/* Customer presentation layer. Tokens are aligned with Android / iOS. */
:root{--accent-ink:var(--terra-deep)}
body{font-family:system-ui,"Microsoft JhengHei",sans-serif;line-height:1.75}
#top{scroll-margin-top:100px}
h2,h3,.sec-title{font-family:system-ui,"Microsoft JhengHei",sans-serif;letter-spacing:-.025em}
button,input,textarea,select{font:inherit}button,a,input,textarea{touch-action:manipulation}
.release-note{font-size:12px;color:var(--text-muted);margin-top:14px}
.skip-link{position:fixed;top:-70px;left:16px;padding:12px 18px;z-index:999;background:var(--ink);color:var(--cream);border-radius:12px}.skip-link:focus{top:12px}
.nav-links .nav-download{color:var(--terra-deep);font-weight:700}
.kani-step{text-decoration:none;color:var(--ink);transition:transform .2s,box-shadow .2s}
.kani-step:hover{transform:translateY(-3px);box-shadow:var(--sh-1)}
.kani-step:focus-visible{outline:3px solid var(--terra-deep);outline-offset:4px}
.kani-hero{border:0}.hero-p{color:var(--text-muted)}
.kani-sound{max-width:300px}.kani-sound small{white-space:nowrap}
.hero-t .pink-word{color:var(--pink)}
.sec-head{max-width:850px}.sec-sub{max-width:66ch}
.form-msg{min-height:1.7em;line-height:1.7}
.form-msg.err{color:#9A3039}.form-msg.ok{color:#416339}
input[aria-invalid="true"],textarea[aria-invalid="true"]{border-color:#9A3039}
.ui-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:12px 22px;border:1px solid var(--line);border-radius:18px;background:var(--cream);color:var(--ink);box-shadow:var(--sh-2);z-index:200;max-width:calc(100% - 32px)}
.ui-toast:empty{display:none}
.nav-in{gap:16px}.nav-links{gap:18px}.nav-links a{white-space:nowrap}.nav-act{flex-shrink:0}
.mobile-menu{display:none}
@media(max-width:1050px) and (min-width:801px){.nav-links{gap:10px;font-size:12px}.brand b{font-size:22px}.nav-in{gap:12px}.nav-links a[href="#patent"],.nav-links a[href="#get"]{display:none}}
@media(max-width:800px){.mobile-menu{display:block;border:1px solid var(--line);background:var(--cream);border-radius:50%;width:44px;height:44px;color:var(--ink)}.nav{position:sticky;top:0;z-index:100}.nav-in{flex-wrap:wrap;height:auto;min-height:76px;padding-block:10px}.nav-links.menu-open{display:flex;flex-wrap:wrap;width:100%;order:3;padding:14px 0;border-top:1px solid var(--line)}.nav-act{gap:8px}.brand b{font-size:20px}.brand img{width:40px;height:40px}.hero-copy{text-align:left}.hero-cta,.kani-trust{justify-content:flex-start}.kani-tag{margin-bottom:24px}.release-note{font-size:11px}.hero-t{max-width:16ch}.hero-cta .btn{min-height:48px}.kani-collage{margin-top:12px}.nav-act .btn-sm{font-size:12px;padding:10px 12px}.nav-act .iconbtn{width:40px;height:40px}.kani-step{min-height:150px}section{scroll-margin-top:108px}.sec-title{font-size:28px}.patent-grid,.why-grid,.get-grid{min-width:0}table{font-size:12px}.modal{max-width:calc(100vw - 24px)}}
@media(max-width:390px){.brand span span{font-size:10px}.brand b{font-size:18px}.brand img{width:32px;height:32px}.nav-act{gap:5px}.mobile-menu{width:36px;height:36px}.nav-act .iconbtn{width:36px;height:36px}.nav-act .btn-sm svg{display:none}.nav-in{gap:8px}.hero-cta .btn{font-size:12px;padding:12px 15px}.kani-collage{height:370px}.kani-sound{right:0;max-width:230px}.kani-sound small{font-size:9px}.sound-wave{letter-spacing:0}.kani-memo{font-size:16px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.rise{opacity:1!important;transform:none!important}}

/* User-supplied Kani photographs, 2026-11-02. */
.kani-photo-main img{object-position:50% 38%}.kani-photo-small img{object-position:50% 42%}

.kani-sound{top:auto;bottom:120px;left:-8px;right:auto}@media(max-width:800px){.kani-sound{top:auto;bottom:125px;left:0;right:auto}}@media(max-width:420px){.kani-sound{top:auto;bottom:105px;left:0;right:auto}}

