/* ==========================================================================
   Kaitomic · v6 "editorial enterprise"
   Formal structure (top navbar, KPI commitments, disciplined grids, navy
   bands/footer) carried by the editorial paper voice: warm ground, serif
   display, hairline rules, hand-drawn schematics, ghost numerals, watermark.
   Shape lock: panels 4px, inputs 6px, buttons pill.
   ========================================================================== */

@font-face {
  font-family: "Manrope";
  src: url("../fonts/manrope-var.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Serif";
  src: url("../fonts/instrument-serif.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Serif";
  src: url("../fonts/instrument-serif-italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

:root {
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --paper: #ECECEA;
  --paper-raised: #F3F2F0;
  --ink: #161513;
  --ink-soft: #3B3934;
  --muted: #6F6D66;
  --line: #D9D7D1;
  --line-strong: #C2C0B9;
  --navy: #0A2540;
  --navy-deep: #071B30;
  --accent: #00B4D8;
  --acc-ink: #0077A8;
  --err: #B3261E;
  --shadow: 0 24px 48px rgba(22, 21, 19, 0.10);
  --shadow-lg: 0 24px 48px rgba(22, 21, 19, 0.14);
  --btn-bg: var(--ink);
  --btn-ink: var(--paper);
  --mark-disc: #0A2540;
  --mark-ink: #FFFFFF;
  --mark-dot1: #A9C6E4;
  --mark-dot2: #4C74A8;

  --serif: "Instrument Serif", "Noto Serif TC", "Songti TC", "PMingLiU", Georgia, serif;
  --sans: "Manrope", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;

  --r-panel: 4px;
  --r-input: 6px;
  --r-btn: 999px;
  --nav-h: 68px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #171614;
    --paper-raised: #201F1C;
    --ink: #EAE9E5;
    --ink-soft: #C9C7C0;
    --muted: #96948C;
    --line: rgba(234, 233, 229, 0.12);
    --line-strong: rgba(234, 233, 229, 0.24);
    --err: #FF8A80;
    --shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 24px 48px rgba(0, 0, 0, 0.55);
    --btn-bg: var(--accent);
    --btn-ink: #04222C;
    --mark-disc: #EAE9E5;
    --mark-ink: #0C1520;
    --mark-dot1: #3E6280;
    --mark-dot2: #4C74A8;
  }
}
:root[data-theme="dark"] {
  --paper: #171614;
  --paper-raised: #201F1C;
  --ink: #EAE9E5;
  --ink-soft: #C9C7C0;
  --muted: #96948C;
  --line: rgba(234, 233, 229, 0.12);
  --line-strong: rgba(234, 233, 229, 0.24);
  --err: #FF8A80;
  --shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 24px 48px rgba(0, 0, 0, 0.55);
  --btn-bg: var(--accent);
  --btn-ink: #04222C;
  --mark-disc: #EAE9E5;
  --mark-ink: #0C1520;
  --mark-dot1: #3E6280;
  --mark-dot2: #4C74A8;
}

/* ---- base ---- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.container { max-width: 1160px; margin-inline: auto; padding-inline: clamp(20px, 5vw, 44px); }
section { padding-block: clamp(72px, 9vw, 112px); position: relative; }
.sec-alt { border-top: 1px solid var(--line); }

.skip-link {
  position: absolute; left: -999px; top: 8px; z-index: 100;
  background: var(--ink); color: var(--paper); padding: 10px 18px; border-radius: var(--r-btn);
}
.skip-link:focus { left: 8px; }

/* ---- icons ---- */
.icon { width: 24px; height: 24px; flex: none; }
.icon-sm { width: 20px; height: 20px; }
.icon-lg { width: 28px; height: 28px; }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: var(--r-btn); padding: 13px 26px;
  font-weight: 700; font-size: 15px; white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background-color 0.2s;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--btn-bg); color: var(--btn-ink); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-ghost { border: 1px solid var(--line-strong); color: var(--ink); background: var(--surface); }
.btn-ghost:hover { border-color: var(--muted); transform: translateY(-1px); }

