:root{--navy:#1F3864;--accent:#2E74B5;--light:#EAF0F7;--line:#D9E2EF;--grey:#5b6472;--ok:#1a7f4b;--warn:#b8860b;--bad:#c0392b;}
*{box-sizing:border-box;}
body{margin:0;font-family:'Segoe UI',Calibri,system-ui,Arial,sans-serif;color:#1f2a37;background:#f4f6fa;}
a{color:var(--accent);}
header{background:linear-gradient(100deg,var(--navy),#2b4a86);color:#fff;padding:18px 26px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
header .logo{font-size:24px;font-weight:800;letter-spacing:.5px;}
header .acnlogo{height:30px;width:auto;display:block;}
header .divider{width:1px;height:28px;background:rgba(255,255,255,.28);margin:0 2px;}
header .sub{opacity:.9;font-size:14px;font-weight:600;}
header .poweredby{opacity:.6;font-size:11px;font-weight:400;margin-left:8px;letter-spacing:.2px;}
header .right{margin-left:auto;display:flex;gap:8px;align-items:center;}
header .spoofbox{display:flex;align-items:center;gap:6px;font-size:11px;color:#cdd8ea;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.30);padding:3px 8px 3px 11px;border-radius:20px;}
header .spoofbox select{width:auto;background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35);border-radius:14px;font-size:12px;padding:3px 6px;}
header .spoofbox select option{color:#1f2a37;}
header .badge{background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.35);padding:5px 11px;border-radius:20px;font-size:12px;color:#fff;text-decoration:none;}
header .badge.ver{background:rgba(255,255,255,.08);font-variant-numeric:tabular-nums;}
header a.badge:hover{background:rgba(255,255,255,.28);}
header .nav{display:flex;gap:8px;align-items:center;}
.wrap{display:grid;grid-template-columns:minmax(320px,420px) 1fr;gap:20px;padding:20px;max-width:1280px;margin:0 auto;align-items:start;}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 3px rgba(20,40,80,.06);}
.card h2{margin:0;padding:14px 18px;font-size:15px;color:var(--navy);border-bottom:1px solid var(--line);}
.card .body{padding:16px 18px;}
label{display:block;font-size:12px;font-weight:600;color:var(--grey);margin:12px 0 4px;}
input,select{width:100%;padding:8px 10px;border:1px solid #c7d0dc;border-radius:7px;font-size:14px;background:#fff;}
input:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(46,116,181,.15);}
.row{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;}
.grouplabel{margin-top:16px;font-size:11px;font-weight:800;letter-spacing:.6px;color:var(--navy);text-transform:uppercase;border-bottom:2px solid var(--light);padding-bottom:4px;}
.rec{font-size:12px;color:var(--accent);font-weight:600;margin-top:4px;}
.check{display:flex;align-items:center;gap:9px;margin-top:14px;padding:10px 12px;background:var(--light);border-radius:8px;}
.check input{width:auto;}
.check label{margin:0;font-size:13px;font-weight:600;color:var(--navy);}
table{width:100%;border-collapse:collapse;font-size:13px;}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;}
th{background:var(--navy);color:#fff;font-weight:600;font-size:12px;}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;}
tr:nth-child(even) td{background:#fafcfe;}
tr.total td{font-weight:700;background:var(--light)!important;}
tr.grand td{font-weight:800;background:#e3ecf7!important;color:var(--navy);}
.flags{margin:12px 0 0;padding:0;list-style:none;}
.flags li{font-size:12.5px;padding:8px 12px;border-radius:8px;margin-bottom:6px;display:flex;gap:8px;align-items:flex-start;}
.flags li.warn{background:#fdf6e3;color:#7a5c00;border:1px solid #f0e0a8;}
.flags li.bad{background:#fdecea;color:#8a2419;border:1px solid #f3c4bd;}
.flags li.ok{background:#eaf7f0;color:#12603a;border:1px solid #bfe6d0;}
.flags li.info{background:#eef4fb;color:#1c4e80;border:1px solid #cfe0f3;}
.btns{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px;}
button.gen{flex:1;min-width:200px;border:none;border-radius:9px;padding:12px 14px;font-size:14px;font-weight:700;color:#fff;cursor:pointer;background:var(--accent);transition:.15s;}
button.gen:hover{background:#255f97;}
button.gen.alt{background:var(--navy);}
button.gen:disabled{opacity:.5;cursor:default;}
.note{font-size:11.5px;color:var(--grey);margin-top:10px;line-height:1.5;}
.previewhead{padding:14px 18px;border-bottom:1px solid var(--line);}
.previewhead .ttl{font-size:15px;color:var(--navy);font-weight:700;}
.previewhead .meta{font-size:12px;color:var(--grey);margin-top:2px;}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:16px 18px 4px;}
.kpi{background:var(--light);border-radius:10px;padding:12px;text-align:center;}
.kpi .v{font-size:20px;font-weight:800;color:var(--navy);font-variant-numeric:tabular-nums;}
.kpi .l{font-size:11px;color:var(--grey);margin-top:2px;}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#12603a;color:#fff;padding:11px 18px;border-radius:9px;font-size:13px;box-shadow:0 4px 14px rgba(0,0,0,.2);opacity:0;transition:.25s;pointer-events:none;z-index:50;}
.toast.show{opacity:1;}
.toast.err{background:#8a2419;}

