/* kennychien.com — print-editorial / Bauhaus design system
   Tokens and metrics ported 1:1 from the approved design prototype. */

:root {
  --paper: #F2EEE3;
  --ink: #161512;
  --verm: #DF4A1E;
  --blue: #2742D8;
  --card: #FAF7EE;
  --hair: #CDC5AD;
  --dkline: #3B3933;
  --tint: #EBE5D4;
  /* font stacks are set on <html> by app.js per language */
  --fd: 'Archivo', 'Noto Sans SC', 'Noto Sans TC', sans-serif;
  --fb: 'Archivo', 'Noto Sans SC', 'Noto Sans TC', sans-serif;
  --fm: 'IBM Plex Mono', 'Noto Sans SC', 'Noto Sans TC', monospace;
  --fs: 'Newsreader', 'Noto Serif SC', 'Noto Serif TC', Georgia, serif;
}

html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--fb);
  min-height: 100vh;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--verm); color: var(--paper); }
a, button { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--verm); outline-offset: 2px; }

@keyframes kc-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes kc-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes kc-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

/* ---------- Nav ---------- */
.kc-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  display: flex; align-items: center; flex-wrap: wrap; gap: 10px 16px;
  padding: 11px 22px; min-height: 40px;
  background: var(--paper); border-bottom: 1px solid var(--ink);
  box-sizing: border-box;
}
.kc-logo {
  font-family: var(--fd); font-weight: 900; font-size: 17px; letter-spacing: 0.02em;
  color: var(--ink); text-decoration: none; white-space: nowrap;
}
.kc-logo b, .kc-dot { color: var(--verm); }
.kc-nav-links {
  display: flex; gap: 8px 14px; margin-left: auto; align-items: center;
  flex-wrap: wrap; justify-content: flex-end; min-width: 0;
}
.kc-nav-link {
  font-family: var(--fm); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink); text-decoration: none; white-space: nowrap;
}
.kc-nav-link:hover { color: var(--verm); }
.kc-langs { display: flex; border: 1px solid var(--ink); }
.kc-lang {
  padding: 6px 11px; border: none; cursor: pointer;
  font-family: var(--fm); font-size: 10px;
  background: transparent; color: var(--ink);
}
.kc-lang[data-lang="en"] { letter-spacing: 0.08em; }
.kc-lang + .kc-lang { border-left: 1px solid var(--ink); }
.kc-lang.is-active { background: var(--ink); color: var(--paper); }
.kc-nav-cta {
  font-family: var(--fm); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase;
  background: var(--verm); color: var(--paper); padding: 8px 13px;
  text-decoration: none; white-space: nowrap;
}
.kc-nav-cta:hover { background: var(--ink); }

/* ---------- Hero ---------- */
.kc-hero {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 48px; align-items: center;
  padding: 150px 60px 90px; max-width: 1500px; margin: 0 auto; box-sizing: border-box;
}
.kc-kicker {
  display: flex; align-items: center; gap: 12px; margin: 0;
  font-family: var(--fm); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
}
.kc-kicker-sq { width: 10px; height: 10px; background: var(--verm); display: inline-block; flex: none; }
.kc-hero-title {
  font-family: var(--fd); font-weight: 900; font-size: clamp(54px, 6.8vw, 112px);
  line-height: 0.97; margin: 30px 0 0; letter-spacing: -0.01em; text-transform: uppercase;
  text-wrap: balance; word-break: keep-all;
}
.kc-hero-line2 {
  font-family: var(--fs); font-style: italic; font-size: clamp(30px, 3.2vw, 50px);
  margin: 16px 0 0; line-height: 1.12;
}
.kc-hero-line2 b { color: var(--verm); font-weight: inherit; }
.kc-hero-sub { font-size: 18px; line-height: 1.65; max-width: 560px; margin: 32px 0 0; opacity: 0.85; text-wrap: pretty; }
.kc-hero-ctas { display: flex; gap: 14px; margin-top: 40px; flex-wrap: wrap; }
.kc-btn-primary {
  font-family: var(--fm); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase;
  background: var(--ink); color: var(--paper); padding: 17px 28px; text-decoration: none;
  border: none; cursor: pointer; display: inline-block;
}
.kc-btn-primary:hover { background: var(--verm); }
.kc-btn-ghost {
  font-family: var(--fm); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase;
  background: transparent; color: var(--ink); padding: 17px 28px;
  border: 1px solid var(--ink); cursor: pointer;
}
.kc-btn-ghost:hover { background: var(--ink); color: var(--paper); }

