/* Tinta Studio — una columna amplia, mucho aire, titulares Syne y texto de sistema estilo Apple */
:root{
  --bg:#FBFBFD; --bg-2:#F5F5F7; --surface:#FFFFFF;
  --fg:#1D1D1F; --muted:#6E6E73; --line:#E5E5EA;
  --ink:#0A66FF; --ink-2:#0050D6; --on-ink:#FFFFFF;
  --glass:rgba(251,251,253,.72);
  --f-display:"Syne","Arial Black",system-ui,sans-serif;
  --f-body:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(.22,1,.36,1);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0B0B0C;--bg-2:#141416;--surface:#1C1C1E;--fg:#F5F5F7;--muted:#A1A1A6;--line:#2C2C2E;
  --ink:#3D8BFF;--ink-2:#6AA6FF;--on-ink:#FFFFFF;--glass:rgba(11,11,12,.72);color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0B0B0C;--bg-2:#141416;--surface:#1C1C1E;--fg:#F5F5F7;--muted:#A1A1A6;--line:#2C2C2E;
  --ink:#3D8BFF;--ink-2:#6AA6FF;--on-ink:#FFFFFF;--glass:rgba(11,11,12,.72);color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--f-body);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--glass)}
a{color:inherit}
img{max-width:100%}
h1,h2,h3,h4,p{margin:0}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.narrow{max-width:720px}
section{padding-block:clamp(72px,10vw,128px)}
.alt{background:var(--bg-2)}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:6px}

/* Tipografía */
.display{font-family:var(--f-display);font-weight:800;letter-spacing:-.045em;line-height:.95;text-wrap:balance}
.h1{font-size:clamp(3rem,9vw,7rem)}
.h2{font-size:clamp(2.2rem,5.5vw,4rem)}
.h3{font-size:clamp(1.4rem,2.4vw,1.8rem);font-weight:700;letter-spacing:-.025em;line-height:1.15}
.eyebrow{font-size:.75rem;font-weight:700;letter-spacing:.24em;text-transform:uppercase;color:var(--ink)}
.lede{font-size:clamp(1.1rem,1.9vw,1.35rem);color:var(--muted);line-height:1.5;max-width:52ch}
.muted{color:var(--muted)}

/* Logo */
.logo{display:inline-flex;align-items:baseline;font-family:var(--f-display);font-weight:800;letter-spacing:-.055em;line-height:1;text-decoration:none;color:var(--fg)}
.logo .i{position:relative;display:inline-block}
.logo .i svg{position:absolute;left:50%;top:-.06em;width:.2em;height:auto;margin-left:-.1em}
.logo path{fill:var(--ink)}

/* Nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--glass);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid var(--line)}
.nav .wrap{height:60px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav .logo{font-size:1.65rem}
.nav ul{display:flex;gap:30px;list-style:none;margin:0;padding:0;font-size:.88rem}
.nav ul a{text-decoration:none;color:var(--fg);opacity:.75;transition:opacity .2s}
.nav ul a:hover,.nav ul a[aria-current="page"]{opacity:1}
@media (max-width:760px){.nav ul{display:none}}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:8px;border:0;border-radius:999px;padding:13px 24px;font:600 .98rem/1 var(--f-body);text-decoration:none;cursor:pointer;transition:transform .12s ease-out,background .2s}
.btn:active{transform:scale(.96)}
.btn-ink{background:var(--ink);color:var(--on-ink)}
.btn-ink:hover{background:var(--ink-2)}
.btn-sm{padding:9px 16px;font-size:.85rem}
.link{color:var(--ink);text-decoration:none;font-weight:600}
.link:hover{text-decoration:underline;text-underline-offset:4px}

/* Hero */
.hero{padding-block:clamp(64px,10vw,120px) clamp(56px,8vw,96px)}
.hero .wrap{display:grid;gap:28px;justify-items:start}
.hero .h1 .blue{color:var(--ink)}
.hero .cta{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.drop-fall{animation:dropIn 1.1s var(--ease) both}
@keyframes dropIn{from{transform:translateY(-60px);opacity:0}to{transform:none;opacity:1}}
.rise{animation:rise .9s var(--ease) both}
.d1{animation-delay:.1s}.d2{animation-delay:.2s}.d3{animation-delay:.3s}
@keyframes rise{from{transform:translateY(16px);opacity:0}to{transform:none;opacity:1}}

/* Rejillas */
.head{display:grid;gap:14px;margin-bottom:clamp(40px,6vw,64px);max-width:720px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:900px){.grid3{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.grid3,.grid2{grid-template-columns:1fr}}

.card{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:28px;display:grid;gap:12px;align-content:start;min-width:0}
.card .ico{width:44px;height:44px;border-radius:12px;background:color-mix(in srgb,var(--ink) 12%,transparent);display:grid;place-items:center}
.card .ico svg{width:22px;height:22px;stroke:var(--ink);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card p{color:var(--muted);font-size:.98rem}

/* Proyectos */
.project{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:center;padding-block:40px;border-top:1px solid var(--line)}
.project:first-of-type{border-top:0;padding-top:0}
.project .info{display:grid;gap:14px}
.project .tags{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-size:.78rem;font-weight:600;padding:6px 12px;border-radius:999px;background:var(--bg-2);border:1px solid var(--line);color:var(--muted)}
.mock{border-radius:24px;aspect-ratio:4/3;max-width:100%;display:grid;place-items:center;overflow:hidden;position:relative}
.mock .screen{width:78%;background:#fff;border-radius:12px;box-shadow:0 30px 60px -24px rgba(0,0,0,.35);overflow:hidden;color:#1D1D1F}
.mock .bar{height:22px;background:#F2F2F4;display:flex;gap:6px;align-items:center;padding-left:10px}
.mock .bar i{width:7px;height:7px;border-radius:50%;background:#D1D1D6}
@media (max-width:760px){.project{grid-template-columns:1fr}}

