:root{color-scheme:light;--blue:#1554b4;--blue2:#0878da;--ink:#152842;--muted:#677b93;--border:#d7e3f2}
*{box-sizing:border-box}body{margin:0;min-height:100vh;font:16px/1.5 "Times New Roman",Times,serif;color:var(--ink);background:radial-gradient(circle at 9% 11%,#c8e8ff 0,transparent 32%),linear-gradient(150deg,#f5faff,#e8f2ff 55%,#f8fbff)}
.page{max-width:1080px;margin:0 auto;padding:22px 18px 40px}.masthead{display:flex;gap:15px;align-items:center;justify-content:space-between;margin:0 0 19px}.identity{display:flex;gap:12px;align-items:center}.mark{width:48px;height:48px;border-radius:13px;background:linear-gradient(135deg,#0669d3,#15429a);display:grid;place-items:center;color:#fff;font-size:24px;box-shadow:0 8px 20px #1058aa38}.brand-over{font-size:12px;letter-spacing:.1em;font-weight:800;color:#4374ab}.brand-title{font-size:19px;font-weight:900;color:#113b7b;letter-spacing:.015em}.navlink{color:#1d5eb2;text-decoration:none;font-weight:700}.shell{background:#fff;border:1px solid #e0e9f7;box-shadow:0 22px 60px #27548e18;border-radius:24px;overflow:hidden}.hero{background:linear-gradient(125deg,#0e3982,#1165c3 70%,#168fda);padding:26px 34px;color:white;position:relative}.hero:after{content:'✦';position:absolute;right:38px;top:12px;color:#ffffff24;font-size:110px;pointer-events:none}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:11px;font-weight:900;color:#c7e8ff}.hero h1{margin:5px 0;font-size:clamp(23px,3vw,31px);line-height:1.3}.hero p{margin:5px 0 0;color:#e2efff}.content{padding:28px 34px}.section-title{font-size:15px;font-weight:850;color:#164b93;margin:0 0 16px;display:flex;align-items:center;gap:10px}.section-title span{width:26px;height:26px;border-radius:50%;background:#e9f2ff;color:#1354a8;display:grid;place-items:center;font-size:13px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px 20px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label,.select-label{font-size:14px;font-weight:750}.required{color:#df3e4a}.field input,.field select{width:100%;min-height:47px;padding:11px 14px;border:1px solid var(--border);border-radius:11px;background:#fff;font:inherit;outline:none;transition:border-color .2s,box-shadow .2s}.field input:focus,.field select:focus{border-color:#2682ed;box-shadow:0 0 0 4px #2381ef1c}.field input::placeholder{color:#98a8bd}.exam-box{border:1.5px solid #acd0fc;background:linear-gradient(135deg,#f0f7ff,#f8fbff);padding:16px 18px;border-radius:15px;margin:22px 0}.exam-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:12px 0 8px}.exam-choice{position:relative;cursor:pointer}.exam-choice input{position:absolute;opacity:0;inset:0;width:100%;height:100%;cursor:pointer}.exam-face{display:flex;gap:12px;align-items:center;min-height:70px;border:1px solid #cbd9ea;border-radius:11px;background:#fff;padding:11px 17px;font-weight:800;font-size:18px;transition:all .2s}.exam-choice input:checked + .exam-face{border:2px solid #1474df;background:#eaf5ff;box-shadow:0 3px 12px #2083e51b}.exam-choice input:focus-visible + .exam-face{outline:3px solid #89bbf4;outline-offset:3px}.radio{width:21px;height:21px;flex:0 0 21px;border:2px solid #a9b7c9;border-radius:50%;display:grid;place-items:center}.exam-choice input:checked + .exam-face .radio{border-color:#0876e7}.exam-choice input:checked + .exam-face .radio:after{content:'';width:11px;height:11px;border-radius:50%;background:#0876e7}.vehicle{font-size:27px}.helper{font-size:12px;color:var(--muted)}.actions{display:flex;gap:12px;margin-top:27px}.btn{border:none;border-radius:11px;min-height:48px;padding:12px 