/* KM6DZ — shared design system (You're Smart family, ham radio identity) v0.1.0
   Everything is scoped under body.km-site so block-library / plugin CSS can't win. */
:root {
  --bg: #0b0f14;
  --bg-elev: #121821;
  --bg-card: #151c27;
  --line: rgba(148, 163, 184, 0.16);
  --line-strong: rgba(148, 163, 184, 0.3);
  --text: #e8eef7;
  --body: #cbd5e1;
  --muted: #a3b1c4;
  --accent: #fbbf24;          /* tube glow amber */
  --accent-2: #f97316;        /* plate orange */
  --accent-hover: #fcd34d;
  --accent-soft: rgba(251, 191, 36, 0.12);
  --accent-line: rgba(251, 191, 36, 0.45);
  --teal: #5eead4;            /* You're Smart secondary */
  --teal-soft: rgba(94, 234, 212, 0.12);
  --on-accent: #1c1204;
  --radius: 18px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --font: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Instrument Serif", Georgia, "Times New Roman", serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --max: 1120px;
  --read: 780px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }

body.km-site {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 17px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body.km-site a { color: var(--accent); text-decoration: none; }
body.km-site a:hover { color: var(--accent-hover); text-decoration: underline; text-underline-offset: 3px; }
body.km-site a:focus-visible,
body.km-site button:focus-visible,
body.km-site input:focus-visible,
body.km-site textarea:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
body.km-site img { max-width: 100%; height: auto; }
body.km-site h1, body.km-site h2, body.km-site h3, body.km-site h4 { color: var(--text); font-weight: 400; }

.km-skip {
  position: absolute; left: 1rem; top: -100px; z-index: 100;
  background: var(--accent); color: var(--on-accent) !important; font-weight: 700;
  padding: 0.6rem 1rem; border-radius: 999px;
}
.km-skip:focus { top: 1rem; }

.km-bg-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
}
.km-bg-glow {
  position: fixed; inset: -25% auto auto 45%; width: 55vw; height: 55vw; pointer-events: none; z-index: 0;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.16), rgba(251, 191, 36, 0.06) 40%, transparent 62%);
  filter: blur(20px);
}
.km-shell { position: relative; z-index: 1; min-height: 100vh; display: flex; flex-direction: column; }

/* ---------- header / nav ---------- */
.km-header {
  max-width: var(--max); width: 100%; margin: 0 auto; padding: 1.25rem 1.25rem 0;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}
body.km-site .km-brand { display: inline-flex; align-items: center; gap: 0.7rem; color: var(--text); text-decoration: none; }
.km-brand-mark {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px;
  color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent-line);
}
.km-brand-mark svg { width: 28px; height: 28px; }
.km-brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.km-brand-text strong { font-size: 1.15rem; letter-spacing: 0.06em; font-weight: 700; }
.km-brand-text small { color: var(--muted); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; }

.km-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.35rem; }
body.km-site .km-nav a {
  display: block; color: var(--muted); font-size: 0.93rem; font-weight: 500; text-decoration: none;
  border: 1px solid transparent; border-radius: 999px; padding: 0.4rem 0.85rem;
}
body.km-site .km-nav a:hover { color: var(--text); border-color: var(--line-strong); }
body.km-site .km-nav a.is-active { color: var(--accent); border-color: var(--accent-line); background: var(--accent-soft); }

.km-menu-toggle { display: none; }

@media (max-width: 900px) {
  .js .km-menu-toggle {
    display: inline-flex; align-items: center; gap: 0.55rem; min-height: 44px;
    padding: 0.5rem 0.95rem; border-radius: 999px; cursor: pointer;
    background: var(--bg-elev); color: var(--text); border: 1px solid var(--line-strong);
    font: 600 0.92rem/1 var(--font);
  }
  .km-menu-bars { display: inline-grid; gap: 4px; }
  .km-menu-bars span { display: block; width: 18px; height: 2px; border-radius: 2px; background: currentColor; transition: transform 0.2s ease, opacity 0.2s ease; }
  .km-menu-toggle[aria-expanded="true"] { border-color: var(--accent-line); color: var(--accent); }
  .km-menu-toggle[aria-expanded="true"] .km-menu-bars span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .km-menu-toggle[aria-expanded="true"] .km-menu-bars span:nth-child(2) { opacity: 0; }
  .km-menu-toggle[aria-expanded="true"] .km-menu-bars span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .km-nav { width: 100%; }
  .js .km-nav { display: none; }
  .js .km-nav.is-open { display: block; }
  .km-nav ul { flex-direction: column; gap: 0.25rem; padding: 0.6rem; margin-top: 0.25rem; background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius); }
  body.km-site .km-nav a { padding: 0.75rem 1rem; font-size: 1rem; border-radius: 12px; }
}

