/* Siddique Memorial School & College — cinematic stylesheet
   Night surfaces + warm paper reading surfaces, one typeface (Hind Siliguri, self-hosted).
   Motion: CSS scroll-driven animations (feature-detected) + cross-document view transitions,
   all opt-in behind prefers-reduced-motion: no-preference. Without support the page is complete and static. */

@font-face{font-family:"Hind Siliguri";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/hind-siliguri-400-bengali.woff2) format("woff2");unicode-range:U+0951-0952,U+0964-0965,U+0980-09FE,U+1CD0,U+1CD2,U+1CD5-1CD6,U+1CD8,U+1CE1,U+1CEA,U+1CED,U+1CF2,U+1CF5-1CF7,U+200C-200D,U+20B9,U+25CC,U+A8F1,U+11DF0-11DF1}
@font-face{font-family:"Hind Siliguri";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/hind-siliguri-400-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Hind Siliguri";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/hind-siliguri-600-bengali.woff2) format("woff2");unicode-range:U+0951-0952,U+0964-0965,U+0980-09FE,U+1CD0,U+1CD2,U+1CD5-1CD6,U+1CD8,U+1CE1,U+1CEA,U+1CED,U+1CF2,U+1CF5-1CF7,U+200C-200D,U+20B9,U+25CC,U+A8F1,U+11DF0-11DF1}
@font-face{font-family:"Hind Siliguri";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/hind-siliguri-600-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Hind Siliguri";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/hind-siliguri-700-bengali.woff2) format("woff2");unicode-range:U+0951-0952,U+0964-0965,U+0980-09FE,U+1CD0,U+1CD2,U+1CD5-1CD6,U+1CD8,U+1CE1,U+1CEA,U+1CED,U+1CF2,U+1CF5-1CF7,U+200C-200D,U+20B9,U+25CC,U+A8F1,U+11DF0-11DF1}
@font-face{font-family:"Hind Siliguri";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/hind-siliguri-700-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --night:#0a0d12;      /* cinema black with a navy cast */
  --night-2:#131924;
  --night-3:#1c2432;
  --light:#f3efe6;      /* warm white on night */
  --light-soft:#b8b3a7; /* 9.4:1 on --night */
  --paper:#f5f1e8;      /* reading surface */
  --paper-2:#ebe4d5;
  --ink:#141922;        /* text on paper, 15.8:1 */
  --ink-soft:#4a5263;   /* 7.3:1 on paper */
  --gold:#d8b25e;       /* accent on night (9.6:1) */
  --gold-ink:#7f5c1c;   /* accent text on paper (5.6:1) */
  --crest:#b3122e;      /* crest red, marks only */
  --focus:#4c9bff;
  --wrap:76rem;
  --gutter:clamp(1rem,4.5vw,2.5rem);
  --header-h:4.75rem;
  --fs-s:.9rem; --fs-m:1.0625rem; --fs-l:clamp(1.25rem,1.9vw,1.5rem);
  --fs-xl:clamp(1.9rem,4.4vw,3.3rem); --fs-display:clamp(2.6rem,8.4vw,7rem);
  --ease:cubic-bezier(.16,1,.3,1);      /* expo-out: slow settle, film-like */
  --ease-in:cubic-bezier(.7,0,.84,0);
  --grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 1rem)}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Hind Siliguri","Noto Sans Bengali","Nirmala UI",Vrinda,system-ui,sans-serif;font-size:var(--fs-m);line-height:1.75;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:.24em;transition:color .2s var(--ease),text-decoration-color .2s var(--ease)}
a:hover{color:var(--gold-ink)}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
h1,h2,h3{line-height:1.22;margin:0 0 .5em;font-weight:700;text-wrap:balance}
h2{font-size:var(--fs-xl);letter-spacing:-.01em}
h3{font-size:var(--fs-l);font-weight:600}
p{margin:0 0 1em}
[lang="en"]{line-height:1.68}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:fixed;left:1rem;top:-4rem;background:var(--gold);color:var(--night);padding:.55rem 1rem;z-index:100;font-weight:700;border-radius:2px}
.skip:focus{top:1rem}
.muted{color:var(--ink-soft)}
.small{font-size:var(--fs-s)}
.kicker{display:flex;align-items:center;gap:.8rem;font-size:var(--fs-s);font-weight:600;letter-spacing:.04em;color:var(--gold-ink);margin:0 0 1rem}
.kicker::before{content:"";width:2.5rem;height:1px;background:currentColor;flex:none}
.on-night .kicker,.hero .kicker,.page-hero .kicker{color:var(--gold)}

/* ---------- scroll progress (decorative) ---------- */
.progress{position:fixed;inset:0 0 auto;height:2px;background:var(--gold);transform-origin:0 50%;scale:0 1;z-index:60;pointer-events:none}

