/* HomeCare — light & dark themes via [data-theme] on <html> */
:root, [data-theme="light"] {
    --ink: #1a2233; --muted: #667084; --line: #e2e7f0; --bg: #f2f5fa;
    --card: #ffffff; --card-hover: #fbfcfe;
    --accent: #3b6ef6; --accent-2: #7c5cf0; --accent-ink: #ffffff;
    --accent-soft: #e9effe; --accent-soft-ink: #2f5bd0;
    --danger: #c73838; --danger-soft: #fbeaea;
    --ok: #1f8a4c; --ok-soft: #e6f5ec;
    --warn: #b26a12; --warn-soft: #fdf2e0;
    --shadow: 0 1px 2px rgba(20, 30, 60, .05), 0 6px 20px -8px rgba(20, 30, 60, .12);
    --grad: linear-gradient(120deg, var(--accent), var(--accent-2));
}
[data-theme="dark"] {
    --ink: #e6eaf3; --muted: #97a1b6; --line: #2a3245; --bg: #10141d;
    --card: #1a2030; --card-hover: #1f2637;
    --accent: #6a94ff; --accent-2: #a08bff; --accent-ink: #0d1220;
    --accent-soft: #223052; --accent-soft-ink: #a9c1ff;
    --danger: #ff7b7b; --danger-soft: #3a2028;
    --ok: #5ecb8b; --ok-soft: #1b3327;
    --warn: #e8b45c; --warn-soft: #38301c;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -10px rgba(0, 0, 0, .6);
    --grad: linear-gradient(120deg, #4a72e8, #8a6cf0);
}
[data-theme="light"] .only-dark { display: none; }
[data-theme="dark"] .only-light { display: none; }

* { box-sizing: border-box; }
html { scrollbar-color: var(--muted) transparent; }
body {
    margin: 0; font: 15px/1.55 "Segoe UI", system-ui, -apple-system, sans-serif;
    color: var(--ink); background: var(--bg);
    transition: background .25s ease, color .25s ease;
}
.shell { max-width: 1120px; margin: 0 auto; padding: 0 20px 56px; }
.content { margin-top: 20px; }
h1 { font-size: 1.55rem; letter-spacing: -.02em; margin: 18px 0 10px; }
h2 { font-size: 1.05rem; margin: 4px 0 12px; }
h3 { font-size: .95rem; margin: 16px 0 8px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: var(--muted); }
.error {
    color: var(--danger); background: var(--danger-soft);
    padding: 10px 14px; border-radius: 10px; font-weight: 600;
}

/* ------- nav ------- */
.topnav {
    display: flex; gap: 18px; align-items: center; padding: 14px 0;
    border-bottom: 1px solid var(--line); flex-wrap: wrap;
}
.topnav a { color: var(--muted); font-weight: 600; padding: 4px 2px; }
.topnav a:hover { color: var(--ink); text-decoration: none; }
.topnav .brand {
    font-weight: 800; font-size: 1.12rem; color: var(--ink);
    display: flex; align-items: center; gap: 8px;
}
.brand-mark {
    background: var(--grad); color: #fff; width: 30px; height: 30px; border-radius: 9px;
    display: inline-flex; align-items: center; justify-content: center; font-size: 1.05rem;
}
.topnav .spacer { flex: 1; }
.username { font-weight: 600; }
.inline-form { display: inline; }
.linklike { background: none; border: none; color: var(--accent); cursor: pointer; font: inherit; font-weight: 600; padding: 0; }
.theme-toggle {
    background: var(--card); border: 1px solid var(--line); border-radius: 999px;
    width: 36px; height: 36px; cursor: pointer; font-size: 1rem; line-height: 1;
    display: inline-flex; align-items: center; justify-content: center;
}
.lang-switch { display: inline-flex; gap: 4px; }
.chip {
    border: 1px solid var(--line); background: var(--card); color: var(--muted);
    border-radius: 999px; padding: 3px 10px; font-size: .8rem; font-weight: 700; cursor: pointer;
}
.chip-on { background: var(--accent-soft); color: var(--accent-soft-ink); border-color: transparent; }

/* ------- cards & layout ------- */
.card {
    background: var(--card); border: 1px solid var(--line); border-radius: 14px;
    padding: 18px 22px; margin: 16px 0; box-shadow: var(--shadow);
}
.card.narrow { max-width: 430px; margin: 56px auto; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 840px) { .grid2 { grid-template-columns: 1fr; } }

/* ------- stats ------- */
.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(158px, 1fr)); gap: 12px; margin: 16px 0; }
.stat {
    background: var(--card); border: 1px solid var(--line); border-radius: 14px;
    padding: 14px 16px; box-shadow: var(--shadow);
}
.stat .num { font-size: 1.7rem; font-weight: 800; letter-spacing: -.03em; }
.stat .lbl { color: var(--muted); font-size: .8rem; font-weight: 600; margin-top: 2px; }
.stat.alert .num { color: var(--danger); }
.stat.good .num { color: var(--ok); }
.stat.warn .num { color: var(--warn); }
.stat.money .num { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-size: 1.35rem; }

