/* ==========================================================================
   Dr. Arup Chakrabarti — AIOS Vice President 2027 Campaign Website
   Palette: charcoal-navy + oxblood, on a plain paper ground.
   Flat, document-led, editorial — no gradients, no drop shadows, no pills.
   ========================================================================== */

:root{
  --navy-950:#0f1e2e;
  --navy-900:#13273c;
  --navy-800:#1b3654;
  --navy-700:#274a6e;
  --navy-600:#345c85;
  --accent-700:#611c23;
  --accent-600:#7a232b;
  --accent-500:#96363e;
  --accent-100:#efe4e2;
  --paper:#ffffff;
  --cream:#f7f5f0;
  --ink:#1d2126;
  --ink-soft:#52565f;
  --line:#d7d2c6;
  --radius:2px;
  --maxw:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.font-serif{
  font-family:'Hanken Grotesk',-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  font-weight:800;
  color:var(--navy-950);
  line-height:1.2;
  margin:0 0 .5em;
  letter-spacing:-.01em;
}
p{margin:0 0 1.1em;}
a{color:var(--accent-600);text-decoration:none;border-bottom:1px solid transparent;}
a:hover{border-bottom-color:currentColor;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:64px 0;}
.section + .section{border-top:1px solid var(--line);}
.section-tight{padding:44px 0;}
.section-navy{background:var(--navy-950);color:#cfd8e2;}
.section-navy h2,.section-navy h3{color:#fff;}
.section-navy a{color:#fff;}
.section-cream{background:var(--accent-100);}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;letter-spacing:.13em;text-transform:uppercase;
  font-size:12px;color:var(--accent-600);
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--accent-600);display:inline-block;}
.section-navy .eyebrow, .navy-eyebrow{color:#e7c9c9;}
.section-navy .eyebrow::before, .navy-eyebrow::before{background:#e7c9c9;}

h2.section-title{font-size:clamp(24px,3vw,33px);}
h3.card-title{font-size:19px;margin-bottom:.4em;}
.lede{font-size:18px;color:var(--ink-soft);max-width:66ch;}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 24px;border-radius:var(--radius);font-weight:700;font-size:14.5px;
  border:1.5px solid transparent;cursor:pointer;transition:background-color .15s ease,color .15s ease;
  letter-spacing:.01em;
}
.btn-gold{background:var(--accent-600);color:#fff;border-color:var(--accent-600);}
.btn-gold:hover{background:var(--accent-700);border-color:var(--accent-700);color:#fff;}
.btn-outline{border-color:rgba(255,255,255,.55);color:#fff;background:transparent;}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08);color:#fff;}
.btn-outline-navy{border-color:var(--navy-700);color:var(--navy-800);background:transparent;}
.btn-outline-navy:hover{background:var(--navy-800);color:#fff;border-color:var(--navy-800);}

/* ---------------- Header / Nav ---------------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:var(--navy-950);
  border-bottom:3px solid var(--accent-600);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:74px;}
.brand{display:flex;align-items:center;gap:12px;color:#fff;border-bottom:none;}
.brand-photo{width:40px;height:40px;border-radius:var(--radius);object-fit:cover;border:1px solid rgba(255,255,255,.35);}
.brand-text{display:flex;flex-direction:column;white-space:nowrap;}
.brand-text .name{font-family:'Hanken Grotesk',sans-serif;font-weight:700;color:#fff;font-size:16px;line-height:1.2;}
.brand-text .role{font-size:10.5px;letter-spacing:.06em;color:#c9d2dc;text-transform:uppercase;}
@media (max-width:1080px){.brand-text{display:none;}}

