:root{
    --bg:#eef2f4;
    --surface:#ffffff;
    --surface-2:#f8fafb;
    --ink:#111b24;
    --muted:#627181;
    --line:#dbe3e8;
    --brand:#0c6a43;
    --brand-2:#134b3e;
    --nav:#101923;
    --nav-2:#172634;
    --gold:#d8b462;
    --blue:#275f82;
    --danger:#b9382f;
    --warn:#b47a17;
    --ok:#11824f;
    --shadow:0 18px 44px rgba(17,27,36,.12);
    --soft-shadow:0 10px 24px rgba(17,27,36,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--ink)}
button,input,select,textarea{font:inherit}
button{letter-spacing:0}
a{color:inherit}

.login-screen{
    position:relative;
    min-height:100vh;
    background:#0f1a22;
    overflow-x:hidden;
}
.login-screen::before{
    content:"";
    position:fixed;
    inset:0;
    background:
        linear-gradient(90deg,rgba(9,18,25,.82) 0%,rgba(9,18,25,.58) 38%,rgba(9,18,25,.06) 68%,rgba(9,18,25,.28) 100%),
        linear-gradient(180deg,rgba(9,18,25,.02),rgba(9,18,25,.28)),
        url("station-hero.png") center bottom/cover no-repeat;
    transform:scale(1.01);
}
.login-screen::after{
    content:"";
    position:fixed;
    inset:0;
    background:
        radial-gradient(circle at 18% 24%,rgba(216,180,98,.18),transparent 30%),
        radial-gradient(circle at 82% 18%,rgba(12,106,67,.22),transparent 34%);
    pointer-events:none;
}
.login-wrap{
    position:relative;
    z-index:1;
    min-height:100vh;
    display:grid;
    grid-template-columns:minmax(0,1.05fr) minmax(380px,.72fr);
    gap:56px;
    align-items:center;
    max-width:1240px;
    margin:auto;
    padding:46px 34px;
}
.login-brand{color:#fff;min-width:0}
.brand-kicker{display:flex;align-items:center;gap:14px;color:#eef6f2;font-weight:900}
.mark{
    width:54px;height:54px;border-radius:14px;
    background:linear-gradient(145deg,#f2d37f,#b88c32);
    color:#13261f;display:grid;place-items:center;font-weight:950;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.45),0 14px 28px rgba(0,0,0,.22);
}
.login-brand .mark{width:70px;height:70px;font-size:24px}
.login-brand h1{font-size:60px;line-height:1.02;margin:26px 0 14px;letter-spacing:0;max-width:760px;text-shadow:0 12px 34px rgba(0,0,0,.55)}
.login-brand p{font-size:21px;line-height:1.55;color:#e8f0ec;max-width:660px;margin:0 0 20px;text-shadow:0 8px 28px rgba(0,0,0,.35)}
.login-metrics{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 26px}
.login-metrics span{
    display:flex;align-items:center;gap:8px;
    border:1px solid rgba(255,255,255,.22);
    background:rgba(255,255,255,.1);
    backdrop-filter:blur(14px);
    border-radius:999px;
    padding:10px 14px;
    color:#f2f8f5;
    box-shadow:0 12px 28px rgba(0,0,0,.18);
}
.login-metrics strong{color:#f6d57d}
.login-photo{
    position:relative;
    max-width:680px;
    height:230px;
    margin-top:32px;
    border:1px solid rgba(255,255,255,.2);
    border-radius:16px;
    overflow:hidden;
    box-shadow:0 28px 70px rgba(0,0,0,.34);
    background:#0f1a22;
}
.login-photo img{
    width:100%;
    height:100%;
    display:block;
    object-fit:cover;
    object-position:center bottom;
    filter:saturate(1.02) contrast(1.02);
}
.login-photo::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(180deg,rgba(8,18,24,.04),rgba(8,18,24,.58));
}
.login-photo div{
    position:absolute;
    left:16px;
    bottom:16px;
    z-index:1;
    padding:10px 12px;
    border-radius:10px;
    background:rgba(255,255,255,.92);
    color:#10231d;
    box-shadow:0 16px 34px rgba(0,0,0,.25);
}
.login-photo strong{display:block;font-size:14px}
.login-photo span{display:block;color:#50606d;font-size:12px;margin-top:3px;font-weight:800}
.login-visual,#stationScene,.visual-badge{
    display:none;
}
.login-card{
    background:rgba(255,255,255,.94);
    border:1px solid rgba(255,255,255,.64);
    border-radius:14px;
    padding:30px;
    box-shadow:0 34px 90px rgba(0,0,0,.42);
    backdrop-filter:blur(18px);
}
.login-card-head{display:flex;align-items:flex-start;gap:12px;margin-bottom:18px}
.login-card h2,.panel h2{margin:0 0 6px}
.login-card p{margin:0;color:var(--muted);line-height:1.45}
.secure-dot{
    width:14px;height:14px;border-radius:50%;
    margin-top:7px;background:var(--ok);
    box-shadow:0 0 0 6px rgba(17,130,79,.12);
    flex:0 0 auto;
}
.demo-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0 18px}
.demo-actions form{margin:0}
.demo{
    width:100%;border:1px solid var(--line);border-radius:9px;
    padding:12px 10px;cursor:pointer;font-weight:900;
    color:var(--ink);box-shadow:var(--soft-shadow);
    transform:translateY(0);
    transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.demo.manager{background:linear-gradient(180deg,#fff8e7,#f0cd70)}
.demo.personnel{background:linear-gradient(180deg,#eef8f4,#c8e8da)}
.demo:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(17,27,36,.14)}

