/* ============================================================
   Site Builder — V2 design system
   Premium SaaS aesthetic. Inter, light only. No dark mode in app UI.
   ============================================================ */

:root {
  --blue: #2563EB;
  --blue-hover: #1D4ED8;
  --blue-light: #EFF6FF;

  --bg: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-tertiary: #F1F5F9;
  --surface: #FFFFFF;
  --surface-raised: #FFFFFF;

  --border: #E2E8F0;
  --border-strong: #CBD5E1;

  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;

  --green: #10B981;
  --amber: #F59E0B;
  --red: #EF4444;

  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --duration: 200ms;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font: 400 15px/1.5 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-primary);
  background: var(--bg-secondary);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }

/* ============================================================
   Topbar (rendered by nav.js)
   ============================================================ */
.sb-topbar {
  position: sticky; top: 0; z-index: 100;
  height: 64px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 24px;
}
.sb-topbar-inner {
  display: flex; align-items: center; gap: 16px;
  width: 100%; max-width: 1280px;
  margin: 0 auto;
}
.sb-logo {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--text-primary);
  font: 600 15px/1 'Inter', sans-serif;
  letter-spacing: -0.005em;
}
.sb-logo-mark {
  display: grid; place-items: center;
  width: 32px; height: 32px;
  background: var(--blue);
  color: #fff;
  border-radius: var(--radius);
  font: 700 14px/1 'Inter', sans-serif;
  letter-spacing: -0.02em;
}
.sb-spacer { flex: 1; }
.sb-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  display: grid; place-items: center;
  font: 600 13px/1 'Inter', sans-serif;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: border-color var(--duration) var(--ease);
}
.sb-avatar:hover { border-color: var(--border-strong); }
.sb-menu {
  position: absolute; right: 0; top: calc(100% + 8px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  padding: 6px;
  display: none;
}
.sb-menu.open { display: block; }
.sb-menu-header {
  padding: 10px 12px;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}
.sb-menu-header .name { font-weight: 600; }
.sb-menu-header .email { color: var(--text-muted); font-size: 12px; margin-top: 2px; }
.sb-menu-item {
  display: block; width: 100%;
  padding: 9px 12px;
  background: transparent;
  border: 0;
  border-radius: var(--radius-sm);
  text-align: left;
  font-size: 14px;
  color: var(--text-primary);
  cursor: pointer;
}
.sb-menu-item:hover { background: var(--bg-tertiary); }
.sb-menu-item.danger { color: var(--red); }
.sb-avatar-wrap { position: relative; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  padding: 0 16px;
  height: 40px;
  border-radius: var(--radius);
  font: 600 14px/1 'Inter', sans-serif;
  letter-spacing: -0.005em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
  text-decoration: none;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn-md { height: 36px; padding: 0 14px; }
.btn-lg { height: 48px; padding: 0 24px; font-size: 15px; }
.btn-block { width: 100%; }

.btn-primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn-primary:hover:not(:disabled) { background: var(--blue-hover); border-color: var(--blue-hover); }

.btn-secondary { background: var(--surface); color: var(--text-primary); border-color: var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--bg-tertiary); border-color: var(--border-strong); }

.btn-ghost { background: transparent; color: var(--text-secondary); border-color: transparent; }
.btn-ghost:hover:not(:disabled) { background: var(--bg-tertiary); color: var(--text-primary); }

.btn-danger { background: var(--red); color: #fff; border-color: var(--red); }
.btn-danger:hover:not(:disabled) { background: #dc2626; border-color: #dc2626; }

.btn-icon { padding: 0; width: 36px; }

/* ============================================================
   Inputs
   ============================================================ */
.input-label {
  display: block;
  font: 600 12px/1 'Inter', sans-serif;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.input,
input[type=text], input[type=email], input[type=password], input[type=tel], input[type=url],
input[type=search], input[type=number], select, textarea {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font: 400 14px/1 'Inter', sans-serif;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--duration), box-shadow var(--duration);
}
textarea { height: auto; padding: 12px 14px; resize: vertical; min-height: 96px; line-height: 1.5; }
.input:focus,
input:focus, select:focus, textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
.input::placeholder, input::placeholder, textarea::placeholder { color: var(--text-muted); }
.input-lg { height: 48px; font-size: 15px; }
.input-group { display: flex; flex-direction: column; gap: 0; margin-bottom: 16px; }
.input-help { font-size: 12px; color: var(--text-muted); margin-top: 6px; }
.input-error { font-size: 13px; color: var(--red); margin-top: 6px; }

