:root{--ink:#fdf8ff;--muted:#bdb2d0;--night:#100a23;--panel:rgba(29,20,52,.74);--panel2:rgba(45,29,73,.72);--line:rgba(255,255,255,.11);--rose:#ff9fc8;--lav:#c6a7ff;--blue:#8bd4ff;--good:#68ddb1;--bad:#ff758f;--shadow:0 24px 80px rgba(4,2,15,.46);--radius:26px;--max:1180px}
*{box-sizing:border-box}html{color-scheme:dark;scroll-behavior:smooth;overflow-x:hidden}body{margin:0;min-height:100vh;color:var(--ink);font-family:Inter,"Noto Sans TC","Noto Sans JP",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:radial-gradient(circle at 20% 12%,#44245f 0,transparent 32%),radial-gradient(circle at 85% 20%,#203d67 0,transparent 32%),linear-gradient(150deg,#100921 0%,#17102d 48%,#101b33 100%);overflow-x:hidden}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}.aurora,.stars{position:fixed;inset:0;pointer-events:none;z-index:-2;overflow:hidden}.aurora span{position:absolute;width:42vw;height:42vw;border-radius:50%;filter:blur(80px);opacity:.16;animation:drift 16s ease-in-out infinite alternate}.aurora span:nth-child(1){background:#ff65b2;left:-12%;top:15%}.aurora span:nth-child(2){background:#8e72ff;right:-10%;top:-8%;animation-delay:-7s}.aurora span:nth-child(3){background:#51c8e8;left:36%;bottom:-25%;animation-delay:-11s}.stars{background-image:radial-gradient(circle,#fff 0 1px,transparent 1.4px);background-size:54px 54px;opacity:.12;mask-image:linear-gradient(to bottom,#000,transparent 80%)}@keyframes drift{to{transform:translate3d(8vw,-5vh,0) scale(1.13)}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}}
.topbar{height:76px;position:sticky;top:0;z-index:20;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 max(22px,calc((100vw - var(--max))/2));border-bottom:1px solid var(--line);background:rgba(15,9,32,.68);backdrop-filter:blur(24px)}.brand{display:flex;align-items:center;gap:11px;width:max-content}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:14px;background:linear-gradient(145deg,var(--rose),var(--lav) 52%,var(--blue));box-shadow:0 8px 24px rgba(222,151,255,.25);color:#201233}.brand b{display:block;font:600 17px Georgia,"Noto Serif TC",serif;letter-spacing:.11em}.brand small{display:block;margin-top:1px;color:var(--muted);font-size:10px;letter-spacing:.14em}.desktop-nav{display:flex;gap:6px;padding:5px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.035)}.desktop-nav a{display:flex;align-items:center;gap:8px;padding:10px 14px;border-radius:13px;color:var(--muted);font-size:14px}.desktop-nav a:hover,.desktop-nav a.active{background:rgba(255,255,255,.09);color:#fff}.icon-btn{justify-self:end;flex:0 0 43px;width:43px;height:43px;border:1px solid var(--line);border-radius:50%;background:rgba(255,255,255,.05);color:#fff;cursor:pointer;display:grid;place-items:center;font-size:16px}.icon-btn:hover{background:rgba(255,255,255,.11)}main{width:min(var(--max),calc(100% - 44px));margin:auto;padding:46px 0 100px;min-height:calc(100vh - 76px)}.mobile-nav{display:none}
.hero{min-height:650px;display:grid;grid-template-columns:minmax(0,1.07fr) minmax(340px,.93fr);gap:48px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(255,180,218,.25);border-radius:999px;background:rgba(255,151,201,.08);color:#ffd2e5;font-size:13px;letter-spacing:.08em}.hero h1{font:500 clamp(48px,7vw,92px)/.98 Georgia,"Noto Serif TC","Noto Serif JP",serif;margin:22px 0;color:#fff;letter-spacing:-.04em}.hero h1 em{display:block;font-style:normal;background:linear-gradient(90deg,#ffd4e5,#cfb6ff 52%,#9ee4ff);background-clip:text;color:transparent}.lead{max-width:620px;color:#d8cfe4;font-size:clamp(17px,2vw,20px);line-height:1.8}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.btn{border:0;border-radius:15px;min-height:48px;padding:0 20px;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:650;cursor:pointer}.btn-primary{background:linear-gradient(135deg,var(--rose),var(--lav));color:#24152d;box-shadow:0 10px 28px