/* Travis.ai — 色票：藍＝工作、黃＝生活、綠＝健康 */
:root {
  --navy: #0d1c43; --ink: #1d2742; --muted: #5a6380; --blue: #1663f5; --blue-d: #0f4fd0; --on-blue: #fff;
  --yellow: #fbbc0f; --green: #11a37a;
  --bg: #fffaf0; --alt: #f6f1e4; --card: #fff; --line: rgba(13, 28, 67, .09);
  --glass: rgba(255, 250, 240, .72); --sheet: rgba(255, 252, 246, .9);
  --shadow-sm: 0 1px 2px rgba(13, 28, 67, .04), 0 4px 16px rgba(13, 28, 67, .06);
  --shadow-lg: 0 2px 6px rgba(13, 28, 67, .05), 0 18px 40px rgba(13, 28, 67, .12);
  --tag-b: #e3ecff; --tag-b-t: #0f4fd0; --tag-y: #fff1c7; --tag-y-t: #7a5600; --tag-g: #d9f2e9; --tag-g-t: #0b7556;
  --cta: #0d1c43;
  /* 預設彈簧：臨界阻尼、不回彈（Apple damping 1.0 / response ≈ .35s 的 CSS 近似） */
  --spring: cubic-bezier(.2, .8, .2, 1); --dur: 320ms;
}
@media (prefers-color-scheme: dark) {
  :root {
    --navy: #f3f5fb; --ink: #d9deeb; --muted: #a2abc6; --blue: #5b93ff; --blue-d: #7aa8ff; --on-blue: #071230;
    --bg: #0b1430; --alt: #0f1a3b; --card: #15224a; --line: rgba(255, 255, 255, .08);
    --glass: rgba(11, 20, 48, .7); --sheet: rgba(18, 29, 62, .92);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .25);
    --shadow-lg: 0 2px 6px rgba(0, 0, 0, .35), 0 18px 40px rgba(0, 0, 0, .45);
    --tag-b: rgba(91, 147, 255, .16); --tag-b-t: #9cbfff; --tag-y: rgba(251, 188, 15, .16); --tag-y-t: #ffd25c; --tag-g: rgba(17, 163, 122, .18); --tag-g-t: #5fd9b0;
    --cta: #15224a;
  }
  .photo::before { opacity: .28; }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; }
body { margin: 0; font: 100%/1.8 -apple-system, BlinkMacSystemFont, system-ui, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif; font-size: 1.0625rem; color: var(--ink); background: var(--bg); transition: background-color .4s ease, color .4s ease; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); }
p { margin: 0 0 1em; }
/* 字距隨字級：大字收緊、行距收緊；內文維持 0 */
h1, h2, h3 { color: var(--navy); margin: 0 0 .5em; font-optical-sizing: auto; }
h1 { font-size: clamp(2rem, 5.2vw, 3.3rem); line-height: 1.18; letter-spacing: -.025em; font-weight: 800; }
h2 { line-height: 1.3; letter-spacing: -.015em; font-weight: 750; }
h3 { font-size: 1.25rem; line-height: 1.4; letter-spacing: -.005em; font-weight: 700; }
small, .hint, .eyebrow { letter-spacing: .01em; }
h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }
/* 主標兩句各自成行，不讓最後一個字單獨掉下去 */
.display { font-size: clamp(1.7rem, 3.9vw, 3.1rem); }
.display span { display: inline-block; }
.in { max-width: 70rem; margin: 0 auto; padding: 0 1.25rem; }
.skip { position: absolute; left: -999px; top: .5rem; background: var(--navy); color: var(--bg); padding: .5rem .9rem; border-radius: .5rem; z-index: 60; }
.skip:focus { left: .5rem; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 6px; }

/* 頁首：半透明材質，內容從底下捲過；沒有硬分隔線，捲動後才出現邊緣陰影 */
.top { position: sticky; top: 0; z-index: 40; background: var(--glass); backdrop-filter: blur(20px) saturate(180%); -webkit-backdrop-filter: blur(20px) saturate(180%); transition: box-shadow .25s ease; }
.scrolled .top { box-shadow: 0 1px 0 var(--line), 0 8px 24px -12px rgba(13, 28, 67, .18); }
.top .in { display: flex; align-items: center; justify-content: space-between; height: 4.25rem; }
.brand img { height: 2.5rem; width: auto; }
.desk { display: flex; align-items: center; gap: 1.75rem; }
.desk a:not(.btn) { color: var(--navy); text-decoration: none; font-weight: 650; font-size: 1rem; padding: .35rem 0; position: relative; }
.desk a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; border-radius: 2px; background: var(--yellow); transform: scaleX(0); transform-origin: left; transition: transform var(--dur) var(--spring); }
.desk a:not(.btn):hover::after, .desk a[aria-current]::after { transform: scaleX(1); }

