:root{--ink:#232522;--paper:#f4edda;--orange:#ef7545;--green:#466b55;--yellow:#f6c65f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#242b27;color:var(--ink);font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif}button{font:inherit;cursor:pointer}.wrap{max-width:620px;margin:auto;background:var(--paper);min-height:100vh;overflow:hidden;box-shadow:0 0 70px #1118}.hero{position:relative;padding:38px 26px 25px;background:var(--yellow);border-bottom:5px solid var(--ink);overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(#20202020 1px,transparent 1px);background-size:8px 8px;opacity:.4;pointer-events:none}.eyebrow{position:relative;font-size:11px;font-weight:900;letter-spacing:3px}.brand-row{position:relative;display:flex;align-items:flex-start;justify-content:space-between;gap:8px;min-height:148px}.brand-eyebrow{padding-top:10px;line-height:1.65;letter-spacing:1.15px;font-size:11px;max-width:54%;white-space:normal}.brand-eyebrow span{display:block;color:#465c43;font-size:10px;letter-spacing:2px;margin-top:3px}.brand-logo{position:relative;width:min(54%,235px);height:auto;max-height:175px;object-fit:contain;object-position:top right;filter:drop-shadow(2px 3px 0 rgba(25,28,20,.11));transform:rotate(2deg)}.hero .brand-row+h1{margin-top:0}@media(max-width:380px){.brand-row{min-height:120px}.brand-logo{width:56%;max-height:145px}.brand-eyebrow{font-size:10px}}.hero h1{position:relative;margin:30px 0 5px;font-size:clamp(74px,18vw,116px);letter-spacing:-9px;line-height:1;font-weight:1000;transform:rotate(-3deg);text-shadow:5px 5px 0 #fff,9px 9px 0 var(--ink)}.en{position:relative;display:inline-block;margin:12px 0 24px;padding:7px 12px;background:var(--ink);color:#fff;font-size:13px;font-weight:900;letter-spacing:3px;transform:rotate(2deg)}.hero-bottom{position:relative;display:flex;align-items:end;justify-content:space-between;gap:12px}.hero-bottom p{margin:0;font-size:13px;line-height:1.8;font-weight:700}.round{width:95px;height:95px;flex:none;border:4px solid var(--ink);border-radius:50%;background:var(--orange);display:grid;place-items:center;transform:rotate(15deg);font-weight:900;text-align:center;box-shadow:5px 5px 0 #fff}.ticker{background:var(--ink);color:var(--paper);padding:11px 15px;font-size:11px;letter-spacing:2px;text-align:center;font-weight:800}.section-head{padding:30px 25px 13px;display:flex;align-items:center;justify-content:space-between}.section-head h2{font-size:21px;margin:0;letter-spacing:-1px}.section-head span{font-size:10px;font-weight:800;color:#666}.lyrics{padding:0 22px 24px}.verse{border-top:2px solid var(--ink);padding:19px 4px 22px;position:relative}.verse .tag{display:inline-block;background:var(--green);color:white;padding:5px 9px;font-size:10px;font-weight:900;letter-spacing:1px;transform:rotate(-2deg);margin-bottom:13px}.verse p{font-size:15px;line-height:2.15;margin:0;letter-spacing:.3px}.verse.chorus{background:#f8d58b;padding:21px 16px;border:3px solid var(--ink);box-shadow:5px 5px 0 var(--orange);margin:8px 4px 28px;transform:rotate(-1deg)}.verse.chorus .tag{background:var(--orange)}.verse.chorus p{font-weight:800}.verse.bridge{background:#e5e9db;padding:20px 17px;margin-bottom:22px}.stamp{float:right;font-size:10px;border:2px solid var(--ink);padding:5px;transform:rotate(9deg);font-weight:900}.memories{background:#456751;color:#fff;padding:32px 24px 42px}.memories h2{margin:0;font-size:30px;line-height:1.2}.memories .intro{font-size:12px;opacity:.85;line-height:1.8;margin:10px 0 24px}.photo-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.photo-card{min-width:0;text-align:left;background:#f9f3e5;border:0;color:var(--ink);padding:9px 9px 15px;box-shadow:4px 5px 0 #172c22;transform:rotate(-2deg);transition:transform .2s}.photo-card:nth-child(even){transform:rotate(3deg)}.photo-card:nth-child(5){grid-column:1/-1;max-width:70%;justify-self:center}.photo-card:hover,.photo-card:focus-visible{transform:rotate(0) scale(1.025)}.photo-placeholder{height:145px;border:1px dashed #8b8d7e;background:linear-gradient(135deg,#d6d7bc,#e8dfc8);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:#657364;font-size:11px;font-weight:800;letter-spacing:2px;overflow:hidden}.photo-placeholder b{font-size:35px;font-weight:400}.photo-card:nth-child(5) .photo-placeholder{height:165px}.photo-card strong{display:block;font-size:12px;margin-top:11px}.photo-card small{display:block;font-size:10px;color:#777;margin-top:4px}.photo-card img{width:100%;height:100%;object-fit:cover}.dedication{background:#262925;color:#f3ead6;padding:52px 28px 60px;text-align:center}.dedication .mini{font-size:10px;letter-spacing:4px;color:#e7ba77}.dedication h2{font-size:34px;margin:16px 0 27px}.dedication p{font-size:14px;line-height:2.5;margin:0}.dedication .final{font-size:25px;font-weight:900;margin:28px 0;color:#f5c76e}.dedication .sign{font-family:Georgia,serif;font-style:italic;font-size:18px;color:#cfc5aa}.foot{font-size:10px;text-align:center;background:#1b1d1a;color:#999;padding:16px;letter-spacing:2px}.modal{position:fixed;inset:0;background:#111e;display:none;align-items:center;justify-content:center;padding:22px;z-index:10}.modal.open{display:flex}.modal-inner{width:min(480px,100%);background:var(--paper);padding:18px;box-shadow:9px 9px 0 var(--orange);position:relative}.modal-image{aspect-ratio:4/3;background:#dedacb;display:flex;align-items:center;justify-content:center;overflow:hidden}.modal-image img{width:100%;height:100%;object-fit:contain}.modal-inner h3{margin:16px 0 4px}.modal-inner p{font-size:13px;color:#666;line-height:1.7}.close{position:absolute;right:-12px;top:-14px;border:2px solid var(--ink);background:var(--yellow);border-radius:50%;width:38px;height:38px;font-weight:900}.hint{font-size:12px;color:#666;text-align:center;padding:12px 22px 28px}@media(max-width:380px){.hero h1{font-size:72px}.verse p{font-size:14px}.photo-placeholder{height:120px}}



body.intro-lock{overflow:hidden}.prologue{position:fixed;inset:0;z-index:100;background:#090a0b;color:#f3eee4;display:flex;align-items:center;justify-content:center;text-align:center;padding:35px 28px;transition:opacity .8s}.prologue.hidden{opacity:0;pointer-events:none}.intro-inner{max-width:500px;width:100%}.intro-line{font-size:clamp(17px,4.6vw,23px);line-height:2.1;letter-spacing:1px;white-space:pre-line;min-height:160px;opacity:0;transition:opacity .75s}.intro-line.visible{opacity:1}.intro-line.final-line{font-size:clamp(19px,5vw,25px);line-height:2}.intro-title{font-size:clamp(52px,13vw,82px);font-weight:900;letter-spacing:5px;margin:0}.intro-sub{font:italic 15px Georgia,serif;letter-spacing:3px;color:#c4b99e;margin:12px 0 35px}.intro-action{background:transparent;border:1px solid #c7bca5;color:#f3eee4;padding:13px 24px;letter-spacing:2px;font-size:12px}.intro-skip{position:absolute;right:22px;top:24px;background:none;border:0;color:#b5ac9a;font-size:11px;letter-spacing:2px}.intro-progress{position:absolute;bottom:25px;left:50%;transform:translateX(-50%);font-size:10px;color:#8b877e;letter-spacing:2px}.scratch{position:fixed;inset:0;z-index:95;display:none;background:rgba(12,14,13,.35);align-items:center;justify-content:center}.scratch.active{display:flex}.scratch canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none}.scratch-label{pointer-events:none;z-index:1;background:#121917c9;color:white;padding:14px 20px;text-align:center;font-size:14px;letter-spacing:2px;border:1px solid #ffffff40}.scratch-label small{display:block;margin-top:9px;font-size:10px;color:#e9c78a}.scratch.dismissed{display:none}.chapter-nav{position:sticky;top:0;z-index:8;display:flex;gap:6px;justify-content:center;background:#252a25;color:#f7edda;padding:9px 5px;font-size:10px;letter-spacing:1px}.chapter-nav a{color:inherit;text-decoration:none;padding:7px 8px;border:1px solid #ffffff45}.chapter-heading{font-size:11px;letter-spacing:2px;color:#59715d;font-weight:800;padding:24px 26px 0}.memories .chapter-heading{color:#ead39d;padding:0 0 14px}.intro-note{font-size:11px;color:#655c48;text-align:center;padding:13px 16px;background:#efe2bf}