.text-link {
  display: inline-flex; align-items: center; gap: 7px;
  font-weight: 700; font-size: 15px; color: var(--acc-ink);
}
.text-link .icon { width: 18px; height: 18px; transition: transform 0.25s var(--ease); }
.text-link:hover .icon { transform: translateX(3px); }

/* ---- navbar ---- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 84%, transparent);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { height: var(--nav-h); display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; flex: none; }
.brand svg { width: 32px; height: 32px; }
.wordmark { font-size: 20px; font-weight: 800; letter-spacing: -0.01em; }
.wordmark .w-o { color: var(--accent); }
.nav-links { display: flex; gap: 4px; margin-inline: auto; }
.nav-links a {
  padding: 8px 15px; border-radius: var(--r-btn);
  font-size: 14.5px; font-weight: 600; color: var(--ink-soft);
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--ink); background: color-mix(in srgb, var(--ink) 5%, transparent); }
.nav-links a[aria-current="page"] { color: var(--ink); font-weight: 800; background: color-mix(in srgb, var(--ink) 7%, transparent); }
.nav-right { display: flex; align-items: center; gap: 12px; margin-left: auto; flex: none; }
.nav .btn { padding: 10px 20px; font-size: 14px; }

.lang { display: flex; border: 1px solid var(--line-strong); border-radius: var(--r-btn); padding: 3px; }
.lang a {
  padding: 5px 12px; border-radius: 6px;
  font-size: 13px; font-weight: 700; color: var(--muted);
}
.lang a[aria-current="page"] { background: var(--navy); color: #fff; }
:root[data-theme="dark"] .lang a[aria-current="page"],
:root:not([data-theme="light"]) .lang a[aria-current="page"] { background: var(--accent); color: #04222C; }

.nav-burger { display: none; width: 42px; height: 42px; border: 1px solid var(--line-strong); border-radius: var(--r-btn); place-items: center; }
.nav-burger svg { width: 21px; height: 21px; }

.mobile-menu {
  display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; z-index: 49;
  background: var(--paper); border-bottom: 1px solid var(--line);
  padding: 14px clamp(20px, 5vw, 44px) 24px;
  box-shadow: var(--shadow-lg);
}
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 13px 2px; font-weight: 700; font-size: 16px; border-bottom: 1px solid var(--line); }
.mobile-menu a[aria-current="page"] { color: var(--acc-ink); }
.mobile-menu .btn { margin-top: 18px; width: 100%; }

@media (max-width: 899px) {
  .nav-links, .nav .btn { display: none; }
  .nav-burger { display: grid; }
}

/* ---- hero ---- */
.hero { padding-top: clamp(56px, 8vh, 88px); padding-bottom: clamp(48px, 6vw, 72px); overflow: hidden; }
.watermark {
  position: absolute; right: -3%; bottom: -4%;
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: clamp(110px, 20vw, 290px); line-height: 0.8; white-space: nowrap;
  color: color-mix(in srgb, var(--ink) 6%, transparent);
  pointer-events: none; user-select: none;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(36px, 5vw, 72px); align-items: center; }
.hero h1 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(2.8rem, 5.8vw, 4.7rem); line-height: 1.04; letter-spacing: -0.01em;
  text-wrap: balance;
}
.hero .lede {
  margin-top: 22px; font-family: var(--serif);
  font-size: clamp(1.12rem, 1.6vw, 1.38rem); line-height: 1.5;
  color: var(--ink-soft); max-width: 32em;
}
.cta-row { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

.hero-visual {
  background: var(--paper-raised); border: 1px solid var(--line); border-radius: var(--r-panel);
  padding: clamp(24px, 3vw, 40px); color: var(--ink);
}
.hero-visual svg { width: 100%; height: auto; }

.fx-up { animation: fadeUp 0.8s var(--ease) both; }
.fx-1 { animation-delay: 0.04s; } .fx-2 { animation-delay: 0.14s; }
.fx-3 { animation-delay: 0.24s; } .fx-4 { animation-delay: 0.18s; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } }

