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/* Full-network opening and quiet mountain closing */
.hero-full{position:relative;isolation:isolate;display:block;max-width:none;min-height:650px;padding:86px 0 95px;color:#f5f6ec;overflow:hidden;background:#172820}.hero-full .hero-copy{position:relative;z-index:2;pointer-events:none}.hero-copy a{pointer-events:auto}.hero-full .hero-visual{position:absolute;inset:0;height:100%;border-radius:0;z-index:-2;box-shadow:none}.hero-full:after{content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,#14251ef2 0%,#14251ec9 32%,#14251e18 75%)}.hero-full h1 em{color:#d1ec9d}.hero-full .hero-copy>p{color:#c4d0c3}.hero-full .hero-footnote{color:#b9c8b8}.hero-full .hero-actions .dark{background:#d1ec9d;color:#203127}.hero-full .hero-visual canvas{opacity:1}.hero-full .hero-map-label{display:none}.hero-full .visual-top{left:auto;right:5%;top:30px;gap:30px}.hero-full .visual-bottom{left:auto;right:5%;gap:30px}.hero-full .hero-visual{z-index:-2}.hero-full .visual-bottom{pointer-events:auto}.hero-full .hero-visual .icon-button{position:relative;z-index:4}.hero-full .hero-footnote{margin-top:34px}
.study-location{display:flex;justify-content:space-between;gap:20px;align-items:center;margin:25px 0 18px;font-size:12px}.study-location strong{display:block;font-weight:600}.study-location span{display:block;color:#687660;font-size:11px;margin-top:4px}.study-location a{font-size:12px;color:#345e37;text-decoration:underline;text-underline-offset:4px;white-space:nowrap}.map-filters{display:flex;align-items:center;flex-wrap:wrap;gap:15px;padding:10px 18px;border-top:1px solid #e4e8dd;font-size:11px}.map-filters label{display:flex;align-items:center;gap:5px}.map-filters input{accent-color:#426b43}.map-filters button{margin-left:auto;font-size:10px}.map-stage{height:410px}.map-legend{padding:13px 18px;background:#f8faf4;border-bottom:1px solid #e1e7d7}.map-legend>div{display:flex;align-items:center;flex-wrap:wrap;gap:8px 14px;margin-bottom:7px;font-size:10px;color:#506146}.map-legend strong{width:48px;font-weight:600}.map-legend span{display:flex;align-items:center;gap:5px}.lamp{display:inline-block;width:8px;height:8px;border-radius:50%;box-shadow:0 0 0 3px #24332b}.lamp.red{background:#ff605b}.lamp.amber{background:#ffc553}.lamp.green{background:#62e49a}.vehicle{display:inline-block;background:#e6ddc5;border:1px solid #526056;border-radius:2px;width:9px;height:5px}.vehicle.bike{width:5px;height:3px;background:#f4f6ec}.vehicle.auto{width:7px;height:5px;background:#e3c385}.vehicle.bus{width:15px;height:6px;background:#9bcbe1}.vehicle.heavy{width:18px;height:7px;background:#baa2ce}.map-legend small{font-size:9px;color:#75806e;display:block}.map-legend select{width:145px;font-size:10px;padding:3px}.signal-detail{position:absolute;left:18px;bottom:35px;max-width:280px;padding:12px 15px;border:1px solid #647463;border-radius:6px;background:#172820f2;color:#fff;font-size:11px;pointer-events:none}.signal-detail strong,.signal-detail small{display:block}.signal-detail small{color:#bdccbb;margin-top:4px}.map-overlay-top{font-size:7px}.map-key{font-size:7px}.lab-main{min-height:930px}.controls{max-height:1000px}
