:root{
  --at-red:#e30613;
  --at-red-dark:#b5000c;
  --at-orange:#f28c00;
  --at-ink:#1f252d;
  --at-ink-2:#343a44;
  --at-muted:#687386;
  --at-line:#e6e8ec;
  --at-soft:#f6f7f9;
  --at-white:#fff;
  --at-shadow:0 18px 45px rgba(31,37,45,.10);
  --at-shadow-soft:0 10px 24px rgba(31,37,45,.08);
  --at-radius:18px;
  --at-radius-lg:26px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;min-height:100%;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:linear-gradient(180deg,#fafafa 0%,#f2f3f6 100%);color:var(--at-ink)}
a{color:inherit;text-decoration:none}
body:before{content:"";position:fixed;right:-170px;top:-140px;width:430px;height:430px;background:radial-gradient(circle,var(--at-red) 0 28%,rgba(227,6,19,.12) 29% 55%,transparent 56%);opacity:.10;pointer-events:none;z-index:0}
.shell{min-height:100vh;position:relative;z-index:1}
.side{position:fixed;left:0;top:0;bottom:0;width:292px;overflow-y:auto;background:linear-gradient(180deg,#20252d 0%,#111418 66%,#0a0b0d 100%);color:#fff;padding:18px 16px;z-index:20;box-shadow:10px 0 34px rgba(0,0,0,.18)}
.side:before{content:"";position:absolute;left:0;top:0;width:7px;height:100%;background:linear-gradient(180deg,var(--at-red),var(--at-orange));}
.side__brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;padding:8px 8px 14px;border-bottom:1px solid rgba(255,255,255,.10)}
.brand-logo{width:122px;max-height:58px;object-fit:contain;background:#fff;border-radius:16px;padding:9px;box-shadow:0 12px 28px rgba(0,0,0,.22)}
.name{font-weight:900;letter-spacing:.3px;font-size:17px;line-height:1.1}
.tag{font-size:12px;color:rgba(255,255,255,.70);margin-top:4px}
.side__user{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);padding:12px;border-radius:17px;margin:10px 0 14px;box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.user__name{font-weight:900;line-height:1.2}
.user__meta{font-size:12px;color:rgba(255,255,255,.70);margin-top:4px;word-break:break-word}
.menu{display:flex;flex-direction:column;gap:7px;padding-bottom:50px}
.menu__item{display:flex;align-items:center;min-height:44px;padding:11px 12px 11px 14px;border-radius:15px;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.10);font-weight:850;color:#fff;line-height:1.2;box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.menu__item:hover{background:rgba(255,255,255,.11);transform:translateX(2px)}
.menu__item:focus{outline:2px solid rgba(242,140,0,.55);outline-offset:2px}
.menu__sep{height:8px}
.menu__title{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:rgba(255,255,255,.58);margin:9px 0 2px;padding-left:4px;font-weight:800}
.side__foot{position:fixed;bottom:14px;left:18px;width:250px;font-size:12px;color:rgba(255,255,255,.60);padding-top:10px;border-top:1px solid rgba(255,255,255,.09);background:linear-gradient(180deg,transparent,rgba(10,11,13,.85) 35%)}
.main{margin-left:292px;min-height:100vh;padding:28px 28px 40px}
.main__inner{max-width:1320px;margin:0 auto}
.card{background:rgba(255,255,255,.96);border:1px solid rgba(230,232,236,.95);border-radius:var(--at-radius-lg);box-shadow:var(--at-shadow-soft);padding:18px}
.card + .card{margin-top:14px}
.card--tight{padding:14px;border-radius:18px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
h1,h2,h3{margin:0 0 10px;color:var(--at-ink);letter-spacing:-.02em}
h1{font-size:30px;line-height:1.1} h2{font-size:24px} h3{font-size:18px}.muted{color:var(--at-muted)}
.brand-hero{position:relative;overflow:hidden;border-radius:30px;background:linear-gradient(135deg,#fff 0%,#fff 48%,#fff3f0 100%);border:1px solid rgba(230,232,236,.95);box-shadow:var(--at-shadow);padding:26px 28px;min-height:150px;margin-bottom:16px}
.brand-hero:before{content:"";position:absolute;right:-40px;top:-75px;width:280px;height:280px;background:linear-gradient(135deg,var(--at-red),var(--at-orange));border-radius:42% 58% 55% 45%;opacity:.14;transform:rotate(-12deg)}
.brand-hero:after{content:"";position:absolute;right:34px;bottom:18px;width:118px;height:58px;background:url('../img/logo_atiempo.png') center/contain no-repeat;opacity:.16}
.brand-hero__kicker{font-size:12px;letter-spacing:1.3px;text-transform:uppercase;font-weight:900;color:var(--at-red);margin-bottom:8px}