.app{display:grid;grid-template-columns:282px 1fr;min-height:100vh}
.sidebar{
    background:linear-gradient(180deg,var(--nav),#0c211a);
    color:white;padding:22px;position:sticky;top:0;height:100vh;
    box-shadow:14px 0 36px rgba(17,27,36,.22);
}
.brand{display:flex;gap:12px;align-items:center;margin-bottom:18px}
.brand strong{display:block;line-height:1.1}
.brand span{display:block;color:#aeb9c5;font-size:13px;margin-top:4px}
.user-chip{
    border:1px solid rgba(255,255,255,.1);
    background:rgba(255,255,255,.06);
    border-radius:10px;
    padding:12px;
    margin-bottom:22px;
}
.user-chip strong{display:block}
.user-chip span{display:block;color:#b8c5d0;font-size:13px;margin-top:3px}
.sidebar nav{display:grid;gap:6px}
.nav-label{
    color:#748494;
    font-size:11px;
    text-transform:uppercase;
    font-weight:900;
    margin:14px 2px 5px;
    letter-spacing:.08em;
}
.sidebar a,.logout-form button{
    border:0;text-align:left;text-decoration:none;border-radius:8px;
    padding:11px 12px;background:transparent;color:#d8e0e8;cursor:pointer;
    transition:background .16s ease,transform .16s ease,color .16s ease;
    display:flex;align-items:center;gap:10px;font-weight:750;
}
.sidebar a span{
    width:28px;height:28px;border-radius:8px;
    display:grid;place-items:center;
    background:rgba(255,255,255,.07);
    color:#d7c08a;font-size:12px;font-weight:900;
}
.sidebar a em{
    margin-left:auto;
    font-style:normal;
    min-width:24px;height:22px;border-radius:999px;
    display:grid;place-items:center;
    background:#f0c966;color:#14202b;font-size:12px;font-weight:900;
}
.sidebar a.active,.sidebar a:hover,.logout-form button:hover{background:#233241;color:white;transform:translateX(2px)}
.logout-form{position:absolute;left:22px;right:22px;bottom:22px}
.logout-form button{width:100%;color:#ffb4aa}

.content{padding:26px;min-width:0}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;gap:16px}
.topbar h1{margin:4px 0 0;font-size:31px;letter-spacing:0}
.topbar p{margin:5px 0 0;color:var(--muted)}
.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:900}
.top-actions{display:flex;gap:10px;align-items:center}
.ghost,.primary-link,.small-link{
    border:1px solid var(--line);border-radius:8px;padding:10px 14px;
    text-decoration:none;background:white;font-weight:850;
    box-shadow:var(--soft-shadow);
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
}
.primary-link{background:var(--brand);color:white;border-color:var(--brand);box-shadow:0 12px 26px rgba(12,106,67,.2)}
.small-link{padding:8px 11px;font-size:13px;box-shadow:none}

.panel,.metric-card,.command-strip,.entry-hero{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:10px;
    box-shadow:var(--shadow);
}
.panel{padding:20px;margin-bottom:18px}
.panel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:16px}
.panel-head p{margin:4px 0 0;color:var(--muted)}
.command-strip{
    display:grid;grid-template-columns:minmax(0,1.2fr) minmax(360px,.8fr);
    gap:18px;padding:22px;margin-bottom:18px;
    background:linear-gradient(120deg,#ffffff,#f4f8f6);
}
.command-strip h2,.entry-hero h2{font-size:26px;margin:3px 0 4px}
.command-strip p,.entry-hero p{margin:0;color:var(--muted)}
.strip-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.strip-metrics div{
    border:1px solid var(--line);
    border-radius:9px;
    background:white;
    padding:12px;
}
.strip-metrics strong{display:block;font-size:20px}
.strip-metrics span{color:var(--muted);font-size:12px;font-weight:800}

