:root{--blue:#00518c;--navy:#063d67;--ink:#16394f;--paper:#f4f7f9;--line:#bacbd7;--led:#ffb23a;--serif:'Noto Serif TC','Songti TC',serif;--sans:'Noto Sans TC','PingFang TC',sans-serif;--ease:cubic-bezier(.2,.7,.2,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:18px;line-height:1.9}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:500}h1,h2{font-family:var(--serif)}a{color:inherit;text-underline-offset:6px}img{display:block;max-width:100%;height:auto}button{font:inherit;color:inherit}a:focus-visible,summary:focus-visible,button:focus-visible{outline:3px solid #a44336;outline-offset:6px}
.wrap{max-width:1440px;padding-inline:64px;margin-inline:auto}

/* ───────── Intro: anime-film arrival at dusk ───────── */
.intro,.whiteout{display:none}
.intro-on{overflow:hidden}
.intro-on .intro{display:block;position:fixed;inset:0;z-index:100;color:#fff;font-family:var(--sans);background:#140f2a;--plat:22vh;--th:clamp(120px,min(30vh,42vw),300px)}
.whiteout{display:block;position:fixed;inset:0;z-index:101;background:#fffaf2;opacity:0;pointer-events:none;transition:opacity 1.1s ease}
.whiteout.on{opacity:1;transition:opacity .45s ease-in}
.intro-scene{position:absolute;inset:0;overflow:hidden}
.world{position:absolute;inset:-2%;transform-origin:50% 70%}
.sky{position:absolute;inset:0;background:linear-gradient(180deg,#0c1638 0%,#233a78 22%,#6c5fa3 44%,#d98fa0 62%,#ffbe98 74%,#ffe2b8 82%,#fff1d6 88%)}
.stars{position:absolute;inset:0 0 58% 0;background-image:radial-gradient(1.4px 1.4px at 8% 18%,#fff,transparent),radial-gradient(1px 1px at 22% 8%,#fff,transparent),radial-gradient(1.2px 1.2px at 37% 26%,#fff,transparent),radial-gradient(1px 1px at 55% 12%,#fff,transparent),radial-gradient(1.5px 1.5px at 68% 30%,#fff,transparent),radial-gradient(1px 1px at 82% 9%,#fff,transparent),radial-gradient(1.2px 1.2px at 93% 22%,#fff,transparent),radial-gradient(1px 1px at 46% 40%,#fff,transparent);opacity:.8;animation:twinkle 3.5s ease-in-out infinite alternate}
@keyframes twinkle{to{opacity:.35}}
.sun{position:absolute;left:66%;bottom:calc(var(--plat) + 16px);width:46vmin;height:46vmin;translate:-50% 50%;border-radius:50%;background:radial-gradient(circle,#fffdf4 0%,#fff3d2 9%,#ffd9a6 22%,#ffb58f55 45%,transparent 70%);mix-blend-mode:screen}
.rays{position:absolute;left:66%;bottom:calc(var(--plat) + 16px);width:220vmax;height:220vmax;translate:-50% 50%;background:repeating-conic-gradient(from 0deg,#fff4dc1a 0 3deg,transparent 3deg 11deg);mask-image:radial-gradient(circle,#000 0%,transparent 42%);-webkit-mask-image:radial-gradient(circle,#000 0%,transparent 42%);animation:spin 90s linear infinite;mix-blend-mode:screen}
@keyframes spin{to{rotate:360deg}}
.clouds{position:absolute;left:0;top:0;width:100%;height:calc(100% - var(--plat) - 16px)}
.cloud-a{animation:drift 70s linear infinite alternate}.cloud-b{animation:drift 90s linear infinite alternate-reverse}.cloud-far{animation:drift 120s linear infinite alternate}
@keyframes drift{to{transform:translateX(-60px)}}
.city{position:absolute;left:0;width:100%;height:11vh;bottom:calc(var(--plat) + 22px);opacity:.85}
.wires{position:absolute;left:0;top:0;width:100%;height:calc(100% - var(--plat) - 20px)}
.stage{position:absolute;left:0;right:0;bottom:var(--plat);height:calc(var(--th) + 40px)}
.rails{position:absolute;left:0;right:0;bottom:0;height:24px;background:linear-gradient(90deg,#ffe0b033,#ffe0b0aa 66%,#ffe0b033) 0 3px/100% 2px no-repeat,linear-gradient(#3c3558,#231e3b) 0 3px/100% 5px no-repeat,linear-gradient(#3c3558,#231e3b) 0 15px/100% 5px no-repeat,repeating-linear-gradient(90deg,#1d1830 0 16px,transparent 16px 50px) 0 0/100% 24px,#120e22}
.train{position:absolute;left:0;bottom:19px;height:var(--th);aspect-ratio:1400/250;transform:translateX(130vw);will-change:transform}
.train-body{width:100%;height:100%}
.train-svg{width:100%;height:100%;overflow:visible;display:block;filter:drop-shadow(0 -2px 10px #ffcf9e33)}
.train .wheel{transform-box:fill-box;transform-origin:center}
.train.moving .train-body{animation:bob .09s linear infinite alternate}
@keyframes bob{to{transform:translateY(1.2px)}}
.t-beam{opacity:.9;animation:beam 2.2s ease-in-out infinite alternate}
