.session-control-island {
    bottom: max(12px, env(safe-area-inset-bottom));
    width: 56px;
    opacity: 0.08;
    filter: saturate(0.72);
    transition: opacity 240ms ease, transform 240ms ease, filter 240ms ease;
}
.session-control-island.is-stimulating:not(.is-open):not(:hover):not(:focus-within) {
    opacity: 0.014;
    filter: saturate(0.45);
}
.session-control-island:hover,
.session-control-island:focus-within { opacity: 0.7; }
.session-control-island.is-open {
    opacity: 0.98;
    filter: saturate(1);
}
.session-control-island.is-paused:not(.is-open),
.session-control-island.is-checkin:not(.is-open) { opacity: 0.5; }
.session-control-island.is-dimmed { opacity: 0.012; }
.island-tray {
    left: 50%;
    bottom: calc(100% + 8px);
    width: min(420px, calc(100vw - 24px));
    min-height: 0;
    max-height: calc(100svh - 90px);
    padding: 0;
    overflow: auto;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    border-radius: 32px;
    border: 1px solid rgba(148, 163, 184, 0.17);
    background: rgba(8, 15, 28, 0.9);
    box-shadow: 0 24px 68px rgba(2, 6, 23, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.055);
    backdrop-filter: blur(26px) saturate(1.02);
    -webkit-backdrop-filter: blur(26px) saturate(1.02);
    filter: blur(7px);
    transform: translate(-50%, 28px) scale(0.82);
    transform-origin: 50% calc(100% + 34px);
    transition: opacity 170ms ease, transform 280ms cubic-bezier(0.22, 1, 0.36, 1),
        filter 200ms ease, border-radius 240ms ease, visibility 0s linear 280ms;
}
.island-tray::before {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 30%);
    opacity: 0.8;
}
.session-control-island.is-open .island-tray {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    border-radius: 24px;
    filter: blur(0);
    transform: translate(-50%, 0) scale(1);
    transition-delay: 0s;
}
.session-control-island.is-paused.is-open + .breathe-text.show {
    transform: translateY(clamp(-130px, -18vh, -105px)) scale(0.9);
}
.dialog-box.dialog-box--checkin.dialog-suspended-by-menu {
    opacity: 0 !important;
    pointer-events: none;
    filter: blur(5px);
    transform: translateY(-18px) scale(0.96) !important;
}
.control-menu-shell {
    position: relative;
    z-index: 1;
    padding: 12px 16px 14px;
    color: #f8fafc;
}
.control-menu-row {
    min-height: 60px;
    display: grid;
    grid-template-columns: 94px minmax(0, 1fr) 58px;
    align-items: center;
    gap: 12px;
    padding: 4px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 170ms ease, transform 220ms cubic-bezier(0.22, 1, 0.36, 1);
}
.session-control-island.is-open .control-menu-row { opacity: 1; transform: translateY(0); }
.session-control-island.is-open .control-menu-row:nth-child(1) { transition-delay: 35ms; }
.session-control-island.is-open .control-menu-row:nth-child(2) { transition-delay: 55ms; }
.session-control-island.is-open .control-menu-row:nth-child(3) { transition-delay: 75ms; }
.session-control-island.is-open .control-menu-row:nth-child(4) { transition-delay: 95ms; }

.control-menu-label {
    font-size: 0.82rem;
    line-height: 1.2;
    font-weight: 600;
    color: rgba(226, 232, 240, 0.78);
}
.control-menu-value {
    min-width: 56px;
    padding: 8px 6px;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.08);
    color: rgba(248, 250, 252, 0.9);
    font-size: 0.76rem;
    font-variant-numeric: tabular-nums;
    line-height: 1;
    text-align: center;
}
.control-menu-slider { min-width: 0; }
.control-menu-slider .island-slider {
    --range-progress: 50%;
    display: block;
    width: 100%;
    height: 44px;
    margin: 0;
    background: linear-gradient(90deg, rgba(45, 212, 191, 0.78) 0 var(--range-progress), rgba(148, 163, 184, 0.18) var(--range-progress) 100%);
    background-size: 100% 4px;
    background-position: center;
    background-repeat: no-repeat;
}
.control-menu-slider .island-slider::-webkit-slider-runnable-track { height: 4px; background: transparent; }
.control-menu-slider .island-slider::-webkit-slider-thumb {
    width: 20px;
    height: 20px;
    margin-top: -8px;
    border: 2px solid rgba(8, 15, 28, 0.9);
    background: #e2e8f0;
    box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.16), 0 3px 10px rgba(2, 6, 23, 0.32);
}
.control-menu-slider .island-slider::-moz-range-track { height: 4px; background: transparent; }
.control-menu-slider .island-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(8, 15, 28, 0.9);
    background: #e2e8f0;
    box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.16), 0 3px 10px rgba(2, 6, 23, 0.32);
}

.control-audio-toggle {
    grid-column: 2 / 4;
    justify-self: end;
    min-width: 108px;
    height: 44px;
    padding: 0 7px 0 14px;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border: 1px solid rgba(148, 163, 184, 0.14);
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.055);
    color: rgba(226, 232, 240, 0.74);
    font-size: 0.78rem;
    cursor: pointer;
}
.control-audio-toggle:disabled { cursor: default; color: rgba(148, 163, 184, 0.58); }

