/* Jessie Mongeon — Writer Site
   Palette: pastel blue & green washes, graphite text, paper bg
   Type: Fraunces (display) + Source Serif 4 (body) */

:root {
  --paper: #f6f2ea;
  --paper-2: #efe8d9;
  --ink: #2b2b2e;
  --ink-soft: #4a4a50;
  --ink-mute: #7a7a82;
  --rule: #d9d1bf;

  --blue: oklch(0.88 0.04 230);
  --blue-2: oklch(0.82 0.05 230);
  --blue-ink: oklch(0.45 0.08 230);
  --green: oklch(0.89 0.05 160);
  --green-2: oklch(0.83 0.06 160);
  --green-ink: oklch(0.42 0.07 160);

  --accent: var(--blue);
  --accent-2: var(--green);
  --accent-ink: var(--blue-ink);

  --serif-display: "Fraunces", "Cormorant Garamond", Georgia, serif;
  --serif-body: "Source Serif 4", "Source Serif Pro", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --anim: 1; /* animation intensity multiplier 0..1.4 */
  --dur-slow: calc(900ms * var(--anim));
  --dur-med: calc(500ms * var(--anim));
  --dur-fast: calc(240ms * var(--anim));
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* Palette variants */
:root[data-palette="sage-sky"] {
  --blue: oklch(0.88 0.04 230);
  --green: oklch(0.89 0.05 160);
  --blue-ink: oklch(0.45 0.08 230);
  --green-ink: oklch(0.42 0.07 160);
}
:root[data-palette="meadow"] {
  --blue: oklch(0.90 0.045 200);
  --green: oklch(0.90 0.06 140);
  --blue-ink: oklch(0.44 0.08 200);
  --green-ink: oklch(0.40 0.09 140);
}
:root[data-palette="harbor"] {
  --blue: oklch(0.86 0.05 250);
  --green: oklch(0.88 0.045 180);
  --blue-ink: oklch(0.42 0.10 250);
  --green-ink: oklch(0.42 0.07 180);
}
:root[data-palette="orchard"] {
  --blue: oklch(0.90 0.035 210);
  --green: oklch(0.91 0.055 150);
  --blue-ink: oklch(0.46 0.07 210);
  --green-ink: oklch(0.42 0.08 150);
}

/* Dark mode */
:root[data-theme="dark"] {
  --paper: #1a1c1e;
  --paper-2: #22252a;
  --ink: #ece6d6;
  --ink-soft: #c8c3b6;
  --ink-mute: #8f8b82;
  --rule: #36383c;
  --blue: oklch(0.45 0.06 230);
  --green: oklch(0.46 0.06 160);
  --blue-ink: oklch(0.85 0.07 230);
  --green-ink: oklch(0.83 0.06 160);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif-body);
  font-size: 18px;
  line-height: 1.62;
  font-feature-settings: "onum", "liga";
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background var(--dur-med) var(--ease), color var(--dur-med) var(--ease);
}

/* Paper grain */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: .35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' seed='5'/><feColorMatrix values='0 0 0 0 0.17  0 0 0 0 0.17  0 0 0 0 0.18  0 0 0 0.12 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
:root[data-theme="dark"] body::before {
  opacity: .5;
  mix-blend-mode: screen;
}

h1, h2, h3, h4 {
  font-family: var(--serif-display);
  font-weight: 450;
  color: var(--ink);
  letter-spacing: -0.015em;
  font-variation-settings: "SOFT" 50, "opsz" 144;
}

a { color: inherit; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 56px);
  position: relative;
  z-index: 2;
}

/* Asterism divider */
.asterism {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  color: var(--ink-mute);
  letter-spacing: 0.6em;
  font-size: 14px;
  margin: 72px 0;
}
.asterism::before, .asterism::after {
  content: "";
  height: 1px;
  width: 80px;
  background: var(--rule);
}

/* Eyebrow label */
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* Underline swoosh */
.swoosh {
  display: inline-block;
  position: relative;
}
.swoosh svg {
  position: absolute;
  left: -4%;
  bottom: -0.35em;
  width: 108%;
  height: 0.5em;
  pointer-events: none;
  color: var(--accent-ink);
}

/* Hover lift util */
.lift {
  transition: transform var(--dur-med) var(--ease), box-shadow var(--dur-med) var(--ease);
}
.lift:hover {
  transform: translateY(-4px) rotate(-0.3deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-family: var(--serif-display);
  font-size: 16px;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.btn:hover { background: var(--ink); color: var(--paper); transform: translateY(-1px); }
.btn.primary { background: var(--ink); color: var(--paper); }
.btn.primary:hover { background: var(--accent); color: var(--ink); border-color: var(--accent); }

/* scroll fade-in */
.fade-up {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.fade-up.in { opacity: 1; transform: none; }

/* tape corner */
.tape {
  position: absolute;
  width: 88px; height: 22px;
  background: color-mix(in oklch, var(--accent) 70%, transparent);
  transform: rotate(-4deg);
  box-shadow: 0 1px 3px rgba(0,0,0,.08);
  opacity: .85;
}

/* Selection */
::selection { background: var(--accent); color: var(--ink); }