22px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:800;text-decoration:none;cursor:pointer}.primary{background:linear-gradient(100deg,#1369d5,#0c51ae);color:#fff;box-shadow:0 8px 20px #1568d326}.secondary{background:#edf3fa;color:#29547f}.success{background:linear-gradient(110deg,#23a84e,#158340);color:#fff}.btn:hover{filter:brightness(.97)}.foot{border-top:1px solid #e7eef7;color:#7b8fa8;text-align:center;font-size:12px;margin-top:26px;padding-top:16px}.divider{border:0;border-top:1px solid #e9eff7;margin:25px 0}.alert{border-radius:10px;background:#fff0f0;border:1px solid #ffd1d1;padding:12px;color:#b42334;margin-bottom:19px}.hidden{display:none}.auth-shell{display:grid;grid-template-columns:1fr 1fr;max-width:930px;margin:32px auto 0;min-height:510px}.auth-aside{background:linear-gradient(145deg,#0d377b,#116cc1);color:#fff;padding:45px 35px;display:flex;flex-direction:column;justify-content:space-between}.auth-aside h1{font-size:clamp(27px,3vw,36px);line-height:1.22;margin:18px 0}.auth-aside p{color:#dbedff}.auth-aside .feature{padding:13px 0;border-bottom:1px solid #ffffff22}.auth-main{padding:45px 38px}.auth-main h2{font-size:26px;margin:0 0 8px;color:#164680}.auth-main p{color:var(--muted);margin:0 0 25px}.auth-main .field{margin-bottom:17px}.auth-main .btn{width:100%;margin-top:6px}.password-wrap{position:relative}.password-wrap input{padding-right:78px}.showpass{position:absolute;right:10px;top:50%;transform:translateY(-50%);border:none;background:transparent;color:#2364a9;font-weight:700;cursor:pointer;padding:8px}.small-note{text-align:center;margin:20px 0 0;font-size:13px;color:var(--muted)}.small-note a{color:#156ac7;font-weight:800}.auth-foot{margin-top:26px;color:#91a3b7;font-size:12px;text-align:center}@media(max-width:720px){.page{padding:12px}.masthead{align-items:flex-start}.brand-title{font-size:15px}.mark{width:42px;height:42px}.shell{border-radius:17px}.hero{padding:22px 20px}.content{padding:22px 18px}.grid,.exam-row{grid-template-columns:1fr}.field.full{grid-column:auto}.actions{flex-direction:column}.actions .btn{width:100%}.auth-shell{grid-template-columns:1fr;margin:8px auto 0}.auth-aside{padding:25px}.auth-aside h1{font-size:25px;margin:10px 0}.auth-aside .feature{display:none}.auth-main{padding:28px 20px}.auth-foot{margin-top:14px}}
/* ATGT V1.8: Kiểu chữ thống nhất và logo chính thức Tổng công ty */
html,body,button,input,select,textarea{font-family:"Times New Roman",Times,serif!important}
.brand-logo{width:54px;height:62px;object-fit:contain;background:white;border:1px solid #dce8f6;border-radius:11px;padding:4px;box-shadow:0 5px 15px #164b8e18;flex-shrink:0}
.form-brand{display:flex;align-items:center;gap:15px;position:relative;z-index:1}
.form-brand .form-logo{width:66px;height:77px;object-fit:contain;background:#fff;border-radius:12px;padding:5px;box-shadow:0 6px 18px #001b3b35}
.form-brand .form-heading{min-width:0}
.auth-form-logo{display:block;width:78px;height:92px;object-fit:contain;margin:0 auto 18px;padding:5px;border:1px solid #e1eafa;border-radius:12px;background:#fff}
.auth-main .form-heading{text-align:center;margin-bottom:25px}
.auth-main .form-heading h2{margin-bottom:8px}
.auth-main .form-heading p{margin-bottom:0}
@media(max-width:720px){.brand-logo{width:45px;height:53px}.form-brand .form-logo{width:54px;height:65px}.form-brand{gap:12px}.brand-over{font-size:10px}.auth-form-logo{width:68px;height:82px}}