/* danieljsargent.com — Berkeley brand palette */
:root{
  --blue:#002676; --blue-dark:#001A52; --gold:#FDB515;
  --ink:#14171C; --ink-2:#2A2E35; --ink-3:#393E46; --muted:#454A52; --faint:#5A6068;
  --paper:#F8F7F3; --paper-2:#EEEBE4; --rule:#DDD9D0; --rule-2:#D1CDC3;
  --serif:'Source Serif 4',Georgia,'Times New Roman',serif;
  --sans:'Inter','Helvetica Neue',Arial,sans-serif;
  --cond:'Barlow Condensed','Inter','Helvetica Neue',sans-serif;
  --pad:120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);font-family:var(--serif);color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--blue-dark)}
a:focus-visible,button:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.skip{position:absolute;left:-9999px;top:0;background:var(--blue);color:#fff;padding:10px 16px;font-family:var(--sans);z-index:10}
.skip:focus{left:16px;top:16px}
h1,h2,h3{font-weight:400;margin:0}
p{margin:0}

/* Header */
.site-header{border-top:6px solid var(--gold);border-bottom:1px solid var(--rule);display:flex;justify-content:space-between;align-items:center;padding:36px var(--pad);position:relative;background:var(--paper)}
.wordmark{font-size:22px;font-weight:500;letter-spacing:.01em;color:var(--ink);text-decoration:none}
.site-nav{display:flex;gap:40px;font-family:var(--cond);font-size:17px;font-weight:500;letter-spacing:.1em;text-transform:uppercase}
.site-nav a{color:var(--ink);text-decoration:none;padding:12px 0;border-bottom:3px solid transparent}
.site-nav a:hover{color:var(--blue)}
.site-nav a[aria-current="page"]{color:var(--blue);border-bottom-color:var(--gold)}
.menu-btn{display:none;width:44px;height:44px;border:0;background:transparent;align-items:center;justify-content:center;padding:0;color:var(--ink);cursor:pointer}

/* Shared structures */
.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px}
.section{padding:96px var(--pad);border-top:1px solid var(--rule)}
.section-title{font-size:44px}
.side-note{font-family:var(--sans);font-size:15px;line-height:1.6;color:var(--muted)}
.eyebrow{font-family:var(--cond);font-size:16px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--blue)}
.list-head{padding-bottom:16px}
.list-head + .row{border-top:1px solid var(--rule-2)}
.gap{height:48px}
.more{font-family:var(--sans);font-size:15px;font-weight:500;padding:20px 0;display:inline-block}
.meta{font-family:var(--sans);font-size:14px;line-height:1.5;color:var(--muted)}
.date{font-family:var(--sans);font-size:14px;color:var(--faint)}

/* Rows (writing, talks) */
.row{display:grid;gap:24px;padding:22px 0;border-top:1px solid var(--rule-2);align-items:baseline}
.row:last-child,.row:has(+ :not(.row)){border-bottom:1px solid var(--rule-2)}
.rows-writing .row{grid-template-columns:72px 1fr 260px}
.rows-talks .row{grid-template-columns:110px 1fr 300px;padding:20px 0}
.row .title{font-size:21px;line-height:1.35}
.rows-talks .row .title{font-size:20px}
.row .title a{color:var(--ink);text-decoration-color:#9AA6BF}
.row .title a:hover{color:var(--blue);text-decoration-color:var(--blue)}

/* Hero */
.hero{padding:120px var(--pad) 112px}
.hero-text{grid-column:span 8;display:flex;flex-direction:column;gap:32px}
.hero h1{font-size:88px;line-height:1.02;letter-spacing:-.015em}
.lede{font-size:26px;line-height:1.45;font-weight:300;color:var(--ink-3);max-width:760px}
.titles{font-family:var(--sans);font-size:15px;line-height:1.7;color:var(--muted)}
.portrait{grid-column:10/span 3;align-self:end}
.portrait img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 30%}