rgba(220,147,255,.24)}.btn-secondary{background:rgba(255,255,255,.065);border:1px solid var(--line);color:#fff}.btn-danger{background:rgba(255,84,119,.12);border:1px solid rgba(255,117,143,.3);color:#ffb6c4}.btn:hover{transform:translateY(-1px);filter:brightness(1.07)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.hero-scene{position:relative;height:570px}.moon{position:absolute;width:320px;height:320px;border-radius:50%;top:36px;right:9%;background:radial-gradient(circle at 35% 30%,#fff 0,#ffe7f0 33%,#b7b6ff 70%,rgba(159,143,255,.25));box-shadow:0 0 100px rgba(190,162,255,.28)}.river{position:absolute;inset:240px 0 0;border-radius:50% 50% 18px 18px/15% 15% 18px 18px;background:linear-gradient(150deg,rgba(115,98,186,.3),rgba(51,168,198,.16)),repeating-linear-gradient(178deg,transparent 0 20px,rgba(255,255,255,.08) 21px,transparent 22px);transform:perspective(500px) rotateX(57deg);filter:drop-shadow(0 20px 40px #06020e)}.floating-card{position:absolute;width:270px;border:1px solid rgba(255,255,255,.18);border-radius:28px;padding:14px;background:rgba(31,21,52,.65);backdrop-filter:blur(20px);box-shadow:var(--shadow);animation:float 5s ease-in-out infinite}.floating-card.one{top:210px;left:5%;transform:rotate(-4deg)}.floating-card.two{right:0;bottom:26px;animation-delay:-2.5s;transform:rotate(3deg)}.mini-message{display:flex;gap:12px;align-items:center}.mini-avatar{width:52px;height:52px;border-radius:18px;background:linear-gradient(145deg,#9f78db,#41295f);display:grid;place-items:center;font-size:22px}.mini-message b{display:block}.mini-message p{margin:4px 0 0;color:var(--muted);font-size:13px}@keyframes float{50%{margin-top:-12px}}
.section{padding:70px 0}.section-title{text-align:center;max-width:720px;margin:0 auto 34px}.section-title h2{font:500 clamp(32px,5vw,54px)/1.15 Georgia,"Noto Serif TC",serif;margin:10px 0}.section-title p{color:var(--muted);line-height:1.75}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,rgba(255,255,255,.075),rgba(255,255,255,.025));backdrop-filter:blur(20px);box-shadow:0 16px 45px rgba(4,2,14,.2);padding:26px}.feature-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(145deg,rgba(255,159,200,.2),rgba(139,212,255,.16));color:#ffd3e6}.card h3{margin:18px 0 8px}.card p{color:var(--muted);line-height:1.7;margin:0}.steps{counter-reset:step}.step{position:relative;padding-left:80px;min-height:72px}.step::before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:52px;height:52px;display:grid;place-items:center;border-radius:18px;background:linear-gradient(145deg,var(--rose),var(--lav));color:#261531;font:700 19px Georgia}.fineprint{font-size:13px;color:#a99dbd;line-height:1.7}.center{text-align:center}.page-head{max-width:740px;margin:22px auto 34px;text-align:center}.page-head h1{font:500 clamp(36px,6vw,62px)/1.1 Georgia,"Noto Serif TC",serif;margin:12px}.page-head p{color:var(--muted);line-height:1.7}.form-card{width:min(600px,100%);margin:auto}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.field{display:grid;gap:8px}.field.full{grid-column:1/-1}.field label,.label{font-size:13px;color:#dbd0e8;font-weight:600}.field-help{display:block;color:#9f94b3;font-size:11px;line-height:1.5}.birthday-fields{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:9px}.input{width:100%;min-width:0;min-height:48px;border:1px solid var(--line);border-radius:14px;background:rgba(8,5,20,.46);padding:0 14px;color:#fff;outline:0}.input:focus{border-color:rgba(211,171,255,.7);box-shadow:0 0 0 3px rgba(198,167,255,.1)}textarea.input{padding:13px;resize:vertical}.check{display:flex;align-items:flex-start;gap:10px;color:var(--muted);font-size:14px;line-height:1.55}.check input{margin-top:4px;accent-color:var(--rose)}.divider{height:1px;background:var(--line);margin:22px 0}.form-actions{display:flex;gap:12px;align-items:center;justify-content:flex-end;margin-top:24px}.captcha-box{grid-column:1/-1;width:100%;max-width:550px;min-height:76px;justify-self:center;border:1px dashed rgba(198,167,255,.35);border-radius:16px;padding:12px;display:grid;place-items:center;background:rgba(139,110,193,.07)}