.control-audio-switch {
    width: 42px;
    height: 28px;
    padding: 3px;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.24);
    transition: background 180ms ease;
}

.control-audio-switch i {
    display: block;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(248, 250, 252, 0.92);
    box-shadow: 0 2px 8px rgba(2, 6, 23, 0.28);
    transition: transform 180ms ease;
}

.control-audio-toggle[aria-pressed="true"] {
    border-color: rgba(45, 212, 191, 0.34);
    color: #f8fafc;
}

.control-audio-toggle[aria-pressed="true"] .control-audio-switch { background: rgba(20, 184, 166, 0.8); }
.control-audio-toggle[aria-pressed="true"] .control-audio-switch i { transform: translateX(14px); }

.control-menu-row--color { grid-template-columns: 94px minmax(0, 1fr) auto; }
.control-menu-row .island-swatches { justify-content: flex-start; gap: 2px; }
.control-menu-row .island-color-btn {
    position: relative;
    flex: 0 0 44px;
    width: 44px; min-width: 44px; max-width: 44px;
    height: 44px; min-height: 44px; max-height: 44px;
    aspect-ratio: 1;
    border: 0;
    background: transparent;
}
.control-menu-row .island-color-btn::before {
    content: "";
    position: absolute;
    inset: 8px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 50%;
    background: var(--island-color);
    transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}
.control-menu-row .island-color-btn:hover::before { transform: scale(1.08); }
.control-menu-row .island-color-btn.active { transform: none; }
.control-menu-row .island-color-btn.active::before {
    border-color: rgba(255, 255, 255, 0.92);
    box-shadow: 0 0 0 2px rgba(8, 15, 28, 0.95), 0 0 0 4px rgba(45, 212, 191, 0.72);
}
.control-menu-row .island-mini-btn { min-width: 72px; height: 44px; font-size: 0.72rem; }
.control-menu-row .island-mini-btn.active {
    border-color: rgba(45, 212, 191, 0.42);
    background: rgba(45, 212, 191, 0.12);
    color: #f8fafc;
}
.control-menu-footer { padding-top: 12px; opacity: 0; transform: translateY(5px); transition: opacity 170ms ease 110ms, transform 220ms ease 110ms; }
.session-control-island.is-open .control-menu-footer { opacity: 1; transform: translateY(0); }

.control-menu-finish {
    width: min(250px, 100%);
    min-height: 46px;
    margin: 0 auto;
    padding: 0 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    border: 1px solid rgba(148, 163, 184, 0.13);
    border-radius: 14px;
    background: rgba(148, 163, 184, 0.035);
    color: rgba(203, 213, 225, 0.62);
    font-size: 0.78rem;
    cursor: pointer;
}

.control-menu-finish svg { width: 17px; height: 17px; }
.control-menu-finish:hover { border-color: rgba(248, 113, 113, 0.28); color: rgba(254, 202, 202, 0.9); }

.island-finish-confirm {
    display: none;
    min-height: 46px;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: rgba(226, 232, 240, 0.88);
    font-size: 0.78rem;
}

.session-control-island.is-confirming-finish .control-menu-finish { display: none; }
.session-control-island.is-confirming-finish .island-finish-confirm { display: flex; }

.island-crystal.island-menu-btn {
    appearance: none;
    width: 56px;
    height: 56px;
    padding: 0;
    display: grid;
    place-items: center;
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 50%;
    background: rgba(8, 15, 28, 0.52);
    color: rgba(226, 232, 240, 0.84);
    cursor: pointer;
    animation: none;
    transition: border-color 180ms ease, background 180ms ease, color 180ms ease;
}
.session-control-island.is-open .island-menu-btn { border-color: rgba(45, 212, 191, 0.42); background: rgba(8, 15, 28, 0.86); }

.island-menu-lines { width: 22px; display: grid; gap: 4px; }
.island-menu-lines i {
    display: block;
    width: 18px;
    height: 2px;
    margin: 0 auto;
    border-radius: 99px;
    background: currentColor;
    transition: width 180ms ease, transform 200ms ease, opacity 160ms ease;
}

.island-menu-lines i:nth-child(2) { width: 22px; }
.island-menu-lines i:nth-child(3) { width: 13px; }
.session-control-island.is-open .island-menu-lines i:first-child { width: 20px; transform: translateY(6px) rotate(45deg); }
.session-control-island.is-open .island-menu-lines i:nth-child(2) { opacity: 0; transform: scaleX(0.2); }
.session-control-island.is-open .island-menu-lines i:last-child { width: 20px; transform: translateY(-6px) rotate(-45deg); }

.control-audio-toggle:not(:disabled):hover,
.island-crystal.island-menu-btn:hover { border-color: rgba(255, 255, 255, 0.22); color: #f8fafc; }

.control-audio-toggle:focus-visible,
.island-color-btn:focus-visible,
.island-mini-btn:focus-visible,
.control-menu-finish:focus-visible,
.island-crystal.island-menu-btn:focus-visible {
    outline: 2px solid rgba(45, 212, 191, 0.86);
    outline-offset: 3px;
}