/* Erick F Molina — site styles. Palette: navy for structure and links, cardinal red for accents. */
:root{
  --paper:#FDFDFD; --ink:#141B2B; --text:#474B53; --muted:#6B7079;
  --navy:#1F3D6B; --navy-hover:#173055; --red:#B3202A;
  --line:#E9EAEC; --tint-red:#FBE9EA; --tint-red-ink:#8E1A22; --tint-navy:#E8EDF5; --tint-navy-ink:#1A3459;
  --on-navy:#FFFFFF; --photo-block:#1F3D6B;
  --display:"Poppins","Avenir Next","Helvetica Neue",Arial,sans-serif;
  --body:"Inter","Helvetica Neue",Arial,sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --paper:#10141D; --ink:#EEF0F4; --text:#C3C8D1; --muted:#8C93A1;
  --navy:#8FB0E6; --navy-hover:#AFC6EE; --red:#F0727A;
  --line:#262C39; --tint-red:#3A1A1E; --tint-red-ink:#F7B3B8; --tint-navy:#1B2740; --tint-navy-ink:#B9CDEF;
  --on-navy:#10141D; --photo-block:#24395E; color-scheme:dark }}
:root[data-theme="dark"]{
  --paper:#10141D; --ink:#EEF0F4; --text:#C3C8D1; --muted:#8C93A1;
  --navy:#8FB0E6; --navy-hover:#AFC6EE; --red:#F0727A;
  --line:#262C39; --tint-red:#3A1A1E; --tint-red-ink:#F7B3B8; --tint-navy:#1B2740; --tint-navy-ink:#B9CDEF;
  --on-navy:#10141D; --photo-block:#24395E; color-scheme:dark }

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--body);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--navy);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--navy-hover)}
a:focus-visible,button:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:2px}
.wrap{max-width:1040px;margin:0 auto;padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:max(24px,env(safe-area-inset-right,0px))}

body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--paper)}
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:28px;padding-block:14px}
.mono{font-family:var(--display);font-weight:600;font-size:18px;color:var(--ink);text-decoration:none;letter-spacing:-0.02em}
.mono span{color:var(--red)}
nav.main{display:flex;gap:22px;flex-wrap:wrap}
nav.main a{color:var(--text);text-decoration:none;font-size:14px;font-weight:500}
nav.main a:hover{color:var(--ink)}
.cv{margin-left:auto;display:flex;gap:6px}
.pill{font-size:13px;font-weight:500;text-decoration:none;color:var(--ink);border:1px solid var(--ink);border-radius:99px;padding:4px 12px;white-space:nowrap}
.pill:hover{background:var(--ink);color:var(--paper)}

.hero .wrap{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:56px;align-items:center;padding-block:72px 80px}
.hero h1{font-family:var(--display);font-weight:600;color:var(--ink);font-size:clamp(2.8rem,6.6vw,5.2rem);line-height:0.94;letter-spacing:-0.045em;margin:0 0 28px}
.role{font-family:var(--display);font-weight:500;color:var(--red);font-size:17px;line-height:1.45;margin:0 0 18px}
.thesis{font-size:19px;line-height:1.55;color:var(--text);max-width:34ch;margin:0 0 30px;text-wrap:pretty}
.thesis b{color:var(--ink);font-weight:600}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.role + .actions{margin-top:30px}
.btn{font-family:var(--display);font-weight:500;font-size:14px;padding:11px 20px;text-decoration:none;border:1.5px solid var(--navy);display:inline-block}
.btn.solid{background:var(--navy);color:var(--on-navy)}
.btn.solid:hover{background:var(--navy-hover);border-color:var(--navy-hover);color:var(--on-navy)}
.btn.ghost{color:var(--navy)}
.btn.ghost:hover{background:var(--tint-navy)}
.where{margin-top:28px;font-size:13px;color:var(--muted);display:flex;gap:18px;flex-wrap:wrap}
.photo{position:relative;justify-self:end;width:100%;max-width:360px}
.photo::before{content:"";position:absolute;inset:22px -22px -22px 22px;background:var(--photo-block)}
.photo img{position:relative;display:block;width:100%;aspect-ratio:396/504;object-fit:cover}
.photo::after{content:"";position:absolute;left:22px;bottom:-22px;width:56px;height:6px;background:var(--red)}

