/* OS-2045 Wave A — Power, Run, Help, Quick-Settings, Notification Center,
 * Window-Snap preview. All scoped under [data-theme-mode="os2045"] so the
 * Win3.11 / classic themes stay untouched.
 */

[data-theme-mode="os2045"] {

    /* ─── Snap preview overlay ─────────────────────────────────────────── */
    .os-snap-preview {
        position: absolute;
        pointer-events: none;
        background: color-mix(in srgb, var(--theme-accent, #5fd1ff) 22%, transparent);
        border: 2px solid color-mix(in srgb, var(--theme-accent, #5fd1ff) 70%, transparent);
        border-radius: 10px;
        opacity: 0;
        transform: scale(0.98);
        transition: opacity 110ms ease, transform 110ms ease;
        z-index: 1500;
        box-shadow: 0 8px 40px color-mix(in srgb, var(--theme-accent, #5fd1ff) 35%, transparent);
    }
    .os-snap-preview.show {
        opacity: 1;
        transform: scale(1);
    }
    .os-reduced-motion .os-snap-preview { transition: none !important; }

    /* ─── Power overlay ─────────────────────────────────────────────────── */
    .os-power-overlay,
    .os-help-overlay,
    .os-run-overlay {
        position: fixed; inset: 0;
        display: none;
        align-items: center;
        justify-content: center;
        background: rgba(4, 8, 14, 0.55);
        backdrop-filter: blur(8px) saturate(1.1);
        -webkit-backdrop-filter: blur(8px) saturate(1.1);
        z-index: 4000;
        animation: os-fadein 120ms ease;
    }
    .os-power-overlay.open,
    .os-help-overlay.open,
    .os-run-overlay.open { display: flex; }
    @keyframes os-fadein { from { opacity: 0; } to { opacity: 1; } }

    .os-power-dialog {
        background: linear-gradient(180deg, rgba(18,26,38,0.96), rgba(10,15,24,0.96));
        border: 1px solid rgba(255,255,255,0.08);
        border-radius: 16px;
        width: min(440px, 92vw);
        box-shadow: 0 20px 80px rgba(0,0,0,0.55);
        overflow: hidden;
        color: #e9edf3;
    }
    .op-head {
        display: flex; align-items: center;
        padding: 14px 18px 10px;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    .op-title { font-weight: 600; font-size: 14px; letter-spacing: 0.04em; flex: 1; }
    .op-x {
        background: transparent; border: 0; color: #aab3c0;
        font-size: 14px; cursor: pointer; padding: 4px 8px; border-radius: 6px;
    }
    .op-x:hover { background: rgba(255,255,255,0.06); color: #fff; }
    .op-list { padding: 10px; display: flex; flex-direction: column; gap: 4px; }
    .op-item {
        display: flex; gap: 14px; align-items: center;
        padding: 12px 14px;
        background: transparent;
        border: 1px solid transparent;
        border-radius: 10px;
        color: inherit; cursor: pointer; text-align: left;
        transition: background 120ms ease, border-color 120ms ease;
    }
    .op-item:hover, .op-item:focus-visible {
        background: rgba(255,255,255,0.05);
        border-color: color-mix(in srgb, var(--theme-accent, #5fd1ff) 35%, transparent);
        outline: none;
    }
    .op-item.destructive:hover {
        background: rgba(255, 90, 90, 0.10);
        border-color: rgba(255, 100, 100, 0.45);
    }
    .op-ic {
        flex: 0 0 36px; width: 36px; height: 36px;
        display: grid; place-items: center;
        background: rgba(255,255,255,0.04);
        border-radius: 9px;
        color: var(--theme-accent, #5fd1ff);
    }
    .op-item.destructive .op-ic { color: #ff8a8a; }
    .op-ic svg { width: 20px; height: 20px; }
    .op-body { display: flex; flex-direction: column; gap: 2px; flex: 1; }
    .op-label { font-size: 14px; font-weight: 600; }
    .op-hint { font-size: 12px; color: #99a2af; }

