/* Hallmark · macrostructure: Bento Grid · tone: playful-technical, workshop · anchor hue: amber
 * theme: custom · vibe: dark workshop, maker-warm, technically playful
 * paper: oklch(11% 0.010 65) · accent: oklch(78% 0.160 80) amber
 * display: Space Grotesk · body: DM Sans · mono: DM Mono
 * nav: N9 edge-aligned · footer: Ft1 minimal
 * Hallmark · pre-emit critique: P5 H4 E5 S5 R4 V5
 * Requires tokens.css to be loaded first.
 */

/* ── reset ────────────────────────────────────────────────── */

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

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  overflow-x: clip;
  background-color: var(--color-paper);
  background-image: radial-gradient(
    ellipse 65% 80% at 12% 45%,
    var(--color-warmth-glow) 0%,
    transparent 70%
  );
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── layout ───────────────────────────────────────────────── */

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ── skip link ────────────────────────────────────────────── */

.skip-link {
  position: absolute;
  top: var(--space-4);
  left: var(--pad);
  padding: var(--space-2) var(--space-4);
  background: var(--color-accent);
  color: var(--color-paper);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 400;
  text-decoration: none;
  border-radius: var(--radius-sm);
  z-index: 100;
  transform: translateY(-200%);
  transition: transform var(--dur-base) var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
}

/* ── site header ──────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding-block: var(--space-4);
  transition:
    background-color var(--dur-base) var(--ease-out),
    backdrop-filter  var(--dur-base) var(--ease-out);
}

.site-header.is-scrolled {
  background-color: var(--color-header-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.site-header__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.site-header__brand {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  text-decoration: none;
  transition: opacity var(--dur-fast) var(--ease-out);
}

.site-header__brand:hover { opacity: 0.75; }

.site-header__brand:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 4px;
  border-radius: 2px;
}

.nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-link {
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-2);
  text-decoration: none;
  background-image: linear-gradient(var(--color-accent), var(--color-accent));
  background-size: 0% 1px;
  background-repeat: no-repeat;
  background-position: 0% 100%;
  transition:
    color           var(--dur-base) var(--ease-out),
    background-size var(--dur-base) var(--ease-out);
}

.nav-link:hover {
  color: var(--color-ink);
  background-size: 100% 1px;
}

.nav-link--highlight {
  color: var(--color-accent);
}

.nav-link--highlight:hover {
  color: var(--color-accent);
}

.nav-link:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 4px;
  border-radius: 2px;
}

/* ── opening ──────────────────────────────────────────────── */

.opening {
  padding-top:    clamp(var(--space-16), 7vw, var(--space-24));
  padding-bottom: clamp(var(--space-10), 4vw, var(--space-16));
}

.opening__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
}

.opening__headline {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 700;
  font-style: normal;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  overflow-wrap: anywhere;
  min-width: 0;
  margin-bottom: var(--space-5);
}

.opening__sub {
  font-size: var(--text-sm);
  color: var(--color-ink-2);
  letter-spacing: 0.04em;
}

/* ── bento grid ───────────────────────────────────────────── */

.section-projects {
  padding-bottom: clamp(var(--space-16), 6vw, var(--space-24));
}

.bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-bento);
}

/* ── tile — base ──────────────────────────────────────────── */

.tile {
  --tile-accent: var(--color-accent);
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-tile);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  overflow: hidden;
  min-height: 220px;
  transition:
    transform      var(--dur-base) var(--ease-out),
    border-color   var(--dur-base) var(--ease-out),
    box-shadow     var(--dur-base) var(--ease-out);
}

.tile--battery    { --tile-accent: var(--accent-battery); min-height: 280px; }
.tile--tichu      { --tile-accent: var(--accent-tichu); }
.tile--startfinder { --tile-accent: var(--accent-start); }
.tile--qwirkle    { --tile-accent: var(--accent-qwirkle); }

/* linked tiles */
a.tile {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

a.tile:hover {
  transform: translateY(-4px);
  border-color: var(--tile-accent);
  box-shadow: var(--shadow-tile);
}

a.tile:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
  transform: translateY(-2px);
}

/* ── tile — graphic area ──────────────────────────────────── */

.tile__graphic {
  flex: 1;
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

/* ── tile — content area ──────────────────────────────────── */

.tile__body {
  padding: var(--space-5) var(--space-6);
  border-top: 1px solid var(--color-border);
}

.tile__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.tile__badge {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tile-accent);
}

.tile__version {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--color-ink-3);
  letter-spacing: 0.04em;
}

.tile__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  font-style: normal;
  color: var(--color-ink);
  line-height: 1.2;
  margin-bottom: var(--space-2);
  overflow-wrap: anywhere;
  min-width: 0;
}

.tile__desc {
  font-size: var(--text-xs);
  color: var(--color-ink-2);
  line-height: 1.55;
  margin-bottom: var(--space-4);
}

.tile__cta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--tile-accent);
  letter-spacing: 0.04em;
  transition: opacity var(--dur-fast) var(--ease-out);
}

a.tile:hover .tile__cta {
  opacity: 0.8;
}

/* ── battery tile ─────────────────────────────────────────── */

.battery-scene {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.battery-wrap {
  display: flex;
  align-items: center;
}

.battery-shell {
  width: clamp(80px, 10vw, 120px);
  height: 36px;
  border: 2px solid var(--accent-battery);
  border-radius: 4px;
  padding: 3px;
  position: relative;
  overflow: hidden;
}