/* Search input with icon */
.search-input {
  position: relative;
}
.search-input input { padding-left: 40px; }
.search-input::before {
  content: ""; position: absolute;
  left: 14px; top: 50%; transform: translateY(-50%);
  width: 14px; height: 14px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%2394A3B8' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M11 11l3 3M7 12.5a5.5 5.5 0 110-11 5.5 5.5 0 010 11z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-size: contain;
  pointer-events: none;
}

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.card-hover { transition: box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease), border-color var(--duration); }
.card-hover:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); border-color: var(--border-strong); }

/* ============================================================
   Badges
   ============================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font: 600 12px/1 'Inter', sans-serif;
  letter-spacing: -0.002em;
  white-space: nowrap;
}
.badge::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.badge-live    { background: rgba(16, 185, 129, 0.10); color: var(--green); }
.badge-draft   { background: var(--bg-tertiary); color: var(--text-secondary); }
.badge-building { background: var(--blue-light); color: var(--blue); }
.badge-building::before { animation: pulse 1.4s ease-in-out infinite; }
.badge-issue   { background: rgba(245, 158, 11, 0.10); color: var(--amber); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.tag {
  display: inline-flex; align-items: center;
  padding: 3px 9px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border-radius: 6px;
  font: 500 12px/1.2 'Inter', sans-serif;
  text-transform: capitalize;
}

/* ============================================================
   Filter chips
   ============================================================ */
.chips {
  display: inline-flex; gap: 6px;
  background: var(--bg-tertiary);
  padding: 4px;
  border-radius: 999px;
}
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px;
  background: transparent;
  border: 0;
  border-radius: 999px;
  font: 500 13px/1 'Inter', sans-serif;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--duration);
}
.chip:hover { color: var(--text-primary); }
.chip.active {
  background: var(--surface);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

/* ============================================================
   Toast notification
   ============================================================ */
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  padding: 12px 16px;
  background: var(--text-primary);
  color: #fff;
  border-radius: var(--radius);
  font-size: 14px;
  box-shadow: var(--shadow-lg);
  opacity: 0; transform: translateY(8px);
  transition: opacity var(--duration), transform var(--duration);
  pointer-events: none;
  max-width: 360px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.success { background: var(--green); }
.toast.error { background: var(--red); }

/* ============================================================
   Modal
   ============================================================ */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 1000;
  display: none; align-items: center; justify-content: center;
  padding: 24px;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  width: 100%; max-width: 480px;
  max-height: 90vh;
  overflow: auto;
}
.modal-header { padding: 20px 24px; border-bottom: 1px solid var(--border); }
.modal-body   { padding: 20px 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; gap: 8px; justify-content: flex-end; }

/* ============================================================
   Layout helpers
   ============================================================ */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.page { padding: 32px 0 80px; }
.page-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
  margin-bottom: 24px;
}
.page-title {
  font: 700 28px/1.2 'Inter', sans-serif;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin: 0;
}
.page-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  margin: 6px 0 0;
}
.row { display: flex; gap: 12px; align-items: center; }
.toolbar {
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
  margin-bottom: 24px;
}
.toolbar .search-input { flex: 1; max-width: 320px; min-width: 220px; }

/* ============================================================
   Site cards grid (sites.html)
   ============================================================ */
.sites-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 1024px) { .sites-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .sites-grid { grid-template-columns: 1fr; } }

