/* ============================================================
   言文字｜台灣人才聚落　Taiwan Talent Hub
   依「余白 · 言文字 CIS」主視覺識別系統
   墨 60/30・紙・材質・唯一黃 #FFDE34（每畫面至多一擊，只當底色）
   ============================================================ */
:root{
    /* 墨與紙 — the neutral spine */
    --ink:#1B1A17;          /* 主墨・暖近黑，非純黑 */
    --ink-soft:#3A362E;     /* 內文墨 */
    --muted:#6B6558;        /* 標籤／說明・darkened 至 WCAG AA（4.5:1 on paper），仍為墨灰調 */
    --paper:#FBFAF6;        /* 紙・頁面底（paper-warm）*/
    --paper-alt:#F4F1EA;    /* 紙・替代區塊 */
    --paper-deep:#ECE8DE;   /* 紙・深階／隔列 */
    --card:#FFFFFF;         /* 純紙卡片 */
    --line:#E4E0D6;         /* hairline */
    --ink-surface:#16150F;  /* 深色墨面 */
    --on-ink:#EDE9E0;       /* 墨面上的紙色文字 */
    --on-ink-soft:#B7B0A2;  /* 墨面上的次要文字 */
    /* 唯一強調色 — the one accent（黃永遠當底色，墨壓其上；不當文字色）*/
    --accent:#FFDE34;
    --accent-strong:#F2CB00;
    --accent-soft:#FFF3BF;
    --on-accent:#1B1A17;
    /* 形 */
    --radius:12px;
    --radius-sm:4px;
    --shadow:none;             /* 余白：結構靠 hairline 與紙階，不靠陰影 */
    --max:1180px;
    /* 字 — 明體／古典拉丁襯線／無襯線 */
    --serif:"Noto Serif TC",serif;
    --latin:"Cormorant Garamond","Noto Serif TC",serif;
    --sans:"Noto Sans TC",system-ui,-apple-system,"PingFang TC","Microsoft JhengHei",sans-serif;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    font-family:var(--sans);
    color:var(--ink);background:var(--paper);line-height:1.9;
    font-weight:400;letter-spacing:.01em;
    -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  }
  h1,h2,h3,.serif{font-family:var(--serif);font-weight:500;letter-spacing:.01em}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  img[width][height]{height:auto}  /* 讓 CSS aspect-ratio 生效，不被 height 屬性鎖死 */
  .access-photo{margin:clamp(36px,5vw,56px) 0 0}
  .access-photo img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--line);border-radius:var(--radius-sm)}
  .access-photo figcaption{margin-top:9px;color:var(--muted);font-size:1rem;line-height:1.6}
  /* 黃當底、墨當字 — CIS 文字選取 */
  ::selection{background:var(--accent);color:var(--on-accent)}
  .wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}

  /* 眉標 — 安靜、寬字距、細 hairline marker（非黃）*/
  .eyebrow{
    font-size:1rem;font-weight:500;letter-spacing:.14em;
    color:var(--muted);display:inline-flex;align-items:center;gap:.7em;
  }
  .eyebrow::before{content:"";width:28px;height:1px;background:var(--ink)}

  /* 唯一黃・底色 highlight swash（墨字壓在黃上）*/
  .swash{
    background:linear-gradient(transparent 58%,var(--accent) 58%,var(--accent) 94%,transparent 94%);
    padding:0 .04em;
  }
  /* 深色底上的黃 — 實心 marker，墨字壓其上（CIS colophon 手法）*/
  .swash--solid{
    background:var(--accent);color:var(--on-accent);padding:.02em .24em;border-radius:2px;
    -webkit-box-decoration-break:clone;box-decoration-break:clone;
  }

  /* 按鈕 — 方正、編輯感；墨為主，黃為單一 CTA */
  .btn{
    display:inline-flex;align-items:center;gap:.55em;
    padding:.9em 1.7em;border-radius:var(--radius-sm);font-weight:500;font-size:1rem;
    border:1.5px solid var(--ink);transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease;
    cursor:pointer;letter-spacing:.02em;
  }
  .btn--solid{background:var(--ink);color:var(--paper);border-color:var(--ink)}
  .btn--solid:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
  .btn--ghost{background:transparent;color:var(--ink)}
  .btn--ghost:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px)}
  :focus-visible{outline:2.5px solid var(--ink);outline-offset:3px;border-radius:2px}