.main-nav{display:flex;align-items:center;gap:2px;}
.main-nav > ul{display:flex;list-style:none;gap:2px;}
.main-nav a{
  color:#dbe1e9;font-weight:600;font-size:14px;border-bottom:none;
  padding:10px 13px;display:inline-flex;align-items:center;gap:6px;
}
.main-nav > ul > li > a:hover, .main-nav > ul > li.open > a{color:#fff;background:rgba(255,255,255,.07);}
.main-nav a.active-link{color:#fff;box-shadow:inset 0 -2px 0 var(--accent-500);}
.main-nav .caret{font-size:10px;opacity:.7;transition:transform .15s;}
.main-nav li.open .caret{transform:rotate(180deg);}
.has-dropdown{position:relative;}
.dropdown{
  position:absolute;top:calc(100% + 1px);left:0;min-width:230px;
  background:var(--paper);border:1px solid var(--line);border-top:2px solid var(--accent-600);
  padding:6px;list-style:none;
  opacity:0;visibility:hidden;transform:translateY(4px);
  transition:.15s ease;
}
.has-dropdown.open .dropdown{opacity:1;visibility:visible;transform:translateY(0);}
.dropdown a{color:var(--ink);padding:10px 12px;font-weight:600;font-size:13.5px;display:block;border-bottom:none;}
.dropdown a:hover{background:var(--accent-100);color:var(--navy-900);}
.nav-cta{margin-left:8px;}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:24px;cursor:pointer;padding:6px;}

@media (max-width:940px){
  .main-nav{
    position:fixed;inset:74px 0 0 0;background:var(--navy-950);
    flex-direction:column;align-items:stretch;padding:10px 20px 30px;
    transform:translateX(100%);transition:transform .22s ease;overflow-y:auto;
  }
  .main-nav.mobile-open{transform:translateX(0);}
  .main-nav > ul{flex-direction:column;gap:0;}
  .main-nav > ul > li{border-bottom:1px solid rgba(255,255,255,.1);}
  .main-nav a{padding:16px 6px;width:100%;}
  .dropdown{
    position:static;border:none;background:rgba(255,255,255,.04);
    opacity:1;visibility:visible;transform:none;display:none;margin:0 0 4px;
  }
  .has-dropdown.open .dropdown{display:block;}
  .dropdown a{color:#dbe1e9;}
  .dropdown a:hover{background:rgba(255,255,255,.08);color:#fff;}
  .nav-cta{margin:16px 0 0;}
  .nav-toggle{display:block;}
}

/* ---------------- Hero ---------------- */
.hero{
  background:var(--navy-950);
  color:#fff;padding:60px 0 70px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.hero h1{color:#fff;font-size:clamp(29px,3.8vw,44px);margin-bottom:.35em;}
.hero .accent{color:#fff;border-bottom:3px solid var(--accent-500);padding-bottom:1px;}
.hero-lede{font-size:17.5px;color:#c3ccd8;max-width:56ch;margin-bottom:26px;}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px;}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:0;max-width:520px;border-top:1px solid rgba(255,255,255,.18);}
.hero-stat{padding-top:16px;border-right:1px solid rgba(255,255,255,.18);}
.hero-stat:last-child{border-right:none;}
.hero-stat b{display:block;font-family:'Hanken Grotesk',sans-serif;font-size:23px;color:#fff;}
.hero-stat span{font-size:11.5px;color:#9fabba;letter-spacing:.02em;}
.hero-photo-wrap{position:relative;display:flex;flex-direction:column;align-items:center;}
.hero-photo-frame{
  width:min(300px,80%);aspect-ratio:4/5;overflow:hidden;
  border:1px solid rgba(255,255,255,.3);
  position:relative;background:var(--navy-700);
}
.hero-photo-frame img{width:100%;height:100%;object-fit:cover;filter:grayscale(.15);}
.hero-badge{
  margin-top:0;background:var(--accent-600);width:min(300px,80%);
  color:#fff;padding:9px 18px;font-weight:700;font-size:12.5px;text-align:center;
  letter-spacing:.03em;text-transform:uppercase;
}
@media (max-width:940px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-photo-wrap{order:-1;margin-bottom:8px;}
  .hero-photo-frame,.hero-badge{width:220px;}
  .hero-stats{grid-template-columns:repeat(3,1fr);max-width:100%;}
}

