:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-strong: #f1f5f9;
  --surface-glass: rgba(255, 255, 255, 0.88);
  --text: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --primary: #0284c7;
  --primary-dark: #0369a1;
  --primary-soft: #e0f2fe;
  --nav: #0f172a;
  --gold: #d97706;
  --gold-soft: #fef3c7;
  --blue: #2563eb;
  --blue-soft: #eff6ff;
  --plum: #7c3aed;
  --plum-soft: #f5f3ff;
  --green: #16a34a;
  --green-soft: #dcfce7;
  --amber: #d97706;
  --amber-soft: #fffbeb;
  --red: #e11d48;
  --red-soft: #ffe4e6;
  --ink-soft: #f1f5f9;
  --shadow: 0 8px 24px rgba(15, 23, 42, 0.05);

  /* Pastel Design System Tokens */
  --pastel-sky: #f0f9ff;
  --pastel-sky-border: #bae6fd;
  --pastel-sky-text: #0369a1;

  --pastel-mint: #f0fdf4;
  --pastel-mint-border: #bbf7d0;
  --pastel-mint-text: #15803d;

  --pastel-lavender: #faf5ff;
  --pastel-lavender-border: #e9d5ff;
  --pastel-lavender-text: #7e22ce;

  --pastel-peach: #fff7ed;
  --pastel-peach-border: #fed7aa;
  --pastel-peach-text: #c2410c;

  --pastel-rose: #fff1f2;
  --pastel-rose-border: #fecdd3;
  --pastel-rose-text: #be123c;

  --pastel-amber: #fffbeb;
  --pastel-amber-border: #fde68a;
  --pastel-amber-text: #b45309;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(21, 94, 117, 0.1), transparent 38%),
    repeating-linear-gradient(90deg, rgba(16, 42, 55, 0.035) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(180deg, rgba(16, 42, 55, 0.025) 0 1px, transparent 1px 72px),
    linear-gradient(180deg, #f8fafb, var(--bg));
  background-attachment: fixed;
  color: var(--text);
  font-family: "Noto Sans Thai", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

textarea {
  min-height: 118px;
  resize: vertical;
}

.is-hidden {
  display: none !important;
}

::selection {
  background: rgba(201, 150, 43, 0.28);
}