/* We Live in USA — /advertise/ 品牌合作頁（2026-10）
   只有這一頁載入，疊在 manual.css 之上。色彩跟 Sales Kit 同一組：深海軍藍、暖米白、重點黃。
   做法是在 body 上改寫 manual.css 的 token，頁首、按鈕、頁尾會一起變成海軍藍，不用另外寫一套。
   手機優先；文字一律用 flex／grid 排，絕對定位只留給裝飾（書本分頁、Racco、示意畫面上的標籤）。 */
.page-advertise {
  --ink: #142a43;
  --paper: #f5f2e9;
  --card: #fffdf8;
  --yellow: #f6c944;
  --slate: #4c6788;
  --mist: #e4e9e6;
  --navy-2: #1d3857;
  --line-d: rgba(245, 242, 233, .26);
}
.ad h3 { margin: 0; font-size: 20px; font-weight: 800; line-height: 1.4; }
.ad h3 small { display: block; margin-top: 2px; color: var(--muted); font-size: 13px; font-weight: 700; }
.ad .on-dark, .ad-sec.on-dark { background: var(--ink); color: var(--paper); }
.ad .on-dark h1 em, .ad .on-dark h2 em { color: var(--yellow); }
.ad .on-dark .lead { color: #d5dde6; }
.ad-sec { padding-block: var(--pad); }
.ad-sec + .ad-sec:not(.on-dark):not(.ad-map):not(.ad-pk) { border-top: 1px solid var(--ink); }
.ad-note { max-width: 62em; margin-top: 30px; padding-top: 14px; border-top: 1px solid currentColor; color: var(--muted); font-size: 12.5px; line-height: 1.8; }
.ad-fine { color: var(--muted); font-size: 12.5px; line-height: 1.75; }
.on-dark .ad-fine { color: #aebccb; }
.ad-num { font-family: var(--serif); font-size: 44px; font-weight: 600; letter-spacing: -.05em; line-height: 1; }
.ad-fit { font-size: 14px; font-weight: 700; line-height: 1.7; }
.ad-fit span { display: block; margin-bottom: 2px; color: var(--slate); font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .1em; }
.ad-slot { display: inline-flex; align-items: center; justify-content: center; min-height: 26px; padding: 3px 10px; border: 1px dashed currentColor; font-family: var(--mono); font-size: 9px; font-weight: 500; letter-spacing: .12em; white-space: nowrap; }

/* 兩行的按鈕：中文是主，英文是註腳 */
.ad-cta, .ad-submit { justify-content: space-between; gap: 18px; min-height: 60px; text-align: left; }
.ad-cta-t { display: flex; flex-direction: column; font-family: var(--sans) !important; font-size: 15px !important; line-height: 1.35 !important; }
.ad-cta-t small { font-family: var(--mono); font-size: 9.5px; font-weight: 500; letter-spacing: .06em; opacity: .78; }
.on-dark .ad-cta { border-color: var(--yellow); background: var(--yellow); color: var(--ink); }
.on-dark .ad-cta:hover { box-shadow: 4px 4px 0 var(--paper); }
.on-dark .ad-cta-ghost { border-color: var(--paper); background: transparent; color: var(--paper); }
.on-dark .ad-cta-ghost:hover { box-shadow: 4px 4px 0 var(--yellow); }
.on-dark .text-link { color: var(--yellow); }

