/* alfredoperez.com — papel, tinta, ámbar de atardecer y cielo de anochecer.
   Tipografía: Newsreader (lectura y títulos) + Courier Prime (fechas, etiquetas, botones). */
:root{
  --paper:#F2F0EB; --paper-2:#E8E5DD; --sheet:#FBFAF7;
  --ink:#1F1E23; --ink-2:#5E5B64; --ink-3:#8B8791; --line:#D9D5CC;
  --amber:#C9782A; --amber-ink:#96520F; --amber-soft:#F3E3CF; --violet:#6B5A8E;
  --sky:#191A2C; --sky-2:#232540; --sky-ink:#F1ECE4; --sky-ink-2:#B9B3C4;
  --shadow:0 1px 2px rgba(31,30,35,.08),0 14px 36px -14px rgba(31,30,35,.28);
  --sheet-shadow:0 2px 4px rgba(31,30,35,.10),0 24px 48px -20px rgba(31,30,35,.35);
  --bar:rgba(242,240,235,.86);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --paper:#171827; --paper-2:#1D1E31; --sheet:#20223A;
    --ink:#ECE8E0; --ink-2:#ABA7B6; --ink-3:#7E7A8B; --line:#33354B;
    --amber:#E9A45C; --amber-ink:#F2BC7D; --amber-soft:#3A2E22; --violet:#B4A2D4;
    --sky:#0F1020; --sky-2:#181A2E; --sky-ink:#F1ECE4; --sky-ink-2:#B9B3C4;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 14px 36px -14px rgba(0,0,0,.6);
    --sheet-shadow:0 2px 4px rgba(0,0,0,.35),0 24px 48px -20px rgba(0,0,0,.7);
    --bar:rgba(23,24,39,.86);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#171827; --paper-2:#1D1E31; --sheet:#20223A;
  --ink:#ECE8E0; --ink-2:#ABA7B6; --ink-3:#7E7A8B; --line:#33354B;
  --amber:#E9A45C; --amber-ink:#F2BC7D; --amber-soft:#3A2E22; --violet:#B4A2D4;
  --sky:#0F1020; --sky-2:#181A2E; --sky-ink:#F1ECE4; --sky-ink-2:#B9B3C4;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 14px 36px -14px rgba(0,0,0,.6);
  --sheet-shadow:0 2px 4px rgba(0,0,0,.35),0 24px 48px -20px rgba(0,0,0,.7);
  --bar:rgba(23,24,39,.86);
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Newsreader",Georgia,"Times New Roman",serif;font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--amber-ink);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:.15em}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px}
.wrap{max-width:1120px;margin-inline:auto;padding-inline:clamp(16px,4vw,32px)}
.mono{font-family:"Courier Prime","Courier New",Courier,monospace}
.eyebrow{font-family:"Courier Prime","Courier New",monospace;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--amber-ink);margin:0 0 14px}
h1,h2,h3{font-weight:400;letter-spacing:-.01em;text-wrap:balance;margin:0}
h2,.h2{font-style:italic;font-size:clamp(1.9rem,3.6vw,2.6rem);line-height:1.15;font-weight:400;font-variation-settings:"opsz" 60;margin:0}
h3{font-size:1.2rem;line-height:1.3;font-weight:500}
p{margin:0 0 1.15em}
.sec{padding-block:clamp(56px,8vw,96px)}
.sec.alt{background:var(--paper-2)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.mas{font-family:"Courier Prime",monospace;font-size:.85rem;white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.mas svg{width:14px;height:14px}
.sep{border:0;border-top:1px solid var(--line);margin:72px 0}

/* barra */
.barra{position:sticky;top:0;z-index:20;background:var(--bar);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.barra .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;flex-wrap:wrap;padding-block:6px}
.marca{font-size:1.3rem;font-weight:500;color:var(--ink);font-style:italic;white-space:nowrap}
.marca:hover{text-decoration:none;color:var(--amber-ink)}
.nav{display:flex;align-items:center;gap:2px;flex-wrap:wrap;justify-content:flex-end}
.nav a{font-family:"Courier Prime",monospace;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);padding:8px 9px;border-bottom:2px solid transparent}
.nav a:hover{text-decoration:none;color:var(--ink)}
.nav a.on{color:var(--ink);border-bottom-color:var(--amber)}
.tema{display:inline-flex;align-items:center;gap:6px;font-family:"Courier Prime",monospace;font-size:.78rem;letter-spacing:.06em;color:var(--ink-2);background:none;border:1px solid var(--line);border-radius:999px;padding:6px 12px;cursor:pointer;margin-left:6px}
.tema:hover{color:var(--ink);border-color:var(--ink-3)}
.tema svg{width:14px;height:14px}
@media (max-width:480px){.tema span{display:none}.tema{padding:6px 9px}.nav a{padding:8px 7px;font-size:.74rem}}