/* Hero geometric composition — FIG. 01, THE AGENT LOOP */
.kc-art { position: relative; width: 100%; aspect-ratio: 1 / 1; max-height: 560px; min-width: 0; container-type: inline-size; }
.kc-art > * { position: absolute; }
.kc-art-ring { left: 9cqw; top: 6cqw; width: 63cqw; height: 63cqw; border: 1.5px dashed var(--ink); border-radius: 50%; animation: kc-spin 70s linear infinite; }
.kc-art-circle { left: 2.5cqw; top: 16cqw; width: 43cqw; height: 43cqw; background: var(--verm); border-radius: 50%; }
.kc-art-hatch { right: 5cqw; top: 1cqw; width: 24cqw; height: 24cqw; border-radius: 50%; border: 1px solid var(--ink); background: repeating-linear-gradient(45deg, #161512 0 2px, transparent 2px 9px); }
.kc-art-square { right: 6cqw; bottom: 18cqw; width: 28cqw; height: 28cqw; background: var(--ink); display: flex; align-items: flex-end; padding: 12px; box-sizing: border-box; }
.kc-art-square span { font-family: var(--fm); font-size: 9.5px; letter-spacing: 0.12em; color: var(--paper); }
.kc-art-dot { left: 50cqw; bottom: 10cqw; width: 11cqw; height: 11cqw; background: var(--blue); border-radius: 50%; }
.kc-art-line { left: 42cqw; top: 37cqw; width: 22cqw; height: 1px; background: var(--ink); transform: rotate(24deg); transform-origin: left center; }
.kc-art-agent { left: 22cqw; top: 10cqw; display: flex; align-items: center; gap: 8px; }
.kc-art-agent i { width: 7px; height: 7px; background: var(--ink); border-radius: 50%; }
.kc-art-agent span { font-family: var(--fm); font-size: 10px; letter-spacing: 0.14em; }
.kc-art-tool { right: 0; top: 30cqw; font-family: var(--fm); font-size: 10px; letter-spacing: 0.14em; }
.kc-art-plus1 { left: 0; top: 0; font-family: var(--fm); font-size: 13px; }
.kc-art-plus2 { right: 0; bottom: 30px; font-family: var(--fm); font-size: 13px; }
.kc-art-fig { left: 0; bottom: 0; font-family: var(--fm); font-size: 10px; letter-spacing: 0.14em; opacity: 0.75; }
.kc-art-figline { left: 0; bottom: 18px; font-family: var(--fm); font-size: 10px; letter-spacing: 0.14em; color: var(--verm); }

/* ---------- Marquee ---------- */
.kc-marquee { overflow: hidden; background: var(--ink); color: var(--paper); padding: 13px 0; white-space: nowrap; border-top: 1px solid var(--ink); }
.kc-marquee-track { display: inline-flex; align-items: center; animation: kc-marquee 32s linear infinite; will-change: transform; }
.kc-marquee-item { display: inline-flex; align-items: center; }
.kc-marquee-item b { font-family: var(--fd); font-weight: 900; font-size: 19px; letter-spacing: 0.06em; padding: 0 18px; }
.kc-marquee-item i { color: var(--verm); font-size: 12px; font-style: normal; }

/* ---------- Sections ---------- */
.kc-section { max-width: 1500px; margin: 0 auto; padding: 0 60px 110px; box-sizing: border-box; scroll-margin-top: 80px; }
.kc-section--padtop { padding-top: 110px; }
.kc-section--blog { padding-bottom: 120px; }
.kc-sechead {
  display: flex; align-items: baseline; gap: 24px;
  border-bottom: 2px solid var(--ink); padding-bottom: 18px; flex-wrap: wrap;
}
.kc-sechead--mb54 { margin-bottom: 54px; }
.kc-sechead--mb48 { margin-bottom: 48px; }
.kc-sechead--mb44 { margin-bottom: 44px; }
.kc-secnum { font-family: var(--fm); font-size: 13px; color: var(--verm); letter-spacing: 0.1em; }
.kc-sectitle { font-family: var(--fd); font-weight: 900; font-size: clamp(34px, 3.6vw, 56px); margin: 0; text-transform: uppercase; }
.kc-sectitle--tight { letter-spacing: -0.005em; }
.kc-seckicker { font-family: var(--fs); font-style: italic; font-size: 21px; margin-left: auto; opacity: 0.8; }

