@font-face{font-family:'Source Serif 4';font-style:normal;font-weight:300 700;font-display:swap;src:url(/bryn-mawr/assets/fonts/source-serif-4-normal-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:'Source Serif 4';font-style:normal;font-weight:300 700;font-display:swap;src:url(/bryn-mawr/assets/fonts/source-serif-4-normal-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Source Serif 4';font-style:italic;font-weight:300 700;font-display:swap;src:url(/bryn-mawr/assets/fonts/source-serif-4-italic-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:'Source Serif 4';font-style:italic;font-weight:300 700;font-display:swap;src:url(/bryn-mawr/assets/fonts/source-serif-4-italic-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Fraunces';font-style:normal;font-weight:300 900;font-display:swap;src:url(/bryn-mawr/assets/fonts/fraunces-normal-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:'Fraunces';font-style:normal;font-weight:300 900;font-display:swap;src:url(/bryn-mawr/assets/fonts/fraunces-normal-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  --bg:#f2eee5; --bg-2:#e7e1d3; --ink:#1b1a16; --ink-2:#37342c; --ink-3:#4b463b;
  --rule:rgba(27,26,22,.16); --link:#5b3a0e; --accent:#8a5a12;
  --bar-bg:rgba(242,238,229,.94); --stage:#dcd5c3;
  --m-crest:#e0a030; --m-ditch:#1d2a38; --m-hollow:#f4e7c6; --i-mark:#fff8e6; --plan-ink:#fff8e6;
  --serif:"Source Serif 4",Georgia,"Times New Roman",serif; --display:"Fraunces",Georgia,serif;
  --bar-h:44px; color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#131511; --bg-2:#1c1f19; --ink:#ece6d8; --ink-2:#d7d0bf; --ink-3:#bdb5a3;
  --rule:rgba(236,230,216,.17); --link:#e8c27f; --accent:#e0a93d;
  --bar-bg:rgba(19,21,17,.94); --stage:#0c0d0a; color-scheme:dark;
}}
:root[data-theme="dark"]{
  --bg:#131511; --bg-2:#1c1f19; --ink:#ece6d8; --ink-2:#d7d0bf; --ink-3:#bdb5a3;
  --rule:rgba(236,230,216,.17); --link:#e8c27f; --accent:#e0a93d;
  --bar-bg:rgba(19,21,17,.94); --stage:#0c0d0a; color-scheme:dark;
}

*{box-sizing:border-box}
html{scroll-padding-top:calc(var(--bar-h) + 12px);-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1.125rem/1.62 var(--serif);font-kerning:normal}
a{color:var(--link);text-decoration-thickness:1px;text-underline-offset:.18em}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip:focus{position:fixed;left:12px;top:8px;width:auto;height:auto;clip:auto;z-index:20;background:var(--bg);padding:.4em .8em}

/* top bar: one line */
.topbar{position:sticky;top:0;z-index:10;height:var(--bar-h);display:flex;align-items:center;gap:14px;padding:0 16px;background:var(--bar-bg);border-bottom:1px solid var(--rule);backdrop-filter:blur(6px);font-size:.9rem}
.topbar a{color:var(--ink-2);text-decoration:none}
.topbar .home{font-weight:600;color:var(--ink);white-space:nowrap}
.topnav{display:flex;gap:14px;overflow-x:auto;scrollbar-width:none;min-width:0;white-space:nowrap}
.topnav::-webkit-scrollbar{display:none}
.topnav a[aria-current="true"]{color:var(--ink);text-decoration:underline;text-underline-offset:.3em}
.spacer{flex:1}
.chip{white-space:nowrap}
.icon-btn{width:34px;height:34px;border-radius:50%;border:1px solid var(--rule);background:transparent;color:var(--ink);display:grid;place-items:center;cursor:pointer;flex:none;position:relative}
.icon-btn::after{content:"";position:absolute;inset:-5px}
.icon-btn svg{display:block}.icon-btn svg[hidden]{display:none}
@media (max-width:560px){.topbar .home{display:none}.topbar{gap:12px}}

main{padding:0 16px}
.intro,section,.foot{max-width:40rem;margin-left:auto;margin-right:auto}
.intro{padding:2.6rem 0 1.2rem}
.kicker{font-size:.9rem;letter-spacing:.04em;color:var(--ink-3);margin:0 0 .6rem}
h1{font:600 clamp(2rem,6vw,3.3rem)/1.08 var(--display);letter-spacing:-.01em;margin:0 0 1rem;text-wrap:balance}
.deck{font-size:1.25rem;line-height:1.5;color:var(--ink-2);margin:0 0 1rem}
.byline{font-size:.9rem;color:var(--ink-3);margin:0}
h2{font:600 1.6rem/1.2 var(--display);margin:2.6rem 0 .8rem;text-wrap:balance}
section p{margin:0 0 1rem}

