/*
 * 电影胶片档案室设计提醒：墨蓝 #0B1623 是放映厅，珊瑚 #FF5B4D 是播放与行动，米白 #F5F0E8 是纸张。
 * 使用不对称胶片带、片场注释和编辑留白；所有动效克制、可逆，并尊重减少动态效果偏好。
 */
:root{--ink:#0b1623;--ink-2:#142435;--paper:#f5f0e8;--cream:#fffdf9;--coral:#ff5b4d;--coral-dark:#df453a;--mist:#d9d3cb;--slate:#66717e;--line:rgba(11,22,35,.16);--serif:"Noto Serif SC","Songti SC",serif;--sans:"Noto Sans SC","PingFang SC","Microsoft Yahei",sans-serif;--ease:cubic-bezier(.23,1,.32,1)}
.partners-section{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(2rem,7vw,10rem);align-items:center;padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem);border-top:1px solid var(--line)}.partner-copy h2{margin:.2rem 0 1rem;font-family:var(--serif);font-size:clamp(2rem,3.8vw,4.2rem);line-height:1.3;letter-spacing:-.07em}.partner-copy p:not(.eyebrow){max-width:30rem;color:#56626c;font-size:.85rem}.partner-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.partner-wall span{display:grid;place-items:center;min-height:120px;background:var(--paper);text-align:center;font-family:var(--serif);font-size:.9rem;letter-spacing:.03em;transition:background .2s var(--ease),color .2s var(--ease)}.partner-wall span:hover{background:var(--ink);color:#fff}.partner-wall small{font-family:var(--sans);font-size:.62rem;color:var(--coral)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:1000;top:-4rem;left:1rem;background:var(--coral);color:#fff;padding:.7rem 1rem;font-weight:700}.skip-link:focus{top:1rem}.site-header{position:relative;z-index:30;background:var(--cream);border-bottom:1px solid var(--line)}.header-rail{min-height:82px;display:flex;align-items:center;gap:2rem;padding:0 clamp(1.2rem,4vw,5rem)}.brand-lockup{display:inline-flex;align-items:center;gap:.65rem;flex:none}.brand-symbol{width:46px;height:46px;display:block}.brand-wordmark{font-family:var(--serif);font-size:1.45rem;font-weight:900;letter-spacing:-.08em;line-height:1;white-space:nowrap}.brand-wordmark span{font-family:var(--sans);font-size:.88rem;font-weight:700;letter-spacing:-.06em;color:var(--coral);margin-left:.1rem}.main-nav{display:flex;align-items:center;gap:clamp(.8rem,2vw,2rem);margin-left:auto}.main-nav a{font-size:.83rem;font-weight:700;letter-spacing:.03em;position:relative;white-space:nowrap}.main-nav a:after{content:"";position:absolute;left:0;right:0;bottom:-.35rem;height:2px;background:var(--coral);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease)}.main-nav a:hover:after,.main-nav a[aria-current=page]:after{transform:scaleX(1)}.menu-toggle{display:none;background:transparent;border:0;color:var(--ink);padding:.3rem;margin-left:auto}.menu-toggle span{display:block;width:1.4rem;height:2px;background:currentColor;margin:.25rem 0}.menu-toggle i{font-size:.65rem;font-style:normal}.search-rail{display:flex;gap:1.2rem;align-items:center;padding:.82rem clamp(1.2rem,4vw,5rem);background:#ece6dd;border-top:1px solid var(--line)}.search-field{display:flex;align-items:center;gap:.65rem;flex:1;max-width:690px;background:var(--cream);border:1px solid var(--line);padding:.55rem .75rem}.search-field svg{width:1.1rem;height:1.1rem;fill:none;stroke:var(--slate);stroke-width:1.7}.search-field input{min-width:0;flex:1;border:0;outline:0;background:transparent;color:var(--ink);font-size:.85rem}.search-field input::placeholder{color:#77818d}.search-field kbd{font-size:.62rem;font-weight:700;color:var(--slate);padding:.1rem .35rem;border:1px solid var(--line);border-radius:3px}.search-status{font-size:.75rem;color:#53606c}.section-dark{background:var(--ink);color:var(--paper)}.section-light{background:var(--cream);color:var(--ink)}.section-paper{background:var(--paper);color:var(--ink)}.hero{position:relative;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:clamp(2rem,7vw,9rem);overflow:hidden;padding:clamp(4rem,8vw,8rem) clamp(1.2rem,7vw,10rem) clamp(4rem,7vw,7rem)}.hero:after{content:"";position:absolute;width:50vw;height:50vw;right:-19vw;bottom:-40vw;border:1px