/* 手機選單按鈕：兩條線轉成 X，任何時候再按都會從當下位置轉回去 */
.menu-btn { display: none; width: 2.75rem; height: 2.75rem; margin-right: -.5rem; border: 0; background: transparent; border-radius: 50%; cursor: pointer; position: relative; touch-action: manipulation; }
.menu-btn span { position: absolute; left: 50%; top: 50%; width: 1.25rem; height: 2px; margin-left: -.625rem; border-radius: 2px; background: var(--navy); transition: transform var(--dur) var(--spring); }
.menu-btn span:first-child { transform: translateY(-4px); }
.menu-btn span:last-child { transform: translateY(4px); }
.menu-open .menu-btn span:first-child { transform: rotate(45deg); }
.menu-open .menu-btn span:last-child { transform: rotate(-45deg); }
.menu-btn:active { background: var(--line); }

/* 選單面板：從右上按鈕的位置長出來，收回時沿原路回去；模糊與縮放一起變化 */
.sheet { position: fixed; z-index: 50; top: 4.5rem; right: .75rem; left: .75rem; display: none; flex-direction: column; padding: .5rem; border-radius: 1.5rem; background: var(--sheet); backdrop-filter: blur(30px) saturate(180%); -webkit-backdrop-filter: blur(30px) saturate(180%); box-shadow: var(--shadow-lg); transform-origin: calc(100% - 1.5rem) -1rem; opacity: 0; transform: scale(.92); filter: blur(6px); visibility: hidden; transition: opacity 220ms ease, transform var(--dur) var(--spring), filter var(--dur) var(--spring), visibility 0s linear var(--dur); }
.sheet a:not(.btn) { color: var(--navy); text-decoration: none; font-weight: 650; font-size: 1.125rem; padding: .95rem 1rem; border-radius: 1rem; }
.sheet a:not(.btn):active { background: var(--line); }
.sheet a[aria-current] { color: var(--blue); }
.sheet .btn { margin: .5rem; justify-content: center; }
.scrim { position: fixed; inset: 0; z-index: 30; background: rgba(8, 14, 34, .28); opacity: 0; visibility: hidden; transition: opacity 260ms ease, visibility 0s linear 260ms; }
.menu-open .sheet { opacity: 1; transform: none; filter: none; visibility: visible; transition: opacity 180ms ease, transform var(--dur) var(--spring), filter var(--dur) var(--spring), visibility 0s; }
.menu-open .scrim { opacity: 1; visibility: visible; transition: opacity 260ms ease, visibility 0s; }
@media (max-width: 760px) {
  .desk { display: none; }
  .menu-btn { display: block; }
  .sheet { display: flex; }
}

/* 按鈕與卡片：按下的瞬間就縮，不等放開 */
.btn { display: inline-flex; align-items: center; gap: .5rem; min-height: 2.9rem; padding: .7rem 1.5rem; border-radius: 999px; background: var(--blue); color: var(--on-blue); font: inherit; font-weight: 700; font-size: 1rem; line-height: 1.3; text-decoration: none; border: 2px solid var(--blue); cursor: pointer; touch-action: manipulation; transition: transform 100ms ease-out, background-color .2s ease, border-color .2s ease; }
.btn:hover { background: var(--blue-d); border-color: var(--blue-d); }
.btn:active { transform: scale(.97); }
.btn.ghost { background: transparent; color: var(--blue); }
.btn.ghost:hover { background: color-mix(in srgb, var(--blue) 10%, transparent); }
.btn.yellow { background: var(--yellow); border-color: var(--yellow); color: #0d1c43; }
.btn.yellow:hover { background: #f0b000; border-color: #f0b000; }
.btn.sm { min-height: 2.4rem; padding: .45rem 1.1rem; font-size: .9375rem; }
.ar { width: 1.1em; height: 1.1em; flex: none; transition: transform var(--dur) var(--spring); }
.btn:hover .ar, a.card:hover .ar { transform: translateX(3px); }
.actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.5rem; }