/* ---- saved / version panel ---- */
.savedbox{margin-top:14px;padding:12px 14px;background:#eef4fb;border:1px solid #cfe0f3;border-radius:9px;font-size:13px;}
.savedbox a{font-weight:600;}
.dl-links{display:flex;gap:14px;margin-top:6px;flex-wrap:wrap;}

/* ---- auth pages ---- */
.authwrap{max-width:440px;margin:48px auto;padding:0 16px;}
.authwrap .card .body{padding:22px 24px;}
.authwrap h1{font-size:20px;color:var(--navy);margin:0 0 4px;}
.authwrap .lede{font-size:13px;color:var(--grey);margin:0 0 8px;}
.authwrap button.gen{width:100%;margin-top:18px;}
.msg{font-size:13px;padding:10px 12px;border-radius:8px;margin-top:14px;display:none;}
.msg.show{display:block;}
.msg.ok{background:#eaf7f0;color:#12603a;border:1px solid #bfe6d0;}
.msg.err{background:#fdecea;color:#8a2419;border:1px solid #f3c4bd;}
.msg.info{background:#eef4fb;color:#1c4e80;border:1px solid #cfe0f3;}
.msg code{word-break:break-all;font-size:11.5px;}
.authfoot{font-size:13px;color:var(--grey);margin-top:16px;text-align:center;}
.hint{font-size:11.5px;color:var(--grey);margin-top:4px;}

/* ---- history page ---- */
.page{max-width:1100px;margin:0 auto;padding:20px;}
.qtable td .sub{font-size:11.5px;color:var(--grey);}
.pill{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:20px;background:var(--light);color:var(--navy);}
.empty{padding:40px;text-align:center;color:var(--grey);}
.linkbtn{background:none;border:none;color:var(--accent);font-weight:600;cursor:pointer;padding:0;font-size:13px;}

/* ---- welcome / help content ---- */
.content{max-width:920px;margin:0 auto;padding:26px 20px 60px;}
.hero{background:linear-gradient(120deg,var(--navy),#2b4a86);color:#fff;border-radius:16px;padding:34px 32px;box-shadow:0 4px 18px rgba(20,40,80,.14);}
.hero h1{margin:0 0 8px;font-size:28px;font-weight:800;letter-spacing:.2px;}
.hero p{margin:0;font-size:15px;line-height:1.55;opacity:.92;max-width:640px;}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px;}
.btn{display:inline-block;border-radius:10px;padding:12px 20px;font-size:14px;font-weight:700;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:.15s;}
.btn.primary{background:#fff;color:var(--navy);}
.btn.primary:hover{background:#eaf0f7;}
.btn.ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4);}
.btn.ghost:hover{background:rgba(255,255,255,.22);}
.btn.solid{background:var(--accent);color:#fff;}
.btn.solid:hover{background:#255f97;}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:26px 0 6px;}
.step{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:0 1px 3px rgba(20,40,80,.06);}
.step .n{width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;margin-bottom:10px;}
.step h3{margin:0 0 5px;font-size:14px;color:var(--navy);}
.step p{margin:0;font-size:12.5px;color:var(--grey);line-height:1.5;}
.sectiontitle{font-size:19px;color:var(--navy);font-weight:800;margin:34px 0 4px;}
.sectionsub{font-size:13px;color:var(--grey);margin:0 0 14px;}
.helpcard{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:14px;box-shadow:0 1px 3px rgba(20,40,80,.05);}
.helpcard h3{margin:0 0 8px;font-size:15px;color:var(--navy);}
.helpcard p,.helpcard li{font-size:13.5px;color:#33404f;line-height:1.6;}
.helpcard ul{margin:6px 0 0;padding-left:20px;}
.callout{display:flex;gap:12px;align-items:center;background:var(--light);border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-top:8px;}
.callout .txt{font-size:13.5px;color:var(--navy);}
@media(max-width:820px){.steps{grid-template-columns:1fr 1fr;}}

/* ---- presentation viewer ---- */
.viewerbar{display:flex;align-items:center;gap:10px;padding:10px 20px;background:#fff;border-bottom:1px solid var(--line);flex-wrap:wrap;}
.viewerbar .title{font-weight:700;color:var(--navy);font-size:14px;}
.viewerbar .spacer{margin-left:auto;}
.viewerstage{position:relative;height:calc(100vh - 112px);background:#5b6472;}
.viewerstage iframe{width:100%;height:100%;border:0;display:block;background:#5b6472;}
.viewerloading{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;gap:14px;background:#5b6472;}
.spinner{width:38px;height:38px;border:4px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}
@media(max-width:900px){.wrap{grid-template-columns:1fr;}}