.mountain-story{position:relative;isolation:isolate;overflow:hidden;padding:90px 0 110px;background:#dfe3e4}.mountain-story:before{content:'';position:absolute;inset:0;z-index:-2;background:url('assets/kailas-mountain.png') center 45%/cover no-repeat;opacity:.36;filter:saturate(.45)}.mountain-story:after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#f2f4f1dd,#edf0edab 55%,#edf0ed55),linear-gradient(0deg,#e7ece8bb,transparent 50%)}.mountain-story .idea-story p{color:#38483e}.mountain-story .idea-content{gap:100px}.mountain-story .brand-signature img{display:none}.mountain-story .brand-signature span{border-left:2px solid #58765a;color:#405345}.snowfall{position:absolute;inset:0;pointer-events:none;z-index:1;overflow:hidden}.snowfall i{position:absolute;left:var(--x);top:-12px;width:3px;height:3px;border-radius:50%;background:white;opacity:.65;animation:snow var(--duration) var(--delay) linear infinite}.snowfall i:nth-child(3n){width:5px;height:5px;filter:blur(1px);opacity:.45}@keyframes snow{from{transform:translate(0,-20px)}to{transform:translate(35px,850px)}}.contact{margin-left:auto;display:flex;flex-direction:column;font-size:11px;gap:3px}.contact strong{font-weight:600;color:#465440}.contact a:hover{text-decoration:underline}footer{padding-top:25px;padding-bottom:25px}
@media(max-width:760px){.hero-full{min-height:620px;padding:65px 0 85px}.hero-full:after{background:linear-gradient(90deg,#14251eed,#14251e80)}.hero-full .visual-top{display:none}.hero-full .visual-bottom{left:22px;right:22px;font-size:7px;gap:12px}.hero-full h1{font-size:76px}.study-location{align-items:flex-start;flex-direction:column;gap:10px}.map-stage{height:380px}.map-filters{gap:10px;font-size:10px}.map-filters button{margin-left:0}.map-key{display:none}.mountain-story{padding:65px 0 75px}.mountain-story:before{background-size:auto 100%;opacity:.25}.mountain-story .idea-content{gap:25px}.contact{margin-left:0;width:100%;overflow-wrap:anywhere}.lab-main{min-height:0}.controls{max-height:none}.map-toolbar{flex-wrap:wrap}.map-legend>div{gap:8px 12px}}
@media(prefers-reduced-motion:reduce){.snowfall i{animation:none;top:40%}}
.mountain-story:before{background-position:center bottom;background-size:auto 96%}.hero-full .hero-visual{z-index:0}.hero-full:after{z-index:1}.hero-full .hero-copy{z-index:2}.hero-full .visual-bottom{z-index:3}.hero-full .hero-visual{pointer-events:none}.hero-full .hero-visual button{pointer-events:auto}.hero-full .hero-visual .visual-bottom{color:#d1dccd}.mountain-story .story-inner{position:relative;z-index:2}
/* Shared day/night appearance */
:root{color-scheme:light;--surface:#fff;--surface-soft:#fafbf7;--panel:#eaece4;--accent:#356b3e;--map-ink:#43543e}
:root[data-theme=night]{color-scheme:dark;--paper:#131e1b;--ink:#edf1e8;--muted:#acb9ad;--line:#35463b;--surface:#1b2923;--surface-soft:#19261f;--panel:#202e26;--accent:#b3d78b;--map-ink:#c4d2bc;--green:#77bf83}
.header-actions{display:flex;gap:12px;align-items:center}.theme-toggle{display:inline-flex;justify-content:center;align-items:center;gap:6px;padding:9px 13px;min-height:42px;min-width:85px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);font-size:12px}.theme-toggle:hover{border-color:var(--accent)}
.purpose{padding-top:85px;padding-bottom:80px}.purpose-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:80px;margin-top:28px}.purpose h2{font-size:clamp(32px,3.2vw,47px)}.purpose h2 em{color:var(--accent)}.purpose .large-copy{font-size:21px;color:var(--ink);line-height:1.5}.purpose p+p{margin-top:18px}.purpose .text-link{display:inline-block;margin-top:24px;color:var(--accent)}.purpose-principles{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:44px;padding-top:22px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.purpose-principles b{font-weight:400;color:var(--accent);margin-right:10px}.signal-style select{width:102px;padding:4px 6px;font-size:10px}.map-filters{gap:10px 13px}.map-filters .signal-style{margin-left:auto}.map-filters #locateArea{margin-left:0}
