:root{
  --teal:#3d6776;--teal-deep:#2f5260;--teal-darker:#1c3138;
  --gold:#c9aa6a;--gold-light:#e6cd92;--gold-deep:#8e7b4c;
  --cream:#e6d4a4;--cream-soft:#f4ecd6;
  --wall:#eceae4;--wall-shade:#dcd9d1;--mortar:#9aa3a6;
  --text:#1f2c33;--text-light:#f5efe0;
  --gutter:clamp(160px,13vw,190px);
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

html,body{
  background:#1a2530;color:var(--text);
  font-family:'Montserrat',system-ui,-apple-system,sans-serif;
  font-size:15px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;max-width:100vw;
}
::selection{background:var(--gold);color:#fff}

.world{position:fixed;inset:0;z-index:0;overflow:hidden}
.world svg{position:absolute;inset:0;width:100%;height:100%;display:block}
#sun,#clouds,#skylineFar,#skylineMid,#siteLayer,#craneJib{will-change:transform}

.topbar{
  position:fixed;top:0;left:0;right:0;z-index:60;padding:20px 32px;
  display:flex;align-items:center;justify-content:space-between;
  background:linear-gradient(180deg,rgba(20,30,38,.55),rgba(20,30,38,.12) 58%,transparent);
  pointer-events:none;
}
.topbar>*{pointer-events:auto}
.topbar img{height:150px;filter:drop-shadow(0 2px 6px rgba(0,0,0,.5))}
.topbar__home{display:inline-flex;align-items:center;gap:16px;text-decoration:none}
.topbar__cta,.footer-bar a{
  font-family:'Poppins',sans-serif;font-size:.78rem;font-weight:600;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gold-light);text-decoration:none;text-align:center;
  padding:14px 30px;border-radius:999px;border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(165deg,#3d6776,#1c3138);
  box-shadow:0 30px 70px rgba(0,0,0,.28),0 8px 20px rgba(0,0,0,.15),inset 0 1px 0 rgba(255,255,255,.12);
  transition:color .3s,opacity .35s ease,transform .4s cubic-bezier(.16,1,.3,1);
}
.topbar__cta{white-space:nowrap}
.topbar.tucked .topbar__cta{opacity:0;transform:translateY(-8px);pointer-events:none}
.topbar__home:hover .topbar__cta,.topbar__home:focus-visible .topbar__cta,
.footer-bar a:hover,.footer-bar a:focus-visible{color:#fff;transform:translateY(-3px)}
.topbar__home:focus-visible{outline:3px solid var(--gold-light);outline-offset:6px;border-radius:6px}

.progress-track{position:fixed;top:0;left:0;right:0;height:2px;z-index:70;background:rgba(255,255,255,.10)}
.progress-fill{
  height:100%;width:100%;transform:scaleX(0);transform-origin:left center;
  background:linear-gradient(90deg,var(--gold-light),var(--gold),var(--gold-deep));
  box-shadow:0 0 14px rgba(230,205,146,.55);will-change:transform;
}

.chapter-rail{position:fixed;left:32px;top:50%;transform:translateY(-50%);z-index:50;display:flex;flex-direction:column;gap:18px}
.chapter-rail__dot{width:18px;height:18px;border-radius:50%;background:rgba(255,255,255,.30);cursor:pointer;transition:all .5s cubic-bezier(.16,1,.3,1);position:relative}
.chapter-rail__dot::before{content:'';position:absolute;inset:-6px;border-radius:50%;border:1px solid transparent;transition:.4s}
.chapter-rail__dot.active{background:var(--gold)}
.chapter-rail__dot.active::before{border-color:rgba(201,170,106,.7);box-shadow:0 0 20px rgba(201,170,106,.5)}
.chapter-rail__dot.passed{background:var(--gold-light)}
.chapter-rail__dot::after{
  content:attr(data-label);position:absolute;left:34px;top:50%;transform:translateY(-50%);
  font-family:'Poppins',sans-serif;font-size:.78rem;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:#fff;white-space:nowrap;opacity:0;transition:opacity .3s;
  text-shadow:0 1px 8px rgba(0,0,0,.7);
}
.chapter-rail__dot.active::after{opacity:.92}
.chapter-rail__dot:focus-visible{outline:3px solid var(--gold-light);outline-offset:4px}

