/* base.css — token desain, reset, tipografi. Nilai tema (--accent, --radius, font) di-override dari settings. */
:root {
  --bg: #fff;
  --surface: #fff;
  --surface-2: #f8fafc;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --accent: #2563eb;
  --accent-hover: color-mix(in srgb, var(--accent) 86%, #000);
  --accent-soft: color-mix(in srgb, var(--accent) 9%, #fff);
  --accent-border: color-mix(in srgb, var(--accent) 35%, #fff);
  --ring: color-mix(in srgb, var(--accent) 30%, transparent);
  --on-accent: #fff;
  --radius: 12px;
  --radius-sm: calc(var(--radius) - 4px);
  --success: #15803d;
  --success-soft: #f0fdf4;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --warning: #b45309;
  --warning-soft: #fffbeb;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
  --shadow: 0 6px 24px rgba(15, 23, 42, .08);
  --font-heading: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --header-h: 60px;
  color-scheme: light;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: var(--font-heading); line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.015em; font-weight: 700; }
h1 { font-size: clamp(2rem, 4.5vw + .5rem, 3.25rem); }
h2 { font-size: clamp(1.5rem, 2vw + .75rem, 2rem); }
h3 { font-size: 1.125rem; }
p { margin: 0 0 1em; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

img, video, svg, iframe { max-width: 100%; }
img, video { height: auto; display: block; }

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

hr { border: 0; border-top: 1px solid var(--border); margin: 1.5rem 0; }

code, pre, kbd { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; }

.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 12px; top: -48px; z-index: 1000;
  background: var(--accent); color: var(--on-accent); padding: 8px 14px; border-radius: 8px;
}
.skip-link:focus { top: 12px; text-decoration: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}