/* Techno-Garage Hub - themes: dark (default), ocean, light. Uses logical properties so RTL works. */
:root {
    --radius: 10px;
    --font: -apple-system, "Segoe UI", Roboto, "Noto Sans Arabic", Tahoma, Arial, sans-serif;
}
[data-theme="ocean"] {
    --bg: #e8f3f8; --surface: #ffffff; --surface-2: #f1f8fb; --text: #0f2a3a; --muted: #5b7586;
    --border: #cfe3ec; --primary: #0e7490; --primary-text: #ffffff; --accent: #0c4a6e;
    --topbar: linear-gradient(90deg, #0c4a6e, #0e7490); --topbar-text: #ffffff;
    --ok: #0f9d6b; --ok-bg: #dcf5ea; --warn: #b45309; --warn-bg: #fef3c7;
    --danger: #c0392b; --danger-bg: #fde4e1; --info-bg: #dff1fa; --shadow: 0 1px 3px rgba(12, 74, 110, .12);
}
[data-theme="dark"] {
    --bg: #0f172a; --surface: #1e293b; --surface-2: #273449; --text: #e2e8f0; --muted: #94a3b8;
    --border: #334155; --primary: #38bdf8; --primary-text: #07202e; --accent: #7dd3fc;
    --topbar: #0b1220; --topbar-text: #e2e8f0;
    --ok: #34d399; --ok-bg: #12382e; --warn: #fbbf24; --warn-bg: #3b3012;
    --danger: #f87171; --danger-bg: #43201f; --info-bg: #14344a; --shadow: 0 1px 3px rgba(0, 0, 0, .4);
}
[data-theme="light"] {
    --bg: #f5f6f8; --surface: #ffffff; --surface-2: #f3f4f6; --text: #1f2937; --muted: #6b7280;
    --border: #e1e4ea; --primary: #3b5bdb; --primary-text: #ffffff; --accent: #3b5bdb;
    --topbar: #ffffff; --topbar-text: #1f2937;
    --ok: #15803d; --ok-bg: #dcfce7; --warn: #b45309; --warn-bg: #fef3c7;
    --danger: #b91c1c; --danger-bg: #fee2e2; --info-bg: #e0e7ff; --shadow: 0 1px 3px rgba(0, 0, 0, .1);
}

* { box-sizing: border-box; }
html { font-size: 16px; }
body {
    margin: 0; background: var(--bg); color: var(--text); font-family: var(--font);
    line-height: 1.5; -webkit-text-size-adjust: 100%;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0 0 .25rem; }
h2 { font-size: 1.1rem; margin: 0 0 .75rem; }
code { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .82rem; word-break: break-word; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.mt { margin-top: 1rem; }
.neg { color: var(--danger); }

/* numbers always render left-to-right, even inside Arabic pages */
.n { direction: ltr; unicode-bidi: isolate; display: inline-block; font-variant-numeric: tabular-nums; }

/* top bar */
.topbar {
    display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; padding: .6rem 1.25rem;
    background: var(--topbar); color: var(--topbar-text); box-shadow: var(--shadow);
}
.topbar a { color: var(--topbar-text); }
.brand { font-weight: 700; font-size: 1.1rem; }
.nav { display: flex; flex-wrap: wrap; gap: .25rem; }
.nav a { padding: .35rem .7rem; border-radius: 8px; opacity: .85; }
.nav a:hover { text-decoration: none; opacity: 1; background: rgba(127, 127, 127, .18); }
.nav a.active { opacity: 1; background: rgba(127, 127, 127, .28); font-weight: 600; }
.spacer { flex: 1; }
.user-chip { opacity: .9; }
.prefs { display: flex; gap: .4rem; }
.prefs select { padding: .3rem .5rem; font-size: .85rem; }
.guest-prefs { display: flex; justify-content: flex-end; padding: .75rem 1.25rem; }

.container { max-width: 1280px; margin: 1.25rem auto; padding: 0 1.25rem 3rem; }
.page-head { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: .75rem; margin-bottom: 1rem; }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.actions form { margin: 0; }

/* cards */
.card {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 1rem 1.25rem; margin-bottom: 1rem; box-shadow: var(--shadow);
}
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.cards .card { margin: 0; }
.stat { display: flex; flex-direction: column; gap: .15rem; }
.stat strong { font-size: 1.35rem; }
.two-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1rem; }
.two-col .card { margin: 0; }
details > summary { cursor: pointer; list-style: none; }
details > summary::-webkit-details-marker { display: none; }
details > summary.btn { display: inline-block; }
details:not(.card) > summary { display: block; }

