/* ===== Esencoder — sistema visual compartido ===== */
:root{
  --orange:#FF4D00;
  --black:#1C1C1C;
  --white:#F3F3F3;
  --ease:cubic-bezier(.2,.7,.2,1);
  --pad:clamp(20px,5vw,80px);
}
html[data-theme="dark"]{
  --bg:#111111;--bg2:#181818;--surface:#1C1C1C;--text:#F3F3F3;--muted:#9a9a9a;
  --line:rgba(243,243,243,.12);--line-strong:rgba(243,243,243,.28);
  --block:#F3F3F3;--block-text:#1C1C1C;--grid:rgba(243,243,243,.035);
}
html[data-theme="light"]{
  --bg:#F3F3F3;--bg2:#ececec;--surface:#ffffff;--text:#1C1C1C;--muted:#5f5f5f;
  --line:rgba(28,28,28,.14);--line-strong:rgba(28,28,28,.32);
  --block:#1C1C1C;--block-text:#F3F3F3;--grid:rgba(28,28,28,.04);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:'Inter',system-ui,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background .4s var(--ease),color .4s var(--ease)}
::selection{background:var(--orange);color:#fff}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;font-weight:700;line-height:1.02;letter-spacing:-.02em}
.mono{font-family:'JetBrains Mono',monospace}
.wrap{max-width:1320px;margin:0 auto;padding:0 var(--pad)}

/* wordmark */
.wm{display:inline-flex;align-items:center;font-family:'Space Grotesk',sans-serif;font-weight:700;letter-spacing:-.03em;line-height:1;white-space:nowrap}
.wm .esen{color:var(--text)}
.wm .coder{background:var(--block);color:var(--block-text);padding:.04em .16em .1em}
.star{color:var(--orange);flex:none}

/* nav */
header.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:all .4s var(--ease)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px;border-bottom:1px solid transparent;transition:all .4s var(--ease);position:relative;z-index:2}
header.nav.scrolled{background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px)}
header.nav.scrolled .nav-inner{height:64px;border-bottom:1px solid var(--line)}
.nav-logo{display:flex;align-items:center;gap:11px;font-size:22px}
.nav-logo .star{width:26px;height:26px}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a.link{font-size:13px;font-weight:500;padding:9px 14px;border-radius:100px;color:var(--muted);transition:.25s var(--ease);font-family:'JetBrains Mono',monospace}
.nav-links a.link:hover{color:var(--text)}
.nav-links a.link .n{color:var(--orange);margin-right:5px;font-size:11px}
.nav-right{display:flex;align-items:center;gap:10px}
.toggle{width:40px;height:40px;border:1px solid var(--line);background:transparent;border-radius:50%;color:var(--text);cursor:pointer;display:grid;place-items:center;transition:.25s var(--ease)}
.toggle:hover{border-color:var(--orange);color:var(--orange);transform:rotate(-15deg)}
.toggle svg{width:17px;height:17px}
.lang{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:100px;padding:8px 12px}
.lang b{color:var(--orange)}
.btn{display:inline-flex;align-items:center;gap:9px;font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:500;padding:11px 20px;border-radius:100px;border:1px solid transparent;cursor:pointer;transition:.3s var(--ease);white-space:nowrap}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px -8px rgba(255,77,0,.6)}
.btn-ghost{border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--text);background:var(--text);color:var(--bg)}
.btn .arw{transition:transform .3s var(--ease)}
.btn:hover .arw{transform:translateX(4px)}

/* hamburguesa + menú móvil */
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);background:transparent;border-radius:50%;color:var(--text);cursor:pointer;position:relative;transition:.25s var(--ease)}
.burger:hover{border-color:var(--orange);color:var(--orange)}
.burger span{position:absolute;left:12px;right:12px;height:2px;background:currentColor;border-radius:2px;transition:.3s var(--ease)}
.burger span:nth-child(1){top:15px}
.burger span:nth-child(2){top:20px}
.burger span:nth-child(3){top:25px}
body.menu-open .burger span:nth-child(1){transform:translateY(5px) rotate(45deg)}
body.menu-open .burger span:nth-child(2){opacity:0}
body.menu-open .burger span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
body.menu-open{overflow:hidden}
.mobile-menu{position:fixed;inset:0;z-index:1;background:var(--bg);display:flex;flex-direction:column;justify-content:center;gap:4px;padding:0 var(--pad);opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .35s var(--ease),transform .35s var(--ease),visibility .35s}
body.menu-open .mobile-menu{opacity:1;visibility:visible;transform:none}
.mobile-menu .mlink{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:clamp(30px,9vw,54px);letter-spacing:-.02em;color:var(--text);padding:14px 0;display:flex;align-items:baseline;gap:16px;border-bottom:1px solid var(--line)}
.mobile-menu .mlink .n{font-family:'JetBrains Mono',monospace;font-size:14px;color:var(--orange)}
.mobile-menu .mcta{margin-top:36px;align-self:flex-start;font-size:15px;padding:15px 26px}

/* footer */
footer.foot{padding:40px 0 60px}
.foot-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:32px}
.foot-inner .wm{font-size:18px}
.foot-inner .fmeta{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted);display:flex;gap:22px;flex-wrap:wrap}
.foot-inner .fmeta b{color:var(--text);font-weight:500}