.hero-full{background:var(--panel);color:var(--ink)}.hero-full:after{background:linear-gradient(90deg,#f1f4ecf5 0%,#f1f4ecbd 34%,#f1f4ec08 75%)}.hero-full h1 em{color:#52704b}.hero-full .hero-copy>p,.hero-full .hero-footnote{color:#4e6250}.hero-full .hero-visual .visual-bottom,.hero-full .visual-top,.hero-full .visual-top>span:first-child{color:#466044}.hero-full .hero-actions .dark{background:#243e2a;color:#f5f7ef}
.playground{background:var(--panel);border-color:var(--line)}.lab,.controls,.map-toolbar,.map-filters,.playback,.results{background:var(--surface);border-color:var(--line)}.controls{background:var(--surface-soft)}.map-legend{background:var(--surface-soft);border-color:var(--line)}.map-legend>div,.map-legend small,.study-location span,.map-subtitle,.playback,.map-legend strong{color:var(--muted)}.study-location a,.lab-bottom a{color:var(--accent)}.map-overlay-top,.map-overlay-bottom{color:var(--map-ink)}.map-stage{background:var(--panel)}select,input[type=number]{background:var(--surface);color:var(--ink);border-color:var(--line)}.variation-input button{background:var(--surface);color:var(--ink);border-color:var(--line)}.view-toggle{border-color:var(--line)}.map-filters{color:var(--muted)}.steps article,.development{border-color:var(--line)}.contact strong{color:var(--ink)}footer,.contact{color:var(--muted)}.map-tools button{background:var(--surface);color:var(--ink)}.map-tools,.map-tools button+button{border-color:var(--line)}.map-tools button:hover{background:var(--panel)}
.mountain-story{background:#e4e7e5;min-height:560px}.mountain-story:before{background-image:url('assets/kailas-photo.png');background-size:auto 95%;background-position:center bottom;opacity:.8;filter:saturate(.75);mix-blend-mode:multiply}.mountain-story:after{background:linear-gradient(90deg,#f2f4f1eb,#edf0ed99 48%,#edf0ed55),linear-gradient(0deg,#e7ece877,transparent 55%)}
[data-theme=night] .hero-full:after{background:linear-gradient(90deg,#14251ef5 0%,#14251ebd 34%,#14251e08 75%)}[data-theme=night] .hero-full h1 em{color:#d1ec9d}[data-theme=night] .hero-full .hero-copy>p,[data-theme=night] .hero-full .hero-footnote{color:#c4d0c3}[data-theme=night] .hero-full .visual-top,[data-theme=night] .hero-full .visual-top>span:first-child,[data-theme=night] .hero-full .hero-visual .visual-bottom{color:#c1cfbd}[data-theme=night] .hero-full .hero-actions .dark{background:#cbe99b;color:#203127}
[data-theme=night] .brand img{filter:invert(1)}[data-theme=night] .button.dark{background:#cbe99b;color:#203127}[data-theme=night] .button.dark:hover{background:#dbf4b1}[data-theme=night] .demo-notice{background:#303329;border-color:#4a503a;color:#c0c6ae}[data-theme=night] .demo-notice strong{color:#e0e6cb}[data-theme=night] .notice-icon{border-color:#b1bd92}[data-theme=night] .segmented{background:#101c16;border-color:var(--line)}[data-theme=night] .segmented input:checked+span{background:#344833;color:#edf3e4}[data-theme=night] .view-toggle button{color:#acbba3}[data-theme=night] .view-toggle button.selected{background:#344833;color:#dfefc8}[data-theme=night] .duration-label output{background:#344833;color:#d4e9ba}[data-theme=night] .field-help,[data-theme=night] .variation small,[data-theme=night] .range-labels,[data-theme=night] .defaults-link,[data-theme=night] .lab-bottom{color:#adbaa6}[data-theme=night] .advanced .text-link{color:#b3d78b}[data-theme=night] .playback-line{background:#364732}[data-theme=night] .result-note{background:#293b2b;color:#c2cfb6}[data-theme=night] .metric-row{border-color:var(--line)}[data-theme=night] .metric-title,[data-theme=night] .metric-value small,[data-theme=night] .result-actions,[data-theme=night] .result-legend,[data-theme=night] .results .section-kicker,[data-theme=night] #emptyResults small{color:#acbba0}[data-theme=night] .metric-value.concept{color:#b3d78b}[data-theme=night] #emptyResults p{color:#cbd8be}[data-theme=night] .pill{border-color:#536846;color:#c0d2a9}[data-theme=night] .step-number{color:#a8ba98}[data-theme=night] .chapter-strip>span:first-child{color:var(--muted)}[data-theme=night] dialog p,[data-theme=night] dialog ul{color:var(--muted)}[data-theme=night] .skip{background:var(--surface)}
[data-theme=night] .mountain-story{background:#1c2929}[data-theme=night] .mountain-story:before{mix-blend-mode:normal;opacity:.65;filter:saturate(.55) brightness(.65)}[data-theme=night] .mountain-story:after{background:linear-gradient(90deg,#142120ed,#172627ae 48%,#17262788),linear-gradient(0deg,#16242299,transparent 55%)}[data-theme=night] .mountain-story .idea-story p{color:#dae3de}[data-theme=night] .mountain-story .brand-signature span{color:#c5d5cb;border-color:#83a98a}[data-theme=night] .suffix-word{color:#8a9e90}[data-theme=night] .suffix-word>span{color:#f0f4e9}[data-theme=night] .snowfall i{opacity:.4}
@media(max-width:760px){.header-actions{gap:8px}.header .button.small{padding:8px 10px;gap:7px;font-size:11px}.theme-toggle{min-width:73px;padding:8px 9px;font-size:11px}.header{gap:10px}.purpose{padding-top:55px;padding-bottom:55px}.purpose-grid{grid-template-columns:1fr;gap:25px}.purpose-principles{grid-template-columns:1fr;gap:12px;margin-top:26px}.purpose .large-copy{font-size:19px}.hero-full:after{background:linear-gradient(90deg,#f1f4ecee,#f1f4ec80)}[data-theme=night] .hero-full:after{background:linear-gradient(90deg,#14251eee,#14251e80)}.map-filters .signal-style{margin-left:0}.mountain-story{min-height:650px}.mountain-story:before{background-size:auto 65%;background-position:center bottom}.mountain-story:after{background:linear-gradient(#edf0edf2 10%,#edf0edaa 60%,#edf0ed44)}[data-theme=night] .mountain-story:after{background:linear-gradient(#172627f2 10%,#172627bb 60%,#17262777)}}
.mountain-story:before{mask-image:radial-gradient(ellipse 65% 90% at 50% 60%,#000 30%,transparent 78%)}
@media(max-width:760px){.mountain-story:before{mask-image:linear-gradient(transparent 15%,#000 65%,transparent)}}
/* The mountain is a standalone photograph, never a text overlay. */
.mountain-story,[data-theme=night] .mountain-story{background:var(--paper);min-height:0;border-top:1px solid var(--line)}
.mountain-story::before,.mountain-story::after{content:none!important;display:none!important}
.mountain-story .idea-content{grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.mountain-story .idea-story p,[data-theme=night] .mountain-story .idea-story p{color:var(--muted)}
.mountain-story .idea-story .large-copy,[data-theme=night] .mountain-story .idea-story .large-copy{color:var(--ink)}
.mountain-photo{margin:36px 0 0;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.mountain-photo img{display:block;width:100%;height:auto;padding:20px 15px 0;opacity:1;filter:none;mix-blend-mode:normal}
.mountain-photo figcaption{padding:14px 20px;font-size:10px;letter-spacing:.5px;background:var(--surface-soft);color:var(--muted);border-top:1px solid var(--line)}
@media(max-width:760px){.mountain-story .idea-content{grid-template-columns:1fr;gap:30px}.mountain-photo{margin-top:28px}}