@keyframes beam{to{opacity:.6}}
.t-glint{transform-box:view-box}
.train.glint .t-glint{animation:glint 1.3s cubic-bezier(.5,0,.3,1) forwards}
@keyframes glint{to{transform:translateX(2200px)}}
.platform{position:absolute;left:0;right:0;bottom:0;height:var(--plat);background:linear-gradient(180deg,#4b4266 0%,#2c2645 30%,#181428 100%)}
.platform:before{content:'';position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,#ffd7a8,#fff0d6 66%,#ffd7a8);opacity:.9}
.tactile{position:absolute;left:0;right:0;top:9px;height:12px;background:radial-gradient(circle,#8a6c1f 30%,transparent 36%) 0 0/10px 10px,#c9a33a;opacity:.85}
.ekimei{position:absolute;right:7vw;bottom:8vh;width:clamp(190px,20vw,300px);z-index:2}
.ekimei>i{position:absolute;top:50%;bottom:-8vh;width:6px;background:linear-gradient(90deg,#15121f,#3b3553 50%,#15121f);z-index:-1}.ekimei>i:first-of-type{left:18%}.ekimei>i:last-of-type{right:18%}
.ek-board{width:100%;background:linear-gradient(180deg,#f3f1f6,#d6d3e0);color:#1d2140;text-align:center;border-radius:3px;padding:8px 0 0;box-shadow:0 10px 24px #0007,inset 0 1px 0 #fff;position:relative}
.ek-board:after{content:'';position:absolute;inset:0;background:linear-gradient(105deg,transparent 30%,#ffd9b055 60%,transparent 75%);border-radius:inherit}
.ek-name{font-family:var(--serif);font-weight:700;font-size:clamp(22px,2.5vw,36px);letter-spacing:.35em;margin-right:-.35em;line-height:1.2}
.ek-roma{font-size:clamp(9px,.8vw,12px);letter-spacing:.3em;color:#4a4f70;margin-top:2px}
.ek-band{height:clamp(8px,.9vw,12px);background:var(--blue);margin-top:6px}
.ek-adj{display:flex;justify-content:space-between;padding:4px 8px 6px;font-size:clamp(9px,.75vw,12px);color:#3a3f5e;letter-spacing:.05em}
.petals{position:absolute;top:0;bottom:0;left:0;width:160%;pointer-events:none;z-index:3}
.petals i{position:absolute;top:-4%;left:var(--x);width:var(--s);height:calc(var(--s)*.68);background:radial-gradient(ellipse at 30% 30%,#fff 0%,#ffdbe4 45%,#f39bb6 100%);border-radius:100% 0 100% 0;opacity:.92;animation:fall var(--t) linear var(--d) infinite;box-shadow:0 0 6px #ffc9d655}
@keyframes fall{0%{transform:translate(0,0) rotate3d(1,.4,0,0deg)}100%{transform:translate(var(--dx),112vh) rotate3d(1,.4,0,var(--r))}}
.speed{position:absolute;inset:0;opacity:0;pointer-events:none;z-index:4;mix-blend-mode:screen}
.speed i{position:absolute;left:0;top:var(--y);width:var(--w);height:var(--h);background:linear-gradient(90deg,transparent,#fff 35%,#fff8 70%,transparent);border-radius:2px;animation:streak var(--t) linear var(--d) infinite}
@keyframes streak{from{transform:translateX(110vw)}to{transform:translateX(-60vw)}}
.bars{position:absolute;left:0;right:0;height:0;background:#07060d;z-index:6;transition:height .9s cubic-bezier(.7,0,.2,1)}
.bars-top{top:0}.bars-bot{bottom:0}
.intro.running .bars{height:8.5vh}
.title-card{position:absolute;left:0;right:0;top:13vh;z-index:5;text-align:center;pointer-events:none;text-shadow:0 2px 24px #3b245a99}
.title-card>*{opacity:0}
.tc-kicker{font-family:var(--serif);font-size:clamp(13px,1.5vw,18px);letter-spacing:.6em;margin-right:-.6em}
.title-card .tc-title{font-family:var(--serif);font-weight:700;font-size:clamp(60px,11vw,150px);line-height:1.15;letter-spacing:.3em;margin-right:-.3em;color:#fff;text-shadow:0 0 36px #ffd9b0cc,0 6px 40px #2a1a4a88}
.tc-line{display:block;width:min(420px,60vw);height:1px;margin:10px auto 12px;background:linear-gradient(90deg,transparent,#fff,transparent)}
.tc-sub{font-size:clamp(11px,1.1vw,14px);letter-spacing:.8em;margin-right:-.8em}
.title-card.show .tc-kicker{animation:tcIn 1.4s var(--ease) forwards}
.title-card.show .tc-title{animation:tcTitle 1.8s cubic-bezier(.2,.8,.2,1) .15s forwards}
.title-card.show .tc-line{animation:tcLine 1.4s cubic-bezier(.6,0,.2,1) .5s forwards}
.title-card.show .tc-sub{animation:tcIn 1.4s var(--ease) .75s forwards}
@keyframes tcIn{from{opacity:0;transform:translateY(10px);filter:blur(6px)}to{opacity:1;transform:none;filter:none}}
@keyframes tcTitle{from{opacity:0;letter-spacing:.9em;filter:blur(14px)}to{opacity:1;letter-spacing:.3em;filter:none}}