/* ---------- header: transparent over film, solid once scrolled ---------- */
.site-header{position:fixed;inset:0 0 auto;z-index:50;color:var(--light);view-transition-name:site-header}
.site-header::before{content:"";position:absolute;inset:0;background:rgba(10,13,18,.86);-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);border-bottom:1px solid rgba(243,239,230,.1);opacity:1;transition:opacity .35s var(--ease)}
.io .site-header:not(.scrolled)::before{opacity:0}
.site-header .wrap{position:relative;display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:var(--header-h)}
.brand{display:flex;align-items:center;gap:.75rem;text-decoration:none;color:var(--light);min-width:0}
.brand:hover{color:var(--light)}
.brand img{width:46px;height:46px;flex:none;border-radius:50%;background:#fff;padding:2px}
.brand-name{display:block;font-weight:700;font-size:clamp(.98rem,2.4vw,1.12rem);line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-en{display:block;font-size:.78rem;color:var(--light-soft);line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.header-right{display:flex;align-items:center;gap:.4rem;flex:none}
.quicknav{display:none}
.quicknav ul{list-style:none;margin:0;padding:0;display:flex;gap:.2rem}
.quicknav a{display:block;padding:.4rem .75rem;text-decoration:none;font-weight:600;font-size:.95rem;color:var(--light);border-radius:2px;position:relative}
.quicknav a::after{content:"";position:absolute;left:.75rem;right:.75rem;bottom:.25rem;height:1px;background:var(--gold);scale:0 1;transform-origin:0 50%;transition:scale .35s var(--ease)}
.quicknav a:hover{color:var(--light)}
.quicknav a:hover::after,.quicknav a[aria-current="page"]::after{scale:1 1}
@media (min-width:1080px){.quicknav{display:block}}
.menu-btn{display:none;align-items:center;gap:.6rem;font:inherit;font-weight:600;font-size:.95rem;color:var(--light);background:transparent;border:1px solid rgba(243,239,230,.35);border-radius:999px;padding:.45rem 1rem .45rem .9rem;cursor:pointer;transition:background-color .25s var(--ease),border-color .25s var(--ease)}
.menu-btn:hover{background:rgba(243,239,230,.1);border-color:var(--gold)}
.menu-btn .bars{display:grid;gap:4px;width:16px}
.menu-btn .bars span{display:block;height:1.5px;background:currentColor}
.js .menu-btn{display:inline-flex}

/* full-screen menu (dialog) */
.menu{position:fixed;inset:0;width:100%;height:100%;max-width:none;max-height:none;margin:0;border:0;padding:0;background:var(--night);color:var(--light);overflow:auto}
.menu::backdrop{background:transparent}
.menu-inner{min-height:100%;display:grid;grid-template-rows:auto 1fr auto;padding:1rem var(--gutter) 2rem;max-width:var(--wrap);margin-inline:auto}
.menu-top{display:flex;justify-content:space-between;align-items:center;min-height:calc(var(--header-h) - 1rem)}
.menu-top .brand-name{font-size:1rem}
.menu-close{font:inherit;font-weight:600;color:var(--light);background:transparent;border:1px solid rgba(243,239,230,.35);border-radius:999px;padding:.45rem 1.1rem;cursor:pointer}
.menu-close:hover{border-color:var(--gold)}
.menu nav ul{list-style:none;margin:0;padding:clamp(1rem,4vh,3rem) 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,20rem),1fr));gap:0 3rem;align-content:center}
.menu nav a{display:flex;align-items:baseline;gap:1rem;padding:.55rem 0;border-bottom:1px solid rgba(243,239,230,.1);text-decoration:none;font-size:clamp(1.35rem,3.6vw,2.1rem);font-weight:600;color:var(--light)}
.menu nav a:hover{color:var(--gold)}
.menu nav a[aria-current="page"]{color:var(--gold)}
.menu-foot{display:flex;flex-wrap:wrap;gap:.5rem 2rem;font-size:var(--fs-s);color:var(--light-soft)}
.menu-foot a{color:var(--light)}
@media (prefers-reduced-motion:no-preference){
  .menu{transition:opacity .45s var(--ease),display .45s allow-discrete,overlay .45s allow-discrete;opacity:0}
  .menu[open]{opacity:1}
  @starting-style{.menu[open]{opacity:0}}
  .menu nav li{transition:opacity .6s var(--ease),translate .7s var(--ease);transition-delay:calc(.08s + var(--i,0) * .04s)}
  .menu[open] nav li{opacity:1;translate:0 0}
  @starting-style{.menu[open] nav li{opacity:0;translate:0 1.4rem}}
}