/* Books */
.books{padding:96px var(--pad);background:var(--paper-2);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);display:flex;flex-direction:column;gap:56px}
.books-head{display:flex;justify-content:space-between;align-items:baseline;gap:24px}
.books-head .kicker{font-family:var(--cond);font-size:16px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.feature{padding-bottom:56px;border-bottom:1px solid var(--rule-2)}
.placeholder-cover{grid-column:span 3;aspect-ratio:2/3;background:var(--blue);color:#fff;display:flex;flex-direction:column;justify-content:space-between;padding:28px}
.placeholder-cover .tag{font-family:var(--cond);font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold)}
.placeholder-cover .t{font-size:38px;line-height:1.05;font-style:italic}
.placeholder-cover .rule{height:3px;width:48px;background:var(--gold)}
.feature-text{grid-column:5/span 7;display:flex;flex-direction:column;gap:20px;justify-content:center}
.feature-text h3{font-size:48px;font-style:italic;line-height:1.1}
.feature-text .meta{font-size:15px}
.feature-text p{font-size:21px;line-height:1.6;color:var(--ink-2)}
.book-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px}
.book{display:flex;flex-direction:column;gap:16px}
.cover{width:100%;aspect-ratio:2/3;object-fit:cover;box-shadow:0 1px 2px rgba(28,27,25,.14),0 10px 28px rgba(28,27,25,.14);background:#ddd}
.book h3{margin-top:8px;font-size:24px;font-weight:500;line-height:1.25}
.book p{font-size:18px;line-height:1.6;color:var(--ink-2)}

/* About */
.about{padding:104px var(--pad);border-top:0}
.about h2{grid-column:span 3}
.prose{grid-column:5/span 7;display:flex;flex-direction:column;gap:24px;font-size:20px;line-height:1.65;color:var(--ink-2)}

/* Two-column section layout */
.aside{grid-column:span 3;display:flex;flex-direction:column;gap:16px}
.main-col{grid-column:5/span 8;display:flex;flex-direction:column}
.main-wide{grid-column:4/span 9;display:flex;flex-direction:column}
.aside .more{padding:12px 0}
.teach-cards{grid-column:5/span 8;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px}
.teach-cards .card{display:flex;flex-direction:column;gap:12px}
.teach-cards .course{font-size:24px;line-height:1.25}
.teach-cards .more{grid-column:span 2;padding:12px 0}
.blurb{font-size:19px;line-height:1.6;color:var(--ink-2)}

/* Footer */
.site-footer{border-top:6px solid var(--gold);background:var(--blue);color:#E8ECF5;padding:88px var(--pad) 56px;display:flex;flex-direction:column;gap:64px}
.site-footer h2{grid-column:span 3;font-size:44px;color:#fff}
.site-footer .contact{grid-column:5/span 4;display:flex;flex-direction:column;gap:10px;font-family:var(--sans);font-size:16px;line-height:1.6;color:#C9D3EA}
.site-footer .contact a{color:#fff;font-family:var(--serif);font-size:20px}
.site-footer .contact a:hover{color:var(--gold)}
.site-footer a:focus-visible{outline-color:var(--gold)}
.site-footer .aux{grid-column:9/span 4;font-family:var(--sans);font-size:15px;line-height:1.6;color:#C9D3EA}
.site-footer .aux{display:flex;flex-direction:column;gap:10px}
.site-footer .aux a{color:#fff;font-family:var(--serif);font-size:20px}
.site-footer .aux a:hover{color:var(--gold)}
.site-footer .flabel{font-family:var(--cond);font-size:15px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:#AEBBDB}
.legal{display:flex;justify-content:space-between;border-top:1px solid #2A4A93;padding-top:24px;font-family:var(--sans);font-size:13px;color:#AEBBDB}

