/* DH Multimedia Production — 網站樣式（簡潔淺色風格）
   大字標題、留白、圓角卡片、半透明導覽列。品牌四色取自 Logo。 */
:root{
  --bg:#ffffff;
  --bg-alt:#f5f5f7;
  --ink:#1d1d1f;
  --ink-2:#424245;
  --muted:#6e6e73;
  --hair:#d2d2d7;
  --blue:#0071e3;
  --blue-hover:#0077ed;
  --link:#0066cc;
  --brand-blue:#34789b;
  --brand-mustard:#d79c10;
  --brand-teal:#3b7d7b;
  --brand-rust:#c2542f;
  --accent-text:#a8461f;   /* 強調文字（磚紅加深，白底 5.9:1） */
  --card:#ffffff;          /* 灰底區內的卡片 */
  --card-2:#f5f5f7;        /* 白底區內的卡片 */
  --nav-bg:rgba(255,255,255,.78);
  --nav-line:rgba(0,0,0,.08);
  --menu-bg:rgba(255,255,255,.97);
  --chip-hot:#fff7f3;
  --wa:#178a45;
  --r-lg:28px;
  --r-md:18px;
  --max:1024px;
  --wide:1200px;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","PingFang HK","PingFang TC","Noto Sans TC","Microsoft JhengHei",system-ui,"Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(.25,.1,.25,1);
  color-scheme:light dark;
}
/* 深色模式：跟隨系統設定 */
@media (prefers-color-scheme:dark){
  :root{
    --bg:#000000; --bg-alt:#161617; --card:#1d1d1f; --card-2:#161617;
    --ink:#f5f5f7; --ink-2:#d2d2d7; --muted:#a1a1a6; --hair:#424245;
    --link:#2997ff; --accent-text:#ff8f66; --chip-hot:#2a1a14;
    --nav-bg:rgba(22,22,23,.8); --nav-line:rgba(255,255,255,.1); --menu-bg:rgba(22,22,23,.97);
  }
  .art{filter:brightness(.86) contrast(1.04)}
  .sec-dark{background:#0b0b0c;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
}
/* 減少透明度 / 增加對比 */
@media (prefers-reduced-transparency:reduce){
  .nav,.menu{background:var(--bg)!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important}
}
@media (prefers-contrast:more){
  :root{--muted:var(--ink-2);--hair:var(--muted)}
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);font-size:1.0625rem;line-height:1.6;letter-spacing:.01em;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{margin:0;color:var(--ink);font-weight:700;letter-spacing:0}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.wrap-wide{max-width:var(--wide);margin:0 auto;padding:0 22px}
.skip{position:absolute;left:-999px;top:8px;background:var(--bg);padding:8px 12px;z-index:100;border-radius:8px}
.skip:focus{left:8px}
:focus-visible{outline:3px solid rgba(0,113,227,.6);outline-offset:3px;border-radius:6px}

/* 導覽列：半透明毛玻璃 */
.nav{position:sticky;top:0;z-index:50;background:var(--nav-bg);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--nav-line)}
.nav-in{max-width:var(--wide);margin:0 auto;padding:0 22px;height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand img{height:34px;width:auto}
.menu{display:flex;align-items:center;gap:26px;list-style:none;margin:0;padding:0}
.menu a{color:var(--ink);opacity:.8;font-size:0.875rem;letter-spacing:.02em;transition:opacity .2s}
.menu a:hover{opacity:1;text-decoration:none}
.menu a[aria-current="page"]{opacity:1;font-weight:600}
.menu .pill{opacity:1}
.menu-toggle{display:none;width:44px;height:44px;margin-right:-8px;border:0;background:none;cursor:pointer;padding:0;position:relative}
.menu-toggle span,.menu-toggle span::before{content:"";display:block;width:18px;height:1.5px;background:var(--ink);position:absolute;left:13px;transition:transform .3s var(--ease),top .3s var(--ease)}
.menu-toggle span{top:18px}
.menu-toggle span::before{left:0;top:7px}
.menu-toggle[aria-expanded="true"] span{top:21.5px;transform:rotate(45deg)}
.menu-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(-90deg)}