/* ---------- film layers shared by home hero + inner page heroes ---------- */
.film{position:relative;isolation:isolate;overflow:clip;background:var(--night);color:var(--light)}
.film-media{position:absolute;inset:0;z-index:-2}
.hero .film-media,.page-hero .film-media{view-transition-name:hero-media}
.film-media picture,.film-media img{width:100%;height:100%}
.film-media img{object-fit:cover;object-position:50% 40%}
.film::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:linear-gradient(180deg,rgba(10,13,18,.72) 0%,rgba(10,13,18,.18) 26%,rgba(10,13,18,.28) 55%,rgba(10,13,18,.94) 100%),
             radial-gradient(120% 90% at 50% 40%,transparent 40%,rgba(10,13,18,.55) 100%)}
.film::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background-image:var(--grain);background-size:180px;opacity:.09;mix-blend-mode:overlay}

/* ---------- home hero ---------- */
.hero{min-height:max(36rem,100svh);display:flex;flex-direction:column;justify-content:flex-end}
.hero-content{padding-top:calc(var(--header-h) + 3rem);padding-bottom:clamp(1.5rem,5vh,3rem)}
.hero h1{font-size:var(--fs-display);line-height:1.08;letter-spacing:-.015em;margin:0 0 1.2rem;max-width:14ch}
.line{display:block;overflow:clip;padding-block:.06em .14em;margin-block:-.06em -.14em}
.line>span{display:block}
.hero .en-name{font-size:var(--fs-l);font-weight:600;color:var(--light);opacity:.9;margin:0 0 .4rem}
.hero .addr{color:var(--light-soft);margin:0 0 1.8rem;max-width:40rem}
.actions{display:flex;flex-wrap:wrap;gap:.75rem}
.btn{display:inline-flex;align-items:center;gap:.6rem;font-weight:600;text-decoration:none;padding:.75rem 1.35rem;border-radius:999px;border:1px solid currentColor;transition:background-color .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease)}
.btn::after{content:"→";transition:translate .35s var(--ease)}
.btn:hover::after{translate:4px 0}
.btn.primary{background:var(--gold);border-color:var(--gold);color:var(--night)}
.btn.primary:hover{background:var(--light);border-color:var(--light);color:var(--night)}
.film .btn:not(.primary),.on-night .btn:not(.primary){color:var(--light);border-color:rgba(243,239,230,.45)}
.film .btn:not(.primary):hover,.on-night .btn:not(.primary):hover{background:rgba(243,239,230,.12);border-color:var(--light);color:var(--light)}
.btn.ink{color:var(--ink);border-color:rgba(20,25,34,.35)}
.btn.ink:hover{background:var(--ink);color:var(--paper)}
.facts{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid rgba(243,239,230,.18)}
.facts li{padding:1.1rem 1rem 1.3rem 0;display:flex;flex-direction:column;gap:.1rem}
.facts li+li{padding-left:1rem;border-left:1px solid rgba(243,239,230,.12)}
.facts b{font-size:var(--fs-l);font-weight:700;line-height:1.2;color:var(--light);font-variant-numeric:tabular-nums}
.facts span{font-size:var(--fs-s);color:var(--light-soft)}
@media (max-width:640px){.facts{grid-template-columns:repeat(2,minmax(0,1fr))}.facts li:nth-child(3){padding-left:0;border-left:0}.facts li:nth-child(n+3){border-top:1px solid rgba(243,239,230,.12)}}
.scroll-cue{position:absolute;right:var(--gutter);bottom:clamp(1.5rem,5vh,3rem);display:none;flex-direction:column;align-items:center;gap:.6rem;font-size:.75rem;letter-spacing:.12em;color:var(--light-soft);writing-mode:vertical-rl}
.scroll-cue::after{content:"";width:1px;height:3.5rem;background:linear-gradient(var(--gold),transparent)}
@media (min-width:900px){.scroll-cue{display:flex}}
/* letterbox bars that open like a projector gate */
.gate{position:absolute;inset:0;z-index:5;pointer-events:none;display:none}
.gate::before,.gate::after{content:"";position:absolute;left:0;right:0;height:13vh;background:#000}
.gate::before{top:0;transform-origin:50% 0}
.gate::after{bottom:0;transform-origin:50% 100%}

/* ---------- inner page hero ---------- */
.page-hero{min-height:clamp(22rem,62svh,40rem);display:flex;align-items:flex-end}
.page-hero .wrap{width:100%;padding-top:calc(var(--header-h) + 2rem);padding-bottom:clamp(2rem,6vh,3.5rem)}
.page-hero h1{font-size:clamp(2.3rem,6.4vw,5rem);line-height:1.1;margin:0;max-width:18ch}
.page-hero p.sub{margin:.9rem 0 0;color:var(--light-soft);max-width:44rem;font-size:var(--fs-l)}
.crumbs{font-size:var(--fs-s);margin:0 0 1rem;color:var(--light-soft)}
.crumbs a{color:var(--light)}
.crumbs a:hover{color:var(--gold)}

