:root {
  --bg: #ffffff;
  --fg: #0a0a0a;
  --muted: #f5f5f5;
  --muted-fg: #737373;
  --border: #e5e5e5;
  --input: #e5e5e5;
  --primary: #18181b;
  --primary-fg: #fafafa;
  --accent: #7c3aed;
  --accent-light: #ede9fe;
  --accent-dark: #6d28d9;
  --ring: #a1a1aa;
  --radius: 0.5rem;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --success: #16a34a;
  --success-bg: #dcfce7;
  --error: #dc2626;
  --error-bg: #fef2f2;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; font-family: var(--font); background: #fafafa; color: var(--fg); -webkit-font-smoothing: antialiased; }

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

.container { max-width: 960px; margin: 0 auto; padding: 24px 20px; }
.container-narrow { max-width: 480px; margin: 0 auto; padding: 24px 20px; }

/* Header */
.header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header-logo {
  font-size: 1.1em;
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.header-nav { display: flex; gap: 16px; align-items: center; }
.header-nav a { color: var(--muted-fg); font-size: 0.9em; text-decoration: none; font-weight: 500; }
.header-nav a:hover { color: var(--fg); }
.header-user { color: var(--accent); font-size: 0.85em; font-weight: 500; }

/* Cards */
.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; color: var(--fg); margin-bottom: 6px; font-weight: 500; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--input);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: var(--font);
  background: var(--bg);
  color: var(--fg);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: #a3a3a3; }
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.1);
}
.form-group textarea { resize: vertical; min-height: 80px; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-family: var(--font);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  text-align: center;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--primary); color: var(--primary-fg); }
.btn-primary:hover { background: #27272a; text-decoration: none; }
.btn-accent { background: var(--accent); color: white; }
.btn-accent:hover { background: var(--accent-dark); text-decoration: none; }
.btn-outline { background: var(--bg); border: 1px solid var(--border); color: var(--fg); }
.btn-outline:hover { background: var(--muted); border-color: var(--ring); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-block { display: block; width: 100%; }

/* Status badges */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 500;
  border: 1px solid;
}
.badge-new { background: var(--accent-light); border-color: #c4b5fd; color: #5b21b6; }
.badge-progress { background: #fef3c7; border-color: #fde68a; color: #92400e; }
.badge-done { background: var(--success-bg); border-color: #bbf7d0; color: #166534; }

/* Chat */
.chat-container {
  display: flex;
  flex-direction: column;
  height: 500px;
  background: var(--bg);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.chat-msg {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 14px;
  line-height: 1.5;
}
.chat-msg-client {
  background: var(--muted);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}
.chat-msg-admin {
  background: var(--accent);
  color: white;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}
.chat-msg-name { font-size: 11px; opacity: 0.7; margin-bottom: 2px; }
.chat-msg-time { font-size: 11px; opacity: 0.5; margin-top: 4px; }
.chat-input {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--border);
  background: var(--muted);
}
.chat-input input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 9999px;
  font-size: 14px;
  font-family: var(--font);
  background: var(--bg);
}
.chat-input input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(124,58,237,0.1); }
.chat-input button { border-radius: 9999px; }

/* Orders list */
.order-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.order-card:hover { border-color: var(--ring); box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.order-info h3 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.order-info p { font-size: 13px; color: var(--muted-fg); }
.order-meta { text-align: right; }
.unread-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  margin-left: 8px;
}

/* Photo grid */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.photo-grid img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius);
  cursor: pointer;
  border: 1px solid var(--border);
}

/* Upload */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
}
.upload-zone:hover { border-color: var(--accent); background: rgba(124,58,237,0.03); }
.upload-zone.dragover { border-color: var(--accent); background: rgba(124,58,237,0.06); }

/* Alert */
.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 13px; line-height: 1.6; }
.alert-error { background: var(--error-bg); color: var(--error); border: 1px solid #fecaca; }
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid #bbf7d0; }

/* Responsive */
@media (max-width: 600px) {
  .container { padding: 16px; }
  .chat-msg { max-width: 85%; }
  .header { padding: 12px 16px; }
}