/* DriveEasy Admin — shared styles for the /Admin area */

:root{
  --ink:#101B31;
  --ink-muted:#5B6E90;
  --ink-faint:#93A1B8;
  --bg:#F4F6FA;
  --surface:#FFFFFF;
  --border:#E2E8F2;
  --accent:#0EA89E;
  --accent-dark:#0B8A81;
  --accent-ink:#04312E;
  --danger:#DC2626;
  --danger-bg:#FEE2E2;
  --warning:#B45309;
  --warning-bg:#FEF3C7;
  --success:#15803D;
  --success-bg:#DCFCE7;
  --neutral:#374151;
  --neutral-bg:#E5E7EB;
  --sidebar-bg:#0A1120;
  --sidebar-ink:#B9C4DA;
  --sidebar-ink-active:#FFFFFF;
  --font-display:'Big Shoulders Display','Arial Narrow',sans-serif;
  --font-body:'IBM Plex Sans','Segoe UI',sans-serif;
  --font-mono:'JetBrains Mono','Consolas',monospace;
  --radius:10px;
  --tabbar-h:64px;
}

*,*::before,*::after{box-sizing:border-box;}

html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:0.95rem;
  line-height:1.55;
  -webkit-text-size-adjust:100%;
}

a{color:inherit;}
h1,h2,h3{margin:0;text-wrap:balance;}
p{margin:0;}
button, input, select{font-family:inherit;}

:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

/* ---------- Page loader ---------- */
.page-loader{
  position:fixed;inset:0;z-index:9999;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg);
  transition:opacity .25s ease,visibility .25s ease;
}
.page-loader.is-hidden{opacity:0;visibility:hidden;pointer-events:none;}
.page-loader-ring{
  width:56px;height:56px;border-radius:50%;
  border:3px solid var(--border);border-top-color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  animation:page-loader-spin .8s linear infinite;
}
.page-loader-mark{
  width:28px;height:28px;border-radius:8px;background:var(--accent);color:var(--accent-ink);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-weight:700;font-size:0.66rem;
  animation:page-loader-spin .8s linear infinite reverse;
}
@keyframes page-loader-spin{to{transform:rotate(360deg);}}
@media (prefers-reduced-motion:reduce){
  .page-loader-ring,.page-loader-mark{animation:none;}
}

/* ---------- Shell / sidebar ---------- */
.admin-shell{display:flex;min-height:100vh;align-items:stretch;}
.admin-sidebar{
  width:230px;flex-shrink:0;
  background:var(--sidebar-bg);color:var(--sidebar-ink);
  padding:24px 16px;display:flex;flex-direction:column;gap:28px;
  position:sticky;top:0;height:100vh;
}
.admin-brand{
  display:flex;align-items:baseline;gap:8px;
  font-family:var(--font-display);font-weight:700;font-size:1.15rem;color:#fff;
  text-decoration:none;
}
a.admin-brand{cursor:pointer;}
.admin-brand-mark{
  width:28px;height:28px;border-radius:7px;background:var(--accent);color:var(--accent-ink);
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:0.7rem;font-weight:700;flex-shrink:0;
}
.admin-brand small{font-size:0.68rem;color:var(--ink-faint);font-weight:500;letter-spacing:0.04em;text-transform:uppercase;}

.admin-nav{display:flex;flex-direction:column;gap:2px;flex:1;}
.admin-nav a{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;
  color:var(--sidebar-ink);text-decoration:none;font-weight:500;font-size:0.92rem;
  transition:background .15s ease, color .15s ease;
}
.admin-nav a svg{width:18px;height:18px;flex-shrink:0;}
.admin-nav a:hover{background:rgba(255,255,255,0.06);color:#fff;}
.admin-nav a.is-active{background:var(--accent);color:var(--accent-ink);font-weight:600;}

.admin-user{font-size:0.82rem;color:var(--ink-faint);padding:0 12px;}
.admin-user strong{color:#fff;display:block;font-size:0.88rem;}

.admin-logout{
  display:block;text-align:center;padding:10px 12px;border-radius:8px;
  border:1px solid rgba(255,255,255,0.14);color:var(--sidebar-ink);text-decoration:none;
  font-size:0.88rem;font-weight:600;
}
.admin-logout:hover{color:#fff;border-color:rgba(255,255,255,0.3);}

.admin-main{flex:1;padding:32px 40px 60px;min-width:0;}

/* ---------- Page furniture ---------- */
.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap;}
.page-title{font-family:var(--font-display);font-weight:700;font-size:1.6rem;margin-bottom:22px;}
.page-head .page-title{margin-bottom:0;}
.section-title{font-family:var(--font-display);font-weight:700;font-size:1.15rem;margin:34px 0 14px;}

.report-actions{display:flex;gap:8px;flex-wrap:wrap;}
.report-actions a{text-decoration:none;}