@media(prefers-reduced-motion:reduce){.intro-line,.prologue{transition:none}}



.bunny-song{margin:4px 24px 28px;padding:15px;background:#f7e5bd;border:2px solid #232522;box-shadow:5px 5px 0 #ef7545;display:flex;align-items:center;gap:15px;transform:rotate(-1deg)}
.bunny-song img{width:40%;max-width:165px;aspect-ratio:3/4;object-fit:cover;object-position:center 36%;border:4px solid #fff;box-shadow:2px 3px 0 #232522;transform:rotate(-4deg);animation:bunnybob 4s ease-in-out infinite}
.bunny-song .bunny-copy{flex:1;min-width:0}.bunny-kicker{font-size:10px;font-weight:900;letter-spacing:2px;color:#466b55}.bunny-song p{font-size:17px;line-height:1.6;font-weight:900;margin:9px 0}.bunny-song em{font-size:11px;font-style:normal;letter-spacing:1px}
.bunny-memory{display:flex;align-items:center;gap:14px;margin:0 0 25px;padding:11px 12px;border:1px dashed #d5c79f;background:#f4e8c7;color:#253b2b;transform:rotate(.6deg)}
.bunny-memory img{width:85px;height:105px;object-fit:cover;object-position:center 35%;border:4px solid white;transform:rotate(-5deg)}.bunny-memory div{font-size:14px;font-weight:900;line-height:1.7}.bunny-memory small{font-size:10px;letter-spacing:2px;font-weight:700}
@keyframes bunnybob{0%,100%{transform:rotate(-4deg) translateY(0)}50%{transform:rotate(-2deg) translateY(-5px)}}
@media(max-width:380px){.bunny-song{margin-left:16px;margin-right:16px;gap:10px}.bunny-song p{font-size:14px}}
@media(prefers-reduced-motion:reduce){.bunny-song img{animation:none}}



#musicToggle{position:fixed;right:13px;bottom:18px;z-index:1001;border:2px solid #212923;border-radius:99px;background:#f9e8b9;color:#243025;padding:10px 15px;font-size:12px;font-weight:900;box-shadow:3px 4px 0 #26312a;cursor:pointer;max-width:45vw}
#musicToggle.playing{background:#e9a446}
.type-caret{display:inline-block;width:2px;height:1em;background:currentColor;margin-left:2px;vertical-align:-.1em;animation:blink .7s step-end infinite}
@keyframes blink{50%{opacity:0}}
#ending{min-height:75vh}#ending p{white-space:pre-line;min-height:15em}#ending h2{min-height:1.5em}#ending .final{min-height:1.5em}#ending .sign{min-height:1.5em}
.photo-card img,.modal-image img{object-fit:cover;width:100%;height:100%}



.chapter-nav{padding:12px 8px;gap:7px;flex-wrap:wrap;font-size:12px;letter-spacing:.3px;box-shadow:0 3px 12px #0003}.chapter-nav a{padding:11px 13px;border:2px solid #f6e3b7aa;border-radius:9px;font-weight:900;background:#ffffff12}.chapter-nav a:active{background:#e4a648;color:#202720}
.photo-placeholder{position:relative}.photo-count{position:absolute;bottom:6px;left:5px;right:5px;text-align:center;border-radius:4px;background:#222b24df;color:white;padding:5px;font-size:10px;letter-spacing:0}
#modalImage{position:relative;overflow:hidden;touch-action:pan-y}.slide-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;background:#f7eddae8;color:#222;border:0;border-radius:100px;width:38px;height:38px;font-size:30px;cursor:pointer}.slide-arrow.prev{left:5px}.slide-arrow.next{right:5px}.slide-counter{position:absolute;bottom:10px;left:50%;transform:translateX(-50%);background:#202820dd;color:#fff;border-radius:99px;padding:5px 14px;font-size:12px}
#musicToggle{display:none}

/* V2.6: WeChat-friendly viewport, safe areas, full-screen photo viewer.