/* 01 HERO */
.ad-hero { overflow: hidden; border-bottom: 1px solid var(--ink); }
.ad-hero-grid { display: grid; gap: 8px; padding-top: 40px; }
.ad-hero-copy { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; }
.ad-hero-copy .eyebrow { margin-bottom: 0; color: var(--yellow); }
.ad-hero h1 { font-size: clamp(38px, 10.6vw, 64px); line-height: 1.14; }
.ad-hero-sub { max-width: 31em; color: #d5dde6; font-size: 16px; line-height: 1.9; }
.ad-hero .actions { align-items: stretch; width: 100%; }
.ad-hero .ad-cta { flex: 1 1 250px; max-width: 340px; }
.ad-hero-tag { color: var(--yellow); font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .2em; }
.ad-hero-art { position: relative; min-height: 440px; margin-top: 12px; }
.ad-book { position: absolute; top: 22px; right: 24%; display: flex; flex-direction: column; gap: 8px; width: min(58%, 300px); aspect-ratio: .76; padding: 22px 16px 18px 26px; border-left: 12px solid var(--yellow); background: var(--paper); color: var(--ink); box-shadow: 14px 16px 0 rgba(0, 0, 0, .28); transform: rotate(3deg); }
.ad-book-k { font-family: var(--mono); font-size: 8px; font-weight: 500; letter-spacing: .16em; }
.ad-book strong { font-family: var(--sans); font-size: clamp(46px, 14vw, 78px); font-weight: 800; letter-spacing: -.04em; line-height: .95; }
.ad-book b { font-size: clamp(19px, 5.6vw, 30px); font-weight: 800; letter-spacing: -.01em; line-height: 1.08; }
.ad-book i { display: block; height: 1px; margin-block: auto 0; margin-left: 34%; background: var(--ink); }
.ad-book i + .ad-book-k { align-self: flex-end; }
.ad-book-zh { margin-top: 4px; font-size: clamp(14px, 3.8vw, 19px); font-weight: 800; line-height: 1.3; }
.ad-tabs { position: absolute; top: 9%; left: 100%; display: flex; flex-direction: column; gap: 7px; }
.ad-tabs li { display: flex; align-items: center; height: 24px; padding: 0 9px 0 7px; border-radius: 0 4px 4px 0; background: var(--blue); color: var(--ink); font-family: var(--mono); font-size: 8px; font-weight: 500; letter-spacing: .1em; white-space: nowrap; }
.ad-tabs li:nth-child(2) { background: var(--red); }
.ad-tabs li:nth-child(3) { background: #8fb39a; }
.ad-tabs li.you { height: 34px; margin-top: 4px; padding-inline: 10px 12px; background: var(--yellow); font-size: 10px; font-weight: 500; box-shadow: 3px 3px 0 rgba(0, 0, 0, .3); }
.ad-hero-racco { position: absolute; z-index: 2; left: -3%; bottom: -6px; width: min(40%, 290px); }
.ad-hero-racco img { width: 100%; filter: drop-shadow(8px 8px 0 rgba(0, 0, 0, .22)); }
.ad-hero-racco .bubble { position: absolute; left: 8%; bottom: 97%; border-color: var(--ink); box-shadow: 3px 3px 0 var(--yellow); }

/* 02 一句話 */
.ad-prop { padding-block: clamp(44px, 7vw, 84px); border-bottom: 1px solid var(--ink); background: var(--yellow); }
.ad-prop-grid { display: grid; gap: 26px; }
.ad-prop h2 { font-size: clamp(27px, 7vw, 46px); line-height: 1.28; letter-spacing: -.03em; }
.ad-prop-side p { max-width: 34em; font-size: 15px; line-height: 1.9; }
.ad-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.ad-chips li { padding: 6px 12px; border: 1px solid var(--ink); background: var(--paper); font-size: 13px; font-weight: 700; line-height: 1.4; }

/* 03 WHY */
.ad-why { display: grid; margin-top: 40px; border-top: 2px solid var(--ink); }
.ad-why li { display: grid; gap: 12px; align-content: start; padding: 26px 0; border-bottom: 1px solid var(--ink); }
.ad-why h3 { font-family: var(--serif); font-size: 27px; font-weight: 700; letter-spacing: -.03em; line-height: 1.2; }
.ad-why h3 small { margin-top: 6px; font-family: var(--sans); letter-spacing: 0; }
.ad-why p { font-size: 15px; line-height: 1.9; }
.ad-meet { display: grid; grid-template-columns: 132px minmax(0, 1fr); align-items: end; gap: 14px; margin-top: 8px; padding: 14px 16px 0; background: var(--ink); color: var(--paper); }
.ad-meet figcaption { padding-bottom: 16px; font-size: 13px; line-height: 1.6; }
.ad-meet b { display: block; color: var(--yellow); font-family: var(--sans); font-size: 30px; font-weight: 800; letter-spacing: -.01em; line-height: 1.1; }

