:root {
    --ptcl-green: #006736;
    --ptcl-green-deep: #004d28;
    --ptcl-lime: #a5cc4d;
    --ptcl-lime-2: #4dc247;
    --ptcl-lime-dark: #458c10;
    --bg: #f3f3f3;
    --bg-elev: #ffffff;
    --bg-card: #ffffff;
    --line: #e0e1e2;
    --text: #303132;
    --muted: #666666;
    --accent: #006736;
    --accent-2: #458c10;
    --live: #4dc247;
    --off: #d64545;
    --radius: 12px;
    --font: "Source Sans 3", "Helvetica Neue", Helvetica, Arial, sans-serif;
    --rail: #006736;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); font-family: var(--font); }
a { color: var(--accent-2); text-decoration: none; }
button, input, select { font-family: inherit; }
select {
    background: #fff;
    border: 1px solid var(--line);
    color: var(--text);
    border-radius: 8px;
    padding: 8px 10px;
}
.muted { color: var(--muted); }
.small { font-size: 12px; }

.btn, .btn-primary, .btn.ghost, .btn.sm {
    border: 1px solid var(--line);
    background: #fff;
    color: var(--text);
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
}
.btn:hover { border-color: var(--ptcl-green); color: var(--ptcl-green); }
.btn-primary {
    background: var(--ptcl-green);
    border-color: var(--ptcl-green);
    color: #fff;
    padding: 10px 16px;
    border-radius: 10px;
    cursor: pointer;
}
.btn-primary:hover { background: var(--ptcl-green-deep); }
.btn.ghost { background: transparent; }
.btn.sm { padding: 5px 9px; font-size: 12px; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.auth-body { min-height: 100vh; }
.login-screen {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background:
        linear-gradient(180deg, var(--ptcl-green) 0%, var(--ptcl-lime-dark) 48%, var(--ptcl-lime) 100%);
}
.login-panel {
    width: min(420px, 92vw);
    background: #fff;
    border: 0;
    border-radius: 20px;
    padding: 32px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}
.login-brand { margin-bottom: 24px; text-align: center; }
.login-brand p { margin: 8px 0 0; color: var(--muted); }
.login-logo {
    display: block;
    width: min(195px, 66%);
    height: auto;
    margin: 0 auto;
}
.login-form { display: grid; gap: 12px; }
.login-form label, .form-panel label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.login-form input, .form-panel input, .form-panel select, .search-form input, .dialog input, .dialog select, .player-toolbar input {
    background: #fff;
    border: 1px solid #d7d7d7;
    color: var(--text);
    border-radius: 8px;
    padding: 10px 12px;
}
.check { display: flex !important; align-items: center; gap: 8px; }
.alert { background: #fdecec; color: #9b1c1c; padding: 10px; border-radius: 8px; }
.hint, .copy { color: var(--muted); font-size: 12px; margin-top: 12px; }
.copy a { color: inherit; }
.copy a:hover { color: var(--ptcl-green); }
.field-error { color: #c62828; font-size: 12px; }

.shell {
    display: grid;
    grid-template-columns: 76px 240px 1fr;
    min-height: 100vh;
    transition: grid-template-columns 0.2s ease;
}
.shell.groups-collapsed {
    grid-template-columns: 76px 0 1fr;
}
.rail {
    background: var(--rail);
    border-right: 0;
    display: flex;
    flex-direction: column;
    padding: 16px 10px;
    position: sticky;
    top: 0;
    height: 100vh;
}
.brand {
    width: 56px;
    margin: 0 auto 16px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    padding: 6px 5px;
}
.brand img {
    display: block;
    width: 100%;
    height: auto;
}
.rail-nav { display: flex; flex-direction: column; gap: 6px; }
.rail-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 11px;
    padding: 10px 4px;
    border-radius: 10px;
}
.rail-nav a.active, .rail-nav a:hover,
.rail-toggle.active, .rail-toggle:hover { background: rgba(165, 204, 77, 0.22); color: #fff; }
.rail-toggle {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    width: 100%;
    color: rgba(255, 255, 255, 0.82);
    font-size: 11px;
    padding: 10px 4px;
    border-radius: 10px;
    background: transparent;
    border: 0;
    cursor: pointer;
}
.icon { font-size: 16px; }
.rail-foot { margin-top: auto; }
.rail-signout {
    width: 100%;
    background: transparent;
    border: 0;
    color: var(--ptcl-lime);
    cursor: pointer;
    font-size: 18px;
}