/* 按鈕 */
.pill{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--blue);color:#fff;border-radius:980px;padding:12px 24px;font-size:1.0625rem;font-weight:500;line-height:1.2;transition:background .2s}
.pill:hover{background:var(--blue-hover);color:#fff;text-decoration:none}
.pill svg{width:19px;height:19px}
.pill-sm{padding:7px 15px;font-size:0.8125rem}
.pill-sm svg{width:15px;height:15px}
.pill-ghost{background:transparent;color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}
.pill-ghost:hover{background:var(--blue);color:#fff}
.more{font-size:1.0625rem;color:var(--link);white-space:nowrap}
.more::after{content:" ›";font-size:1.15em}
.ctas{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px 28px;margin-top:28px}

/* 標題排版 */
.eyebrow{display:block;font-size:1.0625rem;font-weight:600;color:var(--accent-text);margin-bottom:10px}
.display{font-size:clamp(2.5rem,7vw,5rem);line-height:1.08;font-weight:700}
.headline{font-size:clamp(2rem,4.6vw,3.5rem);line-height:1.1;font-weight:700}
.title{font-size:clamp(1.625rem,3.2vw,2.5rem);line-height:1.15;font-weight:700}
.sub{font-size:clamp(1.1875rem,2.2vw,1.5rem);line-height:1.45;color:var(--muted);font-weight:500;margin-top:16px}
.center{text-align:center}
.center .sub{max-width:760px;margin-left:auto;margin-right:auto}

/* 區塊 */
.sec{padding:110px 0}
.sec-alt{background:var(--bg-alt)}
.sec-dark{background:#000;color:#f5f5f7}
.sec-dark h2,.sec-dark h3{color:#f5f5f7}
.sec-dark .sub{color:#a1a1a6}
.sec-head{margin-bottom:56px}

/* 主頁大標題 */
.hero{padding:90px 0 0;text-align:center;overflow:hidden}
.hero .display{max-width:900px;margin:0 auto}
.hero-art{max-width:1200px;margin:48px auto 0;padding:0 22px}
.hero-art img{width:100%;border-radius:var(--r-lg)}

/* 數字重點 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat b{display:block;font-size:clamp(2.125rem,4.4vw,3.25rem);line-height:1.1;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.stat span{display:block;margin-top:8px;color:var(--muted);font-size:0.9375rem}

/* 便當格 */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.tile{background:var(--card);border-radius:var(--r-lg);padding:34px;overflow:hidden;position:relative;display:flex;flex-direction:column}
.sec-alt .tile{background:var(--card)}
.sec:not(.sec-alt) .tile{background:var(--card-2)}
.span-2{grid-column:span 2}.span-3{grid-column:span 3}.span-4{grid-column:span 4}.span-6{grid-column:span 6}
.tile h3{font-size:1.5rem;line-height:1.2;margin-bottom:8px}
.tile p{color:var(--muted);font-size:1rem}
.tile .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;color:#fff;margin-bottom:18px}
.tile .ico svg{width:24px;height:24px}
.tile.tile-photo{padding:0}
.tile-photo .txt{padding:34px 34px 0}
.tile-photo img{margin-top:auto;width:100%;aspect-ratio:16/10;object-fit:cover}
.b1{background:var(--brand-blue)}.b2{background:var(--brand-mustard);color:#1d1d1f!important}.b3{background:var(--brand-teal)}.b4{background:var(--brand-rust)}

/* 橫幅相片 */
.banner{border-radius:var(--r-lg);overflow:hidden}
.banner img{width:100%;aspect-ratio:2/1;object-fit:cover}

/* 流程 */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.step{background:var(--card);border-radius:var(--r-md);overflow:hidden;display:flex;flex-direction:column}
.sec:not(.sec-alt) .step{background:var(--card-2)}
.step img{width:100%;aspect-ratio:1;object-fit:cover}
.step .body{padding:20px 20px 24px}
.step .n{font-size:0.8125rem;font-weight:600;color:var(--accent-text);letter-spacing:.06em}
.step h3{font-size:1.1875rem;margin:4px 0 8px}
.step p{font-size:0.90625rem;color:var(--muted);line-height:1.6}