/* Proceso */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:s}
.step{display:grid;gap:10px;align-content:start;padding-top:18px;border-top:2px solid var(--fg)}
.step b{font-family:var(--f-display);font-weight:800;font-size:1rem;color:var(--ink)}
.step p{color:var(--muted);font-size:.95rem}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.steps{grid-template-columns:1fr}}

/* Sobre mí */
.about{display:grid;grid-template-columns:280px minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:start}
.avatar{aspect-ratio:1;max-width:100%;border-radius:28px;background:var(--surface);border:1px solid var(--line);display:grid;place-items:center}
.avatar .logo{font-size:7rem}
.about .copy{display:grid;gap:18px;max-width:62ch}
.about .copy p{font-size:1.08rem}
@media (max-width:760px){.about{grid-template-columns:1fr}.avatar{max-width:220px}}

/* Blog */
.post-card{display:grid;gap:12px;align-content:start;text-decoration:none;background:var(--surface);border:1px solid var(--line);border-radius:24px;overflow:hidden;transition:transform .5s var(--ease),box-shadow .5s var(--ease);min-width:0}
.post-card:hover{transform:translateY(-4px);box-shadow:0 24px 48px -28px rgba(0,0,0,.35)}
.post-card .cover{aspect-ratio:16/10;max-width:100%;display:grid;place-items:center;font-family:var(--f-display);font-weight:800;letter-spacing:-.04em;font-size:clamp(1.6rem,3vw,2.2rem);line-height:1;padding:24px;text-align:center}
.post-card .body{padding:4px 24px 26px;display:grid;gap:10px}
.post-card .meta{font-size:.78rem;color:var(--muted);letter-spacing:.04em}
.post-card h3{font-size:1.25rem;font-weight:700;letter-spacing:-.02em;line-height:1.25}
.post-card p{font-size:.95rem;color:var(--muted)}
.c1{background:var(--ink);color:#fff}
.c2{background:#1D1D1F;color:#F5F5F7}
.c3{background:var(--bg-2);color:var(--fg);border-bottom:1px solid var(--line)}

/* Contacto */
.contact{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:start}
form{display:grid;gap:14px}
label{display:grid;gap:6px;font-size:.85rem;font-weight:600;color:var(--muted)}
input,select,textarea{font:inherit;font-size:1rem;padding:13px 15px;border-radius:14px;border:1px solid var(--line);background:var(--surface);color:var(--fg);width:100%}
textarea{min-height:120px;resize:vertical}
.ok{padding:14px 16px;border-radius:14px;background:color-mix(in srgb,var(--ink) 12%,transparent);color:var(--fg);font-weight:600}
@media (max-width:760px){.contact{grid-template-columns:1fr}}

/* Artículo */
.article-head{padding-block:clamp(56px,8vw,96px) 32px}
.article-head .wrap{display:grid;gap:20px}
.article-head .h1{font-size:clamp(2.4rem,6.5vw,4.6rem)}
.byline{display:flex;gap:12px;align-items:center;font-size:.9rem;color:var(--muted);flex-wrap:wrap}
.byline .who{font-weight:600;color:var(--fg)}
.prose{padding-block:24px clamp(72px,10vw,120px)}
.prose .wrap{display:grid;gap:22px}
.prose p,.prose li{font-size:1.12rem;line-height:1.7}
.prose h2{font-size:clamp(1.5rem,3vw,2rem);font-weight:700;letter-spacing:-.025em;line-height:1.2;margin-top:24px}
.prose ul,.prose ol{margin:0;padding-left:1.3em;display:grid;gap:10px}
.prose blockquote{margin:8px 0;padding:6px 0 6px 22px;border-left:3px solid var(--ink);font-size:1.25rem;font-weight:600;line-height:1.45}
.prose .box{background:var(--bg-2);border:1px solid var(--line);border-radius:20px;padding:22px 24px;display:grid;gap:10px}
.prose .box p{font-size:1rem}
.back{font-size:.9rem}

/* Footer */
footer{border-top:1px solid var(--line);padding-block:48px}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;font-size:.85rem;color:var(--muted)}
footer .logo{font-size:1.5rem}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}}
@media (prefers-reduced-transparency:reduce){.nav{background:var(--bg);backdrop-filter:none}}

/* ===== Inicio: papel en blanco. Una gota de acuarela cae desde un punto al azar,
   revienta, se expande por el papel y deja la mancha; el texto aparece sobre ella ===== */
.hero.splash{min-height:100vh;min-height:100svh;display:flex;align-items:center}
.hero{position:relative;overflow:hidden;
  background:#fff;--fg:#1D1D1F;--muted:#5E5E63;color:var(--fg)}
.hero .wrap{position:relative;z-index:1;width:100%}
.hero .h1 .blue{color:#06308F}
.hero-ink{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.hero .eyebrow{color:#06308F}
.hero .lede{color:#2B2F3A}
.hero .drop-fall{display:none}
.hero .wrap>*{transition:opacity 1s var(--ease),filter 1.1s var(--ease),transform 1.1s var(--ease)}
.hero .wrap>:nth-child(2){transition-delay:.12s}
.hero .wrap>:nth-child(3){transition-delay:.28s}
.hero .wrap>:nth-child(4){transition-delay:.42s}
html.intro-wait .hero .wrap>*{opacity:0;filter:blur(10px);transform:scale(.985)}
.nav{transition:opacity .9s var(--ease)}
html.intro-wait .nav{opacity:0;pointer-events:none}
html.intro-wait body::before{opacity:0}