/* ============================================================
   ANTONIO SE HARTÓ
   Identidad: "hoja de ensayo" — papel gris frío + tinta + rojo bandera.
   Los ensayos (texto) viven en papel; las tomas (video) viven en cinta.
   Firma: marcas de registro rojas que encuadran, como los zócalos del canal.
   Tipos: Bricolage Grotesque (display) · Newsreader (ensayo) · Space Mono (dato).
   ============================================================ */

/* Fuentes auto-hosteadas (antes Google Fonts; woff2 latin, saca el CSS render-blocking).
   Bricolage y Newsreader son variables → un archivo por familia/estilo con rango de peso. */
@font-face {
  font-family: 'Bricolage Grotesque';
  font-style: normal;
  font-weight: 600 800;
  font-display: swap;
  src: url(fonts/bricolage-grotesque-normal-600.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: 'Newsreader';
  font-style: normal;
  font-weight: 400 500;
  font-display: swap;
  src: url(fonts/newsreader-normal-400.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: 'Newsreader';
  font-style: italic;
  font-weight: 400 500;
  font-display: swap;
  src: url(fonts/newsreader-italic-400.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: 'Space Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/space-mono-normal-400.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: 'Space Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(fonts/space-mono-normal-700.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{
  --paper:#E6E6E3;
  --paper-2:#DEDDD7;
  --ink:#171318;
  --ink-2:#453F44;
  --ash:#8C877F;
  --line:#C9C7C0;
  --red:#C82028;
  --red-2:#A5171E;
  --red-text:#E8474F;  /* AA: 5.1:1 sobre --tape para texto chico (el --red da 3.45) */
  --tape:#0C0B0D;
  --tape-2:#181619;
  --tape-line:#2A272B;
  --paper-on-tape:#D8D6D0;

  --wrap:1180px;
  --gut:clamp(20px,5vw,64px);
  --f-disp:"Bricolage Grotesque",system-ui,sans-serif;
  --f-serif:"Newsreader",Georgia,serif;
  --f-mono:"Space Mono",ui-monospace,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--f-serif);
  font-size:clamp(16px,1.05vw + 12px,19px);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  /* faint xerox tooth */
  background-image:radial-gradient(rgba(23,19,24,.035) .5px,transparent .5px);
  background-size:4px 4px;
}

.mono{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase}
.ash{color:var(--ash)}
.i{font-style:italic}
em{font-style:italic}

/* persistent thin registration edge around the viewport */
.edge{position:fixed;inset:12px;border:1px solid var(--line);pointer-events:none;z-index:2}
.edge::before,.edge::after{
  content:"";position:absolute;width:14px;height:14px;border:2px solid var(--red);
}
.edge::before{top:-1px;left:-1px;border-right:0;border-bottom:0}
.edge::after{bottom:-1px;right:-1px;border-left:0;border-top:0}

/* ---------------- topbar ---------------- */
.topbar{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px var(--gut);
  background:color-mix(in srgb,var(--paper) 88%,transparent);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.brand__mark{height:38px;width:auto;display:block}
.brand__txt{font-family:var(--f-disp);font-weight:800;font-size:.82rem;line-height:.95;letter-spacing:.01em;text-transform:uppercase}
.nav{display:flex;gap:clamp(14px,2.5vw,30px)}
.nav a{
  font-family:var(--f-mono);font-size:.74rem;letter-spacing:.05em;text-transform:uppercase;
  color:var(--ink-2);text-decoration:none;padding:4px 0;position:relative;
}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;background:var(--red);transition:right .25s ease}
.nav a:hover::after,.nav a.is-current::after{right:0}
.nav a.is-current{color:var(--ink)}

/* ---------------- layout helpers ---------------- */
main{display:block}
section{padding:clamp(56px,9vw,120px) var(--gut);max-width:var(--wrap);margin:0 auto}
.kicker{color:var(--red-2)}