section.block{border-top:1px solid var(--line)}
section.block .wrap{display:grid;grid-template-columns:220px minmax(0,1fr);gap:40px;padding-block:64px}
.label{font-family:var(--display);font-weight:600;color:var(--ink);font-size:22px;letter-spacing:-0.02em;margin:0;position:sticky;top:96px;align-self:start}
.label::before{content:"";display:block;width:28px;height:3px;background:var(--red);margin-bottom:14px}
.content{max-width:68ch;min-width:0}
.content p{margin:0 0 16px}
.content h3{font-family:var(--display);font-weight:500;font-size:13px;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);margin:36px 0 14px}
.content h3:first-child{margin-top:0}

.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;margin-top:28px;padding-top:24px;border-top:1px dashed var(--line)}
.facts dt{font-size:12px;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);font-weight:500;margin-bottom:6px}
.facts dd{margin:0;color:var(--ink);font-size:15px;line-height:1.5}
.facts dd span{display:block;color:var(--muted);font-size:14px}

.paper{padding:18px 0;border-bottom:1px solid var(--line);display:grid;gap:4px}
.paper:last-child{border-bottom:0}
.paper .t{font-family:var(--display);font-weight:500;color:var(--ink);font-size:17px;line-height:1.4;text-wrap:balance}
.paper .t a{color:var(--ink);text-decoration:none;background-image:linear-gradient(var(--red),var(--red));background-size:0 1.5px;background-repeat:no-repeat;background-position:0 100%;transition:background-size .25s}
.paper .t a:hover{background-size:100% 1.5px}
.paper .m{font-size:14.5px;color:var(--muted)}
.paper .m em{color:var(--text)}
.tag{display:inline-block;font-size:12px;font-weight:500;padding:2px 10px;border-radius:99px;margin-right:6px;vertical-align:1px}
.tag.red{background:var(--tint-red);color:var(--tint-red-ink)}
.tag.navy{background:var(--tint-navy);color:var(--tint-navy-ink)}

.course{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 20px;padding:14px 0;border-bottom:1px solid var(--line);align-items:baseline}
.course:last-child{border-bottom:0}
.course .n{color:var(--ink);font-weight:500}
.course .i{grid-column:1;font-size:14.5px;color:var(--muted)}
.course .w{grid-row:1 / span 2;grid-column:2;font-size:13.5px;color:var(--muted);text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.course .w a{display:block;font-weight:500;margin-top:2px}

.contact-line{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px}
.contact-line .email{font-size:clamp(1.1rem,2.6vw,1.45rem)}
.email{font-family:var(--display);font-size:clamp(1.25rem,3.2vw,1.75rem);color:var(--ink);font-weight:500;letter-spacing:-0.01em;user-select:all;word-break:break-all}
button.copy{font:inherit;font-size:13px;font-weight:500;background:none;border:1px solid var(--line);color:var(--text);padding:5px 12px;border-radius:99px;cursor:pointer}
button.copy:hover{border-color:var(--ink);color:var(--ink)}
.links{display:flex;gap:24px;flex-wrap:wrap;font-weight:500;font-size:15px}

footer{border-top:1px solid var(--line)}
footer .wrap{padding-block:28px;font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}