@keyframes tcLine{from{opacity:1;transform:scaleX(0)}to{opacity:1;transform:scaleX(1)}}
.intro-actions{position:absolute;left:50%;top:50%;translate:-50% -50%;z-index:5;display:flex;flex-direction:column;align-items:center;gap:14px;transition:opacity .6s,filter .6s;text-align:center}
.intro.running .intro-actions{opacity:0;filter:blur(8px);pointer-events:none}
.intro-go{font-family:var(--serif);font-size:clamp(18px,2vw,22px);font-weight:500;letter-spacing:.5em;padding:16px 30px 16px calc(30px + .5em);color:#fff;background:#ffffff14;border:1px solid #ffffffb3;border-radius:0;cursor:pointer;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);position:relative;transition:background .3s,letter-spacing .4s}
.intro-go:before,.intro-go:after{content:'';position:absolute;width:10px;height:10px;border:1px solid #fff}
.intro-go:before{left:-6px;top:-6px;border-right:0;border-bottom:0}.intro-go:after{right:-6px;bottom:-6px;border-left:0;border-top:0}
.intro-go:hover{background:#ffffff2e;letter-spacing:.6em}
.intro-hint{display:flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.25em;color:#fff;opacity:.85;text-shadow:0 1px 8px #2a1a4a}
.intro-skip{position:absolute;z-index:7;right:18px;top:14px;background:none;border:0;border-bottom:1px solid #ffffff66;color:#fff;font-size:13px;letter-spacing:.2em;padding:4px 2px;cursor:pointer;opacity:.8}
.intro-skip:hover{opacity:1}
.intro-skip:focus-visible,.intro-go:focus-visible{outline:1px solid #ffffffaa;outline-offset:5px}
@media(max-width:760px){.intro-on .intro{--plat:20vh}.ekimei{right:4vw;width:170px}.sun{left:72%}.rays{left:72%}}

/* ───────── Scroll progress rail ───────── */
.rail-progress{position:fixed;left:0;right:0;top:0;height:3px;z-index:40;pointer-events:none}
.rail-progress:before{content:'';position:absolute;inset:0;background:var(--blue);transform-origin:left;transform:scaleX(var(--p,0))}
.mini-train{position:absolute;left:0;top:4px;width:34px;transform:translateX(calc(var(--p,0) * (100vw - 50px))) scaleX(-1);opacity:calc(var(--p,0) * 40)}

/* ───────── Header & opening ───────── */
.header{max-width:1440px;margin:auto;padding:28px 64px;display:flex;justify-content:space-between;align-items:center;gap:16px}.logo{display:block;line-height:0}.logo img{width:176px;height:auto}.header nav{display:flex;gap:34px;font-size:20px;font-weight:700}.header nav a{text-decoration:none;position:relative}.header nav a:after{content:'';position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:right;transition:transform .35s var(--ease)}.header nav a:hover{color:var(--blue)}.header nav a:hover:after{transform:scaleX(1);transform-origin:left}
.opening{display:grid;grid-template-columns:1.05fr 1fr;gap:100px;padding-top:44px;padding-bottom:61px;align-items:center}.opening-title{position:relative}.opening h1{font-size:86px;line-height:1.18;color:var(--blue);letter-spacing:.02em;position:relative;z-index:1}.opening h1 br{display:none}.opening-rule{display:block;margin-top:25px;width:88%;height:5px;background:var(--blue);position:relative;transform-origin:left}.opening-rule:after{content:'';position:absolute;top:11px;left:0;width:75%;height:1px;background:var(--blue)}
.rule-train{position:absolute;width:52px;bottom:9px;left:calc(100% - 52px);scale:-1 1}
.opening-statement{font-family:var(--serif);font-size:31px;line-height:1.6;color:var(--blue);margin-bottom:12px}.opening-copy>p:not(.opening-statement){font-size:16px}.service-tags{display:flex;flex-wrap:wrap;gap:10px 24px;font-size:13px;margin-top:27px;color:#577186}
.opening-cta{display:inline-flex;align-items:center;gap:10px;margin-top:26px;font-size:15px;color:var(--blue);text-decoration:none;border:1px solid var(--blue);border-radius:999px;padding:6px 18px;transition:background .25s,color .25s}.opening-cta span{display:inline-block;animation:nudge 1.6s ease-in-out infinite}.opening-cta:hover{background:var(--blue);color:#fff}
@keyframes nudge{50%{transform:translateY(4px)}}
/* arrival choreography (after intro) */
.js .opening h1,.js .opening-copy>*{opacity:0;transform:translateY(22px)}
.js .opening-rule{transform:scaleX(0)}
.js .rule-train{opacity:0}
