*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #fafafa;
  --fg: #1a1a1a;
  --muted: #6b7280;
  --border: #e5e7eb;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --success: #059669;
  --warning: #d97706;
  --danger: #dc2626;
  --card-bg: #fff;
  --radius: 8px;
}

body {
  font-family: system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Admin header */
.admin-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.5rem 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--card-bg);
}
.logo { display: flex; align-items: center; font-weight: 700; font-size: 1.25rem; color: var(--fg); }
.logo:hover { text-decoration: none; }
.logo-img { height: 56px; width: auto; }
.login-logo { display: block; width: 160px; height: auto; margin: 0 auto 1.5rem; }
.header-user { display: flex; align-items: center; gap: 0.75rem; font-size: 0.875rem; color: var(--muted); }
.logout-btn { background: none; border: none; color: var(--accent); cursor: pointer; font-size: 0.875rem; padding: 0; }
.logout-btn:hover { text-decoration: underline; }
.admin-main { max-width: 64rem; margin: 0 auto; padding: 2rem 1rem; }

/* Page header */
.page-header { margin-bottom: 1.5rem; }
.page-header h1 { font-size: 1.75rem; }
.back-link { display: inline-block; margin-bottom: 0.5rem; font-size: 0.875rem; color: var(--muted); }

/* Create form */
.create-form {
  display: flex; gap: 0.5rem; margin-bottom: 2rem;
}
.create-form input {
  flex: 1; padding: 0.625rem 0.75rem; border: 1px solid var(--border);
  border-radius: var(--radius); font-size: 1rem;
}
.create-form button, .btn {
  padding: 0.625rem 1.25rem; background: var(--accent); color: #fff;
  border: none; border-radius: var(--radius); cursor: pointer; font-size: 0.875rem;
  white-space: nowrap;
}
.create-form button:hover, .btn:hover { background: var(--accent-hover); }

/* Buttons */
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8rem; }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #b91c1c; }
.btn-primary { background: var(--accent); }
.inline-form { display: inline-flex; gap: 0.25rem; align-items: center; }
.inline-form select {
  padding: 0.25rem 0.5rem; border: 1px solid var(--border);
  border-radius: 4px; font-size: 0.8rem;
}

/* Empty state */
.empty-state { color: var(--muted); padding: 2rem 0; text-align: center; }

/* Project list */
.project-list { display: flex; flex-direction: column; gap: 0.75rem; }
.project-card {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem 1.25rem; background: var(--card-bg);
  border: 1px solid var(--border); border-radius: var(--radius);
}
.project-card h2 { font-size: 1.1rem; margin-bottom: 0.25rem; }
.project-card h2 a { color: var(--fg); }
.project-meta { display: flex; gap: 1rem; font-size: 0.8rem; color: var(--muted); }
.project-meta .token { font-family: monospace; }
.client-link { font-size: 0.875rem; color: var(--accent); }

/* Project detail */
.project-credentials {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem; margin-bottom: 2rem; padding: 1rem;
  background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius);
}
.credential label { display: block; font-size: 0.75rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.credential code { font-size: 0.875rem; word-break: break-all; }
.delete-form { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }

/* Mock list */
.mock-list { display: flex; flex-direction: column; gap: 0.5rem; }
.mock-card {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.75rem 1rem; background: var(--card-bg);
  border: 1px solid var(--border); border-radius: var(--radius);
}
.mock-info h3 { font-size: 1rem; margin-bottom: 0.125rem; }
.mock-meta { display: flex; gap: 0.75rem; font-size: 0.8rem; color: var(--muted); }
.mock-actions { display: flex; gap: 0.5rem; align-items: center; }

/* Status badges */
.status {
  display: inline-block; padding: 0.125rem 0.5rem; border-radius: 9999px;
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.02em;
}
.status-draft { background: #f3f4f6; color: var(--muted); }
.status-review { background: #dbeafe; color: #1e40af; }
.status-approved { background: #d1fae5; color: #065f46; }
.status-rejected { background: #fee2e2; color: #991b1b; }

/* Login */
.login-page { max-width: 24rem; margin: 4rem auto; }
.login-page h1 { margin-bottom: 1.5rem; }
.login-form { display: flex; flex-direction: column; gap: 0.75rem; }
.login-form input {
  padding: 0.625rem 0.75rem; border: 1px solid var(--border);
  border-radius: var(--radius); font-size: 1rem;
}
.login-form .btn { width: 100%; padding: 0.75rem; font-size: 1rem; }
.form-error {
  color: var(--danger); background: #fef2f2; border: 1px solid #fecaca;
  border-radius: var(--radius); padding: 0.5rem 0.75rem; font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

/* Client pages */
.client-body { background: #f0f0f0; }
.client-project { max-width: 64rem; margin: 0 auto; padding: 2rem 1rem; }
.client-header { margin-bottom: 2rem; text-align: center; }
.client-header h1 { font-size: 2rem; }

/* Mock grid */
.mock-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}
.mock-tile {
  display: block; background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; text-decoration: none;
  color: var(--fg); transition: box-shadow 0.15s;
}
.mock-tile:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.1); text-decoration: none; }
.mock-tile-preview {
  height: 160px; background: #e5e7eb; display: flex;
  align-items: center; justify-content: center;
}
.mock-tile-placeholder {
  font-size: 2.5rem; font-weight: 700; color: var(--muted); opacity: 0.4;
  text-transform: uppercase;
}
.mock-tile-info { padding: 0.75rem 1rem; }
.mock-tile-info h3 { font-size: 0.95rem; margin-bottom: 0.25rem; }