.site-card {
  display: flex; flex-direction: column;
  text-decoration: none;
  color: inherit;
}
.site-card-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  display: grid; place-items: center;
  border-bottom: 1px solid var(--border);
}
.site-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.site-card-initials {
  font: 700 36px/1 'Inter', sans-serif;
  letter-spacing: -0.02em;
  color: var(--text-muted);
  opacity: 0.6;
}
.site-card-body {
  padding: 16px 18px 14px;
  display: flex; flex-direction: column; gap: 10px;
}
.site-card-name {
  font: 600 16px/1.3 'Inter', sans-serif;
  color: var(--text-primary);
  letter-spacing: -0.005em;
  margin: 0;
}
.site-card-meta { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.site-card-foot {
  padding: 12px 18px;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-secondary);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}
.site-card-date { font-size: 12px; color: var(--text-muted); }
.site-card-link { font: 600 13px/1 'Inter', sans-serif; color: var(--blue); }

/* ============================================================
   Empty state
   ============================================================ */
.empty {
  text-align: center;
  padding: 80px 24px;
}
.empty-art {
  width: 80px; height: 80px;
  margin: 0 auto 20px;
  background: var(--blue-light);
  border-radius: 24px;
  display: grid; place-items: center;
  position: relative;
}
.empty-art::before, .empty-art::after {
  content: "";
  position: absolute;
  border-radius: 6px;
}
.empty-art::before { width: 38px; height: 38px; background: var(--blue); transform: rotate(-12deg); top: 18px; left: 22px; opacity: 0.85; }
.empty-art::after  { width: 30px; height: 30px; background: #fff; border: 2px solid var(--blue); transform: rotate(8deg); top: 26px; left: 32px; }
.empty-title { font: 600 20px/1.3 'Inter', sans-serif; margin: 0 0 8px; }
.empty-sub { color: var(--text-secondary); margin: 0 0 24px; }

/* ============================================================
   Wizard (new-site.html)
   ============================================================ */
.wizard {
  display: grid;
  grid-template-columns: 400px 1fr;
  min-height: 100vh;
}
.wizard-side {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 32px;
  display: flex; flex-direction: column; gap: 32px;
  position: sticky; top: 0; align-self: stretch;
  height: 100vh;
  overflow-y: auto;
}
.wizard-main {
  background: var(--bg-secondary);
  padding: 64px 80px 80px;
  min-height: 100vh;
  display: flex; flex-direction: column;
}
@media (max-width: 1024px) {
  .wizard { grid-template-columns: 1fr; }
  .wizard-side { position: relative; height: auto; border-right: 0; border-bottom: 1px solid var(--border); }
  .wizard-main { padding: 32px 24px; }
}

.steps { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0; }
.step {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 14px 0;
  position: relative;
  color: var(--text-muted);
  font: 500 14px/1.3 'Inter', sans-serif;
}
.step:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 13px; top: 42px; bottom: -2px;
  width: 1px;
  background: var(--border);
}
.step-num {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--border);
  color: var(--text-muted);
  display: grid; place-items: center;
  font: 600 12px/1 'Inter', sans-serif;
  z-index: 1;
}
.step.done .step-num {
  background: var(--green); color: #fff; border-color: var(--green);
}
.step.done .step-num::before { content: "✓"; }
.step.done .step-num span { display: none; }
.step.active { color: var(--text-primary); font-weight: 600; }
.step.active .step-num {
  background: var(--blue); color: #fff; border-color: var(--blue);
}
.step.done:not(:last-child)::before { background: var(--green); }

.help-card {
  background: var(--blue-light);
  border-left: 3px solid var(--blue);
  padding: 14px 16px;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.help-card strong { color: var(--text-primary); }

.step-form {
  max-width: 640px;
}
.step-title {
  font: 700 24px/1.2 'Inter', sans-serif;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--text-primary);
}
.step-desc {
  color: var(--text-secondary);
  font-size: 14px;
  margin: 0 0 28px;
  max-width: 56ch;
}
.step-actions {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}

