:root{
  --navy:#15159b;--navy-deep:#0b0b52;--ink:#141a2e;--muted:#5d6580;
  --line:#e2e5ef;--bg:#f5f6fa;--card:#ffffff;--danger:#b4233c;--ok:#0f7a55;
  --radius:14px;
  --font:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{font:16px/1.55 var(--font);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--navy)}
:focus-visible{outline:3px solid #6a6aff;outline-offset:3px}

/* ---------- Login ---------- */
.login{min-height:100dvh;display:grid;grid-template-columns:1.05fr 1fr}
.login-brand{position:relative;overflow:hidden;background:var(--navy-deep);color:#fff;padding:56px 6vw;display:flex;flex-direction:column;justify-content:space-between}
.login-brand:before{content:"";position:absolute;inset:0;background:
  radial-gradient(60% 50% at 85% 15%,#2a2ad6aa,transparent 70%),
  radial-gradient(50% 45% at 10% 95%,#1d1db866,transparent 70%)}
.login-brand>*{position:relative}
.mark{display:flex;align-items:center;gap:14px;font-weight:600;font-size:22px;letter-spacing:.2px}
.mark img{width:44px;height:44px;filter:brightness(0) invert(1)}
.login-brand h1{font-size:clamp(34px,4vw,56px);line-height:1.05;margin:0 0 18px;font-weight:650;letter-spacing:-1px;max-width:520px}
.login-brand p{color:#c9cbf3;max-width:440px;margin:0}
.pentagon{position:absolute;right:-90px;bottom:-110px;width:440px;opacity:.09;filter:brightness(0) invert(1)}
.login-brand small{color:#9a9ddc;font-size:13px}

.login-form{display:flex;align-items:center;justify-content:center;padding:48px 24px}
.form-card{width:100%;max-width:400px}
.form-card h2{font-size:28px;margin:0 0 6px;letter-spacing:-.4px}
.form-card .lead{color:var(--muted);margin:0 0 30px;font-size:15px}
label{display:block;font-size:14px;font-weight:600;margin:0 0 7px}
input[type=email],input[type=password]{width:100%;padding:13px 14px;font:inherit;border:1px solid #cfd3e1;border-radius:10px;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
input:focus{outline:none;border-color:var(--navy);box-shadow:0 0 0 4px #15159b1f}
.field{margin-bottom:20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 22px;border-radius:10px;border:0;font:600 15px var(--font);cursor:pointer;text-decoration:none;transition:transform .12s,background .15s,box-shadow .15s}
.btn-primary{width:100%;background:var(--navy);color:#fff}
.btn-primary:hover{background:#1e1ebd}
.btn:active{transform:translateY(1px)}
.alert{padding:12px 14px;border-radius:10px;font-size:14px;margin-bottom:22px}
.alert-error{background:#fbeef0;color:var(--danger);border:1px solid #f2cdd4}
.alert-ok{background:#ecf7f2;color:var(--ok);border:1px solid #c6e7d8}
.alert-info{background:#eef0fb;color:var(--navy);border:1px solid #d6d9f5}
.help{margin-top:26px;font-size:13px;color:var(--muted)}

/* ---------- Portal ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line)}
.topbar-in{max-width:1120px;margin:auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar .mark{color:var(--navy);font-size:19px}
.topbar .mark img{width:34px;height:34px;filter:none}
.user{display:flex;align-items:center;gap:16px;font-size:14px;color:var(--muted)}
.user form{margin:0}
.link-btn{background:none;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font:500 13px var(--font);color:var(--ink);cursor:pointer}
.link-btn:hover{border-color:var(--navy);color:var(--navy)}