.scroll-hint{
  position:fixed;right:52px;bottom:32px;z-index:60;color:#fff;
  font-family:'Poppins',sans-serif;font-size:.82rem;font-weight:600;letter-spacing:.28em;
  text-transform:uppercase;text-shadow:0 1px 6px rgba(0,0,0,.6);
  writing-mode:vertical-rl;text-orientation:mixed;
  pointer-events:none;display:flex;align-items:center;gap:16px;opacity:1;transition:opacity .6s ease;
}
.scroll-hint>span,.scroll-hint::after{animation:hintFade 2.6s ease-in-out infinite}
.scroll-hint::after{content:'';display:block;width:1.5px;height:46px;background:linear-gradient(180deg,#fff,transparent)}
@keyframes hintFade{0%,100%{opacity:.4}50%{opacity:.95}}
.scroll-hint.hidden{opacity:0;pointer-events:none}

#scenes{position:relative;z-index:20}
.scene{position:relative;display:flex;align-items:center;padding:32px var(--gutter)}
.scene__inner{max-width:1180px;margin:0 auto;width:100%;position:relative}
.scene--milestone,.scene--outro,.scene.step-start{padding-top:96px}
.scene--hero{min-height:100vh;padding:140px var(--gutter) 32px}

.hero-grid{display:grid;grid-template-columns:auto 1fr;column-gap:64px;row-gap:26px;align-items:center}
.hero-portrait{position:relative}
.hero-portrait img{width:300px;height:auto;position:relative;z-index:1}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:16px;font-family:'Poppins',sans-serif;
  font-size:.78rem;font-weight:600;letter-spacing:.3em;text-transform:uppercase;
  color:var(--gold-light);margin-bottom:24px;text-shadow:0 2px 10px rgba(0,0,0,.5);
}
.hero-title{
  font-family:'Poppins',sans-serif;font-size:clamp(2.6rem,6vw,4.6rem);font-weight:800;
  color:#fff;line-height:1.02;letter-spacing:-.02em;text-shadow:0 4px 30px rgba(0,0,0,.5);
}
.hero-name{
  font-family:'Poppins',sans-serif;font-size:clamp(1.8rem,4vw,3rem);font-weight:700;
  color:var(--gold-light);margin-top:14px;letter-spacing:-.01em;text-shadow:0 2px 14px rgba(0,0,0,.4);
}
.hero-incident{
  grid-column:1/-1;background:linear-gradient(165deg,#3d6776,#1c3138);
  border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:26px 32px;
  color:var(--text-light);font-size:.98rem;line-height:1.7;
  position:relative;overflow:hidden;
  box-shadow:0 30px 70px rgba(0,0,0,.28),0 8px 20px rgba(0,0,0,.15),inset 0 1px 0 rgba(255,255,255,.12);
}
.hero-incident p{margin-bottom:12px}
.hero-incident p:last-child{margin-bottom:0}
.hero-incident strong{color:var(--gold-light);font-weight:600}

.story-panel{
  background:#fff;border-radius:22px;padding:34px 40px;max-width:540px;
  box-shadow:0 30px 70px rgba(0,0,0,.28),0 8px 20px rgba(0,0,0,.15),inset 0 1px 0 rgba(255,255,255,.7);
  border:1px solid rgba(255,255,255,.6);position:relative;
}
.story-panel--right{margin-left:auto}
.story-step{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;
  font-family:'Poppins',sans-serif;font-size:.7rem;font-weight:700;letter-spacing:.22em;
  text-transform:uppercase;color:var(--gold-deep);
}
.story-panel h3{
  font-family:'Poppins',sans-serif;font-size:1.6rem;font-weight:700;letter-spacing:-.01em;
  color:var(--teal-deep);line-height:1.2;margin-bottom:18px;
}.story-panel ul{list-style:none;padding:0}
.story-panel li{position:relative;padding:7px 0 7px 24px;font-size:.95rem;line-height:1.55;border-bottom:1px dashed rgba(40,55,65,.08)}
.story-panel li:last-child{border-bottom:none}
.story-panel li::before{content:'';position:absolute;left:0;top:14px;width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(201,170,106,.18)}.story-panel strong{font-weight:700;color:var(--teal-deep)}.story-panel p+p,.story-panel p+ul,.story-panel ul+p{margin-top:12px}

.story-panel--finale{max-width:100%;margin-left:auto;margin-right:auto;text-align:center}
.story-panel--finale h3{text-align:center}