/* ---------------- Page header (non-home) ---------------- */
.page-header{
  background:var(--navy-950);
  color:#fff;padding:48px 0 42px;
  border-bottom:3px solid var(--accent-600);
}
.page-header h1{color:#fff;font-size:clamp(26px,3.2vw,36px);margin-bottom:.25em;}
.page-header .lede{color:#c3ccd8;}
.breadcrumb{font-size:12.5px;color:#9fabba;letter-spacing:.02em;margin-bottom:14px;}
.breadcrumb a{color:#c3ccd8;border-bottom-color:transparent;}
.breadcrumb a:hover{color:#fff;}

/* ---------------- Cards / grids ---------------- */
.grid{display:grid;gap:22px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.grid-3,.grid-2{grid-template-columns:1fr;}}

.card{
  background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--navy-800);
  padding:24px;transition:border-color .15s ease;
}
.card:hover{border-color:var(--ink-soft);border-top-color:var(--accent-600);}
a.card:hover{border-top-color:var(--accent-600);}
.card .icon{
  font-size:12.5px;font-weight:700;letter-spacing:.06em;color:var(--accent-600);
  margin-bottom:12px;text-transform:uppercase;
}

/* ---------------- Stat strip ---------------- */
.stat-strip{background:var(--navy-950);color:#fff;padding:34px 0;border-bottom:1px solid rgba(255,255,255,.12);}
.stat-strip .grid{grid-template-columns:repeat(4,1fr);text-align:left;}
.stat-strip > .container > .grid > div{border-left:1px solid rgba(255,255,255,.2);padding-left:18px;}
.stat-strip b{display:block;font-family:'Hanken Grotesk',sans-serif;font-size:29px;color:#fff;}
.stat-strip span{font-size:12.5px;color:#9fabba;}
@media (max-width:760px){.stat-strip .grid{grid-template-columns:repeat(2,1fr);gap:22px;}}

/* ---------------- Timeline ---------------- */
.timeline{position:relative;margin-left:2px;padding-left:28px;border-left:2px solid var(--line);}
.timeline-item{position:relative;padding-bottom:30px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:-32px;top:5px;width:9px;height:9px;
  background:var(--accent-600);
}
.timeline-year{font-weight:700;color:var(--accent-600);font-size:13px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:4px;}
.timeline-item h4{margin:0 0 .3em;font-size:18px;color:var(--navy-950);font-family:'Hanken Grotesk',sans-serif;}
.timeline-item p{color:var(--ink-soft);margin:0;}

/* ---------------- Lists ---------------- */
.check-list{list-style:none;}
.check-list li{position:relative;padding-left:26px;margin-bottom:11px;color:var(--ink-soft);}
.check-list li::before{
  content:"";position:absolute;left:2px;top:9px;width:7px;height:7px;background:var(--accent-600);
}
.bib-list{list-style:none;counter-reset:bib;}
.bib-list li{
  counter-increment:bib;position:relative;padding:13px 0 13px 38px;border-bottom:1px solid var(--line);
  color:var(--ink-soft);font-size:15px;
}
.bib-list li:last-child{border-bottom:none;}
.bib-list li::before{
  content:counter(bib) ".";position:absolute;left:0;top:13px;
  color:var(--accent-600);font-weight:700;font-size:14px;font-family:'Hanken Grotesk',sans-serif;
}

/* ---------------- Video cards ---------------- */
.video-card{
  display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);
  border-top:3px solid var(--navy-800);height:100%;transition:border-color .15s ease;
}
.video-card:hover{border-color:var(--ink-soft);border-top-color:var(--accent-600);}
.video-thumb{
  position:relative;aspect-ratio:16/9;background:var(--navy-900);
  display:flex;align-items:center;justify-content:center;color:#fff;
}
.video-thumb .play{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;font-size:18px;
  border:1.5px solid rgba(255,255,255,.55);color:#fff;
}
.video-card .vbody{padding:15px 17px;flex:1;display:flex;flex-direction:column;}
.video-card h4{font-size:15px;margin:0 0 6px;color:var(--navy-950);font-weight:700;}
.video-card .cat-tag{font-size:11px;color:var(--accent-600);text-transform:uppercase;letter-spacing:.05em;font-weight:700;margin-bottom:8px;}
.video-card .watch{margin-top:auto;font-size:13px;font-weight:700;color:var(--navy-700);}

