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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

:root {
  --b: #8b5cf6;            /* violet 500 */
  --b-em: #a78bfa;         /* violet 400 */
  --b-d: #7c3aed;          /* violet 600 */
  --accent2: #06b6d4;      /* cyan 500 */
  --card: #1e2028;
  --border: #333740;
  --text: #e4e7ef;
  --muted: #9ca3af;
  --bg: #111218;
  --bg-2: #171921;
  --hdr: #1e2028;
  --hdr-border: #333740;
  --loading-bg: rgba(17, 18, 24, 0.9);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.28);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.48);
  --danger: #f87171;
  --success: #34d399;
  --radius: 20px;
  --radius-sm: 14px;
  --radius-full: 999px;
  --transition: 0.22s cubic-bezier(0.22, 1, 0.36, 1);
}

html[data-theme="light"] {
  --b: #3b82f6;
  --b-em: #60a5fa;
  --b-d: #2563eb;
  --accent2: #0891b2;
  --card: #ffffff;
  --border: #e2e8f0;
  --text: #0f172a;
  --muted: #64748b;
  --bg: #f8fafc;
  --bg-2: #f1f5f9;
  --hdr: #ffffff;
  --hdr-border: #e2e8f0;
  --loading-bg: rgba(248, 250, 252, 0.9);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
}

body {
  background: var(--bg);
  background: radial-gradient(120% 140% at 50% -10%, var(--bg-2), var(--bg) 70%);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
}

#app {
  max-width: 1280px;
  margin: 0 auto;
  padding-bottom: 24px;
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

/* ===== LOADING SPINNER ===== */
.loading {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--loading-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.loading.active {
  display: flex;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--border);
  border-top-color: var(--b);
  border-right-color: var(--accent2);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading span {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 500;
}