/* ---- KPI strip ---- */
.kpi-strip {
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding-block: clamp(36px, 5vw, 56px);
}
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.kpi { text-align: left; border-left: 2px solid var(--accent); padding-left: 18px; }
.kpi .v { font-family: var(--serif); font-size: clamp(2rem, 3vw, 2.6rem); line-height: 1.05; }
.kpi .l { margin-top: 6px; font-size: 0.88rem; font-weight: 600; color: var(--muted); }

/* ---- page hero (subpages) ---- */
.page-hero {
  padding-top: clamp(56px, 9vh, 96px);
  padding-bottom: clamp(32px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}
.page-hero { overflow: hidden; }
.page-hero h1 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(2.7rem, 5.6vw, 4.4rem); line-height: 1.04; letter-spacing: -0.01em;
}
.page-hero .lede {
  margin-top: 20px; font-family: var(--serif);
  font-size: clamp(1.1rem, 1.5vw, 1.32rem); line-height: 1.5;
  color: var(--ink-soft); max-width: 36em;
}
.crumbs { display: flex; align-items: center; gap: 10px; font-size: 0.84rem; font-weight: 600; color: var(--muted); margin-bottom: 20px; }
.crumbs a:hover { color: var(--ink); }
.crumb-sep { opacity: 0.45; }
.crumbs [aria-current="page"] { color: var(--ink-soft); }

/* ---- section headers ---- */
.sec-head { max-width: 780px; margin-bottom: clamp(36px, 5vw, 52px); }
.sec-head h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(2rem, 3.8vw, 3rem); line-height: 1.08; letter-spacing: -0.005em;
  text-wrap: balance;
}
.sec-head p { margin-top: 14px; font-family: var(--serif); color: var(--muted); font-size: 1.12rem; max-width: 52ch; }

.ghost-num {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: clamp(64px, 8vw, 112px); line-height: 0.9;
  color: color-mix(in srgb, var(--ink) 15%, transparent);
  display: block; margin-bottom: 10px;
}
.sec-more { margin-top: 30px; }

/* ---- service cards (home) ---- */
.svc-index { border-top: 1px solid var(--line); }
.svc-row {
  display: grid; grid-template-columns: 70px 1.1fr 1.4fr 40px;
  gap: clamp(14px, 3vw, 36px); align-items: center;
  padding-block: clamp(24px, 3.5vw, 36px);
  border-bottom: 1px solid var(--line);
}
.svc-row-num { font-family: var(--serif); font-style: italic; font-size: 1.4rem; color: var(--muted); }
.svc-row-title {
  font-family: var(--serif); font-size: clamp(1.6rem, 2.6vw, 2.2rem); line-height: 1.1;
  transition: transform 0.3s var(--ease);
}
.svc-row-desc { color: var(--muted); font-size: 0.98rem; max-width: 46ch; }
.svc-row .icon { color: var(--ink); justify-self: end; transition: transform 0.3s var(--ease); }
.svc-row:hover .svc-row-title { transform: translateX(6px); }
.svc-row:hover .icon { transform: translateX(4px); }

/* ---- service detail blocks (services page) ---- */
.svc-block {
  display: grid; grid-template-columns: 1fr 1.15fr;
  gap: clamp(28px, 4vw, 64px);
  padding-block: clamp(40px, 6vw, 64px);
  border-top: 1px solid var(--line);
}
.svc-block--first { border-top: 0; padding-top: clamp(8px, 2vw, 20px); }
.svc-block h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(1.9rem, 3.2vw, 2.7rem); line-height: 1.08;
}
.svc-desc { margin-top: 14px; font-family: var(--serif); color: var(--ink-soft); font-size: 1.12rem; max-width: 42ch; }
.includes { list-style: none; padding: 0; margin: 0; }
.includes li { display: flex; gap: 12px; padding-block: 10px; font-size: 0.98rem; color: var(--ink-soft); border-bottom: 1px solid var(--line); }
.includes li:last-child { border-bottom: 0; }
.includes .icon { width: 16px; height: 16px; color: var(--acc-ink); margin-top: 5px; }
.svc-meta { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line-strong); display: grid; gap: 8px; }
.svc-meta p { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 0.93rem; }
.svc-meta .icon { width: 17px; height: 17px; color: var(--acc-ink); }

