/* ============================================================================
   CargoHub — freight-tech design system.  Presentation only; every class the
   PHP pages rely on is preserved (.hero .btn .grid .card .panel .msg table
   .ticket .tag pre.out .dl .muted .center …).  No app logic lives here.
   ========================================================================== */

:root{
  --navy:#0a1a30;      --navy-2:#12294a;   --navy-3:#1b3a63;
  --ink:#0e1b2e;       --body:#3a4a5f;     --muted:#6b7c92;
  --line:#e5ecf4;      --line-2:#d6e0ec;
  --bg:#eaf0f8;        --bg-2:#f6f9fd;     --surface:#ffffff;
  --accent:#ff9f1c;    --accent-strong:#ef8a00;  --accent-ink:#3a2606;
  --sky:#1f7ae0;       --sky-2:#1665c1;
  --ok:#0f9d58;        --ok-bg:#e7f6ee;    --ok-line:#b7e3ca;
  --err:#d83a34;       --err-bg:#fdeceb;   --err-line:#f4c4c0;
  --info:#1665c1;      --info-bg:#eaf2fd;  --info-line:#cadff7;
  --warn-bg:#fef3e2;   --warn-ink:#9a5b06; --warn-line:#f6d9a8;
  --ring:rgba(255,159,28,.34);
  --sh-sm:0 1px 2px rgba(13,32,58,.06), 0 1px 3px rgba(13,32,58,.08);
  --sh-md:0 6px 18px rgba(13,32,58,.09), 0 2px 6px rgba(13,32,58,.06);
  --sh-lg:0 24px 60px rgba(10,26,48,.16);
  --r:14px; --r-sm:10px; --r-lg:20px;
  --font:-apple-system,"Segoe UI",Inter,Roboto,system-ui,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);line-height:1.55;
  background:
    radial-gradient(1100px 520px at 88% -8%, #dfeafc 0, rgba(223,234,252,0) 60%),
    radial-gradient(900px 480px at -6% 4%, #f0e6d6 0, rgba(240,230,214,0) 55%),
    var(--bg);
  min-height:100vh;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
h1,h2,h3{color:var(--ink);letter-spacing:-.02em;line-height:1.15}
p{margin:0 0 2px}
a{color:var(--sky-2);text-decoration:none;transition:color .15s}
a:hover{color:var(--navy);text-decoration:underline}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}

/* ---- top navigation ------------------------------------------------------ */
header.nav{
  position:sticky;top:0;z-index:40;
  background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
header.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:66px}
header.nav a{color:var(--body)}
header.nav .logo{display:inline-flex;align-items:center;gap:11px;font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.02em}
header.nav .logo:hover{text-decoration:none}
header.nav .logo svg{display:block;width:34px;height:34px;flex:none}
header.nav .logo span{
  font-size:11px;font-weight:700;color:var(--accent-strong);
  border:1px solid var(--accent);border-radius:999px;padding:2px 9px;margin-left:2px;
  letter-spacing:.04em;text-transform:uppercase;background:#fff8ee;
}
header.nav nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
header.nav nav a{
  font-size:14.5px;font-weight:600;color:var(--body);padding:8px 13px;border-radius:9px;
  transition:background .15s,color .15s;
}
header.nav nav a:hover{background:#eef3fa;color:var(--navy);text-decoration:none}
header.nav nav a:last-child{
  background:var(--navy);color:#fff;box-shadow:var(--sh-sm);
}
header.nav nav a:last-child:hover{background:var(--navy-2);color:#fff}