  /* ---------- NAV ---------- */
  header.nav{
    position:sticky;top:0;z-index:50;
    background:rgba(251,250,246,.82);backdrop-filter:saturate(140%) blur(14px);
    border-bottom:1px solid transparent;transition:border-color .3s ease,background .3s ease;
  }
  header.nav.scrolled{border-bottom-color:var(--line);background:rgba(251,250,246,.95)}
  .nav__inner{display:flex;align-items:center;justify-content:space-between;height:74px}
  .brand{display:flex;flex-direction:column;line-height:1.1;gap:3px}
  .brand b{font-family:var(--serif);font-weight:700;font-size:1.18rem;letter-spacing:.18em}
  .brand span{font-size:1rem;letter-spacing:.15em;color:var(--muted);font-family:var(--sans);text-transform:none}
  .nav__links{display:flex;gap:30px;align-items:center}
  .nav__links a:not(.btn){font-size:1rem;color:var(--ink-soft);font-weight:500;position:relative}
  .nav__links a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1.5px;background:var(--ink);transition:width .25s ease}
  .nav__links a:not(.btn):hover::after{width:100%}
  .nav__toggle{display:none;place-items:center;min-width:44px;min-height:44px;background:none;border:0;cursor:pointer;font-size:1.5rem;color:var(--ink)}
  @media(max-width:880px){
    .nav__links{
      position:fixed;inset:74px 0 auto 0;flex-direction:column;gap:0;
      background:var(--paper);border-bottom:1px solid var(--line);
      max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 24px;
    }
    .nav__links.open{max-height:440px;padding:8px 24px 24px}
    .nav__links a{width:100%;padding:14px 0;border-bottom:1px solid var(--line)}
    .nav__links a.btn{margin-top:14px;justify-content:center;border-bottom:1.5px solid var(--ink)}
    .nav__toggle{display:grid}
  }

  /* ---------- HERO ---------- */
  .hero{position:relative;overflow:hidden;padding:clamp(56px,8vw,112px) 0 clamp(56px,7vw,88px)}
  .hero__grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:clamp(36px,6vw,78px);align-items:center}
  .hero__badges{display:flex;flex-wrap:wrap;align-items:center;gap:6px 26px;margin:22px 0 0;padding-top:20px;border-top:1px solid var(--line);max-width:34em}
  .hero__loc,.hero__soon{display:inline-flex;align-items:center;gap:.5em;font-size:1rem;color:var(--ink-soft);line-height:1.6}
  .hero__soon{color:var(--ink);font-weight:500}
  .hero__soon .dot{width:6px;height:6px;border-radius:50%;background:var(--ink);flex:none}
  .hero__loc svg{width:15px;height:15px;color:var(--ink);flex:none}
  .hero h1{
    font-size:clamp(2rem,5.4vw,4.1rem);font-weight:500;line-height:1.28;letter-spacing:.01em;
    max-width:12.5em;text-wrap:balance;
  }
  /* 品牌名留在 H1 內（SEO），視覺退成一行小字；大標只講一件事 */
  html[lang=en] .hero h1{font-size:clamp(1.9rem,4.4vw,3.5rem);line-height:1.18}
  .hero__brandline{display:block;font-size:1rem;font-weight:500;letter-spacing:.14em;color:var(--muted);margin-bottom:1.1em;line-height:1.6}
  .hero h1 em{font-style:normal;position:relative}
  .hero p.lead{
    margin:26px 0 0;max-width:42ch;font-size:clamp(1.02rem,2vw,1.18rem);
    color:var(--ink-soft);font-weight:300;line-height:1.95;
  }
  .hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
  .hero__note{margin-top:18px;color:var(--muted);font-size:1rem}
  .hero__note a{text-decoration:underline;text-underline-offset:3px}
  .hero__media{margin:0}
  /* 首頁 hero：三個品牌示意圖（日／夜／等等空間） */
  .hero__media--trio{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .hero__tile{display:block;min-width:0}
  .hero__tile--wide{grid-column:1/-1}
  .hero__tile img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--line);border-radius:var(--radius-sm);transition:border-color .2s}
  .hero__tile--wide img{aspect-ratio:16/8}
  .hero__tile span{display:block;margin-top:7px;font-size:1rem;color:var(--muted);line-height:1.5}
  .hero__tile:hover img{border-color:var(--ink)}
  .hero__tile:hover span{color:var(--ink)}
  .hero__media img{width:100%;aspect-ratio:1400/845;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--line)}
  .hero__media figcaption,.journey-card figcaption{margin-top:9px;color:var(--muted);font-size:1rem;line-height:1.55}
  @media(max-width:860px){
    .hero__grid{grid-template-columns:1fr}
    .hero__media{max-width:620px}
  }