/* Natural mountain silhouette on the page's own background. */
.mountain-story .idea-content{align-items:start;gap:80px}
.mountain-cutout{margin:35px -15px -50px -35px;padding:0;border:0;background:transparent}
.mountain-cutout img{display:block;width:100%;height:auto;filter:none;opacity:1}
.mountain-story .idea-story{padding-top:7px}
.mountain-story{overflow:hidden;padding-bottom:85px}
@media(max-width:760px){.mountain-story .idea-content{gap:32px}.mountain-cutout{margin:28px -10px 0}.mountain-story{padding-bottom:55px}}
/* A sky that follows the site's day/night switch. */
.mountain-story{--ink:#173649;--muted:#345568;--line:#86b2c5;background:linear-gradient(180deg,#8dcdeb 0%,#d1eaf4 60%,#edf3ec 100%)}
[data-theme=night] .mountain-story{--ink:#f0f4ff;--muted:#c1cde0;--line:#506784;background:linear-gradient(180deg,#0a1530 0%,#192e50 58%,#3d5065 100%)}
.story-sky{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.sky-orb{position:absolute;right:9%;top:32px;width:72px;height:72px;border-radius:50%;background:#fff5cd;box-shadow:0 0 40px 18px #fff2c766,0 0 100px 45px #ffedb333}
.sky-cloud{position:absolute;width:280px;height:48px;border-radius:50%;background:#ffffff80;filter:blur(17px);right:1%;top:140px;transform:rotate(-5deg)}
.sky-cloud.second{width:380px;height:70px;right:40%;top:48px;opacity:.6}
.sky-stars{position:absolute;inset:0;opacity:0;background-image:radial-gradient(circle at 12% 12%,#fff 0 1px,transparent 1.7px),radial-gradient(circle at 30% 7%,#fff 0 1px,transparent 1.8px),radial-gradient(circle at 48% 20%,#dceaff 0 1px,transparent 1.7px),radial-gradient(circle at 70% 10%,#fff 0 1.2px,transparent 2px),radial-gradient(circle at 95% 30%,#fff 0 1px,transparent 1.7px),radial-gradient(circle at 57% 65%,#fff 0 1px,transparent 1.7px),radial-gradient(circle at 82% 72%,#fff 0 1px,transparent 1.7px),radial-gradient(circle at 22% 42%,#fff 0 1px,transparent 1.7px)}
[data-theme=night] .sky-orb{background:radial-gradient(circle at 33% 35%,#d2daea55 0 8%,transparent 9%),radial-gradient(circle at 65% 62%,#b2bed355 0 13%,transparent 14%),#eef3ff;box-shadow:0 0 35px 10px #d4e4ff22,0 0 100px 30px #c6dcff11}
[data-theme=night] .sky-stars{opacity:.75}
[data-theme=night] .sky-cloud{background:#b2c8e41a;opacity:.45}
[data-theme=night] .mountain-cutout img{filter:brightness(.83) saturate(.75)}
.mountain-story .suffix-word{color:#668a9b}
[data-theme=night] .mountain-story .suffix-word{color:#899fbf}
.mountain-story .brand-signature span{color:var(--muted);border-color:var(--line)}
@media(max-width:760px){.sky-orb{width:46px;height:46px;top:22px;right:7%}.sky-cloud{top:95px;width:180px}.sky-cloud.second{top:20px;width:200px}.mountain-story .story-inner{padding-top:16px}}
/* Restrained atmospheric light, without illustrated sky objects. */
.mountain-story{--ink:#273b45;--muted:#50626a;--line:#b8c7ca;background:linear-gradient(180deg,#d5e2e7 0%,#e6ecec 58%,#f1f1e9 100%)}
[data-theme=night] .mountain-story{--ink:#e5eaf0;--muted:#b7c1cb;--line:#52616c;background:radial-gradient(ellipse at 85% 0%,#40505c33,transparent 65%),linear-gradient(180deg,#18222e 0%,#25313c 60%,#35414a 100%)}
.story-sky{display:none}
.mountain-story .suffix-word{color:#8a9da4}
[data-theme=night] .mountain-story .suffix-word{color:#8b9aa7}
[data-theme=night] .mountain-cutout img{filter:brightness(.78) saturate(.65)}
/* Photographic skies fill the entire naming section in both themes. */
.mountain-story{background-color:#c2d3df;background-image:linear-gradient(#f3f4ed33,#f3f4ed66),url('assets/story-sky-day.png');background-size:cover;background-position:right top;background-repeat:no-repeat;--ink:#1e333e;--muted:#344b58}
