/* ============================================================
   BTS Gas PMS — glossy design system (v1.6.1)
   Emerald/green brand · Inter · glass surfaces · soft depth
   ============================================================ */
:root{
  --brand:#0b6b43; --brand2:#12a06a; --brand-ink:#06381f; --brand-deep:#052e1c;
  --ink:#12211a; --muted:#5f7168; --line:#e4ece7; --bg:#eef3f0;
  --card:#ffffff; --accent:#c9a227; --danger:#c8362b; --ok:#127a4b;
  --radius:16px; --radius-sm:11px;
  --shadow:0 10px 30px -12px rgba(6,56,31,.22), 0 2px 8px -4px rgba(6,56,31,.14);
  --shadow-lg:0 24px 60px -20px rgba(6,56,31,.32);
  --ring:0 0 0 3px rgba(18,160,106,.28);
  --sheen:linear-gradient(180deg,rgba(255,255,255,.85),rgba(255,255,255,0) 46%);
  --grad-brand:linear-gradient(135deg,#12a06a,#0b6b43 78%);
  --grad-side:linear-gradient(180deg,#0b5d3b 0%,#083c27 60%,#052e1c 100%);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:15px;line-height:1.55;color:var(--ink);
  background:radial-gradient(1200px 600px at 100% -10%,#e9f3ee 0,transparent 60%),var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
h1,h2,h3{margin:0 0 .3em;font-weight:700;letter-spacing:-.01em}
.ico{flex:none;vertical-align:middle}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}

/* ---------- App shell ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:264px;flex:none;position:sticky;top:0;height:100vh;overflow-y:auto;
  background:var(--grad-side);color:#dceee4;display:flex;flex-direction:column;
  box-shadow:6px 0 30px -18px rgba(0,0,0,.5);z-index:60;
}
.sidebar::-webkit-scrollbar{width:7px}
.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:9px}
.brand{display:flex;align-items:center;gap:12px;padding:20px 18px 16px}
.brand-mark{
  width:44px;height:44px;border-radius:13px;flex:none;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;color:#0a3;letter-spacing:.5px;
  background:linear-gradient(145deg,#ffe9a8,#c9a227);color:#3f3206;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.6),0 6px 16px -6px rgba(0,0,0,.5);
}
.brand-name{font-weight:800;color:#fff;font-size:16px;letter-spacing:-.01em}
.brand-sub{font-size:11px;color:#9fc6b2;letter-spacing:.02em}
.nav{padding:8px 12px 12px;display:flex;flex-direction:column;gap:2px;flex:1}
.nav-link{
  display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:12px;
  color:#c4ddce;font-size:13.5px;font-weight:500;line-height:1.2;transition:all .16s ease;
  position:relative;min-height:40px;
}
.nav-link .ico{width:19px;height:19px;opacity:.85}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-link.active{
  background:linear-gradient(100deg,rgba(18,160,106,.95),rgba(11,107,67,.6));color:#fff;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 8px 18px -10px rgba(0,0,0,.6);
}
.nav-link.active .ico{opacity:1}
.nav-link.active::before{content:"";position:absolute;left:-12px;top:8px;bottom:8px;width:4px;border-radius:0 4px 4px 0;background:#ffd873}
.nav-sep{padding:16px 14px 6px;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#7fae94;font-weight:700}
.sidebar-foot{padding:12px 18px;font-size:11px;color:#6f9c83;border-top:1px solid rgba(255,255,255,.07)}
.nav-overlay{display:none;position:fixed;inset:0;background:rgba(5,30,20,.5);backdrop-filter:blur(2px);z-index:55}
.nav-overlay.show{display:block}