/* ---------- sections ---------- */
main{display:block}
.section{padding-block:clamp(3.5rem,9vw,7.5rem)}
.section.tint{background:var(--paper-2)}
.section h2{margin-bottom:.7em}
.on-night{background:var(--night);color:var(--light)}
.on-night a:hover{color:var(--gold)}
.on-night .muted{color:var(--light-soft)}
.lead{font-size:var(--fs-l);line-height:1.6;max-width:42rem}
.prose{max-width:47rem}
.prose h2{margin-top:2em;font-size:clamp(1.5rem,2.8vw,2rem)}
.prose h2:first-child{margin-top:0}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(2rem,5vw,5rem)}
.split-wide{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:clamp(2rem,5vw,5rem);align-items:start}
@media (max-width:860px){.split,.split-wide{grid-template-columns:1fr}}
.section-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:end;gap:1rem 2rem;margin-bottom:clamp(1.5rem,4vw,3rem)}
.section-head h2{margin:0}

/* latest notice band */
.band{background:var(--night-2);color:var(--light);border-bottom:1px solid rgba(243,239,230,.08)}
.band .wrap{padding-block:1.15rem;display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;align-items:baseline}
.band strong{font-weight:700;white-space:nowrap;color:var(--gold)}
.band p{margin:0;flex:1 1 28rem}
.band a{color:var(--light)}

/* statement (scrollytelling words) */
.statement{background:var(--night);color:var(--light)}
.statement .sticky{min-height:auto;display:flex;align-items:center;padding-block:clamp(4rem,12vw,9rem)}
.statement p.big{font-size:clamp(1.8rem,4.6vw,3.6rem);line-height:1.38;font-weight:600;letter-spacing:-.01em;margin:0;max-width:24ch}
.statement .src{display:block;margin-top:2rem;font-size:var(--fs-s);color:var(--light-soft);font-weight:400;letter-spacing:0}

/* figures */
.figures{display:grid;grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));gap:1.5rem 2.5rem;margin:0}
.figures div{border-top:1px solid currentColor;padding-top:.8rem}
.figures dt{font-size:clamp(1.6rem,3.2vw,2.4rem);font-weight:700;line-height:1.2}
.figures dd{margin:.2rem 0 0;font-size:var(--fs-s);opacity:.8}

/* parallax band */
.cine-band{position:relative;isolation:isolate;overflow:clip;min-height:max(30rem,88svh);display:flex;align-items:flex-end;color:var(--light);background:var(--night)}
.cine-band .band-media{position:absolute;inset:-14% 0;z-index:-2}
.cine-band .band-media img{width:100%;height:100%;object-fit:cover}
.cine-band::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(10,13,18,.35),rgba(10,13,18,.15) 35%,rgba(10,13,18,.9))}
.cine-band::after{content:"";position:absolute;inset:0;z-index:-1;background-image:var(--grain);background-size:180px;opacity:.08;mix-blend-mode:overlay}
.cine-band .wrap{width:100%;padding-block:clamp(3rem,8vw,6rem)}
.cine-band h2{max-width:20ch}

/* residential band */
.residential{align-items:center}
.res-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(2rem,5vw,5rem);align-items:end}
.res-quote{margin:2rem 0 0;padding-left:1.2rem;border-left:1px solid var(--gold)}
.res-quote p{font-size:var(--fs-l);margin:0}
.res-quote cite{display:block;font-style:normal;font-size:var(--fs-s);color:var(--light-soft);margin-top:.4rem}
.frame.inset img{aspect-ratio:4/3;box-shadow:0 30px 60px -20px rgba(0,0,0,.7)}
.frame.inset figcaption{color:var(--light-soft)}
@media (max-width:860px){.res-grid{grid-template-columns:1fr}}

/* recent-moments mosaic */
.mosaic{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);grid-template-areas:"a b" "a c";gap:clamp(.8rem,2vw,1.4rem)}
.mosaic .m-a{grid-area:a}.mosaic .m-b{grid-area:b}.mosaic .m-c{grid-area:c}
.mosaic a{display:block;overflow:clip}
.mosaic .m-a img{aspect-ratio:auto;height:100%;min-height:24rem}
.mosaic .m-b img,.mosaic .m-c img{aspect-ratio:16/10}
.mosaic .m-a{display:grid;grid-template-rows:1fr auto}
.mosaic img{transition:scale 1s var(--ease)}
.mosaic a:hover img{scale:1.04}
@media (max-width:860px){.mosaic{grid-template-columns:1fr;grid-template-areas:"a" "b" "c"}.mosaic .m-a img{min-height:0;aspect-ratio:4/3}}

