/* 關於我們（aboutus.php）專用樣式，2026-10-19 比照宜蘭 aboutus 改版。
 * 與包棟頁（bd/villa.css）同一套色彩與字型：墨綠文字、青藍主色、金色點綴、思源宋體標題。
 * 只掛在 .about 底下，不影響共用頁首與頁尾。 */
.about-page{margin:0;background:#fff;color:#253b3d}
.about{--ink:#253b3d;--muted:#5e6d6e;--accent:#176b70;--accent-dark:#104d51;--gold:#a17826;--line:#dbe3e0;--paper:#fff;--soft:#f2f6f4;--tint:#e7f2f2;--warm:#fbf9f3;--photo-bg:#e6ecea;--shade:rgba(8,37,43,.42);--font-body:"Microsoft JhengHei","PingFang TC",Arial,sans-serif;--font-display:"Noto Serif TC","PMingLiU",serif;font:16px/1.85 var(--font-body);color:var(--ink);letter-spacing:0;min-width:0}
.about *,.about *::before,.about *::after{box-sizing:border-box}
.about h1,.about h2,.about h3,.about p,.about figure,.about ul,.about ol,.about dl,.about dd{margin:0}
.about ul,.about ol{padding:0;list-style:none}
.about h1,.about h2{font-family:var(--font-display);font-weight:700;line-height:1.5;overflow-wrap:anywhere}
.about h2{font-size:30px}.about h3{font-size:19px;line-height:1.55}
.about a{color:var(--accent);text-decoration:none}.about a:hover{text-decoration:underline;text-underline-offset:4px}
.about a:focus-visible,.about summary:focus-visible{outline:3px solid var(--gold);outline-offset:4px}
.about-container{width:calc(100% - 64px);max-width:1120px;margin:0 auto}
.about-section{padding-top:60px;padding-bottom:60px;scroll-margin-top:110px}
.about-eyebrow{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--accent);margin-bottom:12px!important}
.about-lead{font-size:17px;color:var(--muted);max-width:860px;margin-top:14px!important}

/* 主圖 */
.about-hero{position:relative;min-height:420px;display:flex;align-items:center;isolation:isolate;background:var(--accent-dark)}
.about-hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 55%;z-index:-2}
.about-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,37,43,.62) 0%,rgba(8,37,43,.38) 55%,rgba(8,37,43,.18) 100%);z-index:-1}
.about-hero-inner{padding-top:40px;padding-bottom:32px;color:var(--paper)}
.about-hero .about-eyebrow,.about-hero a{color:var(--paper)}
.about-crumb{font-size:13px;margin-bottom:36px!important}
.about-hero h1{font-size:44px;line-height:1.35;max-width:760px}
.about-hero-sub{font-size:18px;margin:16px 0 0!important;max-width:620px}
.about-credit{font-size:11px;margin-top:30px!important}.about-credit a{text-decoration:underline}
.about-section-nav{border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:5}
.about-section-nav>.about-container{display:flex;flex-wrap:wrap;gap:4px 28px;padding-top:8px;padding-bottom:8px}
.about-section-nav a{display:flex;align-items:center;min-height:40px;font-weight:700;font-size:14px;white-space:nowrap}

/* 導言＋三層做法 */
.about-intro{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:48px;align-items:start}
.about-intro>div>p{font-size:17px;color:var(--muted)}
.about-layers{display:grid;gap:18px}
.about-layers>li{position:relative;padding:18px 20px 18px 64px;border:1px solid var(--line);border-radius:6px;background:var(--paper)}
.about-layers b{position:absolute;left:20px;top:18px;width:30px;height:30px;border-radius:50%;background:var(--tint);color:var(--accent-dark);font-size:13px;display:flex;align-items:center;justify-content:center}
.about-layers h3{font-size:17px;margin-bottom:4px}
.about-layers p{font-size:14.5px;color:var(--muted)}

/* 照片帶（公司自攝） */
.about-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:40px}
.about-strip figure{position:relative;aspect-ratio:4/3;border-radius:6px;overflow:hidden;background:var(--photo-bg)}
.about-strip img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.about-strip figcaption{position:absolute;left:0;right:0;bottom:0;padding:5px 12px;background:rgba(8,37,43,.72);color:var(--paper);font-size:12px}
.about-strip-note{font-size:13px;color:var(--muted);margin-top:10px!important}