/* 04 內容版圖 */
.ad-map { border-block: 1px solid var(--ink); background: var(--mist); }
.ad-stages { display: grid; gap: 18px; margin-top: 38px; }
.ad-stage { display: flex; flex-direction: column; border: 1px solid var(--ink); background: var(--card); }
.ad-stage header { padding: 16px 18px 14px; background: var(--ink); color: var(--paper); }
.ad-stage header span { color: var(--yellow); font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .14em; }
.ad-stage header h3 { font-size: 23px; }
.ad-stage header p { color: #c9d3de; font-size: 13px; }
.ad-stage li a { display: grid; grid-template-columns: 26px 78px minmax(0, 1fr); align-items: center; gap: 8px; min-height: 52px; padding: 8px 18px; border-bottom: 1px solid var(--ink); font-size: 15px; font-weight: 800; line-height: 1.4; transition: background .18s ease; }
.ad-stage li a:hover { background: var(--yellow); }
.ad-stage li b { font-family: var(--mono); font-size: 10px; font-weight: 500; }
.ad-stage li .en { color: var(--slate); font-size: 11px; letter-spacing: .08em; }
.ad-stage .ad-fit { margin-top: auto; padding: 14px 18px 16px; }

/* 05 廣告形式 */
.ad-svc { display: grid; gap: 26px; margin-top: 46px; padding-top: 46px; border-top: 1px solid var(--line-d); }
.ad-svc-show { position: relative; display: grid; place-items: center; min-height: 400px; padding: 30px 18px; background: var(--navy-2); }
.ad-svc-pal { position: absolute; right: 10px; bottom: 0; width: 82px; }
.ad-svc-copy { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.ad-svc-k { display: flex; align-items: center; gap: 12px; color: var(--yellow); font-family: var(--mono); font-size: 10.5px; font-weight: 500; letter-spacing: .14em; }
.ad-svc-k b { display: grid; place-items: center; width: 34px; height: 34px; background: var(--yellow); color: var(--ink); font-family: var(--serif); font-size: 21px; font-weight: 700; letter-spacing: 0; }
.ad-svc h3 { font-family: var(--serif); font-size: clamp(28px, 7vw, 40px); font-weight: 700; letter-spacing: -.04em; line-height: 1.2; }
.ad-svc-v { color: var(--yellow); font-size: 17px; font-weight: 800; line-height: 1.6; }
.ad-svc-copy > p:not([class]) { max-width: 33em; color: #d5dde6; font-size: 15px; line-height: 1.9; }
.ad-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); width: 100%; max-width: 480px; border-top: 1px solid var(--line-d); }
.ad-list li { display: flex; align-items: center; min-height: 46px; padding: 8px 10px 8px 0; border-bottom: 1px solid var(--line-d); font-size: 14px; font-weight: 700; line-height: 1.45; }
.ad-list li::before { flex: none; width: 6px; height: 6px; margin-right: 10px; background: var(--yellow); content: ""; }

/* 示意畫面上的共用零件 */
.ad-tag { position: absolute; z-index: 2; top: 12px; left: 12px; padding: 4px 8px; background: var(--paper); color: var(--ink); font-family: var(--mono); font-size: 8.5px; font-weight: 500; letter-spacing: .08em; line-height: 1.4; }
.ad-play { position: absolute; z-index: 2; top: 10px; right: 10px; width: 34px; height: 34px; border-radius: 50%; background: rgba(20, 42, 67, .78); }
.ad-play::after { position: absolute; top: 50%; left: 55%; border-block: 6px solid transparent; border-left: 10px solid var(--paper); content: ""; transform: translate(-50%, -50%); }
.ad-phone { width: min(74%, 250px); padding: 9px; border-radius: 36px; background: #0b1828; box-shadow: 14px 16px 0 rgba(0, 0, 0, .25); transform: rotate(-3deg); }
.ad-phone-screen { position: relative; overflow: hidden; border-radius: 28px; aspect-ratio: 9 / 16; }
.ad-phone-screen img { width: 100%; height: 100%; object-fit: cover; }
.ad-phone-screen::after { position: absolute; inset: 45% 0 0; background: linear-gradient(transparent, rgba(11, 24, 40, .86)); content: ""; }
.ad-sub { position: absolute; z-index: 2; left: 14px; right: 14px; bottom: 54px; color: #fff; font-size: 14px; font-weight: 800; line-height: 1.5; text-shadow: 0 1px 6px rgba(0, 0, 0, .5); }
.ad-phone .ad-slot { position: absolute; z-index: 2; left: 14px; bottom: 16px; color: var(--yellow); }

