/* Fleet & Equipment Tracker -- hand-rolled styles, no CDN dependency.
   This runs on a LAN with no guaranteed internet access, so nothing here
   may depend on an external stylesheet or font. */

:root {
    --color-bg: #f4f5f7;
    --color-surface: #ffffff;
    --color-border: #d7dae0;
    --color-text: #1f2430;
    --color-text-dim: #667085;
    --color-primary: #2b5fd9;
    --color-primary-hover: #234ead;
    --color-danger: #c0392b;
    --color-danger-bg: #fdecea;
    --color-warning: #b8860b;
    --color-warning-bg: #fff8e6;
    --color-success: #1e7a3c;
    --color-success-bg: #e9f7ee;
    --color-slate-bg: #eef0f3;
    --radius: 6px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 14px;
}

h1, h2, h3 { margin: 0 0 0.5em 0; }
h1:focus { outline: none; }

a { color: var(--color-primary); }

/* ---------- App shell ---------- */
.app-shell {
    display: flex;
    min-height: 100vh;
}

.app-sidebar {
    width: 210px;
    flex-shrink: 0;
    background: var(--color-surface);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    padding: 16px 0;
}

.app-sidebar .brand {
    font-weight: 600;
    padding: 0 16px 16px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 8px;
}

.app-sidebar nav a {
    display: block;
    padding: 10px 16px;
    color: var(--color-text);
    text-decoration: none;
    border-left: 3px solid transparent;
}

.app-sidebar nav a:hover { background: var(--color-slate-bg); }
.app-sidebar nav a.active {
    border-left-color: var(--color-primary);
    background: var(--color-slate-bg);
    font-weight: 600;
}

.app-sidebar .user-box {
    margin-top: auto;
    padding: 12px 16px 0;
    border-top: 1px solid var(--color-border);
    font-size: 12.5px;
    color: var(--color-text-dim);
}

.app-main {
    flex: 1;
    padding: 20px 28px;
    min-width: 0;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 7px 14px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    cursor: pointer;
    font-size: 13.5px;
    text-decoration: none;
}
.btn:hover { background: var(--color-slate-bg); }
.btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-danger {
    background: var(--color-danger);
    border-color: var(--color-danger);
    color: #fff;
}
.btn-danger:hover { opacity: 0.9; }
.btn-sm { padding: 4px 10px; font-size: 12.5px; }
.btn-ghost { background: transparent; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- Forms ---------- */
.field { margin-bottom: 14px; }
.field label { display: block; font-weight: 600; margin-bottom: 4px; font-size: 13px; }
.field input[type=text], .field input[type=password], .field input[type=date],
.field input[type=number], .field select, .field textarea {
    width: 100%;
    padding: 7px 9px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 14px;
    background: #fff;
    color: var(--color-text);
}
.field textarea { min-height: 70px; }
.checkline { display: block; margin: 6px 0; }
.hint { color: var(--color-text-dim); font-size: 12.5px; }
.error-text { color: var(--color-danger); font-size: 12.5px; margin: 6px 0; }

/* ---------- Panels / cards ---------- */
.panel {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 18px;
}
.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

/* ---------- Tables ---------- */
.table-scroll { overflow-x: auto; }
table.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
}
table.data-table th, table.data-table td {
    text-align: left;
    padding: 8px 10px;
    border-bottom: 1px solid var(--color-border);
}
table.data-table th { color: var(--color-text-dim); font-weight: 600; }
table.data-table tbody tr:hover { background: var(--color-slate-bg); }
table.data-table tr.flagged-row { background: var(--color-danger-bg); }

/* ---------- Badges ---------- */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 600;
}
.badge-green { background: var(--color-success-bg); color: var(--color-success); }
.badge-blue { background: #e8f0fe; color: var(--color-primary); }
.badge-amber { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-red { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-slate { background: var(--color-slate-bg); color: var(--color-text-dim); }

/* ---------- Banners ---------- */
.banner {
    padding: 10px 14px;
    border-radius: var(--radius);
    margin-bottom: 14px;
    font-size: 13.5px;
}
.banner-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.banner-danger { background: var(--color-danger-bg); color: var(--color-danger); }

/* ---------- Stat strip ---------- */
.stat-strip { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.stat-block {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 10px 16px;
    min-width: 120px;
}
.stat-num { font-size: 22px; font-weight: 700; }
.stat-label { color: var(--color-text-dim); font-size: 12px; }

/* ---------- Modal ---------- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.35);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 40px 16px;
    overflow-y: auto;
    z-index: 1000;
}
.modal {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 20px 24px;
    width: 100%;
    max-width: 480px;
}
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 16px;
}

/* ---------- Login page ---------- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
}
.login-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 32px;
    width: 100%;
    max-width: 340px;
}

/* ---------- Blazor framework requirements (kept from the default template) ---------- */
.valid.modified:not([type=checkbox]) { outline: 1px solid var(--color-success); }
.invalid { outline: 1px solid var(--color-danger); }
.validation-message { color: var(--color-danger); }

.blazor-error-boundary {
    background: var(--color-danger);
    padding: 1rem 1rem 1rem 1rem;
    color: white;
    border-radius: var(--radius);
}
.blazor-error-boundary::after { content: "An error has occurred."; }

#blazor-error-ui {
    display: none;
    background: var(--color-warning-bg);
    color: var(--color-warning);
    padding: 10px 16px;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2000;
}