/* Solution — design system · Arventiq Labs
   navy #0D1A3A · blue #0654FC · green #1BA85C · Inter */
:root{
  --navy:#0D1A3A; --navy-2:#12234d; --blue:#0654FC; --green:#1BA85C;
  --bg:#f6f8fb; --card:#ffffff; --line:#e5e9f2; --line-2:#eef1f7;
  --text:#1c2740; --muted:#5b6b8c; --faint:#8091b0;
  --red:#d64545; --amber:#c98a1b; --indigo:#4c5fd5;
  --grad:linear-gradient(90deg,var(--blue),var(--green));
  --r:14px; --r-sm:9px;
  --sh:0 1px 2px rgba(13,26,58,.05),0 6px 20px rgba(13,26,58,.06);
  --sh-lg:0 4px 10px rgba(13,26,58,.07),0 18px 44px rgba(13,26,58,.10);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{color:var(--navy);letter-spacing:-.015em}
a{color:var(--blue);text-decoration:none}
button{font-family:inherit;cursor:pointer}
.hidden{display:none!important}

/* ---------- forms ---------- */
input,select,textarea{font-family:inherit;font-size:14px;color:var(--text);background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:11px 13px;width:100%;outline:none;transition:border .15s, box-shadow .15s}
input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(6,84,252,.12)}
label{display:block;font-size:11.5px;font-weight:700;color:var(--muted);margin:14px 0 6px;text-transform:uppercase;letter-spacing:.06em}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:none;border-radius:var(--r-sm);padding:11px 18px;font-weight:600;font-size:13.5px;transition:.15s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 4px 12px rgba(6,84,252,.25)}.btn-primary:hover{background:#0443cc}
.btn-green{background:var(--green);color:#fff;box-shadow:0 4px 12px rgba(27,168,92,.25)}.btn-green:hover{background:#158a4b}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 4px 14px rgba(6,84,252,.28)}
.btn-ghost{background:#fff;color:var(--text);border:1px solid var(--line)}.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-danger{background:#fdf1f1;color:var(--red);border:1px solid #f3d4d4}
.btn-dark{background:var(--navy);color:#fff}
.btn-sm{padding:6px 12px;font-size:12.5px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn:focus-visible,input:focus-visible{outline:2px solid var(--blue);outline-offset:2px}

/* ---------- brand ---------- */
.brand{font-weight:800;color:var(--navy);letter-spacing:-.02em;font-size:20px;display:inline-flex;align-items:center;gap:9px}
.brand .tn{color:var(--green)}
.mark{width:26px;height:26px;border-radius:8px;background:var(--grad);position:relative;flex:none}
.mark::after{content:'';position:absolute;inset:0;margin:auto;width:10px;height:10px;border-right:2.5px solid #fff;border-top:2.5px solid #fff;transform:rotate(45deg) translate(-1px,1px)}
.byline{font-size:11px;color:var(--faint);letter-spacing:.12em;text-transform:uppercase}

/* ---------- messages / chips ---------- */
.msg{margin-top:12px;padding:11px 13px;border-radius:var(--r-sm);font-size:13px}
.msg.err{background:#fdf1f1;color:var(--red);border:1px solid #f3d4d4}
.msg.ok{background:#eefaf2;color:var(--green);border:1px solid #c9ecd7}
.chip{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;white-space:nowrap}
.st-open{background:#fdf6e7;color:var(--amber)} .st-assigned{background:#e9f0ff;color:var(--blue)}
.st-in_progress{background:#ecefff;color:var(--indigo)} .st-on_hold{background:#f3f4f7;color:var(--muted)}
.st-resolved{background:#eefaf2;color:var(--green)} .st-closed{background:#e9edf5;color:var(--navy)}
.st-reopened{background:#fdf1f1;color:var(--red)}
.pl-pilot{background:#fdf6e7;color:var(--amber)} .pl-basic{background:#e9f0ff;color:var(--blue)} .pl-premium{background:#eefaf2;color:var(--green)}
.pr-low{color:var(--faint)}.pr-medium{color:var(--blue)}.pr-high{color:var(--amber)}.pr-urgent{color:var(--red);font-weight:700}

/* ---------- auth pages ---------- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:22px;
  background-image:radial-gradient(circle,#d9e0ee 1px,transparent 1px);background-size:22px 22px}
.auth-card{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--sh-lg);width:100%;max-width:430px;padding:36px 34px}
.auth-card .sub{color:var(--muted);font-size:13px;margin:6px 0 20px}
.auth-foot{text-align:center;margin-top:18px;font-size:13px;color:var(--muted)}