.tree-pane {
    background: var(--bg-elev);
    border-right: 1px solid var(--line);
    height: 100vh;
    position: sticky;
    top: 0;
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
}
.shell.groups-collapsed .tree-pane {
    border-right: 0;
    pointer-events: none;
}
.tree-head { padding: 16px; font-weight: 600; border-bottom: 1px solid var(--line); color: var(--ptcl-green); white-space: nowrap; }
.tree-scroll { overflow: auto; padding: 8px 10px 24px; min-width: 240px; }
.tree-node { margin: 4px 0; }
.tree-node summary { list-style: none; display: flex; justify-content: space-between; gap: 8px; cursor: pointer; }
.tree-node summary a { color: var(--text); }
.tree-count { color: var(--muted); font-size: 11px; }
.tree-cam { display: flex; align-items: center; gap: 6px; padding: 4px 8px 4px 16px; color: var(--muted); font-size: 13px; }
.tree-cam.active, .tree-cam:hover { color: var(--ptcl-green); background: #eef4e6; border-radius: 8px; }
.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot.on, .status.on { background: var(--live); }
.dot.off, .status.off { background: var(--off); }

.main { min-width: 0; background: var(--bg); }
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
    background: #fff;
    border-bottom: 3px solid var(--ptcl-green);
}
.topbar h1 { margin: 0; font-size: 22px; color: var(--ptcl-green); font-weight: 700; }
.topbar-user { display: flex; gap: 12px; color: var(--muted); font-size: 13px; }
.content { padding: 8px 24px 40px; }

.stats-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; box-shadow: 0 1px 2px rgba(0,0,0,.04); }
.stat span { color: var(--muted); font-size: 12px; }
.stat strong { display: block; font-size: 26px; margin-top: 4px; }
.stat.live strong { color: var(--ptcl-lime-dark); }
.stat.off strong { color: var(--off); }

.toolbar { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.search-form, .toolbar-actions { display: flex; gap: 8px; align-items: center; }
.crumb { color: var(--muted); margin: 0 0 16px; }
.empty { padding: 48px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: var(--radius); }

.camera-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.camera-card {
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 1px 3px rgba(0,0,0,.06);
}
.card-check { position: absolute; top: 10px; left: 10px; z-index: 2; }
.card-preview {
    display: block;
    height: 130px;
    background: #0a101c center/cover no-repeat;
    position: relative;
}
.status {
    position: absolute;
    right: 10px;
    bottom: 10px;
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 999px;
    color: #fff;
    background: var(--ptcl-green);
}
.status.on { background: var(--ptcl-lime-2); color: #083016; }
.status.off { background: var(--off); color: #fff; }
.card-body { padding: 12px; }
.card-body h3 { margin: 0 0 4px; font-size: 15px; }
.group-label { color: var(--muted); font-size: 12px; margin: 0 0 8px; }
.card-meta { display: flex; justify-content: space-between; color: var(--muted); font-size: 12px; }
.card-actions { display: flex; gap: 6px; margin-top: 10px; }

.zone-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.zone-card { display: block; background: var(--bg-card); border: 1px solid var(--line); border-radius: 14px; padding: 16px; color: var(--text); }
.zone-card h3 { margin: 0 0 6px; }
.bar { height: 6px; background: #ececec; border-radius: 99px; overflow: hidden; margin: 10px 0; }
.bar span { display: block; height: 100%; background: var(--live); }

.panel { background: var(--bg-card); border: 1px solid var(--line); border-radius: 14px; padding: 16px; }
.panel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.form-panel { max-width: 520px; display: grid; gap: 12px; }
.form-panel form { display: grid; gap: 12px; }
.data { width: 100%; border-collapse: collapse; }
.data th, .data td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); font-size: 14px; }
.row-actions, .inline { display: inline-flex; gap: 10px; align-items: center; }
.link-btn { background: none; border: 0; color: var(--accent-2); cursor: pointer; padding: 0; }
.form-panel.wide { max-width: 920px; }
.perm-list { display: grid; gap: 6px; max-height: 50vh; overflow: auto; }
.perm-row { display: grid; grid-template-columns: 1.4fr 1fr auto auto auto; gap: 8px; align-items: center; padding: 8px; border: 1px solid var(--line); border-radius: 8px; }
.perm-row label { display: flex; align-items: center; gap: 8px; color: var(--text); }
.perm-flag { font-size: 12px; color: var(--muted); }
.pill { font-size: 11px; padding: 2px 8px; border-radius: 99px; background: #eef4e6; color: var(--ptcl-green); }
.pill.done { background: rgba(36, 208, 122, 0.2); color: var(--live); }
.pill.error { background: rgba(255, 93, 108, 0.2); color: var(--off); }