.main{flex:1;min-width:0;display:flex;flex-direction:column}

/* ---------- Topbar (glass) ---------- */
.topbar{
  position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:14px;
  padding:12px 24px;background:rgba(255,255,255,.72);backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid rgba(6,56,31,.08);
}
.hamburger{display:none;align-items:center;justify-content:center;width:42px;height:38px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--brand);cursor:pointer;padding:0}
.ctx{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.chip{
  display:inline-flex;align-items:center;padding:6px 13px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:linear-gradient(180deg,#eafaf1,#d9f2e5);color:#0b6b43;border:1px solid #bfe6d2;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.7);
}
.chip-alt{background:linear-gradient(180deg,#fbf3d6,#f4e6b4);color:#7a5f10;border-color:#e6d290}
.chip-change{font-size:12px;color:var(--muted);margin-left:2px}
.chip-change:hover{color:var(--brand)}
.user{display:flex;align-items:center;gap:12px;margin-left:auto}
.user-meta{text-align:right;line-height:1.2}
.user-name{font-weight:700;font-size:13.5px}
.user-role{font-size:11.5px;color:var(--muted)}
.user-menu details{position:relative}
.avatar{
  list-style:none;width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:700;color:#fff;cursor:pointer;background:var(--grad-brand);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 6px 16px -8px rgba(6,56,31,.6);
}
.avatar::-webkit-details-marker{display:none}
.user-menu .menu{
  position:absolute;right:0;top:52px;min-width:186px;background:#fff;border:1px solid var(--line);
  border-radius:14px;box-shadow:var(--shadow-lg);padding:6px;z-index:50;
}
.user-menu .menu a{display:block;padding:10px 12px;border-radius:9px;color:var(--ink);font-size:13.5px}
.user-menu .menu a:hover{background:#f0f7f3;color:var(--brand)}

/* ---------- Content ---------- */
.content{padding:26px 28px 60px;flex:1;max-width:1400px;width:100%}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:20px}
.page-title{font-size:24px;font-weight:800;letter-spacing:-.02em;background:linear-gradient(90deg,#083c27,#12a06a);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.page-sub{color:var(--muted);font-size:13.5px}

/* ---------- Cards (glossy) ---------- */
.card{
  background:var(--card);border:1px solid rgba(6,56,31,.07);border-radius:var(--radius);
  box-shadow:var(--shadow);margin-bottom:18px;overflow:hidden;position:relative;
}
.card::before{content:"";position:absolute;inset:0 0 auto;height:60%;background:var(--sheen);pointer-events:none;opacity:.5}
.card-head{
  padding:15px 20px;font-weight:700;font-size:14.5px;border-bottom:1px solid var(--line);
  position:relative;background:linear-gradient(180deg,#fbfdfc,#f4f9f6);
}
.card-body{padding:18px 20px;position:relative}

/* ---------- Stats ---------- */
.stat{
  background:var(--card);border:1px solid rgba(6,56,31,.07);border-radius:var(--radius);padding:18px 20px;
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.stat::after{content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;border-radius:50%;background:radial-gradient(circle,rgba(18,160,106,.14),transparent 70%)}
.stat .n{font-size:28px;font-weight:800;letter-spacing:-.02em;color:var(--brand);line-height:1.1}
.stat .l{font-size:12.5px;color:var(--muted);margin-top:3px;font-weight:500}

/* ---------- Buttons (glossy) ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;
  font-family:inherit;font-size:13.5px;font-weight:600;line-height:1;min-height:42px;padding:0 18px;
  border:0;border-radius:12px;color:#fff;background:var(--grad-brand);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 10px 20px -10px rgba(11,107,67,.7);
  transition:transform .12s ease,box-shadow .12s ease,filter .12s ease;text-decoration:none;
}
.btn:hover{transform:translateY(-1px);filter:brightness(1.04);box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 16px 26px -12px rgba(11,107,67,.75)}
.btn:active{transform:translateY(0)}
.btn-alt{background:linear-gradient(180deg,#ffffff,#eef5f1);color:var(--brand);border:1px solid #cfe4d9;box-shadow:inset 0 1px 0 #fff,0 6px 14px -10px rgba(6,56,31,.4)}
.btn-alt:hover{filter:none;background:linear-gradient(180deg,#fff,#e7f2ec)}
.btn-danger{background:linear-gradient(180deg,#e04b3f,#c8362b);box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 10px 20px -12px rgba(200,54,43,.7)}
.btn-sm{min-height:32px;padding:0 12px;font-size:12.5px;border-radius:9px}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border-radius:12px}
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl thead th{
  text-align:left;padding:11px 14px;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;
  color:#54695e;background:#f3f8f5;border-bottom:1px solid var(--line);white-space:nowrap;position:sticky;top:0;
}
.tbl tbody td{padding:12px 14px;border-bottom:1px solid #eef4f0;vertical-align:top}
.tbl tbody tr{transition:background .12s}
.tbl tbody tr:hover{background:#f6faf8}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:11.5px;font-weight:600;background:#eef2f0;color:#516a5e;border:1px solid rgba(6,56,31,.06)}
.badge-role{background:#e7f0fb;color:#2d5f9e;border-color:#cfe0f5}
.badge-green{background:#e3f6ea;color:#12864f;border-color:#c2e9d1}
.badge-gold{background:#f9efd0;color:#8a6d1a;border-color:#ecdba0}