.arrived .opening h1,.arrived .opening-copy>*{opacity:1;transform:none;transition:opacity .9s var(--ease),transform .9s var(--ease)}
.arrived .opening-copy>*:nth-child(2){transition-delay:.12s}.arrived .opening-copy>*:nth-child(3){transition-delay:.22s}
.arrived .opening-rule{transform:none;transition:transform 1.1s cubic-bezier(.6,0,.2,1) .15s}
.arrived .rule-train{animation:ride 2.6s cubic-bezier(.12,.62,.25,1) .5s both}
@keyframes ride{from{left:0;opacity:0}8%{opacity:1}to{left:calc(100% - 52px);opacity:1}}

/* ───────── Station LED board (ticker) ───────── */
.ticker{background:linear-gradient(#27313a,#1a2127);padding:16px 64px;position:relative}
.ticker:before,.ticker:after{content:'';position:absolute;top:0;width:5px;height:16px;background:#56636d}.ticker:before{left:22%}.ticker:after{right:22%}
.ticker-board{max-width:1312px;margin:0 auto;display:grid;grid-template-columns:auto 1fr auto;background:#040506;border:7px solid #33404a;border-radius:4px;box-shadow:inset 0 0 0 2px #000,inset 0 0 18px #000,0 10px 24px #0006;position:relative}
.ticker-board:before,.ticker-board:after{content:'';position:absolute;top:50%;width:5px;height:5px;margin-top:-2.5px;border-radius:50%;background:#7c8a94;box-shadow:0 0 0 1px #1d252b}.ticker-board:before{left:-6px}.ticker-board:after{right:-6px}
.tk-cell{display:flex;flex-direction:column;justify-content:center;padding:8px 20px;border-right:3px solid #151b20;white-space:nowrap}
.tk-clock{border-right:0;border-left:3px solid #151b20;text-align:right}
.tk-cell small{font-size:11px;color:#8494a0;letter-spacing:.2em;line-height:1.5}
.tk-cell b,.tk-screen{font-weight:700;font-size:27px;letter-spacing:.14em;line-height:1.6}
.tk-cell b{color:#ffbf4d;text-shadow:0 0 3px #ffb23a;position:relative}
.tk-clock b{color:#6bff8f;text-shadow:0 0 3px #52ff7c;font-variant-numeric:tabular-nums;letter-spacing:.1em}
.tk-clock b .colon{animation:blink 1s steps(2,start) infinite}
@keyframes blink{to{visibility:hidden}}
.tk-screen{overflow:hidden;position:relative;display:flex;align-items:center;min-height:64px;color:#ffbf4d;text-shadow:0 0 3px #ffb23a}
.ticker-track{display:flex;white-space:nowrap;will-change:transform}
.tk-seg{display:inline-flex;align-items:center;padding-right:40px}
.tk-seg i{font-style:normal;color:#ff5a3a;text-shadow:0 0 3px #ff4a2a;margin:0 22px;font-size:.7em}
.tk-seg em{font-style:normal;margin:0 32px 0 0}.tk-seg em.r{color:#ff5a3a;text-shadow:0 0 3px #ff4a2a}.tk-seg em.g{color:#6bff8f;text-shadow:0 0 3px #52ff7c;margin-left:48px;margin-right:0}
/* dot-matrix mask: every lit pixel reads as an LED */
.tk-screen:after,.tk-cell b:after,.sch-stop b:after{content:'';position:absolute;inset:-2px;background:radial-gradient(circle,transparent 58%,#040506a6 86%) 0 0/3px 3px;pointer-events:none}
.tk-screen:before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,#ffffff0a,transparent 40%);z-index:1;pointer-events:none}

/* ───────── Featured ───────── */
.featured{padding-top:90px}
.featured-head{display:flex;align-items:baseline;justify-content:space-between;border-bottom:2px solid var(--blue);padding-bottom:22px;margin-bottom:0;color:var(--blue)}
.featured-head h2{font-size:48px;order:-1}.featured-head .section-label{margin:0}
.feature{position:relative;overflow:hidden;padding-block:clamp(56px,8vw,120px)}
.feature-inner{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,5vw,84px);align-items:center}
.f-signal .feature-inner{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
.f-truth{--fg:#eef1f3;background:#101316;color:var(--fg)}
.f-truth:before{content:'';position:absolute;width:140%;height:1px;left:-20%;top:62%;background:#87b4d055;transform:rotate(-9deg)}
.f-signal{--fg:#221f1a;background:#efe6d6;color:var(--fg)}
.f-signal:before{content:'';position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;border:1px solid #c9b596;box-shadow:0 0 0 60px #efe6d6,0 0 0 61px #d8c7aa,0 0 0 120px #efe6d6,0 0 0 121px #e1d3ba}
.feature-text{position:relative;z-index:1}
.schedule{width:min(100%,440px);background:#040506;border:6px solid #33404a;border-radius:4px;box-shadow:inset 0 0 0 2px #000,0 14px 28px #0005;padding:10px 18px 14px;margin-bottom:26px;color:#fff}