/* Teaching page */
.t-hero{padding:112px var(--pad) 96px}
.t-hero .hero-text{gap:28px}
.t-hero h1{font-size:80px;line-height:1.02;letter-spacing:-.015em}
.t-hero .lede{font-size:24px;line-height:1.5}
.now{grid-column:10/span 3;align-self:end;display:flex;flex-direction:column;gap:10px;padding:24px;background:var(--paper-2);border:1px solid var(--rule)}
.now .label{font-family:var(--cond);font-size:15px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.now .item{display:flex;flex-direction:column;gap:6px;padding-top:6px}
.now .item + .item{padding-top:14px;border-top:1px solid var(--rule-2)}
.now .c{font-size:24px;line-height:1.2}
.awards{padding:0 var(--pad) 104px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;max-width:1040px}
.award{display:flex;flex-direction:column;gap:8px;padding-top:20px;border-top:1px solid var(--ink)}
.award .n{font-size:22px;line-height:1.3}
.courses{padding:96px var(--pad);background:var(--paper-2);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);display:flex;flex-direction:column;gap:56px}
.course-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:64px}
.course-col{display:flex;flex-direction:column;gap:56px}
.clist{display:flex;flex-direction:column}
.clist .row{grid-template-columns:170px 1fr;gap:20px;padding:18px 0}
.clist .row:last-child{border-bottom:1px solid var(--rule-2)}
.clist .title{font-size:21px;line-height:1.35}
.stack{display:flex;flex-direction:column;gap:4px}
.advising{padding:104px var(--pad);border-top:0}
.advising .row{grid-template-columns:72px 1fr;gap:20px;padding:18px 0}
.advising .who{font-size:20px;line-height:1.3}
.advising .diss{font-size:17px;line-height:1.45;font-style:italic;color:var(--ink-3)}
.advising .role{font-family:var(--sans);font-size:13px;color:var(--faint)}
.advising .blurb{margin-top:28px}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  :root{--pad:64px}
  .hero h1{font-size:72px}
  .site-nav{gap:28px}
}
@media (max-width:960px){
  :root{--pad:40px}
  .grid{display:flex;flex-direction:column;gap:24px}
  .hero{padding-top:72px;padding-bottom:72px}
  .hero .grid{flex-direction:column-reverse}
  .portrait{max-width:320px}
  .feature{display:grid;grid-template-columns:200px 1fr;gap:32px}
  .book-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
  .rows-writing .row,.rows-talks .row{grid-template-columns:90px 1fr}
  .rows-writing .row .meta,.rows-talks .row .meta{grid-column:2}
  .row{row-gap:6px}
  .teach-cards{grid-template-columns:1fr;gap:32px}
  .teach-cards .more{grid-column:auto}
  .now{max-width:420px}
  .course-cols{grid-template-columns:1fr;gap:56px}
  .site-footer{gap:40px}
}
@media (max-width:760px){
  :root{--pad:24px}
  .site-header{padding:16px var(--pad)}
  .wordmark{font-size:19px}
  .menu-btn{display:flex}
  .site-nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:var(--paper);border-bottom:1px solid var(--rule);padding:8px var(--pad) 16px;z-index:5}
  .site-nav.open{display:flex}
  .site-nav a{padding:14px 0;border-bottom:1px solid var(--rule)}
  .site-nav a:last-child{border-bottom:0}
  .site-nav a[aria-current="page"]{border-bottom:1px solid var(--rule);box-shadow:inset 3px 0 0 var(--gold);padding-left:12px}
  .section,.about,.advising,.books,.courses{padding-top:48px;padding-bottom:48px}
  .section-title,.site-footer h2{font-size:32px}
  .hero{padding:40px var(--pad) 56px}
  .hero .grid{flex-direction:column}
  .hero-text{gap:22px}
  .portrait{max-width:none;order:-1}
  .hero h1{font-size:48px;letter-spacing:-.01em}
  .lede{font-size:20px;line-height:1.5}
  .titles{font-size:13px;line-height:1.6}
  .eyebrow{font-size:14px}
  .books{gap:32px}
  .books-head .kicker{display:none}
  .feature{display:block;padding-bottom:32px}
  .placeholder-cover{display:none}
  .feature-text{gap:10px}
  .feature-text h3{font-size:28px}
  .feature-text p{font-size:17px}
  .book-grid{grid-template-columns:1fr;gap:28px}
  .book{display:grid;grid-template-columns:96px 1fr;column-gap:20px;row-gap:8px;align-items:start}
  .book .cover{grid-row:span 4}
  .book h3{margin:0;font-size:19px}
  .book .meta{font-size:13px}
  .book p{font-size:16px}
  .book a{padding:4px 0}
  .prose{font-size:18px;gap:18px}
  .row{padding:16px 0}
  .rows-writing .row,.rows-talks .row{grid-template-columns:1fr;gap:6px}
  .rows-writing .row .meta,.rows-talks .row .meta{grid-column:auto}
  .row .date{order:3;font-size:13px}
  .row .title,.rows-talks .row .title{font-size:18px}
  .row .meta{font-size:13px}
  .gap{height:28px}
  .site-footer{padding:48px var(--pad) 32px;gap:28px}
  .legal{flex-direction:column;gap:6px;font-size:12px}
  .t-hero{padding:40px var(--pad) 48px}
  .t-hero h1{font-size:48px}
  .t-hero .lede{font-size:19px}
  .now{max-width:none}
  .now .c{font-size:20px}
  .awards{grid-template-columns:1fr;gap:28px;padding-bottom:48px}
  .clist .row,.advising .row{grid-template-columns:1fr;gap:4px}
  .clist .title{font-size:18px}
  .advising .who{font-size:18px}
  .advising .diss{font-size:16px}
  .advising .blurb{font-size:17px}
}
.site-footer .aux a.dl{font-family:var(--sans);font-size:15px;color:#C9D3EA;text-decoration:underline;text-underline-offset:3px}
.site-footer .aux a.dl:hover{color:var(--gold)}