html{scroll-behavior:smooth;scroll-padding-top:132px}body{overflow-x:hidden}main,.story-footer{position:relative;z-index:1}.nav{background:rgba(7,11,31,.9)}a.logo{text-decoration:none}a,button,summary{-webkit-tap-highlight-color:transparent}button,a,summary{touch-action:manipulation}:focus-visible{outline:2px solid var(--neon);outline-offset:6px}main{max-width:1120px;margin:auto;padding:0 40px}.story-hero{padding:155px 0 35px;position:relative}.eyebrow,.chapter-no,.small-label{font-size:11px;letter-spacing:.16em;color:var(--neon);line-height:1.8}.story-hero h1{font-size:clamp(36px,5.5vw,70px);line-height:1.5;letter-spacing:-.035em;margin:28px 0 22px;font-weight:500}.story-hero h1 em{font-family:var(--font-title);font-size:1.4em;font-style:normal;color:var(--coral);letter-spacing:.02em}.hero-note{color:#b8b9cb;line-height:1.9;font-size:16px}.hero-orbit{position:absolute;right:8%;top:200px;font-size:160px;color:var(--neon);opacity:.2;transform:rotate(-15deg)}.read-link{display:inline-flex;gap:32px;color:var(--ink);text-decoration:none;border-bottom:1px solid #676078;padding:16px 0;margin:20px 0 50px;font-size:14px}.hero-foot{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:22px 0;font-size:12px;color:#a9aabd}.hero-foot i{font-style:normal;color:var(--neon);margin:0 16px}.chapter-nav{position:sticky;top:70px;z-index:8;display:flex;justify-content:space-between;gap:10px;padding:14px 0;background:rgba(7,11,31,.95);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.chapter-nav a{white-space:nowrap;text-decoration:none;color:#b9bbcf;font-size:13px;padding:7px 10px;border-radius:20px}.chapter-nav a:hover,.chapter-nav a[aria-current]{color:var(--neon);background:#ffffff0b}.story-section{padding:100px 0 30px;scroll-margin-top:0}.section-heading{margin-bottom:38px}.section-heading h2{font-size:clamp(27px,3.6vw,42px);font-weight:500;line-height:1.55;margin:12px 0}.section-intro{color:#aeb0c6;font-size:14px;line-height:1.9}.prose{font-size:16px;line-height:2.05;color:#d1d2e0}.prose p+p{margin-top:18px}.prose strong{font-weight:500;color:var(--neon)}.prose .soft-line{color:var(--coral)}.meeting-grid,.you-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center}.first-word{font-family:var(--font-story);font-size:58px;color:var(--neon);line-height:1.2}.journey-card{border:1px solid #f49ab638;border-radius:140px 140px 24px 24px;padding:56px 32px 32px;text-align:center;background:radial-gradient(ellipse at 50% 0,#f49ab61b,transparent 70%)}.distance{font:94px var(--font-title);color:var(--coral);margin:12px 0}.distance span{font:16px var(--font-ui);letter-spacing:.15em}.route{height:1px;background:linear-gradient(90deg,#f0957f33,var(--neon));position:relative;margin:30px 0 18px}.route:before,.route:after{content:'';width:7px;height:7px;position:absolute;top:-3px;border-radius:50%;background:var(--neon)}.route:before{left:0}.route:after{right:0}.route-car{position:absolute;top:-16px;color:var(--coral);font-size:24px;animation:journey 7s ease-in-out infinite}.route-labels{display:flex;justify-content:space-between;font-size:11px;color:#aeb0c6}.journey-note{font-family:var(--font-story);font-size:23px;line-height:1.8;margin:32px 0 22px}.quiet-button{border:1px solid #f49ab655;border-radius:30px;background:transparent;color:var(--neon);font:13px var(--font-ui);padding:12px 18px;cursor:pointer}.personality{padding:40px;border-left:1px solid #f49ab655;display:flex;flex-direction:column;gap:24px;background:linear-gradient(90deg,#f49ab609,transparent)}.personality>span:first-child{font-size:14px;color:#abaec5}.personality-arrow{color:var(--coral);font-size:26px}.personality strong{font-size:32px;line-height:1.7;font-weight:400}.hand-note{font-family:var(--font-story);color:var(--neon);font-size:23px!important}.little-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.little-card{padding:32px 25px;border:1px solid var(--glass-border);border-radius:18px;background:linear-gradient(145deg,#ffffff08,#ffffff02)}.little-card h3{font-weight:500;font-size:20px;line-height:1.6;margin:13px 0}.little-card p{font-size:14px;color:#b7b9cd;line-height:1.95}.card-art,.sugar-art,.tomato-art{height:100px;margin-bottom:30px;color:var(--coral)}.card-art{font-size:75px;line-height:1.2}.sugar-art{font:74px