    /* ─── Run dialog ────────────────────────────────────────────────────── */
    .os-run-overlay { align-items: flex-start; padding-top: 12vh; }
    .os-run-dialog {
        background: linear-gradient(180deg, rgba(18,26,38,0.96), rgba(10,15,24,0.96));
        border: 1px solid rgba(255,255,255,0.08);
        border-radius: 14px;
        width: min(620px, 94vw);
        box-shadow: 0 20px 80px rgba(0,0,0,0.55);
        overflow: hidden;
        color: #e9edf3;
    }
    .rd-head {
        display: flex; align-items: center; gap: 10px;
        padding: 12px 16px;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    .rd-icon { width: 24px; height: 24px; color: var(--theme-accent, #5fd1ff); display: grid; place-items: center; }
    .rd-icon svg { width: 18px; height: 18px; }
    .rd-title { font-weight: 600; font-size: 14px; flex: 1; }
    .rd-x {
        background: transparent; border: 0; color: #aab3c0;
        font-size: 14px; cursor: pointer; padding: 4px 8px; border-radius: 6px;
    }
    .rd-x:hover { background: rgba(255,255,255,0.06); color: #fff; }
    .rd-body { padding: 12px 16px; }
    .rd-body input {
        width: 100%;
        background: rgba(255,255,255,0.04);
        border: 1px solid rgba(255,255,255,0.08);
        border-radius: 9px;
        padding: 12px 14px;
        color: #f1f4f9;
        font-size: 15px;
        font-family: inherit;
        outline: none;
        transition: border-color 100ms ease, background 100ms ease;
    }
    .rd-body input:focus {
        border-color: color-mix(in srgb, var(--theme-accent, #5fd1ff) 60%, transparent);
        background: rgba(255,255,255,0.06);
    }
    .rd-sug {
        margin-top: 10px;
        max-height: 320px; overflow: auto;
        display: flex; flex-direction: column; gap: 2px;
    }
    .rd-row {
        display: flex; gap: 10px; align-items: center;
        padding: 9px 12px;
        background: transparent;
        border: 0; border-radius: 8px;
        color: inherit; cursor: pointer; text-align: left;
        transition: background 100ms ease;
    }
    .rd-row:hover { background: rgba(255,255,255,0.05); }
    .rd-row-tag {
        flex: 0 0 28px;
        text-align: center;
        font-family: 'JetBrains Mono', ui-monospace, monospace;
        color: var(--theme-accent, #5fd1ff);
        font-size: 12px;
    }
    .rd-row-icon { flex: 0 0 24px; width: 24px; height: 24px; display: grid; place-items: center; color: var(--theme-accent, #5fd1ff); }
    .rd-row-icon svg { width: 18px; height: 18px; }
    .rd-row-text { flex: 1; font-size: 13px; line-height: 1.4; display: flex; flex-direction: column; gap: 2px; }
    .rd-row-text small { color: #99a2af; font-size: 11px; letter-spacing: 0.05em; }
    .rd-empty { padding: 16px; text-align: center; color: #99a2af; font-size: 12px; }
    .rd-foot {
        padding: 10px 16px;
        display: flex; align-items: center; gap: 10px;
        border-top: 1px solid rgba(255,255,255,0.05);
        background: rgba(255,255,255,0.02);
    }
    .rd-hint { color: #99a2af; font-size: 11px; flex: 1; }
    .rd-go {
        background: var(--theme-accent, #5fd1ff);
        color: #051018;
        border: 0; border-radius: 8px;
        padding: 7px 14px;
        font-weight: 600; font-size: 12px; cursor: pointer;
        transition: filter 100ms ease;
    }
    .rd-go:hover { filter: brightness(1.1); }

    /* ─── Help cheatsheet ───────────────────────────────────────────────── */
    .os-help-dialog {
        background: linear-gradient(180deg, rgba(18,26,38,0.96), rgba(10,15,24,0.96));
        border: 1px solid rgba(255,255,255,0.08);
        border-radius: 14px;
        width: min(720px, 94vw);
        max-height: 86vh;
        display: flex; flex-direction: column;
        box-shadow: 0 20px 80px rgba(0,0,0,0.55);
        overflow: hidden;
        color: #e9edf3;
    }
    .hd-head {
        padding: 14px 18px;
        border-bottom: 1px solid rgba(255,255,255,0.06);
        display: flex; align-items: center;
        flex-wrap: wrap; gap: 10px;
    }
    .hd-title { font-weight: 600; font-size: 15px; flex: 1; }
    .hd-sub   { color: #99a2af; font-size: 12px; }
    .hd-x {
        background: transparent; border: 0; color: #aab3c0;
        font-size: 14px; cursor: pointer; padding: 4px 8px; border-radius: 6px;
    }
    .hd-x:hover { background: rgba(255,255,255,0.06); color: #fff; }
    .hd-body {
        padding: 12px 18px 18px;
        overflow: auto;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 14px 28px;
    }
    @media (max-width: 640px) { .hd-body { grid-template-columns: 1fr; } }
    .hd-sec h3 {
        font-size: 11px; font-weight: 700; letter-spacing: 0.12em;
        color: var(--theme-accent, #5fd1ff);
        margin: 8px 0 6px;
        text-transform: uppercase;
    }
    .hd-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
    .hd-table td { padding: 5px 6px; border-bottom: 1px dashed rgba(255,255,255,0.05); vertical-align: middle; }
    .hd-key { width: 36%; }
    .hd-key kbd {
        display: inline-block;
        padding: 2px 7px;
        background: rgba(255,255,255,0.06);
        border: 1px solid rgba(255,255,255,0.10);
        border-bottom-width: 2px;
        border-radius: 5px;
        font-family: 'JetBrains Mono', ui-monospace, monospace;
        font-size: 11.5px;
        color: #e9edf3;
    }
    .hd-desc { color: #c8cdd6; }