/* staff / back-office: darker ops-console chrome */
header.nav.staff{background:rgba(15,23,36,.9);border-bottom:1px solid #26374d}
header.nav.staff .logo{color:#f2f6fb}
header.nav.staff .logo span{color:#ffcf87;border-color:#7a5a24;background:#2a1e0c}
header.nav.staff a{color:#b9c6d6}
header.nav.staff nav a{color:#c3d0df}
header.nav.staff nav a:hover{background:#1e2f44;color:#fff}
header.nav.staff nav a:last-child{background:var(--accent);color:var(--accent-ink)}
header.nav.staff nav a:last-child:hover{background:var(--accent-strong)}

main.wrap{padding-top:34px;padding-bottom:60px;min-height:64vh}
/* subtle graphite wash across the whole back-office */
body:has(header.nav.staff){background:#0f1826}
body:has(header.nav.staff) main.wrap{color:var(--ink)}
/* bare headings/copy that sit directly on the dark back-office wash must be light
   (text inside white .panel/.card/table keeps its own dark colour) */
body:has(header.nav.staff) main.wrap > h2,
body:has(header.nav.staff) main.wrap > h3{color:#eef4fb}
body:has(header.nav.staff) main.wrap > p{color:#9db3d0}

/* ---- buttons ------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(180deg,#ffab35,var(--accent-strong));color:#241703;
  font-weight:700;font-size:15px;padding:11px 22px;border-radius:11px;border:0;cursor:pointer;
  box-shadow:0 6px 16px rgba(239,138,0,.28), inset 0 1px 0 rgba(255,255,255,.4);
  transition:transform .12s ease,box-shadow .15s ease,filter .15s;font-family:inherit;
}
.btn:hover{transform:translateY(-1px);filter:brightness(1.03);text-decoration:none;box-shadow:0 10px 22px rgba(239,138,0,.34), inset 0 1px 0 rgba(255,255,255,.4)}
.btn:active{transform:translateY(0)}
.btn:focus-visible{outline:3px solid var(--ring);outline-offset:2px}
.btn.ghost{
  background:transparent;color:#e9f1fb;border:1px solid rgba(255,255,255,.5);
  box-shadow:none;font-weight:600;
}
.btn.ghost:hover{background:rgba(255,255,255,.12);filter:none}

/* ---- hero ---------------------------------------------------------------- */
.hero{
  position:relative;overflow:hidden;color:#eaf2ff;
  background:
    radial-gradient(720px 320px at 82% -20%, rgba(255,159,28,.28), transparent 60%),
    radial-gradient(680px 400px at 6% 120%, rgba(31,122,224,.34), transparent 55%),
    linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 58%,var(--navy-3) 100%);
  border-radius:var(--r-lg);padding:52px 46px;margin-bottom:30px;
  box-shadow:var(--sh-lg);border:1px solid rgba(255,255,255,.06);
}
.hero::after{ /* faint route/grid texture */
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:38px 38px;mask-image:radial-gradient(70% 80% at 50% 30%,#000,transparent);
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#ffcf8a;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px}
.hero h1{margin:0 0 14px;font-size:42px;font-weight:800;color:#fff}
.hero p{margin:0;color:#c4d4ea;max-width:560px;font-size:16.5px}
.hero-actions{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}

/* floating live-tracking card in the hero */
.trackcard{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:16px;padding:20px;backdrop-filter:blur(8px);box-shadow:var(--sh-lg);
}
.trackcard .tc-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.trackcard .tc-awb{font-family:var(--mono);font-size:13px;color:#dfe9f7}
.trackcard .tc-badge{font-size:11px;font-weight:700;color:#0a1a30;background:#7fe3b0;padding:3px 10px;border-radius:999px}
.trackcard .tc-step{display:flex;gap:12px;align-items:flex-start;padding:9px 0}
.trackcard .tc-dot{width:12px;height:12px;border-radius:50%;margin-top:4px;flex:none;background:#365274;border:2px solid #5f7ea7}
.trackcard .tc-step.done .tc-dot{background:var(--accent);border-color:#ffd79a}
.trackcard .tc-step.live .tc-dot{background:#7fe3b0;border-color:#bff3d7;box-shadow:0 0 0 4px rgba(127,227,176,.2)}
.trackcard .tc-l1{color:#eaf2ff;font-size:14px;font-weight:600}
.trackcard .tc-l2{color:#9db3d0;font-size:12px}
.trackcard .tc-line{height:1px;background:rgba(255,255,255,.1);margin:2px 0 2px 5px}