/* framed photo */
.frame{margin:0;position:relative}
.frame img{width:100%;aspect-ratio:4/5;object-fit:cover}
.frame figcaption{font-size:var(--fs-s);color:var(--ink-soft);margin-top:.6rem}
.frame.wide img{aspect-ratio:16/10}

/* message blocks */
.message{display:grid;grid-template-columns:9rem minmax(0,1fr);gap:1.6rem;align-items:start}
.message img{width:9rem;aspect-ratio:300/340;object-fit:cover;background:var(--paper-2);filter:grayscale(.15) contrast(1.05)}
.message .who{font-weight:600;margin:.2rem 0 0}
.message .role{font-size:var(--fs-s);color:var(--ink-soft)}
@media (max-width:520px){.message{grid-template-columns:1fr}.message img{width:8rem}}
.on-night .message .role{color:var(--light-soft)}
blockquote{margin:0}
.letter p{max-width:46rem}
.signature{font-weight:600;margin-top:1.4rem}
.signature span{display:block;font-weight:400;color:var(--ink-soft);font-size:var(--fs-s)}
/* cinematic principal feature */
.feature{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(2rem,6vw,6rem);align-items:center}
.feature .portrait{margin:0;position:relative}
.feature .portrait img{width:100%;max-width:26rem;aspect-ratio:300/340;object-fit:cover;filter:grayscale(1) contrast(1.1) brightness(.95)}
.feature .portrait::after{content:"";position:absolute;inset:auto auto -1rem -1rem;width:55%;height:55%;border-left:1px solid var(--gold);border-bottom:1px solid var(--gold);pointer-events:none}
.feature blockquote p{font-size:clamp(1.25rem,2.4vw,1.75rem);line-height:1.55;font-weight:400}
.feature blockquote p::before{content:"“";display:block;font-size:5rem;line-height:.6;color:var(--gold);margin-bottom:.6rem;font-weight:700}
.feature .who{font-weight:700;font-size:var(--fs-l);margin:1.4rem 0 0}
.feature .role{color:var(--light-soft);font-size:var(--fs-s);margin:0 0 1.4rem}
@media (max-width:860px){.feature{grid-template-columns:1fr}.feature .portrait img{max-width:18rem}}
.side-card{margin-top:clamp(3rem,7vw,5rem);display:grid;grid-template-columns:5rem minmax(0,1fr);gap:1.2rem;align-items:start;border-top:1px solid rgba(243,239,230,.14);padding-top:2rem}
.side-card img{width:5rem;aspect-ratio:1;object-fit:cover;border-radius:50%;filter:grayscale(.3)}
.side-card h3{font-size:var(--fs-m);margin:0 0 .3rem;color:var(--gold)}
.side-card p{color:var(--light-soft);margin:0 0 .6rem}

/* filmstrip */
.filmstrip{position:relative;background:var(--night);color:var(--light);padding-block:clamp(3.5rem,8vw,6rem);overflow:clip}
.strip{list-style:none;margin:0;padding:1.4rem var(--gutter);display:flex;gap:1rem;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding-inline:var(--gutter);scrollbar-width:thin;scrollbar-color:var(--gold) transparent;
  background:
    radial-gradient(circle at 50% 50%,var(--night) 3.5px,transparent 4px) 0 .45rem/26px 14px repeat-x,
    radial-gradient(circle at 50% 50%,var(--night) 3.5px,transparent 4px) 0 calc(100% - .45rem)/26px 14px repeat-x,
    #050607}
.strip li{flex:0 0 min(78vw,30rem);scroll-snap-align:start}
.strip a{display:block;color:var(--light);text-decoration:none}
.strip img{width:100%;aspect-ratio:3/2;object-fit:cover}
.strip figure{margin:0}
.strip figcaption{font-size:var(--fs-s);color:var(--light-soft);padding-top:.5rem}
.strip-hint{font-size:var(--fs-s);color:var(--light-soft);margin:0}

/* closing CTA */
.closing{min-height:max(28rem,78svh);display:flex;align-items:center;text-align:left}
.closing .wrap{width:100%;padding-block:clamp(4rem,10vw,7rem)}
.closing h2{font-size:clamp(2.2rem,6vw,4.6rem);line-height:1.12;max-width:16ch}
.closing p{color:var(--light-soft);max-width:36rem;font-size:var(--fs-l)}

/* link lists */
.linklist{list-style:none;margin:0;padding:0}
.linklist li{border-bottom:1px solid rgba(20,25,34,.14)}
.linklist a{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;padding:.85rem 0;text-decoration:none;font-weight:600}
.linklist a::after{content:"→";color:var(--gold-ink);transition:translate .35s var(--ease)}
.linklist a:hover::after{translate:5px 0}
.on-night .linklist li{border-color:rgba(243,239,230,.14)}
.on-night .linklist a::after{color:var(--gold)}