.hero{background:linear-gradient(120deg,#0b0b52 0%,#2a1f9e 55%,#5b2bd6 100%);color:#fff}
.hero-in{max-width:1120px;margin:auto;padding:56px 24px 64px;display:flex;align-items:center;gap:28px}
.client-logo{width:78px;height:78px;border-radius:18px;background:#fff;display:grid;place-items:center;flex:none;box-shadow:0 10px 30px #0004}
.client-logo img{width:46px;height:auto}
.hero .eyebrow{font-size:12px;letter-spacing:2.5px;text-transform:uppercase;color:#cfcaff;margin:0 0 6px}
.hero h1{margin:0;font-size:clamp(30px,3.6vw,46px);line-height:1.08;letter-spacing:-.8px;font-weight:650}
.hero p{margin:10px 0 0;color:#ddd9ff}

main.wrap{max-width:1120px;margin:-30px auto 60px;padding:0 24px}
.doc-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:flex;align-items:center;justify-content:space-between;gap:24px;box-shadow:0 12px 34px #141a2e10}
.doc-card .tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.4px;color:var(--navy);background:#eef0fb;border-radius:999px;padding:4px 10px;margin-bottom:12px}
.doc-card h2{margin:0 0 6px;font-size:23px;letter-spacing:-.3px}
.doc-card p{margin:0;color:var(--muted)}
.btn-go{background:var(--navy);color:#fff;white-space:nowrap;padding:16px 26px;font-size:16px}
.btn-go:hover{background:#1e1ebd;box-shadow:0 8px 22px #15159b40}
.btn-go span{transition:transform .15s}
.btn-go:hover span{transform:translateX(3px)}
.foot{max-width:1120px;margin:auto;padding:0 24px 40px;font-size:13px;color:var(--muted)}

@media (max-width:860px){
  .login{grid-template-columns:1fr}
  .login-brand{padding:32px 24px;min-height:auto;gap:28px}
  .login-brand h1{font-size:32px}
  .pentagon{width:260px;right:-60px;bottom:-80px}
  .hero-in{flex-direction:column;align-items:flex-start;padding:40px 24px 56px}
  .doc-card{flex-direction:column;align-items:flex-start;padding:24px}
  .btn-go{width:100%}
  .user .who{display:none}
}

.help a{color:var(--navy);font-weight:600;text-decoration:none}.help a:hover{text-decoration:underline}
.help+.help{margin-top:8px}

/* ---------- Carpetas ---------- */
.folder-grid{display:grid;gap:16px}
.folder-card{display:flex;align-items:center;gap:22px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;text-decoration:none;color:var(--ink);box-shadow:0 12px 34px #141a2e10;transition:border-color .15s,box-shadow .15s,transform .15s}
.folder-card:hover{border-color:#c9ccf0;box-shadow:0 16px 40px #15159b1c;transform:translateY(-1px)}
.folder-icon{flex:none;width:58px;height:58px;border-radius:14px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#15159b,#5b2bd6)}
.folder-text{display:flex;flex-direction:column;gap:4px;min-width:0}
.folder-title{font-size:22px;font-weight:700;letter-spacing:-.2px}
.folder-title em{font-style:normal;font-weight:500;font-size:15px;color:var(--muted);margin-left:4px}
.folder-desc{color:var(--muted)}
.folder-meta{font-size:12px;font-weight:600;color:var(--navy);margin-top:4px}
.folder-go{margin-left:auto;font-size:22px;color:var(--navy);transition:transform .15s}
.folder-card:hover .folder-go{transform:translateX(4px)}

.hero-folder .hero-in{padding:44px 24px 62px}
.crumbs{font-size:13px;color:#cfcaff;margin-bottom:10px}
.crumbs a{color:#fff;text-decoration:none;font-weight:600}.crumbs a:hover{text-decoration:underline}
.crumbs span{margin:0 8px;opacity:.6}
.hero h1 .by{font-weight:500;font-size:.5em;color:#d8d4ff;letter-spacing:0;white-space:nowrap}

.doc-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.doc-list .doc-card{justify-content:flex-start}
.doc-n{flex:none;font-size:13px;font-weight:700;color:var(--navy);background:#eef0fb;border-radius:8px;padding:6px 9px;font-variant-numeric:tabular-nums;align-self:flex-start;margin-top:2px}
.doc-body{flex:1;min-width:0}
.doc-actions{display:flex;flex-direction:column;align-items:stretch;gap:8px;flex:none}
.doc-actions .link-btn{text-align:center;text-decoration:none;padding:9px 12px}
.tag.k-pdf{color:#b4233c;background:#fbeef0}
.tag.k-web{color:#5b2bd6;background:#f1ebfd}
.back{margin:26px 0 0;font-size:14px}.back a{text-decoration:none;font-weight:600}

