/* ============================================================
   A.P. Torrescusa — Premium Design System
   Editorial cinematográfico oscuro · marca dorada
   ============================================================ */
:root{
  --bg:#100F0D;
  --bg-2:#16140F;
  --bg-3:#1F1C16;
  --surface:rgba(255,255,255,.03);
  --line:rgba(212,163,115,.18);
  --text:#EDE8DA;
  --muted:#A39B89;
  --gold:#D4A373;
  --gold-2:#E7C9A2;
  --gold-deep:#B07D46;
  --shadow:0 30px 80px -20px rgba(0,0,0,.7);
  --f-serif:'Playfair Display',Georgia,serif;
  --f-sans:'Inter',system-ui,sans-serif;
  --f-script:'Great Vibes',cursive;
  --ease:cubic-bezier(.22,1,.36,.08);
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);
  font-family:var(--f-sans);font-weight:300;
  line-height:1.7;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{ /* grano + viñeta sutil */
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;
  background:
    radial-gradient(120% 90% at 50% 0%,transparent 55%,rgba(0,0,0,.55) 100%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.025'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--gold);color:#1a1712}

.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{
  font-family:var(--f-sans);font-weight:500;letter-spacing:.32em;
  text-transform:uppercase;font-size:.72rem;color:var(--gold);
}
.script{font-family:var(--f-script);color:var(--gold-2);font-weight:400}
h1,h2,h3{font-family:var(--f-serif);font-weight:600;line-height:1.08;letter-spacing:-.01em}
.display{font-size:clamp(2.8rem,8vw,7rem);font-weight:700}
.h-sec{font-size:clamp(2rem,4.5vw,3.6rem)}
.lede{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--muted);max-width:60ch}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--f-sans);font-weight:500;font-size:.92rem;letter-spacing:.02em;
  padding:.95em 1.8em;border-radius:100px;position:relative;
  border:1px solid var(--gold);color:var(--bg);background:var(--gold);
  transition:transform .5s var(--ease),background .4s,color .4s,box-shadow .5s;
  box-shadow:0 10px 30px -12px rgba(212,163,115,.6);
}
.btn:hover{transform:translateY(-3px);background:var(--gold-2);box-shadow:0 18px 40px -12px rgba(212,163,115,.7)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn-ghost:hover{background:var(--surface);border-color:var(--gold);color:var(--gold-2);box-shadow:none}
.btn-sm{padding:.7em 1.3em;font-size:.85rem}

/* ---------- Nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 28px;transition:background .4s,backdrop-filter .4s,padding .4s,border-color .4s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{background:rgba(16,15,13,.72);backdrop-filter:blur(14px);border-color:var(--line);padding:12px 28px}
.nav .brand{font-family:var(--f-serif);font-weight:700;font-size:1.15rem;letter-spacing:.02em}
.nav .brand b{color:var(--gold)}
.nav-links{display:flex;gap:30px;list-style:none}
.nav-links a{font-size:.9rem;color:var(--muted);position:relative;padding:4px 0;transition:color .3s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--gold);transition:width .4s var(--ease)}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:16px}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:0;padding:6px}
.burger span{width:24px;height:2px;background:var(--text);transition:.3s}
.mobile-menu{position:fixed;inset:0;z-index:49;background:rgba(12,11,9,.97);backdrop-filter:blur(10px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px;
  opacity:0;visibility:hidden;transition:.4s}
.mobile-menu.open{opacity:1;visibility:visible}
.mobile-menu a{font-family:var(--f-serif);font-size:1.8rem;color:var(--text)}
.mobile-menu a:hover{color:var(--gold)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg video,.hero-bg img{width:100%;height:100%;object-fit:cover;filter:saturate(.82) contrast(1.07) brightness(.74)}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(16,15,13,.42) 0%,rgba(16,15,13,.4) 35%,rgba(16,15,13,.98) 100%),
            linear-gradient(90deg,rgba(16,15,13,.82) 0%,rgba(16,15,13,.2) 55%,transparent 100%)}
.hero-inner{position:relative;z-index:2;padding-top:12vh}
.hero h1{margin:.2em 0 .35em;text-shadow:0 4px 40px rgba(0,0,0,.5)}
.hero .lede{color:#d9d2c2}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-top:38px}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;
  color:var(--muted);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:10px}
.scroll-hint i{width:1px;height:46px;background:linear-gradient(var(--gold),transparent);display:block;animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:.3;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}