/* ---------- layout primitives ---------- */
.km-main { max-width: var(--max); width: 100%; margin: 0 auto; padding: 2rem 1.25rem 3.5rem; flex: 1; }
.km-eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.75rem; font-weight: 700; margin: 0 0 0.6rem; }
body.km-site .km-eyebrow a { color: inherit; }
body.km-site .km-page-title { font-family: var(--display); font-size: clamp(2.2rem, 5vw, 3.4rem); line-height: 1.1; margin: 0 0 0.75rem; }
body.km-site .km-section-title { font-family: var(--display); font-size: clamp(1.8rem, 3.5vw, 2.5rem); line-height: 1.15; margin: 0 0 0.75rem; }
.km-lead { color: var(--muted); font-size: 1.08rem; max-width: 44rem; margin: 0 0 1.75rem; }
.km-tagline { color: var(--teal); font-weight: 600; font-size: 1.1rem; margin: 0 0 1rem; }
.km-morse { font-family: var(--mono); color: var(--teal); letter-spacing: 0.08em; font-size: 0.9rem; white-space: nowrap; }

.km-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.km-actions-center { justify-content: center; }
body.km-site .km-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem; min-height: 44px;
  border-radius: 999px; padding: 0.7rem 1.3rem; font-weight: 700; font-size: 0.95rem;
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
}
body.km-site .km-btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: var(--on-accent); box-shadow: 0 10px 30px rgba(249, 115, 22, 0.25); }
body.km-site .km-btn-primary:hover { color: var(--on-accent); filter: brightness(1.08); text-decoration: none; }
body.km-site .km-btn-ghost { background: transparent; border-color: var(--line-strong); color: var(--text); }
body.km-site .km-btn-ghost:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
body.km-site .km-text-link { font-weight: 700; }

/* ---------- home ---------- */
.km-hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(1.5rem, 4vw, 3.5rem); align-items: center; padding: 1.5rem 0 1rem; }
body.km-site .km-callsign {
  font-family: var(--display); font-weight: 400; font-size: clamp(4.5rem, 13vw, 9.5rem); line-height: 0.9;
  letter-spacing: 0.02em; margin: 0 0 0.6rem; color: #fff7e6;
  text-shadow: 0 0 18px rgba(251, 191, 36, 0.55), 0 0 60px rgba(249, 115, 22, 0.35);
}
.km-hero-morse { margin: 0 0 1.1rem; font-size: clamp(0.95rem, 2.2vw, 1.2rem); }
.km-hero-photo { position: relative; margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); }
.km-hero-photo img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
body.km-site .km-hero-photo figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 2.5rem 1rem 0.85rem;
  background: linear-gradient(transparent, rgba(11, 15, 20, 0.92)); color: var(--text); font-size: 0.85rem;
}
.km-readout {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; margin: 1rem 0 0;
  background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
}
.km-readout div { background: #0f141b; padding: 0.7rem 0.8rem; }
.km-readout dt { color: var(--muted); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; margin: 0 0 0.2rem; }
.km-readout dd { margin: 0; font-family: var(--mono); color: var(--accent); font-size: 0.86rem; text-shadow: 0 0 10px rgba(251, 191, 36, 0.35); }

.km-section { margin-top: clamp(3rem, 7vw, 5rem); }
.km-section-head { margin-bottom: 1.5rem; }
.km-section-head .km-lead { margin-bottom: 0; }
.km-section-head-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 1rem; flex-wrap: wrap; }