.sch-head{display:flex;justify-content:space-between;font-size:12px;letter-spacing:.2em;color:#8494a0;border-bottom:1px solid #1d252b;padding-bottom:7px;margin-bottom:8px}
.sch-head span:first-child{color:#ff4a2a;text-shadow:0 0 6px #ff4a2a88}.sch-head span:last-child{color:#52ff7c;text-shadow:0 0 6px #52ff7c88}
.sch-row{display:grid;grid-template-columns:auto 1fr auto;align-items:end;gap:16px}
.sch-stop small{display:block;font-size:11px;letter-spacing:.3em;color:#8494a0;line-height:1.4}
.sch-stop:last-child{text-align:right}
.sch-stop b{display:inline-block;position:relative;font-size:32px;font-weight:700;line-height:1.3;letter-spacing:.06em;color:#ffbf4d;text-shadow:0 0 3px #ffb23a;font-variant-numeric:tabular-nums}
.sch-line{position:relative;height:2px;margin-bottom:17px;background:repeating-linear-gradient(90deg,#ffb23a77 0 6px,transparent 6px 11px)}
.sch-line:before,.sch-line:after{content:'';position:absolute;top:-4px;width:10px;height:10px;border-radius:50%;border:2px solid #ffb23a;box-sizing:border-box}.sch-line:before{left:-2px}.sch-line:after{right:-2px}
.sch-line i{position:absolute;top:-6px;left:0;width:22px;height:14px;border-radius:7px 3px 3px 7px;background:#52ff7c;box-shadow:0 0 10px #52ff7c;animation:shuttle 3.8s cubic-bezier(.5,0,.2,1) infinite}
@keyframes shuttle{0%{left:0;opacity:0}8%{opacity:1}70%{left:calc(100% - 22px);opacity:1}88%,100%{left:calc(100% - 22px);opacity:0}}
.feature h3{font-family:var(--serif);font-weight:600;font-size:clamp(54px,7vw,104px);line-height:1.12;letter-spacing:.04em;margin:14px 0 20px;position:relative}
.f-truth h3{color:#fff}
.f-signal h3{font-family:var(--sans);font-weight:700;letter-spacing:.02em}
.feature-sub{font-family:var(--serif);font-size:clamp(20px,2vw,26px);line-height:1.6}
.feature-en{font-size:13px;letter-spacing:.06em;line-height:1.6;margin-top:10px;opacity:.65;max-width:34em}
.feature-desc{font-size:16px;line-height:2;margin-top:26px;max-width:36em}
.feature-meta{margin:26px 0 0;border-top:1px solid currentColor;padding-top:14px;font-size:14px}
.f-truth .feature-meta{border-color:#ffffff33}.f-signal .feature-meta{border-color:#22201a33}
.feature-meta div{display:flex;gap:18px;padding:5px 0}.feature-meta dt{opacity:.6;min-width:2.5em}.feature-meta dd{margin:0}
.signal-icon{width:.44em;height:.37em;margin-left:.12em;vertical-align:.9em;fill:none;stroke:var(--blue);stroke-width:4.5;stroke-linecap:round;overflow:visible}
.signal-icon circle{fill:var(--blue);stroke:none}
.signal-icon path{animation:wave 1.8s ease-in-out infinite}.signal-icon path:nth-of-type(2){animation-delay:.2s}.signal-icon path:nth-of-type(3){animation-delay:.4s}
@keyframes wave{0%,100%{opacity:.18}40%{opacity:1}}
.mosaic{display:grid;gap:12px;position:relative;z-index:1}
.ph{display:block;overflow:hidden;position:relative;background:#0002;cursor:zoom-in}
.ph img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease),filter .4s}
.ph:hover img{transform:scale(1.045)}
.ph:after{content:'⤢';position:absolute;right:10px;bottom:8px;width:30px;height:30px;border-radius:50%;background:#000a;color:#fff;font-size:16px;line-height:30px;text-align:center;opacity:0;transform:scale(.8);transition:.25s}
.ph:hover:after{opacity:1;transform:none}
.mosaic-truth{grid-template-columns:repeat(3,1fr)}
.mosaic-truth .ph{aspect-ratio:3/2}
.mosaic-truth .ph-main{grid-column:1/-1}
.mosaic-signal{grid-template-columns:1fr 1fr 1fr;grid-template-areas:"main main tall" "a b tall"}
.mosaic-signal .ph{aspect-ratio:4/3}
.mosaic-signal .ph-main{grid-area:main}
.mosaic-signal .ph-tall{grid-area:tall;aspect-ratio:auto}
/* reveal: photos wipe in like a passing carriage */
.js .mosaic .ph{clip-path:inset(0 0 0 100%);transition:clip-path 1.15s cubic-bezier(.7,0,.2,1) calc(var(--i,0)*.13s)}
.js .mosaic.in .ph{clip-path:inset(0 0 0 0)}

/* ───────── More covers ───────── */
.showcase{padding-top:90px;padding-bottom:90px}.showcase-label{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:16px 0 25px;color:var(--blue)}.showcase-label h2{font-size:18px;font-family:var(--sans)}.showcase-label>span{font-size:14px}
.covers{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.cover{display:flex;flex-direction:column;position:relative;overflow:hidden;text-decoration:none;transition:transform .35s var(--ease),box-shadow .35s}