.ad-browser { width: min(100%, 420px); border: 1px solid #0b1828; background: var(--paper); color: var(--ink); box-shadow: 14px 16px 0 rgba(0, 0, 0, .25); }
.ad-browser-bar { display: flex; align-items: center; gap: 6px; padding: 9px 12px; border-bottom: 1px solid var(--ink); background: var(--card); }
.ad-browser-bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--ink); opacity: .28; }
.ad-browser-bar span { margin-left: 8px; font-family: var(--mono); font-size: 10px; letter-spacing: .04em; }
.ad-article { display: grid; gap: 14px; padding: 20px 18px 18px; }
.ad-article-k { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-family: var(--mono); font-size: 9px; font-weight: 500; letter-spacing: .12em; }
.ad-article-k span { padding: 3px 8px; background: var(--yellow); font-family: var(--sans); font-size: 11px; font-weight: 800; letter-spacing: 0; }
.ad-article-h { font-family: var(--serif); font-size: clamp(21px, 5.4vw, 26px); font-weight: 700; letter-spacing: -.03em; line-height: 1.35; }
.ad-article-toc { border-top: 1px solid var(--ink); }
.ad-article-toc li { display: flex; align-items: baseline; gap: 10px; padding: 8px 0; border-bottom: 1px solid rgba(20, 42, 67, .28); font-size: 13.5px; font-weight: 700; }
.ad-article-toc b { font-family: var(--mono); font-size: 9px; font-weight: 500; }
.ad-article-brand { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; padding: 12px; background: var(--ink); color: var(--paper); }
.ad-article-brand p { font-size: 13px; font-weight: 800; }
.ad-article-brand .ad-slot { color: var(--yellow); }

.ad-social { display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); width: min(100%, 420px); color: var(--ink); }
.ad-ig, .ad-threads { border: 1px solid #0b1828; background: var(--card); box-shadow: 10px 12px 0 rgba(0, 0, 0, .25); }
.ad-ig { grid-column: 1 / 8; grid-row: 1 / 6; transform: rotate(-2deg); }
.ad-threads { z-index: 2; grid-column: 4 / 11; grid-row: 5 / 8; display: grid; gap: 10px; margin-top: -30px; padding-bottom: 12px; transform: rotate(2deg); }
.ad-social-top { display: flex; align-items: center; gap: 7px; padding: 9px 11px; font-size: 12px; }
.ad-social-top img { width: 24px; border-radius: 50%; background: var(--blue); }
.ad-social-top span { margin-left: auto; padding: 2px 7px; border: 1px solid var(--ink); font-size: 10px; font-weight: 700; }
.ad-ig-img { position: relative; overflow: hidden; aspect-ratio: 4 / 5; }
.ad-ig-img img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 62%; }
.ad-ig-img::after { position: absolute; inset: 0 0 52%; background: linear-gradient(rgba(11, 24, 40, .82), transparent); content: ""; }
.ad-ig-img p { position: absolute; z-index: 2; top: 14px; left: 14px; right: 14px; color: #fff; font-size: clamp(17px, 4.6vw, 21px); font-weight: 800; line-height: 1.4; }
.ad-dots { position: absolute; z-index: 2; left: 50%; bottom: 10px; display: flex; gap: 5px; transform: translateX(-50%); }
.ad-dots i { width: 6px; height: 6px; border-radius: 50%; background: rgba(255, 255, 255, .55); }
.ad-dots i:first-child { background: #fff; }
.ad-social-cap { padding: 9px 11px 11px; font-size: 12px; font-weight: 700; }
.ad-threads-t { padding-inline: 11px; font-size: 13px; font-weight: 500; line-height: 1.7; }
.ad-threads-link { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-inline: 11px; padding: 9px; background: var(--mist); font-size: 12px; font-weight: 800; }