var(--font-title)}.sugar-art span{font:20px var(--font-ui)}.tomato-art{display:flex;align-items:center;padding-left:6px}.tomato-art i{width:53px;height:53px;border-radius:45% 48%;background:radial-gradient(circle at 30% 25%,#f6a899,#d65d67 60%,#a23750);position:relative;transform:rotate(-15deg);box-shadow:0 10px 25px #d65d6715}.tomato-art i:nth-child(2){margin:20px -9px 0;z-index:1}.tomato-art i:before{content:'✦';position:absolute;top:-14px;left:18px;font-size:28px;color:#8fa78a}.between-note{text-align:center;font-family:var(--font-story);font-size:24px;color:var(--neon);line-height:1.8;margin:40px 0 0}.learning-layout{display:grid;grid-template-columns:100px 1fr;max-width:850px}.large-quote{font:130px Georgia;color:#f49ab633;line-height:1}.space-card{display:grid;grid-template-columns:240px 1fr;gap:55px;background:#ffffff04;border:1px solid var(--glass-border);border-radius:24px;padding:45px;align-items:start}.space-icon{width:100%;height:auto;border-radius:24%;transform:rotate(-4deg);box-shadow:0 24px 55px #0003}.space-card h3{color:var(--ink);font-size:23px;font-weight:500;margin-bottom:15px}.space-card hr{border:0;border-top:1px solid var(--line);margin:28px 0}.future-label{font-size:12px!important;color:var(--coral);border-left:2px solid var(--coral);padding-left:12px}.wish-toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:24px}.wish-toolbar p{font-size:14px;color:#d1d2e0}.wish-toolbar strong{font:32px var(--font-title);color:var(--coral);margin-right:8px}.wish-toolbar p span{color:#9da0ba;font-size:12px}.wish-filters{display:flex;gap:5px}.wish-filters button{border:1px solid var(--line);background:transparent;color:#b8bad0;border-radius:24px;padding:10px 14px;font:12px var(--font-ui);cursor:pointer}.wish-filters button[aria-pressed=true]{background:#f49ab61a;color:var(--neon);border-color:#f49ab666}.wish-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.wish-item{padding:20px;border:1px solid var(--line);border-radius:12px;background:#ffffff03}.wish-item[hidden]{display:none}.wish-number{font:12px var(--font-title);color:#8b8fa9;letter-spacing:.08em}.wish-item h3{font-weight:400;font-size:16px;margin:13px 0 14px}.wish-state{font-size:11px;color:#9ea2bc}.wish-item.done{background:#f49ab607;border-color:#f49ab633}.wish-item.done .wish-state{color:var(--neon)}.grow-old{text-align:center;margin-top:50px;padding:50px 24px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.grow-old p{font-family:var(--font-story);font-size:44px;margin:20px;color:var(--neon)}.grow-old>span:last-child{font-size:14px;color:#aeb0c6}.letter-section{max-width:820px;margin:auto}.birthday-letter{background:#efe5d6;color:#443d43;border-radius:6px;box-shadow:0 25px 80px #0003;transform:rotate(-.4deg)}.birthday-letter summary{list-style:none;display:flex;gap:25px;align-items:center;padding:32px;cursor:pointer;font-size:20px}.birthday-letter summary::-webkit-details-marker{display:none}.birthday-letter summary small{display:block;font-size:12px;color:#817179;margin-top:8px}.envelope-mark{font-size:38px;color:#ad6578}.letter-plus{margin-left:auto;color:#ad6578}.birthday-letter[open] .letter-plus{transform:rotate(45deg)}.letter-paper{border-top:1px solid #443d4322;color:#51464b;padding:36px 48px 46px;font-size:16px;line-height:2.2}.letter-to,.letter-sign{font-family:var(--font-story);font-size:25px}.letter-sign{text-align:right;margin-top:30px!important}.letter-after{font-family:var(--font-story);text-align:center;font-size:26px;line-height:1.9;color:var(--neon);margin:45px 0}.birthday-door{text-align:center;border:1px dashed #f49ab644;padding:30px;border-radius:16px}.birthday-door p{font-size:14px;color:#b9bbcd;line-height:1.9}.birthday-door span,.birthday-door a{display:block;margin-top:15px;color:var(--coral);font-size:14px}.birthday-door [hidden]{display:none}.story-footer{text-align:center;font-size:11px;letter-spacing:.18em;color:#9599b4;padding:90px 20px 120px}.story-footer span{display:block;font-family:var(--font-story);font-size:25px;color:var(--ink);margin:20px}.story-footer a{font-size:12px;letter-spacing:0;color:#a9aec7}.original-dialog{width:min(620px,calc(100% - 32px));max-height:90svh;background:#11172d;color:var(--ink);border:1px