   Original colors, copy, card order and chapter layout are retained. */
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:0}
body{overflow-x:hidden}
.wrap{overflow:visible}
button,a{-webkit-tap-highlight-color:transparent;touch-action:manipulation}
button:focus-visible,a:focus-visible{outline:3px solid #ef7545;outline-offset:4px}
.hero{padding-top:max(38px,env(safe-area-inset-top))}
.hero .en{max-width:100%;font-size:clamp(10px,2.9vw,13px);letter-spacing:clamp(1px,.5vw,3px)}
.chapter-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:10px 8px;gap:7px;top:0;top:env(safe-area-inset-top,0px)}
.chapter-nav a{display:flex;align-items:center;justify-content:center;min-height:46px;min-width:0;padding:9px 4px;font-size:clamp(10px,2.85vw,12px);white-space:nowrap;letter-spacing:0}
.chapter-nav a[aria-current="location"]{background:#f6c65f;color:#232522;border-color:#f6c65f;box-shadow:0 2px 0 #ef7545}
#song,#memories,#ending{scroll-margin-top:var(--nav-offset,80px)}
.foot{padding-bottom:calc(25px + env(safe-area-inset-bottom,0px));line-height:1.8}
body.intro-lock{position:fixed;inset:0;width:100%;overflow:hidden}
.prologue,.scratch,.photo-viewer,.save-sheet{width:100%;height:100%;height:var(--screen-height,100vh)}
.prologue{padding-top:calc(35px + env(safe-area-inset-top,0px));padding-bottom:calc(35px + env(safe-area-inset-bottom,0px))}
.intro-line{min-height:180px}
.intro-skip{min-width:64px;min-height:44px;right:16px;top:calc(12px + env(safe-area-inset-top,0px))}
.intro-action{min-height:48px}
.intro-progress{bottom:calc(25px + env(safe-area-inset-bottom,0px))}
.scratch{overflow:hidden;transition:opacity .45s}
.scratch.is-clearing{opacity:0;pointer-events:none}
.scratch canvas{touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.scratch-label{max-width:calc(100% - 36px);line-height:1.8}
.scratch-skip{position:absolute;bottom:calc(72px + env(safe-area-inset-bottom,0px));z-index:2;min-height:44px;padding:11px 19px;border:1px solid #c7bca5;border-radius:4px;background:#f2e5cb;color:#252a25;font-size:12px}
#musicToggle{display:block;bottom:calc(18px + env(safe-area-inset-bottom,0px));right:calc(13px + env(safe-area-inset-right,0px));min-height:44px;z-index:105}
body.photo-open #musicToggle{visibility:hidden;pointer-events:none}
.photo-count{pointer-events:none}
.photo-card img{display:block}
.photo-viewer{position:fixed;inset:0;z-index:2000;background:#101411;color:#f7eddc;display:flex;flex-direction:column;overscroll-behavior:contain;padding:env(safe-area-inset-top,0px) env(safe-area-inset-right,0px) env(safe-area-inset-bottom,0px) env(safe-area-inset-left,0px)}
.viewer-top{flex:none;display:flex;align-items:center;gap:15px;min-height:62px;padding:9px 12px 9px 20px;border-bottom:1px solid #f5e6c31a}
.viewer-label{font-size:11px;letter-spacing:2px;color:#c6bb9f;font-weight:800;flex:1}
.viewer-counter{font-size:13px;letter-spacing:2px;color:#f6c65f;font-variant-numeric:tabular-nums}
.viewer-close{background:#242d26;border:1px solid #d8c3996b;color:#f7eddc;min-width:44px;width:44px;min-height:44px;height:44px;border-radius:50%;font-size:29px;font-weight:400;line-height:1;flex:none;padding:0;display:flex;align-items:center;justify-content:center}
.viewer-close:active{background:#4a5746}
#modalImage.viewer-stage{position:relative;display:flex;flex:1;min-width:0;min-height:0;overflow:hidden;align-items:center;justify-content:center;background:#101411;touch-action:pan-y pinch-zoom}
#fullPhoto.full-photo{display:block;width:100%;height:100%;max-width:100%;max-height:100%;object-fit:contain;object-position:center;-webkit-touch-callout:default;-webkit-user-select:auto;user-select:auto;touch-action:pan-y pinch-zoom}
.empty-photo{text-align:center;color:#c6baa0;font-size:15px;letter-spacing:3px;line-height:1.7;padding:25px}