/* portada */
.hero{position:relative;background:var(--sky);color:var(--sky-ink);overflow:hidden;isolation:isolate}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 45%;z-index:-2}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(25,26,44,.78) 0%,rgba(25,26,44,.42) 34%,rgba(25,26,44,0) 60%,rgba(25,26,44,.55) 100%)}
.hero-inner{padding-block:clamp(48px,7vw,84px) clamp(230px,34vw,440px);max-width:760px}
.hero .eyebrow{color:var(--sky-ink-2)}
.hero h1{font-size:clamp(2.9rem,7.5vw,5.4rem);line-height:1;font-style:italic;font-weight:300;font-variation-settings:"opsz" 72;text-shadow:0 2px 24px rgba(0,0,0,.35)}
.lema{font-family:"Courier Prime",monospace;font-size:clamp(1rem,2.2vw,1.35rem);margin:22px 0 30px;min-height:1.6em;color:var(--sky-ink);text-shadow:0 1px 12px rgba(0,0,0,.5)}
.lema .cursor{display:inline-block;width:.6em;height:1.1em;background:var(--amber);vertical-align:-.15em;margin-left:2px;animation:parpadeo 1s steps(1) infinite}
@keyframes parpadeo{50%{opacity:0}}
@media (prefers-reduced-motion:reduce){.lema .cursor{animation:none}}
.acciones{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:"Courier Prime",monospace;font-size:.9rem;letter-spacing:.04em;padding:.8rem 1.25rem;border:1px solid transparent;border-radius:3px;cursor:pointer;line-height:1.2;text-decoration:none}
.btn:hover{text-decoration:none}
.btn.primario{background:var(--amber);color:#1F1E23;border-color:var(--amber)}
.btn.primario:hover{filter:brightness(1.06)}
.btn.fantasma{border-color:var(--sky-ink-2);color:var(--sky-ink)}
.btn.fantasma:hover{background:rgba(255,255,255,.08)}
.btn.linea{border-color:var(--line);color:var(--ink);background:none}
.btn.linea:hover{border-color:var(--ink-3);background:var(--sheet)}
.btn.wa{background:#25D366;color:#0B2A18;border-color:#25D366}
.btn.wa:hover{filter:brightness(1.05)}
.btn svg{width:16px;height:16px;flex:none;fill:currentColor}

/* último escrito */
.ultimo{display:grid;grid-template-columns:1.25fr .9fr;gap:clamp(28px,5vw,64px);align-items:start}
.texto-corto{font-size:1.2rem;line-height:1.65;max-width:60ch}
.ultimo h2{font-size:clamp(2.2rem,4vw,3.2rem);margin:6px 0 18px}
.ultimo h2 a{color:inherit}
.hoja-grande{display:block;background:var(--sheet);padding:10px;box-shadow:var(--sheet-shadow);transform:rotate(.6deg);border-radius:2px}
.hoja-grande img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;object-position:50% 12%}
@media (max-width:760px){.ultimo{grid-template-columns:1fr}.hoja-grande{max-width:380px;margin-inline:auto}}

/* galería de hojas */
.hojas{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:32px 22px}
.hojas.recientes{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
.hoja{display:block;color:var(--ink)}
.hoja:hover{text-decoration:none}
.hoja-img{aspect-ratio:4/5;overflow:hidden;background:var(--sheet);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:2px}
.hoja-img img{width:100%;height:100%;object-fit:cover;object-position:50% 14%;transition:transform .5s ease}
@media (prefers-reduced-motion:reduce){.hoja-img img{transition:none}}
.hoja:hover .hoja-img img{transform:scale(1.03)}
.hoja h3{margin:14px 0 4px}
.hoja:hover h3{color:var(--amber-ink)}
.hoja time,.fecha{font-family:"Courier Prime",monospace;font-size:.78rem;color:var(--ink-3);letter-spacing:.02em}

/* buscador y filtros */
.filtros{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-bottom:36px}
.busca{font-family:"Courier Prime",monospace;font-size:1rem;padding:.75rem 1rem;border:1px solid var(--line);background:var(--sheet);color:var(--ink);width:100%;max-width:420px;border-radius:3px}
.busca::placeholder{color:var(--ink-3)}
.pills{display:flex;gap:8px;flex-wrap:wrap}
.pill{font-family:"Courier Prime",monospace;font-size:.78rem;letter-spacing:.04em;padding:.45rem .8rem;border:1px solid var(--line);border-radius:999px;background:none;color:var(--ink-2);cursor:pointer}
.pill:hover{border-color:var(--ink-3);color:var(--ink)}
.pill.on{background:var(--amber-soft);border-color:var(--amber);color:var(--amber-ink)}
.vacio{font-style:italic;color:var(--ink-2);padding:40px 0}