/* ------- forms ------- */
label { display: block; margin: 8px 0; font-weight: 600; font-size: .9rem; }
input, select, textarea {
    display: block; width: 100%; margin-top: 5px; padding: 9px 11px; font: inherit;
    border: 1px solid var(--line); border-radius: 9px; background: var(--card); color: var(--ink);
}
input:focus, select:focus, textarea:focus {
    outline: 2px solid color-mix(in srgb, var(--accent) 55%, transparent); border-color: var(--accent);
}
textarea { min-height: 70px; resize: vertical; }
fieldset { border: 1px solid var(--line); border-radius: 10px; margin: 12px 0; }
.formgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(215px, 1fr)); gap: 0 16px; }
.checkline { display: flex; gap: 9px; align-items: center; }
.checkline input { width: auto; display: inline; margin: 0; }

/* ------- buttons ------- */
button, .button {
    padding: 7px 15px; border-radius: 9px; border: 1px solid var(--line); background: var(--card);
    color: var(--ink); cursor: pointer; font: inherit; font-weight: 600; display: inline-block;
    transition: transform .06s ease, filter .15s ease;
}
button:hover, .button:hover { filter: brightness(.97); text-decoration: none; }
button:active { transform: translateY(1px); }
button.primary { background: var(--grad); border-color: transparent; color: #fff; }
button.secondary { background: var(--accent-soft); color: var(--accent-soft-ink); border-color: transparent; }
button.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, transparent); background: transparent; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ------- tables ------- */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; padding: 8px 10px; color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; border-bottom: 1px solid var(--line); }
td { text-align: left; padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: none; }
tr.overdue td { background: var(--danger-soft); }
.badge { background: var(--accent-soft); color: var(--accent-soft-ink); border-radius: 999px; padding: 3px 11px; font-size: .8em; font-weight: 700; }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
code.invite { font-size: 1.25em; letter-spacing: 3px; background: var(--accent-soft); color: var(--accent-soft-ink); padding: 3px 10px; border-radius: 8px; font-weight: 700; }

/* ------- device cards ------- */
.searchbar { position: relative; margin: 14px 0; }
.searchbar input { padding-left: 38px; }
.searchbar::before { content: "🔍"; position: absolute; left: 12px; top: 50%; transform: translateY(-46%); opacity: .6; }
.device-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; margin: 14px 0; }
.device-card {
    background: var(--card); border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
    box-shadow: var(--shadow); display: block; color: var(--ink); transition: transform .1s ease, border-color .15s;
}
.device-card:hover { transform: translateY(-2px); border-color: var(--accent); text-decoration: none; }
.device-thumb {
    height: 130px; background: var(--accent-soft); display: flex; align-items: center; justify-content: center;
    font-size: 2.4rem; position: relative; overflow: hidden;
}
.device-thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.device-body { padding: 12px 14px 14px; }
.device-body .name { font-weight: 700; }
.device-body .meta { color: var(--muted); font-size: .84rem; margin-top: 2px; }
.device-body .tags { margin-top: 8px; display: flex; gap: 6px; flex-wrap: wrap; }
.photo-hero { max-width: 320px; border-radius: 12px; border: 1px solid var(--line); display: block; }

/* ------- calendar ------- */
.calendar-nav { display: flex; align-items: center; gap: 16px; margin: 8px 0; }
.calendar { table-layout: fixed; }
.calendar td { height: 96px; padding: 5px 7px; border: 1px solid var(--line); }
.calendar td.outside { background: color-mix(in srgb, var(--bg) 60%, var(--card)); color: var(--muted); }
.calendar td.today .daynum { background: var(--grad); color: #fff; border-radius: 999px; padding: 2px 8px; }
.daynum { font-weight: 800; font-size: .82em; }
.event { display: block; font-size: .76em; margin-top: 3px; padding: 2px 7px; border-radius: 6px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.event.task { background: var(--accent-soft); color: var(--accent-soft-ink); }
.event.warranty { background: var(--warn-soft); color: var(--warn); }
.event.done { text-decoration: line-through; opacity: .55; }
.legend { display: inline-block; width: 12px; height: 12px; border-radius: 4px; vertical-align: -1px; }
.legend.task { background: var(--accent-soft); border: 1px solid var(--accent); }
.legend.warranty { background: var(--warn-soft); border: 1px solid var(--warn); }
.upload { display: flex; gap: 16px; align-items: end; flex-wrap: wrap; }
pre.instructions { white-space: pre-wrap; font: inherit; background: var(--accent-soft); color: inherit; padding: 10px 12px; border-radius: 9px; margin: 6px 0 0; }