.player-page { display: flex; flex-direction: column; gap: 10px; min-height: calc(100vh - 110px); }
.player-toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.mode-btn { background: #fff; color: var(--text); border: 1px solid var(--line); border-radius: 8px; padding: 7px 12px; cursor: pointer; }
.mode-btn.active { background: var(--ptcl-green); border-color: var(--ptcl-green); color: #fff; }
.clock { color: var(--muted); font-variant-numeric: tabular-nums; }
.speed button { background: #fff; color: var(--text); border: 1px solid var(--line); border-radius: 6px; margin-right: 4px; cursor: pointer; }
.speed button.active { background: var(--ptcl-green); color: #fff; border-color: var(--ptcl-green); }
.video-stage { position: relative; background: #000; border-radius: 12px; overflow: hidden; min-height: 48vh; flex: 1; }
.video-stage video, .video-stage .video-js { width: 100%; height: 100%; position: absolute; inset: 0; }
#mse-video { z-index: 2; }
.player-status { position: absolute; z-index: 3; left: 12px; top: 12px; background: rgba(0,0,0,.55); padding: 4px 8px; border-radius: 6px; font-size: 12px; }
.timeline-wrap { background: #111; border-radius: 10px; padding: 8px; }
.timeline-tools { display: flex; gap: 8px; align-items: center; color: var(--muted); margin-bottom: 6px; }
#timelineCanvas { width: 100%; height: 92px; display: block; }

.live-grid { display: grid; gap: 8px; }
.live-grid.cols-2 { grid-template-columns: 1fr 1fr; }
.live-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.live-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.live-grid.cols-5 { grid-template-columns: repeat(5, 1fr); }
.live-grid.cols-6 { grid-template-columns: repeat(6, 1fr); }
.live-grid.cols-7 { grid-template-columns: repeat(7, 1fr); }
.cell { background: #000; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; min-height: 220px; position: relative; }
.cell header { position: absolute; z-index: 2; left: 8px; top: 8px; display: flex; gap: 8px; font-size: 12px; background: rgba(0,0,0,.45); padding: 4px 8px; border-radius: 6px; }
.cell video, .cell .video-js { width: 100%; height: 100%; object-fit: contain; }
.empty-slot { display: grid; place-items: center; height: 220px; color: var(--muted); }
.multi-toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 12px; }
.dialog { background: var(--bg-card); color: var(--text); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.dialog::backdrop { background: rgba(16, 24, 16, 0.45); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }
.clip-dialog { width: min(440px, calc(100vw - 32px)); }
.clip-dialog h3 { margin: 0 0 6px; color: var(--ptcl-green); }
.clip-dialog label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); margin: 10px 0; }
.clip-times { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 8px 0 4px; }
.clip-times fieldset {
    margin: 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px;
}
.clip-times legend { color: var(--ptcl-green); font-size: 12px; padding: 0 6px; }
.time-row { display: flex; gap: 6px; }
.time-row select { flex: 1; min-width: 0; padding: 8px 6px; }

@media (max-width: 980px) {
    .shell, .shell.groups-collapsed { grid-template-columns: 64px 1fr; }
    .tree-pane {
        display: none;
        position: fixed;
        left: 64px;
        top: 0;
        z-index: 30;
        width: min(280px, calc(100vw - 64px));
        min-width: 0;
        height: 100vh;
        box-shadow: 8px 0 28px rgba(0, 0, 0, 0.18);
        pointer-events: auto;
        border-right: 1px solid var(--line);
    }
    .shell.groups-open .tree-pane { display: flex; }
    .tree-scroll { min-width: 0; }
    .live-grid.cols-2, .live-grid.cols-3, .live-grid.cols-4, .live-grid.cols-5, .live-grid.cols-6, .live-grid.cols-7 { grid-template-columns: 1fr; }
}