:root{--ink:#0e0c0a;--night:#14100d;--paper:#fbf7ef;--sand:#efe4d2;--champagne:#d8c08d;--gold:#b89448;--muted:#756b5d;--line:rgba(25,18,12,.13);--white:#fff;--radius:28px;--shadow:0 32px 90px rgba(19,13,7,.20);--font:Inter,system-ui,-apple-system,Segoe UI,sans-serif;--serif:"Playfair Display",Georgia,serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);line-height:1.55;overflow-x:hidden}body::before{content:"";position:fixed;inset:-20%;z-index:-2;background:radial-gradient(circle at 20% 15%,rgba(216,192,141,.35),transparent 28%),radial-gradient(circle at 80% 10%,rgba(255,255,255,.55),transparent 24%),radial-gradient(circle at 70% 85%,rgba(184,148,72,.22),transparent 30%),linear-gradient(135deg,#fbf7ef,#eee0ca 55%,#fffaf2);animation:bgDrift 18s ease-in-out infinite 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/* Portfolio expansion + floating WhatsApp */
.page-hero{padding:clamp(70px,10vw,140px) 0 clamp(36px,7vw,86px)}
.page-hero h1{font-size:clamp(42px,9vw,92px);max-width:1100px}.page-hero .lead{max-width:860px}.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}.portfolio-card{border:1px solid rgba(216,192,141,.28);border-radius:26px;overflow:hidden;background:rgba(255,255,255,.74);box-shadow:0 22px 60px rgba(20,16,13,.10);transition:.25s ease}.portfolio-card:hover{transform:translateY(-4px);box-shadow:0 34px 90px rgba(20,16,13,.16)}.portfolio-card img{width:100%;aspect-ratio:3/4;object-fit:cover;background:#f7f3ec}.portfolio-card.wide img,.presentation-grid .portfolio-card img{aspect-ratio:16/10;object-fit:contain;background:#f5efe6}.portfolio-copy{padding:18px}.portfolio-copy small{display:block;text-transform:uppercase;letter-spacing:.16em;color:var(--gold);font-size:10px;font-weight:900;margin-bottom:8px}.portfolio-copy h3{font-size:22px;letter-spacing:-.03em}.portfolio-copy p{color:var(--muted);font-size:14px;margin:10px 0 0}.portfolio-section:nth-child(even){background:rgba(255,255,255,.32)}.whatsapp-float{position:fixed;right:18px;bottom:18px;z-index:1000;display:inline-flex;align-items:center;gap:10px;padding:13px 16px;border-radius:999px;background:#25d366;color:#fff;font-weight:900;box-shadow:0 20px 46px rgba(37,211,102,.34);border:1px solid rgba(255,255,255,.55)}.whatsapp-float:hover{transform:translateY(-2px)}.wa-icon{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.22)}@media (max-width:900px){.portfolio-grid{grid-template-columns:repeat(2,1fr);gap:13px}.portfolio-copy{padding:14px}.whatsapp-float span:last-child{display:none}.whatsapp-float{padding:13px}}@media (max-width:560px){.portfolio-grid{grid-template-columns:1fr}.portfolio-card img{aspect-ratio:4/5}.page-hero{padding-top:54px}}

.book-download-section{background:rgba(255,255,255,.34)}.book-download-section .panel strong{font-family:var(--serif);font-size:clamp(24px,4vw,42px);line-height:1.05}.presentation-grid{grid-template-columns:repeat(2,1fr)}@media(max-width:760px){.presentation-grid{grid-template-columns:1fr}}