    /* ─── Quick settings panel ──────────────────────────────────────────── */
    .os-quicksettings-panel {
        position: fixed;
        right: 16px;
        bottom: 78px;
        width: min(360px, calc(100vw - 32px));
        max-height: calc(100vh - 110px);
        overflow: auto;
        background: linear-gradient(180deg, rgba(18,26,38,0.96), rgba(10,15,24,0.96));
        border: 1px solid rgba(255,255,255,0.08);
        border-radius: 14px;
        box-shadow: 0 20px 60px rgba(0,0,0,0.5);
        color: #e9edf3;
        padding: 12px;
        opacity: 0;
        transform: translateY(8px);
        pointer-events: none;
        transition: opacity 130ms ease, transform 130ms ease;
        z-index: 3500;
    }
    .os-quicksettings-panel.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
    .qs-head { display: flex; align-items: center; padding: 4px 6px 12px; }
    .qs-head b { font-size: 13px; flex: 1; }
    .qs-more {
        background: transparent; border: 0; color: var(--theme-accent, #5fd1ff);
        cursor: pointer; font-size: 11px; padding: 4px 8px; border-radius: 6px;
    }
    .qs-more:hover { background: rgba(255,255,255,0.05); }
    .qs-sec {
        padding: 10px;
        background: rgba(255,255,255,0.025);
        border: 1px solid rgba(255,255,255,0.04);
        border-radius: 10px;
        margin-bottom: 8px;
    }
    .qs-label { display: block; font-size: 11px; color: #99a2af; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 8px; }
    .qs-accents { display: flex; gap: 6px; flex-wrap: wrap; }
    .qs-accent {
        width: 26px; height: 26px; border-radius: 50%;
        background: var(--c, #5fd1ff);
        border: 2px solid transparent;
        cursor: pointer;
        transition: transform 100ms ease, border-color 100ms ease;
    }
    .qs-accent:hover { transform: scale(1.08); }
    .qs-accent.active {
        border-color: #fff;
        box-shadow: 0 0 0 2px color-mix(in srgb, var(--c, #5fd1ff) 50%, transparent);
    }
    .qs-wallpapers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
    .qs-wall {
        font-size: 10.5px;
        padding: 8px 6px;
        background: rgba(255,255,255,0.04);
        border: 1px solid rgba(255,255,255,0.06);
        color: #c8cdd6;
        border-radius: 7px;
        cursor: pointer;
        transition: background 100ms ease, border-color 100ms ease;
    }
    .qs-wall:hover { background: rgba(255,255,255,0.07); }
    .qs-wall.active { border-color: var(--theme-accent, #5fd1ff); color: #fff; background: rgba(255,255,255,0.07); }
    .qs-scales { display: flex; gap: 6px; }
    .qs-scale {
        flex: 1;
        padding: 7px 6px;
        background: rgba(255,255,255,0.04);
        border: 1px solid rgba(255,255,255,0.06);
        color: #c8cdd6;
        border-radius: 7px;
        cursor: pointer;
        font-size: 11.5px;
        transition: background 100ms ease, border-color 100ms ease;
    }
    .qs-scale:hover { background: rgba(255,255,255,0.07); }
    .qs-scale.active { border-color: var(--theme-accent, #5fd1ff); color: #fff; background: rgba(255,255,255,0.07); }
    .qs-actions {
        display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px;
        margin-top: 6px;
    }
    .qs-act {
        display: flex; flex-direction: column; align-items: center; gap: 4px;
        padding: 10px 6px;
        background: rgba(255,255,255,0.025);
        border: 1px solid rgba(255,255,255,0.04);
        border-radius: 9px;
        color: #c8cdd6; cursor: pointer;
        font-size: 10.5px;
        transition: background 100ms ease, border-color 100ms ease;
    }
    .qs-act:hover {
        background: rgba(255,255,255,0.06);
        border-color: color-mix(in srgb, var(--theme-accent, #5fd1ff) 30%, transparent);
        color: #fff;
    }
    .qs-act svg { width: 18px; height: 18px; color: var(--theme-accent, #5fd1ff); }

