/* ── Reset & Base Typography ────────────────────────────────── */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Ambient glow */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(200,164,92,0.035) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 15% 100%, rgba(96,165,250,0.02) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 85% 100%, rgba(192,132,252,0.02) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

::selection {
  background: rgba(200, 164, 92, 0.3);
  color: #f5f0e6;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(154, 142, 120, 0.35); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(154, 142, 120, 0.55); }

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--text-primary);
  line-height: 1.25;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 600; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2rem); font-weight: 600; }
h3 { font-size: 1.15rem; font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }

p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.75;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--accent-bright); }

strong { color: var(--text-primary); font-weight: 600; }
em { color: var(--accent); font-style: normal; }
code {
  font-family: var(--font-mono);
  font-size: 0.82em;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  background: var(--bg-code);
  color: var(--accent);
}

img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* Utility */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.text-accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.font-mono { font-family: var(--font-mono); }
.font-serif { font-family: var(--font-serif); }