/* ---- process ---- */
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(28px, 4vw, 56px); }
.phase { border-top: 2px solid var(--line-strong); padding-top: 24px; }
.phase .num {
  display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%;
  border: 1.5px solid var(--ink); font-family: var(--serif); font-size: 1.1rem; margin-bottom: 16px;
}
.phase h3 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(1.7rem, 2.6vw, 2.3rem); line-height: 1.1; margin-top: 6px;
}
.phase > p { margin-top: 12px; font-family: var(--serif); color: var(--muted); font-size: 1.08rem; max-width: 34ch; }
.phase-ill { width: 72px; height: 72px; color: var(--ink); margin-bottom: 18px; }
.phase-ill svg { width: 100%; height: 100%; }
.gets { list-style: none; margin: 16px 0 0; padding: 14px 0 0; border-top: 1px solid var(--line); display: grid; gap: 8px; }
.gets li { display: flex; gap: 9px; font-size: 0.92rem; color: var(--ink-soft); }
.gets .icon { width: 15px; height: 15px; color: var(--acc-ink); margin-top: 4px; flex: none; }

/* ---- quote ---- */
.quote { text-align: center; }
.quote-wave { width: 110px; margin: 0 auto 28px; }
.quote blockquote p {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: clamp(1.9rem, 4.2vw, 3.3rem); line-height: 1.18;
  max-width: 21em; margin-inline: auto; text-wrap: balance;
  background: linear-gradient(110deg,
    var(--ink) 40%, color-mix(in srgb, var(--accent) 55%, var(--ink)) 50%, var(--ink) 60%);
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--ink);
  animation: shiny-text 9s var(--ease) infinite;
}
@keyframes shiny-text {
  0%, 55% { background-position: 110% 0; }
  85%, 100% { background-position: -60% 0; }
}
.quote .follow { display: block; margin-top: 26px; font-size: 0.95rem; font-weight: 600; color: var(--muted); }

/* ---- marquee ---- */
.marquee {
  overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding-block: 18px; user-select: none;
}
.marquee-track { display: flex; width: max-content; animation: marquee 36s linear infinite; }
.marquee-track span {
  font-family: var(--serif); font-style: italic; white-space: nowrap;
  font-size: clamp(1.8rem, 3.4vw, 2.9rem); line-height: 1.2;
  color: color-mix(in srgb, var(--ink) 34%, transparent);
  padding-right: 3rem;
}
@keyframes marquee { to { transform: translateX(-50%); } }
.marquee:hover .marquee-track { animation-play-state: paused; }

/* ---- jobs ---- */
.job { display: grid; grid-template-columns: 1fr 40px 1fr; gap: clamp(16px, 3vw, 32px); align-items: start; padding-block: 28px; }
.job + .job { border-top: 1px solid var(--line); }
.job h3 { font-family: var(--serif); font-weight: 400; font-size: 1.5rem; margin-bottom: 8px; }
.job .prob { color: var(--muted); font-family: var(--serif); font-size: 1.05rem; max-width: 40ch; }
.job .mid { display: grid; place-items: center; color: var(--ink); margin-top: 8px; }
.job .mid .icon { width: 20px; height: 20px; }
.job .fix { display: flex; gap: 10px; font-weight: 600; font-size: 1rem; max-width: 44ch; }
.job .fix .icon { width: 16px; height: 16px; color: var(--acc-ink); margin-top: 5px; }

/* ---- FAQ ---- */
.faq-list { border-top: 1px solid var(--line); max-width: 860px; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding-block: 22px; cursor: pointer; list-style: none;
  font-family: var(--serif); font-size: 1.3rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--acc-ink); }
.faq-x { color: var(--muted); transition: transform 0.3s var(--ease); }
.faq-item[open] .faq-x { transform: rotate(45deg); color: var(--acc-ink); }
.faq-a { padding: 0 40px 22px 0; }
.faq-a p { color: var(--muted); font-family: var(--serif); font-size: 1.08rem; max-width: 62ch; }