/* 首屏 */
.hero { padding: 3.5rem 0 4rem; overflow: hidden; }
.hero .in { display: grid; grid-template-columns: 1.2fr .8fr; gap: 3.5rem; align-items: center; }
.eyebrow { color: var(--green); font-weight: 700; letter-spacing: .14em; font-size: .9375rem; margin-bottom: .75rem; }
.eyebrow a { color: inherit; }
.hero p:not(.eyebrow) { color: var(--muted); font-size: 1.125rem; }
.photo { margin: 0; position: relative; }
.photo img { border-radius: 1.75rem; aspect-ratio: 1; object-fit: cover; width: 100%; position: relative; z-index: 1; box-shadow: var(--shadow-lg); }
.photo::before { content: ""; position: absolute; inset: 1.1rem -1.1rem -1.1rem 1.1rem; border-radius: 1.75rem; background: var(--yellow); opacity: .5; }
.photo::after { content: ""; position: absolute; width: 5.5rem; height: 5.5rem; border-radius: 50%; background: var(--green); opacity: .25; top: -1.5rem; left: -1.5rem; }
.photo.sm { max-width: 22rem; }
@media (max-width: 760px) {
  .hero { padding: 2rem 0 3rem; }
  .hero .in { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero .photo { max-width: 20rem; margin: 0 auto; width: 82%; }
}

/* 區塊 */
.sec { padding: 4.5rem 0; }
.sec.alt { background: var(--alt); }
.h { font-size: clamp(1.5rem, 3.4vw, 2rem); margin-bottom: 1.75rem; display: flex; align-items: center; gap: .75rem; }
.h.small { font-size: 1.25rem; margin: 2.5rem 0 1rem; }
.sub { color: var(--muted); margin: -1rem 0 1.75rem; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }
.split .photo { justify-self: center; }
@media (max-width: 760px) { .sec { padding: 3.25rem 0; } .split { grid-template-columns: 1fr; gap: 2.25rem; } }

.cards { display: grid; gap: 1.25rem; }
.cards.three { grid-template-columns: repeat(3, 1fr); }
.cards.two { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .cards.three { grid-template-columns: 1fr; } }
@media (max-width: 680px) { .cards.two { grid-template-columns: 1fr; } }
.card { background: var(--card); border-radius: 1.4rem; padding: 1.6rem 1.5rem; box-shadow: var(--shadow-sm); color: inherit; text-decoration: none; display: flex; flex-direction: column; }
.card p { color: var(--muted); font-size: 1rem; }
a.card { touch-action: manipulation; transition: transform var(--dur) var(--spring), box-shadow var(--dur) var(--spring); }
a.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
a.card:active { transform: scale(.985); transition-duration: 100ms; }
.card .more { margin-top: auto; color: var(--blue); font-weight: 700; display: inline-flex; align-items: center; gap: .4rem; font-size: .9375rem; }
.card.path { border-top: 5px solid var(--blue); }
.card.path.y { border-top-color: var(--yellow); }
.card.path.g { border-top-color: var(--green); }
.card .out { font-size: .875rem; color: var(--navy); font-weight: 650; margin: auto 0 0; padding-top: .75rem; border-top: 1px dashed var(--line); }
.tag { display: inline-block; font-size: .8125rem; font-weight: 700; padding: .1rem .75rem; border-radius: 999px; margin-bottom: .9rem; align-self: flex-start; letter-spacing: .04em; }
.tag.blue { background: var(--tag-b); color: var(--tag-b-t); }
.tag.yellow { background: var(--tag-y); color: var(--tag-y-t); }
.tag.green { background: var(--tag-g); color: var(--tag-g-t); }
.eyebrow .tag { margin: 0; vertical-align: 1px; }
.dot { width: .75rem; height: .75rem; border-radius: 50%; display: inline-block; flex: none; background: var(--blue); }
.dot.y { background: var(--yellow); } .dot.g { background: var(--green); } .dot.n { background: var(--navy); }
.card .dot { margin-bottom: .9rem; }
.note { color: var(--muted); font-size: .9375rem; margin-top: 1.5rem; }
.hint { color: var(--muted); font-size: .875rem; margin-top: .75rem; }

.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: .875rem; }
.ticks li { background: var(--card); border-radius: 1.1rem; padding: 1.1rem 1.25rem 1.1rem 3.5rem; position: relative; color: var(--muted); box-shadow: var(--shadow-sm); }
.ticks li::before { content: ""; position: absolute; left: 1.25rem; top: 1.4rem; width: 1.25rem; height: 1.25rem; border-radius: 50%; background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center/.875rem no-repeat; }
.ticks b { display: block; color: var(--navy); font-size: 1.0625rem; }