/* lectura de un escrito */
.lectura{max-width:720px;margin-inline:auto}
.volver{font-family:"Courier Prime",monospace;font-size:.82rem;letter-spacing:.06em;color:var(--ink-2)}
.lectura .fecha{font-size:.95rem;color:var(--ink-2);margin:36px 0 10px;display:block}
.lectura h1{font-style:italic;font-size:clamp(2.2rem,5vw,3.4rem);line-height:1.1;font-variation-settings:"opsz" 72;margin-bottom:34px}
.texto{font-size:1.2rem;line-height:1.72;max-width:66ch}
.texto p{margin:0 0 1.25em}
.texto h2,.texto h3{font-style:normal;font-size:1.4rem;margin:1.4em 0 .5em}
.texto blockquote{margin:0 0 1.25em;padding-left:18px;border-left:3px solid var(--amber);color:var(--ink-2);font-style:italic}
.original{margin:56px auto 0;max-width:520px}
.original img{width:100%;height:auto;box-shadow:var(--sheet-shadow);border-radius:2px}
.original figcaption{font-family:"Courier Prime",monospace;font-size:.78rem;color:var(--ink-3);text-align:center;margin-top:14px;letter-spacing:.04em}
.compartir{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:48px;padding-top:28px;border-top:1px solid var(--line)}
.compartir .etq{font-family:"Courier Prime",monospace;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-right:6px}
.vecinos{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:40px}
.vecino{display:block;padding:18px 20px;border:1px solid var(--line);background:var(--sheet);color:var(--ink);border-radius:3px}
.vecino:hover{text-decoration:none;border-color:var(--amber)}
.vecino small{display:block;font-family:"Courier Prime",monospace;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:6px}
.vecino.der{text-align:right}
.vecino span{font-style:italic;font-size:1.1rem}
@media (max-width:560px){.vecinos{grid-template-columns:1fr}.vecino.der{text-align:left}}

/* libros */
.libro{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(28px,5vw,72px);align-items:center}
.portada{display:block;max-width:360px;margin-inline:auto;box-shadow:var(--sheet-shadow);border-radius:3px;overflow:hidden;transform:rotate(-1.2deg)}
.portada img{width:100%;height:auto}
.libro h2{font-size:clamp(2.2rem,4.2vw,3.4rem);margin:6px 0 20px}
.libro .sinopsis{font-size:1.15rem;max-width:58ch}
.pronto{display:inline-block;font-family:"Courier Prime",monospace;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--amber-ink);border:1px dashed var(--amber);padding:6px 12px;border-radius:3px;margin-bottom:16px}
@media (max-width:760px){.libro{grid-template-columns:1fr}}
.primera{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,64px);align-items:start;margin-top:64px;padding-top:56px;border-top:1px solid var(--line)}
.primera .texto{font-size:1.1rem}
.primera figure{margin:0}
.primera img{box-shadow:var(--sheet-shadow);border-radius:2px;transform:rotate(.8deg)}
.primera figcaption{font-family:"Courier Prime",monospace;font-size:.78rem;color:var(--ink-3);margin-top:14px;letter-spacing:.04em}
@media (max-width:760px){.primera{grid-template-columns:1fr}}
.subtitulo{font-family:"Courier Prime",monospace;font-size:.95rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2);margin:-8px 0 22px}
.libro .sinopsis.pendiente{font-style:italic;color:var(--ink-2)}
.libro-ficha{scroll-margin-top:84px}
.portada-enlace{display:block}
.portada-enlace:hover{text-decoration:none}
.otros-libros{margin:22px 0 0}
/* Portada provisional (mientras no se sube la imagen): un libro impreso en los colores del anochecer;
   igual en tema claro y oscuro. Las medidas en cqi crecen con el ancho de la portada. */
.portada.tipo{position:relative;width:100%;aspect-ratio:2/3;container-type:inline-size;background:linear-gradient(160deg,#2B2D4B 0%,#191A2C 58%,#13142A 100%)}
.portada.tipo .pt{position:absolute;inset:0;display:flex;flex-direction:column;padding:15cqi 12cqi 12cqi;color:#F1ECE4}
.portada.tipo .pt::before{content:"";position:absolute;inset:4.5cqi;border:1px solid rgba(233,164,92,.42);pointer-events:none}
.portada.tipo .pt-titulo{font-family:"Newsreader",Georgia,serif;font-style:italic;font-weight:400;font-size:11.5cqi;line-height:1.08;letter-spacing:-.01em;color:#E9A45C;text-wrap:balance}
.portada.tipo .pt-sub{font-family:"Courier Prime",monospace;font-size:4.8cqi;letter-spacing:.2em;text-transform:uppercase;color:#F1ECE4;margin-top:6cqi}
.portada.tipo .pt-autor{margin-top:auto;font-family:"Courier Prime",monospace;font-size:4.4cqi;letter-spacing:.24em;text-transform:uppercase;color:#B9B3C4}
.portada.tipo .pt-autor::before{content:"";display:block;width:12cqi;height:1px;background:#E9A45C;margin-bottom:5cqi}
/* Repisa de /libros/: todas las portadas arriba, cada una lleva a su libro */
.estante{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,3vw,36px);align-items:start}
.estante a{display:block;color:var(--ink)}
.estante a:hover{text-decoration:none}
.estante .portada{max-width:none;margin:0 0 14px;transform:none;transition:transform .25s ease}
.estante a:hover .portada,.estante a:focus-visible .portada{transform:translateY(-4px) rotate(-.8deg)}
.estante a:hover .t{text-decoration:underline;text-underline-offset:.15em}
.estante .t{display:block;font-size:1.12rem;line-height:1.25;text-wrap:balance}
.estante .s{display:block;font-family:"Courier Prime",monospace;font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);margin-top:4px}
.estante .e{display:block;font-family:"Courier Prime",monospace;font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--amber-ink);margin-top:8px}
@media (max-width:760px){.estante{grid-template-columns:repeat(2,1fr)}}
@media (prefers-reduced-motion:reduce){.estante .portada{transition:none}}