/* ---------- About ---------- */
.kc-about-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 64px; align-items: start; }
.kc-bio1 { font-size: 20px; line-height: 1.7; margin: 0; text-wrap: pretty; }
.kc-bio2 { font-family: var(--fs); font-style: italic; font-size: 23px; line-height: 1.55; margin: 28px 0 0; color: var(--verm); text-wrap: pretty; }
.kc-exp-row {
  display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 24px; align-items: start;
  border-top: 1px solid var(--hair); padding: 19px 4px;
}
.kc-exp-row:hover { background: var(--tint); }
.kc-exp-tag {
  font-family: var(--fm); font-size: 10.5px; letter-spacing: 0.12em;
  border: 1px solid var(--ink); padding: 5px 9px; justify-self: start; white-space: nowrap;
}
.kc-exp-d { margin: 2px 0 0; font-size: 15.5px; line-height: 1.6; opacity: 0.82; }

/* ---------- Consulting ---------- */
.kc-svc-row {
  display: grid; grid-template-columns: 80px minmax(0, 1.2fr) minmax(0, 1fr) 200px 24px;
  gap: 30px; align-items: baseline; padding: 36px 12px;
  border-bottom: 1px solid var(--ink); cursor: pointer;
  color: inherit; text-decoration: none;
}
.kc-svc-row:hover { background: var(--ink); color: var(--paper); }
.kc-svc-n { font-family: var(--fm); font-size: 13px; color: var(--verm); letter-spacing: 0.1em; }
.kc-svc-t { font-family: var(--fd); font-weight: 900; font-size: clamp(22px, 2.2vw, 31px); margin: 0; text-transform: uppercase; color: inherit; letter-spacing: 0.005em; }
.kc-svc-d { margin: 0; font-size: 15px; line-height: 1.6; opacity: 0.78; color: inherit; }
.kc-svc-m { font-family: var(--fm); font-size: 10.5px; letter-spacing: 0.12em; text-align: right; opacity: 0.65; color: inherit; }
.kc-svc-arrow { font-size: 17px; color: var(--verm); text-align: right; }

/* ---------- Products / Blog cards ---------- */
.kc-grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }
.kc-prod-card {
  border: 1px solid var(--ink); background: var(--card); padding: 30px;
  display: flex; flex-direction: column; gap: 18px; min-height: 330px; box-sizing: border-box;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.kc-prod-card:hover { transform: translate(-4px, -4px); box-shadow: 8px 8px 0 var(--ink); }
.kc-prod-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.kc-prod-shape { width: 62px; height: 62px; flex: none; }
.kc-prod-tag { font-family: var(--fm); font-size: 9.5px; letter-spacing: 0.14em; border: 1px solid var(--ink); padding: 4px 8px; white-space: nowrap; }
.kc-prod-t { font-family: var(--fd); font-weight: 900; font-size: 25px; margin: 6px 0 0; line-height: 1.12; text-wrap: balance; }
.kc-prod-d { margin: 0; font-size: 15px; line-height: 1.6; opacity: 0.8; flex: 1; text-wrap: pretty; }
.kc-prod-cta {
  font-family: var(--fm); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--verm); text-decoration: underline; text-underline-offset: 4px; cursor: pointer;
}

/* ---------- Coaching (ink band) ---------- */
.kc-band { background: var(--ink); color: var(--paper); scroll-margin-top: 80px; }
.kc-band-inner { max-width: 1500px; margin: 0 auto; padding: 100px 60px; box-sizing: border-box; }
.kc-sechead--dark { border-bottom: 1px solid var(--dkline); margin-bottom: 54px; }
.kc-sechead--dark .kc-sectitle { color: var(--paper); }
.kc-sechead--dark .kc-seckicker { opacity: 0.65; }
.kc-coach-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.kc-coach-col { border-left: 1px solid var(--dkline); padding: 8px 30px; display: flex; flex-direction: column; gap: 16px; }
.kc-coach-m { font-family: var(--fm); font-size: 10.5px; letter-spacing: 0.14em; color: var(--verm); }
.kc-coach-t { font-family: var(--fd); font-weight: 900; font-size: 27px; margin: 0; text-transform: uppercase; line-height: 1.1; color: var(--paper); }
.kc-coach-d { margin: 0; font-size: 15px; line-height: 1.65; opacity: 0.72; flex: 1; text-wrap: pretty; }
.kc-coach-cta {
  font-family: var(--fm); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--paper); text-decoration: underline; text-underline-offset: 5px;
}
.kc-coach-cta:hover { color: var(--verm); }