.scene--milestone{text-align:center}
.milestone{
  max-width:100%;margin:0 auto;padding:56px 48px;
  background:linear-gradient(140deg,rgba(61,103,118,.94),rgba(28,49,56,.94));
  border-radius:30px;color:#fff;position:relative;overflow:hidden;
  box-shadow:0 40px 90px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.15);
  border:1px solid rgba(255,255,255,.10);
}
.milestone::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(ellipse at 30% 0%,rgba(230,205,146,.22),transparent 60%);
}
.milestone__inner{position:relative;z-index:1}

.milestone__eyebrow{
  font-family:'Poppins',sans-serif;font-size:.76rem;font-weight:600;letter-spacing:.28em;
  text-transform:uppercase;color:var(--gold-light);margin-bottom:14px;opacity:.9;
}
.milestone__title{font-family:'Poppins',sans-serif;font-size:clamp(1.6rem,3.2vw,2.2rem);font-weight:700;letter-spacing:-.01em;line-height:1.3}
.milestone__text{
  font-family:'Montserrat',sans-serif;font-size:clamp(.96rem,1.4vw,1.05rem);line-height:1.75;
  color:rgba(245,239,224,.94);margin-top:22px;text-align:center;max-width:750px;margin-left:auto;margin-right:auto;
}
.milestone__text+.milestone__text{margin-top:14px}

.story-panel,.milestone,.outro-panel,.commentary-panel,.hero-incident,.footer-card{isolation:isolate}
.story-panel::after,.milestone::after,.outro-panel::after,.commentary-panel::after,.hero-incident::after,.footer-card::after{
  content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:url('img/logos-bg.png') center/cover no-repeat;border-radius:inherit;opacity:.4;
}.hero-incident::after{opacity:.4;mix-blend-mode:normal}
.commentary-panel{
  max-width:880px;margin:0 auto;padding:32px 40px;
  background:linear-gradient(150deg,rgba(61,103,118,.55),rgba(28,49,56,.55));
  backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);
  border-radius:20px;border:1px solid rgba(255,255,255,.14);color:#fff;
  font-size:1rem;line-height:1.75;position:relative;
  box-shadow:0 24px 60px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.08);
}
.commentary-panel::before{content:'';position:absolute;left:24px;top:24px;width:36px;height:1px;background:var(--gold-light);opacity:.7}
.commentary-panel p+p{margin-top:12px}
.commentary-panel strong{color:var(--gold-light);font-weight:600}

.scene--outro{text-align:center;padding-bottom:64px}
.outro-panel{
  max-width:100%;margin:0 auto;padding:54px 42px;background:rgba(20,32,40,.72);
  position:relative;overflow:hidden;
  backdrop-filter:blur(20px) saturate(140%);-webkit-backdrop-filter:blur(20px) saturate(140%);
  border-radius:26px;color:#fff;
  box-shadow:0 32px 80px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
}
.outro-panel h2{font-family:'Poppins',sans-serif;font-size:clamp(1.7rem,3.5vw,2.4rem);font-weight:700;line-height:1.25;letter-spacing:-.01em;margin-bottom:18px}
.outro-panel p{color:rgba(245,239,224,.88);font-size:1.02rem;max-width:750px;margin:0 auto;line-height:1.75}
.outro-panel p+p{margin-top:14px}
.outro-panel strong{color:var(--gold-light);font-weight:600}
.outro-panel .mark{
  display:inline-flex;align-items:center;gap:14px;margin-top:32px;
  font-family:'Poppins',sans-serif;font-size:.74rem;font-weight:600;letter-spacing:.24em;
  text-transform:uppercase;color:var(--gold-light);
}
.outro-panel .mark::before,.outro-panel .mark::after{content:'';width:36px;height:1px;background:var(--gold-light);opacity:.6}
.page-footer{position:relative;z-index:20;padding:0 var(--gutter) 72px}
.page-footer__inner{max-width:1180px;margin:0 auto}
.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.footer-card{
  display:flex;flex-direction:column;gap:10px;padding:26px 28px;border-radius:18px;
  background:linear-gradient(165deg,#3d6776,#1c3138);
  border:1px solid rgba(255,255,255,.12);color:var(--text-light);text-decoration:none;
  position:relative;overflow:hidden;
  box-shadow:0 30px 70px rgba(0,0,0,.28),0 8px 20px rgba(0,0,0,.15),inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .4s cubic-bezier(.16,1,.3,1);
}
a.footer-card:hover,a.footer-card:focus-visible{transform:translateY(-6px)}
a.footer-card:focus-visible{outline:3px solid var(--gold-light);outline-offset:4px}
.footer-card__title{font-family:'Poppins',sans-serif;font-size:.95rem;font-weight:700;line-height:1.4}
.footer-bar{margin-top:20px;display:flex;justify-content:center}
.footer-bar a:focus-visible{outline:3px solid var(--gold-light);outline-offset:4px}
.footer-card__text{font-size:15px;line-height:1.6;color:var(--text-light)}