/* ---------------- Quote block ---------------- */
.quote-block{
  background:transparent;border-left:3px solid var(--accent-600);
  padding:8px 0 8px 28px;margin:0;
}
.quote-block p{font-family:'Hanken Grotesk',sans-serif;font-size:20px;font-style:italic;color:var(--navy-950);margin-bottom:.4em;font-weight:400;}
.quote-block cite{font-style:normal;font-weight:700;color:var(--accent-600);font-size:13.5px;letter-spacing:.02em;text-transform:uppercase;}

/* ---------------- State/region cards ---------------- */
.state-card{background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--navy-800);padding:28px;}
.state-card h3{color:var(--navy-950);font-size:22px;margin-bottom:14px;}
.state-card .vote-line{margin-top:18px;font-weight:700;color:var(--accent-600);}

/* ---------------- Contact ---------------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;}
@media (max-width:800px){.contact-grid{grid-template-columns:1fr;}}
.contact-item{display:flex;gap:16px;align-items:flex-start;margin-bottom:22px;padding-bottom:22px;border-bottom:1px solid var(--line);}
.contact-item:last-child{border-bottom:none;}
.contact-item .icon{
  width:22px;flex:0 0 22px;color:var(--accent-600);padding-top:2px;
}
.contact-item h4{margin:0 0 3px;font-size:13.5px;color:var(--navy-950);text-transform:uppercase;letter-spacing:.04em;}
.contact-item p{margin:0;color:var(--ink-soft);}
.contact-item a{color:var(--ink-soft);border-bottom-color:var(--line);}
.contact-item a:hover{color:var(--accent-600);border-bottom-color:var(--accent-600);}

.mail-form{display:grid;gap:14px;}
.mail-form input,.mail-form textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius);
  font-family:inherit;font-size:15px;background:var(--paper);color:var(--ink);
}
.mail-form input:focus,.mail-form textarea:focus{outline:none;border-color:var(--accent-600);}
.mail-form label{font-size:12.5px;font-weight:700;color:var(--navy-800);text-transform:uppercase;letter-spacing:.03em;margin-bottom:-8px;}

/* ---------------- Footer ---------------- */
.site-footer{background:var(--navy-950);color:#9fabba;padding:48px 0 24px;border-top:3px solid var(--accent-600);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:32px;}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr;gap:26px;}}
.footer-grid h5{color:#fff;font-size:13px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px;font-weight:700;}
.footer-grid ul{list-style:none;}
.footer-grid li{margin-bottom:9px;}
.footer-grid a{color:#9fabba;font-size:14px;border-bottom-color:transparent;}
.footer-grid a:hover{color:#fff;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer-brand img{width:40px;height:40px;border-radius:var(--radius);object-fit:cover;border:1px solid rgba(255,255,255,.3);}
.footer-brand span{font-family:'Hanken Grotesk',sans-serif;color:#fff;font-size:17px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding-top:20px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12.5px;
}
.footer-bottom a{color:#9fabba;}
.social-row{display:flex;gap:14px;margin-top:6px;}
.social-row a{
  width:30px;height:30px;border:1px solid rgba(255,255,255,.3);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;border-bottom:1px solid rgba(255,255,255,.3);
}
.social-row a:hover{background:var(--accent-600);border-color:var(--accent-600);}