.cover:hover{transform:translateY(-6px);box-shadow:0 16px 30px #16394f26}
.cover-photo{display:block;aspect-ratio:16/10;overflow:hidden}
.cover-photo img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease)}
.cover:hover .cover-photo img{transform:scale(1.05)}
.cover-panel{display:flex;flex-direction:column;padding:26px 30px 24px;position:relative;min-height:250px}
.cover-date{font-size:13px}
.cover h3{font-family:var(--serif);font-size:48px;line-height:1.3;margin:12px 0 8px;letter-spacing:.06em}
.cover-sub{font-size:16px;line-height:1.8}
.cover-bottom{margin-top:auto;padding-top:24px;display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:14px}.cover-bottom>span:last-child{font-size:25px;transition:transform .3s}
.cover:hover .cover-bottom>span:last-child{transform:translate(4px,-4px)}
.cover-two{background:#c9dfeb;color:#164c70}
.cover-two .cover-panel:before{content:'';position:absolute;width:135px;height:135px;border:1px solid #6d97b0;border-radius:50%;right:-48px;bottom:40px}
.cover-three{background:#ddb965;color:#3e3826;margin-top:60px}
.cover-three h3{font-size:40px;letter-spacing:0}

/* ───────── About ───────── */
.about{background:#e1eaf0;position:relative}.about-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:95px;padding-top:83px;padding-bottom:85px}.section-label{font-size:14px;color:#607887;display:block;margin-bottom:25px;letter-spacing:.06em}.about h2{font-size:35px;line-height:1.6;color:var(--blue)}.brand-motif{height:190px;position:relative;overflow:hidden;margin-top:40px;max-width:300px}.brand-motif>span{font-family:var(--serif);font-size:155px;color:#8ab0c8;position:absolute;right:27px;top:-26px;line-height:1.5}.brand-motif i{position:absolute;top:90px;height:2px;background:#7da3bd;left:0;right:0}.brand-motif i:last-child{top:135px;height:1px;left:36px}.about-copy p{font-size:17px;line-height:2.1}.about-copy .lead{font-size:18px;margin-bottom:26px}.traits{margin-top:30px;border-top:1px solid #a8bfce;padding-top:18px}.traits p{font-size:15px;padding:6px 0}

/* ───────── Archive ───────── */
.archive{padding-top:85px;padding-bottom:88px}.archive-intro{display:flex;align-items:center;justify-content:space-between;padding-bottom:28px;border-bottom:2px solid var(--blue);color:var(--blue)}.archive-intro h2{font-size:48px}.archive-order{display:flex;align-items:center;gap:14px;font-size:14px;letter-spacing:.1em}.archive-order>span:last-child{font-size:55px;font-family:var(--serif);line-height:1}
.year-group{display:grid;grid-template-columns:175px 1fr;gap:40px;padding-top:34px}.year-group+.year-group{padding-top:65px}.year-side{position:sticky;top:30px;align-self:start}.year-title{font-family:var(--serif);font-size:48px;line-height:1.25;font-weight:400;color:var(--blue)}.year-side>p{font-size:14px;color:#587083;margin-top:15px}.year-side>p:before{content:'';display:inline-block;width:8px;height:8px;border-radius:50%;background:#2fae63;margin-right:8px;vertical-align:1px;animation:live 1.6s ease-in-out infinite}
@keyframes live{50%{opacity:.25}}
details{border-bottom:1px solid var(--line);scroll-margin-top:30px;transition:background .3s}summary{list-style:none;cursor:pointer;padding:25px 0;display:grid;grid-template-columns:1fr 30px;gap:7px 22px}summary::-webkit-details-marker{display:none}.date{font-size:13px;color:#587083;display:block;grid-column:1}.project-title{font-family:var(--serif);font-size:24px;line-height:1.65;color:var(--blue);grid-column:1;font-weight:500}.plus{grid-column:2;grid-row:1/3;align-self:center;font-size:24px;transition:transform .35s var(--ease)}.plus:after{content:'＋'}details[open] .plus{transform:rotate(180deg)}details[open] .plus:after{content:'−'}details[open]{background:#eaf0f5;margin-inline:-20px;padding-inline:20px}summary:hover .project-title{text-decoration:underline;text-underline-offset:6px}
.project-body{padding:0 52px 27px 0;font-size:16px;max-width:880px}details[open] .project-body{animation:drop .45s var(--ease)}
@keyframes drop{from{opacity:0;transform:translateY(-8px)}}