/* 收費 */
.plans{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.plan{background:var(--card);border-radius:var(--r-lg);padding:44px 40px;display:flex;flex-direction:column}
.sec:not(.sec-alt) .plan{background:var(--card-2)}
.plan .label{font-size:0.9375rem;font-weight:600;color:var(--muted);margin-bottom:10px}
.plan h3{font-size:1.75rem;margin-bottom:18px}
.price{font-size:clamp(3rem,6vw,4rem);font-weight:700;line-height:1;letter-spacing:-.01em;font-variant-numeric:tabular-nums}
.price small{font-size:1.1875rem;font-weight:600;color:var(--muted);letter-spacing:0}
.was{margin-top:10px;color:var(--muted);font-size:1rem}
.was s{text-decoration-thickness:1px}
.fine{margin-top:14px;font-size:0.875rem;color:var(--muted)}
.rates{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
.rates td{padding:15px 0;border-bottom:1px solid var(--hair);font-size:1.125rem}
.rates td:last-child{text-align:right;font-weight:600}
.rates tr:last-child td{border-bottom:0}
.rates .best td{color:var(--accent-text)}
.rates .best td:last-child{font-size:1.5rem}
.plan .pill{align-self:flex-start;margin-top:auto}
.plan .spacer{flex:1;min-height:24px}

/* 清單 */
.list{list-style:none;margin:0;padding:0;display:grid;gap:0}
.list li{padding:16px 0 16px 36px;border-bottom:1px solid var(--hair);position:relative;font-size:1.0625rem}
.list li:last-child{border-bottom:0}
.list li::before{content:"";position:absolute;left:0;top:19px;width:20px;height:20px;border-radius:50%;background:var(--brand-teal) 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 12.5l4 4 8-9'/%3E%3C/svg%3E") center/12px no-repeat}
.list.cols{grid-template-columns:1fr 1fr;column-gap:40px}
.list.cols li:nth-last-child(2):nth-child(odd){border-bottom:0}

.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split .photo{border-radius:var(--r-lg);overflow:hidden}
.split .photo img{width:100%;aspect-ratio:1;object-fit:cover}

/* 引言 */
.quote{font-size:clamp(1.5rem,3vw,2.125rem);line-height:1.35;font-weight:700}
.quote .k{display:block;font-size:1.0625rem;color:var(--accent-text);font-weight:600;margin-bottom:8px}
.prose p{font-size:1.1875rem;color:var(--ink-2);line-height:1.7;margin-top:18px}

.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{background:var(--card);border-radius:980px;padding:9px 18px;font-size:0.9375rem;font-weight:600;box-shadow:inset 0 0 0 1px var(--hair)}
.chip.hot{color:var(--accent-text);box-shadow:inset 0 0 0 1px rgba(194,84,47,.45);background:var(--chip-hot)}

/* 黑色 S+ 區 */
.splus-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:56px}
.splus-card{background:#1d1d1f;border-radius:var(--r-lg);padding:40px}
.splus-card .label{color:#a1a1a6;font-size:0.9375rem;font-weight:600}
.splus-card .price{color:#f5f5f7;margin-top:10px}
.splus-card .price small{color:#a1a1a6}
.splus-card .was{color:#86868b}
.brandline{height:4px;width:120px;margin:22px auto 0;border-radius:4px;background:linear-gradient(90deg,var(--brand-blue) 0 25%,var(--brand-mustard) 25% 50%,var(--brand-teal) 50% 75%,var(--brand-rust) 75%)}
.sec-dark .more{color:#2997ff}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq details{border-bottom:1px solid var(--hair)}
.faq summary{list-style:none;cursor:pointer;padding:24px 44px 24px 0;font-size:1.1875rem;font-weight:600;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:10px;height:10px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:translateY(-70%) rotate(45deg);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{padding:0 0 24px;color:var(--ink-2);font-size:1.0625rem;line-height:1.7}

/* 聯絡 */
.contacts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.contact{background:var(--card-2);border-radius:var(--r-lg);padding:36px;color:var(--ink);display:flex;flex-direction:column;gap:6px;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.contact:hover{text-decoration:none;transform:scale(1.015);box-shadow:0 12px 32px rgba(0,0,0,.08)}
.contact .ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;color:#fff;margin-bottom:14px}
.contact .ico svg{width:26px;height:26px}
.contact .k{color:var(--muted);font-size:0.9375rem}
.contact strong{font-size:1.5rem;line-height:1.25;word-break:break-word}
.contact .more{margin-top:10px}