.choice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.choice{position:relative;border:1px solid var(--line);border-radius:20px;padding:20px;background:rgba(255,255,255,.035);cursor:pointer}.choice input{position:absolute;opacity:0}.choice:has(input:checked){border-color:var(--lav);background:rgba(198,167,255,.12);box-shadow:inset 0 0 0 1px var(--lav)}.chips{display:flex;flex-wrap:wrap;gap:9px}.chip{border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.04);padding:9px 13px;color:var(--muted);cursor:pointer}.chip:has(input:checked){color:#26152f;background:linear-gradient(135deg,#ffb1d2,#cbb2ff);border-color:transparent}.chip input{position:absolute;opacity:0}.avatar-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}.avatar-choice{aspect-ratio:1;border:2px solid transparent;border-radius:22px;padding:3px;background:rgba(255,255,255,.05);cursor:pointer;overflow:hidden}.avatar-choice:has(input:checked){border-color:var(--rose);box-shadow:0 0 0 4px rgba(255,159,200,.12)}.avatar-choice img{width:100%;height:100%;object-fit:cover;border-radius:16px}.avatar-choice input{position:absolute;opacity:0}
.character-shell{display:grid;grid-template-columns:minmax(300px,.75fr) minmax(0,1.25fr);gap:26px;align-items:stretch}.portrait-card{min-height:600px;position:relative;overflow:hidden;padding:0}.portrait-card>img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.portrait-card::after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(12,7,27,.94))}.portrait-info{position:absolute;z-index:2;left:28px;right:28px;bottom:28px}.portrait-info h1{font:500 44px Georgia,"Noto Serif TC",serif;margin:8px 0}.status{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:13px}.status-dot{width:9px;height:9px;border-radius:50%;background:var(--bad);box-shadow:0 0 10px currentColor}.status.online .status-dot{background:var(--good)}.status.online{color:#a9f5d8}.fact-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:22px}.fact{border-radius:18px;padding:18px;background:rgba(255,255,255,.045);border:1px solid var(--line)}.fact small{display:block;color:var(--muted);margin-bottom:7px}.danger-zone{border-color:rgba(255,117,143,.24);margin-top:18px}
.chat-wrap{height:calc(100vh - 150px);min-height:580px;display:grid;grid-template-rows:auto 1fr auto;border:1px solid var(--line);border-radius:30px;overflow:hidden;background:rgba(17,10,35,.72);box-shadow:var(--shadow);backdrop-filter:blur(25px)}.chat-head{display:flex;align-items:center;gap:13px;padding:15px 20px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.035)}.chat-head img{width:46px;height:46px;object-fit:cover;border-radius:16px}.chat-head h1{font-size:16px;margin:0}.chat-head .status{margin-top:4px}.chat-messages{overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:9px;scrollbar-color:rgba(255,255,255,.2) transparent}.bubble-row{display:flex;max-width:min(76%,640px);gap:9px;align-items:flex-end}.bubble-row.ai{align-self:flex-start}.bubble-row.user{align-self:flex-end;flex-direction:row-reverse}.bubble{padding:11px 15px;border-radius:20px;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}.ai .bubble{background:rgba(255,255,255,.085);border-bottom-left-radius:6px}.user .bubble{background:linear-gradient(135deg,#d49bea,#ff9fc8);color:#25142d;border-bottom-right-radius:6px}.bubble time{display:block;font-size:10px;opacity:.55;margin-top:5px}.typing{display:flex;gap:5px;padding:15px 18px}.typing i{width:7px;height:7px;background:#d5c9e5;border-radius:50%;animation:bounce 1s infinite}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}@keyframes bounce{50%{transform:translateY(-5px);opacity:.55}}.chat-compose{border-top:1px solid var(--line);padding:13px;display:grid;grid-template-columns:1fr