  /* ---------- STATS（深色墨面・全單色，安靜）---------- */
  .stats{background:var(--ink-surface);color:var(--on-ink);padding:60px 0}
  .stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
  .stat .n{font-family:var(--latin);font-size:clamp(1.9rem,3.6vw,2.8rem);font-weight:600;color:var(--on-ink);line-height:1}
  .stat .n small{font-family:var(--sans);font-size:max(1rem,.34em);font-weight:400;color:var(--on-ink-soft);margin-left:.35em;letter-spacing:.05em}
  .stat .l{font-size:1rem;color:var(--on-ink-soft);margin-top:12px;line-height:1.7}
  @media(max-width:760px){.stats__grid{grid-template-columns:repeat(2,1fr);gap:32px 24px}}

  /* ---------- SECTION SHELL ---------- */
  section{padding:clamp(72px,10vw,128px) 0}
  .sec-head{max-width:720px;margin-bottom:clamp(44px,6vw,72px)}
  .sec-head h2{font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:500;line-height:1.32;margin:20px 0 0;text-wrap:balance}
  .sec-head p{margin-top:20px;color:var(--ink-soft);font-size:1.05rem;font-weight:300;max-width:60ch;line-height:1.9}

  /* ---------- ABOUT / FLYWHEEL ---------- */
  .about{background:var(--paper-alt)}
  .flywheel{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:8px}
  .fw-node{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);
    padding:.6em 1.15em;font-size:1rem;font-weight:400;
  }
  .fw-arrow{color:var(--muted);font-weight:400}
  .about__grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(28px,5vw,64px);margin-top:60px;align-items:start}
  .duo{display:grid;gap:18px}
  .duo article{border:1px solid var(--line);border-radius:var(--radius);padding:30px;background:var(--card)}
  .duo article .tag{font-size:1rem;font-weight:500;letter-spacing:.1em;color:var(--muted)}
  .duo article h3{font-size:1.32rem;margin:12px 0 10px;font-weight:500}
  .duo article p{color:var(--ink-soft);font-size:1rem;font-weight:300}
  .pull{font-family:var(--serif);font-size:clamp(1.4rem,3.2vw,2.05rem);font-weight:500;line-height:1.65;color:var(--ink)}
  .pull span{position:relative}

  /* ---------- 第一次到訪：依任務選入口 ---------- */
  #floors{background:var(--paper)}
  .journey-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .journey-card{position:relative;display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
  .journey-card::after{content:"";position:absolute;top:16px;right:16px;width:72px;height:72px;border:1px solid var(--line);border-radius:50%;background-color:rgba(251,250,246,.92);background-position:center;background-repeat:no-repeat;background-size:58px;box-shadow:var(--shadow);pointer-events:none}
  .journey-card:nth-child(1)::after{background-image:url('/cis/assets/moji/moji-coffee.svg')}
  .journey-card:nth-child(2)::after{background-image:url('/cis/assets/moji/moji-rest.svg')}
  .journey-card:nth-child(3)::after{background-image:url('/cis/assets/moji/moji-meet.svg');background-size:66px}
  .journey-card figure{margin:0;padding:0 0 14px}
  .journey-card figure img{width:100%;aspect-ratio:4/5;object-fit:cover}  /* 三張等高 */
  .journey-card figcaption{padding:0 20px}
  .journey-card__body{display:flex;flex:1;flex-direction:column;gap:10px;padding:8px 22px 24px}
  .journey-card__kicker{font-size:1rem;letter-spacing:.1em;color:var(--muted)}
  .journey-card h3{font-size:1.28rem;line-height:1.45}
  .journey-card p{color:var(--ink-soft);font-weight:300}
  .journey-card__actions{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:auto;padding-top:12px}
  .journey-card__actions a{font-weight:500;text-decoration:underline;text-underline-offset:4px}
  @media(max-width:900px){.journey-grid{grid-template-columns:1fr}.journey-card{display:grid;grid-template-columns:minmax(220px,.8fr) 1fr}.journey-card figure{padding:0}.journey-card figcaption{padding:0 16px 12px}.journey-card__body{padding:22px}}
  @media(max-width:620px){.journey-card{display:flex}.journey-card::after{width:62px;height:62px;background-size:50px}.journey-card:nth-child(3)::after{background-size:58px}.journey-card__body{padding:8px 20px 24px}}