.partner{margin-top:13px;color:#587083;font-size:14px}.project-static{padding:25px 0;border-bottom:1px solid var(--line)}.project-static .date{margin-bottom:7px}
.tag{font-style:normal;font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.1em;background:var(--blue);color:#fff;border-radius:3px;padding:2px 8px;margin-right:10px;vertical-align:4px}
.more{display:inline-block;margin-top:14px;font-size:15px;color:var(--blue);font-weight:500}
.thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:18px}.thumbs .ph{aspect-ratio:4/3}

/* ───────── Services / contact / footer ───────── */
.services{background:#e1eaf0}.services-inner{padding-top:40px;padding-bottom:40px;display:grid;grid-template-columns:1fr 2fr;gap:60px;align-items:center}.services h2{font-size:22px;color:var(--blue)}.services p{font-size:17px}.contact{background:var(--blue);color:#fff}.contact-inner{display:flex;justify-content:space-between;gap:40px;align-items:end;padding-top:61px;padding-bottom:66px}.contact .section-label{color:#bdcfdd}.contact h2{font-size:46px;line-height:1.3;margin-bottom:26px}.mail{font-size:28px;text-decoration:none;border-bottom:1px solid #86aac3;padding-bottom:8px;display:inline-block}.mail span{margin-left:30px;display:inline-block;transition:transform .3s}.mail:hover span{transform:translate(4px,-4px)}address{font-size:16px;font-style:normal}address a{text-decoration:none}address p{margin-top:17px}
.footer{display:flex;justify-content:space-between;align-items:center;gap:25px;padding-top:24px;padding-bottom:24px;font-size:13px}.footer a{text-decoration:none}.footer-links{display:flex;gap:22px;align-items:center}.replay{background:none;border:1px solid var(--line);border-radius:999px;padding:3px 12px;font-size:12px;cursor:pointer;color:var(--blue)}.replay:hover{border-color:var(--blue)}
.skip{position:fixed;top:-100px;left:10px;background:white;padding:8px;z-index:20}.skip:focus{top:10px}

/* ───────── Scroll reveal ───────── */
.js [data-reveal]{opacity:0;transform:translateY(30px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--d,0)*.12s)}
.js [data-reveal].in{opacity:1;transform:none}
.js .cover[data-reveal].in:hover{transform:translateY(-6px);transition-delay:0s}

/* ───────── Lightbox ───────── */
.lightbox{border:0;padding:0;background:transparent;max-width:100vw;max-height:100vh;width:100vw;height:100vh;color:#fff}
.lightbox::backdrop{background:#070b0ee6}
.lightbox figure{margin:0;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:56px 70px 30px}
.lightbox img{flex:1;min-height:0;width:100%;object-fit:contain;animation:lbIn .35s var(--ease)}
.lightbox figcaption{font-size:14px;color:#c8d4dc;text-align:center}
@keyframes lbIn{from{opacity:0;transform:scale(.97)}}
.lightbox button{position:absolute;background:#ffffff14;border:1px solid #ffffff33;color:#fff;border-radius:50%;width:46px;height:46px;font-size:26px;line-height:1;cursor:pointer}
.lightbox button:hover{background:#ffffff33}
.lb-close{top:14px;right:16px}.lb-prev{left:14px;top:50%;translate:0 -50%}.lb-next{right:14px;top:50%;translate:0 -50%}

/* ───────── Responsive ───────── */
@media(max-width:1150px){.wrap{padding-inline:40px}.header{padding-inline:40px}.opening{gap:45px}.opening h1{font-size:70px}.opening h1 br{display:block}.covers{gap:18px}.cover h3{font-size:42px}.cover-three h3{font-size:34px}.about-grid{gap:50px}.year-group{grid-template-columns:125px 1fr;gap:30px}.services-inner{gap:30px}
.feature-inner,.f-signal .feature-inner{grid-template-columns:1fr;gap:40px}
.f-signal .feature-text{order:-1}
.feature h3 br{display:none}}
@media(max-width:760px){.wrap{padding-inline:24px}.header{padding:22px 24px;flex-wrap:wrap}.header nav{gap:18px;font-size:18px}.logo img{width:144px}.opening{padding-top:30px;grid-template-columns:1fr 1fr;gap:30px;padding-bottom:43px}.opening h1{font-size:57px}.opening-statement{font-size:23px}.opening-copy>p:not(.opening-statement){font-size:14px}.service-tags{font-size:12px;gap:5px 12px;margin-top:17px}.covers{grid-template-columns:1fr}.cover-three{margin-top:0}.showcase{padding-block:60px}.about-grid{grid-template-columns:1fr;gap:28px;padding-block:55px}.about h2 br{display:none}.brand-motif{display:none}.section-label{margin-bottom:13px}.about h2{font-size:30px}.year-group{grid-template-columns:95px 1fr;gap:20px}.year-title{font-size:37px}.archive{padding-block:55px}.archive-intro h2,.featured-head h2{font-size:38px}.featured{padding-top:60px}.project-title{font-size:21px}.services-inner{display:block;padding-block:30px}.services p{margin-top:13px}.contact-inner{align-items:start;flex-direction:column;padding-block:47px}.contact h2{font-size:38px}.mail{font-size:25px}.about-copy .lead{font-size:17px}.thumbs{grid-template-columns:repeat(2,1fr)}.mosaic{gap:8px}