.empty-photo small{display:inline-block;font-size:12px;margin-top:12px;letter-spacing:1px}
.viewer-bottom{flex:none;padding:16px 20px 12px;background:#171f19;border-top:1px solid #f5e6c31a;text-align:center}
.viewer-bottom h3{margin:0;font-size:16px;line-height:1.5;font-weight:800;overflow-wrap:anywhere}
.viewer-bottom #modalText{margin:5px 0 0;color:#c8c4b7;font-size:12px;line-height:1.7}
.viewer-controls{display:flex;justify-content:center;align-items:center;gap:18px;margin-top:14px}
.photo-arrow{min-width:44px;min-height:44px;width:44px;height:44px;background:#2b362d;border:1px solid #d8c39966;border-radius:50%;color:#f7eddc;font-size:32px;font-weight:500;line-height:1;display:flex;align-items:center;justify-content:center;padding:0}
.save-primary{min-height:44px;padding:11px 25px;border:0;border-radius:6px;background:#f6c65f;color:#232522;font-size:14px;font-weight:900;letter-spacing:1px}
.viewer-bottom .viewer-hint{font-size:11px;line-height:1.7;color:#a7b29e;margin:10px 0 0}
.save-sheet{position:fixed;inset:0;z-index:2010;display:flex;flex-direction:column;background:#101411;color:#f7eddc;padding:env(safe-area-inset-top,0px) env(safe-area-inset-right,0px) env(safe-area-inset-bottom,0px) env(safe-area-inset-left,0px);overscroll-behavior:contain}
.save-top{display:flex;gap:15px;align-items:center;padding:16px 16px 14px 20px;flex:none}
.save-top>div{flex:1;min-width:0}.save-top h3{font-size:18px;color:#f6c65f;margin:0}.save-top p{font-size:12px;line-height:1.7;color:#d2c9b4;margin:5px 0 0}
.save-image-stage{display:flex;flex:1;min-height:0;align-items:center;justify-content:center;overflow:auto;touch-action:pan-x pan-y pinch-zoom;-webkit-overflow-scrolling:touch}
.save-image{width:100%;height:100%;object-fit:contain;display:block;-webkit-touch-callout:default;-webkit-user-select:auto;user-select:auto;touch-action:auto}
.save-bottom{padding:14px 20px 18px;text-align:center;flex:none;background:#171f19}
.save-links{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.save-links a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border:1px solid #dbc28580;border-radius:5px;color:#f6c65f;font-size:13px;font-weight:800;text-decoration:none}
.save-bottom p{color:#a7b29e;font-size:11px;line-height:1.8;margin:12px auto 0;max-width:420px}
.toast{position:fixed;bottom:calc(22px + env(safe-area-inset-bottom,0px));left:50%;transform:translateX(-50%);z-index:2020;max-width:calc(100vw - 30px);width:max-content;padding:12px 18px;border:1px solid #efdeab88;background:#222d24f2;color:#fff0c9;border-radius:8px;font-size:12px;line-height:1.7;box-shadow:0 5px 20px #0005;text-align:center;pointer-events:none}
@media(max-width:360px){.chapter-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.chapter-nav a{font-size:12px}.intro-line{letter-spacing:.2px}.viewer-bottom{padding-left:14px;padding-right:14px}.viewer-bottom h3{font-size:14px}}
@media(orientation:landscape) and (max-height:540px){.viewer-top{min-height:46px;padding:3px 12px 3px 20px}.viewer-top .viewer-close{height:38px;min-height:38px;width:38px;min-width:38px}.viewer-bottom{padding:7px 18px;display:grid;grid-template-columns:1fr auto;gap:3px 20px;text-align:left;align-items:center}.viewer-bottom h3{font-size:13px}.viewer-bottom #modalText{font-size:11px;margin:0}.viewer-controls{grid-column:2;grid-row:1/3;margin:0;gap:10px}.viewer-bottom .viewer-hint{display:none}.photo-arrow,.save-primary{height:40px;min-height:40px}.save-top{padding:6px 14px}.save-top h3{font-size:15px}.save-top p{margin:0;font-size:11px}.save-bottom{padding:7px 14px}.save-bottom p{margin-top:3px}.save-links a{min-height:36px;padding:7px 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.scratch{transition:none}.photo-card{transition:none}}

/* Keep responsive intrinsic sizing after adding image width/height metadata. */
.bunny-song img{height:auto}