:root{--navy:#0b1b3f;--blue:#245cf1;--bg:#eef2f8;--line:#e2e8f0;--mut:#64748b}
*{box-sizing:border-box}body{font-family:system-ui,-apple-system,'Segoe UI',sans-serif;background:var(--bg);color:#1e293b;margin:0;padding:16px}
header{display:flex;align-items:center;gap:12px;max-width:1200px;margin:0 auto 12px}header h1{margin:0;font-size:22px;color:var(--navy);flex:1}
nav{max-width:1200px;margin:0 auto 12px;display:flex;gap:8px;flex-wrap:wrap}nav button{border:0;background:#fff;padding:8px 16px;border-radius:20px;cursor:pointer}nav button.on{background:var(--blue);color:#fff}
section{max-width:1200px;margin:0 auto}.card{background:#fff;border-radius:14px;padding:18px;margin-bottom:14px;box-shadow:0 2px 10px rgba(15,23,42,.06)}.card.narrow{max-width:360px;margin:12vh auto}
h3{margin:0 0 12px;font-size:16px;display:flex;gap:10px;align-items:center;justify-content:space-between}
input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;font:inherit;margin-top:3px}
label{display:block;font-size:12.5px;color:var(--mut)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px;margin-bottom:10px}.wide{grid-column:1/-1}
.chk{display:flex;gap:8px;align-items:center;margin:8px 0}.chk input{width:auto;margin:0}
button{font:inherit;cursor:pointer;border:0;border-radius:8px;padding:8px 14px;background:#e8edf5}button.primary{background:var(--blue);color:#fff}button.danger{background:#fee2e2;color:#b91c1c}button.sm{padding:4px 9px;font-size:12px}
table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:left;padding:8px;background:#f8fafc;color:var(--mut);font-size:11.5px;text-transform:uppercase}td{padding:8px;border-bottom:1px solid #eef2f7;vertical-align:top}
.scroll{overflow-x:auto}.muted{color:var(--mut);font-size:12px}.err{color:#b91c1c}.ok{color:#15803d;font-size:13px}.search{max-width:260px;margin:0}
.b{display:inline-block;padding:2px 9px;border-radius:12px;font-size:11.5px;font-weight:600}.b.active{background:#dcfce7;color:#166534}.b.expired{background:#fef3c7;color:#92400e}.b.revoked{background:#fee2e2;color:#991b1b}
.key{font-family:ui-monospace,Menlo,monospace;font-size:12.5px;user-select:all}pre{background:#0b1b3f;color:#cfe;padding:12px;border-radius:8px;overflow:auto;font-size:12px}.acts{display:flex;gap:4px;flex-wrap:wrap}

/* ===== ฟอนต์ + หน้า login แบบแบ่งสองฝั่ง ===== */
[hidden]{display:none!important}
body{font-family:'Prompt',system-ui,-apple-system,'Segoe UI',sans-serif}
body:has(#login:not([hidden])){padding:0;background:#fff}
.split{display:flex;min-height:100vh}
.lp{width:360px;flex:none;padding:40px 28px;display:flex;flex-direction:column;justify-content:center;background:#fff}
.lp .logo{width:78px;height:78px;border-radius:18px;box-shadow:0 6px 18px rgba(0,0,0,.15);margin:0 auto 14px;display:block;object-fit:cover}
.lp h2{text-align:center;margin:0;font-size:22px;color:#111827}.lp .sub{text-align:center;color:var(--mut);font-size:14px;margin:4px 0 26px}
.field{position:relative;margin-bottom:14px}.field i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:#64748b}
.field input{padding:13px 14px 13px 40px;margin:0;background:#e8f0fe;border:1px solid #dbe5f5;border-radius:12px;font-size:15px}
.wide-btn{width:100%;padding:13px;font-size:15px;font-weight:600;border-radius:12px;box-shadow:0 6px 16px rgba(36,92,241,.28)}
.lp .err{text-align:center;min-height:20px;margin:10px 0 0}.lp .foot{margin-top:26px;text-align:center;line-height:1.5}
.rp{flex:1;background:radial-gradient(900px 500px at 90% 100%,rgba(99,102,241,.55),transparent 60%),linear-gradient(135deg,#1e3a8a,#2563eb 70%,#3b82f6);color:#fff;display:flex;align-items:center;padding:40px 5vw}
.rin{max-width:1040px;width:100%;margin:0 auto}.rin h1{margin:0 0 6px;font-size:clamp(24px,3vw,32px)}.rin h1 i{opacity:.7;margin-right:8px;font-size:.8em}
.rsub{margin:0 0 22px;color:#dbe7ff;font-size:14.5px}
.fgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.fc{display:flex;gap:14px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:16px;padding:16px}
.fc.warn{background:rgba(250,204,21,.16);border-color:rgba(250,204,21,.45)}
.fi{width:42px;height:42px;flex:none;border-radius:12px;background:rgba(255,255,255,.18);display:grid;place-items:center;font-size:17px}
.fc h4{margin:0 0 3px;font-size:15.5px}.fc p{margin:0 0 6px;font-size:12.5px;color:#dbe7ff}
.fc ul{margin:0;padding:0;list-style:none;font-size:12.5px;display:grid;gap:3px}.fc li::before{content:'›';margin-right:7px;opacity:.7}
@media(max-width:900px){.split{flex-direction:column}.lp{width:100%;padding:34px 22px}.rp{padding:28px 18px}.fgrid{grid-template-columns:1fr}}
/* สถิติ */
.stats{max-width:1200px;margin:0 auto 12px;display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.st{background:#fff;border-radius:14px;padding:14px 16px;box-shadow:0 2px 10px rgba(15,23,42,.06)}.st small{color:var(--mut);font-size:12px;display:block}.st b{font-size:26px;color:var(--navy)}.st.w b{color:#b45309}