  /* ---------- PARTNER 情境卡（.entry，用於 #partners）---------- */
  .entry{border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;background:var(--card);transition:border-color .2s,transform .2s}
  .entry:hover{border-color:var(--ink)}
  /* 卡片線稿插畫（CIS 延伸：墨線 5、圓頭、單一黃點；同 moji 筆法） */
  .entry::before{content:"";display:block;width:56px;height:56px;margin:0 0 18px -5px;background:center/contain no-repeat}
  #founding .entry:nth-child(1)::before{background-image:url('/cis/assets/line/term.svg')}
  #founding .entry:nth-child(2)::before{background-image:url('/cis/assets/line/points.svg')}
  #founding .entry:nth-child(3)::before{background-image:url('/cis/assets/line/confirm.svg')}
  #partners .entry:nth-child(1)::before{background-image:url('/cis/assets/line/workshop.svg')}
  #partners .entry:nth-child(2)::before{background-image:url('/cis/assets/line/talk.svg')}
  #partners .entry:nth-child(3)::before{background-image:url('/cis/assets/line/mixer.svg')}
  #partners .entry:nth-child(4)::before{background-image:url('/cis/assets/line/company.svg')}
  #partners .entry:nth-child(5)::before{background-image:url('/cis/assets/line/client.svg')}
  #partners .entry:nth-child(6)::before{background-image:url('/cis/assets/line/offsite.svg')}
  #startup .entry:nth-child(1)::before{background-image:url('/cis/assets/line/registry.svg')}
  #startup .entry:nth-child(2)::before{background-image:url('/cis/assets/line/fieldtest.svg')}
  #startup .entry:nth-child(3)::before{background-image:url('/cis/assets/line/advisor.svg')}
  .entry h3{font-size:1.1rem;font-weight:500;margin:0}
  .entry .who{font-size:1rem;color:var(--muted);font-weight:500;letter-spacing:.06em;margin:6px 0 12px}
  .entry p{font-size:1rem;color:var(--ink-soft);font-weight:300}

  /* ---------- PARTNERS：六大情境 ---------- */
  #partners{background:var(--paper)}
  .scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  @media(max-width:900px){.scenes{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:520px){.scenes{grid-template-columns:1fr}}

  /* ---------- FAQ ---------- */
  .faq{background:var(--paper-alt)}
  .faq__list{max-width:820px;margin:0;display:grid;gap:0;border-bottom:1px solid var(--line)}
  .faq__item{border-top:1px solid var(--line)}
  .faq__item summary{list-style:none;cursor:pointer;padding:22px 0;font-family:var(--serif);font-weight:500;
    font-size:1.08rem;display:flex;justify-content:space-between;align-items:center;gap:16px}
  .faq__item summary::-webkit-details-marker{display:none}
  .faq__item summary::after{content:"+";color:var(--muted);font-size:1.5rem;font-weight:300;line-height:1;transition:transform .2s ease;flex-shrink:0}
  .faq__item[open] summary::after{transform:rotate(45deg)}
  .faq__a{padding:0 0 26px;color:var(--ink-soft);font-weight:300;line-height:1.9;max-width:64ch}
  @media(max-width:560px){
    .faq__item summary{padding:18px 0;font-size:1.02rem}
    .faq__a{padding:0 0 20px}
  }