nav.main a[aria-current="page"]{color:var(--ink);box-shadow:inset 0 -2px 0 var(--red);padding-bottom:4px}
.pagehead .wrap{padding-block:64px 8px}
.pagehead h1{font-family:var(--display);font-weight:600;color:var(--ink);font-size:clamp(2.6rem,6vw,4.2rem);line-height:1;letter-spacing:-0.04em;margin:0 0 14px}
.pagehead p{margin:0;max-width:60ch;color:var(--muted);font-size:17px}
.pagehead + section.block{border-top:0}
.plain .wrap{grid-template-columns:minmax(0,1fr)!important;padding-block:32px 72px!important}
.cvgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.cvcard{border:1px solid var(--line);padding:24px;display:grid;gap:10px;text-decoration:none;color:var(--text)}
.cvcard:hover{border-color:var(--navy)}
.cvcard b{font-family:var(--display);font-weight:500;color:var(--ink);font-size:20px}
.cvcard span{color:var(--navy);font-weight:500;font-size:14px}
.album{columns:2 320px;column-gap:28px}
.album figure{break-inside:avoid;margin:0 0 32px}
.album img{display:block;width:100%;height:auto;background:var(--line)}
.album figcaption{margin-top:10px;font-size:14.5px;line-height:1.5;color:var(--text);max-width:52ch}
.album figcaption span{display:block;font-size:12px;letter-spacing:0.08em;text-transform:uppercase;color:var(--red);font-weight:500;margin-bottom:2px}
.back{display:inline-block;font-size:14px;font-weight:500;text-decoration:none;margin-bottom:22px}
.eyebrow{font-family:var(--display);font-weight:500;color:var(--red);font-size:15px;letter-spacing:0.02em;margin-bottom:8px}
.pagehead h1.course-title{font-size:clamp(2.1rem,5vw,3.4rem);text-wrap:balance;max-width:20ch}
.cmeta{display:flex;flex-wrap:wrap;gap:6px 0;font-size:14.5px;color:var(--muted)}
.cmeta span+span::before{content:"·";margin:0 10px;color:var(--line)}
.content.wide{max-width:none}.content.wide>p,.content.wide>ol.topics{max-width:68ch}
.note{color:var(--muted);font-size:15px}
ol.topics{margin:0;padding-left:1.2em}ol.topics li{margin-bottom:6px}ol.topics li::marker{color:var(--red);font-weight:500}
.hogrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}
.ho{display:flex;align-items:center;gap:12px;border:1px solid var(--line);padding:14px 16px;text-decoration:none;color:var(--ink);font-weight:500;font-size:15px}
.ho:hover{border-color:var(--navy);color:var(--navy)}
.num{font-family:var(--display);font-weight:500;color:var(--red);font-size:13px;font-variant-numeric:tabular-nums}
.ho .pdf{margin-left:auto;font-size:11px;letter-spacing:0.08em;color:var(--muted)}
.docs{display:flex;flex-wrap:wrap;gap:10px}
.docs a{border:1.5px solid var(--navy);padding:8px 16px;text-decoration:none;font-family:var(--display);font-weight:500;font-size:14px}
.docs a:hover{background:var(--tint-navy)}
ol.slides{list-style:none;margin:0;padding:0;max-width:820px}
ol.slides li{display:grid;grid-template-columns:36px minmax(0,1fr) auto;gap:4px 12px;align-items:baseline;padding:13px 0;border-bottom:1px solid var(--line)}
ol.slides .tt{color:var(--ink);font-weight:500}
ol.slides .fl{display:flex;gap:14px;font-size:14px;font-weight:500;white-space:nowrap}
@media (max-width:520px){ol.slides li{grid-template-columns:30px minmax(0,1fr)}ol.slides .fl{grid-column:2}}
.namenote{margin:28px 0 0;border-left:3px solid var(--red);padding:4px 0 4px 20px}
.namenote .lbl{display:block;font-size:12px;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);font-weight:500;margin-bottom:6px}
.namenote p{margin:0 0 10px;font-size:15px}
.namenote p:last-child{margin-bottom:0}
.namenote b{color:var(--ink);font-weight:600}
@media (max-width:820px){
  .hero .wrap{grid-template-columns:1fr;gap:48px;padding-block:44px 64px}
  .photo{justify-self:start;max-width:280px}
  section.block .wrap{grid-template-columns:1fr;gap:20px;padding-block:48px}
  .label{position:static}
  nav.main{gap:16px}
  header.top .wrap{flex-wrap:wrap;gap:12px 20px}
  .cv{display:none}
}
@media (max-width:420px){.course{grid-template-columns:1fr}.course .w{grid-row:auto;grid-column:1;text-align:left}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

img{max-width:100%}
[hidden]{display:none!important}