/* ---- stat band ----------------------------------------------------------- */
.statband{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin:0 0 30px;box-shadow:var(--sh-sm)
}
.statband .stat{background:var(--surface);padding:20px 22px;text-align:center}
.statband .stat b{display:block;font-size:26px;font-weight:800;color:var(--navy);letter-spacing:-.02em}
.statband .stat span{font-size:13px;color:var(--muted)}

/* ---- section headings ---------------------------------------------------- */
.section{margin:6px 0 16px}
.section .eyebrow{color:var(--accent-strong)}
.section .eyebrow::before{background:var(--accent)}
.section h2{font-size:25px;margin:0}
.section p{color:var(--muted);margin-top:6px;max-width:640px}

/* ---- cards / features ---------------------------------------------------- */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:24px 0}
.card{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:24px;box-shadow:var(--sh-sm);transition:transform .16s ease,box-shadow .16s ease,border-color .16s
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line-2)}
.card h3{margin:0 0 8px;font-size:18px;font-weight:700}
.card p{margin:0;color:var(--muted);font-size:14.5px}
.card .ico{
  display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;
  border-radius:12px;background:linear-gradient(135deg,#fff4e2,#ffe6c2);font-size:22px;margin-bottom:14px;
  box-shadow:inset 0 0 0 1px #f4dcb6
}
/* big stat numbers in the back-office dashboard cards */
body:has(header.nav.staff) .card h3{font-size:36px;font-weight:800;color:var(--navy)}

/* ---- panel (forms + content surface) ------------------------------------- */
.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:30px;max-width:460px;margin:0 auto;box-shadow:var(--sh-md)
}
.panel.wide{max-width:820px;margin:26px auto}
.panel h2{margin:0 0 6px;font-size:22px}
.panel .sub{color:var(--muted);margin:0 0 22px;font-size:14.5px}

/* ---- forms --------------------------------------------------------------- */
label{display:block;font-size:13px;font-weight:600;margin:16px 0 6px;color:var(--ink)}
input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{
  width:100%;padding:11px 14px;border:1px solid var(--line-2);border-radius:var(--r-sm);
  font-size:15px;font-family:inherit;color:var(--ink);background:#fcfdff;transition:border-color .15s,box-shadow .15s
}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 4px var(--ring);background:#fff}
input::placeholder{color:#9fb0c4}
textarea{min-height:120px;resize:vertical}
input[type=file]{width:100%;padding:14px;border:1.5px dashed var(--line-2);border-radius:var(--r-sm);background:#fbfdff;font-size:14px;cursor:pointer}
input[type=file]:hover{border-color:var(--accent)}
input[type=file]::file-selector-button{
  margin-right:12px;border:0;background:#eef3fa;color:var(--navy);font-weight:600;
  padding:8px 14px;border-radius:8px;cursor:pointer;font-family:inherit
}

/* ---- messages ------------------------------------------------------------ */
.msg{position:relative;padding:13px 16px 13px 18px;border-radius:var(--r-sm);margin-bottom:18px;font-size:14.5px;border:1px solid transparent}
.msg::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:4px 0 0 4px}
.msg.err{background:var(--err-bg);color:#8f2723;border-color:var(--err-line)}
.msg.err::before{background:var(--err)}
.msg.ok{background:var(--ok-bg);color:#0b6b3d;border-color:var(--ok-line)}
.msg.ok::before{background:var(--ok)}
.msg.info{background:var(--info-bg);color:#134b8f;border-color:var(--info-line)}
.msg.info::before{background:var(--info)}

/* ---- tables -------------------------------------------------------------- */
table{width:100%;border-collapse:separate;border-spacing:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh-sm)}
th,td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);font-size:14.5px}
th{background:#f3f7fc;color:var(--muted);font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;font-weight:700}
tbody tr:hover td,tr:hover td{background:#fafcff}
tr:last-child td{border-bottom:0}