.ad-stack { display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); grid-auto-rows: clamp(30px, 9vw, 42px); width: min(100%, 440px); color: var(--ink); }
.ad-stack > div { position: relative; overflow: hidden; border: 1px solid #0b1828; box-shadow: 9px 10px 0 rgba(0, 0, 0, .25); }
.ad-stack-l { position: absolute; z-index: 3; top: 8px; left: 8px; padding: 3px 7px; background: var(--yellow); color: var(--ink); font-size: 10.5px; font-weight: 800; line-height: 1.4; }
.ad-stack-video { grid-column: 1 / 6; grid-row: 1 / 9; transform: rotate(-3deg); }
.ad-stack-video img { width: 100%; height: 100%; object-fit: cover; }
.ad-stack-doc { z-index: 2; grid-column: 5 / 10; grid-row: 2 / 7; display: flex; flex-direction: column; justify-content: flex-end; gap: 9px; padding: 14px; background: var(--paper); transform: rotate(2deg); }
.ad-stack-doc i { display: block; height: 7px; background: var(--ink); opacity: .78; }
.ad-stack-doc i + i { height: 4px; opacity: .3; }
.ad-stack-doc i.s { width: 55%; }
.ad-stack-post { z-index: 3; grid-column: 7 / 11; grid-row: 5 / 9; display: grid; place-items: end center; background: var(--blue); }
.ad-stack-post img { width: 78%; }
.ad-stack-goal { grid-column: 1 / -1; grid-row: 10 / 12; align-self: end; padding-top: 18px; color: var(--paper); font-size: 13.5px; font-weight: 700; line-height: 1.6; }
.ad-stack-goal b { display: block; color: var(--yellow); font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .16em; }

/* 06 概念示範 */
.ad-flag { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-top: 22px; font-size: 13.5px; font-weight: 700; line-height: 1.6; }
.ad-flag b { padding: 5px 10px; background: var(--yellow); font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .1em; }
.ad-ideas { display: grid; gap: 30px; margin-top: 36px; }
.ad-idea { display: flex; flex-direction: column; border: 1px solid var(--ink); background: var(--card); }
.ad-frame { position: relative; overflow: hidden; aspect-ratio: 4 / 5; border-bottom: 1px solid var(--ink); background: var(--mist); }
.ad-frame img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 58%; }
.ad-frame figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 46px 18px 18px; background: linear-gradient(transparent, rgba(11, 24, 40, .9) 46%); color: #fff; font-size: clamp(16px, 4.3vw, 18px); font-weight: 800; line-height: 1.6; text-wrap: pretty; }
.ad-idea-body { display: flex; flex: 1; flex-direction: column; gap: 12px; padding: 20px 18px 22px; }
.ad-idea-k { color: var(--slate); font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .16em; }
.ad-idea h3 { font-family: var(--serif); font-size: 28px; font-weight: 700; letter-spacing: -.04em; line-height: 1.2; }
.ad-board { border-top: 1px solid var(--ink); }
.ad-board div { display: grid; grid-template-columns: 82px minmax(0, 1fr); gap: 10px; padding: 10px 0; border-bottom: 1px solid rgba(20, 42, 67, .28); }
.ad-board dt { font-size: 12.5px; font-weight: 800; line-height: 1.7; }
.ad-board dd { font-size: 13.5px; line-height: 1.7; }
.ad-idea .ad-fit { margin-top: auto; padding-top: 6px; }

/* 07 合作組合 */
.ad-pk { border-block: 1px solid var(--ink); background: var(--mist); }
.ad-pks { display: grid; gap: 18px; margin-top: 38px; }
.ad-pkg { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; padding: 26px 22px 24px; border: 1px solid var(--ink); background: var(--card); }
.ad-pkg.mid { background: var(--ink); color: var(--paper); }
.ad-pkg-k { color: var(--slate); font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .14em; }
.ad-pkg h3 { font-family: var(--serif); font-size: 34px; font-weight: 700; letter-spacing: -.04em; line-height: 1.1; }
.ad-pkg-v { font-size: 16px; font-weight: 800; }
.ad-pkg > p:not([class]) { margin-bottom: 14px; font-size: 14.5px; line-height: 1.9; }
.ad-pkg .button { width: 100%; margin-top: auto; justify-content: space-between; }
.ad-pkg.mid .ad-pkg-k, .ad-pkg.mid .ad-pkg-v { color: var(--yellow); }
.ad-pkg.mid .button { border-color: var(--yellow); background: var(--yellow); color: var(--ink); }
.ad-pkg.mid .button:hover { box-shadow: 4px 4px 0 var(--paper); }

/* 08 流程 */
.ad-steps { display: grid; margin-top: 40px; border-top: 1px solid var(--line-d); }
.ad-steps li { display: grid; grid-template-columns: 54px minmax(0, 1fr); gap: 4px 12px; padding: 20px 0; border-bottom: 1px solid var(--line-d); }
.ad-steps b { grid-row: 1 / 3; color: var(--yellow); font-family: var(--serif); font-size: 34px; font-weight: 600; letter-spacing: -.05em; line-height: 1.1; }
.ad-steps h3 { font-family: var(--serif); font-size: 21px; font-weight: 700; letter-spacing: -.02em; line-height: 1.3; }
.ad-steps p { color: #d5dde6; font-size: 14px; line-height: 1.8; }