[data-reveal]{opacity:0;transform:translateY(50px);transition:opacity 1s cubic-bezier(.16,1,.3,1),transform 1s cubic-bezier(.16,1,.3,1)}
[data-reveal="left"]{transform:translateX(-60px) translateY(20px)}
[data-reveal="right"]{transform:translateX(60px) translateY(20px)}
[data-reveal="scale"]{transform:scale(.92)}
[data-reveal].vis{opacity:1;transform:none}

@media(max-width:900px){
  .scene{padding:16px 20px 16px}
  .scene--hero{min-height:100vh;padding:74px 20px 16px}
  .scene--milestone,.scene--outro,.scene.step-start{padding-top:48px}
  .scene--outro{padding-bottom:32px}
  .hero-grid{grid-template-columns:1fr;text-align:center;gap:26px;justify-items:center}
  .hero-portrait img{width:180px}
  .hero-eyebrow{justify-content:center;font-size:.7rem;margin-bottom:18px}
  .hero-incident{text-align:left;margin-left:auto;margin-right:auto;padding:20px 22px;font-size:.93rem;line-height:1.6}
  .hero-incident p{margin-bottom:10px}
  .story-panel{padding:24px 22px;max-width:100%;margin-left:auto;margin-right:auto}
  .story-panel h3{font-size:1.3rem;margin-bottom:14px}
  .story-panel li{font-size:.92rem;padding:6px 0 6px 22px}
  .commentary-panel{padding:24px 24px;font-size:.94rem}
  .commentary-panel::before{left:18px;top:18px;width:28px}
  .milestone{padding:38px 22px;border-radius:24px}
  .milestone__title{font-size:1.45rem}
  .milestone__text{font-size:.93rem;margin-top:14px}
  .outro-panel{padding:36px 22px;border-radius:22px}
  .outro-panel h2{font-size:1.45rem}
  .outro-panel p{font-size:.94rem}
  .chapter-rail{display:none}
  .scroll-hint{display:none}
  .page-footer{padding:0 20px 48px}
  .footer-nav{grid-template-columns:repeat(2,1fr);gap:16px}
  .footer-card--static{grid-column:1/-1}
  .footer-card{padding:22px 20px;border-radius:16px}
  .footer-card__title{font-size:.92rem}
    .topbar{padding:10px 20px}
  .topbar img{height:54px}
  .topbar__home{gap:12px}
  .topbar__cta{font-size:.6rem;letter-spacing:.12em;white-space:nowrap;max-width:none;padding:10px 16px}}

@media(max-width:700px){
  .grass-detail,.site-detail{display:none}
  .track{gap:0}
}

@media(max-width:600px){
  .scene{padding:16px 16px 16px}
  .scene--hero{min-height:100vh;padding:72px 16px 16px}
  .scene--milestone,.scene--outro,.scene.step-start{padding-top:48px}
  .scene--outro{padding-bottom:32px}
  .hero-portrait img{width:150px}
  .hero-title{font-size:clamp(1.95rem,9vw,2.4rem);line-height:1.05}
  .hero-name{font-size:clamp(1.4rem,5.5vw,1.8rem)}
  .hero-eyebrow{font-size:.66rem;letter-spacing:.24em;margin-bottom:14px}
  .hero-incident{padding:16px 18px;font-size:.88rem;line-height:1.55;border-radius:14px}
  .hero-incident p{margin-bottom:8px}
  .story-panel{padding:20px 18px;border-radius:18px}
  .story-panel h3{font-size:1.18rem;margin-bottom:12px}
  .story-panel li{font-size:.88rem;line-height:1.5;padding:5px 0 5px 20px}
  .story-panel li::before{top:12px;width:7px;height:7px;box-shadow:0 0 0 3px rgba(201,170,106,.18)}
  .story-step{font-size:.62rem;letter-spacing:.18em;margin-bottom:10px}
  .commentary-panel{padding:20px 20px;font-size:.9rem;border-radius:16px}
  .commentary-panel::before{display:none}
  .milestone{padding:30px 18px;border-radius:20px}
  .milestone__eyebrow{font-size:.66rem;letter-spacing:.22em;margin-bottom:10px}
  .milestone__title{font-size:1.25rem;line-height:1.25}
  .milestone__text{font-size:.88rem;line-height:1.6;margin-top:12px}
  .outro-panel{padding:30px 18px;border-radius:18px}
  .outro-panel h2{font-size:1.25rem;margin-bottom:14px}
  .outro-panel p{font-size:.88rem;line-height:1.6}
  .outro-panel .mark{font-size:.62rem;letter-spacing:.18em;margin-top:22px}
  .outro-panel .mark::before,.outro-panel .mark::after{width:24px}
  .page-footer{padding:0 16px 40px}
  .footer-nav{grid-template-columns:1fr;gap:14px}
  .footer-card{padding:20px 18px;border-radius:14px}
  .footer-card__text{font-size:.88rem}
  .footer-bar a{font-size:.68rem;letter-spacing:.14em;padding:12px 20px}
  .topbar{padding:8px 12px}
  .topbar img{height:40px}
  .topbar__home{gap:10px}
  .topbar__cta{font-size:clamp(7px,calc((100vw - 185px) / 22),9px);letter-spacing:.06em;padding:8px 12px}
  .progress-fill{box-shadow:0 0 8px rgba(230,205,146,.4)}}