.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:18px}
.metric-card{
    position:relative;
    padding:18px;
    overflow:hidden;
    transform:perspective(900px) rotateX(0) rotateY(0);
    transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.metric-card::before{
    content:"";position:absolute;inset:0 0 auto 0;height:4px;
    background:linear-gradient(90deg,var(--brand),var(--gold),var(--blue));
}
.metric-card:hover{transform:perspective(900px) rotateX(1.2deg) rotateY(-1.2deg) translateY(-2px);box-shadow:0 22px 52px rgba(17,27,36,.16);border-color:#c8d4dc}
.metric-card span{display:block;color:var(--muted);font-size:13px;font-weight:850}
.metric-card strong{display:block;font-size:26px;margin:8px 0 3px}
.metric-card small{color:var(--muted)}
.metric-card i{
    display:block;height:5px;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--gold));
    margin-top:13px;max-width:100%;
}
.metric-card i.danger-bar{background:linear-gradient(90deg,var(--danger),#e7a35b)}
.compact-metrics .metric-card strong{font-size:22px}

.fuel-breakdown{padding-bottom:18px}
.fuel-type-grid{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:12px;
}
.fuel-type-card{
    border:1px solid var(--line);
    border-radius:9px;
    padding:14px;
    background:
        linear-gradient(180deg,#ffffff,#f8fafb);
    box-shadow:var(--soft-shadow);
    position:relative;
    overflow:hidden;
}
.fuel-type-card::before{
    content:"";
    position:absolute;
    inset:0 0 auto 0;
    height:4px;
    background:linear-gradient(90deg,var(--brand),var(--gold));
}
.fuel-type-card span{display:block;color:var(--muted);font-weight:900;font-size:13px}
.fuel-type-card strong{display:block;font-size:23px;margin:8px 0 4px}
.fuel-type-card small{color:var(--muted);font-weight:850}

.dashboard-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.span-2{grid-column:span 2}
.span-3{grid-column:span 3}
.workflow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:12px 0 16px}
.workflow div{
    border:1px solid var(--line);border-radius:9px;background:var(--surface-2);
    padding:12px;min-height:76px;
}
.workflow strong{
    width:28px;height:28px;border-radius:8px;display:grid;place-items:center;
    background:#e8eef2;color:#50606d;margin-bottom:8px;
}
.workflow span{font-weight:850}
.workflow .done strong{background:#dff3e8;color:var(--ok)}
.workflow .wait strong{background:#fff1cf;color:var(--warn)}
.workflow.vertical{grid-template-columns:1fr}
.workflow.vertical div{min-height:auto}

.bar-list{display:grid;gap:12px;margin-top:14px}
.bar-list span{display:flex;justify-content:space-between;gap:12px;font-weight:850}
.bar-list b{font-weight:850;color:var(--muted)}
.bar-list i{display:block;height:9px;background:#e8edf1;border-radius:999px;overflow:hidden;margin-top:6px}
.bar-list em{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--gold));border-radius:999px}

