/* siyulio · siyulio 像素風 — component styles. Values come from tokens.css; nothing here re-declares a token. */
html, body { margin: 0; }
body { font-family: var(--font-sans); background: var(--bg); color: var(--ink); -webkit-font-smoothing: antialiased; }
.sy-pad { padding: var(--space-5); }
.sy-row { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; padding: var(--space-5); }
.sy-label { font-family: var(--font-label); font-size: 12px; line-height: 16px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-muted); font-weight: 400; }
.sy-h { font-family: var(--font-display); font-weight: 700; letter-spacing: 0; text-transform: none; color: var(--ink); margin: 0; }

/* Button */
.sy-btn { font: inherit; font-family: var(--font-sans); font-size: 15px; font-weight: 600; line-height: 20px; height: 44px; padding: 0 var(--space-5);
  display: inline-flex; align-items: center; gap: var(--space-2); border-radius: var(--radius-md); border: var(--border-width) solid var(--ink);
  background: var(--surface); color: var(--ink); cursor: pointer; text-decoration: none; text-transform: none; letter-spacing: 0; box-shadow: var(--shadow-control); }
.sy-btn-primary { background: var(--brand); border-color: var(--brand); color: var(--on-brand); }
.sy-btn-ghost { background: transparent; border-color: transparent; box-shadow: none; color: var(--brand-text); padding: 0 var(--space-2); }
.sy-btn:hover { background: var(--ink); color: var(--bg); }
.sy-btn:focus-visible, .sy-tag:focus-visible, .sy-nav a:focus-visible, .sy-card:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }

/* Tag */
.sy-tag { display: inline-flex; align-items: center; gap: var(--space-1); font-family: var(--font-label); font-size: 12px; line-height: 16px; padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm); background: var(--brand-soft); color: var(--ink); border: 0; text-transform: uppercase; letter-spacing: 0.04em; }
.sy-tag-accent { background: var(--accent-soft); }
.sy-tag-outline { background: transparent; border: var(--border-width) solid var(--line); color: var(--ink-muted); }
.sy-dot { width: 8px; height: 8px; border-radius: var(--radius-pill); background: var(--accent); display: inline-block; }

/* SiteHeader */
.sy-header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-3) var(--space-5);
  background: var(--surface); border-bottom: var(--border-width) solid var(--line);  }
.sy-logo { font-family: var(--font-display); font-weight: 700; font-size: 20px; letter-spacing: -0.01em; color: var(--ink); text-decoration: none; text-transform: none; }
.sy-logo b { color: var(--brand-text); font-weight: inherit; }
.sy-nav { display: flex; gap: var(--space-5); align-items: center; }
.sy-nav a { font-family: var(--font-label); font-size: 14px; color: var(--ink-muted); text-decoration: none; text-transform: uppercase; letter-spacing: 0; }
.sy-nav a[aria-current] { color: var(--ink); color: var(--on-brand); background: var(--brand); padding: 0 6px; }

/* Hero */
.sy-hero { padding: var(--space-8) var(--space-6); background: var(--bg); display: grid; gap: var(--space-5);  }
.sy-hero .sy-kicker { font-family: var(--font-label); font-size: 13px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--brand-text); margin: 0; }
.sy-hero h1 { font-family: var(--font-display); font-size: 54px; line-height: 1.1; font-weight: 700; letter-spacing: 0; text-transform: none; margin: 0; max-width: 16em; }
.sy-hero h1 em { font-style: normal; color: var(--brand-text); color: var(--accent); text-decoration: underline; text-underline-offset: 6px; }
.sy-hero p { font-size: 18px; line-height: 30px; color: var(--ink-muted); margin: 0; max-width: 34em; }
.sy-hero .sy-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }

/* ProjectCard */
.sy-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--space-5); padding: var(--space-5); }
.sy-card { display: grid; gap: var(--space-3); align-content: start; padding: var(--space-5); background: var(--surface); border: var(--border-width) solid var(--ink);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-card); color: var(--ink); text-decoration: none;  }
.sy-card .sy-media { aspect-ratio: 16 / 10; border-radius: calc(var(--radius-lg) - 4px); background: var(--brand-soft); display: grid; place-items: center; overflow: hidden;  }
.sy-card .sy-media span { font-family: var(--font-display); font-size: 40px; color: var(--ink); font-weight: 700; }
.sy-card h3 { font-family: var(--font-display); font-size: 22px; line-height: 28px; font-weight: 700; letter-spacing: 0; text-transform: none; margin: 0; }
.sy-card p { font-size: 15px; line-height: 24px; color: var(--ink-muted); margin: 0; }
.sy-card .sy-tags { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.sy-card:hover { transform: translate(-2px,-2px); }

/* Timeline */
.sy-timeline { list-style: none; margin: 0; padding: var(--space-5); display: grid; gap: 0; }
.sy-timeline li { display: grid; grid-template-columns: 96px 1fr; gap: var(--space-4); padding: var(--space-4) 0; border-top: var(--border-width) solid var(--line); }
.sy-timeline li:last-child { border-bottom: var(--border-width) solid var(--line); }
.sy-timeline time { font-family: var(--font-label); font-size: 13px; line-height: 24px; color: var(--brand-text); letter-spacing: 0.04em; }
.sy-timeline h4 { font-family: var(--font-display); font-size: 18px; line-height: 24px; margin: 0; font-weight: 700; text-transform: none; }
.sy-timeline p { font-size: 15px; line-height: 24px; margin: var(--space-1) 0 0; color: var(--ink-muted); }