/* ---- panels: standards, facts ---- */
.std-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.std {
  background: var(--paper-raised); border: 1px solid var(--line); border-radius: var(--r-panel);
  padding: 30px;
}
.std h3 { font-family: var(--serif); font-weight: 400; font-size: 1.45rem; margin-bottom: 10px; }
.std p { color: var(--muted); font-size: 0.97rem; max-width: 52ch; }

.facts { background: var(--paper-raised); border: 1px solid var(--line); border-radius: var(--r-panel); padding: 6px 26px; }
.fact { display: flex; align-items: center; gap: 14px; padding-block: 16px; font-weight: 700; font-size: 0.97rem; }
.fact + .fact { border-top: 1px solid var(--line); }
.fact .icon { width: 17px; height: 17px; color: var(--acc-ink); }

/* ---- pricing rows ---- */
.price-row {
  display: grid; grid-template-columns: 240px 1fr; gap: 24px;
  padding-block: 26px; border-top: 1px solid var(--line); align-items: start;
}
.price-row:first-child { border-top: 0; padding-top: 0; }
.price-row h3 { font-family: var(--serif); font-weight: 400; font-size: 1.5rem; }
.price-row p { color: var(--muted); font-family: var(--serif); font-size: 1.06rem; max-width: 60ch; }

/* ---- about ---- */
.about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(36px, 5vw, 72px); align-items: start; }
.about-copy p { font-family: var(--serif); color: var(--ink-soft); font-size: 1.14rem; margin-bottom: 18px; max-width: 58ch; }
.about-copy > h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(2rem, 4vw, 3rem); line-height: 1.08; margin-bottom: 22px; }
.about-copy .sec-more { margin-top: 22px; }
.founder { margin-top: 26px; }
.founder p { font-weight: 800; font-size: 1.02rem; margin-bottom: 0; }
.founder span { display: block; margin-top: 3px; font-weight: 500; color: var(--muted); font-size: 0.93rem; }

/* ---- contact ---- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 5vw, 72px); align-items: start; }
.contact-sub { font-family: var(--serif); font-weight: 400; font-size: 1.6rem; margin: 6px 0 16px; }
.c-list { margin-top: 26px; }
.c-item { display: flex; gap: 14px; padding-block: 13px; align-items: flex-start; }
.c-item .icon { color: var(--acc-ink); margin-top: 3px; width: 21px; height: 21px; }
.c-item .lbl { display: block; font-size: 0.82rem; font-weight: 600; color: var(--muted); }
.c-item a, .c-item .val { font-weight: 800; font-size: 1.03rem; }
.c-item a:hover { color: var(--acc-ink); }
.step-num {
  width: 28px; height: 28px; border-radius: 50%; flex: none;
  border: 1.5px solid var(--ink); font-family: var(--serif);
  display: grid; place-items: center; font-size: 0.95rem;
}

.form-card { background: var(--paper-raised); border: 1px solid var(--line); border-radius: var(--r-panel); padding: clamp(24px, 3vw, 34px); }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 700; font-size: 0.9rem; margin-bottom: 8px; }
.field input, .field textarea {
  width: 100%; padding: 12px 14px; font: inherit; color: var(--ink);
  background: var(--bg); border: 1px solid var(--line-strong); border-radius: var(--r-input);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--acc-ink); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}
.field .err { display: none; margin-top: 6px; font-size: 0.85rem; font-weight: 600; color: var(--err); }
.field.bad input, .field.bad textarea { border-color: var(--err); }
.field.bad .err { display: block; }
.form-card .btn { width: 100%; margin-top: 4px; }
.form-note { margin-top: 12px; font-size: 0.85rem; color: var(--muted); }