.brand-hero h1{font-size:34px;max-width:780px}.brand-hero p{max-width:760px;margin:0;color:var(--at-muted);line-height:1.5}.brand-hero__actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.metric-card{position:relative;overflow:hidden}.metric-card:before{content:"";position:absolute;right:-25px;top:-30px;width:95px;height:95px;border-radius:28px;background:linear-gradient(135deg,var(--at-red),var(--at-orange));opacity:.10;transform:rotate(18deg)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;background:linear-gradient(135deg,var(--at-red-dark),var(--at-red) 60%,var(--at-orange));color:#fff;border:0;padding:10px 14px;border-radius:14px;font-weight:900;cursor:pointer;box-shadow:0 9px 22px rgba(227,6,19,.18)}
.btn:hover{filter:saturate(1.08) brightness(.98)}
.btn--ghost{background:#fff;color:var(--at-ink);border:1px solid var(--at-line);box-shadow:none}.btn--small{padding:8px 11px;border-radius:12px;font-size:13px}.btn--light{background:#fff;color:var(--at-red);border:1px solid rgba(227,6,19,.18);box-shadow:none}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.table-wrap{width:100%;overflow:auto;border:1px solid var(--at-line);border-radius:18px;background:#fff}table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:11px 12px;border-bottom:1px solid #eef0f3;text-align:left;font-size:14px;vertical-align:top}th{font-size:11px;text-transform:uppercase;letter-spacing:.75px;color:#3a404a;background:#fafafa;font-weight:900}tr:last-child td{border-bottom:0}
.badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;font-weight:850;font-size:12px;border:1px solid #e7e8eb;background:#fff}.badge--ok{background:#eaf9ee;color:#14532d;border-color:#ccefd4}.badge--warn{background:#fff7d6;color:#6f4200;border-color:#f8e4a2}.badge--bad{background:#ffe8e8;color:#7f1d1d;border-color:#ffc8c8}
input,select,textarea{width:100%;padding:12px 12px;border:1px solid #dfe3e8;border-radius:14px;font-size:14px;background:#fff;color:var(--at-ink);transition:border .12s, box-shadow .12s}input:focus,select:focus,textarea:focus{outline:0;border-color:rgba(227,6,19,.55);box-shadow:0 0 0 4px rgba(227,6,19,.08)}label{display:flex;flex-direction:column;gap:7px;font-weight:850;font-size:12px;color:#343a44}.form-section{border:1px solid var(--at-line);border-radius:20px;padding:15px;background:#fff}.form-section + .form-section{margin-top:14px}
.alert{padding:12px 14px;border-radius:15px;margin:10px 0;font-weight:850;border:1px solid transparent}.alert--error{background:#fee2e2;color:#7f1d1d;border-color:#fecaca}.alert--ok{background:#dcfce7;color:#14532d;border-color:#bbf7d0}.alert--info{background:#eef6ff;color:#1e3a5f;border-color:#cfe7ff}
.signature-box{border:1px dashed #cbd5e1;border-radius:16px;background:#fff;padding:8px;touch-action:none}.signature-box canvas{width:100%;height:180px;display:block;background:#fff;border-radius:12px}.ops-check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.ops-login{max-width:920px;margin:38px auto}.ops-login-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:0;overflow:hidden;border-radius:30px;box-shadow:var(--at-shadow);background:#fff;border:1px solid var(--at-line)}.ops-login-brand{padding:30px;background:linear-gradient(145deg,#fff,#fff2ef);position:relative;overflow:hidden}.ops-login-brand:before{content:"";position:absolute;right:-60px;bottom:-60px;width:230px;height:230px;background:linear-gradient(135deg,var(--at-red),var(--at-orange));border-radius:50%;opacity:.16}.ops-login-logo{width:190px;max-width:80%;background:#fff;border-radius:18px;padding:12px;box-shadow:var(--at-shadow-soft);margin-bottom:22px}.ops-login-form{padding:30px}.vehicle-photo{width:98px;height:66px;object-fit:cover;border-radius:14px;border:1px solid #e5e7eb;background:#fff}.export-signature{height:55px;max-width:180px}.page-title{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.page-title__meta{color:var(--at-muted);font-size:14px}
@media(max-width:1000px){.side{position:relative;width:auto;height:auto;bottom:auto}.side__foot{display:none}.main{margin-left:0;padding:18px}.grid2,.grid3,.ops-login-grid{grid-template-columns:1fr}.ops-check-grid{grid-template-columns:1fr}.brand-hero h1{font-size:28px}}