:root {
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --bg: #f6f7fb;
  --card-bg: #ffffff;
  --text: #111827;
  --text-muted: #64748b;
  --border: #e5e7eb;
  --navy: #101a35;
  --violet: #7c3aed;
}

.site-home-link { position:fixed; top:12px; left:12px; z-index:1000; padding:8px 12px; border:1px solid #cbd5e1; border-radius:7px; background:rgba(255,255,255,.96); color:#1e40af; font-size:.85rem; font-weight:700; text-decoration:none; box-shadow:0 1px 3px rgba(15,23,42,.1); }
.site-home-link:hover { background:#eff6ff; border-color:#93c5fd; }

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
  background: radial-gradient(circle at 8% 0%, #e9edff 0, transparent 30rem), var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
}

.container {
  width: 100%;
  max-width: 500px;
  margin-top: 40px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 12px 30px -20px rgba(15, 23, 42, 0.28);
}

h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
  text-align: center;
}

p.subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
}

input, select {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 1rem;
  background-color: #fff;
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

button {
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, var(--primary), var(--violet));
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
  box-shadow: 0 8px 16px -12px rgba(79, 70, 229, .9);
  transition: transform .18s ease, box-shadow .18s ease, background .2s;
}

button:hover {
  background: linear-gradient(135deg, var(--primary-hover), #6d28d9);
  transform: translateY(-1px);
  box-shadow: 0 12px 20px -12px rgba(79, 70, 229, .85);
}

.btn-primary { background: linear-gradient(135deg, var(--primary), var(--violet)) !important; box-shadow: 0 10px 20px -13px rgba(79,70,229,.9); }
.btn-primary:hover { background: linear-gradient(135deg, var(--primary-hover), #6d28d9) !important; }
.btn-secondary { border-radius: 10px !important; }

#status {
  margin-top: 16px;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 600;
}

/* Shared responsive foundation for every page and dashboard. */
html { width: 100%; overflow-x: hidden; -webkit-text-size-adjust: 100%; }
body { width: 100%; overflow-x: hidden; }
img, video, canvas, svg { max-width: 100%; height: auto; }
textarea { width: 100%; max-width: 100%; padding: 10px 14px; border: 1px solid var(--border); border-radius: 8px; font-size: 1rem; }
input, select, textarea, button { min-height: 44px; }
input[type="checkbox"], input[type="radio"] { min-height: 20px; }
button, a { -webkit-tap-highlight-color: transparent; }
pre, code { max-width: 100%; overflow-wrap: anywhere; }
table { width: 100%; }

@media (max-width: 900px) {
  body { padding: 12px !important; align-items: stretch; }
  .site-home-link { position: static; align-self: flex-start; display: inline-flex; margin: 0 0 10px; }
  .container, .dashboard-container, .booking-container, .wrap, .lookup-card { width: 100% !important; max-width: 100% !important; margin: 8px auto !important; }
  .card, .booking-container, .lookup-card, .panel, .selector, .record, .section, .hero { padding: 16px !important; border-radius: 10px !important; }
  h1 { font-size: 1.65rem !important; line-height: 1.2; overflow-wrap: anywhere; }
  h2 { font-size: 1.3rem; line-height: 1.25; overflow-wrap: anywhere; }
  h3 { font-size: 1.08rem; }
  p, label, a, button { overflow-wrap: anywhere; }
  input, select, textarea { font-size: 16px !important; }
  .grid-2, .grid, .selector-grid, .stats, .form-grid,
  #photoForm, #providerForm, #blockTimeForm { grid-template-columns: minmax(0,1fr) !important; }
  form[style*="grid-template-columns"] { grid-template-columns: minmax(0,1fr) !important; }
  form[style*="display:flex"], .form-inline, .top, .account-head { flex-direction: column !important; align-items: stretch !important; }
  .actions, .record-actions { display: grid !important; grid-template-columns: minmax(0,1fr) !important; }
  .actions button, .record-actions button, .top button { width: 100% !important; }
  .navbar { padding: 12px !important; flex-wrap: wrap; gap: 10px; }
  .nav-actions { width: 100%; display: grid !important; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px !important; }
  .btn-nav-biz { text-align: center; padding: 10px 8px !important; }
  .hero { margin: 14px auto 18px !important; padding: 8px !important; }
  .hero h1 { font-size: 2rem !important; }
  .action-grid, .features { grid-template-columns: minmax(0,1fr) !important; padding: 0 !important; gap: 14px !important; }
  .action-card { padding: 20px !important; }
  .slots-grid { grid-template-columns: repeat(2,minmax(0,1fr)) !important; }
  .daily-hours-row { grid-template-columns: minmax(0,1fr) minmax(0,1fr) !important; }
  .appointment-tabs { grid-template-columns: repeat(2,minmax(0,1fr)) !important; overflow: visible !important; }
  .list-item, .client-card, .appt { min-width: 0; overflow-wrap: anywhere; }
  .modal { padding: 12px; align-items: flex-start !important; overflow-y: auto; }
  .modal-content { width: 100% !important; max-width: 100% !important; max-height: calc(100dvh - 24px); overflow-y: auto; margin: auto; padding: 18px !important; }
  .table-wrap, table { display: block; max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

@media (max-width: 480px) {
  body { padding: 8px !important; }
  .card, .booking-container, .lookup-card, .panel, .selector, .record, .section { padding: 13px !important; }
  .nav-actions, .slots-grid, .appointment-tabs { grid-template-columns: minmax(0,1fr) !important; }
  .daily-hours-row { grid-template-columns: minmax(0,1fr) !important; }
  .daily-hours-row label { grid-column: auto !important; }
}