/* documents */
.docs{list-style:none;margin:0 0 1rem;padding:0;display:grid;gap:.6rem}
.docs li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.3rem 1.2rem;align-items:center;background:#fffdf8;border:1px solid rgba(20,25,34,.08);padding:1rem 1.2rem;border-radius:3px;transition:border-color .3s var(--ease),translate .3s var(--ease)}
.docs li:hover{border-color:var(--gold-ink)}
.docs .title{font-weight:600}
.docs .meta{font-size:var(--fs-s);color:var(--ink-soft)}
.docs a.dl{font-weight:600;white-space:nowrap;text-decoration:none;padding:.45rem .95rem;border-radius:999px;background:var(--night);color:var(--light)}
.docs a.dl:hover{background:var(--gold);color:var(--night)}
@media (max-width:520px){.docs li{grid-template-columns:1fr}.docs a.dl{justify-self:start}}

/* notices */
.notices{list-style:none;margin:0;padding:0}
.notice{padding:1.6rem 0;border-bottom:1px solid rgba(20,25,34,.14)}
.notice:first-child{padding-top:0}
.notice time,.notice .when{display:inline-block;font-size:var(--fs-s);font-weight:600;color:var(--gold-ink);margin-bottom:.25rem}
.notice h3{margin-bottom:.35rem}
.notice h3 a{text-decoration:none}
.notice .images{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:1rem;margin-top:1rem}
.notice figure{margin:0}
.notice figcaption{font-size:var(--fs-s);color:var(--ink-soft);margin-top:.35rem}
.archive-note{background:#fbf4e4;border-left:3px solid var(--gold-ink);padding:.9rem 1.1rem;margin:0 0 2rem;max-width:47rem}

/* people */
.people{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(10.5rem,1fr));gap:2rem 1.3rem}
.people img{width:100%;aspect-ratio:300/340;object-fit:cover;background:var(--paper-2);margin-bottom:.65rem;filter:grayscale(.85) contrast(1.05);transition:filter .5s var(--ease)}
.people li:hover img{filter:none}
.people .name{font-weight:600;line-height:1.35;display:block}
.people .role{font-size:var(--fs-s);color:var(--ink-soft);display:block;line-height:1.45}
.group-title{margin-top:3rem;font-size:clamp(1.5rem,2.8vw,2rem)}
.group-title:first-of-type{margin-top:0}

/* tables */
.table-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:var(--fs-s)}
caption{text-align:left;font-weight:600;margin-bottom:.5rem;font-size:var(--fs-m)}
th,td{padding:.6rem .8rem;text-align:left;border-bottom:1px solid rgba(20,25,34,.12)}
thead th{background:var(--night);color:var(--light);font-weight:600}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}

/* gallery grid */
.gallery{list-style:none;margin:0 0 1rem;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(16rem,1fr));gap:1rem}
.gallery a{display:block;text-decoration:none;color:var(--ink);overflow:clip}
.gallery img{width:100%;aspect-ratio:26/21;object-fit:cover;background:var(--paper-2);transition:scale .9s var(--ease),filter .5s var(--ease);filter:saturate(.85)}
.gallery a:hover img{scale:1.05;filter:none}
.gallery figure{margin:0}
.gallery figcaption{font-size:var(--fs-s);padding-top:.5rem}
.lightbox{border:0;padding:0;background:transparent;max-width:min(96vw,1200px);max-height:94vh;color:var(--light)}
.lightbox::backdrop{background:rgba(5,6,8,.94)}
.lightbox img{max-height:84vh;width:auto;margin:auto}
.lightbox p{text-align:center;margin:.8rem 0 0;color:var(--light-soft)}
.lightbox button{position:fixed;top:1rem;right:1rem;font:inherit;font-weight:600;background:transparent;color:var(--light);border:1px solid rgba(243,239,230,.4);border-radius:999px;padding:.4rem 1rem;cursor:pointer}
@media (prefers-reduced-motion:no-preference){
  .lightbox[open]{animation:lb-in .45s var(--ease)}
  @keyframes lb-in{from{opacity:0;scale:.97}}
}

/* contact */
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:1.3rem}
.contact-list .label{font-size:var(--fs-s);color:var(--ink-soft);font-weight:600}
.contact-list a{font-weight:600}

