@layer base, components, utilities;

@layer base {
  :root {
    /* Business Premium Theme (Light) */
    --bg-color: oklch(0.98 0.01 240);
    --text-color: oklch(0.15 0.02 240);
    --container-bg: oklch(1 0 0 / 0.8);
    --accent-color: oklch(0.7 0.12 80); /* Champagne Gold */
    --gold-dim: oklch(0.8 0.08 80);
    --success-color: oklch(0.75 0.15 150); /* Soft Green */
    --warning-color: oklch(0.7 0.18 40); /* Soft Orange/Red */
    --shadow-color: oklch(0 0 0 / 0.08);
    --border-color: oklch(0 0 0 / 0.1);
    
    --card-shadow: 0 10px 30px var(--shadow-color);
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  }

  [data-theme="dark"] {
    /* Business Premium Theme (Dark) */
    --bg-color: oklch(0.1 0.01 240);
    --text-color: oklch(0.95 0.01 240);
    --container-bg: oklch(0.15 0.02 240 / 0.8);
    --accent-color: oklch(0.8 0.15 80); /* Bright Gold */
    --gold-dim: oklch(0.6 0.1 80);
    --shadow-color: oklch(0 0 0 / 0.4);
    --border-color: oklch(1 0 0 / 0.1);
  }

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

  body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: background-color 0.4s ease, color 0.4s ease;
    background-image: 
      radial-gradient(var(--border-color) 1px, transparent 1px);
    background-size: 40px 40px;
    padding-bottom: 4rem;
  }

  main {
    width: 100%;
    max-width: 900px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
  }

  h1 {
    font-size: 2.25rem;
    font-weight: 800;
    text-align: center;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
  }

  .subtitle {
    text-align: center;
    opacity: 0.6;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 2rem;
  }
}

@layer components {
  .glass-card {
    background: var(--container-bg);
    backdrop-filter: blur(16px);
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
  }

  .btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
  }

  .btn-primary {
    background: var(--accent-color);
    color: oklch(0.1 0 0);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    filter: brightness(1.1);
    box-shadow: 0 4px 15px oklch(from var(--accent-color) l c h / 0.3);
  }

  .input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  label {
    font-size: 0.75rem;
    font-weight: 700;
    opacity: 0.7;
    padding-left: 0.5rem;
  }

  input, select {
    padding: 0.875rem 1rem;
    border-radius: 0.75rem;
    background: oklch(from var(--container-bg) l c h / 0.5);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s;
  }

  input:focus {
    outline: none;
    border-color: var(--accent-color);
  }

  .badge {
    padding: 0.25rem 0.75rem;
    border-radius: 2rem;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
  }

  .badge-x { background: var(--warning-color); color: white; }
  .badge-o { background: var(--success-color); color: white; }
}

@layer utilities {
  .flex-row { display: flex; flex-direction: row; align-items: center; gap: 1rem; }
  .grid-cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
  .hidden { display: none; }
}