/* ---------- Ideas ---------- */
.kc-idea-row {
  display: grid; grid-template-columns: 70px minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 30px; align-items: baseline; padding: 30px 12px;
  border-bottom: 1px solid var(--hair); cursor: pointer;
}
.kc-idea-row:hover { background: var(--tint); }
.kc-idea-t:hover { color: var(--verm); }
.kc-idea-n { font-family: var(--fm); font-size: 12px; letter-spacing: 0.1em; opacity: 0.6; }
.kc-idea-t { font-family: var(--fs); font-style: italic; font-weight: 500; font-size: clamp(24px, 2.4vw, 34px); margin: 0; line-height: 1.2; }
.kc-idea-d { margin: 0; font-size: 15px; line-height: 1.6; opacity: 0.75; }

/* ---------- Podcast ---------- */
.kc-pod-grid { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: 60px; align-items: start; }
.kc-pod-card { aspect-ratio: 1; background: var(--ink); position: relative; padding: 24px; box-sizing: border-box; display: flex; flex-direction: column; }
.kc-pod-label { font-family: var(--fm); font-size: 9.5px; letter-spacing: 0.16em; color: var(--paper); opacity: 0.7; }
.kc-pod-title { font-family: var(--fd); font-weight: 900; font-size: 44px; line-height: 0.98; margin: 14px 0 0; color: var(--paper); text-transform: uppercase; }
.kc-pod-foot { margin-top: auto; display: flex; align-items: flex-end; justify-content: space-between; }
.kc-pod-sched { font-family: var(--fm); font-size: 9.5px; letter-spacing: 0.14em; color: var(--verm); }
.kc-pod-play { width: 84px; height: 84px; background: var(--verm); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--ink); font-size: 22px; }
.kc-pod-sub { margin: 0 0 26px; font-size: 17px; line-height: 1.65; opacity: 0.85; max-width: 620px; text-wrap: pretty; }
.kc-ep-row { display: flex; align-items: center; gap: 24px; border-top: 1px solid var(--hair); padding: 20px 8px; }
.kc-ep-row:hover { background: var(--tint); }
.kc-ep-n { font-family: var(--fm); font-size: 11px; letter-spacing: 0.12em; color: var(--verm); flex: none; }
.kc-ep-t { font-family: var(--fd); font-weight: 800; font-size: 20px; margin: 0; flex: 1; min-width: 0; }
.kc-ep-m { font-family: var(--fm); font-size: 10.5px; letter-spacing: 0.12em; opacity: 0.6; flex: none; }
.kc-ep-play {
  width: 42px; height: 42px; border: 1px solid var(--ink); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 13px; flex: none; cursor: pointer;
}
.kc-ep-play:hover { background: var(--verm); border-color: var(--verm); color: var(--paper); }
.kc-pod-cta {
  display: inline-block; margin-top: 26px;
  font-family: var(--fm); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink); text-decoration: underline; text-underline-offset: 5px;
}
.kc-pod-cta:hover { color: var(--verm); }

/* ---------- Blog ---------- */
.kc-post-card {
  border: 1px solid var(--ink); padding: 26px; display: flex; flex-direction: column; gap: 16px;
  min-height: 220px; box-sizing: border-box; cursor: pointer; background: transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.kc-post-card:hover { background: var(--card); transform: translate(-4px, -4px); box-shadow: 8px 8px 0 var(--ink); }
.kc-post-d { font-family: var(--fm); font-size: 10px; letter-spacing: 0.14em; opacity: 0.65; }
.kc-post-t { font-family: var(--fd); font-weight: 800; font-size: 23px; line-height: 1.22; margin: 0; flex: 1; text-wrap: balance; }
.kc-post-arrow { font-size: 20px; color: var(--verm); }