/* footer */
.site-footer{background:var(--night);color:var(--light);overflow:clip}
.site-footer a{color:var(--light)}
.site-footer a:hover{color:var(--gold)}
.footer-mark{font-size:clamp(2.6rem,10vw,9rem);font-weight:700;line-height:1;letter-spacing:-.02em;color:transparent;-webkit-text-stroke:1px rgba(243,239,230,.18);white-space:nowrap;padding:clamp(2rem,6vw,4rem) var(--gutter) 0;margin:0;user-select:none}
.site-footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:2.5rem;padding-block:2.5rem 3rem}
.site-footer h2{font-size:var(--fs-s);letter-spacing:.06em;margin-bottom:.8rem;color:var(--gold);font-weight:600}
.site-footer p,.site-footer li{font-size:var(--fs-s);color:var(--light-soft)}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:.35rem}
.site-footer .quote{font-size:var(--fs-m);margin:0;color:var(--light)}
.site-footer .quote cite{display:block;font-style:normal;font-size:var(--fs-s);color:var(--light-soft);margin-top:.4rem}
.footer-base{border-top:1px solid rgba(243,239,230,.1);font-size:var(--fs-s);color:var(--light-soft)}
.footer-base .wrap{padding-block:1.1rem}
@media (max-width:900px){.site-footer .cols{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.site-footer .cols{grid-template-columns:1fr}}

/* =====================================================================
   MOTION — everything below is opt-in for users without a reduced-motion
   preference. Scroll-driven parts are feature-detected (including the
   animation-range check that filters out partial support).
   ===================================================================== */
@media (prefers-reduced-motion:no-preference){

  /* cross-document view transitions (progressive: other browsers just navigate) */
  @view-transition{navigation:auto}
  ::view-transition-old(root){animation:.32s var(--ease-in) both vt-out}
  ::view-transition-new(root){animation:.6s var(--ease) both vt-in}
  ::view-transition-group(hero-media){animation-duration:.7s;animation-timing-function:var(--ease)}
  @keyframes vt-out{to{opacity:0;scale:.985}}
  @keyframes vt-in{from{opacity:0;scale:1.012}}

  /* time-based entrance on first paint */
  .gate{display:block}
  .gate::before,.gate::after{animation:gate-open 1.5s var(--ease) .15s both}
  @keyframes gate-open{to{scale:1 0}}
  .hero .film-media img,.page-hero .film-media img{animation:kenburns 7s cubic-bezier(.22,.6,.2,1) both}
  @keyframes kenburns{from{scale:1.14}to{scale:1.02}}
  .line>span{animation:line-up 1.2s var(--ease) both;animation-delay:calc(.45s + var(--d,0) * .13s)}
  @keyframes line-up{from{translate:0 108%}}
  .rise-in{animation:rise-in 1.1s var(--ease) both;animation-delay:calc(.75s + var(--d,0) * .1s)}
  @keyframes rise-in{from{opacity:0;translate:0 1.4rem}}
  .scroll-cue::after{animation:cue 2.2s var(--ease) 2s 3}
  @keyframes cue{0%{scale:1 0;transform-origin:50% 0}45%{scale:1 1;transform-origin:50% 0}55%{scale:1 1;transform-origin:50% 100%}100%{scale:1 0;transform-origin:50% 100%}}

  /* fallback reveal (IntersectionObserver adds .in) — only when JS flagged no scroll-timeline support */
  .io .rv-wait{opacity:0;translate:0 2rem;transition:opacity .9s var(--ease),translate 1.1s var(--ease)}
  .io .rv-wait.in{opacity:1;translate:0 0}

  @supports ((animation-timeline: scroll()) and (animation-range: 0% 100%)){
    /* scroll progress + header solidifies over the first stretch of scrolling */
    .progress{animation:progress linear both;animation-timeline:scroll(block root)}
    @keyframes progress{to{scale:1 1}}
    .site-header::before{transition:none;animation:solidify linear both;animation-timeline:scroll(block root);animation-range:0 40svh}
    @keyframes solidify{from{opacity:0}to{opacity:1}}
    /* hero: image sinks slower than the page (parallax), copy lifts and fades */
    .hero .film-media,.page-hero .film-media{animation:sink linear both;animation-timeline:scroll(block root);animation-range:0 100svh}
    @keyframes sink{to{translate:0 24%}}
    .hero-content,.page-hero .wrap{animation:lift linear both;animation-timeline:scroll(block root);animation-range:0 70svh}
    @keyframes lift{to{opacity:0;translate:0 -10svh}}
  }

