body[data-skin="windows"] {
    --accent: #6cb8ff;
    --taskbar-bg: linear-gradient(180deg, rgba(25, 34, 54, 0.88), rgba(18, 23, 37, 0.96));
    --window-bg: #f3f7fb;
    --window-header-bg: linear-gradient(180deg, #eff7ff, #d7e6f8);
    --desktop-font: "Segoe UI", "IBM Plex Sans", sans-serif;
    --taskbar-height: 56px;
    --taskbar-left: 0;
    --taskbar-right: 0;
    --taskbar-bottom: 0;
    --taskbar-width: 100%;
    --taskbar-radius: 0;
    --taskbar-justify: center;
    --icon-top: 22px;
    --icon-left: 24px;
    --shell-text: #eff4ff;
    --card-bg: rgba(25, 37, 58, 0.2);
    --shell-border: rgba(186, 207, 240, 0.18);
}

body[data-skin="windows"] .taskbar {
    gap: 12px;
    padding: 8px 16px;
    border-left: 0;
    border-right: 0;
    border-bottom: 0;
    backdrop-filter: blur(18px);
    box-shadow: 0 -10px 28px rgba(7, 12, 23, 0.35);
}

body[data-skin="windows"] .start-button {
    min-width: 48px;
    justify-content: center;
    border-radius: 6px;
    padding: 10px 12px;
    margin-left: auto;
    background: rgba(255, 255, 255, 0.12);
}

body[data-skin="windows"] .start-button-label {
    display: none;
}

body[data-skin="windows"] .start-menu {
    left: 50%;
    bottom: 68px;
    transform: translateX(-50%);
    grid-template-columns: minmax(320px, 380px) minmax(220px, 280px);
    width: min(760px, calc(100% - 32px));
    padding: 22px;
    border-radius: 22px;
    background:
        linear-gradient(180deg, rgba(33, 43, 66, 0.82), rgba(19, 26, 40, 0.92));
    border-color: rgba(173, 199, 232, 0.2);
}

body[data-skin="windows"] .start-menu::before {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), transparent 18%, transparent);
}

body[data-skin="windows"] .start-menu-header {
    padding-bottom: 14px;
}

body[data-skin="windows"] .start-menu-header h2 {
    font-size: 24px;
    font-weight: 600;
}

body[data-skin="windows"] .start-menu-column:last-child {
    padding-left: 10px;
    border-left: 1px solid rgba(255, 255, 255, 0.08);
}

body[data-skin="windows"] .start-menu-entry {
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.06);
}

body[data-skin="windows"] .start-menu-entry-badge {
    border-radius: 10px;
    background: rgba(131, 176, 255, 0.16);
}

body[data-skin="windows"] .window {
    border-radius: 10px 10px 0 0;
    border: 1px solid rgba(69, 120, 194, 0.45);
    box-shadow: 0 28px 80px rgba(8, 17, 33, 0.28);
}

body[data-skin="windows"] .window-header {
    min-height: 38px;
    padding: 8px 8px 8px 14px;
    background: linear-gradient(180deg, #eff7ff, #dcecff 54%, #cae0fb);
}

body[data-skin="windows"] .window-title {
    color: #12345b;
    font-weight: 600;
}

body[data-skin="windows"] .window-actions {
    gap: 2px;
}

body[data-skin="windows"] .window-action {
    width: 42px;
    height: 28px;
    border-radius: 0;
    background: transparent;
    color: #12345b;
}

body[data-skin="windows"] .window-action:hover {
    background: rgba(29, 78, 216, 0.12);
}

body[data-skin="windows"] .window-action[data-action="close"]:hover {
    background: #dc2626;
    color: #fff;
}

body[data-skin="windows"] .window-action span {
    font-size: 13px;
    font-weight: 700;
}

body[data-skin="windows"] .taskbar-app-button {
    border-radius: 6px;
    min-width: 156px;
    background: rgba(255, 255, 255, 0.14);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

body[data-skin="windows"] .taskbar-app-button.is-focused {
    background: linear-gradient(180deg, rgba(121, 190, 255, 0.92), rgba(86, 161, 255, 0.88));
}

body[data-skin="windows"] .taskbar-app-button-badge {
    border-radius: 7px;
    background: rgba(8, 21, 41, 0.24);
}

body[data-skin="windows"] .taskbar-apps {
    justify-content: center;
    flex: 0 1 auto;
    min-width: 0;
    margin-right: auto;
}

body[data-skin="windows"] .tray {
    margin-left: auto;
}

body[data-skin="windows"] .widget-card {
    background: rgba(23, 35, 56, 0.34);
    border-color: rgba(188, 210, 241, 0.16);
}

body[data-skin="windows"] .desktop-icon {
    border-radius: 12px;
}

body[data-skin="windows"] .desktop-icon-badge {
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(45, 82, 148, 0.84), rgba(21, 40, 74, 0.92));
}