/* ---------- Consulting detail page ---------- */
.kc-detail { max-width: 1280px; margin: 0 auto; padding: 120px 60px 100px; box-sizing: border-box; }
.kc-back {
  background: none; border: none; cursor: pointer; padding: 0;
  font-family: var(--fm); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink); text-decoration: underline; text-underline-offset: 4px;
}
.kc-back:hover { color: var(--verm); }
.kc-detail-metarow { display: flex; align-items: baseline; gap: 18px; margin-top: 46px; flex-wrap: wrap; }
.kc-detail-idx { font-family: var(--fm); font-size: 13px; color: var(--verm); letter-spacing: 0.1em; }
.kc-detail-meta { font-family: var(--fm); font-size: 10.5px; letter-spacing: 0.14em; opacity: 0.65; }
.kc-detail-title {
  font-family: var(--fd); font-weight: 900; font-size: clamp(40px, 5.2vw, 82px); line-height: 1;
  margin: 18px 0 0; text-transform: uppercase; letter-spacing: -0.01em;
  text-wrap: balance; word-break: keep-all;
}
.kc-detail-sub { font-family: var(--fs); font-style: italic; font-size: clamp(20px, 2.2vw, 28px); line-height: 1.4; margin: 24px 0 0; max-width: 840px; color: var(--verm); text-wrap: pretty; }
.kc-detail-intro { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 44px; margin-top: 54px; border-top: 2px solid var(--ink); padding-top: 40px; }
.kc-detail-intro p { margin: 0; font-size: 17px; line-height: 1.75; text-wrap: pretty; }
.kc-pull { border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); margin-top: 64px; padding: 46px 0; }
.kc-pull p { font-family: var(--fs); font-style: italic; font-size: clamp(24px, 2.8vw, 38px); line-height: 1.35; margin: 0; max-width: 1000px; text-wrap: pretty; }
.kc-detail-h { display: flex; align-items: center; gap: 16px; margin-top: 84px; }
.kc-detail-h i { width: 10px; height: 10px; background: var(--verm); flex: none; }
.kc-detail-h h2 { font-family: var(--fd); font-weight: 900; font-size: clamp(24px, 2.6vw, 36px); margin: 0; text-transform: uppercase; }
.kc-prin-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 52px; margin-top: 18px; }
.kc-prin { border-top: 1px solid var(--hair); padding: 26px 4px; display: grid; grid-template-columns: 50px minmax(0, 1fr); gap: 18px; align-items: start; }
.kc-prin-n { font-family: var(--fm); font-size: 12px; color: var(--verm); letter-spacing: 0.1em; padding-top: 4px; }
.kc-prin-t { font-family: var(--fd); font-weight: 900; font-size: 21px; margin: 0; line-height: 1.22; }
.kc-prin-d { margin: 10px 0 0; font-size: 15px; line-height: 1.65; opacity: 0.8; text-wrap: pretty; }
.kc-phases { margin-top: 18px; }
.kc-phase { display: grid; grid-template-columns: 150px 220px minmax(0, 1fr); gap: 30px; align-items: baseline; border-top: 1px solid var(--hair); padding: 26px 4px; }
.kc-phase-w { font-family: var(--fm); font-size: 11px; color: var(--verm); letter-spacing: 0.12em; }
.kc-phase-t { font-family: var(--fd); font-weight: 900; font-size: 22px; margin: 0; text-transform: uppercase; }
.kc-phase-d { margin: 0; font-size: 15px; line-height: 1.65; opacity: 0.8; text-wrap: pretty; }
.kc-out-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 52px; margin-top: 24px; }
.kc-out { display: flex; gap: 14px; align-items: baseline; border-top: 1px solid var(--hair); padding-top: 16px; }
.kc-out i { color: var(--verm); font-size: 16px; flex: none; font-style: normal; }
.kc-out p { margin: 0; font-size: 16px; line-height: 1.6; text-wrap: pretty; }
.kc-detail-cta {
  background: var(--ink); color: var(--paper); margin-top: 84px; padding: 48px;
  display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 40px; align-items: center;
}
.kc-detail-cta h2 { font-family: var(--fd); font-weight: 900; font-size: clamp(22px, 2.4vw, 30px); margin: 0; text-transform: uppercase; color: var(--paper); }
.kc-detail-cta p { margin: 14px 0 0; font-size: 15px; line-height: 1.65; opacity: 0.75; text-wrap: pretty; }
.kc-detail-cta-btn {
  justify-self: end; font-family: var(--fm); font-size: 12px; letter-spacing: 0.06em;
  background: var(--verm); color: var(--paper); padding: 17px 24px; text-decoration: none; white-space: nowrap;
}
.kc-detail-cta-btn:hover { background: var(--paper); color: var(--ink); }