/* 09 界線 */
.ad-trust-grid { display: grid; gap: 34px; }
.ad-trust h2 { font-size: clamp(30px, 7.6vw, 44px); }
.ad-rules { display: grid; border-top: 2px solid var(--ink); }
.ad-rules li { padding: 18px 0; border-bottom: 1px solid var(--ink); }
.ad-rules h3 { font-size: 17px; }
.ad-rules p { margin-top: 4px; font-size: 14px; line-height: 1.85; }

/* 10 聯絡 */
.ad-contact { padding-block: var(--pad); border-top: 1px solid var(--ink); background: var(--yellow); }
.ad-contact-grid { display: grid; gap: 30px; }
.ad-contact h2 { font-size: clamp(34px, 8.8vw, 52px); line-height: 1.18; }
.ad-contact .lead { font-weight: 500; }
.ad-mail { display: flex; flex-direction: column; gap: 2px; margin-top: 22px; font-size: 13px; font-weight: 700; }
.ad-mail a { display: inline-flex; align-items: center; align-self: flex-start; min-height: 44px; border-bottom: 2px solid var(--ink); font-family: var(--mono); font-size: 15px; font-weight: 500; line-height: 1.9; overflow-wrap: anywhere; }
.ad-contact-racco { display: none; }
.ad-form, .ad-done { padding: 24px 18px 26px; border: 1px solid var(--ink); background: var(--card); box-shadow: 8px 8px 0 var(--ink); }
.ad-form { display: grid; gap: 18px; }
.ad-form[hidden] { display: none; }
.ad-form-h { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; padding-bottom: 12px; border-bottom: 2px solid var(--ink); }
.ad-form-h b { font-size: 19px; font-weight: 800; }
.ad-form-h span { font-size: 12px; font-weight: 700; }
.ad-f2 { display: grid; gap: 18px; }
.ad-field { display: grid; gap: 7px; }
.ad-field label, .ad-checks legend { display: block; font-size: 14.5px; font-weight: 800; line-height: 1.5; }
.ad-field label small, .ad-checks legend small { display: block; color: var(--slate); font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .06em; }
.ad-form i { color: #b3261e; font-style: normal; }
.ad-field input, .ad-field select, .ad-field textarea { width: 100%; min-height: 50px; padding: 11px 12px; border: 1px solid var(--ink); border-radius: 0; background: #fff; color: var(--ink); font-family: inherit; font-size: 16px; line-height: 1.5; -webkit-appearance: none; appearance: none; }
.ad-field select { padding-right: 38px; background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%); background-position: calc(100% - 20px) 22px, calc(100% - 14px) 22px; background-size: 6px 6px; background-repeat: no-repeat; }
.ad-field textarea { min-height: 96px; resize: vertical; }
.ad-field input::placeholder { color: #7f8b98; }
.ad-field input:focus-visible, .ad-field select:focus-visible, .ad-field textarea:focus-visible { outline: 3px solid var(--slate); outline-offset: 1px; }
.ad-checks { display: flex; flex-wrap: wrap; gap: 8px; min-width: 0; margin: 0; padding: 0; border: 0; }
.ad-checks legend { margin-bottom: 9px; padding: 0; }
.ad-checks label { display: inline-flex; align-items: center; gap: 9px; min-height: 46px; padding: 8px 14px 8px 11px; border: 1px solid var(--ink); background: #fff; font-size: 14px; font-weight: 700; line-height: 1.4; cursor: pointer; }
.ad-checks input { flex: none; width: 18px; height: 18px; margin: 0; accent-color: var(--ink); }
.ad-checks label:has(input:checked) { background: var(--yellow); }
.ad-checks label:has(input:focus-visible) { outline: 3px solid var(--slate); outline-offset: 1px; }
.ad-err { color: #b3261e; font-size: 13px; font-weight: 700; line-height: 1.5; }
.ad-checks .ad-err { flex-basis: 100%; }
.is-bad input, .is-bad select, .is-bad textarea { border-color: #b3261e; box-shadow: inset 0 0 0 1px #b3261e; }
.ad-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.ad-form-status { font-size: 14px; font-weight: 700; line-height: 1.7; }
.ad-form-status:empty { display: none; }
.ad-form-status.is-error { padding: 12px 14px; border: 1px solid #b3261e; background: #fdecea; color: #7a1a14; }
.ad-form-status a { border-bottom: 1px solid currentColor; }
.ad-submit { width: 100%; cursor: pointer; font-family: inherit; }
.ad-submit[disabled] { opacity: .6; cursor: progress; transform: none; box-shadow: none; }
.ad-form-fine { color: var(--muted); font-size: 12.5px; line-height: 1.7; }
.ad-done { display: grid; justify-items: start; gap: 12px; align-content: center; }
.ad-done[hidden] { display: none; }
.ad-done img { width: 130px; }
.ad-done h3 { font-family: var(--serif); font-size: 32px; font-weight: 700; letter-spacing: -.04em; }
.ad-done p { font-size: 15px; line-height: 1.9; }
.ad-done a { border-bottom: 1px solid currentColor; font-weight: 700; overflow-wrap: anywhere; }