solid rgba(245,240,232,.12);border-radius:50%}.hero-copy{position:relative;z-index:2;align-self:center;max-width:45rem}.eyebrow{display:flex;gap:.8rem;align-items:center;margin:0 0 1.3rem;font-size:.71rem;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:#abb5bf}.eyebrow span{color:var(--coral)}.eyebrow-dark{color:#606d79}.hero h1,.section-heading h2,.river-intro h2,.ai-content h2,.faq-intro h2,.expert-heading h2,.join-intro h2,.feedback-section h2,.contact-card h2,.page-hero h1{font-family:var(--serif);line-height:1.24;letter-spacing:-.07em}.hero h1{margin:0;max-width:760px;font-size:clamp(2.5rem,5.4vw,5.8rem);font-weight:900}.hero h1 em,.river-intro h2 em,.page-hero h1 em{color:var(--coral);font-style:normal}.hero-lede{max-width:40rem;margin:1.8rem 0 2rem;color:#cbd1d5;font-size:clamp(.95rem,1.3vw,1.06rem)}.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:1.2rem}.button{display:inline-flex;align-items:center;justify-content:center;gap:.8rem;border:1px solid transparent;min-height:48px;padding:.75rem 1.05rem;font-size:.85rem;font-weight:800;letter-spacing:.015em;transition:background .18s var(--ease),transform .18s var(--ease),color .18s var(--ease)}.button:hover{transform:translateY(-2px)}.button:active{transform:scale(.97)}.button-coral{background:var(--coral);color:#fff}.button-coral:hover{background:var(--coral-dark)}.button-ink{background:var(--ink);color:var(--paper)}.button-ink:hover{background:var(--coral)}.text-link{display:inline-flex;align-items:center;gap:.5rem;font-weight:800;font-size:.84rem;border-bottom:1px solid currentColor;padding-bottom:.15rem}.text-link span{transition:transform .2s var(--ease)}.text-link:hover span{transform:translateX(.25rem)}.dark-link{color:var(--ink)}.hero-tags{display:flex;gap:.55rem;flex-wrap:wrap;padding:0;margin:2.1rem 0 0;list-style:none}.hero-tags li{border:1px solid rgba(245,240,232,.3);font-size:.72rem;padding:.22rem .55rem;color:#d7dde0}.hero-screen{position:relative;z-index:1;align-self:center;box-shadow:23px 26px 0 rgba(255,91,77,.2)}.screen-topline,.screen-caption{display:flex;justify-content:space-between;align-items:center;padding:.65rem .8rem;background:#e7ddd0;color:var(--ink);font-family:monospace;font-size:.66rem;letter-spacing:.08em}.screen-art{position:relative;overflow:hidden;min-height:clamp(300px,39vw,520px);background:linear-gradient(138deg,#142435 0%,#1d3e5b 40%,#a15146 100%)}.screen-art:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,22,35,.85),transparent 56%),repeating-linear-gradient(90deg,rgba(255,255,255,.04) 0 1px,transparent 1px 55px);mix-blend-mode:multiply}.screen-beam{position:absolute;width:90%;height:23%;filter:blur(1px);transform:skewY(-28deg);transform-origin:right}.beam-a{top:22%;right:-14%;background:rgba(255,91,77,.58)}.beam-b{top:57%;right:-36%;background:rgba(247,229,176,.45)}.screen-orb{position:absolute;width:38%;aspect-ratio:1;right:13%;top:15%;border-radius:50%;background:radial-gradient(circle at 35% 35%,#fff2c3 0 3%,#ffba6b 9%,#e66851 44%,#152437 70%);box-shadow:0 0 70px rgba(255,179,107,.33)}.studio-silhouette{position:absolute;bottom:0;left:13%;width:50%;height:58%;border-bottom:6px solid #050c12}.studio-silhouette i{position:absolute;right:13%;bottom:0;width:12%;height:58%;border-radius:48% 48% 5% 5%;background:#050c12}.studio-silhouette b{position:absolute;right:3%;bottom:52%;width:55%;height:6px;background:#050c12;transform:rotate(-17deg)}.studio-silhouette span{position:absolute;right:43%;bottom:51%;width:20%;height:20%;border-radius:50%;background:#050c12}.screen-caption{position:relative;background:#122536;color:#f7f2ea;gap:.5rem;justify-content:flex-start}.pulse-dot{display:inline-block;width:.45rem;height:.45rem;background:var(--coral);border-radius:50%;box-shadow:0 0 0 5px rgba(255,91,77,.16)}.play-round{margin-left:auto;display:grid;place-items:center;width:2.25rem;height:2.25rem;border:0;border-radius:50%;background:var(--coral);color:#fff;font-size:.7rem;transition:transform .18s var(--ease)}.play-round:hover{transform:scale(1.1)}.hero-side-mark{position:absolute;right:1.2rem;top:9rem;color:rgba(245,240,232,.3);font-size:.64rem;line-height:1.3;letter-spacing:.09em;writing-mode:vertical-rl}.feature-section{padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem)}.section-heading{display:flex;justify-content:space-between;gap:2rem;align-items:flex-end;margin-bottom:3.5rem}.split-heading>div:first-child{max-width:48rem}.section-heading h2,.river-intro h2,.ai-content h2,.faq-intro h2,.expert-heading h2,.join-intro h2,.feedback-section h2,.contact-card h2{margin:.2rem 0 0;font-size:clamp(2.05rem,4.2vw,4.8rem);font-weight:900}.heading-aside{max-width:23rem;color:#51606c;font-size:.9rem}.heading-aside .text-link{margin-top:.9rem}.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1rem,2vw,1.6rem)}.video-card{outline:0;cursor:pointer}.video-card:focus-visible .video-frame{outline:3px solid var(--coral);outline-offset:4px}.video-frame{position:relative;overflow:hidden;aspect-ratio:1.43;background:var(--ink)}.card-art{position:absolute;inset:0;overflow:hidden;transition:transform .38s var(--ease)}.video-card:hover .card-art,.video-card:focus .card-art{transform:scale(1.045)}.card-art:before{content:"";position:absolute;width:64%;aspect-ratio:1;border-radius:50%;right:-15%;top:-22%;background:rgba(255,255,255,.22);filter:blur(2px)}.card-art:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,12,18,.54),transparent 56%)}.card-art i,.card-art b{position:absolute;z-index:1;display:block}.art-number{position:absolute;z-index:2;top:9%;left:8%;font-family:var(--serif);font-size:clamp(2.2rem,4vw,4.4rem);line-height:1;font-weight:900;color:rgba(255,255,255,.9)}.art-word{position:absolute;z-index:2;right:7%;bottom:8%;font-family:var(--serif);font-size:1rem;line-height:1.12;color:rgba(255,255,255,.92);letter-spacing:-.07em}.tone-sunset .card-art{background:linear-gradient(135deg,#e96852,#f1ad72 55%,#1a465b)}.tone-sunset i{width:58%;height:9%;background:#113142;right:-5%;top:60%;transform:rotate(-28deg)}.tone-sunset b{width:21%;aspect-ratio:1;border:5px solid #113142;border-radius:50%;right:20%;top:30%}.tone-city .card-art{background:linear-gradient(140deg,#1c2e43,#54718f 53%,#efc59a)}.tone-city i{width:23%;height:68%;bottom:-5%;left:20%;background:#1d2b3d;clip-path:polygon(0 100%,0 29%,20% 29%,20% 0,42% 0,42% 45%,57% 45%,57% 16%,75% 16%,75% 56%,100% 56%,100% 100%)}.tone-city b{width:140%;height:2px;left:-20%;top:58%;background:#ff715c;transform:rotate(-17deg)}.tone-editor .card-art{background:linear-gradient(140deg,#161e2c,#405e72 43%,#cc7456)}.tone-editor i{left:12%;bottom:13%;width:75%;height:44%;background:repeating-linear-gradient(90deg,#101722 0 11%,#df7256 11% 18%,#f0b570 18% 27%,#5f91a1 27% 37%);transform:perspective(200px) rotateX(52deg)}.tone-editor b{width:35%;height:35%;border:3px solid rgba(255,238,196,.8);border-radius:50%;right:11%;top:16%}.tone-cos .card-art{background:linear-gradient(135deg,#395679,#7ba7b4 48%,#e27b6c)}.tone-cos i{width:27%;height:80%;border-radius:50% 50% 0 0;background:#e8d7c6;left:37%;bottom:-12%}.tone-cos b{width:70%;height:68%;border:12px solid rgba(242,220,194,.75);border-left-color:transparent;border-bottom-color:transparent;border-radius:50%;left:15%;top:-17%;transform:rotate(-24deg)}.tone-night .card-art{background:linear-gradient(140deg,#100f24,#41336a 46%,#da604a)}.tone-night i{width:57%;height:13%;background:#e2c6a0;left:24%;top:48%;transform:rotate(-28deg);box-shadow:0 0 0 18px rgba(225,192,133,.12)}.tone-night b{width:20%;height:62%;background:#0b1021;right:22%;bottom:-9%;clip-path:polygon(42% 0,58% 0,72% 100%,28% 100%)}.tone-voice .card-art{background:linear-gradient(135deg,#1e3438,#548279 47%,#e9aa72)}.tone-voice i{width:61%;height:61%;left:18%;top:19%;border:9px solid rgba(252,233,201,.8);border-radius:50%}.tone-voice