  /* ---------- CTA（深色墨面・唯一黃 swash）/ FOOTER ---------- */
  .cta{background:var(--ink-surface);color:var(--on-ink);text-align:center}
  .cta h2{font-size:clamp(2rem,5vw,3.2rem);font-weight:500;line-height:1.32;max-width:20ch;margin:0 auto;color:var(--on-ink)}
  .cta p{margin:24px auto 0;max-width:48ch;font-weight:300;font-size:1.08rem;color:var(--on-ink-soft);line-height:1.9}
  .cta__btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:40px}
  .cta .btn--ghost{background:transparent;border-color:var(--on-ink-soft);color:var(--on-ink)}
  .cta .btn--ghost:hover{background:var(--on-ink);color:var(--ink);border-color:var(--on-ink)}
  .cta__form{margin-top:40px}
  /* Brevo 內嵌訂閱表單 — 依 CIS 重新造型（覆蓋 sib-styles.css）*/
  .cta__form .sib-form{padding:0;background:transparent}
  .cta__form #sib-container{max-width:540px;margin:0 auto;padding:0;background:transparent;border:0}
  .cta__form #sib-form{display:flex;gap:12px;justify-content:center;align-items:flex-start;flex-wrap:wrap}
  .cta__form .sib-input{flex:1 1 280px}
  /* 歸零 sib-styles 的容器內距，讓輸入框與按鈕同高對齊 */
  .cta__form .sib-form-block{padding:0}
  .cta__form .form__entry,.cta__form .form__label-row{padding:0;margin:0}
  .cta__form .entry__field{border:0;background:transparent;padding:0;margin:0}
  .cta__form #sib-container .input{
    box-sizing:border-box;width:100%;height:56px;padding:0 18px;
    font-family:var(--sans);font-size:1rem;color:var(--ink);
    background:var(--card);border:1.5px solid var(--card);border-radius:var(--radius-sm);
  }
  .cta__form #sib-container .input::placeholder{color:var(--muted);text-align:left;font-family:var(--sans)}
  .cta__form #sib-container .input:focus{outline:none;border-color:var(--accent-strong)}
  /* 黃底墨字（CIS：墨永遠壓在黃上）*/
  .cta__form .sib-form-block__button{
    font-family:var(--sans);font-size:1rem;font-weight:500;letter-spacing:.08em;
    color:var(--on-accent);background:var(--accent);border:0;border-radius:var(--radius-sm);
    height:56px;padding:0 30px;cursor:pointer;transition:transform .18s ease,background .18s ease;
  }
  .cta__form .sib-form-block__button:hover{background:var(--accent-strong);transform:translateY(-2px)}
  .cta__form .entry__error{
    display:block;margin-top:8px;font-family:var(--sans);font-size:1rem;text-align:left;
    color:#f2b8b5;background:transparent;border:0;
  }
  .cta__form .entry__error:empty{display:none}
  :where(.sib-form-message-panel){display:none}
  .cta__form .sib-form-message-panel{
    max-width:540px;margin:0 auto 16px;padding:12px 16px;
    font-family:var(--sans);font-size:1rem;text-align:left;border-radius:var(--radius-sm);border:1px solid;
  }
  .cta__form #error-message{color:#661d1d;background:#ffeded;border-color:#ff4949}
  .cta__form #success-message{color:#085229;background:#e7faf0;border-color:#13ce66}
  .cta__form .sib-notification__icon{width:20px;height:20px}

  footer{background:var(--ink-surface);color:var(--on-ink-soft);padding:72px 0 40px}
  .foot__top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:44px;padding-bottom:44px;border-bottom:1px solid rgba(237,233,224,.12)}
  .foot__brand b{display:block;font-family:var(--serif);color:var(--on-ink);font-size:1.28rem;font-weight:700;letter-spacing:.1em}
  .foot__brand span{font-size:1rem;letter-spacing:.08em;color:var(--on-ink-soft)}
  .foot__brand p{margin-top:16px;font-size:1rem;font-weight:300;max-width:34ch;line-height:1.8}
  .foot__col h3{color:var(--on-ink);font-size:1rem;letter-spacing:.06em;margin-bottom:18px;font-family:var(--serif);font-weight:500}
  .foot__col a,.foot__col p{display:block;font-size:1rem;color:var(--on-ink-soft);margin-bottom:10px;font-weight:300;transition:color .2s}
  .foot__col a:hover{color:var(--on-ink)}
  .foot__bot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:28px;font-size:1rem;color:var(--on-ink-soft)}
  @media(max-width:760px){.foot__top{grid-template-columns:1fr;gap:32px}}

  /* ---------- REVEAL（漸進增強：無 JS 時內容照常顯示）---------- */
  .js .reveal{opacity:0;transform:translateY(12px);transition:opacity .4s cubic-bezier(.2,.7,.2,1),transform .4s cubic-bezier(.2,.7,.2,1)}
  .js .reveal.in{opacity:1;transform:none}
  @media(prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    .reveal{opacity:1;transform:none;transition:none}
    *{animation:none!important;transition:none!important}
  }

  /* 略過連結（鍵盤無障礙）：平常隱藏，聚焦時出現 */
  .skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--ink);color:var(--paper);
    padding:.7em 1.2em;border-radius:0 0 8px 0;font-weight:500}
  .skip-link:focus{left:0}

  /* ---------- RWD 細部校正（平板與小手機）---------- */
  @media(max-width:760px){
    .about__grid{grid-template-columns:1fr;gap:28px}
    .pull{font-size:clamp(1.3rem,5vw,1.8rem)}
    .foot__col a{padding:6px 0;margin-bottom:4px}
  }
  @media(max-width:560px){
    .wrap{padding:0 18px}
    .nobr{display:inline}
    section{padding:clamp(52px,13vw,80px) 0}
    .sec-head{margin-bottom:36px}
    .hero{padding:52px 0 48px}
    .hero__loc{font-size:1rem;flex-wrap:wrap}
    .hero__badges{gap:4px 18px}
    .hero__soon{align-items:flex-start}
    .hero__soon .dot{margin-top:.6em}
    .duo article{padding:28px 24px}
  }
  @media(max-width:360px){
    .hero h1{font-size:1.85rem}
    .stat .n{font-size:1.7rem}
  }