/* ---------- app shell ---------- */
.shell{display:flex;min-height:100vh}
.sidebar{width:236px;background:linear-gradient(180deg,var(--navy) 0%,var(--navy-2) 100%);color:#c6d1e8;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:30;transition:transform .2s}
.sidebar .brand{color:#fff;padding:22px 20px 14px;font-size:17px}
.sidebar .brand .tn{color:var(--green)}
.side-inst{margin:0 14px 10px;padding:9px 12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:10px;font-size:12px;color:#aab8d8}
.side-inst b{color:#fff;display:block;font-size:12.5px}
.nav{flex:1;padding:6px 12px;overflow-y:auto}
.nav a,.nav button{display:flex;align-items:center;gap:10px;width:100%;background:none;border:none;color:#c6d1e8;padding:11px 12px;border-radius:9px;font-size:13.5px;font-weight:500;text-align:left;margin-bottom:2px;text-decoration:none}
.nav a:hover,.nav button:hover{background:rgba(255,255,255,.07);color:#fff}
.nav a.active,.nav button.active{background:var(--blue);color:#fff;box-shadow:0 4px 12px rgba(6,84,252,.35)}
.side-user{padding:14px 16px;border-top:1px solid rgba(255,255,255,.1);font-size:12.5px}
.side-user b{color:#fff;display:block}
.side-user .role{color:var(--green);text-transform:capitalize}
.main{flex:1;margin-left:236px;padding:28px 32px;max-width:1240px;width:100%}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;gap:12px;flex-wrap:wrap}
.topbar h1{font-size:21px}
#menuBtn{display:none;background:var(--navy);color:#fff;border:none;border-radius:9px;padding:8px 13px;font-size:16px}

/* ---------- cards / stats / panels ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(155px,1fr));gap:14px;margin-bottom:22px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:17px 18px;position:relative;overflow:hidden}
.stat::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);opacity:0;transition:.2s}
.stat:hover::before{opacity:1}
.stat .n{font-size:27px;font-weight:800;color:var(--navy)}
.stat .l{font-size:11.5px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.stat.alert .n{color:var(--red)} .stat.good .n{color:var(--green)}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:22px;margin-bottom:20px}
.panel h3{font-size:13px;margin-bottom:14px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:9px;font-size:13px}
.bar-row .bl{width:180px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-track{flex:1;background:#eef2f9;border-radius:6px;height:18px;overflow:hidden}
.bar-fill{height:100%;background:var(--grad);border-radius:6px;min-width:2px}
.bar-row .bn{width:36px;text-align:right;font-weight:700;color:var(--navy)}

/* ---------- ticket list ---------- */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.filters select,.filters input{width:auto;min-width:150px;padding:8px 11px}
.tkt{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:15px 18px;margin-bottom:11px;cursor:pointer;transition:.15s;display:flex;gap:14px;align-items:flex-start}
.tkt:hover{border-color:var(--blue);transform:translateY(-1px);box-shadow:var(--sh-lg)}
.tkt .ico{width:40px;height:40px;border-radius:11px;background:#eef3ff;color:var(--blue);display:flex;align-items:center;justify-content:center;flex:none}
.tkt .body{flex:1;min-width:0}
.tkt .tt{font-weight:600;color:var(--navy)}
.tkt .meta{font-size:12px;color:var(--faint);margin-top:3px;display:flex;gap:10px;flex-wrap:wrap}
.tkt.overdue{border-left:3px solid var(--red)}

/* ---------- category picker ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(162px,1fr));gap:10px;margin-top:6px}
.cat-card{background:#fff;border:1.5px solid var(--line);border-radius:11px;padding:13px;cursor:pointer;text-align:left;transition:.12s}
.cat-card:hover{border-color:var(--blue);transform:translateY(-1px)}
.cat-card.sel{border-color:var(--green);background:#f4fbf7;box-shadow:0 4px 12px rgba(27,168,92,.15)}
.cat-card .ci{width:36px;height:36px;border-radius:9px;background:#eef3ff;color:var(--blue);display:flex;align-items:center;justify-content:center}
.cat-card.sel .ci{background:#e4f6ec;color:var(--green)}
.cat-card .cn{font-weight:600;font-size:13px;margin-top:8px;color:var(--navy)}