/* ---------- Stat cards ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:8px;}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;}
.stat-label{color:var(--ink-muted);font-size:0.76rem;text-transform:uppercase;letter-spacing:0.06em;margin-bottom:8px;}
.stat-value{font-family:var(--font-display);font-size:2rem;font-weight:700;font-variant-numeric:tabular-nums;}

/* ---------- Cards / forms ---------- */
.admin-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:24px;}
.card-title{font-family:var(--font-display);font-weight:700;font-size:1.1rem;margin-bottom:18px;}
.card-sub{color:var(--ink-muted);font-size:0.84rem;margin:-10px 0 18px;}
.field-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:18px;}
.field-grid .field-wide{grid-column:1 / -1;}
.field{display:flex;flex-direction:column;gap:6px;}
.field label{font-size:0.76rem;font-weight:600;color:var(--ink-muted);text-transform:uppercase;letter-spacing:0.04em;}
.field-checkbox{flex-direction:row;align-items:center;gap:10px;}
.field-checkbox label{text-transform:none;letter-spacing:0;font-weight:500;font-size:0.9rem;color:var(--ink);}
.field-checkbox input[type="checkbox"]{
  width:20px;height:20px;accent-color:var(--accent);cursor:pointer;flex-shrink:0;
}
.field-error{color:var(--danger);font-size:0.78rem;}

.field-label-standalone{
  display:block;font-size:0.76rem;font-weight:600;color:var(--ink-muted);
  text-transform:uppercase;letter-spacing:0.04em;margin-bottom:8px;
}
.field-hint-block{color:var(--ink-muted);font-size:0.78rem;margin-top:8px;}

/* ---------- Logo uploader (Settings) ---------- */
.logo-uploader{display:flex;gap:20px;align-items:flex-start;margin-bottom:4px;flex-wrap:wrap;}
.logo-preview-box{
  width:96px;height:96px;flex-shrink:0;border-radius:var(--radius);
  border:1px solid var(--border);background:var(--bg);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.logo-preview-box img{width:100%;height:100%;object-fit:cover;}
.logo-placeholder-icon{color:var(--ink-faint);}
.logo-placeholder-icon svg{width:32px;height:32px;}
.logo-uploader-actions{flex:1;min-width:220px;display:flex;flex-direction:column;gap:10px;}

/* ---------- Status banners (Settings, Users Management) ---------- */
.alert-box{
  padding:12px 16px;border-radius:var(--radius);font-size:0.88rem;font-weight:600;
  margin-bottom:20px;
}
.alert-success-custom{background:var(--success-bg);color:var(--success);}
.alert-danger-custom{background:var(--danger-bg);color:var(--danger);}

.input,
input[type="text"].input,
input[type="number"].input,
input[type="password"].input,
select.input{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;
  font-family:inherit;font-size:0.9rem;color:var(--ink);background:var(--surface);
}
.input:focus{border-color:var(--accent);}
.input-small{max-width:220px;}

.form-actions{display:flex;gap:10px;flex-wrap:wrap;}

.btn-primary{
  background:var(--accent);color:#fff;border:none;border-radius:8px;
  padding:10px 20px;font-weight:600;font-size:0.9rem;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.btn-primary:hover{background:var(--accent-dark);}
.btn-ghost{
  background:none;border:1px solid var(--border);color:var(--ink-muted);
  border-radius:8px;padding:10px 20px;font-weight:600;font-size:0.9rem;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.btn-ghost:hover{color:var(--ink);border-color:var(--ink-faint);}
.btn-small{padding:8px 14px;font-size:0.84rem;}

/* ---------- Tables ---------- */
.filter-bar{margin-bottom:16px;}
.admin-table{
  width:100%;border-collapse:collapse;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
}
.admin-table th, .admin-table td{
  text-align:left;padding:12px 16px;border-bottom:1px solid var(--border);font-size:0.88rem;
}
.admin-table th{
  background:#FAFBFD;color:var(--ink-muted);font-size:0.74rem;
  text-transform:uppercase;letter-spacing:0.05em;font-weight:600;
}
.admin-table tr:last-child td{border-bottom:none;}
.admin-table tr:hover td{background:#FAFBFD;}

.row-link{color:var(--accent-dark);text-decoration:none;font-weight:600;font-size:0.85rem;margin-right:14px;}
.row-link:hover{text-decoration:underline;}
.row-link-danger{color:var(--danger);}

.status-pill{
  display:inline-block;padding:4px 10px;border-radius:999px;
  font-size:0.74rem;font-weight:700;text-transform:uppercase;letter-spacing:0.03em;
}
.status-good{background:var(--success-bg);color:var(--success);}
.status-warning{background:var(--warning-bg);color:var(--warning);}
.status-danger{background:var(--danger-bg);color:var(--danger);}
.status-neutral{background:var(--neutral-bg);color:var(--neutral);}
.status-muted{background:#F1F5F9;color:#64748B;}

