: #067647;
  --shadow: 0 8px 24px rgba(26, 26, 26, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
  font-size: 17px;
  min-height: 100vh;
}

.portal-app {
  max-width: 720px;
  margin: 0 auto;
  padding: 1rem 0.85rem 5rem;
  min-height: 100vh;
}

.portal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding: 0.35rem 0;
}

.portal-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}

.portal-brand img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
  background: #fff;
}

.portal-brand h1 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.2;
}

.portal-brand p {
  margin: 0.1rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.15rem;
  box-shadow: var(--shadow);
  margin-bottom: 1rem;
}

.card h2 {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
}

.card p.lead {
  margin: 0 0 1rem;
  color: var(--muted);
}

.hero-card {
  text-align: center;
  padding: 1.5rem 1.15rem;
}

.hero-logo {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--border);
  margin: 0 auto 0.85rem;
  display: block;
  background: #fff;
}

.hero-welcome {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  font-weight: 700;
}

.hero-sub {
  margin: 0;
  color: var(--muted);
}

.field {
  display: block;
  margin-bottom: 0.85rem;
}

.field span {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.field input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  font: inherit;
  background: #fff;
}

.field input:focus {
  outline: 2px solid rgba(184, 134, 90, 0.35);
  border-color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.65rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.2;
}

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

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-color: transparent;
  color: #fff;
}

.btn.primary:hover {
  filter: brightness(1.03);
}

.btn.block {
  width: 100%;
}

.btn.ghost {
  background: transparent;
}

.btn-link {
  background: none;
  border: none;
  padding: 0;
  color: var(--accent-dark);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.row {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.row .btn {
  flex: 1 1 auto;
}

.error {
  background: #fef3f2;
  border: 1px solid #fecdca;
  color: var(--danger);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  margin-bottom: 0.85rem;
  font-size: 0.95rem;
}

.info {
  background: #fff8f0;
  border: 1px solid #f0dcc8;
  color: #7a4f1d;
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  margin-bottom: 0.85rem;
  font-size: 0.95rem;
}

.muted {
  color: var(--muted);
  font-size: 0.9rem;
}

.center-links {
  text-align: center;
  margin-top: 0.85rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  margin-top: 0.5rem;
}

.feature-tile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  padding: 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
  min-height: 88px;
}

.feature-tile:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

.feature-tile strong {
  font-size: 0.98rem;
}

.feature-tile span {
  font-size: 0.82rem;
  color: var(--muted);
}

.feature-tile.promo {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, #fff5f8, #fff);
  border-color: #f3c9d7;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 0.75rem;
}

.gallery-grid img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #eee;
}

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.96);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(8px);
  display: flex;
  justify-content: space-around;
  padding: 0.35rem 0.5rem calc(0.35rem + env(safe-area-inset-bottom));
  z-index: 20;
}

.bottom-nav button {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.45rem 0.25rem;
  font: inherit;
  font-size: 0.78rem;
  color: var(--muted);
  cursor: pointer;
}

.bottom-nav button.active {
  color: var(--accent-dark);
  font-weight: 700;
}

.appointment-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.appointment-list li {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.75rem;
  margin-bottom: 0.65rem;
  background: #fff;
}

.appointment-list .when {
  font-weight: 700;
}

.appointment-list .status {
  display: inline-block;
  margin-top: 0.25rem;
  font-size: 0.82rem;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  background: var(--pink);
}

.loading-overlay {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--muted);
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  margin-bottom: 0.65rem;
  font-size: 0.9rem;
}

.checkbox-row input {
  margin-top: 0.2rem;
}

@media (min-width: 640px) {
  .portal-app {
    padding-top: 1.5rem;
  }

  .feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.booking-top {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.75rem;
}

.booking-top h2 {
  margin: 0;
  font-size: 1.15rem;
  flex: 1;
}

.slot-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.slot-btn {
  padding: 0.65rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  text-align: left;
}

.slot-btn:hover {
  border-color: var(--accent);
  background: #fff8f0;
}