auto;gap:10px;background:rgba(14,8,29,.9)}.chat-compose textarea{height:48px;max-height:130px;min-height:48px}.send{width:48px;height:48px;border-radius:15px;border:0;background:linear-gradient(135deg,var(--rose),var(--lav));color:#291832;cursor:pointer}.counter{grid-column:1/-1;text-align:right;font-size:11px;color:var(--muted);height:13px}.empty{min-height:420px;display:grid;place-items:center;text-align:center}.empty i{font-size:45px;color:#e5b1e6}.settings-list{display:grid;gap:14px;max-width:760px;margin:auto}.setting-row{display:flex;justify-content:space-between;gap:24px;align-items:center}.setting-row p{margin:4px 0 0;color:var(--muted);font-size:13px}.legal{max-width:820px;margin:auto}.legal h1{font:500 48px Georgia,"Noto Serif TC",serif}.legal h2{margin-top:35px}.legal p,.legal li{color:#cfc4dc;line-height:1.8}.legal nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}.recovery-codes{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:18px 0}.recovery-codes code{display:block;padding:10px;background:rgba(0,0,0,.25);border-radius:10px;font-size:12px;user-select:all}.modal-backdrop{position:fixed;inset:0;z-index:80;background:rgba(5,2,13,.72);backdrop-filter:blur(12px);display:grid;place-items:center;padding:20px}.modal{width:min(560px,100%);max-height:min(760px,calc(100vh - 40px));overflow:auto;border:1px solid var(--line);border-radius:28px;padding:28px;background:linear-gradient(150deg,#26183e,#15102c);box-shadow:var(--shadow)}.modal h2{font:500 32px Georgia,"Noto Serif TC",serif;margin:0 0 10px}.modal p{color:var(--muted);line-height:1.7}#toast{position:fixed;z-index:100;left:50%;bottom:90px;transform:translate(-50%,20px);opacity:0;pointer-events:none;border:1px solid var(--line);border-radius:14px;padding:11px 16px;background:#291b42;box-shadow:var(--shadow);transition:.25s}#toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:900px){.topbar{grid-template-columns:1fr auto;padding:0 22px}.desktop-nav{display:none}.hero{grid-template-columns:1fr;min-height:auto}.hero-copy{text-align:center}.lead{margin-inline:auto}.actions{justify-content:center}.hero-scene{height:460px;width:min(560px,100%);margin:auto}.grid-4{grid-template-columns:repeat(2,1fr)}.character-shell{grid-template-columns:1fr}.portrait-card{min-height:680px}.avatar-grid{grid-template-columns:repeat(4,1fr)}main{padding-bottom:110px}.mobile-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;z-index:30;bottom:0;left:0;right:0;padding:7px max(8px,env(safe-area-inset-left)) calc(7px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:rgba(16,9,32,.9);backdrop-filter:blur(24px)}.mobile-nav a{display:grid;place-items:center;gap:4px;min-height:51px;color:var(--muted);font-size:10px;border-radius:13px}.mobile-nav i{font-size:17px}.mobile-nav a.active{color:#ffd2e5;background:rgba(255,255,255,.06)}}
@media(max-width:620px){main{width:min(100% - 28px,var(--max));padding-top:25px}.topbar{height:66px;padding:0 15px}.brand small{display:none}.hero{gap:12px}.hero h1{font-size:51px}.hero-scene{height:390px}.moon{width:250px;height:250px;right:6%}.floating-card{width:230px}.floating-card.one{top:180px}.floating-card.two{bottom:5px}.grid-2,.grid-4,.form-grid,.fact-list{grid-template-columns:1fr}.field.full{grid-column:auto}.section{padding:45px 0}.card{padding:20px}.choice-grid{grid-template-columns:1fr 1fr}.avatar-grid{grid-template-columns:repeat(3,1fr)}.portrait-card{min-height:520px}.chat-wrap{height:calc(100dvh - 150px);min-height:480px;border-radius:22px}.chat-messages{padding:16px}.bubble-row{max-width:88%}.recovery-codes{grid-template-columns:1fr}.setting-row{align-items:flex-start;flex-direction:column}.setting-row .btn,.setting-row select{width:100%}.form-actions{flex-direction:column-reverse}.form-actions .btn{width:100%}.legal h1{font-size:38px}}
@media(min-width:1400px){:root{--max:1260px}.hero-scene{height:630px}}@media(hover:none){.btn:hover{transform:none}}