.ticker{padding:12px 16px}.ticker:before,.ticker:after{display:none}.ticker-board{grid-template-columns:1fr auto;grid-template-areas:"train clock" "screen screen"}.tk-train{grid-area:train;flex-direction:row;align-items:baseline;gap:12px}.tk-clock{grid-area:clock;flex-direction:row;align-items:baseline;gap:12px;border-left:0}.tk-screen{grid-area:screen;border-top:3px solid #151b20}.tk-cell{padding:6px 14px;border-right:0}.tk-cell b{font-size:20px}.tk-screen{font-size:22px;min-height:50px}.sch-stop b{font-size:26px}.board-head span:first-child,.board-line .led:first-child{display:none}.board-head,.board-line{grid-template-columns:1.4fr 1fr}}
@media(max-width:480px){.header{justify-content:center;row-gap:10px}.header nav{gap:14px;font-size:16px;width:100%;justify-content:center}.logo img{width:132px}.opening{grid-template-columns:1fr;gap:31px;padding-top:19px}.opening h1{font-size:57px}.opening h1 br{display:none}.opening-rule{width:72%;margin-top:16px}.opening-statement br{display:none}.opening-statement{font-size:25px}.opening-copy>p:not(.opening-statement){font-size:15px}.service-tags{font-size:13px;margin-top:14px}.cover-panel{padding:22px 24px;min-height:210px}.cover h3{font-size:40px}.cover-three h3{font-size:32px}.about h2{font-size:27px}.about h2 br{display:block}.about-copy p{font-size:16px}.about-copy .lead{font-size:17px}.traits p{font-size:14px}.year-group{grid-template-columns:1fr;gap:14px}.year-group+.year-group{padding-top:42px}.year-side{display:flex;align-items:baseline;gap:17px;position:static}.year-title{font-size:41px}.year-side>p{margin:0}.project-title{font-size:21px}.project-body{padding-right:10px}.archive-intro h2,.featured-head h2{font-size:34px}.archive-order>span:last-child{font-size:40px}.mail{font-size:20px}.mail span{margin-left:13px}.footer{font-size:12px;flex-wrap:wrap}.feature h3{font-size:50px}.feature h3 br{display:block}.archive-order .en{display:none}.feature-desc{font-size:15px}
.mosaic-signal{grid-template-columns:1fr 1fr;grid-template-areas:"main main" "tall a" "tall b"}
.mosaic-truth{grid-template-columns:1fr 1fr 1fr}
.lightbox figure{padding:60px 12px 70px}.lb-prev,.lb-next{top:auto;bottom:14px;translate:none}}
@media(max-width:400px){.tk-train,.tk-clock{flex-direction:column;align-items:flex-start;gap:0}.tk-clock{align-items:flex-end}}
@media(max-width:360px){.logo img{width:118px}.header nav{font-size:15px;gap:10px}.opening h1{font-size:51px}.mail{font-size:18px}.feature h3{font-size:44px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;transition-delay:0s!important}.js .mosaic .ph{clip-path:none}}

.faq{padding-top:72px;padding-bottom:72px}.faq h2{font-size:32px;margin:12px 0 28px}.faq details{border-top:1px solid #c7c8c4;padding:20px 0}.faq summary{cursor:pointer;font-weight:700;font-size:18px}.faq p{max-width:850px;line-height:1.9;margin-top:16px}.consent-panel{position:fixed;z-index:10000;bottom:16px;left:16px;right:16px;max-width:620px;background:#fff;color:#193342;border:1px solid #ccd4d8;padding:20px;box-shadow:0 4px 24px #0002;border-radius:8px;font:15px/1.6 system-ui,sans-serif}.consent-panel p{margin:0 0 12px}.consent-actions{display:flex;gap:12px;flex-wrap:wrap}.consent-actions button{border:1px solid #00518c;border-radius:4px;background:#fff;color:#00518c;padding:9px 16px;cursor:pointer;font:inherit;font-weight:700}.consent-panel a{color:#00518c;text-decoration:underline}.footer-links{flex-wrap:wrap}.privacy-content{max-width:800px;margin:50px auto;padding:24px;line-height:1.9}.privacy-content h1{font-size:32px}.privacy-content h2{font-size:22px;margin-top:32px}