/* forms */
label { display: flex; flex-direction: column; gap: .3rem; font-size: .88rem; font-weight: 600; }
input[type=text], input[type=email], input[type=password], input[type=date], textarea, select {
    width: 100%; padding: .55rem .7rem; font: inherit; font-weight: 400; color: var(--text);
    background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px;
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--primary); outline-offset: 0; border-color: var(--primary); }
input[readonly] { opacity: .85; }
.stack { display: flex; flex-direction: column; gap: .8rem; }
.grid-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: .8rem; align-items: end; }
.grid-form .wide { grid-column: 1 / -1; }
.check { flex-direction: row; align-items: center; gap: .5rem; }
.check input { width: auto; }
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: .8rem; align-items: end; }
.copy-row { display: flex; gap: .5rem; }

/* buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .35rem; padding: .5rem 1rem;
    font: inherit; font-weight: 600; font-size: .9rem; cursor: pointer; color: var(--text);
    background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px;
}
.btn:hover { text-decoration: none; filter: brightness(.97); }
.btn-primary { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
.btn-danger { background: var(--danger-bg); color: var(--danger); border-color: var(--danger); }
.btn-ghost { background: transparent; color: inherit; border-color: rgba(127, 127, 127, .45); }
.btn-icon {
    width: 1.9rem; height: 1.9rem; font-size: 1.2rem; line-height: 1; cursor: pointer; color: var(--danger);
    background: transparent; border: 1px solid transparent; border-radius: 6px;
}
.btn-icon:hover { background: var(--danger-bg); border-color: var(--danger); }

/* alerts, badges */
.alert { padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; border: 1px solid transparent; }
.alert ul { margin: 0; padding-inline-start: 1.2rem; }
.alert-ok { background: var(--ok-bg); color: var(--ok); border-color: var(--ok); }
.alert-warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn); }
.alert-error { background: var(--danger-bg); color: var(--danger); border-color: var(--danger); }
.alert-info { background: var(--info-bg); color: var(--text); border-color: var(--border); }
.badge { display: inline-block; padding: .1rem .55rem; font-size: .75rem; font-weight: 700; border-radius: 999px; vertical-align: middle; }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.bad { background: var(--danger-bg); color: var(--danger); }
.badge.muted { background: var(--surface-2); color: var(--muted); border: 1px solid var(--border); }

/* tables */
.table-wrap { overflow-x: auto; padding: 0; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .6rem .75rem; text-align: start; border-bottom: 1px solid var(--border); vertical-align: middle; white-space: nowrap; }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); background: var(--surface-2); }
tr:last-child td { border-bottom: 0; }
th.num, td.num { text-align: end; }
td.empty { text-align: center; color: var(--muted); padding: 2rem; white-space: normal; }
td.details { white-space: normal; max-width: 420px; }
table.lines td { padding: .35rem .4rem; }
.cell { padding: .35rem .5rem; font-size: .9rem; min-width: 90px; background: transparent; border-color: transparent; }
.cell:hover { border-color: var(--border); }
.cell:focus { background: var(--surface-2); }
.cell-num { min-width: 80px; width: 96px; text-align: end; direction: ltr; }
table.lines td:nth-child(2) .cell { min-width: 150px; }
table.lines td:nth-child(4) .cell { min-width: 140px; }
.cell.saved { box-shadow: 0 0 0 2px var(--ok); }
.cell.failed { box-shadow: 0 0 0 2px var(--danger); }
.row-form { display: grid; grid-template-columns: 2fr 2fr 1.1fr .9fr .9fr auto; gap: .5rem; align-items: center; padding-inline-end: 2.4rem; }
.cell-static { padding: .35rem .5rem; text-align: end; }
.row-head { font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); padding-bottom: .4rem; }
.src-row { position: relative; padding: .4rem 0; border-top: 1px solid var(--border); }
p.empty { text-align: center; padding: 1.5rem; margin: 0; }
.inline-del { position: absolute; inset-inline-end: .5rem; top: 50%; transform: translateY(-50%); margin: 0; }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: .4rem 1.5rem; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; font-weight: 600; }
.pager { display: flex; gap: .5rem; justify-content: center; }

/* login */
.auth-card { max-width: 420px; margin: 8vh auto 0; }

/* toasts */
.toasts { position: fixed; inset-block-end: 1rem; inset-inline-end: 1rem; display: flex; flex-direction: column; gap: .5rem; z-index: 50; max-width: min(420px, 92vw); }
.toast { padding: .7rem 1rem; border-radius: 8px; box-shadow: 0 4px 14px rgba(0, 0, 0, .25); border: 1px solid transparent; background: var(--surface); }
.toast.ok { background: var(--ok-bg); color: var(--ok); border-color: var(--ok); }
.toast.warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn); }
.toast.error { background: var(--danger-bg); color: var(--danger); border-color: var(--danger); }

@media (max-width: 760px) {
    .container { padding: 0 .75rem 3rem; }
    .row-form { grid-template-columns: 1fr 1fr; padding-inline-end: 0; }
    .row-head { display: none; }
    .inline-del { position: static; transform: none; margin-top: .4rem; }
}