b{width:7px;height:77%;left:48%;top:12%;background:#fe7158;box-shadow:-25px 20px 0 #fe7158,25px -12px 0 #fe7158}.video-duration{position:absolute;z-index:5;right:.55rem;bottom:.55rem;padding:.1rem .4rem;background:rgba(5,12,18,.78);color:#fff;font-size:.7rem;font-weight:700}.video-play{position:absolute;z-index:5;left:50%;top:50%;display:grid;place-items:center;width:3rem;height:3rem;border-radius:50%;background:var(--coral);color:#fff;font-size:.8rem;transform:translate(-50%,-40%) scale(.78);opacity:0;transition:opacity .22s var(--ease),transform .22s var(--ease)}.video-card:hover .video-play,.video-card:focus .video-play{opacity:1;transform:translate(-50%,-50%) scale(1)}.video-meta{display:flex;justify-content:space-between;gap:.6rem;margin-top:.75rem;color:#65717d;font-size:.66rem;font-weight:700;letter-spacing:.04em}.video-card h3,.video-card h2{margin:.3rem 0 .1rem;font-family:var(--serif);font-size:1.05rem;line-height:1.45;letter-spacing:-.035em}.video-stats{display:flex;gap:.8rem;margin:.25rem 0 0;color:#6f7984;font-size:.66rem}.media-river{padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem);overflow:hidden}.river-intro{max-width:48rem}.river-intro h2{font-size:clamp(2.2rem,4.8vw,5.5rem)}.media-river-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:1px;background:rgba(245,240,232,.18);border:1px solid rgba(245,240,232,.18);margin-top:3.3rem}.river-card{min-height:260px;display:flex;flex-direction:column;align-items:flex-start;padding:clamp(1.4rem,3vw,3.3rem);background:#0f2131;transition:background .2s var(--ease)}.river-card:hover{background:#17364e}.river-card.river-large{grid-row:span 2;min-height:521px;background:linear-gradient(135deg,#1d3c56,#9e554b)}.card-index{font-family:monospace;font-size:.75rem;color:var(--coral)}.river-card h3{margin:auto 0 .5rem;font-family:var(--serif);font-size:clamp(1.3rem,2.2vw,2rem);line-height:1.35;letter-spacing:-.05em}.river-card p{margin:0;color:#bdc9ce;font-size:.86rem}.river-card a{margin-top:1.2rem;font-size:.76rem;font-weight:800;color:#fff}.ai-section{position:relative;display:grid;grid-template-columns:1fr 1fr;min-height:650px;overflow:hidden;padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem);gap:5vw}.chapter-tab{position:absolute;right:3.5vw;top:0;padding:1rem .6rem;background:var(--coral);color:#fff;font-size:.62rem;font-weight:800;line-height:1.4;letter-spacing:.08em;writing-mode:vertical-rl}.ai-content{max-width:37rem;align-self:center}.ai-content p:not(.eyebrow){color:#55616b;max-width:33rem}.ai-content .button{margin-top:1.1rem}.ai-collage{position:relative;align-self:center;min-height:390px}.ai-frame{position:absolute;inset:5% 5% 5% 8%;overflow:hidden;background:linear-gradient(130deg,#102033,#447184 42%,#ca755b);box-shadow:19px 20px 0 #dccebd}.ai-frame span{position:absolute;z-index:4;left:1rem;top:1rem;color:#fff;font-family:monospace;font-size:.66rem}.ai-frame:before{content:"";position:absolute;width:58%;height:130%;top:-15%;right:18%;background:linear-gradient(100deg,transparent 43%,rgba(255,219,159,.9) 44% 47%,transparent 48%);transform:rotate(20deg)}.ai-frame i{position:absolute;bottom:10%;left:13%;width:67%;height:12%;background:repeating-linear-gradient(90deg,#152a3b 0 10%,#ff6f55 10% 18%,#e9bf82 18% 28%,#4d8693 28% 39%);transform:perspective(130px) rotateX(48deg)}.ai-sticker{position:absolute;z-index:5;right:-4%;bottom:-2%;display:grid;place-items:center;width:8rem;aspect-ratio:1;background:var(--coral);color:#fff;font-family:var(--serif);font-weight:900;font-size:1.25rem;line-height:1.2;transform:rotate(8deg)}.ai-lines{position:absolute;right:-9%;top:0;width:35%;height:30%;border-top:2px solid var(--ink);border-right:2px solid var(--ink)}.community-section{padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem)}.community-section .section-heading{display:grid;grid-template-columns:1fr 1.1fr;align-items:end}.community-section .section-heading>p{max-width:31rem;margin:0 0 .3rem;color:#56626c}.community-bento{display:grid;grid-template-columns:1.2fr .8fr .8fr 1.1fr;gap:1px;background:var(--line);border:1px solid var(--line)}.community-bento article{min-height:250px;padding:1.7rem;background:#fffdf9}.community-bento article:nth-child(1),.community-bento article:nth-child(4){background:#f0e9df}.bento-icon{display:grid;place-items:center;width:2.7rem;height:2.7rem;border-radius:50%;background:var(--ink);color:var(--coral);font-size:1.1rem}.community-bento h3,.community-bento h2{font-family:var(--serif);font-size:1.35rem;line-height:1.35;letter-spacing:-.05em;margin:3rem 0 .5rem}.community-bento p{font-size:.83rem;line-height:1.7;color:#59646d;margin:0}.expert-section{padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem)}.expert-heading>p{max-width:26rem;margin:0;color:#b8c2c8;font-size:.86rem}.expert-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:rgba(245,240,232,.17);border:1px solid rgba(245,240,232,.17)}.expert-card{display:grid;grid-template-columns:37% 1fr;background:#102132}.expert-portrait{position:relative;min-height:360px;overflow:hidden;background:#425c6c}.expert-portrait>span{position:absolute;z-index:4;top:1rem;left:1rem;color:rgba(255,255,255,.8);font-family:monospace}.expert-portrait:before{content:"";position:absolute;width:160%;height:150%;left:-65%;top:-14%;background:linear-gradient(115deg,transparent 40%,rgba(255,196,135,.6) 41% 44%,transparent 45%);transform:rotate(-20deg)}.expert-portrait i{position:absolute;width:68%;height:78%;bottom:-6%;left:24%;background:#d7b393;border-radius:48% 48% 0 0;box-shadow:0 -112px 0 -63px #1a2733}.portrait-1{background:linear-gradient(145deg,#475f69,#d36750)}.portrait-2{background:linear-gradient(145deg,#1f3f58,#8a6984)}.portrait-3{background:linear-gradient(145deg,#506a67,#ca8d62)}.portrait-4{background:linear-gradient(145deg,#2e3a56,#be6680)}.expert-info{padding:clamp(1.2rem,3vw,2.6rem)}.expert-role{margin:0;color:var(--coral);font-size:.71rem;font-weight:800}.expert-info h3{margin:.35rem 0 .6rem;font-family:var(--serif);font-size:1.65rem;letter-spacing:-.06em}.expert-info>p:not(.expert-role){margin:.2rem 0 1rem;color:#c1cbd1;font-size:.8rem}.expert-info dl{display:grid;grid-template-columns:3.1rem 1fr;gap:.32rem .55rem;margin:0;font-size:.72rem;line-height:1.5}.expert-info dt{color:#7f909d}.expert-info dd{margin:0;color:#e1e7ea}.card-actions{display:flex;gap:.55rem;flex-wrap:wrap;margin-top:1.2rem}.card-actions button,.feedback-empty button,.share-buttons button{border:1px solid rgba(245,240,232,.35);background:transparent;color:#fff;padding:.43rem .63rem;font-size:.68rem;font-weight:700;transition:background .18s var(--ease),color .18s var(--ease)}.card-actions button:hover,.feedback-empty button:hover{background:var(--coral);border-color:var(--coral)}.join-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(2rem,8vw,12rem);padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem)}.howto-list{padding:0;margin:0;list-style:none;counter-reset:join}.howto-list li{display:grid;grid-template-columns:4rem 1fr;gap:1rem;padding:1.5rem 0;border-top:1px solid var(--line)}.howto-list li:last-child{border-bottom:1px solid var(--line)}.howto-list span{font-family:var(--serif);font-weight:900;color:var(--coral);font-size:1.6rem}.howto-list h3{margin:0;font-family:var(--serif);font-size:1.4rem;letter-spacing:-.05em}.howto-list p{margin:.3rem 0 0;color:#59636c;font-size:.85rem}.faq-section{display:grid;grid-template-columns:.88fr 1.12fr;gap:clamp(2rem,7vw,10rem);padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem)}.faq-list details{border-top:1px solid var(--line);padding:.9rem 0}.faq-list details:last-child{border-bottom:1px solid var(--line)}.faq-list summary{display:grid;grid-template-columns:2.7rem 1fr 