/* ---------- Login page ---------- */
.login-body{
  background:var(--sidebar-bg);margin:0;min-height:100vh;
  display:flex;align-items:center;justify-content:center;padding:24px;
}
.login-card{
  background:var(--surface);border-radius:16px;padding:36px;
  width:100%;max-width:380px;box-shadow:0 30px 70px -25px rgba(0,0,0,0.55);
}
.login-card .admin-brand{color:var(--ink);margin-bottom:22px;}
.login-card .admin-brand small{color:var(--ink-muted);}
.login-card h1{font-family:var(--font-display);font-size:1.5rem;font-weight:700;margin-bottom:4px;}
.login-sub{color:var(--ink-muted);font-size:0.88rem;margin-bottom:20px;}
.login-error{
  display:block;background:var(--danger-bg);color:var(--danger);
  padding:10px 12px;border-radius:8px;font-size:0.85rem;margin-bottom:16px;
}
.login-card .field{margin-bottom:16px;}
.login-card .btn-primary{width:100%;padding:12px;margin-top:6px;}

/* =========================================================
   Responsive — three tiers: tablet/mobile shell (768px),
   small phone (480px), very small phone (360px)
   ========================================================= */

@media (max-width:768px){
  .admin-shell{flex-direction:column;}

  /* Sidebar collapses to a slim top bar with just the brand + logout;
     the nav becomes a fixed bottom tab bar (see .admin-nav below). */
  .admin-sidebar{
    width:100%;height:auto;position:sticky;top:0;z-index:55;
    flex-direction:row;align-items:center;justify-content:space-between;
    gap:12px;padding:14px 16px;
  }
  .admin-user{display:none;}
  .admin-logout{padding:8px 14px;white-space:nowrap;}

  /* Bottom tab bar: full-width tabs, icon above label */
  .admin-nav{
    position:fixed;left:0;right:0;bottom:0;z-index:60;
    flex-direction:row;gap:0;
    background:var(--sidebar-bg);
    border-top:1px solid rgba(255,255,255,0.1);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom, 0px));
    height:var(--tabbar-h);
  }
  .admin-nav a{
    flex:1;flex-direction:column;justify-content:center;gap:3px;
    padding:6px 2px;border-radius:10px;
    font-size:0.66rem;text-align:center;
  }
  .admin-nav a svg{width:20px;height:20px;}

  .admin-main{padding:20px 18px calc(var(--tabbar-h) + 28px);}

  /* GridView tables become stacked cards; header text moves to a
     data-label attribute injected by Admin.Master's script and is
     shown via ::before on each cell. */
  .admin-table, .admin-table tbody{display:block;width:100%;}
  .admin-table thead{display:none;}
  .admin-table .table-header-row{display:none;}
  .admin-table tr{
    display:block;border:1px solid var(--border);border-radius:var(--radius);
    margin-bottom:12px;overflow:hidden;background:var(--surface);
  }
  .admin-table td{
    display:flex;justify-content:space-between;align-items:center;gap:12px;
    text-align:right;border-bottom:1px solid var(--border);padding:10px 14px;
  }
  .admin-table tr td:last-child{border-bottom:none;}
  .admin-table td::before{
    content:attr(data-label);
    font-size:0.7rem;font-weight:600;color:var(--ink-muted);
    text-transform:uppercase;letter-spacing:0.04em;text-align:left;
    flex-shrink:0;
  }
  .admin-table td:empty::before{content:none;}
  .admin-table td[data-label=""]{justify-content:flex-end;}
  .admin-table td[data-label=""]::before{display:none;}

  .field-grid{grid-template-columns:1fr;}
}

@media (max-width:480px){
  .admin-main{padding-inline:14px;}
  .page-title{font-size:1.4rem;}
  .page-head{align-items:flex-start;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .stat-value{font-size:1.6rem;}
  .admin-card{padding:18px;}
  .form-actions{flex-direction:column;}
  .form-actions .btn-primary, .form-actions .btn-ghost{width:100%;}
  .field-checkbox{flex-direction:column;align-items:flex-start;gap:8px;}
  .report-actions{width:100%;}
  .report-actions a{flex:1;text-align:center;}
  .admin-nav a{font-size:0.62rem;}
}

@media (max-width:360px){
  .admin-sidebar{padding:12px;}
  .admin-brand{font-size:1rem;}
  .admin-logout{padding:7px 10px;font-size:0.8rem;}
  .stat-grid{grid-template-columns:1fr;}
  .admin-nav a span{display:block;}
  .admin-nav a{font-size:0.58rem;gap:2px;}
  .admin-nav a svg{width:18px;height:18px;}
  .btn-small{padding:7px 12px;font-size:0.8rem;}
  .admin-table td{flex-direction:column;align-items:flex-start;gap:2px;text-align:left;}
  .admin-table td::before{font-size:0.65rem;}
}