/* ---------- Secciones ---------- */
section{position:relative;z-index:2}
.pad{padding:clamp(70px,11vw,150px) 0}
.sec-head{max-width:720px;margin-bottom:60px}
.sec-head .eyebrow{display:block;margin-bottom:18px}
.sec-head .h-sec{margin-bottom:18px}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0 auto;max-width:var(--maxw)}

/* ---------- Libro destacado ---------- */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,80px);align-items:center}
.feature .cover{position:relative}
.feature .cover{display:flex;justify-content:center}
.feature .cover img{border-radius:4px;width:auto;max-height:600px;margin:0 auto;
  box-shadow:0 44px 80px -32px rgba(0,0,0,.9), 0 0 0 1px rgba(212,163,115,.22);
  transition:transform .7s var(--ease)}
.feature .cover:hover img{transform:translateY(-8px)}
.feature .cover::before{content:"";position:absolute;left:14%;right:14%;bottom:-3%;height:46px;z-index:-1;
  background:radial-gradient(ellipse at center,rgba(0,0,0,.55),transparent 72%);filter:blur(10px)}
.price-row{display:flex;align-items:baseline;gap:14px;margin:22px 0 8px}
.price{font-family:var(--f-serif);font-size:2rem;color:var(--gold-2)}
.price small{font-size:.85rem;color:var(--muted);font-family:var(--f-sans)}

/* ---------- Grid de obras ---------- */
.books{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:34px}
.book-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  display:flex;flex-direction:column;transition:transform .5s var(--ease),border-color .4s,box-shadow .5s}
.book-card:hover{transform:translateY(-8px);border-color:var(--gold);box-shadow:var(--shadow)}
.book-card .ph{padding:36px 28px 8px;display:flex;align-items:flex-end;justify-content:center;
  background:radial-gradient(120% 80% at 50% 0,rgba(212,163,115,.08),transparent 70%)}
.book-card .ph img{width:auto;max-width:72%;height:auto;max-height:330px;border-radius:4px;
  box-shadow:0 28px 50px -18px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.05);
  transition:transform .7s var(--ease)}
.book-card:hover .ph img{transform:translateY(-8px)}
.book-card .body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.tag{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold)}
.book-card h3{font-size:1.5rem}
.book-card p{color:var(--muted);font-size:.95rem;flex:1}
.buy{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.alt-shops{font-size:.82rem;color:var(--muted);margin-top:6px}
.alt-shops a{color:var(--gold);border-bottom:1px solid var(--line)}

/* ---------- Universo / cita ---------- */
.universe{position:relative;overflow:hidden}
.quote-block{max-width:920px;margin:0 auto;text-align:center}
.quote-block .big{font-family:var(--f-serif);font-style:italic;font-size:clamp(1.6rem,3.4vw,2.8rem);line-height:1.3}
.quote-block .big::before{content:"“";color:var(--gold);font-size:1.4em;line-height:0;vertical-align:-.35em;margin-right:.1em}

/* ---------- Personajes ---------- */
.char-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:22px}
.char{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--line);aspect-ratio:3/4;background:var(--bg-3)}
.char img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease),filter .6s;filter:grayscale(.3) brightness(.85)}
.char:hover img{transform:scale(1.06);filter:grayscale(0) brightness(1)}
.char .meta{position:absolute;inset:auto 0 0 0;padding:18px;
  background:linear-gradient(transparent,rgba(10,9,7,.92));transform:translateY(10px);transition:.5s var(--ease)}
.char:hover .meta{transform:translateY(0)}
.char .meta h3{font-size:1.25rem}
.char .meta .role{color:var(--gold);font-size:.78rem;letter-spacing:.08em}
.char .meta p{font-size:.82rem;color:var(--muted);max-height:0;opacity:0;overflow:hidden;transition:.5s var(--ease);margin-top:0}
.char:hover .meta p{max-height:160px;opacity:1;margin-top:8px}
.lead-pair{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;margin-bottom:40px}
.lead{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface)}
.lead img{aspect-ratio:16/11;object-fit:cover;width:100%;filter:saturate(.92)}
.lead .body{padding:26px}
.lead .role{color:var(--gold);font-size:.8rem;letter-spacing:.1em;text-transform:uppercase}
.lead h3{font-size:1.8rem;margin:6px 0 10px}
.lead p{color:var(--muted)}