/* sobre + redes */
.sobre{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,64px);align-items:center}
.sobre .bio{font-size:1.2rem;line-height:1.65;max-width:56ch}
.sobre .bio em{color:var(--amber-ink);font-style:normal}
.redes{display:flex;gap:10px;flex-wrap:wrap}
.red{display:inline-flex;align-items:center;gap:8px;font-family:"Courier Prime",monospace;font-size:.82rem;border:1px solid var(--line);padding:.55rem .9rem;border-radius:999px;color:var(--ink)}
.red:hover{text-decoration:none;border-color:var(--amber);color:var(--amber-ink)}
.red svg{width:16px;height:16px;fill:currentColor}
.cita-max{font-style:italic;font-size:clamp(1.5rem,3vw,2.1rem);line-height:1.3;color:var(--ink);border-left:3px solid var(--amber);padding-left:22px;margin:0}
.cita-max small{display:block;font-style:normal;font-family:"Courier Prime",monospace;font-size:.78rem;letter-spacing:.06em;color:var(--ink-3);margin-top:14px}
@media (max-width:760px){.sobre{grid-template-columns:1fr}}

/* contacto */
.contacto{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:start}
.contacto .texto-corto{font-size:1.15rem;max-width:48ch;margin-top:18px}
.tarjeta{background:var(--sheet);border:1px solid var(--line);padding:28px;border-radius:3px}
.tarjeta h3{margin-bottom:8px}
.tarjeta .num{font-family:"Courier Prime",monospace;font-size:1.4rem;color:var(--ink);margin:0 0 16px}
.tarjeta ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.tarjeta li a{display:flex;align-items:center;gap:12px;color:var(--ink);padding:10px 12px;border:1px solid var(--line);border-radius:3px;font-family:"Courier Prime",monospace;font-size:.9rem}
.tarjeta li a:hover{text-decoration:none;border-color:var(--amber);color:var(--amber-ink)}
.tarjeta li svg{width:18px;height:18px;fill:currentColor;flex:none}
.tarjeta li b{font-weight:400;color:var(--ink-3);margin-left:auto;font-size:.78rem}
.aviso{font-family:"Courier Prime",monospace;font-size:.78rem;color:var(--ink-3);margin-top:14px}
@media (max-width:760px){.contacto{grid-template-columns:1fr}}

/* pie */
.pie{background:var(--sky);color:var(--sky-ink-2);padding-block:56px 40px}
.pie .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px}
.pie .marca{color:var(--sky-ink);font-size:1.6rem;display:inline-block;margin-bottom:8px}
.pie .lema-pie{font-family:"Courier Prime",monospace;font-size:.9rem;color:var(--sky-ink-2);margin:0 0 20px}
.pie h4{font-family:"Courier Prime",monospace;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--sky-ink-2);margin:0 0 14px;font-weight:400}
.pie ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.pie a{color:var(--sky-ink)}
.pie .red{color:var(--sky-ink);border-color:var(--sky-2)}
.pie .red:hover{border-color:var(--amber);color:var(--amber)}
.pie .legal{grid-column:1/-1;border-top:1px solid var(--sky-2);padding-top:20px;margin-top:12px;font-family:"Courier Prime",monospace;font-size:.75rem;letter-spacing:.04em;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media (max-width:760px){.pie .wrap{grid-template-columns:1fr}}