[data-theme=night] .mountain-story{background-color:#182732;background-image:linear-gradient(#101c2710,#101c2733),url('assets/story-sky-night.png');background-size:cover;background-position:right top;background-repeat:no-repeat;--ink:#eef2f6;--muted:#c8d2db}
/* Keep the full mountain and foothills visible within the layout. */
.mountain-cutout{margin:35px 0 0}
.mountain-cutout img{width:100%;height:auto;object-fit:contain}
@media(max-width:760px){.mountain-cutout{margin:28px 0 0}}
/* Display the original photograph intact, including its real sky and foreground. */
.mountain-cutout img,[data-theme=night] .mountain-cutout img{display:block;width:100%;height:auto;object-fit:contain;filter:none;opacity:1}
/* One edge-to-edge landscape, with the story resting over the foreground. */
.mountain-story{min-height:1000px;padding:70px 0 55px;display:flex;flex-direction:column}
.mountain-story .story-inner{width:100%;flex:1;display:flex;flex-direction:column}
.story-terrain{position:absolute;inset:180px 0 0;z-index:0;background:url('assets/kailas-landscape.png') center bottom/cover no-repeat}
.mountain-story .idea-content{display:flex;flex-direction:column;flex:1;gap:36px;margin-top:25px}
.mountain-story .mountain-cutout{display:none}
.mountain-story .idea-story{margin-top:auto;margin-left:auto;max-width:570px;padding:25px 30px;background:#f7f5eee8;border-radius:4px;--ink:#263a42;--muted:#42545c;--line:#aab7b7}
[data-theme=night] .story-terrain{filter:brightness(.62) saturate(.7)}
[data-theme=night] .mountain-story .idea-story{background:#14202de8;--ink:#eef2f6;--muted:#c8d2db;--line:#65717f}
@media(min-width:1400px){.mountain-story{min-height:1100px}.story-terrain{background-size:100% auto}}
@media(max-width:760px){.mountain-story{min-height:1050px;padding-top:45px;padding-bottom:28px}.story-terrain{inset:225px 0 0;background-size:auto 100%}.mountain-story .idea-story{max-width:none;margin-top:auto;padding:22px}.mountain-story .idea-content{gap:30px}.mountain-story .story-inner{padding-top:0}}
[data-theme=night] .mountain-story{min-height:1000px}
@media(min-width:1400px){[data-theme=night] .mountain-story{min-height:1100px}}
@media(max-width:760px){[data-theme=night] .mountain-story{min-height:1050px}}
/* Keep the whole word Best legible over the daylight sky. */
:root:not([data-theme=night]) .mountain-story .suffix-word{color:#243c48;text-shadow:0 1px 3px #ffffff70}
/* Section navigation lands at the actual boundary; proximity snap stays gentle. */
html{scroll-behavior:smooth;scroll-padding-top:0;scroll-snap-type:y proximity}
main>section,footer{scroll-snap-align:start;scroll-margin-top:0}
.mountain-story,[data-theme=night] .mountain-story{height:100svh;min-height:620px;padding:clamp(25px,5vh,55px) 0 30px}
.mountain-story .story-inner{min-height:0}
.mountain-story .idea-content{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:end;min-height:0;margin-top:20px}
.mountain-story .name-visual{align-self:start}
.mountain-story h2{font-size:clamp(40px,4.4vw,64px)}
.mountain-story .idea-story{width:100%;max-width:550px;margin:0 0 0 auto;padding:22px 26px;font-size:14px;line-height:1.55;backdrop-filter:blur(3px)}
.mountain-story .idea-story .large-copy{font-size:20px;margin-bottom:12px}
.mountain-story .idea-story p+p{margin-top:12px}
.mountain-story .brand-signature{margin-top:18px}
.story-terrain{inset:135px 0 0;background-size:cover}
button,a{transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease}