/* ---- CTA band ---- */
.cta-band { background: var(--navy-deep); color: #fff; border-top: 0; }
.cta-band-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 36px; padding-block: clamp(56px, 8vw, 96px);
}
.cta-band h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.05; }
.cta-band p { margin-top: 12px; font-family: var(--serif); color: rgba(255, 255, 255, 0.66); max-width: 44ch; font-size: 1.1rem; }
.cta-band-side { display: flex; flex-direction: column; align-items: flex-end; gap: 14px; flex: none; }
.cta-band .btn { background: #fff; color: var(--navy); }
.cta-band .btn:hover { transform: translateY(-1px); box-shadow: 0 14px 30px rgba(0, 0, 0, 0.3); }
.status-line {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.88rem; font-weight: 600; color: var(--muted);
}
.status-line .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}
.cta-band .status-line { color: rgba(255, 255, 255, 0.65); }
.cta-band .status-line .dot { box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.2); }

/* ---- footer ---- */
footer { border-top: 1px solid var(--line); padding: 56px 0 32px; }

.foot-grid { display: grid; grid-template-columns: 1.6fr 0.8fr 0.8fr 1.1fr; gap: 40px; }
.foot-brand svg { width: 36px; height: 36px; margin-bottom: 6px; }
.foot-brand .wordmark { font-size: 21px; }
.foot-tag { margin-top: 12px; font-size: 10.5px; font-weight: 600; letter-spacing: 0.19em; color: var(--muted); }
.foot-grid h4 { font-size: 0.85rem; font-weight: 800; margin-bottom: 14px; }
.foot-grid ul { list-style: none; padding: 0; }
.foot-grid li { margin-bottom: 10px; }
.foot-grid li a, .foot-grid li span { color: var(--muted); font-size: 0.93rem; }
.foot-grid li a:hover { color: var(--ink); }
.foot-bottom {
  margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-size: 0.85rem; color: var(--muted);
}

/* ---- legal prose ---- */
.prose { max-width: 76ch; padding-bottom: clamp(72px, 10vw, 120px); }
.prose-updated { font-size: 0.88rem; color: var(--muted); }
.prose h2 { font-family: var(--serif); font-weight: 400; font-size: 1.6rem; margin: 36px 0 10px; }
.prose p { font-family: var(--serif); color: var(--ink-soft); font-size: 1.1rem; margin-bottom: 12px; }

/* ---- 404 ---- */
.nf { min-height: 100dvh; display: grid; place-items: center; padding: 32px; text-align: center; }
.nf-inner { max-width: 480px; display: grid; justify-items: center; gap: 12px; }
.nf .nf-mark { width: 110px; height: 110px; margin-bottom: 10px; }
.nf h1 { font-family: var(--serif); font-weight: 400; font-size: 2.4rem; }
.nf p { color: var(--muted); font-family: var(--serif); font-size: 1.05rem; }
.nf .btn { margin-top: 10px; }

/* ---- spotlight on cards (subtle) ---- */
.spot { position: relative; overflow: hidden; }
.spot::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: radial-gradient(280px circle at var(--spot-x, 50%) var(--spot-y, 50%),
    rgba(10, 37, 64, 0.05), transparent 65%);
  opacity: 0; transition: opacity 0.4s var(--ease);
  pointer-events: none;
}
:root[data-theme="dark"] .spot::before,
:root:not([data-theme="light"]) .spot::before {
  background: radial-gradient(280px circle at var(--spot-x, 50%) var(--spot-y, 50%),
    rgba(230, 237, 243, 0.06), transparent 65%);
}
.spot:hover::before { opacity: 1; }

/* ---- reveal on scroll ---- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---- responsive ---- */
@media (max-width: 1023px) {
  .kpi-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 899px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .svc-block { grid-template-columns: 1fr; gap: 18px; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .cta-band-inner { flex-direction: column; align-items: flex-start; }
  .cta-band-side { align-items: flex-start; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 767px) {
  .svc-row { grid-template-columns: 44px 1fr 28px; }
  .svc-row-desc { display: none; }
  .process-grid { grid-template-columns: 1fr; gap: 44px; }
  .std-grid { grid-template-columns: 1fr; }
  .price-row { grid-template-columns: 1fr; gap: 8px; }
  .job { grid-template-columns: 1fr; gap: 12px; }
  .job .mid { transform: rotate(90deg); margin: 0; }
  .faq-a { padding-right: 0; }
  .foot-grid { grid-template-columns: 1fr; gap: 24px; }
}