/* ---------------- Utility ---------------- */
.mt-0{margin-top:0;}
.text-center{text-align:center;}
.mx-auto{margin-left:auto;margin-right:auto;}
.small-note{font-size:13px;color:var(--ink-soft);}
.tag-row{display:flex;gap:0;flex-wrap:wrap;margin-bottom:24px;border-bottom:1px solid var(--line);}
.filter-tag{
  padding:10px 16px;border:none;border-bottom:2px solid transparent;background:transparent;
  font-size:13px;font-weight:700;color:var(--ink-soft);cursor:pointer;transition:.15s;
  text-transform:uppercase;letter-spacing:.02em;
}
.filter-tag:hover{color:var(--navy-900);}
.filter-tag.active{color:var(--accent-600);border-bottom-color:var(--accent-600);}
[hidden]{display:none!important;}

/* ---------------- Rotating banner ---------------- */
.banner{position:relative;width:100%;aspect-ratio:16/6;min-height:220px;max-height:520px;overflow:hidden;background:var(--navy-950);}
.banner-slide{
  position:absolute;inset:0;opacity:0;transition:opacity 1s ease;
}
.banner-slide.active{opacity:1;}
.banner-slide img{width:100%;height:100%;object-fit:cover;object-position:50% 30%;}
.banner-slide::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(15,30,46,.82) 0%,rgba(15,30,46,.15) 45%,rgba(15,30,46,.05) 100%);
}
.banner-caption{
  position:absolute;left:0;right:0;bottom:0;color:#fff;padding:26px 24px 22px;
  max-width:var(--maxw);margin:0 auto;
}
.banner-caption .eyebrow{color:#e7c9c9;margin-bottom:6px;}
.banner-caption .eyebrow::before{background:#e7c9c9;}
.banner-caption h2{color:#fff;font-size:clamp(19px,2.6vw,28px);margin:0;}
.banner-dots{position:absolute;right:20px;bottom:20px;display:flex;gap:7px;z-index:2;}
.banner-dots button{
  width:8px;height:8px;border-radius:50%;border:1px solid rgba(255,255,255,.7);background:rgba(255,255,255,.25);
  padding:0;cursor:pointer;
}
.banner-dots button.active{background:#fff;}
.banner-nav{
  position:absolute;top:50%;transform:translateY(-50%);z-index:3;
  background:rgba(15,30,46,.35);border:1px solid rgba(255,255,255,.55);color:#fff;
  width:42px;height:42px;font-size:19px;line-height:1;cursor:pointer;transition:background .15s;
}
.banner-nav:hover{background:rgba(15,30,46,.65);}
.banner-prev{left:18px;}
.banner-next{right:18px;}
@media (max-width:640px){
  .banner{aspect-ratio:4/5;max-height:420px;}
  .banner-nav{width:34px;height:34px;font-size:15px;}
  .banner-prev{left:8px;}
  .banner-next{right:8px;}
}

/* ---------------- Album ---------------- */
.album-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
@media (max-width:900px){.album-grid{grid-template-columns:repeat(3,1fr);}}
@media (max-width:640px){.album-grid{grid-template-columns:repeat(2,1fr);gap:10px;}}
.album-item{
  display:block;aspect-ratio:1/1;overflow:hidden;border:1px solid var(--line);cursor:pointer;padding:0;background:none;
}
.album-item img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease;}
.album-item:hover img{transform:scale(1.06);}
.lightbox{
  position:fixed;inset:0;background:rgba(10,18,28,.94);z-index:1000;
  display:flex;align-items:center;justify-content:center;padding:40px 20px;
}
.lightbox img{max-width:100%;max-height:90vh;border:1px solid rgba(255,255,255,.2);}
.lightbox-close{
  position:absolute;top:18px;right:22px;background:none;border:1px solid rgba(255,255,255,.5);color:#fff;
  width:38px;height:38px;font-size:20px;cursor:pointer;line-height:1;
}
.lightbox-nav{
  position:absolute;top:50%;transform:translateY(-50%);background:none;border:1px solid rgba(255,255,255,.5);
  color:#fff;width:42px;height:42px;font-size:20px;cursor:pointer;
}
.lightbox-prev{left:18px;}
.lightbox-next{right:18px;}
@media (max-width:640px){.lightbox-nav{width:36px;height:36px;font-size:16px;}.lightbox-prev{left:8px;}.lightbox-next{right:8px;}}