/* 內容一覽（不寫數字） */
.about-band{background:var(--soft)}
.about-tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:28px}
.about-tiles a{display:flex;flex-direction:column;gap:8px;min-height:150px;padding:22px 22px 20px;background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:6px;color:var(--ink)}
.about-tiles a:hover{text-decoration:none;border-top-color:var(--gold);box-shadow:0 10px 24px rgba(37,59,61,.08)}
.about-tiles strong{font-family:var(--font-display);font-size:21px;color:var(--accent-dark)}
.about-tiles span{font-size:14px;color:var(--muted);flex:1}
.about-tiles em{font-style:normal;font-size:13px;font-weight:700;color:var(--accent)}

/* 兩欄清單（旅客／業者） */
.about-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px}
.about-list>li{padding:14px 0;border-bottom:1px solid var(--line);font-size:15.5px}
.about-list>li:first-child{border-top:1px solid var(--line)}
.about-list b{color:var(--accent-dark);margin-right:8px}
.about-list p{font-size:14px;color:var(--muted);margin-top:2px!important}
.about-note{font-size:14px;color:var(--muted);margin-top:18px!important;max-width:1020px}

/* 合作民宿名單（依鄉鎮） */
.about-partners{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 40px;margin-top:28px}
.about-partners>section{min-width:0}
.about-partners h3{font-size:16px;padding-bottom:8px;margin-bottom:10px;border-bottom:2px solid var(--tint);display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.about-partners h3 a{font-size:12.5px;font-weight:400;white-space:nowrap}
.about-partners ul{display:flex;flex-wrap:wrap;gap:6px 8px}
.about-partners ul a{display:inline-block;padding:4px 11px;border:1px solid var(--line);border-radius:999px;font-size:13.5px;color:var(--ink);background:var(--paper)}
.about-partners ul a:hover{border-color:var(--accent);color:var(--accent-dark);text-decoration:none}

/* 流程 */
.about-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:28px;counter-reset:step}
.about-steps>li{position:relative;padding:22px 20px 20px;background:var(--paper);border:1px solid var(--line);border-radius:6px}
.about-steps>li::before{counter-increment:step;content:"0" counter(step);font-family:var(--font-display);font-size:26px;color:var(--gold);line-height:1;display:block;margin-bottom:12px}
.about-steps h3{font-size:17px;margin-bottom:6px}
.about-steps p{font-size:14px;color:var(--muted)}

/* 沿革＋聯絡 */
.about-history p+p{margin-top:14px!important}
.about-contact{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:start}
.about-contact dl{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px 18px;font-size:15.5px;margin-top:20px!important}
.about-contact dt{color:var(--muted);white-space:nowrap}
.about-contact-card{background:var(--warm);border:1px solid var(--line);border-top:3px solid var(--gold);border-radius:6px;padding:26px 28px}
.about-contact-card h3{font-size:18px;margin-bottom:10px}
.about-contact-card p{font-size:14.5px;color:var(--muted)}
.about-contact-card a.about-cta{display:inline-flex;align-items:center;gap:14px;margin-top:18px;background:var(--accent-dark);color:var(--paper);min-height:46px;padding:10px 22px;border-radius:4px;font-weight:700}
.about-contact-card a.about-cta:hover{background:var(--accent);text-decoration:none}

/* FAQ */
.about-faq-layout{display:grid;grid-template-columns:minmax(0,.55fr) minmax(0,1.45fr);gap:56px}
.about-faq{border-top:1px solid var(--line)}
.about-faq details{border-bottom:1px solid var(--line)}
.about-faq summary{cursor:pointer;min-height:58px;padding:16px 4px;font-size:16px;font-weight:700;overflow-wrap:anywhere;list-style-position:inside}
.about-faq summary:hover,.about-faq details[open] summary{color:var(--accent)}
.about-faq details>div{padding:0 4px 22px;color:var(--muted);font-size:15px}
.about-faq details>div a{text-decoration:underline;text-underline-offset:3px}