/* signature details */

.sy-tag { font-size: 16px; }
.sy-nav a { font-size: 18px; }
.sy-header { background-image: repeating-linear-gradient(0deg, var(--ink) 0 1px, transparent 1px 4px); }
.sy-header .sy-logo, .sy-header .sy-nav { background: var(--surface); padding: 0 8px; }
.sy-card { padding-top: 0; }
.sy-card::before { content: "■ project"; display: block; margin: 0 calc(-1 * var(--space-5)); padding: 2px var(--space-3); background: var(--brand); color: var(--on-brand); font-family: var(--font-label); font-size: 16px; }
.sy-card .sy-media { border-radius: 0; border: 2px solid var(--ink); background-image: radial-gradient(var(--ink) 1px, transparent 1px); background-size: 4px 4px; }
.sy-card .sy-media span { background: var(--surface); padding: 0 8px; }
.sy-timeline time { font-size: 18px; }


/* site layer: page structure only; colour and faces come from palette.css tokens */
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font-sans); }
.site-wrap { max-width: 1120px; margin: 0 auto; }
.sy-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; flex-wrap: wrap; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.sy-nav { overflow-x: auto; max-width: 100%; }
.theme-btn { font: inherit; font-family: var(--font-label); font-size: 18px; background: var(--surface); color: var(--ink); border: var(--border-width) solid var(--line); box-shadow: var(--shadow-control); height: 34px; padding: 0 10px; cursor: pointer; }
.theme-btn:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.sy-hero { padding-left: max(24px, env(safe-area-inset-left, 0px)); padding-right: max(24px, env(safe-area-inset-right, 0px)); }
.sec { padding-block: 56px 8px; display: grid; gap: 8px; scroll-margin-top: 72px; }
.sec > header { padding-inline: 20px; display: grid; gap: 6px; }
.sec .sy-h { font-size: 32px; line-height: 1.2; text-wrap: balance; }
.sec .intro { margin: 0; color: var(--ink-muted); max-width: 36em; font-size: 16px; line-height: 28px; }
.about { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; align-items: start; }
.about .facts { padding: 20px; display: grid; gap: 14px; margin: 0; }
.about .facts div { display: grid; grid-template-columns: 7em 1fr; gap: 12px; border-top: var(--border-width) solid var(--line); padding-top: 12px; }
.about dt { margin: 0; }
.about dd { margin: 0; color: var(--ink); font-size: 15px; line-height: 24px; }
.contact { margin: 0 20px; padding: 28px; background: var(--surface); border: var(--border-width) solid var(--line); border-radius: var(--radius-lg); display: grid; gap: 14px; }
.contact p { margin: 0; color: var(--ink-muted); }
.site-foot { padding: 40px 20px; color: var(--ink-muted); font-size: 14px; }
/* review fixes 2026-10-18 */
/* accent is for links only: the hero highlight is an ink block, not a fake link */
.sy-hero h1 em { color: var(--on-brand); background: var(--brand); text-decoration: none; padding: 0 .12em; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
/* VT323 reads clearly only from 16px */
.sy-label { font-size: 16px; line-height: 20px; }
.sy-hero .sy-kicker { font-size: 18px; }
/* touch targets >= 44px */
.sy-logo { display: inline-flex; align-items: center; min-height: 44px; }
.sy-nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 4px; }
.theme-btn { height: 44px; min-width: 44px; }
/* card images are 1-bit; dark theme flips them so they stay ink-on-ground */
.sy-card .sy-media img { display: block; width: 100%; height: 100%; object-fit: cover; image-rendering: pixelated; background: #fff; }
[data-theme="dark"] .sy-card .sy-media img { filter: invert(1); }
/* cards are not links yet: no lift on hover */
.sy-card:hover { transform: none; }
/* result figure: one ink block per card in the label face */
.sy-metric { justify-self: start; margin: 0; padding: 2px 8px; background: var(--brand); color: var(--on-brand); font-family: var(--font-label); font-size: 20px; line-height: 26px; }
/* timeline titles are h3 under a section h2 */
.sy-timeline h3 { font-family: var(--font-display); font-size: 18px; line-height: 24px; margin: 0; font-weight: 700; text-transform: none; }
.skip { position: absolute; left: 8px; top: -60px; z-index: 10; background: var(--brand); color: var(--on-brand); padding: 10px 14px; font-weight: 700; }
.skip:focus { top: 8px; outline: 2px solid var(--focus); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
@media (max-width: 720px) {
  .about { grid-template-columns: 1fr; }
  .sy-hero h1 { font-size: clamp(32px, 9vw, 56px) !important; }
  .sy-hero { padding-block: 48px; }
  .sy-header { position: static; }
  .theme-btn { margin-left: auto; }
  .sy-nav { order: 3; width: 100%; }
}