  @supports ((animation-timeline: view()) and (animation-range: entry)){
    /* generic entrance for content blocks as they enter the viewport */
    :is(.section h2,.section .lead,.section .kicker,.docs>li,.notices>li,.people>li,.gallery>li,.figures>div,.linklist>li,.letter>p,.prose>p,.prose>figure,.frame,.message,.contact-list>li,.table-wrap,.side-card,.closing h2,.closing p,.cine-band h2,.feature blockquote){
      animation:rise linear both;animation-timeline:view();animation-range:entry 0% entry 75%}
    @keyframes rise{from{opacity:0;translate:0 2.6rem}}
    /* photo frames unmask upward */
    .frame img{animation:unmask linear both;animation-timeline:view();animation-range:entry 0% cover 45%}
    @keyframes unmask{from{clip-path:inset(22% 0 0 0);scale:1.12}to{clip-path:inset(0 0 0 0);scale:1}}
    /* parallax band */
    .cine-band{view-timeline:--band}
    .cine-band .band-media{animation:band-par linear both;animation-timeline:--band;animation-range:cover 0% cover 100%}
    @keyframes band-par{from{translate:0 -10%}to{translate:0 10%}}
    /* filmstrip frames settle into focus as they cross the strip */
    .strip li{animation:frame-in linear both,frame-out linear both;animation-timeline:view(inline),view(inline);animation-range:entry 0% entry 100%,exit 0% exit 100%}
    @keyframes frame-in{from{opacity:.35;scale:.88}}
    @keyframes frame-out{to{opacity:.35;scale:.88}}
    /* statement: words light up one by one while the block is pinned */
    .statement{view-timeline:--stmt;height:240svh}
    .statement .sticky{position:sticky;top:0;min-height:100svh;padding-block:calc(var(--header-h) + 2rem) 3rem}
    .statement .w{opacity:.16;animation:lit linear both;animation-timeline:--stmt;animation-range:contain calc(var(--p) * 1%) contain calc(var(--p) * 1% + 7%)}
    @keyframes lit{to{opacity:1}}
  }
}

@media print{.site-header,.menu,.progress,.gate,.scroll-cue,.site-footer .footer-mark{display:none}.film,.on-night,.statement,.filmstrip,.cine-band,.site-footer{background:none!important;color:#000!important}.film-media,.band-media{display:none}}

/* ---------- fixes after browser review ---------- */
.brand>span{min-width:0}
.brand{flex:1 1 auto}
.site-footer .footer-mark{font-size:clamp(2.6rem,10vw,9rem);color:transparent}
.frame{overflow:clip}
.hero.film::before{background:
  linear-gradient(90deg,rgba(10,13,18,.74) 0%,rgba(10,13,18,.32) 55%,rgba(10,13,18,0) 82%),
  linear-gradient(180deg,rgba(10,13,18,.72) 0%,rgba(10,13,18,.2) 28%,rgba(10,13,18,.3) 55%,rgba(10,13,18,.95) 100%)}
.residential::before{background:
  linear-gradient(90deg,rgba(10,13,18,.88) 0%,rgba(10,13,18,.55) 55%,rgba(10,13,18,.35) 100%),
  linear-gradient(180deg,rgba(10,13,18,.4),rgba(10,13,18,.15) 40%,rgba(10,13,18,.85))}
@media (max-width:860px){.residential::before{background:rgba(10,13,18,.72)}}
@media (max-width:560px){.people{grid-template-columns:repeat(2,minmax(0,1fr));gap:1.6rem 1rem}}
/* content inside a closed <details> has no box, so it must not wait on a view timeline */
details :is(p,h3,li,.letter>p){animation:none!important}
/* about page contents list: sit below the fixed header and scroll if taller than the screen */
nav[aria-label="এই পাতার বিষয়সূচি"]{top:calc(var(--header-h) + 1rem)!important;max-height:calc(100svh - var(--header-h) - 2rem);overflow:auto;overscroll-behavior:contain}

/* =====================================================================
   REDUCED MOTION: still cinematic, but opacity only — no movement, zoom,
   parallax or pinning (WCAG 2.3.3). Fades and cross-dissolves only.
   ===================================================================== */
@media (prefers-reduced-motion:reduce){
  @view-transition{navigation:auto}
  ::view-transition-old(root),::view-transition-new(root){animation-duration:.45s}
  .line>span,.rise-in{animation:rm-fade 1.2s ease-out both;animation-delay:calc(.2s + var(--d,0) * .15s)}
  .film-media img{animation:rm-fade 1.6s ease-out both}
  @keyframes rm-fade{from{opacity:0}}
  @supports ((animation-timeline: view()) and (animation-range: entry)){
    :is(.section h2,.section .lead,.section .kicker,.docs>li,.notices>li,.people>li,.gallery>li,.figures>div,.linklist>li,.letter>p,.prose>p,.prose>figure,.frame,.message,.contact-list>li,.table-wrap,.side-card,.closing h2,.closing p,.cine-band h2,.feature blockquote){
      animation:rm-fade linear both;animation-timeline:view();animation-range:entry 0% entry 60%}
    .statement .w{opacity:.25;animation:rm-lit linear both;animation-timeline:view();animation-range:entry 30% cover 45%}
    @keyframes rm-lit{to{opacity:1}}
  }
  @supports ((animation-timeline: scroll()) and (animation-range: 0% 100%)){
    .site-header::before{transition:none;animation:rm-fade linear both;animation-timeline:scroll(block root);animation-range:0 40svh}
  }
}