/* styles.css - Premium admin dashboard styling */

:root {
  /* Color palette (HSL) */
  --primary-h: 210;
  --primary-s: 50%;
  --primary-l: 55%;
  --accent-h: 340;
  --accent-s: 65%;
  --accent-l: 55%;
  --bg-light: hsl(0, 0%, 98%);
  --bg-dark: hsl(220, 10%, 12%);
  --text-light: #222;
  --text-dark: #eee;
  --glass-bg: rgba(255, 255, 255, 0.12);
  --glass-bg-dark: rgba(0, 0, 0, 0.4);
  --shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
  --bg: var(--bg-dark);
  --text: var(--text-dark);
  --glass: var(--glass-bg-dark);
}
[data-theme="light"] {
  --bg: var(--bg-light);
  --text: var(--text-light);
  --glass: var(--glass-bg);
}

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  height: 100%;
  overflow: hidden;
}

/* Layout */
.header {
  height: 60px;
  background: var(--glass);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 10;
}
.logo { font-size: 1.4rem; font-weight: 600; margin: 0; }
.theme-toggle { background: none; border: none; cursor: pointer; font-size: 1.4rem; }

.sidebar {
  position: fixed;
  top: 60px;
  left: 0;
  width: 220px;
  height: calc(100% - 60px);
  background: var(--glass);
  backdrop-filter: blur(12px);
  padding: 1rem;
  box-shadow: var(--shadow);
  overflow-y: auto;
}
.nav-list { list-style: none; padding: 0; margin: 0; }
.nav-link {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--text);
  text-decoration: none;
  border-radius: 8px;
  transition: background 0.2s, color 0.2s;
}
.nav-link:hover, .nav-link.active {
  background: hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.15);
  color: hsl(var(--primary-h), var(--primary-s), var(--primary-l));
}

.main-content {
  margin-left: 240px;
  margin-top: 60px;
  padding: 2rem;
  height: calc(100% - 60px);
  overflow-y: auto;
}
.section { display: none; }
.section.active { display: block; }

/* Glass card */
.glass-card {
  background: var(--glass);
  backdrop-filter: blur(12px);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
}

/* Buttons */
.btn-primary {
  background: hsl(var(--primary-h), var(--primary-s), var(--primary-l));
  color: #fff;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  transition: transform 0.1s, background 0.2s;
}
.btn-primary:hover { background: hsl(var(--primary-h), var(--primary-s), calc(var(--primary-l) - 5%)); }
.btn-primary:active { transform: scale(0.98); }

/* Form */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.3rem; font-weight: 500; }
.form-group input[type="text"], .form-group input[type="file"] {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 6px;
  background: rgba(255,255,255,0.2);
  color: var(--text);
}

/* Dynamic list */
.dynamic-list { display: flex; flex-direction: column; gap: 0.5rem; }
.dynamic-item { display: flex; align-items: center; gap: 0.5rem; }
.dynamic-item input { flex: 1; }
.dynamic-item button { background: transparent; border: none; color: #ff4d4d; cursor: pointer; font-size: 1.2rem; }

/* Preview card */
.preview-card {
  padding: 1rem;
  border: 1px dashed rgba(0,0,0,0.2);
  text-align: center;
}

/* Flow list */
.flow-list { list-style: none; padding: 0; margin: 0; }
.flow-item { background: var(--glass);
  backdrop-filter: blur(8px);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 0.5rem;
  display: flex; justify-content: space-between; align-items:center; }

/* Chat table */
.chat-table { width: 100%; border-collapse: collapse; }
.chat-table th, .chat-table td { padding: 0.75rem; text-align: left; }
.chat-table th { background: var(--glass); }
.chat-table tr:nth-child(even) { background: rgba(0,0,0,0.04); }
.chat-table tr:hover { background: rgba(0,0,0,0.08); }

/* Responsive */
@media (max-width: 768px) {
  .sidebar { width: 180px; }
  .main-content { margin-left: 200px; }
}
@media (max-width: 480px) {
  .sidebar { position: static; width: 100%; height: auto; }
  .main-content { margin-left: 0; }
}