/* signature: red registration corners injected as <i class="reg reg--xx"> */
.frame{position:relative}
.reg{position:absolute;width:18px;height:18px;border:2px solid var(--red);z-index:3;
  opacity:0;transition:opacity .4s ease,transform .4s ease}
.reg--tl{top:-6px;left:-6px;border-right:0;border-bottom:0;transform:translate(6px,6px)}
.reg--tr{top:-6px;right:-6px;border-left:0;border-bottom:0;transform:translate(-6px,6px)}
.reg--bl{bottom:-6px;left:-6px;border-right:0;border-top:0;transform:translate(6px,-6px)}
.reg--br{bottom:-6px;right:-6px;border-left:0;border-top:0;transform:translate(-6px,-6px)}
.frame.is-framed .reg{opacity:1;transform:translate(0,0)}
@media (prefers-reduced-motion:reduce){.reg{transition:none}}

/* ---------------- hero ---------------- */
.hero{padding-top:clamp(30px,6vw,64px);text-align:left}
.hero .kicker{margin:0 0 22px}
.hero__wm{margin:0;line-height:0}
.hero__wm img{width:min(560px,86%);height:auto;display:block}
.hero__lead{
  font-family:var(--f-serif);font-size:clamp(1.3rem,2.4vw,2rem);line-height:1.32;
  max-width:22ch;margin:26px 0 0;font-weight:500;
}
.hero__lead em{color:var(--red-2);font-style:italic}

.card{
  margin:34px 0 30px;max-width:640px;
  background:var(--tape);color:var(--paper-on-tape);
  padding:26px 28px;border:1px solid var(--tape-line);
}
.card__quote{
  margin:0;font-family:var(--f-serif);font-style:italic;font-size:clamp(1.05rem,1.7vw,1.3rem);
  line-height:1.4;min-height:3.6em;
  transition:opacity .5s ease;
}
.card.is-swapping .card__quote{opacity:0}
.card__cite{margin:14px 0 0;color:var(--red-text)}

.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px}
.hero__meta{margin:26px 0 0;color:var(--ash)}

.btn{
  font-family:var(--f-mono);font-size:.8rem;letter-spacing:.05em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:.5em;
  padding:13px 20px;border:1.5px solid var(--ink);text-decoration:none;cursor:pointer;
  background:none;color:var(--ink);transition:background .18s,color .18s,transform .18s;
}
.btn--red{background:var(--red);border-color:var(--red);color:#fff}
.btn--red:hover{background:var(--red-2);border-color:var(--red-2);transform:translateY(-2px)}
.btn--ghost:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px)}

/* ---------------- section headings ---------------- */
.sect-head{max-width:760px;margin-bottom:clamp(34px,5vw,60px)}
.sect-eyebrow{color:var(--red-2);margin:0 0 14px}
.sect-eyebrow.light{color:var(--red)}
.sect-title{
  font-family:var(--f-disp);font-weight:800;letter-spacing:-.01em;line-height:.98;
  font-size:clamp(2.1rem,5.5vw,4rem);margin:0;
}
.sect-title.center{text-align:center}
.sect-note{font-size:1.08rem;max-width:60ch;margin:20px 0 0;color:var(--ink-2)}

/* ---------------- tracks ---------------- */
.tracks{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:clamp(40px,6vw,72px)}
.track{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);
  gap:clamp(20px,4vw,48px);align-items:center;
}
.track:nth-child(even){grid-template-columns:minmax(0,1fr) minmax(0,1.15fr)}
.track:nth-child(even) .track__frame{order:2}

.track__frame{
  position:relative;display:block;width:100%;aspect-ratio:16/9;padding:0;cursor:pointer;
  background:var(--tape);border:1px solid var(--tape-line);overflow:hidden;
}
.track__poster{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:grayscale(.35) contrast(1.05) brightness(.92);
  transition:filter .4s ease,transform .6s ease;
}
.track__frame:hover .track__poster{filter:grayscale(0) contrast(1.05) brightness(1);transform:scale(1.03)}
.track__play{
  position:absolute;left:16px;bottom:14px;z-index:2;
  display:grid;place-items:center;width:46px;height:46px;border-radius:50%;
  background:var(--red);color:#fff;font-size:1rem;padding-left:2px;
  box-shadow:0 4px 16px rgba(0,0,0,.4);transition:transform .2s ease;
}
.track__frame:hover .track__play{transform:scale(1.1)}