/* ===== หน้าหลังเข้าสู่ระบบ: สไตล์เดียวกับ DevaBackup ===== */
body:has(#main:not([hidden])){background:radial-gradient(900px 400px at 85% -10%,rgba(36,92,241,.10),transparent 60%),#eef2f8;padding:24px 16px}
#main{max-width:1100px;margin:0 auto;padding-bottom:40px;position:relative}
.header-title{text-align:center;margin-bottom:20px}.header-logo{width:60px;height:60px;border-radius:16px;box-shadow:0 4px 15px rgba(0,0,0,.10);object-fit:cover;margin-bottom:10px}
.main-title{color:var(--navy);font-size:28px;font-weight:700;margin:0 0 4px}.sub-title{color:var(--mut);font-size:14px;margin:0}
.logout{position:absolute;right:0;top:0;background:#fff;color:#64748b;border-radius:30px;padding:8px 16px;font-size:13px;box-shadow:0 2px 8px rgba(0,0,0,.05)}.logout:hover{color:#b91c1c}
nav.pills{max-width:none;display:flex;justify-content:center;gap:10px;margin:0 auto 22px;flex-wrap:wrap}
nav.pills button{background:#fff;color:#64748b;padding:9px 20px;border-radius:30px;font-weight:500;font-size:14px;box-shadow:0 2px 8px rgba(0,0,0,.04);transition:all .25s}
nav.pills button:hover{color:var(--blue);transform:translateY(-2px)}nav.pills button.on{background:var(--blue);color:#fff;box-shadow:0 4px 15px rgba(36,92,241,.35)}
#main section{max-width:none}
.card{border-radius:18px;padding:22px;border:1px solid rgba(226,232,240,.7);box-shadow:0 1px 2px rgba(15,23,42,.04),0 8px 24px rgba(15,23,42,.06)}
#main .card h3{font-size:16px;font-weight:600;justify-content:flex-start}
.stats{max-width:none;gap:14px;margin-bottom:18px}
.st{display:flex;gap:14px;align-items:center;border-radius:16px;padding:16px 18px;border:1px solid rgba(226,232,240,.7);box-shadow:0 1px 2px rgba(15,23,42,.04),0 8px 24px rgba(15,23,42,.05)}
.sic{width:42px;height:42px;flex:none;border-radius:12px;background:#e8efff;color:var(--blue);display:grid;place-items:center;font-size:17px}.st.w .sic{background:#fef3c7;color:#b45309}
.st small{font-size:12px}.st b{font-size:24px;line-height:1.2}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(36,92,241,.35);border-color:var(--blue)}
button.primary{padding:10px 20px;border-radius:10px;box-shadow:0 6px 16px rgba(36,92,241,.28);font-weight:500}button.primary:hover{background:#1b49c4}
th{background:#f8fafc;border-bottom:1px solid var(--line)}
@media(max-width:640px){.logout{position:static;display:block;margin:0 auto 12px}.main-title{font-size:24px}}

.prodbar{display:flex;justify-content:center;gap:10px;margin:0 auto 14px;flex-wrap:wrap}
.prodbar button{border:2px solid transparent;background:#fff;color:#475569;padding:10px 22px;border-radius:12px;font-weight:600;font-size:14px;cursor:pointer;font-family:inherit;box-shadow:0 2px 8px rgba(0,0,0,.05)}
.prodbar button.on{border-color:var(--blue);color:var(--blue);background:#eef3ff}
.badge-prod{font-size:11px;color:#64748b}