    /* ─── Notification panel ────────────────────────────────────────────── */
    .os-notify-panel {
        position: fixed;
        right: 16px;
        bottom: 78px;
        width: min(380px, calc(100vw - 32px));
        max-height: calc(100vh - 110px);
        overflow: hidden;
        display: flex; flex-direction: column;
        background: linear-gradient(180deg, rgba(18,26,38,0.96), rgba(10,15,24,0.96));
        border: 1px solid rgba(255,255,255,0.08);
        border-radius: 14px;
        box-shadow: 0 20px 60px rgba(0,0,0,0.5);
        color: #e9edf3;
        opacity: 0;
        transform: translateY(8px);
        pointer-events: none;
        transition: opacity 130ms ease, transform 130ms ease;
        z-index: 3500;
    }
    .os-notify-panel.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
    .np-head {
        display: flex; align-items: center; gap: 10px;
        padding: 12px 16px;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    .np-head b { flex: 1; font-size: 13px; }
    .np-clear {
        background: transparent; border: 0; color: #99a2af;
        cursor: pointer; font-size: 11px; padding: 4px 8px; border-radius: 6px;
    }
    .np-clear:hover { color: #fff; background: rgba(255,255,255,0.06); }
    .np-list { overflow: auto; max-height: 60vh; padding: 6px; }
    .np-empty { padding: 32px 16px; text-align: center; color: #99a2af; font-size: 12px; }
    .np-item {
        display: grid; grid-template-columns: 32px 1fr auto; gap: 10px;
        padding: 10px 12px;
        border-radius: 9px;
        background: rgba(255,255,255,0.025);
        border: 1px solid rgba(255,255,255,0.04);
        margin-bottom: 4px;
        cursor: pointer;
        transition: background 100ms ease, border-color 100ms ease;
    }
    .np-item:hover { background: rgba(255,255,255,0.05); }
    .np-item.read { opacity: 0.7; }
    .np-item.lvl-success .np-ic { color: #6ce69b; }
    .np-item.lvl-warn    .np-ic { color: #ffc66b; }
    .np-item.lvl-error   .np-ic { color: #ff8a8a; }
    .np-item.lvl-info    .np-ic { color: var(--theme-accent, #5fd1ff); }
    .np-ic { display: grid; place-items: center; }
    .np-ic svg { width: 22px; height: 22px; }
    .np-head-row { display: flex; align-items: baseline; gap: 8px; }
    .np-head-row b { font-size: 13px; flex: 1; }
    .np-time { color: #99a2af; font-size: 10.5px; }
    .np-text { color: #c8cdd6; font-size: 12px; line-height: 1.4; margin-top: 2px; }
    .np-app { color: #6e7686; font-size: 10.5px; letter-spacing: 0.05em; text-transform: uppercase; margin-top: 4px; }
    .np-act {
        margin-top: 6px;
        background: rgba(255,255,255,0.06);
        border: 1px solid rgba(255,255,255,0.08);
        color: var(--theme-accent, #5fd1ff);
        border-radius: 6px; padding: 4px 10px; cursor: pointer;
        font-size: 11.5px;
    }
    .np-act:hover { background: rgba(255,255,255,0.10); }
    .np-x {
        align-self: start;
        background: transparent; border: 0;
        color: #6e7686; cursor: pointer;
        font-size: 12px; padding: 0 4px; border-radius: 4px;
    }
    .np-x:hover { color: #fff; background: rgba(255,255,255,0.08); }

    /* Tray badge for unread notifications */
    .tray-badge {
        position: absolute;
        top: 1px; right: 1px;
        min-width: 14px;
        height: 14px;
        padding: 0 3px;
        background: #ff5757;
        color: #fff;
        font-size: 9px;
        font-weight: 700;
        border-radius: 8px;
        display: grid; place-items: center;
        line-height: 1;
        pointer-events: none;
    }
    #os2045TrayBell { position: relative; }

    /* Reduced motion fallbacks */
    .os-reduced-motion .os-quicksettings-panel,
    .os-reduced-motion .os-notify-panel,
    .os-reduced-motion .os-power-overlay,
    .os-reduced-motion .os-help-overlay,
    .os-reduced-motion .os-run-overlay { transition: none !important; animation: none !important; }
}