/* reveal */
.rv{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* ===================== DETALLE DE PROYECTO ===================== */
.detail{padding-top:clamp(120px,16vh,180px)}
.back{display:inline-flex;align-items:center;gap:9px;font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--muted);transition:.25s var(--ease);margin-bottom:40px}
.back:hover{color:var(--orange);gap:14px}
.d-eyebrow{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);display:inline-flex;align-items:center;gap:11px;margin-bottom:24px}
.d-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--orange)}
.d-title{font-size:clamp(36px,6.4vw,88px);letter-spacing:-.035em;line-height:.96;max-width:16ch}
.d-lead{max-width:66ch;margin-top:30px;font-size:clamp(17px,1.9vw,22px);color:var(--muted);line-height:1.6;font-family:'Space Grotesk',sans-serif;font-weight:400}
.d-lead b{color:var(--text);font-weight:600}

/* meta bar — sin recuadro, sólo hairlines */
.d-meta{display:flex;flex-wrap:wrap;gap:40px 60px;align-items:flex-start;margin-top:48px;padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.d-meta .mi .k{font-family:'JetBrains Mono',monospace;font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
.d-meta .mi .v{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:16px;margin-top:8px}
.d-meta .mi.stack{flex:1;min-width:240px}
.d-stack{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.d-stack .t{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--text);border:1px solid var(--line);border-radius:100px;padding:5px 13px}

/* screenshot — único elemento visual prominente */
.shot{margin:52px 0 8px;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:var(--bg2);box-shadow:0 40px 90px -50px rgba(0,0,0,.6)}
.shot img{display:block;width:100%;height:auto}
.shot-cap{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted);margin-top:14px;display:flex;align-items:center;gap:9px}
.shot-cap::before{content:"";width:20px;height:1px;background:var(--orange)}

/* bloque de sección abierto */
.d-sec{padding:clamp(48px,7vh,84px) 0;border-top:1px solid var(--line)}
.d-sec:first-of-type{border-top:0}
.d-sec .tag{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--orange);display:flex;align-items:center;gap:10px;margin-bottom:26px}
.d-sec .tag::before{content:"";width:24px;height:1px;background:var(--orange)}
.d-sec h2{font-size:clamp(26px,3.4vw,40px);letter-spacing:-.02em;margin-bottom:26px;max-width:20ch}
.d-text{max-width:70ch;font-size:17px;line-height:1.72;color:var(--muted)}
.d-text b{color:var(--text);font-weight:600}

/* resultados — 3 columnas sin caja */
.results{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.results .r{padding-top:24px;border-top:2px solid var(--orange)}
.results .r .ic{color:var(--orange);font-size:18px;margin-bottom:14px}
.results .r p{font-family:'Space Grotesk',sans-serif;font-weight:500;font-size:clamp(16px,1.7vw,19px);line-height:1.4}

/* funcionalidades */
.feat{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:0 48px;max-width:900px}
.feat li{display:flex;gap:14px;padding:15px 0;border-bottom:1px solid var(--line);font-size:16px;color:var(--text)}
.feat li::before{content:"→";color:var(--orange);font-family:'JetBrains Mono',monospace;flex:none}

/* técnicas — 3 columnas con hairlines */
.tech{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.tech .col{padding:4px 30px}
.tech .col:not(:last-child){border-right:1px solid var(--line)}
.tech .col:first-child{padding-left:0}
.tech .col h3{font-size:15px;font-family:'JetBrains Mono',monospace;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--orange);margin-bottom:20px}
.tech .col ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.tech .col ul li{font-family:'JetBrains Mono',monospace;font-size:14px;color:var(--muted)}

/* responsabilidades */
.resp{list-style:none;display:grid;gap:2px;max-width:920px}
.resp li{display:flex;align-items:flex-start;gap:16px;padding:17px 0;border-top:1px solid var(--line);font-size:16.5px;line-height:1.5}
.resp li:last-child{border-bottom:1px solid var(--line)}
.resp li .ck{flex:none;width:21px;height:21px;color:var(--orange);margin-top:2px}

/* cta final del detalle */
.d-cta{padding:clamp(56px,9vh,110px) 0;text-align:center}
.d-cta h2{font-size:clamp(30px,5vw,60px);letter-spacing:-.03em;margin-bottom:14px}
.d-cta h2 .hl{background:var(--orange);color:#fff;padding:0 .1em}
.d-cta p{color:var(--muted);margin-bottom:34px;font-size:17px}
.d-cta .row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

@media(min-width:901px){
  .mobile-menu{display:none}
}
@media(max-width:900px){
  .nav-links{display:none}
  .burger{display:block}
  .results{grid-template-columns:1fr;gap:0}
  .results .r{margin-top:0}
  .tech{grid-template-columns:1fr}
  .tech .col{padding:22px 0;border-right:0 !important;border-top:1px solid var(--line)}
  .tech .col:first-child{border-top:0}
  .feat{grid-template-columns:1fr}
}
@media(max-width:640px){
  .nav-cta{display:none}
}
@media(max-width:560px){
  .foot-inner{flex-direction:column;align-items:flex-start}
}