/* ---- ticket -------------------------------------------------------------- */
.ticket{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px;margin-top:18px;box-shadow:var(--sh-sm)}
.ticket h2{margin:6px 0 12px}
.ticket .meta{color:var(--muted);font-size:13px;margin-bottom:10px}
.ticket .body{white-space:pre-wrap;font-size:15px;color:var(--body);background:#f8fafd;border:1px solid var(--line);border-radius:var(--r-sm);padding:16px;margin-top:8px}
.tag{display:inline-block;font-size:11px;padding:3px 10px;border-radius:999px;background:#eef3fa;color:var(--navy-2);font-weight:700;letter-spacing:.02em}
.tag.internal{background:var(--warn-bg);color:var(--warn-ink);border:1px solid var(--warn-line)}

/* ---- terminal / preformatted output -------------------------------------- */
pre.out{
  background:#0b1220;color:#d6e2f0;padding:16px 18px;border-radius:var(--r-sm);overflow:auto;
  font-family:var(--mono);font-size:13px;line-height:1.5;white-space:pre-wrap;
  border:1px solid #1d2b3f;box-shadow:inset 0 0 0 1px rgba(255,255,255,.02)
}

/* ---- download rows ------------------------------------------------------- */
.dl{display:flex;align-items:center;justify-content:space-between;gap:16px;border:1px solid var(--line);border-radius:var(--r);padding:16px 20px;margin:14px 0;background:var(--surface);box-shadow:var(--sh-sm);transition:border-color .15s}
.dl:hover{border-color:var(--line-2)}
.dl code{font-size:13px;color:var(--muted);font-family:var(--mono)}

/* ---- carriers strip ------------------------------------------------------ */
.logos{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px 30px;padding:22px;margin:26px 0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-sm)}
.logos span{font-weight:800;font-size:16px;color:#93a4b8;letter-spacing:.02em;opacity:.9}

/* ---- CTA banner ---------------------------------------------------------- */
.cta{margin:34px 0 8px;background:linear-gradient(135deg,var(--navy),var(--navy-3));border-radius:var(--r-lg);padding:34px 40px;color:#eaf2ff;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;box-shadow:var(--sh-lg)}
.cta h2{color:#fff;margin:0;font-size:24px}
.cta p{color:#bccde5;margin:6px 0 0}

/* ---- footer -------------------------------------------------------------- */
footer{background:#0a1524;color:#9fb2c9;margin-top:10px;border-top:1px solid #14263c}
footer .wrap{padding:44px 22px 30px}
.footgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px;padding-bottom:26px;border-bottom:1px solid #16293f}
.footgrid .fbrand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;margin-bottom:12px}
.footgrid .fbrand svg{width:30px;height:30px}
.footgrid p{color:#8a9fb8;font-size:14px;max-width:280px}
.footgrid h4{color:#dbe6f2;font-size:13px;text-transform:uppercase;letter-spacing:.05em;margin:0 0 12px}
.footgrid a{display:block;color:#9fb2c9;font-size:14px;padding:5px 0}
.footgrid a:hover{color:#fff;text-decoration:none}
.foot-legal{padding-top:20px;font-size:13px;color:#71879f;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ---- helpers ------------------------------------------------------------- */
.muted{color:var(--muted);font-size:13.5px}
.center{text-align:center}
code{font-family:var(--mono)}

/* ---- responsive ---------------------------------------------------------- */
@media(max-width:860px){
  .hero{padding:36px 26px}
  .hero h1{font-size:32px}
  .hero-grid{grid-template-columns:1fr;gap:26px}
  .grid{grid-template-columns:1fr}
  .statband{grid-template-columns:repeat(2,1fr)}
  .footgrid{grid-template-columns:1fr 1fr}
  header.nav .wrap{height:auto;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}
  .cta{flex-direction:column;align-items:flex-start}
}
@media(max-width:480px){
  .statband{grid-template-columns:1fr}
  .footgrid{grid-template-columns:1fr}
  .panel{padding:22px}
}