.language-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
@media(max-width:620px){.language-options{grid-template-columns:1fr}}
main:focus{outline:none}
@media(min-width:621px){.hero h1{font-size:clamp(48px,4.8vw,64px);line-height:1.04}}
.auth-actions{justify-self:end;display:flex;align-items:center;gap:8px}.nav-auth{min-height:40px;padding:0 14px;border:1px solid var(--line);border-radius:13px;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:650;white-space:nowrap}.nav-auth-secondary{background:rgba(255,255,255,.045);color:#eee6f7}.nav-auth-primary{border-color:transparent;background:linear-gradient(135deg,var(--rose),var(--lav));color:#25142d;box-shadow:0 8px 22px rgba(220,147,255,.18)}
.hero{position:relative;isolation:isolate}.hero::before{content:"";position:absolute;z-index:-2;top:-46px;bottom:-26px;left:50%;width:100vw;transform:translateX(-50%);background:linear-gradient(90deg,rgba(8,7,25,.94) 0%,rgba(12,8,30,.72) 39%,rgba(12,9,35,.12) 72%),linear-gradient(0deg,rgba(16,10,35,.9) 0%,transparent 38%),url('/assets/hero-river-of-reverie.png') center/cover no-repeat}.hero::after{content:"";position:absolute;z-index:-1;inset:auto -10vw -27px;height:120px;background:linear-gradient(transparent,var(--night));pointer-events:none}.hero-copy,.hero-scene{position:relative;z-index:1}.hero-copy{padding:36px 0;text-shadow:0 2px 26px rgba(4,2,15,.46)}
.character-preview{position:relative}.character-gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.character-gallery figure{position:relative;min-width:0;aspect-ratio:4/5;margin:0;border:1px solid var(--line);border-radius:26px;overflow:hidden;background:var(--panel);box-shadow:var(--shadow)}.character-gallery img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .6s ease}.character-gallery figure:hover img{transform:scale(1.035)}.character-gallery figcaption{position:absolute;left:12px;right:12px;bottom:12px;padding:12px 14px;border:1px solid rgba(255,255,255,.14);border-radius:16px;background:rgba(15,9,32,.66);backdrop-filter:blur(18px);font-weight:650;text-align:center}
@media(max-width:900px){.hero::before{top:-46px;bottom:-8px;background-position:62% center}.hero-copy{padding-top:62px}.character-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.auth-actions{gap:6px}.nav-auth{min-height:36px;padding:0 10px;font-size:12px}.hero{min-height:760px;align-content:start}.hero::before{top:-25px;bottom:0;background-position:66% center;background-image:linear-gradient(180deg,rgba(10,7,27,.7) 0%,rgba(10,7,27,.82) 48%,rgba(16,10,35,.96) 100%),url('/assets/hero-river-of-reverie.png')}.hero-copy{padding-top:36px}.hero-scene{height:250px}.floating-card.one{top:44px;left:0}.floating-card.two{right:0;bottom:5px}.character-gallery{gap:11px}.character-gallery figure{border-radius:20px}.character-gallery figcaption{left:8px;right:8px;bottom:8px;padding:9px 7px;font-size:12px}}
@media(max-width:370px){.brand-mark{width:36px;height:36px}.brand b{font-size:15px}.nav-auth{padding:0 8px;font-size:11px}}
.brand-mark{overflow:hidden;background:radial-gradient(circle at 42% 35%,rgba(255,238,247,.22),rgba(96,59,139,.2));border:1px solid rgba(255,220,241,.18)}.brand-logo{width:100%;height:100%;display:block;object-fit:contain;filter:drop-shadow(0 5px 10px rgba(214,150,255,.25))}.mini-avatar{overflow:hidden;background:#2a1943}.mini-avatar img{width:100%;height:100%;display:block;object-fit:cover}.nexa-captcha{width:100%;max-width:550px;min-height:72px;margin:auto}.nexa-captcha iframe{display:block;width:100%;border:0;border-radius:14px}.captcha-box:has(.nexa-captcha iframe){display:block;padding:0;overflow:hidden;border-style:solid;background:rgba(9,6,22,.6)}.captcha-loading{color:var(--muted);font-size:13px}.send i{font-size:17px}
.chat-compose textarea{padding:10px 13px;resize:none;overflow-y:auto;scrollbar-width:none}
.chat-compose textarea::-webkit-scrollbar{display:none}