/* ---------- Contact ---------- */
.kc-contact { background: var(--verm); color: var(--ink); scroll-margin-top: 80px; }
.kc-contact-inner { max-width: 1500px; margin: 0 auto; padding: 120px 60px; box-sizing: border-box; }
.kc-contact-label { font-family: var(--fm); font-size: 13px; letter-spacing: 0.1em; }
.kc-contact-title { font-family: var(--fd); font-weight: 900; font-size: clamp(48px, 6vw, 96px); line-height: 0.98; margin: 24px 0 0; text-transform: uppercase; max-width: 1100px; text-wrap: balance; }
.kc-contact-sub { font-size: 18px; line-height: 1.65; max-width: 560px; margin: 30px 0 0; text-wrap: pretty; }
.kc-contact-email {
  display: inline-block; margin-top: 44px;
  font-family: var(--fd); font-weight: 900; font-size: clamp(28px, 3.6vw, 58px);
  color: var(--ink); text-decoration: underline; text-underline-offset: 8px; text-decoration-thickness: 3px;
  overflow-wrap: anywhere;
}
.kc-contact-email:hover { color: var(--paper); }
.kc-socials { display: flex; gap: 26px; margin-top: 48px; flex-wrap: wrap; }
.kc-social { font-family: var(--fm); font-size: 11px; letter-spacing: 0.14em; cursor: pointer; }
.kc-social:hover { color: var(--paper); }

/* ---------- Footer ---------- */
.kc-footer { background: var(--ink); color: var(--paper); }
.kc-footer-inner { max-width: 1500px; margin: 0 auto; padding: 42px 60px; box-sizing: border-box; display: flex; align-items: baseline; gap: 30px; flex-wrap: wrap; }
.kc-footer-logo { font-family: var(--fd); font-weight: 900; font-size: 16px; }
.kc-footer-tag { font-family: var(--fs); font-style: italic; font-size: 15px; opacity: 0.65; }
.kc-footer-langs { margin-left: auto; font-family: var(--fm); font-size: 10px; letter-spacing: 0.1em; opacity: 0.55; }
.kc-footer-rights { font-family: var(--fm); font-size: 10px; letter-spacing: 0.1em; opacity: 0.55; }

/* ---------- Kenny.AI chat ---------- */
.kc-fab {
  position: fixed; right: 26px; bottom: 26px; z-index: 1001;
  width: 62px; height: 62px; border-radius: 50%;
  background: var(--ink); color: var(--paper); border: none; cursor: pointer; font-size: 22px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 5px 5px 0 rgba(22, 21, 18, 0.3);
}
.kc-fab:hover { background: var(--verm); }
.kc-chat {
  position: fixed; right: 26px; bottom: 102px; z-index: 1000;
  width: 374px; max-width: calc(100vw - 52px); height: 540px; max-height: calc(100vh - 150px);
  background: var(--paper); border: 1px solid var(--ink);
  box-shadow: 10px 10px 0 rgba(22, 21, 18, 0.25);
  display: flex; flex-direction: column; font-family: var(--fb);
}
.kc-chat-head { background: var(--ink); color: var(--paper); padding: 13px 16px; display: flex; align-items: center; gap: 10px; }
.kc-chat-dot { width: 8px; height: 8px; border-radius: 50%; background: #5BD85B; animation: kc-pulse 2s ease-in-out infinite; flex: none; }
.kc-chat-name { font-family: var(--fd); font-weight: 900; font-size: 13px; letter-spacing: 0.06em; }
.kc-chat-sub { font-family: var(--fm); font-size: 9px; letter-spacing: 0.14em; opacity: 0.6; }
.kc-chat-close { margin-left: auto; background: none; border: none; color: var(--paper); font-size: 16px; cursor: pointer; padding: 0; }
.kc-chat-body { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.kc-msg { max-width: 88%; padding: 12px 14px; font-size: 13.5px; line-height: 1.55; white-space: pre-wrap; }
.kc-msg--ai { align-self: flex-start; border: 1px solid var(--ink); background: var(--card); color: var(--ink); }
.kc-msg--user { align-self: flex-end; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); }
.kc-msg--busy { align-self: flex-start; border: 1px solid var(--hair); background: var(--card); font-family: var(--fm); animation: kc-pulse 1.4s ease-in-out infinite; }
.kc-chat-note { padding: 0 16px 8px; font-family: var(--fm); font-size: 9px; letter-spacing: 0.1em; opacity: 0.5; }
.kc-chat-inputrow { border-top: 1px solid var(--ink); display: flex; }
.kc-chat-input { flex: 1; min-width: 0; padding: 14px; border: none; background: transparent; font-size: 13.5px; outline: none; font-family: var(--fb); color: var(--ink); }
.kc-chat-send {
  background: var(--verm); color: var(--paper); border: none;
  font-family: var(--fm); font-size: 11px; letter-spacing: 0.1em;
  padding: 0 20px; cursor: pointer; text-transform: uppercase;
}
.kc-chat-send:hover { background: var(--ink); }
.kc-chat-send[disabled] { cursor: default; }