/* Template gallery cards (step 4) */
.tg {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
  margin-top: 8px;
}
@media (max-width: 720px) { .tg { grid-template-columns: 1fr; } }
.tg-card {
  position: relative;
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  text-align: left;
  padding: 0;
  font: inherit; color: inherit;
}
.tg-card:hover { box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.tg-card.selected { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37,99,235,0.12); }
.tg-card.selected::after {
  content: "✓";
  position: absolute; top: 10px; right: 10px;
  width: 26px; height: 26px;
  background: var(--blue); color: #fff;
  border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 700; font-size: 13px;
}
.tg-thumb {
  aspect-ratio: 16/10;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
  display: grid; place-items: center;
  overflow: hidden;
}
.tg-thumb img { width: 100%; height: 100%; object-fit: cover; }
.tg-body { padding: 14px 16px 16px; }
.tg-name { font: 600 15px/1.3 'Inter', sans-serif; margin: 0 0 4px; }
.tg-desc { font-size: 13px; color: var(--text-secondary); margin: 0 0 10px; line-height: 1.45; }
.tg-best { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.tg-card.disabled { opacity: 0.55; cursor: not-allowed; }
.tg-card.disabled:hover { box-shadow: none; }
.tg-card.disabled .tg-thumb { background: linear-gradient(135deg, #f1f5f9, #e2e8f0); }

/* ============================================================
   Brand / colour pickers (step 3)
   ============================================================ */
.colour-picker {
  display: flex; align-items: center; gap: 12px;
  padding: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  height: 44px;
}
.colour-picker input[type=color] {
  width: 30px; height: 30px;
  padding: 0; border: 0; background: transparent; cursor: pointer;
  border-radius: var(--radius-sm); overflow: hidden;
}
.colour-picker input[type=text] {
  flex: 1; height: 30px; border: 0; background: transparent;
  font: 500 14px/1 'JetBrains Mono', ui-monospace, monospace;
  color: var(--text-primary);
  text-transform: uppercase; padding: 0;
}
.colour-picker input[type=text]:focus { box-shadow: none; }

/* ============================================================
   Utilities
   ============================================================ */
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-blue { color: var(--blue); }
.text-green { color: var(--green); }
.text-amber { color: var(--amber); }
.text-red { color: var(--red); }

.mt-0 { margin-top: 0; } .mt-1 { margin-top: 4px; } .mt-2 { margin-top: 8px; } .mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; } .mt-6 { margin-top: 24px; } .mt-8 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; } .mb-1 { margin-bottom: 4px; } .mb-2 { margin-bottom: 8px; } .mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; } .mb-6 { margin-bottom: 24px; } .mb-8 { margin-bottom: 32px; }
.gap-1 { gap: 4px; } .gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; }
.flex { display: flex; } .grid { display: grid; }
.items-center { align-items: center; } .justify-between { justify-content: space-between; }
.text-sm { font-size: 13px; } .text-xs { font-size: 12px; }
.font-medium { font-weight: 500; } .font-semibold { font-weight: 600; } .font-bold { font-weight: 700; }
.hidden { display: none; }

/* Login background grid */
.bg-grid {
  background-color: var(--bg-secondary);
  background-image:
    linear-gradient(to right, rgba(15, 23, 42, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: -1px -1px;
}


/* ============================================================
   Upload zone (logo drop on Step 3 of new-site wizard)
   ============================================================ */
.upload-zone {
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
  padding: 40px 24px;
  text-align: center;
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease);
  cursor: pointer;
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--blue);
  background: var(--blue-light);
}
.upload-zone-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.upload-icon {
  width: 56px; height: 56px;
  border-radius: 12px;
  background: var(--bg-tertiary);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 8px;
}
.upload-title {
  font: 600 15px/1.3 'Inter', sans-serif;
  color: var(--text-primary);
  margin: 0;
}
.upload-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}
.upload-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.upload-preview img {
  max-width: 200px;
  max-height: 100px;
  object-fit: contain;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 12px;
  background: #fff;
}
.upload-remove {
  font-size: 12px;
  color: var(--red);
  background: none;
  border: 0;
  cursor: pointer;
  padding: 4px 8px;
  font-weight: 500;
}
.upload-remove:hover { text-decoration: underline; }