/* ---- 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; }
  .reveal { opacity: 1; transform: none; }
}

/* ---- work page: chips, walkthroughs, note ---- */
.chip {
  display: inline-flex; align-items: center;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--acc-ink); border: 1px solid var(--line-strong);
  border-radius: var(--r-pill); padding: 5px 12px; margin-bottom: 16px;
}
.sub-label {
  font-size: 0.8rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); margin: 22px 0 4px;
}
.svc-block-body .sub-label:first-child { margin-top: 0; }
.work-note {
  background: var(--paper-raised); border: 1px solid var(--line); border-radius: var(--r-panel);
  padding: 26px 30px; max-width: 860px;
}
.work-note p { font-family: var(--serif); color: var(--ink-soft); font-size: 1.12rem; }

/* ---- care plan tiers ---- */
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: start; }
.tier {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-card);
  padding: 30px;
}
.tier--featured { background: var(--paper-raised); border: 2px solid var(--ink); }
:root[data-theme="dark"] .tier--featured, :root:not([data-theme="light"]) .tier--featured { border-color: var(--accent); }
.tier h3 { font-size: 0.95rem; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.tier-price { font-family: var(--serif); font-size: clamp(1.8rem, 2.4vw, 2.2rem); margin: 10px 0 18px; }
.tier--featured .tier-price { color: var(--acc-ink); }

/* ---- project bands ---- */
.band-val { font-family: var(--serif); font-size: 1.3rem; }

/* ---- services strip ---- */
.strip { border-bottom: 1px solid var(--line); padding-block: clamp(36px, 5vw, 52px); }
.strip-h { font-size: 0.85rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 20px; }
.strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.strip-item { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 0.94rem; }
.strip-item .icon { color: var(--acc-ink); width: 17px; height: 17px; }

/* ---- contact checklist card ---- */
.checklist-card {
  margin-top: 30px; background: var(--paper-raised); border: 1px solid var(--line);
  border-radius: var(--r-panel); padding: 24px 26px;
}
.checklist-card h3 { font-family: var(--serif); font-weight: 400; font-size: 1.35rem; margin-bottom: 8px; }
.checklist-card p { color: var(--muted); font-size: 0.95rem; margin-bottom: 16px; }

/* ---- whatsapp float ---- */
.wa-float {
  position: fixed; right: 20px; bottom: calc(20px + env(safe-area-inset-bottom, 0px)); z-index: 55;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--navy); color: #fff;
  display: grid; place-items: center;
  box-shadow: var(--shadow-lg);
  transition: transform 0.25s var(--ease);
}
:root[data-theme="dark"] .wa-float, :root:not([data-theme="light"]) .wa-float { background: var(--accent); color: #04222C; }
.wa-float:hover { transform: translateY(-3px); }
.wa-float .icon { width: 24px; height: 24px; }

@media (max-width: 1023px) {
  .tier-grid { grid-template-columns: 1fr; }
  .strip-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .wa-float { width: 46px; height: 46px; right: 14px; bottom: 14px; }
}

/* ---- comparison table ---- */
.compare { border: 1px solid var(--line); border-radius: var(--r-panel); overflow-x: auto; }
.compare-row {
  display: grid; grid-template-columns: 1.2fr 1fr 1fr 1fr;
  min-width: 560px; border-top: 1px solid var(--line);
}
.compare-row:first-child { border-top: 0; }
.compare-head { background: var(--paper-raised); }
.compare-cell, .compare-label { padding: 14px 18px; font-size: 0.94rem; color: var(--ink-soft); }
.compare-head .compare-cell { font-size: 0.78rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.compare-label { font-weight: 700; color: var(--ink); }
.compare-us { background: color-mix(in srgb, var(--accent) 7%, transparent); font-weight: 700; color: var(--ink); }
.compare-head .compare-us { color: var(--acc-ink); }

/* ---- intake selects ---- */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field select {
  width: 100%; padding: 12px 14px; font: inherit; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line-strong); border-radius: var(--r-input);
}
.field select:focus {
  outline: none; border-color: var(--acc-ink); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }

/* ---- notes / blog ---- */
.notes-list { border-top: 1px solid var(--line); }
.note-card {
  display: grid; grid-template-columns: 180px 1fr 32px; gap: clamp(14px, 3vw, 36px);
  align-items: start; padding-block: 30px; border-bottom: 1px solid var(--line);
}
.note-meta { font-size: 0.84rem; font-weight: 600; color: var(--muted); margin-top: 8px; }
.note-title {
  font-family: var(--serif); font-size: clamp(1.5rem, 2.4vw, 2rem); line-height: 1.12;
  transition: transform 0.3s var(--ease);
}
.note-sum { grid-column: 2; color: var(--muted); font-size: 0.98rem; max-width: 52ch; }
.note-card .icon { color: var(--ink); justify-self: end; margin-top: 10px; transition: transform 0.3s var(--ease); }
.note-card:hover .note-title { transform: translateX(6px); }
.note-card:hover .icon { transform: translateX(4px); }

.post { padding-block: clamp(48px, 7vh, 80px) clamp(48px, 7vw, 80px); }
.post h1 { font-family: var(--serif); font-weight: 400; font-size: clamp(2.2rem, 4.6vw, 3.6rem); line-height: 1.06; letter-spacing: -0.01em; max-width: 24em; }
.post-meta { margin-top: 16px; font-size: 0.88rem; font-weight: 600; color: var(--muted); }
.post-body { margin-top: 30px; }
.post-body p { font-size: 1.14rem; }
.post-body p:first-child { font-size: 1.22rem; color: var(--ink); }

/* ---- theme toggle ---- */
.theme-toggle {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--line-strong); color: var(--muted);
  display: grid; place-items: center;
  transition: color 0.2s, border-color 0.2s;
}
.theme-toggle:hover { color: var(--ink); border-color: var(--muted); }
.theme-toggle .icon { width: 18px; height: 18px; }
.theme-toggle .i-sun { display: none; }
.theme-toggle .i-moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .i-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .i-moon { display: none; }
}
:root[data-theme="dark"] .theme-toggle .i-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .i-moon { display: none; }
:root[data-theme="light"] .theme-toggle .i-sun { display: none; }
:root[data-theme="light"] .theme-toggle .i-moon { display: block; }

/* ---- tool logos ---- */
.logo-row {
  display: flex; flex-wrap: wrap; gap: 14px 28px;
  margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--line);
}
.tool {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.85rem; font-weight: 700; color: var(--muted);
}
.tool svg { width: 18px; height: 18px; opacity: 0.8; }

@media (max-width: 767px) {
  .note-card { grid-template-columns: 1fr; gap: 6px; }
  .note-sum { grid-column: 1; }
  .note-card .icon { display: none; }
}

/* ---- flowcharts ---- */
.flow-cap {
  font-size: 0.78rem; font-weight: 800; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 14px;
}
.svc-ill svg.flow { max-height: 230px; }
.svc-ill .flow text { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
.svc-ill--frame { background: #F8FAFC; border-color: #E4E7EC; }
.svc-ill--frame .flow-cap { color: #667085; }
.svc-ill--frame .flow { display: block; width: 100%; height: auto; }
.svc-ill .flow text { font-family: "Manrope", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif; }

/* ---- PNG logo (light/dark swap) ---- */
.mark-img { display: inline-block; line-height: 0; }
.mark-img img { width: 100%; height: auto; display: block; }
.mark-img .mi-dark { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .mark-img .mi-light { display: none; }
  :root:not([data-theme="light"]) .mark-img .mi-dark { display: block; }
}
:root[data-theme="dark"] .mark-img .mi-light { display: none; }
:root[data-theme="dark"] .mark-img .mi-dark { display: block; }
:root[data-theme="light"] .mark-img .mi-dark { display: none; }
.brand .mark-img { width: 34px; }
.foot-brand .mark-img { width: 38px; }
.nf-mark.mark-img { width: 112px; }
.hero-mark-img { display: block; width: min(100%, 430px); margin-inline: auto; }

/* hero vertical flow visual */
.hero-visual .hero-flow, .hero-visual svg { display: block; width: 100%; height: auto; }