/* 歷史沿革（年表） */
.about-timeline{position:relative;margin-top:32px;padding-left:0;display:grid;gap:0}
.about-timeline>li{position:relative;display:grid;grid-template-columns:120px minmax(0,1fr);gap:0 28px;padding:22px 0 26px;border-top:1px solid var(--line)}
.about-timeline>li:last-child{border-bottom:1px solid var(--line)}
.about-timeline time{font-family:var(--font-display);font-size:30px;font-weight:700;color:var(--gold);line-height:1.1;letter-spacing:.02em}
.about-timeline h3{font-size:19px;margin-bottom:6px;color:var(--accent-dark)}
.about-timeline p{font-size:15px;color:var(--muted);max-width:820px}
.about-timeline>li:last-child time{color:var(--accent)}
/* 團隊三欄、流程直排 */
.about-team{grid-template-columns:repeat(3,minmax(0,1fr))}
.about-team>li::before{content:"0" counter(step)}
.about-steps-col{grid-template-columns:minmax(0,1fr);gap:14px;margin-top:22px}
.about-steps-col>li{display:grid;grid-template-columns:52px minmax(0,1fr);grid-template-rows:auto auto;gap:0 10px;padding:16px 18px}
.about-steps-col>li::before{grid-column:1;grid-row:1 / span 2;margin-bottom:0;font-size:22px;padding-top:2px}
.about-steps-col h3{grid-column:2;grid-row:1;font-size:16px;margin-bottom:4px}
.about-steps-col p{grid-column:2;grid-row:2}
/* 台東網絡 */
.about-network{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:28px}
.about-network>section{background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:20px 22px}
.about-network h3{font-size:16px;color:var(--accent-dark);padding-bottom:8px;margin-bottom:8px;border-bottom:2px solid var(--tint)}
.about-network li{padding:8px 0;border-bottom:1px dotted var(--line);font-size:15px;display:flex;flex-direction:column}
.about-network li:last-child{border-bottom:0}
.about-network li a{font-weight:700}
.about-network li span{font-size:13px;color:var(--muted)}
/* 相關連結 */
.about-related-band{background:var(--tint)}
.about-related{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:22px}
.about-related a{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:48px;border-bottom:1px solid var(--accent);font-size:14px;font-weight:700;white-space:nowrap}

@media(max-width:1000px){.about-container{width:calc(100% - 40px)}.about-network,.about-team{grid-template-columns:repeat(2,minmax(0,1fr))}.about-timeline>li{grid-template-columns:96px minmax(0,1fr)}.about-intro,.about-two,.about-contact{gap:28px}.about-tiles,.about-steps{grid-template-columns:repeat(2,minmax(0,1fr))}.about-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.about-faq-layout{gap:32px}.about-related{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:767px){.about-container{width:calc(100% - 32px)}.about-section{padding-top:40px;padding-bottom:40px;scroll-margin-top:86px}.about h2{font-size:25px}.about-hero{min-height:380px}.about-hero h1{font-size:32px}.about-hero-inner{padding-top:24px;padding-bottom:24px}.about-crumb{margin-bottom:26px!important}.about-hero-sub{font-size:16px}.about-section-nav{position:static}.about-section-nav>.about-container{gap:2px 18px}.about-section-nav a{font-size:13px;min-height:36px}.about-intro,.about-two,.about-contact,.about-faq-layout,.about-partners{grid-template-columns:minmax(0,1fr)}.about-intro>div>p,.about-lead{font-size:16px}.about-tiles,.about-steps,.about-network,.about-team{grid-template-columns:minmax(0,1fr)}.about-tiles a{min-height:0}.about-timeline>li{grid-template-columns:minmax(0,1fr);gap:4px 0;padding:16px 0 18px}.about-timeline time{font-size:24px}.about-contact dl{grid-template-columns:minmax(0,1fr);gap:4px}.about-contact dt{margin-top:8px}.about-related{grid-template-columns:minmax(0,1fr);gap:10px}}
@media(max-width:540px){.about-strip{grid-template-columns:minmax(0,1fr)}.about-hero h1{font-size:28px}}
@media(prefers-reduced-motion:reduce){.about *{scroll-behavior:auto!important;transition:none!important}}