.mountain-story .idea-story{transition:background-color .35s ease,color .35s ease}
.hero-full .hero-visual canvas{opacity:1}
@media(max-width:760px){.mountain-story,[data-theme=night] .mountain-story{height:100svh;min-height:580px;padding:25px 0 22px}.mountain-story .idea-content{display:flex;gap:18px;margin-top:15px}.mountain-story h2{font-size:44px;line-height:1.05}.mountain-story .idea-story{margin-top:auto;padding:18px 20px;font-size:13px;line-height:1.5}.mountain-story .idea-story .large-copy{font-size:18px;margin-bottom:8px}.mountain-story .brand-signature{margin-top:12px}.story-terrain{inset:150px 0 0;background-size:cover}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto;scroll-snap-type:none}button,a,.mountain-story .idea-story{transition:none}}
@media(max-height:579px){.mountain-story,[data-theme=night] .mountain-story{height:auto;min-height:100svh}.mountain-story .idea-content{gap:22px}}
.header{scroll-snap-align:start}
/* Free, smooth scrolling: no magnetic snapping or forced stopping. */
html{scroll-snap-type:none}
main>section,footer,.header{scroll-snap-align:none}
.story-terrain{inset:130px 0 0;background-size:contain;background-position:center bottom;background-repeat:no-repeat}
.story-terrain::after{content:'';position:absolute;left:0;right:0;bottom:0;height:16%;background:url('assets/kailas-landscape.png') center bottom/100% auto no-repeat;mask-image:linear-gradient(transparent,#000 30%)}
#heroPause,#pause{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid currentColor;border-radius:50%;padding:7px;opacity:.85}
#heroPause svg,#pause svg{width:20px;height:20px;display:block}
#heroPause:hover,#pause:hover{opacity:1;background:#ffffff18}
.purpose-tagline{margin-top:34px;padding-top:24px;border-top:1px solid var(--line);font-size:clamp(16px,1.6vw,21px);color:var(--muted)}
.purpose-tagline strong{color:var(--ink);font-weight:500}
.purpose-principles{margin-top:24px}
@media(min-width:1400px){.story-terrain{background-size:contain}}
@media(max-width:760px){.story-terrain{inset:155px 0 0;background-size:contain;background-position:center top}.story-terrain::after{height:40%;background-size:auto 250%;mask-image:linear-gradient(transparent,#000 30%)}}
/* Blend the complete mountain into a continuous foreground without cropping its summit. */
.story-terrain{background:none}
.story-terrain::before{content:'';position:absolute;inset:0;background:url('assets/kailas-landscape.png') center bottom/contain no-repeat;mask-image:linear-gradient(90deg,transparent 20%,#000 36%,#000 64%,transparent 80%)}
.story-terrain::after{height:30%;background-size:100% auto;mask-image:linear-gradient(transparent,#000 65%)}
@media(max-width:760px){.story-terrain::before{background-position:center top;mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}.story-terrain::after{height:45%;background-size:auto 250%}}
.story-terrain::before{left:50%;right:auto;width:min(100%,calc((100svh - 130px)*1.5));transform:translateX(-50%);mask-image:linear-gradient(90deg,transparent,#000 18%,#000 82%,transparent)}
@media(max-width:760px){.story-terrain::before{width:100%;mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}}
/* One continuous landscape asset: opaque terrain, no feathered collage layers. */
.story-terrain{inset:110px 0 0;background:url('assets/kailas-panorama.png') center top/cover no-repeat;mask-image:none}
.story-terrain::before,.story-terrain::after{content:none;display:none}
@media(max-width:760px){.story-terrain{inset:175px 0 0;background-size:cover;background-position:center top}}