/* ---------- Forms ---------- */
label{font-size:12.5px;font-weight:600;color:#3a4b43;display:block;margin-bottom:5px}
input,select,textarea{
  width:100%;font-family:inherit;font-size:14px;color:var(--ink);background:#fff;
  border:1.5px solid #dbe7e0;border-radius:11px;padding:10px 12px;transition:border-color .12s,box-shadow .12s;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand2);box-shadow:var(--ring)}
textarea{resize:vertical}
.field{margin-bottom:14px}
.form-row{display:grid;gap:14px}
.form-row.c2{grid-template-columns:1fr 1fr}
.form-row.c3{grid-template-columns:1fr 1fr 1fr}

/* ---------- Grids ---------- */
.grid{display:grid;gap:16px;margin-bottom:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- Flash ---------- */
.flash{padding:12px 16px;border-radius:12px;margin-bottom:16px;font-size:13.5px;font-weight:500;border:1px solid;box-shadow:var(--shadow);position:relative}
.flash-success{background:linear-gradient(180deg,#eafaf1,#dcf5e7);color:#0b6b43;border-color:#bfe6d2}
.flash-error{background:linear-gradient(180deg,#fdecea,#fadfdc);color:#a4271d;border-color:#f3c3bd}
.flash-float{position:fixed;top:16px;left:50%;transform:translateX(-50%);z-index:100;min-width:260px;text-align:center}

/* ---------- Empty state ---------- */
.empty{text-align:center;padding:40px 20px;color:var(--muted)}
.empty .big{font-size:34px;margin-bottom:8px;opacity:.5}

/* ---------- Auth / bare ---------- */
body.bare{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(900px 500px at 50% -10%,#12613f,transparent 60%),linear-gradient(160deg,#0b5d3b,#052e1c)}
.login-card{background:#fff;border-radius:20px;box-shadow:var(--shadow-lg);padding:34px;max-width:420px;width:100%;position:relative;overflow:hidden}
.login-card::before{content:"";position:absolute;inset:0 0 auto;height:50%;background:var(--sheen);pointer-events:none}
/* Company / work-type chooser cards (select-company page) */
.badge-gray{background:#eef1ef;color:#5b6b62;border-color:#dfe6e2}
.company-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.company-card{background:linear-gradient(180deg,#ffffff,#f6faf7);border:2px solid var(--line);border-radius:14px;padding:22px;text-align:center;cursor:pointer;transition:.16s ease;display:block}
.company-card:hover{border-color:var(--brand2);box-shadow:var(--shadow);transform:translateY(-2px);text-decoration:none}
.company-card.disabled{opacity:.5;cursor:not-allowed}
.company-card .logo{width:60px;height:60px;border-radius:14px;background:linear-gradient(145deg,#e6f4ec,#d3ecdd);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;margin:0 auto 12px;box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}
.company-card .cn{font-weight:700;font-size:16px;color:var(--ink)}
.company-card .cs{font-size:12px;color:var(--muted);margin-top:4px}

/* ---------- Responsive ---------- */
@media(max-width:1000px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .sidebar{position:fixed;left:-300px;top:0;width:270px;transition:left .24s cubic-bezier(.4,0,.2,1)}
  .sidebar.open{left:0}
  .hamburger{display:inline-flex}
  .content{padding:18px 16px 50px}
  .topbar{padding:10px 14px;gap:10px}
  .user-meta{display:none}
  .page-head{flex-direction:column;align-items:stretch}
  .page-title{font-size:20px}
  .form-row.c2,.form-row.c3{grid-template-columns:1fr}
}

/* ---------- Motion / a11y ---------- */
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ---------- Print (fits A4, top-aligned) ---------- */
@media print{
  .no-print{display:none!important}
  html,body{background:#fff!important;margin:0!important;padding:0!important}
  body.bare{display:block!important;min-height:0!important;padding:0!important;align-items:flex-start!important;justify-content:flex-start!important;background:#fff!important}
  .flash,.flash-float{display:none!important}
  .app,.sidebar,.topbar,.foot{display:block}
  .sidebar,.topbar,.nav-overlay{display:none!important}
  .report-wrap,.tally-wrap{box-shadow:none!important;margin:0!important;max-width:100%!important;width:100%!important}
}