.km-about {
  display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(1.5rem, 4vw, 3rem); align-items: center;
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.25rem, 3vw, 2rem); box-shadow: var(--shadow);
}
.km-about-media img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 14px; }
.km-about-copy p { color: var(--body); margin: 0 0 1rem; }
body.km-site .km-quote { font-family: var(--display); font-size: 1.45rem; line-height: 1.35; color: var(--text); border-left: 3px solid var(--accent); padding-left: 1rem; }

.km-gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.km-gallery figure { margin: 0; background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.km-gallery img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
body.km-site .km-gallery figcaption { color: var(--muted); font-size: 0.88rem; padding: 0.75rem 1rem 0.9rem; }

.km-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.km-list li { display: grid; grid-template-columns: 8.5rem minmax(0, 1fr); gap: 0.25rem 1.25rem; padding: 1rem 0.25rem; border-bottom: 1px solid var(--line); }
.km-list time { color: var(--muted); font-family: var(--mono); font-size: 0.85rem; padding-top: 0.2rem; }
body.km-site .km-list a { color: var(--text); font-family: var(--display); font-size: 1.4rem; line-height: 1.25; }
body.km-site .km-list a:hover { color: var(--accent); }
.km-list-excerpt { grid-column: 2; color: var(--muted); font-size: 0.93rem; }

.km-cta {
  margin-top: clamp(3rem, 7vw, 5rem); display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap;
  padding: clamp(1.5rem, 4vw, 2.5rem); border-radius: var(--radius); border: 1px solid var(--accent-line);
  background: radial-gradient(circle at 100% 0%, rgba(249, 115, 22, 0.18), transparent 55%), var(--bg-card); box-shadow: var(--shadow);
}
.km-cta p { color: var(--body); margin: 0; max-width: 38rem; }
.km-cta .km-eyebrow { margin-bottom: 0.4rem; }

/* ---------- cards ---------- */
.km-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.25rem; }
.km-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.km-card {
  position: relative; display: flex; flex-direction: column; overflow: hidden;
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.km-card:hover, .km-card:focus-within { border-color: var(--accent-line); transform: translateY(-2px); }
.km-card-media { display: block; aspect-ratio: 16 / 10; background: var(--bg-elev); overflow: hidden; }
.km-card-media img { display: block; width: 100%; height: 100%; object-fit: cover; }
.km-card-body { display: flex; flex-direction: column; gap: 0.55rem; padding: 1.1rem 1.2rem 1.3rem; flex: 1; }
.km-card-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.35rem 0.75rem; color: var(--muted); font-size: 0.82rem; }
.km-chip { display: inline-block; background: var(--accent-soft); color: var(--accent); border-radius: 999px; padding: 0.15rem 0.6rem; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.km-chip-teal { background: var(--teal-soft); color: var(--teal); }
body.km-site .km-card-title { font-family: var(--display); font-size: 1.4rem; line-height: 1.2; margin: 0; }
body.km-site .km-card-title a { color: var(--text); text-decoration: none; }
body.km-site .km-card-title a::after { content: ""; position: absolute; inset: 0; }   /* whole card clickable */
body.km-site .km-card:hover .km-card-title a { color: var(--accent); }
.km-card-excerpt { color: var(--muted); font-size: 0.94rem; margin: 0; flex: 1; }
.km-card-link { color: var(--accent); font-weight: 700; font-size: 0.9rem; }

.km-pagination { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; }
.km-pagination .page-numbers { border: 1px solid var(--line); border-radius: 999px; padding: 0.4rem 0.85rem; color: var(--muted); }
.km-pagination .current { background: var(--accent-soft); color: var(--accent); border-color: var(--accent-line); }