/* 內頁 */
.page-head { padding: 3.5rem 0 1.5rem; }
.page-head .photo { max-width: 17.5rem; }
.page-head + .sec { padding-top: 1.5rem; }
.lead { color: var(--muted); font-size: 1.1875rem; max-width: 45rem; }
.prose { max-width: 47.5rem; }
.prose h2 { font-size: 1.5rem; margin: 2.5rem 0 .9rem; }
.prose h2:first-child { margin-top: 0; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin-bottom: .5rem; }
.prose blockquote { margin: 1.75rem 0; padding: 1.1rem 1.5rem; border-left: 5px solid var(--yellow); background: var(--card); border-radius: 0 1rem 1rem 0; font-size: 1.1875rem; color: var(--navy); font-weight: 650; }
.steps { list-style: none; padding: 0 !important; counter-reset: s; display: grid; gap: .75rem; }
.steps li { counter-increment: s; background: var(--card); border-radius: 1rem; padding: 1rem 1.25rem 1rem 4rem; position: relative; color: var(--muted); box-shadow: var(--shadow-sm); }
.steps li::before { content: counter(s); position: absolute; left: 1.1rem; top: 1rem; width: 1.9rem; height: 1.9rem; border-radius: 50%; background: var(--green); color: #fff; font-weight: 700; display: grid; place-items: center; font-size: .9375rem; }
.steps b { display: block; color: var(--navy); }
.closing { margin-top: 2.75rem; background: var(--alt); border-radius: 1.4rem; padding: 1.75rem; }
.closing p { color: var(--navy); font-weight: 650; }
.back { color: var(--muted); text-decoration: none; font-size: .9375rem; display: inline-block; margin-top: 1.75rem; }

/* 聯絡 */
.card.topic { scroll-margin-top: 6rem; }
.card.topic:target { box-shadow: 0 0 0 3px var(--green), var(--shadow-lg); }
.mailbox { margin-top: 2.25rem; background: var(--card); border-radius: 1.4rem; padding: 1.5rem; box-shadow: var(--shadow-sm); }
.mailbox > p:first-child { margin-bottom: .6rem; font-weight: 650; color: var(--navy); }
.copy-row { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; }
.copy-row code { font-family: inherit; font-size: 1.1875rem; color: var(--navy); font-weight: 700; user-select: all; overflow-wrap: anywhere; }
.social { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; }
.social.big a { display: inline-block; background: var(--card); padding: .75rem 1.25rem; border-radius: 999px; text-decoration: none; color: var(--navy); box-shadow: var(--shadow-sm); transition: transform 100ms ease-out; }
.social.big a:active { transform: scale(.97); }

/* 頁尾邀約 */
.cta { background: var(--cta); color: #dfe5f5; padding: 4.5rem 0; text-align: center; }
.cta h2 { color: #fff; font-size: clamp(1.5rem, 3.4vw, 2rem); }
.cta p { max-width: 40rem; margin: 0 auto 1.75rem; }
.foot { padding: 2.75rem 0 2.25rem; }
.foot .in { display: flex; flex-direction: column; align-items: center; text-align: center; gap: .6rem; }
.foot img { height: 2.5rem; width: auto; }
.foot p { color: var(--muted); margin: 0; font-size: .9375rem; letter-spacing: .1em; }
.foot .social { justify-content: center; font-size: .9375rem; }
.foot .social a { color: var(--muted); }
.foot small { color: var(--muted); opacity: .8; }

/* 減少動態：位移、縮放、模糊改成單純淡入淡出 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-property: opacity, background-color, color, border-color, box-shadow, visibility !important; }
  .sheet, .menu-open .sheet { transform: none; filter: none; }
  a.card:hover, a.card:active, .btn:active { transform: none; }
}
/* 降低透明度：毛玻璃改實色 */
@media (prefers-reduced-transparency: reduce) {
  .top { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .sheet { background: var(--card); backdrop-filter: none; -webkit-backdrop-filter: none; }
}
/* 高對比：實色背景加清楚邊線 */
@media (prefers-contrast: more) {
  .top { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; box-shadow: 0 1px 0 var(--navy); }
  .card, .ticks li, .steps li, .mailbox { box-shadow: none; border: 1px solid var(--navy); }
  .card p, .ticks li, .hint, .note, .lead { color: var(--ink); }
}