/* the hero view */
.hero-fig{max-width:62rem;margin:1rem auto 1.5rem}
.stage{position:relative;aspect-ratio:4/3;background:var(--stage);border-radius:6px;overflow:hidden}
.stage .flat{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block}
.stage .flat-b{opacity:0}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;display:none;touch-action:pan-y;cursor:grab}
.stage.gl canvas{display:block}.stage.gl .flat{display:none}
.stage canvas:active{cursor:grabbing}
.control{max-width:40rem;margin:1rem auto 0}
.control label{display:block;font-weight:600;margin-bottom:.35rem}
.control input[type=range]{width:100%;height:44px;margin:0;accent-color:var(--accent);cursor:pointer}
.ends{display:flex;justify-content:space-between;font-size:.9rem;color:var(--ink-3);margin-top:-4px}
.drag{font-size:.9rem;color:var(--ink-3);margin:.4rem 0 0}
.hero-fig figcaption,.plans figcaption{max-width:40rem;margin:.9rem auto 0;font-size:.92rem;line-height:1.5;color:var(--ink-3)}
@media (max-width:640px){.stage{aspect-ratio:1/1}}

/* plans */
.plans{margin:1.6rem 0;max-width:none}
#fort .plans{width:min(62rem,calc(100vw - 32px));position:relative;left:50%;transform:translateX(-50%)}
.plan-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:700px){.plan-pair{grid-template-columns:1fr}}
.plan{position:relative;margin:0}
.plan img{display:block;width:100%;height:auto;border-radius:4px}
.plan svg.plan-marks{position:absolute;left:0;top:0;width:100%;height:auto;aspect-ratio:960/640;overflow:visible}
.plan-cap{font-size:.9rem;color:var(--ink-3);margin:.35rem 0 0}
.m-crest{fill:none;stroke:var(--m-crest);stroke-width:1.4;stroke-linejoin:round}
.m-ditch{fill:none;stroke:var(--m-ditch);stroke-width:1;stroke-linejoin:round;opacity:.85}
.m-hollow{fill:none;stroke:var(--m-hollow);stroke-width:1.1}
.m-hollow.one{stroke-width:.7;opacity:.6}
.i-zone{fill:none;stroke:var(--i-mark);stroke-width:.8;stroke-dasharray:2.4 2}
.i-mark{fill:none;stroke:var(--i-mark);stroke-width:.9;stroke-dasharray:2.4 2}
.i-label{font:italic 600 7.4px var(--serif);fill:var(--plan-ink);paint-order:stroke;stroke:rgba(20,18,14,.8);stroke-width:2.2px;stroke-linejoin:round}
.plan-furniture{fill:var(--plan-ink);font:600 6.5px var(--serif);paint-order:stroke;stroke:rgba(20,18,14,.75);stroke-width:1.8px}
.plan-furniture .scale{fill:none;stroke:var(--plan-ink);stroke-width:1.1;paint-order:normal}
.legend{display:grid;grid-template-columns:auto 1fr;gap:.1rem 1.2rem;font-size:.92rem;margin-top:.9rem;color:var(--ink-2)}
.legend .lg-h{margin:0;font-weight:600;color:var(--ink)}
.legend ul{list-style:none;margin:0 0 .5rem;padding:0;display:flex;flex-wrap:wrap;gap:.2rem 1.1rem}
.legend li{display:flex;align-items:center;gap:.45rem}
.legend svg{width:26px;height:12px;flex:none;background:#3a342a;border-radius:2px}
@media (max-width:700px){.legend{grid-template-columns:1fr}}

.method{font-size:1rem;color:var(--ink-2)}
.method h2{font-size:1.35rem}
.foot{display:flex;gap:1.2rem;padding:2.5rem 0 3.5rem;margin-top:2.5rem;border-top:1px solid var(--rule);font-size:.92rem}
.foot a{color:var(--ink-2)}