/* ---------- reading (pages + posts) ---------- */
.km-read { max-width: var(--read); margin: 0 auto; }
.km-page-head { margin: 0.5rem 0 1.5rem; }
.km-page-head-wide { max-width: none; }
.km-article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1rem; color: var(--muted); font-size: 0.92rem; margin: 0; }
.km-banner { margin: 0 0 1.5rem; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.km-banner img { display: block; width: 100%; max-height: 420px; object-fit: cover; }
.km-article { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.25rem, 3.5vw, 2.5rem); box-shadow: var(--shadow); }
body.km-site .km-content { color: var(--body); font-size: 1.06rem; }
body.km-site .km-content::after { content: ""; display: table; clear: both; }
body.km-site .km-content > *:first-child { margin-top: 0; }
body.km-site .km-content p,
body.km-site .km-content li { color: var(--body); }
body.km-site .km-content strong { color: var(--text); }
body.km-site .km-content em { color: var(--text); }
body.km-site .km-content h2, body.km-site .km-content h3, body.km-site .km-content h4 { font-family: var(--display); line-height: 1.25; margin: 2rem 0 0.75rem; }
body.km-site .km-content a { color: var(--accent); text-decoration: underline; text-decoration-color: var(--accent-line); text-underline-offset: 3px; }
body.km-site .km-content a:hover { color: var(--accent-hover); text-decoration-color: currentColor; }
body.km-site .km-content img { border-radius: 12px; }
body.km-site .km-content .alignleft { float: left; margin: 0.35rem 1.5rem 1rem 0; max-width: 50%; }
body.km-site .km-content .alignright { float: right; margin: 0.35rem 0 1rem 1.5rem; max-width: 50%; }
body.km-site .km-content .aligncenter { display: block; margin: 1.25rem auto; text-align: center; }
body.km-site .km-content .wp-caption,
body.km-site .km-content figure { max-width: 100%; }
body.km-site .km-content .wp-caption-text,
body.km-site .km-content figcaption { color: var(--muted); font-size: 0.88rem; margin-top: 0.4rem; text-align: left; }
body.km-site .km-content hr,
body.km-site .km-content .wp-block-separator { border: 0; border-top: 1px solid var(--line-strong); margin: 2rem 0; opacity: 1; background: none; }
body.km-site .km-content blockquote { margin: 1.5rem 0; padding: 0.9rem 1.2rem; border-left: 3px solid var(--accent); background: var(--accent-soft); border-radius: 0 12px 12px 0; color: var(--text); }
body.km-site .km-content code { font-family: var(--mono); background: var(--bg-elev); color: var(--accent); padding: 0.1rem 0.35rem; border-radius: 6px; font-size: 0.92em; }
body.km-site .km-content .wp-block-embed { margin: 1.75rem 0; clear: both; }
body.km-site .km-content .wp-block-embed__wrapper { background: #000; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
body.km-site .km-content iframe { width: 100%; border: 0; border-radius: 12px; }
body.km-site .km-content .wp-block-embed__wrapper iframe { aspect-ratio: 16 / 9; height: auto; }

.km-comments { margin-top: 2rem; }
.km-comments ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.75rem; }
.km-comments li { background: var(--bg-elev); border: 1px solid var(--line); border-radius: 14px; padding: 1rem 1.2rem; }
.km-comment-meta { color: var(--muted); font-size: 0.88rem; margin: 0 0 0.35rem; }
.km-comment-meta strong { color: var(--text); }
.km-comment-body p { color: var(--body); margin: 0 0 0.5rem; }
.km-comment-note { color: var(--muted); margin: 1.5rem 0 0; }
.km-post-nav { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }
body.km-site .km-post-nav a { font-weight: 600; }