/* 內頁大標題 */
.page-hero{padding:96px 0 72px;text-align:center}
.crumbs{font-size:0.8125rem;color:var(--muted);margin-bottom:16px}
.crumbs a{color:var(--muted)}
.page-art{max-width:1100px;margin:0 auto;padding:0 22px}
.page-art img{width:100%;border-radius:var(--r-lg)}

/* 頁尾 */
.foot{background:var(--bg-alt);color:var(--muted);font-size:0.8125rem;padding:44px 0 36px}
.foot a{color:var(--ink-2)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:28px;border-bottom:1px solid var(--hair)}
.foot h2{font-size:0.8125rem;font-weight:600;color:var(--ink);margin-bottom:10px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot .name{font-size:.875rem;font-weight:600;color:var(--ink);margin-bottom:6px}
.foot .copy{padding-top:18px}

/* 浮動 WhatsApp */
.fab{position:fixed;right:18px;bottom:18px;z-index:60;width:56px;height:56px;border-radius:50%;background:var(--wa);color:#fff;display:none;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.22)}
.fab svg{width:28px;height:28px}

/* 捲動淡入 */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.js .reveal.in{opacity:1;transform:none}

/* 響應式 */
@media (max-width:1068px){
  .steps{grid-template-columns:repeat(3,1fr)}
  .span-2{grid-column:span 3}
}
@media (max-width:833px){
  .sec{padding:80px 0}
  .menu-toggle{display:block}
  .menu{position:absolute;top:56px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:8px 22px 26px;background:var(--menu-bg);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--nav-line);display:none}
  .menu.open{display:flex}
  .menu a{font-size:1.375rem;font-weight:600;padding:12px 0;opacity:1}
  .menu .pill{margin-top:14px;font-size:1.0625rem;padding:12px 20px;align-self:flex-start}
  .stats{grid-template-columns:repeat(2,1fr);row-gap:40px}
  .bento .span-2,.bento .span-3,.bento .span-4{grid-column:span 6}
  .bento .small{grid-column:span 3}
  .steps{grid-template-columns:repeat(2,1fr)}
  .plans,.split,.splus-grid,.contacts{grid-template-columns:1fr}
  .split{gap:36px}
  .list.cols{grid-template-columns:1fr}
  .list.cols li:nth-last-child(2):nth-child(odd){border-bottom:1px solid var(--hair)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-grid > div:first-child{grid-column:1/-1}
  .fab{display:grid}
}
@media (max-width:560px){
  body{font-size:1rem}
  .wrap,.wrap-wide,.nav-in,.hero-art,.page-art{padding-left:16px;padding-right:16px}
  .sec{padding:64px 0}
  .hero{padding-top:56px}
  .page-hero{padding:64px 0 48px}
  .tile{padding:26px}
  .tile-photo .txt{padding:26px 26px 0}
  .sub br{display:none}
  .bento{gap:14px}
  .bento .small{grid-column:span 6}
  .steps{grid-template-columns:1fr}
  .step{flex-direction:row}
  .step img{width:112px;height:112px;flex:none;align-self:flex-start;object-fit:cover;border-radius:0 0 14px 0}
  .step .body{padding:14px 16px}
  .plan{padding:32px 26px}
  .splus-card{padding:30px 26px}
  .foot-grid{grid-template-columns:1fr}
  .foot{font-size:.875rem}
  .foot ul{gap:0}
  .foot ul a{display:inline-block;padding:10px 0}
}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  *{transition:none!important}
}

/* 深色模式：元件覆寫（放最後以確保優先） */
@media (prefers-color-scheme:dark){
  .art{filter:brightness(.86) contrast(1.04)}
  .sec-dark{background:#0b0b0c;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
  .splus-card{background:#1d1d1f}
}