.entry-hero{
    display:flex;justify-content:space-between;align-items:center;gap:16px;
    padding:20px;margin-bottom:18px;
    background:linear-gradient(120deg,#ffffff,#f2f7f4);
}
.hero-badge,.count-pill{
    border-radius:999px;padding:9px 13px;background:#edf3f0;color:#126540;font-weight:900;
    white-space:nowrap;
}
.forms-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.users-grid{grid-template-columns:360px 1fr}
.settings-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:18px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
label{display:block;font-weight:800;font-size:13px;margin:0 0 12px;color:#263847}
input,select,textarea{
    width:100%;border:1px solid var(--line);border-radius:8px;
    padding:10px 11px;margin-top:6px;background:#fff;color:var(--ink);
    outline:none;transition:border .16s ease,box-shadow .16s ease;
}
input:focus,select:focus,textarea:focus{border-color:#79a991;box-shadow:0 0 0 4px rgba(12,106,67,.1)}
textarea{min-height:86px;resize:vertical}
.primary,.danger,.small{
    border:0;border-radius:8px;padding:10px 14px;
    background:var(--brand);color:white;cursor:pointer;font-weight:900;
    box-shadow:0 10px 20px rgba(12,106,67,.18);
}
.danger{background:var(--danger);box-shadow:0 10px 20px rgba(185,56,47,.16)}
.small{padding:7px 10px;background:#eef2f5;color:#1d2b36;box-shadow:none}
.small.ok{background:#e5f6ec;color:#0d6b40}
.small.danger-text{background:#fff0ee;color:#9b2b24}
button:disabled{opacity:.45;cursor:not-allowed}
.inline-actions{display:flex;gap:7px;align-items:center;margin:0}
.alert{padding:12px 14px;border-radius:9px;margin-bottom:14px;font-weight:800}
.alert.success{background:#e9f8ef;color:#105d38}
.alert.error{background:#ffeceb;color:#9b261d}
.pill{display:inline-block;border-radius:999px;padding:8px 12px;background:#edf3f0;color:#126540;font-weight:900}
.status{
    display:inline-flex;align-items:center;justify-content:center;
    border-radius:999px;padding:6px 9px;font-size:12px;font-weight:900;white-space:nowrap;
}
.status.ok{background:#e5f6ec;color:#0d6b40}
.status.warn{background:#fff4d8;color:#8a5a09}
.status.danger{background:#ffe8e5;color:#9b2b24}
.table-wrap{overflow:auto}
.mini-table{margin-top:8px}
.mini-table table{min-width:0}
table{width:100%;border-collapse:collapse;min-width:720px}
th,td{border-bottom:1px solid var(--line);padding:11px 9px;text-align:left;vertical-align:middle}
th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.empty{color:var(--muted);text-align:center;padding:22px!important}
.filters{display:flex;gap:12px;align-items:end;flex-wrap:wrap}
.filters label{margin:0;min-width:180px}
.advisory p{color:var(--muted);line-height:1.6;margin-top:0}

@media(max-width:1120px){
    .metric-grid,.dashboard-grid,.fuel-type-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .span-2,.span-3{grid-column:span 2}
    .command-strip{grid-template-columns:1fr}
}
@media(max-width:980px){
    .app{grid-template-columns:1fr}
    .sidebar{position:relative;height:auto;padding:14px 16px}
    .brand{margin-bottom:10px}
    .brand .mark{width:44px;height:44px;border-radius:12px}
    .user-chip{display:none}
    .sidebar nav{display:flex;gap:8px;overflow-x:auto;padding-bottom:3px}
    .nav-label{display:none}
    .sidebar a{flex:0 0 auto;white-space:nowrap;padding:9px 10px}
    .sidebar a span{width:24px;height:24px;border-radius:7px}
    .sidebar a em{min-width:22px;height:20px}
    .logout-form{position:static;margin-top:10px}
    .logout-form button{justify-content:center}
    .content{padding:20px}
    .metric-grid,.forms-grid,.users-grid,.settings-grid,.dashboard-grid,.fuel-type-grid{grid-template-columns:1fr}
    .span-2,.span-3{grid-column:span 1}
    .login-wrap{grid-template-columns:1fr;gap:20px;padding:26px 20px}
    .login-brand h1{font-size:42px}
    .login-photo{max-width:none;height:210px}
    .topbar{align-items:flex-start;gap:12px;flex-direction:column}
    .top-actions{width:100%;flex-wrap:wrap}
    .top-actions a{flex:1 1 0;min-width:0;text-align:center}
}
@media(max-width:640px){
    .demo-actions,.two,.strip-metrics,.workflow{grid-template-columns:1fr}
    .login-wrap{padding:18px 18px 28px;align-items:start}
    .brand-kicker{gap:10px;font-size:15px}
    .login-brand .mark{width:56px;height:56px;font-size:20px;border-radius:13px}
    .login-brand h1{font-size:30px;margin:14px 0 9px}
    .login-brand p{font-size:15px;line-height:1.4;margin-bottom:10px}
    .login-metrics{gap:8px;margin:12px 0 16px}
    .login-metrics span{flex:1 1 145px;padding:8px 11px;font-size:14px}
    .login-photo{height:150px;margin-top:14px;border-radius:14px}
    .login-photo div{left:12px;bottom:12px}
    .login-card{padding:20px}
    .demo{padding:11px 10px}
    .panel,.entry-hero,.command-strip{padding:16px}
    .metric-card strong{font-size:22px}
    .topbar h1{font-size:27px}
}