/* ---------- Responsive (production addition; prototype verified ≥ ~920px) ---------- */
@media (max-width: 1080px) {
  .kc-hero { grid-template-columns: minmax(0, 1fr); padding: 140px 40px 70px; gap: 56px; }
  .kc-art { max-width: 480px; }
  .kc-section { padding: 0 40px 90px; }
  .kc-section--padtop { padding-top: 90px; }
  .kc-band-inner, .kc-contact-inner { padding-left: 40px; padding-right: 40px; }
  .kc-footer-inner { padding-left: 40px; padding-right: 40px; }
  .kc-detail { padding: 110px 40px 90px; }
  .kc-about-grid { grid-template-columns: minmax(0, 1fr); gap: 44px; }
  .kc-grid3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kc-coach-grid { grid-template-columns: minmax(0, 1fr); }
  .kc-coach-col { border-left: none; border-top: 1px solid var(--dkline); padding: 26px 0; }
  .kc-pod-grid { grid-template-columns: minmax(0, 1fr); gap: 44px; }
  .kc-pod-card { max-width: 360px; width: 100%; }
  .kc-svc-row { grid-template-columns: 56px minmax(0, 1fr) 24px; gap: 12px 18px; }
  .kc-svc-n { grid-column: 1; grid-row: 1; }
  .kc-svc-t { grid-column: 2; grid-row: 1; }
  .kc-svc-arrow { grid-column: 3; grid-row: 1; }
  .kc-svc-d { grid-column: 2; grid-row: 2; }
  .kc-svc-m { grid-column: 2; grid-row: 3; text-align: left; }
  .kc-idea-row { grid-template-columns: 50px minmax(0, 1fr); gap: 10px 18px; }
  .kc-idea-n { grid-column: 1; grid-row: 1; }
  .kc-idea-t { grid-column: 2; grid-row: 1; }
  .kc-idea-d { grid-column: 2; grid-row: 2; }
  .kc-detail-intro, .kc-prin-grid, .kc-out-grid { grid-template-columns: minmax(0, 1fr); }
  .kc-detail-intro { gap: 24px; }
  .kc-phase { grid-template-columns: 130px minmax(0, 1fr); }
  .kc-phase-d { grid-column: 2; }
  .kc-detail-cta { grid-template-columns: minmax(0, 1fr); }
  .kc-detail-cta-btn { justify-self: start; }
}

@media (max-width: 680px) {
  .kc-nav { padding: 10px 16px; gap: 8px 12px; }
  .kc-hero { padding: 150px 22px 60px; }
  .kc-section { padding: 0 22px 76px; }
  .kc-section--padtop { padding-top: 76px; }
  .kc-band-inner { padding: 70px 22px; }
  .kc-contact-inner { padding: 90px 22px; }
  .kc-footer-inner { padding: 36px 22px; }
  .kc-detail { padding: 130px 22px 76px; }
  .kc-grid3 { grid-template-columns: minmax(0, 1fr); }
  .kc-exp-row { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .kc-pull { padding: 36px 0; }
  .kc-detail-cta { padding: 32px 24px; }
  .kc-fab { right: 16px; bottom: 16px; }
  .kc-chat { right: 14px; bottom: 90px; max-width: calc(100vw - 28px); }
}

@media (prefers-reduced-motion: reduce) {
  .kc-marquee-track, .kc-art-ring, .kc-chat-dot, .kc-msg--busy { animation: none; }
  html { scroll-behavior: auto; }
}