1rem;gap:.5rem;list-style:none;font-family:var(--serif);font-size:1.08rem;font-weight:700;line-height:1.55;cursor:pointer}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-family:monospace;color:var(--coral);font-size:.68rem;padding-top:.35rem}.faq-list summary b{font-family:var(--sans);font-size:1.15rem;font-weight:400;transition:transform .2s var(--ease)}.faq-list details[open] summary b{transform:rotate(45deg)}.faq-list details p{margin:.6rem 1.5rem 0 3.2rem;color:#59636c;font-size:.84rem}.feedback-section{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,7vw,10rem);padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem)}.feedback-section>div:first-child>p:not(.eyebrow){max-width:32rem;color:#bdc7cc;font-size:.88rem}.feedback-empty{align-self:center;padding:clamp(2rem,6vw,5rem);border:1px solid rgba(245,240,232,.24);text-align:center}.feedback-empty>span{display:block;color:var(--coral);font-family:monospace;font-size:.67rem;letter-spacing:.09em}.feedback-empty p{font-family:var(--serif);font-size:1.5rem;line-height:1.4}.contact-section{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,7vw,9rem);padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem)}.contact-card>p:not(.eyebrow){max-width:30rem;color:#56626c;font-size:.88rem}.contact-board{align-self:center;border-top:2px solid var(--ink)}.contact-line{display:grid;grid-template-columns:6rem 1fr;gap:1rem;padding:1.1rem 0;border-bottom:1px solid var(--line)}.contact-line span{font-size:.7rem;font-weight:800;letter-spacing:.08em;color:var(--coral)}.contact-line b{font-size:.85rem;font-weight:700}.site-footer{position:relative;overflow:hidden;background:var(--ink);color:var(--paper);padding:0 clamp(1.2rem,7vw,10rem)}.film-perf{height:14px;margin:0 -10rem;background:repeating-linear-gradient(90deg,var(--cream) 0 24px,transparent 24px 43px)}.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .95fr .9fr;gap:clamp(1.5rem,3vw,4rem);padding:4rem 0 3rem}.footer-brand p{max-width:25rem;color:#bbc6cc;font-size:.79rem}.update-time{color:var(--coral)!important;font-weight:700}.site-footer h2{margin:0 0 1rem;color:var(--coral);font-size:.72rem;letter-spacing:.08em}.footer-links,.contact-list{list-style:none;padding:0;margin:0}.footer-links li,.contact-list li{margin:.55rem 0;color:#d6dde0;font-size:.77rem}.footer-links a:hover{color:var(--coral)}.tiny-note{color:#8997a1;font-size:.66rem;line-height:1.65}.qr-pair{display:flex;gap:.8rem;margin:0}.qr-pair figure{margin:0;text-align:center}.qr-pair img{display:block;width:84px;max-width:100%;padding:.3rem;background:#fff}.qr-pair figcaption{margin-top:.5rem;color:#d5dee1;font-size:.66rem;line-height:1.4}.qr-pair small{color:#8d9ca5;font-size:.59rem}.footer-bottom{display:flex;justify-content:space-between;gap:1rem;padding:1.1rem 0;border-top:1px solid rgba(245,240,232,.2);font-size:.65rem;color:#8998a2}.toast{position:fixed;z-index:100;left:50%;bottom:1.5rem;max-width:min(90vw,440px);padding:.7rem 1rem;background:var(--ink);color:#fff;box-shadow:0 8px 24px rgba(11,22,35,.25);font-size:.8rem;transform:translate(-50%,200%);opacity:0;transition:transform .25s var(--ease),opacity .25s var(--ease)}.toast.is-visible{transform:translate(-50%,0);opacity:1}.inner-page{min-height:70vh}.breadcrumbs{display:flex;gap:.5rem;align-items:center;padding:1rem clamp(1.2rem,7vw,10rem);background:#ebe5dc;color:#697681;font-size:.72rem}.breadcrumbs a{font-weight:700}.breadcrumbs a:hover{color:var(--coral)}.page-hero{padding:clamp(3.5rem,7vw,7rem) clamp(1.2rem,12vw,17rem) clamp(3.5rem,7vw,7rem)}.page-hero-dark{background:var(--ink);color:var(--paper)}.page-hero-paper{background:var(--paper);color:var(--ink)}.page-hero h1{max-width:54rem;margin:.2rem 0 1rem;font-size:clamp(2.5rem,5.2vw,5.6rem);font-weight:900}.page-hero>p:last-child{max-width:42rem;margin:0;color:#bac6cd;font-size:.96rem}.page-hero-paper>p:last-child{color:#58646e}.filter-row{display:flex;gap:.5rem;overflow-x:auto;padding:1.1rem clamp(1.2rem,7vw,10rem);border-bottom:1px solid