@media (max-width:860px){
  .folder-card{padding:20px;gap:16px;align-items:flex-start}
  .folder-go{display:none}
  .folder-title{font-size:19px}
  .doc-list .doc-card{flex-direction:column;align-items:stretch}
  .doc-n{align-self:flex-start}
  .doc-actions{width:100%}
}

/* ---------- Actividad (admin) ---------- */
.user .link-btn{text-decoration:none;display:inline-block}
.act-summary{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin-bottom:24px}
.act-person{display:flex;flex-direction:column;gap:3px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;text-decoration:none;color:var(--ink);font-size:13.5px;box-shadow:0 8px 24px #141a2e0c}
.act-person:hover,.act-person.sel{border-color:var(--navy)}
.act-person strong{font-size:16px}
.act-person b{color:var(--navy)}
.act-mail{color:var(--muted);font-size:12.5px;word-break:break-all}
.act-last{color:var(--muted)}
.act-none{color:var(--muted);font-style:italic;margin-top:6px}
.act-person.never{background:#fafbfd}.act-person.never strong{color:var(--muted)}
.act-filters{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:12px;font-size:14px}
.act-filters label{display:flex;align-items:center;gap:8px;margin:0;font-weight:600}
.act-filters select{font:inherit;font-weight:400;padding:8px 10px;border:1px solid #cfd3e1;border-radius:8px;background:#fff;max-width:340px}
.act-check{font-weight:400!important}
.act-count{margin-left:auto;color:var(--muted);font-size:13px}
.act-table-wrap{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow-x:auto}
.act-table{width:100%;border-collapse:collapse;font-size:14px}
.act-table th{text-align:left;font-size:12px;letter-spacing:.6px;text-transform:uppercase;color:var(--muted);background:#f8f9fc;padding:11px 14px;border-bottom:1px solid var(--line)}
.act-table td{padding:11px 14px;border-bottom:1px solid #eef0f5;vertical-align:top}
.act-table tr:last-child td{border-bottom:0}
.act-time{white-space:nowrap;font-variant-numeric:tabular-nums}
.act-ip{color:var(--muted);font-size:12.5px;white-space:nowrap}
.act-empty{text-align:center;color:var(--muted);padding:30px!important}
.act-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:8px;vertical-align:1px;background:#b7bccd}
.act-dot.ok{background:var(--ok)}.act-dot.view{background:#5b2bd6}.act-dot.bad{background:var(--danger)}

/* ---------- Selector de cliente / logos ---------- */
.client-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}
.client-card{display:flex;align-items:center;gap:18px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;text-decoration:none;color:var(--ink);box-shadow:0 12px 34px #141a2e10;transition:border-color .15s,box-shadow .15s}
.client-card:hover,.client-card.sel{border-color:var(--navy);box-shadow:0 16px 40px #15159b1c}
.client-card .client-logo{width:60px;height:60px;border-radius:14px;box-shadow:none;border:1px solid var(--line)}
.client-card .client-logo img{width:36px}
.client-initials{--c:#15159b;background:var(--c)!important;color:#fff;font-weight:800;font-size:22px;letter-spacing:.5px}
.client-card .client-initials{font-size:16px}
.act-client{font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:#5b2bd6}
.act-cl{font-size:13px;color:var(--muted);white-space:nowrap}

/* ---------- Logo enlazado y selector de idioma ---------- */
a.mark{text-decoration:none;color:inherit}
.login-brand a.mark{color:#fff}
.topbar a.mark{color:var(--navy)}
a.mark:hover{opacity:.85}
.lang-switch{margin:0 0 18px;text-align:right;font-size:13px}
.lang-switch a{color:var(--navy);font-weight:600;text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:4px 12px}
.lang-switch a:hover{border-color:var(--navy)}