/* =========================================================
   色彩系統 v3：將 Logo 四色帶入內容層
   藍＝文件掃描　青綠＝文件存倉　磚紅＝星級 S+　芥末黃＝行動按鈕
   炭灰（Logo 底色）＝結尾呼籲。導覽列保持單色。
   ========================================================= */
:root{
  --field-blue:#1b4f72; --field-blue-2:#1f5a80;
  --field-teal:#1f5e5b; --field-rust:#9e4126; --field-charcoal:#323031;
  --tint-blue:#eaf2f8; --tint-teal:#e6f2f0; --tint-rust:#fbece5; --tint-mustard:#fdf5e2;
  --action:#e3a71a; --action-hover:#edb83c; --on-action:#1d1d1f;
  --on-field:#ffffff; --on-field-2:#dbe7ef; --field-eyebrow:#f2c14e;
  --link:#1f628f;
}
@media (prefers-color-scheme:dark){
  :root{
    --field-blue:#0f3048; --field-blue-2:#123a56;
    --field-teal:#123a38; --field-rust:#5e2716; --field-charcoal:#1d1c1d;
    --tint-blue:#0c1a24; --tint-teal:#0c1c1b; --tint-rust:#1e110b; --tint-mustard:#1c170a;
    --link:#9ccbf0; --on-field-2:#c9d6df;
  }
}

/* 行動按鈕：芥末黃（Logo 第二條色帶），深色字 7.9:1 */
.pill{background:var(--action);color:var(--on-action);box-shadow:inset 0 0 0 1px rgba(0,0,0,.14);font-weight:600}
.pill:hover{background:var(--action-hover);color:var(--on-action)}
.pill svg{stroke:currentColor}

/* 色塊區 */
.field{color:var(--on-field);position:relative;
  background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 1px,transparent 1px 30px)}
.field h1,.field h2,.field h3{color:var(--on-field)}
.field .sub,.field p{color:var(--on-field-2)}
.field .eyebrow{color:var(--field-eyebrow)}
.field .crumbs,.field .crumbs a{color:rgba(255,255,255,.78)}
.field .more{color:#fff;text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}
.field-blue{background-color:var(--field-blue)}
.field-teal{background-color:var(--field-teal)}
.field-rust{background-color:var(--field-rust)}
.field-charcoal{background-color:var(--field-charcoal)}
.field-rust{--on-field-2:#fbe3d8}
.field-teal{--on-field-2:#d6ebe8}
.field-charcoal{--on-field-2:#cfcac2}

/* 淺色調區 */
.tint-blue{background:var(--tint-blue)}
.tint-teal{background:var(--tint-teal)}
.tint-rust{background:var(--tint-rust)}
.tint-mustard{background:var(--tint-mustard)}
.sec[class*="tint-"] .tile,.sec[class*="tint-"] .step,.sec[class*="tint-"] .plan,.sec[class*="tint-"] .chip{background:var(--card)}

/* 主頁大標題：藍色色塊，插圖浮喺上面 */
.hero.field{padding-bottom:0}
.hero .hero-art img{border-radius:0}
.stripe-band{height:22px;background:
  linear-gradient(var(--brand-blue),var(--brand-blue)) 0 0/100% 4px no-repeat,
  linear-gradient(var(--brand-mustard),var(--brand-mustard)) 0 6px/100% 4px no-repeat,
  linear-gradient(var(--brand-teal),var(--brand-teal)) 0 12px/100% 4px no-repeat,
  linear-gradient(var(--brand-rust),var(--brand-rust)) 0 18px/100% 4px no-repeat}
.field-blue .stripe-band{--brand-blue:#5b9cc6}

/* S+ 磚紅色塊 */
.field .splus-card{background:rgba(0,0,0,.2)}
.field .splus-card .label{color:#fbe3d8}
.field .splus-card .price small,.field .splus-card .was{color:#f4cdbd}

/* 內頁插圖喺色塊內 */
.page-hero.field{padding-bottom:0}
.page-hero.field .page-art{margin-top:40px}
.page-hero.field .page-art img{border-radius:0}
.page-hero.field:not(:has(.page-art)){padding-bottom:72px}

/* 分類色：服務卡片左上色點 */
.tile .ico.b1,.contact .ico.b1{background:var(--brand-blue)}
@media (prefers-color-scheme:dark){
  .field{background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.03) 0 1px,transparent 1px 30px)}
  .field .art{filter:brightness(.9)}
}
@media (prefers-contrast:more){
  .field{background-image:none}
  .field .sub,.field p{color:#fff}
}
@media (max-width:560px){
  .hero-art{padding:0;overflow:hidden}
  .hero-art img{width:125%;max-width:none;margin-left:-12.5%}
}