/* 右下角的站長在這一頁改成「洽談合作」 */
.page-advertise .fab span { background: var(--yellow); }

@media (prefers-reduced-motion: no-preference) {
  .ad-tabs li.you { animation: ad-tab 3.2s ease-in-out 1.2s infinite; }
  @keyframes ad-tab { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(7px); } }
}

@media (min-width: 620px) {
  .ad-f2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ad-form, .ad-done { padding: 32px 30px 34px; }
  .ad-hero-art { min-height: 500px; }
  .ad-why li { grid-template-columns: 76px minmax(0, 1fr); column-gap: 18px; }
  .ad-why li > :not(.ad-num) { grid-column: 2; }
  .ad-why .ad-num { grid-row: 1 / 4; }
  .ad-rules { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 28px; }
  .ad-pks { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; }
  .ad-pkg + .ad-pkg { border-left: 0; }
  .ad-pkg.mid { margin-block: -12px; padding-block: 38px 36px; box-shadow: 8px 8px 0 var(--yellow); }
  .ad-ideas { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .ad-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 30px; }
}

@media (min-width: 900px) {
  .ad-hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: end; gap: 30px; padding-top: 72px; }
  .ad-hero-copy { gap: 24px; padding-bottom: 76px; }
  .ad-hero-art { min-height: 560px; margin-top: 0; }
  .ad-book { top: 40px; right: 16%; width: min(56%, 320px); padding: 30px 22px 24px 34px; }
  .ad-book-k { font-size: 9.5px; }
  .ad-tabs li { height: 30px; font-size: 9.5px; }
  .ad-tabs li.you { height: 42px; font-size: 12px; }
  .ad-hero-racco { left: -4%; width: min(44%, 270px); }
  .ad-prop-grid { grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); align-items: end; gap: 60px; }
  .ad-why { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ad-why li { grid-template-columns: minmax(0, 1fr); padding: 30px 28px 34px 0; border-bottom: 0; }
  .ad-why li > :not(.ad-num) { grid-column: auto; }
  .ad-why .ad-num { grid-row: auto; }
  .ad-why li + li { padding-left: 28px; border-left: 1px solid var(--ink); }
  .ad-why li:last-child { padding-right: 0; }
  .ad-stages { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
  .ad-svc { grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); align-items: center; gap: 64px; margin-top: 64px; padding-top: 64px; }
  .ad-svc.flip .ad-svc-show { order: 2; }
  .ad-svc-show { min-height: 520px; padding: 44px 30px; }
  .ad-svc-pal { width: 104px; }
  .ad-phone { width: min(70%, 268px); }
  .ad-ideas { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ad-steps { grid-template-columns: repeat(5, minmax(0, 1fr)); column-gap: 0; border-bottom: 1px solid var(--line-d); }
  .ad-steps li { grid-template-columns: minmax(0, 1fr); align-content: start; gap: 10px; padding: 26px 22px 30px 0; border-bottom: 0; }
  .ad-steps li + li { padding-left: 22px; border-left: 1px solid var(--line-d); }
  .ad-steps b { grid-row: auto; font-size: 44px; }
  .ad-trust-grid { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 70px; }
  .ad-contact-grid { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); align-items: start; gap: 60px; }
  .ad-contact-copy { position: sticky; top: 96px; }
  .ad-contact-racco { display: block; width: 190px; margin-top: 34px; filter: drop-shadow(6px 6px 0 rgba(20, 42, 67, .2)); }
}