*{box-sizing:border-box}:root{--bg:#f4f6f5;--surface:#fff;--surface-dark:#111820;--text:#172027;--muted:#67737a;--green:#32e68a;--green-dark:#12b86a;--border:#dce3e0;--warning:#fff3d8;--warning-border:#ffc857;--shadow:0 18px 40px rgba(17,24,32,.08);--radius:22px}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at top right,rgba(50,230,138,.18),transparent 28%),var(--bg);color:var(--text)}button,input,a{font:inherit}.app-shell{max-width:520px;min-height:100vh;margin:0 auto;padding:16px 16px 90px}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:12px}.brand-logo{width:48px;height:48px;object-fit:contain;border-radius:14px;background:#e9eeeb;padding:6px}.brand h1{margin:0;font-size:1.25rem;letter-spacing:.08em}.brand p{margin:2px 0 0;color:var(--muted);font-size:.76rem}.install-btn,.primary-btn{border:0;background:var(--surface-dark);color:white;padding:12px 16px;border-radius:999px;font-weight:700;cursor:pointer}.hidden{display:none!important}.screen{display:none;animation:fadeIn .22s ease}.screen.active{display:block}.hero-card{background:linear-gradient(145deg,#111820,#243039);color:white;padding:26px;border-radius:30px;box-shadow:var(--shadow);margin-top:10px}.pill{display:inline-flex;align-items:center;background:rgba(50,230,138,.15);color:var(--green);border:1px solid rgba(50,230,138,.45);padding:7px 12px;border-radius:999px;font-size:.78rem;font-weight:700;margin-bottom:14px}.hero-card h2{margin:0;font-size:1.75rem;line-height:1.08}.hero-card p{color:#d8e2de;line-height:1.55;margin:14px 0 0}.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}.module-card{min-height:158px;text-align:left;border:1px solid var(--border);background:var(--surface);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);cursor:pointer;transition:transform .18s ease,border .18s ease}.module-card:active{transform:scale(.98)}.module-card.featured{border-color:rgba(50,230,138,.8);background:linear-gradient(180deg,#fff,#eafff4)}.module-card span{font-size:1.7rem;display:block;margin-bottom:12px}.module-card strong{display:block;font-size:1rem;margin-bottom:8px}.module-card small{display:block;color:var(--muted);line-height:1.35}.tip-card,.content-card,.form-card,.result-card,.warning-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin:16px 0}.tip-card h3,.content-card h3,.warning-card h3{margin-top:0}.tip-card{border-left:5px solid var(--green)}.content-card.accent{background:#eafff4;border-color:rgba(50,230,138,.6)}.warning-card{background:var(--warning);border-color:var(--warning-border)}h2{font-size:1.8rem;line-height:1.12;margin:18px 0 8px}.lead{color:var(--muted);line-height:1.55;margin-bottom:18px}.back-btn{margin-top:12px;border:1px solid var(--border);background:var(--surface);color:var(--text);padding:11px 14px;border-radius:999px;cursor:pointer}ul{padding-left:20px;line-height:1.65}.check-list li::marker{content:"✓  ";color:var(--green-dark);font-weight:bold}.type-grid,.link-grid{display:grid;gap:14px}.type-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}.type-card h3{margin:0 0 8px}.type-card p{margin:0;color:var(--muted)}.link-grid a{display:block;text-decoration:none;background:var(--surface-dark);color:white;padding:17px 18px;border-radius:18px;font-weight:800}.form-card{display:grid;gap:16px}label{display:grid;gap:8px;font-weight:700}label small{color:var(--muted);font-weight:500}input{width:100%;border:1px solid var(--border);border-radius:16px;padding:15px;background:#f9fbfa;outline:none}input:focus{border-color:var(--green-dark);box-shadow:0 0 0 4px rgba(50,230,138,.15)}.primary-btn{width:100%;font-size:1rem;padding:16px;background:linear-gradient(135deg,var(--surface-dark),#243039)}.result-card{border-color:rgba(50,230,138,.7);background:#eafff4}.result-card strong{font-size:1.25rem}.bottom-nav{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);width:min(488px,calc(100% - 28px));display:grid;grid-template-columns:repeat(3,1fr);gap:8px;background:rgba(255,255,255,.88);border:1px solid var(--border);border-radius:999px;padding:8px;box-shadow:var(--shadow);backdrop-filter:blur(18px)}.nav-btn{border:0;background:transparent;color:var(--muted);padding:11px 8px;border-radius:999px;font-weight:800;cursor:pointer}.nav-btn.active{background:var(--surface-dark);color:white}@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(min-width:700px){.app-shell{padding-top:28px}.hero-card h2{font-size:2rem}}
/* EVIA v2: portada con Eva */
.hero-card{display:none;}
.hero-eva{position:relative;overflow:hidden;display:grid;grid-template-columns:1fr;gap:18px;background:linear-gradient(145deg,#111820,#243039);color:white;padding:24px;border-radius:30px;box-shadow:var(--shadow);margin-top:10px;}
.hero-eva::after{content:"";position:absolute;width:220px;height:220px;right:-80px;top:-80px;background:radial-gradient(circle,rgba(50,230,138,.35),transparent 65%);}
.hero-copy{position:relative;z-index:2;}
.mini-label{display:inline-flex;align-items:center;background:rgba(50,230,138,.15);color:var(--green);border:1px solid rgba(50,230,138,.45);padding:7px 12px;border-radius:999px;font-size:.78rem;font-weight:800;margin-bottom:14px;}
.hero-eva h2{margin:0;font-size:1.78rem;line-height:1.08;}
.hero-eva p{color:#d8e2de;line-height:1.55;margin:14px 0 0;}
.eva-frame{position:relative;z-index:2;min-height:330px;border-radius:26px;overflow:hidden;background:#0b1117;border:1px solid rgba(255,255,255,.14);}
.eva-img{width:100%;height:100%;min-height:330px;object-fit:cover;object-position:center top;display:block;}
.eva-badge{position:absolute;left:14px;bottom:14px;display:grid;gap:2px;background:rgba(17,24,32,.78);backdrop-filter:blur(14px);border:1px solid rgba(50,230,138,.42);border-radius:18px;padding:10px 14px;}
.eva-badge strong{color:white;}.eva-badge span{color:var(--green);font-size:.8rem;font-weight:800;}
.eva-intro,.social-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin:16px 0;}
.eva-intro h3,.social-card h3{margin:0 0 10px;line-height:1.2;}.eva-intro p,.social-card p{margin:0;color:var(--muted);line-height:1.55;}
.eva-tip{display:grid;grid-template-columns:68px 1fr;gap:14px;align-items:center;border-left:5px solid var(--green);}
.tip-avatar{width:68px;height:68px;border-radius:22px;overflow:hidden;background:var(--surface-dark);}.tip-avatar img{width:100%;height:100%;object-fit:cover;object-position:center top;}
.social-buttons{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:16px;}.social-buttons a{text-align:center;text-decoration:none;background:var(--surface-dark);color:white;border-radius:999px;padding:12px 8px;font-size:.84rem;font-weight:800;}.social-note{display:block;color:var(--muted);margin-top:12px;}
@media(min-width:700px){.app-shell{max-width:920px;}.hero-eva{grid-template-columns:1.05fr .95fr;align-items:center;}.hero-eva h2{font-size:2.25rem;}.eva-frame{min-height:390px;}.eva-img{min-height:390px;}.quick-grid{grid-template-columns:repeat(3,1fr);}.bottom-nav{max-width:520px;}}