/* ---------- contact / forms ---------- */
.km-contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 2rem; align-items: start; }
.km-contact-extra { margin-top: 1.5rem; }
.km-panel { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.25rem, 3vw, 2rem); box-shadow: var(--shadow); }
body.km-site .wpcf7 form p { margin: 0 0 1rem; }
body.km-site .wpcf7 label { display: block; color: var(--text); font-size: 0.92rem; font-weight: 600; }
body.km-site .wpcf7 label .km-opt { color: var(--muted); font-weight: 400; }
body.km-site .wpcf7 input[type="text"],
body.km-site .wpcf7 input[type="email"],
body.km-site .wpcf7 textarea,
body.km-site .search-form input[type="search"] {
  display: block; width: 100%; margin-top: 0.4rem; padding: 0.75rem 0.9rem;
  background: var(--bg-elev); color: var(--text); border: 1px solid var(--line-strong); border-radius: 12px;
  font: 400 1rem/1.4 var(--font);
}
body.km-site .wpcf7 input::placeholder, body.km-site .wpcf7 textarea::placeholder { color: #7d8a9c; }
body.km-site .wpcf7 textarea { min-height: 170px; resize: vertical; }
body.km-site .wpcf7 input:focus, body.km-site .wpcf7 textarea:focus { border-color: var(--accent); outline: 2px solid var(--accent-line); outline-offset: 1px; }
body.km-site .wpcf7 input[type="submit"],
body.km-site .search-form button,
body.km-site .search-form .search-submit {
  min-height: 44px; padding: 0.75rem 1.4rem; border: 0; border-radius: 999px; cursor: pointer;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: var(--on-accent); font: 700 0.98rem/1 var(--font);
}
body.km-site .wpcf7-spinner { background-color: var(--muted); }
body.km-site .wpcf7 form .wpcf7-response-output { margin: 1rem 0 0; padding: 0.75rem 1rem; border-radius: 12px; color: var(--text); border-color: var(--accent-line); }
body.km-site .wpcf7-not-valid-tip { color: #fda4af; font-size: 0.85rem; margin-top: 0.3rem; }
body.km-site .search-form { display: flex; gap: 0.6rem; max-width: 520px; margin-bottom: 1.75rem; }
body.km-site .search-form label { flex: 1; }
body.km-site .search-form .screen-reader-text { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.km-empty { text-align: center; padding: 3rem 1rem; color: var(--muted); }
.km-empty .km-lead { margin-left: auto; margin-right: auto; }

/* ---------- footer ---------- */
.km-footer { max-width: var(--max); width: 100%; margin: 0 auto; padding: 2rem 1.25rem 2.75rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.92rem; }
.km-footer p { margin: 0 0 0.5rem; }
.km-footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1.5rem; }
.km-footer-sign strong { color: var(--text); letter-spacing: 0.06em; margin-right: 0.6rem; }
.km-footer-nav { display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; margin-top: 0.75rem; }
body.km-site .km-footer-nav a { color: var(--muted); }
body.km-site .km-footer-nav a:hover { color: var(--accent); }
.km-footer-family { display: flex; flex-direction: column; gap: 0.35rem; }
.km-footer-family .km-eyebrow { color: var(--teal); margin-bottom: 0.2rem; }
body.km-site .km-footer-family a { color: var(--teal); font-weight: 600; }

/* ---------- back to top ---------- */
body.km-site .km-top {
  position: fixed; right: max(1.25rem, env(safe-area-inset-right)); bottom: max(1.25rem, env(safe-area-inset-bottom)); z-index: 60;
  display: inline-flex; align-items: center; gap: 0.4rem; min-height: 44px; padding: 0.55rem 1rem 0.55rem 0.8rem;
  border: 1px solid var(--accent-line); border-radius: 999px; background: rgba(18, 24, 33, 0.94); color: var(--accent);
  font: 700 0.9rem/1 var(--font); cursor: pointer; box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0s linear 0.25s;
}
body.km-site .km-top[hidden] { display: none; }
body.km-site .km-top.is-visible { opacity: 1; visibility: visible; transform: none; transition: opacity 0.25s ease, transform 0.25s ease, visibility 0s; }
body.km-site .km-top:hover { background: var(--accent); color: var(--on-accent); }
.km-top svg { width: 18px; height: 18px; flex: none; }
body.km-has-top .km-footer { padding-bottom: 5.5rem; }

/* ---------- responsive ---------- */
@media (max-width: 1000px) {
  .km-grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .km-hero, .km-about, .km-contact { grid-template-columns: 1fr; }
  .km-gallery { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  body.km-site { font-size: 16px; }
  .km-main { padding-top: 1.25rem; }
  .km-grid-4 { grid-template-columns: 1fr; }
  .km-list li { grid-template-columns: 1fr; }
  .km-list-excerpt { grid-column: 1; }
  body.km-site .km-content .alignleft,
  body.km-site .km-content .alignright { float: none; display: block; max-width: 100%; margin: 1rem 0; }
  body.km-site .km-top { right: max(0.75rem, env(safe-area-inset-right)); bottom: max(0.75rem, env(safe-area-inset-bottom)); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .km-card, body.km-site .km-top, body.km-site .km-top.is-visible, .km-menu-bars span { transition: none; transform: none; }
}