/* ---------- Poesía ---------- */
.phase-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:70px}
.phase{border:1px solid var(--line);border-radius:12px;padding:30px;background:var(--surface);transition:.5s var(--ease)}
.phase:hover{border-color:var(--gold);transform:translateY(-6px)}
.phase .num{font-family:var(--f-serif);font-size:2.4rem;color:var(--gold);opacity:.5}
.phase h3{font-size:1.4rem;margin:8px 0 12px}
.phase p{color:var(--muted);font-style:italic;font-size:.95rem}
.poems{columns:2;column-gap:34px}
.poem{break-inside:avoid;margin-bottom:34px;padding:28px;border-left:2px solid var(--line);background:linear-gradient(90deg,var(--surface),transparent)}
.poem h4{font-family:var(--f-serif);font-size:1.25rem;color:var(--gold-2);margin-bottom:10px;font-weight:600}
.poem p{font-style:italic;color:var(--text);white-space:pre-line}

/* ---------- Bio ---------- */
.bio{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(30px,5vw,70px);align-items:start}
.bio .portrait{position:sticky;top:110px}
.bio .portrait img{border-radius:14px;box-shadow:var(--shadow);filter:saturate(.95) contrast(1.03)}
.bio h2{margin:0 0 24px}
.bio h3{font-size:1.3rem;color:var(--gold-2);margin:34px 0 12px}
.bio p{color:var(--muted);margin-bottom:14px}
.bio blockquote{font-family:var(--f-serif);font-style:italic;font-size:1.5rem;color:var(--text);
  border-left:2px solid var(--gold);padding-left:24px;margin-top:30px;line-height:1.4}

/* ---------- Newsletter ---------- */
.cta-band{text-align:center}
.cta-band .h-sec{margin-bottom:14px}
.nl-form{display:flex;gap:12px;max-width:480px;margin:30px auto 0;flex-wrap:wrap;justify-content:center}
.nl-form input{flex:1;min-width:240px;background:var(--surface);border:1px solid var(--line);border-radius:100px;
  padding:.95em 1.4em;color:var(--text);font-family:var(--f-sans);font-size:.95rem;transition:border-color .3s}
.nl-form input:focus{outline:none;border-color:var(--gold)}

/* ---------- Contacto ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,70px);align-items:start}
.field{position:relative;margin-bottom:22px}
.field input,.field textarea{width:100%;background:var(--surface);border:1px solid var(--line);border-radius:12px;
  padding:1em 1.1em;color:var(--text);font-family:var(--f-sans);font-size:1rem;transition:border-color .3s}
.field textarea{resize:vertical;min-height:130px}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold)}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line);padding:60px 0 40px;position:relative;z-index:2}
.footer .row{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.footer .brand{font-family:var(--f-serif);font-size:1.6rem}
.footer .socials{display:flex;gap:22px}
.footer .socials a{color:var(--muted);font-size:.9rem;transition:color .3s}
.footer .socials a:hover{color:var(--gold)}
.footer .legal{margin-top:30px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:.82rem}

/* ---------- WhatsApp flotante ---------- */
.wa{position:fixed;right:22px;bottom:22px;z-index:40;width:56px;height:56px;border-radius:50%;
  background:#25D366;color:#fff;display:grid;place-items:center;font-size:1.5rem;
  box-shadow:0 12px 30px -8px rgba(37,211,102,.6);transition:transform .4s var(--ease)}
.wa:hover{transform:scale(1.08) translateY(-2px)}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.1s}.reveal.d2{transition-delay:.2s}.reveal.d3{transition-delay:.3s}

/* ---------- Preview badge ---------- */
.preview-flag{position:fixed;top:0;left:0;z-index:60;background:var(--gold);color:#1a1712;
  font-size:.7rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;padding:5px 12px;border-bottom-right-radius:8px}

/* ---------- Responsive ---------- */
@media(max-width:880px){
  .nav-links{display:none}
  .burger{display:flex}
  .feature,.bio,.contact-grid{grid-template-columns:1fr}
  .bio .portrait{position:static}
  .poems{columns:1}
  .feature .cover img{transform:none;max-height:440px}
}
.inner-top{padding-top:140px}