solid var(--glass-border);border-radius:16px;padding:20px;margin:auto;overscroll-behavior:contain}.original-dialog::backdrop{background:#030615cc;backdrop-filter:blur(7px)}.original-dialog img{display:block;width:100%;height:auto;border-radius:8px}.original-dialog p{font-size:12px;text-align:center;margin:15px 0 0;color:#bcc0d6}.original-dialog form{text-align:right;margin-bottom:14px;position:sticky;top:0}.dialog-close{background:#171c34;border:1px solid #ffffff33;border-radius:22px;color:white;padding:10px 20px;cursor:pointer}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}body.dialog-open{overflow:hidden}@keyframes journey{0%,100%{left:0}65%,80%{left:calc(100% - 15px)}}
@media(max-width:700px){main{padding:0 22px}.story-hero{padding-top:125px}.story-hero h1{font-size:clamp(30px,6.6vw,46px)}.hero-orbit{right:0;font-size:90px;top:225px}.hero-foot{font-size:10px;gap:16px;line-height:1.8}.hero-foot i{margin:0 5px}.hero-foot>span:last-child{max-width:100px}.read-link{margin-bottom:25px}.chapter-nav{justify-content:flex-start;overflow-x:auto;scrollbar-width:thin;gap:2px;top:68px;margin:0 -22px;padding:12px 15px}.chapter-nav a{font-size:12px;padding:8px 10px}.story-section{padding-top:72px}.section-heading{margin-bottom:28px}.meeting-grid,.you-grid{grid-template-columns:1fr;gap:30px}.prose{font-size:15px;line-height:2}.journey-card{max-width:400px;width:100%;margin:auto;padding-top:42px}.personality{padding:22px 26px}.personality strong{font-size:28px}.little-grid{grid-template-columns:1fr}.little-card{padding:25px}.card-art,.sugar-art,.tomato-art{height:70px;margin-bottom:18px}.card-art{font-size:60px}.sugar-art{font-size:60px}.between-note{font-size:22px}.learning-layout{grid-template-columns:35px 1fr}.large-quote{font-size:70px}.space-card{grid-template-columns:1fr;gap:28px;padding:28px}.space-icon{width:135px;margin:0 auto}.wish-toolbar{align-items:flex-start;flex-direction:column;gap:14px}.wish-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.wish-item{padding:16px 14px}.wish-item h3{font-size:14px;line-height:1.6}.birthday-letter summary{padding:24px 20px;font-size:17px;gap:16px}.letter-paper{padding:26px 23px 32px;font-size:15px}.envelope-mark{font-size:28px}.letter-after{font-size:23px}.original-dialog{padding:12px}.story-footer{padding-bottom:150px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.route-car,.stars{animation:none}.route-car{left:calc(100% - 15px)}}
@media(max-width:900px){.nav{grid-template-columns:auto 1fr;padding:14px 18px;gap:12px}.nav .logo{font-size:17px}.nav .links{display:flex;justify-self:end;gap:2px;padding:4px}.nav .links a{font-size:12px;padding:6px 12px}}
@media(max-width:360px){.nav .links a{padding:6px 9px}}
/* 原聊天措辞，2026-10-18 核对。 */
.hero-invitation{display:block;font-size:.68em;line-height:1.8;letter-spacing:-.025em;margin-bottom:12px}.chat-memory{margin:22px 0;padding:20px 24px;border-left:2px solid #f49ab666;background:linear-gradient(110deg,#f49ab60d,transparent);border-radius:0 12px 12px 0}.chat-memory .chat-speaker{display:block;font-size:11px;color:#b4a4ba;letter-spacing:.12em;margin-bottom:12px}.chat-memory p{font-size:17px;color:var(--neon);line-height:1.8}.chat-memory p+p{margin-top:8px}.praise-memory{margin:26px 0;padding-top:22px;border-top:1px solid var(--line)}.praise-memory .chat-memory{margin:16px 0}.praise-memory>p:last-child{color:#d1d2e0}.hero-orbit{pointer-events:none}
@media(max-width:700px){.hero-invitation{font-size:clamp(19px,4.8vw,30px)}.chat-memory{padding:18px}.chat-memory p{font-size:16px}}
/* 故事结尾整块作为生日礼物入口，原生链接支持触摸和键盘。 */
a.birthday-door { display:block; text-decoration:none; transition:background .25s,border-color .25s,transform .25s; }
a.birthday-door[href] { cursor:pointer; background:radial-gradient(ellipse at center,#edb4cd0b,transparent 75%); }
a.birthday-door[href]:hover { background-color:#f1b7d00a; border-color:#f4b9d288; transform:translateY(-3px); }
a.birthday-door #birthdayLink { color:#f5c6ad; font-size:18px; margin-top:22px; }
a.birthday-door #birthdayDate { font-size:12px; color:#b9a9b9; }
@media(prefers-reduced-motion:reduce) { a.birthday-door { transition:none; } a.birthday-door[href]:hover { transform:none; } }