@media(prefers-reduced-motion:reduce){
  .scroll-hint{animation:none}
  .scroll-hint>span,.scroll-hint::after{animation:none}
  [data-reveal]{transition:none}
  #craneJib,#clouds,#sun{animation:none!important}
}

.hero-incident,.hero-incident p,.story-panel p,.story-panel li,
.commentary-panel,.commentary-panel p,.outro-panel p,
.milestone__text{font-size:16px;line-height:1.65}
@media(max-width:900px){
  .hero-incident,.hero-incident p,.story-panel p,.story-panel li,
  .commentary-panel,.commentary-panel p,.outro-panel p,
  .milestone__text{font-size:14px;line-height:1.6}
}

@media(max-width:900px),(max-height:560px) and (orientation:landscape){
  .topbar{
    padding-top:8px;
    background:linear-gradient(180deg,rgba(17,27,35,.94) 0%,rgba(17,27,35,.80) 42%,
                                      rgba(17,27,35,.34) 74%,transparent 100%);
    transition:opacity .35s ease,transform .35s ease;
  }
  .topbar.tucked{opacity:0;transform:translateY(-100%);pointer-events:none}
  .topbar__home{flex:1;justify-content:space-between;pointer-events:none}
  .topbar__home>*{pointer-events:auto}
}
@media(prefers-reduced-motion:reduce){
  .topbar,.topbar__cta{transition:none}
}

@media(max-width:760px) and (orientation:portrait){
  .world{
    --band:58vh;
    background:linear-gradient(180deg,#0d1a27 0%,#313c3e calc(100% - var(--band)));
  }
  .world svg{
    top:auto;bottom:0;height:var(--band);
    -webkit-mask-image:linear-gradient(180deg,transparent 0,#000 10%);
            mask-image:linear-gradient(180deg,transparent 0,#000 10%);
  }
}
@media(max-width:420px) and (orientation:portrait){
  .world{--band:54vh}
}

@media(max-height:560px) and (orientation:landscape){
  .scene--hero{min-height:auto;padding:74px 20px 28px}
  .hero-grid{grid-template-columns:auto 1fr;gap:26px;text-align:left;justify-items:start;align-items:center}
  .hero-portrait img{width:132px}
  .hero-eyebrow{justify-content:flex-start}
  .hero-title{font-size:clamp(1.5rem,4.6vw,2.1rem)}
  .hero-name{font-size:clamp(1.05rem,2.8vw,1.4rem);margin-top:6px}
  .hero-incident{margin-top:14px;padding:14px 16px;max-width:none}
  .hero-incident,.hero-incident p{font-size:13px;line-height:1.55}
  .topbar{padding-left:20px;padding-right:20px;padding-bottom:10px}
  .topbar img{height:54px}
  .topbar__home{gap:12px}
  .topbar__cta{font-size:.58rem;letter-spacing:.12em;max-width:none;white-space:nowrap;padding:9px 16px}
  .chapter-rail{display:none}
  .scroll-hint{display:none}
}

@media(max-width:700px){
  [data-reveal]{transform:translateY(32px)}
  [data-reveal="left"]{transform:translateX(-22px) translateY(18px)}
  [data-reveal="right"]{transform:translateX(22px) translateY(18px)}
  [data-reveal="scale"]{transform:scale(.96)}
  [data-reveal].vis{transform:none}
}

@media(max-width:340px){
  .topbar__cta{white-space:normal}
}