var(--line)}.filter-row button{border:1px solid var(--line);background:transparent;padding:.4rem .7rem;font-size:.74rem;font-weight:700;white-space:nowrap}.filter-row button.is-active,.filter-row button:hover{background:var(--ink);border-color:var(--ink);color:#fff}.video-grid-page{padding:clamp(2rem,5vw,5rem) clamp(1.2rem,7vw,10rem) clamp(4rem,8vw,9rem)}.process-strip{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line)}.process-strip article{min-height:230px;padding:clamp(1.3rem,3vw,3.2rem);border-right:1px solid var(--line)}.process-strip article:last-child{border:0}.process-strip span,.tool-list article>span{color:var(--coral);font-family:monospace;font-size:.76rem}.process-strip h2{font-family:var(--serif);font-size:1.25rem;letter-spacing:-.04em}.process-strip p{color:#5a6670;font-size:.8rem}.split-content{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,8vw,10rem);padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem);background:var(--paper)}.split-content h2{font-family:var(--serif);font-size:clamp(2rem,3.6vw,3.7rem);line-height:1.35;letter-spacing:-.07em}.split-content p:not(.eyebrow){max-width:35rem;color:#56616b}.archive-board{position:relative;min-height:380px;padding:1.5rem;background:linear-gradient(135deg,#112635,#386579 54%,#ce7355);color:#fff;box-shadow:18px 18px 0 #d4c4b2;overflow:hidden}.archive-board>span{font-family:monospace;font-size:.65rem;letter-spacing:.08em}.archive-board b{position:absolute;z-index:3;right:10%;bottom:12%;font-family:var(--serif);font-size:clamp(1.6rem,3vw,3.1rem);line-height:1.25;letter-spacing:-.08em}.archive-board i{position:absolute;width:140%;height:30%;left:-10%;top:35%;background:rgba(255,222,153,.7);transform:rotate(-27deg)}.community-bento-page{margin:clamp(3rem,6vw,6rem) clamp(1.2rem,7vw,10rem)}.community-bento-page small{display:block;margin-top:2rem;color:#7c858b;font-size:.65rem}.notice-panel{margin:0 clamp(1.2rem,7vw,10rem) clamp(4rem,8vw,9rem);padding:clamp(2rem,5vw,5rem);background:var(--paper);border-left:8px solid var(--coral)}.notice-panel h2{margin:.2rem 0 1.2rem;font-family:var(--serif);font-size:clamp(1.8rem,3.3vw,3.4rem);letter-spacing:-.07em}.notice-panel ul{max-width:50rem;padding-left:1.2rem;color:#53606a;font-size:.86rem}.notice-panel li{margin:.7rem 0}.tool-list{margin:clamp(3rem,6vw,6rem) clamp(1.2rem,7vw,10rem) clamp(4rem,8vw,9rem)}.tool-list article{display:grid;grid-template-columns:4rem 1fr auto;gap:1rem;align-items:center;padding:1.5rem 0;border-top:1px solid var(--line)}.tool-list article:last-child{border-bottom:1px solid var(--line)}.tool-list h2{margin:0;font-family:var(--serif);font-size:clamp(1.25rem,2vw,1.85rem);letter-spacing:-.05em}.tool-list p{margin:.25rem 0 0;color:#5b6771;font-size:.82rem}.tool-list button{border:1px solid var(--ink);background:transparent;padding:.55rem .75rem;font-size:.72rem;font-weight:700}.tool-list button:hover{background:var(--ink);color:#fff}.about-columns{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,9vw,14rem);padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem)}.about-columns h2,.share-section h2{font-family:var(--serif);font-size:clamp(2rem,3.6vw,3.8rem);line-height:1.3;letter-spacing:-.07em}.about-columns article>p:not(.eyebrow){color:#56626d;max-width:39rem}.about-columns aside{background:var(--paper);padding:clamp(1.5rem,3vw,3rem)}.about-columns dl{display:grid;grid-template-columns:6.7rem 1fr;gap:.8rem 1rem;margin:0;font-size:.8rem}.about-columns dt{color:#66727d;font-weight:700}.about-columns dd{margin:0;font-weight:700}.share-section{padding:clamp(4rem,8vw,9rem) clamp(1.2rem,7vw,10rem);background:var(--ink);color:var(--paper)}.share-section .eyebrow{color:#b9c5ca}.share-buttons{display:flex;flex-wrap:wrap;gap:.7rem}.share-buttons button{padding:.7rem 1.2rem}.share-buttons button:hover{background:var(--coral);border-color:var(--coral)}.share-section .tiny-note{max-width:38rem;margin-top:1rem}@media (max-width:1050px){.main-nav{gap:.8rem}.main-nav a{font-size:.72rem}.hero{grid-template-columns:1fr 1fr;padding-left:5vw;padding-right:5vw}.video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.community-bento{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}.footer-brand{grid-column:span 3}.expert-card{grid-template-columns:33% 1fr}.ai-section{padding-left:5vw;padding-right:5vw}.expert-list{grid-template-columns:1fr}.expert-card{min-height:350px}}@media (max-width:760px){body{font-size:15px}.header-rail{min-height:68px;padding:0 1.1rem}.brand-symbol{width:39px;height:39px}.brand-wordmark{font-size:1.25rem}.menu-toggle{display:block}.main-nav{position:absolute;display:none;top:68px;left:0;right:0;padding:1rem 1.1rem 1.3rem;background:var(--cream);border-bottom:1px solid var(--line);box-shadow:0 12px 18px rgba(11,22,35,.1)}.main-nav.is-open{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}.main-nav a{font-size:.76rem}.search-rail{padding:.65rem 1.1rem}.search-status{display:none}.search-field kbd{display:none}.hero{display:block;padding:3.9rem 1.1rem 3rem}.hero h1{font-size:clamp(2.35rem,11vw,4.1rem)}.hero-screen{margin-top:2.8rem}.hero-side-mark{display:none}.screen-art{min-height:300px}.section-heading,.community-section .section-heading,.faq-section,.feedback-section,.contact-section,.join-section,.ai-section,.split-content,.about-columns{display:block}.section-heading{margin-bottom:2.2rem}.heading-aside{margin-top:1.2rem}.feature-section,.media-river,.community-section,.expert-section{padding:3.8rem 1.1rem}.video-grid{grid-template-columns:1fr;gap:2rem}.video-card h3,.video-card h2{font-size:1.18rem}.media-river-grid{grid-template-columns:1fr}.river-card,.river-card.river-large{grid-row:auto;min-height:240px}.ai-section{min-height:auto;padding:3.8rem 1.1rem}.ai-collage{min-height:315px;margin-top:2rem}.chapter-tab{right:1rem}.community-bento{grid-template-columns:1fr}.community-bento article{min-height:190px}.community-bento h3,.community-bento h2{margin-top:1.7rem}.expert-heading>p{margin-top:1rem}.expert-list{display:block}.expert-card{display:grid;grid-template-columns:35% 1fr;margin-bottom:1px}.expert-portrait{min-height:290px}.expert-info{padding:1.1rem}.expert-info h3{font-size:1.35rem}.expert-info dl{grid-template-columns:1fr;gap:.12rem}.expert-info dt{margin-top:.3rem}.expert-info dd{font-size:.68rem}.card-actions{margin-top:.7rem}.join-section{padding:3.8rem 1.1rem}.howto-list{margin-top:2rem}.faq-section{padding:3.8rem 1.1rem}.faq-list{margin-top:2rem}.faq-list summary{font-size:.98rem}.faq-list details p{margin-left:0}.feedback-section{padding:3.8rem 1.1rem}.feedback-empty{margin-top:2rem}.contact-section{padding:3.8rem 1.1rem}.contact-board{margin-top:2rem}.footer-grid{grid-template-columns:1fr;padding:3rem 0 2rem}.footer-brand{grid-column:auto}.footer-bottom{display:block;line-height:1.8}.footer-bottom span{display:block}.qr-pair img{width:90px}.page-hero{padding:3.4rem 1.1rem}.breadcrumbs{padding:.85rem 1.1rem}.process-strip{grid-template-columns:1fr 1fr}.process-strip article{min-height:180px;padding:1.1rem}.process-strip article:nth-child(2){border-right:0}.process-strip article:nth-child(-n+2){border-bottom:1px solid var(--line)}.video-grid-page{padding:2rem 1.1rem 4rem}.community-bento-page{margin:2rem 1.1rem 3.8rem}.notice-panel{margin:0 1.1rem 3.8rem;padding:1.5rem}.tool-list{margin:2rem 1.1rem 4rem}.tool-list article{grid-template-columns:2.6rem 1fr}.tool-list article>button{grid-column:2}.about-columns{padding:3.8rem 1.1rem}.about-columns aside{margin-top:2rem}.about-columns dl{grid-template-columns:1fr;gap:.18rem}.about-columns dd{margin-bottom:.6rem}.share-section{padding:3.8rem 1.1rem}}@media (prefers-reduced-motion:no-preference){.reveal{animation:reveal .55s var(--ease) both}.hero-screen{animation-delay:.12s}@keyframes reveal{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}