/* ---------- drawer ---------- */
.overlay{position:fixed;inset:0;background:rgba(13,26,58,.45);z-index:60;display:flex;justify-content:flex-end;backdrop-filter:blur(2px)}
.drawer{background:#fff;width:100%;max-width:660px;height:100%;overflow-y:auto;padding:28px 30px;animation:slide .18s ease}
@keyframes slide{from{transform:translateX(28px);opacity:0}to{transform:none;opacity:1}}
@media (prefers-reduced-motion:reduce){.drawer{animation:none}}
.d-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:6px}
.d-no{font-size:12px;font-weight:700;color:var(--blue);letter-spacing:.06em}
.d-close{background:none;border:none;font-size:22px;color:var(--faint)}
.d-meta{display:grid;grid-template-columns:1fr 1fr;gap:9px 20px;background:#f7f9fc;border:1px solid var(--line);border-radius:11px;padding:15px;margin:14px 0;font-size:13px}
.d-meta b{color:var(--navy)}
.timeline{border-left:2px solid var(--line);margin:10px 0 18px 6px;padding-left:16px}
.tl-item{position:relative;margin-bottom:12px;font-size:13px}
.tl-item::before{content:'';position:absolute;left:-21px;top:5px;width:8px;height:8px;border-radius:50%;background:var(--grad)}
.tl-item .tl-t{color:var(--faint);font-size:11.5px}
.comment{background:#f7f9fc;border:1px solid var(--line);border-radius:11px;padding:12px 14px;margin-bottom:9px}
.comment.internal{background:#fdf9ec;border-color:#eee2b8}
.comment .ch{font-size:12px;color:var(--muted);margin-bottom:3px}
.comment .ch b{color:var(--navy)}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
.sec-title{font-size:12.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:16px 0 8px}

/* ---------- tables ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--r);box-shadow:var(--sh)}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
th{background:#f7f9fc;text-align:left;padding:12px 14px;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);border-bottom:1px solid var(--line)}
td{padding:12px 14px;border-bottom:1px solid var(--line-2);font-size:13px;vertical-align:middle}
tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#fafbfe}

.empty{text-align:center;color:var(--faint);padding:46px 20px}
.empty .e-ico{margin-bottom:10px;color:#c3cde0}
.ic{vertical-align:-3px;flex:none}
.nav .ic{opacity:.9}
.tkt .meta .ic{vertical-align:-2px}
.side-power{padding:12px 16px 16px}
.side-power .lbl{font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:#7488b3;margin-bottom:6px}
.side-power .card{background:#fff;border-radius:9px;padding:6px 10px;display:flex;align-items:center;justify-content:center}
.side-power img{height:26px;display:block}

/* ---------- toast ---------- */
#toastHost{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:100;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{background:var(--navy);color:#fff;padding:11px 18px;border-radius:10px;font-size:13px;box-shadow:var(--sh-lg);animation:pop .18s ease}
.toast.err{background:var(--red)}
@keyframes pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- tabs ---------- */
.tabbar{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:20px;overflow-x:auto}
.tabbar button{background:none;border:none;padding:10px 16px;font-weight:600;font-size:13.5px;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap}
.tabbar button.active{color:var(--blue);border-bottom-color:var(--blue)}

/* ---------- landing ---------- */
.land-top{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.land-top .in{max-width:1080px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:14px 24px}
.hero{max-width:1080px;margin:0 auto;padding:88px 24px 70px;text-align:center;position:relative}
.hero-dots{position:absolute;inset:0;background-image:radial-gradient(circle,#d9e0ee 1px,transparent 1px);background-size:22px 22px;mask-image:radial-gradient(ellipse 65% 60% at 50% 40%,#000 40%,transparent 100%);-webkit-mask-image:radial-gradient(ellipse 65% 60% at 50% 40%,#000 40%,transparent 100%);z-index:-1}
.hero .eyebrow{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);background:#e9f0ff;padding:6px 14px;border-radius:20px;margin-bottom:20px}
.hero h1{font-size:clamp(30px,5vw,50px);line-height:1.12;max-width:760px;margin:0 auto 18px}
.hero h1 .g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--muted);font-size:16px;max-width:560px;margin:0 auto 30px}
.feat-grid{max-width:1080px;margin:0 auto;padding:10px 24px 70px;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:22px;transition:.15s}
.feat:hover{transform:translateY(-2px);box-shadow:var(--sh-lg)}
.feat .fi{width:42px;height:42px;border-radius:11px;background:#eef3ff;color:var(--blue);display:flex;align-items:center;justify-content:center}
.feat h4{margin:10px 0 6px;font-size:15px}
.feat p{color:var(--muted);font-size:13px}
.flow{max-width:1080px;margin:0 auto;padding:0 24px 80px}
.flow-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-top:22px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px}
.step .sn{width:28px;height:28px;border-radius:8px;background:var(--grad);color:#fff;font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.step b{color:var(--navy);font-size:13.5px;display:block;margin-bottom:4px}
.step span{color:var(--muted);font-size:12.5px}
.land-foot{border-top:1px solid var(--line);background:#fff;padding:26px 24px;text-align:center;color:var(--faint);font-size:12.5px}

/* ---------- responsive (keep at end) ---------- */
@media (max-width:880px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:none;box-shadow:var(--sh-lg)}
  .main{margin-left:0;padding:18px 16px}
  #menuBtn{display:block}
  .d-meta{grid-template-columns:1fr}
  .drawer{max-width:100%}
  .bar-row .bl{width:112px}
}