.battery-fill {
  height: 100%;
  width: 0%;
  background: var(--accent-battery);
  border-radius: 2px;
  transition: width 1.4s var(--ease-out);
}

.battery-tip {
  width: 6px;
  height: 14px;
  background: var(--accent-battery);
  border-radius: 0 3px 3px 0;
  margin-left: -1px;
  flex-shrink: 0;
}

.battery-readout {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 400;
  color: var(--accent-battery);
  line-height: 1;
  letter-spacing: -0.02em;
}

.tile--battery .tile__name {
  font-size: var(--text-lg);
}

.tile--battery .tile__desc {
  font-size: var(--text-sm);
  margin-bottom: var(--space-5);
}

/* ── tichu tile ───────────────────────────────────────────── */

.card-fan {
  position: relative;
  width: 88px;
  height: 72px;
}

.card {
  position: absolute;
  width: 48px;
  height: 66px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 7px;
  bottom: 0;
  display: flex;
  align-items: flex-start;
  padding: var(--space-2);
  font-size: 1.15rem;
  line-height: 1;
}

.card--1 { transform: rotate(-11deg); left: 0; z-index: 1; }
.card--1 .card__suit { color: var(--accent-tichu); }

.card--2 { transform: rotate(-2deg); left: 14px; z-index: 2; }
.card--2 .card__suit { color: oklch(68% 0.18 15); }

.card--3 { transform: rotate(7deg); left: 28px; z-index: 3; }
.card--3 .card__suit { color: oklch(68% 0.18 15); }

/* ── startfinder tile ─────────────────────────────────────── */

.tile--startfinder .tile__graphic {
  background-image: radial-gradient(circle, oklch(70% 0.13 192 / 0.12) 1px, transparent 1px);
  background-size: 18px 18px;
  align-items: flex-start;
  justify-content: flex-start;
}

.dot-field {
  position: absolute;
  inset: 0;
}

.dot {
  position: absolute;
  border-radius: 50%;
  background: var(--accent-start);
}

.dot--a { width: 10px; height: 10px; top: 22%; left: 14%; opacity: 0.85; }
.dot--b { width:  6px; height:  6px; top: 42%; left: 52%; opacity: 0.60; }
.dot--c { width: 15px; height: 15px; top: 60%; left: 28%; opacity: 0.90; }
.dot--d { width:  4px; height:  4px; top: 22%; left: 75%; opacity: 0.50; }
.dot--e { width:  9px; height:  9px; top: 72%; left: 68%; opacity: 0.70; }

/* ── qwirkle tile ─────────────────────────────────────────── */

.qwirkle-grid {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.qr-row {
  display: flex;
  gap: 4px;
}

.qt {
  display: block;
  width: 26px;
  height: 26px;
  background: var(--c);
  border-radius: 4px;
  flex-shrink: 0;
}

/* ── more tile ────────────────────────────────────────────── */

.tile--more {
  justify-content: center;
}

.tile__body--more {
  padding: var(--space-8) var(--space-8);
  border-top: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  height: 100%;
  justify-content: center;
}

.more__stat {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.more__num {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 700;
  font-style: normal;
  color: var(--color-accent);
  line-height: 0.9;
  flex-shrink: 0;
}

.more__label {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--color-ink-2);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  line-height: 1.5;
  padding-top: 0.25em;
}

.more__status {
  font-size: var(--text-xs);
  color: var(--color-ink-3);
}

.more__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.more__link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-2);
  text-decoration: none;
  letter-spacing: 0.02em;
  background-image: linear-gradient(var(--color-accent), var(--color-accent));
  background-size: 0% 1px;
  background-repeat: no-repeat;
  background-position: 0% 100%;
  transition:
    color           var(--dur-base) var(--ease-out),
    background-size var(--dur-base) var(--ease-out);
}

.more__link:hover {
  color: var(--color-accent);
  background-size: 100% 1px;
}

.more__link:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ── site footer ──────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-8);
  margin-top: clamp(var(--space-12), 4vw, var(--space-16));
}

.site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.site-footer__name,
.site-footer__year {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-3);
  letter-spacing: 0.06em;
}

/* ── responsive — tablet ──────────────────────────────────── */

@media (min-width: 640px) {
  .bento {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas:
      "bat bat"
      "bat bat"
      "tichu start"
      "qwk  more";
    grid-template-rows: 240px 240px auto auto;
  }

  .tile--battery     { grid-area: bat; min-height: 0; }
  .tile--tichu       { grid-area: tichu; min-height: 0; }
  .tile--startfinder { grid-area: start; min-height: 0; }
  .tile--qwirkle     { grid-area: qwk; min-height: 0; }
  .tile--more        { grid-area: more; min-height: 0; }

  .tile { min-height: 0; }
}

/* ── responsive — desktop ─────────────────────────────────── */

@media (min-width: 880px) {
  .bento {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-areas:
      "bat bat tichu"
      "bat bat start"
      "qwk more more";
    grid-template-rows: 260px 260px auto;
  }

  .tile--battery .tile__name { font-size: var(--text-xl); }
}

/* ── responsive — nav collapse ────────────────────────────── */

@media (max-width: 479px) {
  .nav-list { gap: var(--space-4); }
  .nav-link { font-size: 0.65rem; }
}

/* ── reduced motion ───────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .battery-fill {
    width: 73% !important;
    transition: none !important;
  }
}