.track__num{color:var(--red-2);margin:0 0 10px}
.track__title{
  font-family:var(--f-disp);font-weight:700;font-size:clamp(1.6rem,3.4vw,2.6rem);
  line-height:1;margin:0 0 16px;letter-spacing:-.01em;
}
.track__quote{
  margin:0 0 14px;font-family:var(--f-serif);font-style:italic;
  font-size:clamp(1.05rem,1.5vw,1.25rem);line-height:1.45;
  border-left:2px solid var(--red);padding-left:16px;
}
.track__src{color:var(--ash);margin:0}

/* ---------------- la banda (tape block) ---------------- */
.banda__inner{
  background:var(--tape);color:var(--paper-on-tape);
  padding:clamp(30px,5vw,60px);border:1px solid var(--tape-line);
}
.banda .sect-eyebrow{margin-bottom:24px}
.banda__p{font-size:clamp(1.1rem,1.7vw,1.4rem);line-height:1.5;margin:0 0 20px;max-width:62ch}
.banda__p:last-of-type{margin-bottom:28px}
.drop{
  float:left;font-family:var(--f-disp);font-weight:800;color:var(--red);
  font-size:3.4em;line-height:.72;margin:.06em .12em 0 0;
}
.banda__stamp{color:var(--ash);border-top:1px solid var(--tape-line);padding-top:18px}

/* ---------------- escuchar ---------------- */
.escuchar{text-align:center}
.escuchar__note{color:var(--ash);margin:16px 0 34px}
.links{display:flex;flex-direction:column;max-width:640px;margin:0 auto;border-top:1px solid var(--line)}
.link{
  display:flex;align-items:baseline;justify-content:space-between;gap:18px;
  padding:20px 6px;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink);
  transition:padding .2s ease,background .2s ease;
}
.link:hover{padding-left:18px;padding-right:0;background:linear-gradient(90deg,rgba(200,32,40,.08),transparent)}
.link__k{color:var(--red-2);flex:none}
.link__v{font-family:var(--f-disp);font-weight:700;font-size:clamp(1.1rem,2.2vw,1.5rem)}

/* ---------------- footer ---------------- */
.foot{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:center;text-align:center;
  padding:40px var(--gut) 56px;border-top:1px solid var(--line);color:var(--ink-2);
}
.foot__mark{height:34px;width:auto;opacity:.8}
.foot .mono{margin:0;font-size:.7rem}

/* ---------------- video modal ---------------- */
.videobox{
  position:fixed;inset:0;z-index:100;display:none;place-items:center;
  background:rgba(8,7,9,.9);backdrop-filter:blur(4px);padding:24px;
}
.videobox.is-open{display:grid}
.videobox__inner{display:flex;flex-direction:column;align-items:center;gap:10px;max-width:96vw;max-height:92vh}
.videobox__title{color:var(--red);margin:0;align-self:flex-start}
.videobox__inner video{width:auto;height:auto;max-width:96vw;max-height:84vh;background:#000;border:1px solid var(--tape-line)}
.videobox__close{
  position:absolute;top:16px;right:20px;width:44px;height:44px;cursor:pointer;
  background:none;border:1.5px solid rgba(255,255,255,.5);color:#fff;font-size:1.1rem;border-radius:50%;
  transition:border-color .2s,background .2s;
}
.videobox__close:hover{border-color:var(--red);background:var(--red)}

/* ---------------- reveal ---------------- */
.up{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.up.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.up{opacity:1;transform:none;transition:none}}

/* ---------------- focus ---------------- */
a:focus-visible,button:focus-visible{outline:2.5px solid var(--red);outline-offset:3px}

/* ---------------- responsive ---------------- */
@media (max-width:760px){
  .nav{gap:14px}
  .brand__txt{display:none}
  .track,.track:nth-child(even){grid-template-columns:1fr}
  .track:nth-child(even) .track__frame{order:0}
  .hero__lead{max-width:none}
}
@media (max-width:460px){
  .edge{inset:7px}
  .nav a{font-size:.66rem}
}