/* Rounded display typography, locally bundled; no CDN font dependency. */
@font-face{font-family:KaniRounded;src:url('assets/fonts/gensen-rounded-heavy.woff2') format('woff2');font-style:normal;font-weight:900;font-display:swap}
:root{--font-display:KaniRounded,system-ui,"Microsoft JhengHei",sans-serif}
.brand b,.kani-tag,h1.hero-t,.kani-how h2,.kani-step h3,.sec-title,.kani-text h3,.btn-ink{font-family:var(--font-display);font-weight:900;font-synthesis:none}
h1.hero-t{font-size:clamp(42px,4.55vw,68px);line-height:1.42;letter-spacing:-.035em;-webkit-text-stroke:.6px currentColor;paint-order:stroke fill}
.hero-t .pink-word{display:inline-block;color:#EF86A5;transform:rotate(-5deg) scale(1.08);margin-inline:2px}
.kani-tag{position:relative;font-size:21px;background:#F7B1C4;letter-spacing:.035em;border-radius:36px;padding:10px 24px;transform:rotate(-4deg)}
.kani-tag::after{content:"";position:absolute;bottom:-7px;left:62%;border-top:11px solid #F7B1C4;border-right:12px solid transparent}
.kani-how h2{font-size:clamp(25px,2.6vw,38px);line-height:1.6}
.kani-step h3{font-size:24px;line-height:1.5}.brand b{letter-spacing:.01em}
.hero-p{max-width:34ch;letter-spacing:.025em}.hero-copy{min-width:0}
.headline-day{position:relative;display:inline-block}.headline-day::after{content:"";position:absolute;left:3%;right:0;bottom:3px;height:7px;border-radius:70% 55% 60% 45%;background:#EF86A5;transform:rotate(-3deg);z-index:-1}h1.hero-t{isolation:isolate}
@media(min-width:801px){.hero-p{max-width:none;font-size:18px}}
html[data-theme="night"] .kani-tag{background:#68394B;color:#FFF5ED}html[data-theme="night"] .kani-tag::after{border-top-color:#68394B}
@media(max-width:800px){h1.hero-t{font-size:clamp(34px,7.8vw,58px);line-height:1.5;letter-spacing:-.045em;-webkit-text-stroke:.35px currentColor}.kani-tag{font-size:18px}.kani-step h3{font-size:24px}}
@media(max-width:390px){h1.hero-t{font-size:34px;letter-spacing:-.055em}.kani-tag{font-size:17px}}

/* ── 語言切換（i18n.js 注入）────────────────────────────────────────── */
.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;border-radius:999px;
  border:1px solid var(--line,#E9D5CD);background:var(--cream,#FFFCF7)}
.lang-btn{appearance:none;border:0;background:transparent;cursor:pointer;border-radius:999px;
  padding:5px 10px;font-size:12px;line-height:1;letter-spacing:.02em;color:var(--text-muted,#72615D);
  font-family:inherit;transition:background .18s ease,color .18s ease}
.lang-btn:hover{color:var(--ink,#352E2B)}
.lang-btn.on{background:var(--ink,#352E2B);color:#FFF8EE;font-weight:700}
/* 夜間模式 --ink 翻成米白（底），選中鈕文字須反轉為深色，否則全白看不見 */
html[data-theme="night"] .lang-btn.on{background:var(--ink,#FFF5ED);color:#241E22}
.lang-btn:focus-visible{outline:2px solid var(--accent,#E884A0);outline-offset:2px}
@media (max-width:880px){.lang-switch{padding:2px}.lang-btn{padding:5px 8px;font-size:11.5px}}
/* P.05 下載 CTA 卡 */
.cta-wide{width:100%;margin-top:6px}
.coupon-hook{font-size:13px;color:var(--terra,#923D59);margin:0 0 14px;font-weight:600}

/* ── 會員禮：PickMy 拍貼 8 折券 ───────────────────────────────────── */
.coupon-title{font-size:15px;margin:0 0 8px}
.coupon{border:1.5px dashed var(--line,#E9D5CD);border-radius:14px;padding:14px 16px;background:var(--paper,#FFF8EE);margin-bottom:18px}
.coupon-head{display:flex;align-items:center;gap:10px;justify-content:space-between;margin-bottom:4px}
.coupon-head b{font-family:"LXGW WenKai","Kaiti TC",serif;font-size:15px;color:var(--ink,#352E2B)}
.coupon-tag{font-size:11px;letter-spacing:.08em;border:1px solid var(--line,#E9D5CD);border-radius:999px;padding:2px 9px;color:var(--text-muted,#72615D);white-space:nowrap}
.coupon-note{font-size:12.5px;line-height:1.75;color:var(--text-muted,#72615D);margin:0 0 10px}
.coupon-code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:19px;font-weight:700;letter-spacing:.1em;color:var(--ink,#352E2B);margin:6px 0 10px;word-break:break-all}
.coupon-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.coupon-exp{display:inline-flex;gap:5px;font-size:12px;color:var(--text-faint,#8C7770)}
.coupon-used{font-size:12.5px;color:#B3402A;font-weight:600}
.coupon.is-used{opacity:.6}
html[data-theme="night"] .coupon-used{color:#F2AEC3}

/* ── 留言刪除鈕（會員留言卡）────────────────────────────────────────── */
.del-btn{margin-left:10px;color:var(--text-faint);font-size:12px}
.del-btn:hover{color:#B3402A}