/* Viewer */
.viewer { display: flex; flex-direction: column; height: 100vh; }
.viewer-toolbar {
  display: flex; align-items: center; gap: 1rem; padding: 0.5rem 1rem;
  background: var(--card-bg); border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.toolbar-logo { height: 32px; width: auto; }
.viewer-back { font-size: 0.8rem; color: var(--muted); }
.viewer-title { font-size: 1rem; font-weight: 600; }
.viewer-pages { display: flex; gap: 0.25rem; margin-left: auto; }
.page-tab {
  padding: 0.375rem 0.75rem; border: 1px solid var(--border);
  border-radius: 4px; background: transparent; cursor: pointer;
  font-size: 0.8rem;
}
.page-tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.viewer-controls { display: flex; gap: 0.25rem; margin-left: 1rem; }
.viewport-btn {
  padding: 0.375rem 0.75rem; border: 1px solid var(--border);
  border-radius: 4px; background: transparent; cursor: pointer; font-size: 0.8rem;
}
.viewport-btn.active { background: var(--fg); color: #fff; border-color: var(--fg); }
.comment-toggle {
  padding: 0.375rem 0.75rem; border: 1px solid var(--accent);
  border-radius: 4px; background: transparent; color: var(--accent);
  cursor: pointer; font-size: 0.8rem;
}
.comment-toggle.active { background: var(--accent); color: #fff; }

/* Viewer content */
.viewer-content { display: flex; flex: 1; overflow: hidden; }
.iframe-wrapper { flex: 1; position: relative; overflow: hidden; }
.iframe-wrapper iframe {
  width: 100%; height: 100%; border: none; display: block;
}
.comment-overlay {
  position: absolute; top: 0; left: 0;
  z-index: 10;
  pointer-events: none;
  transform-origin: 0 0;
}
.comment-overlay.placing {
  pointer-events: auto;
  cursor: crosshair;
  background: rgba(37, 99, 235, 0.04);
}

/* Comments panel */
.comments-panel {
  width: 320px; border-left: 1px solid var(--border); background: var(--card-bg);
  flex-shrink: 0; display: flex; flex-direction: column; overflow: hidden;
}
.comments-live {
  display: flex; flex-direction: column; flex: 1; overflow: hidden;
}
.comments-scroll {
  flex: 1; overflow-y: auto; padding: 1rem;
}
.comments-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1rem; }
.comments-header h3 { font-size: 1rem; }
.comment-count {
  background: var(--accent); color: #fff; font-size: 0.7rem;
  padding: 0.125rem 0.375rem; border-radius: 9999px;
}
/* Comment form (bottom) */
.comment-form-bottom {
  flex-shrink: 0; padding: 0.75rem; border-top: 1px solid var(--border); background: #f9fafb;
}
.comment-form-bottom form { display: contents; }
.comment-form-bottom input[type="text"] {
  width: 100%; padding: 0.5rem; border: 1px solid var(--border);
  border-radius: 4px; font-size: 0.875rem; margin-bottom: 0.5rem;
  font-family: inherit;
}
.comment-input-row {
  display: flex; gap: 0.5rem; align-items: flex-end;
}
.comment-input-row textarea {
  flex: 1; padding: 0.5rem; border: 1px solid var(--border);
  border-radius: 4px; font-size: 0.875rem; font-family: inherit;
  resize: vertical; min-height: 2.5rem;
}
.btn-place-pin {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--accent); color: #fff; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: background 0.15s, transform 0.15s;
}
.btn-place-pin:hover { background: var(--accent-hover); }
.btn-place-pin.active {
  background: var(--warning);
  animation: pulse-pin 1.5s infinite;
}
.btn-place-pin.pin-set {
  background: var(--success);
  animation: none;
}
.btn-send {
  padding: 0.5rem 1rem; font-size: 0.8rem; white-space: nowrap;
  flex-shrink: 0; border-radius: var(--radius);
}
.comment-pin-preview {
  background: var(--muted) !important; opacity: 0.7;
  border-style: dashed !important;
}
@keyframes pulse-pin {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* Comment items */
.comment-item {
  padding: 0.75rem; border-bottom: 1px solid var(--border);
}
.comment-item.resolved { opacity: 0.5; }
.comment-meta { display: flex; justify-content: space-between; font-size: 0.8rem; margin-bottom: 0.25rem; }
.comment-meta strong { color: var(--fg); }
.comment-page { color: var(--muted); font-size: 0.7rem; }
.comment-body { font-size: 0.875rem; margin-bottom: 0.5rem; }
.comment-actions { display: flex; gap: 0.5rem; }
.btn-resolve, .btn-delete {
  background: none; border: none; cursor: pointer; font-size: 0.75rem; padding: 0;
}
.btn-resolve { color: var(--success); }
.btn-delete { color: var(--danger); }
.resolved-section { margin-top: 1rem; padding-top: 0.75rem; border-top: 1px solid var(--border); }
.resolved-section h4 { font-size: 0.8rem; color: var(--muted); margin-bottom: 0.5rem; }

/* LiveView indicator */
live-view { display: block; }
live-view.lv-loading { opacity: 0.5; pointer-events: none; }

/* Pin markers on overlay */
.comment-pin {
  position: absolute; width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent); color: #fff; font-size: 0.7rem;
  display: flex; align-items: center; justify-content: center;
  transform: translate(-50%, -50%); cursor: pointer;
  border: 2px solid #fff; box-shadow: 0 1px 3px rgba(0,0,0,0.3);
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
  pointer-events: auto; z-index: 11;
}
.comment-pin.pin-highlight {
  transform: translate(-50%, -50%) scale(1.4);
  background: var(--warning);
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}
.comment-item.comment-highlight {
  background: #dbeafe;
}