/* ============================================================
   simulator-panel.css · 手机外统一模拟控制台
   ------------------------------------------------------------
   主播、观众、消息、送礼与点赞共用一个手风琴容器；各控制器仍使用原
   DOM id，只在这里统一外观、定位和滚动边界。
   ============================================================ */

.simulation-panel {
    position: fixed;
    z-index: 20;
    top: 50%;
    right: 32px;
    width: 300px;
    max-height: calc(100vh - 48px);
    overflow: hidden;
    transform: translateY(-50%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    color: rgba(255, 255, 255, 0.72);
    background:
        radial-gradient(circle at 100% 0%, rgba(var(--brand-2-rgb), 0.16), transparent 38%),
        rgba(16, 18, 27, 0.84);
    box-shadow: 0 18px 54px rgba(0, 0, 0, 0.34);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
}

.simulation-panel-heading {
    min-height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 17px 18px 14px;
}

.simulation-panel-heading h2 {
    margin: 0 0 3px;
    color: #fff;
    font-size: 16px;
    font-weight: 550;
    letter-spacing: 0.7px;
}

.simulation-panel-heading .sub {
    color: rgba(var(--brand-2-rgb), 0.68);
    font-size: 9px;
    letter-spacing: 1.7px;
}

.simulation-panel-state {
    flex: 0 0 auto;
    padding: 4px 8px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.44);
    background: rgba(255, 255, 255, 0.045);
    font-size: 9px;
}

.simulation-panel.is-live .simulation-panel-state {
    border-color: rgba(var(--brand-3-rgb), 0.28);
    color: var(--brand-text-strong);
    background: rgba(var(--brand-1-rgb), 0.24);
}

.simulation-section {
    border-top: 1px solid rgba(255, 255, 255, 0.065);
}

.simulation-section-toggle {
    width: 100%;
    min-height: 58px;
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 9px 16px;
    border: 0;
    color: inherit;
    background: transparent;
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: background 180ms ease;
}

.simulation-section-toggle:hover {
    background: rgba(255, 255, 255, 0.035);
}

.simulation-section-toggle:focus-visible {
    outline: 1px solid rgba(var(--brand-3-rgb), 0.62);
    outline-offset: -2px;
}

.simulation-section-toggle[aria-expanded="true"] {
    background: rgba(var(--brand-1-rgb), 0.1);
}

.simulation-section-icon {
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    border: 1px solid rgba(var(--brand-3-rgb), 0.2);
    border-radius: 10px;
    color: var(--brand-text-strong);
    background: rgba(var(--brand-1-rgb), 0.24);
    transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.simulation-section-icon svg {
    width: 18px;
    height: 18px;
    overflow: visible;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.65;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.simulation-section-toggle:hover .simulation-section-icon,
.simulation-section-toggle[aria-expanded="true"] .simulation-section-icon {
    transform: translateY(-1px);
}

.simulation-host-icon {
    color: #ff9ca8;
    border-color: rgba(255, 126, 145, 0.22);
    background: rgba(138, 43, 67, 0.24);
}

.simulation-audience-icon {
    color: #78dcff;
    border-color: rgba(88, 203, 255, 0.22);
    background: rgba(24, 92, 126, 0.24);
}

.simulation-message-icon {
    color: #bfa3ff;
    border-color: rgba(174, 139, 255, 0.22);
    background: rgba(78, 55, 137, 0.24);
}

.simulation-like-icon {
    color: #ff87ad;
    font-size: 15px;
    font-weight: 650;
}

.simulation-gift-icon {
    color: #ffd27a;
    border-color: rgba(255, 199, 91, 0.22);
    background: rgba(148, 91, 20, 0.24);
}

.gift-simulator-actions button {
    flex: 1 1 0;
}

.gift-simulator-tip {
    margin: 9px 0 0;
    color: rgba(255, 255, 255, 0.3);
    font-size: 9px;
    line-height: 1.5;
}

.simulation-section-copy {
    min-width: 0;
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    gap: 3px;
}

.simulation-section-copy strong {
    color: rgba(255, 255, 255, 0.9);
    font-size: 12px;
    font-weight: 550;
}

.simulation-section-copy small {
    overflow: hidden;
    color: rgba(255, 255, 255, 0.34);
    font-size: 9px;
    font-weight: 400;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.simulation-section-chevron {
    width: 7px;
    height: 7px;
    flex: 0 0 auto;
    margin-right: 2px;
    border-right: 1.5px solid rgba(255, 255, 255, 0.42);
    border-bottom: 1.5px solid rgba(255, 255, 255, 0.42);
    transform: rotate(45deg) translateY(-2px);
    transition: transform 180ms ease;
}

.simulation-section-toggle[aria-expanded="true"] .simulation-section-chevron {
    transform: rotate(225deg) translate(-1px, -1px);
}

.simulation-section-alert {
    display: none;
    width: 7px;
    height: 7px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: #ff527b;
    box-shadow: 0 0 0 3px rgba(255, 82, 123, 0.12);
}

.simulation-section:has(.host-invite-prompt:not([hidden]))
    .simulation-section-toggle[aria-expanded="false"] .simulation-section-alert {
    display: block;
}

.simulation-section-body {
    max-height: calc(100vh - 326px);
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 2px 16px 16px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.14) transparent;
}

.simulation-section-body[hidden] {
    display: none;
}

/* 原三块模拟 UI 退化为控制台内部的无壳内容，业务控制器与选择器无需改动。 */
.simulation-panel .host-simulator,
.simulation-panel .audience-simulator {
    position: static;
    display: block;
    width: auto;
    max-height: none;
    padding: 0;
    overflow: visible;
    transform: none;
    border: 0;
    border-radius: 0;
    background: none;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.simulation-panel .host-sim-list,
.simulation-panel .host-invite-prompt:not([hidden]) + .host-sim-list {
    max-height: none;
}

.simulation-panel .sim-audience-list,
.simulation-panel .audience-simulator .sim-audience-list {
    max-height: clamp(150px, calc(100vh - 470px), 390px);
    margin-top: 3px;
    padding-bottom: 1px;
    overflow-y: auto;
    overscroll-behavior: contain;
}

/* 观众卡片只在列表自身滚动；添加按钮和提示始终留在列表下方。
   分组裁切还能阻止下一组标题覆盖尚未收进滚动区的卡片。 */
.simulation-section[data-simulation-section="audience"] .simulation-section-body {
    overflow: hidden;
}

.simulation-panel .audience-simulator .sim-actions,
.simulation-panel .audience-simulator .sim-tip {
    position: relative;
    z-index: 1;
    flex: 0 0 auto;
    background: rgba(16, 18, 27, 0.96);
}

.simulation-panel .message-simulator {
    margin-top: 2px;
    padding-top: 0;
    border-top: 0;
}

.message-simulator-hint {
    color: rgba(255, 255, 255, 0.4);
    font-size: 9px;
    line-height: 16px;
}

.like-simulator {
    padding-top: 3px;
}

.like-simulator-count {
    min-height: 62px;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    padding: 13px 14px;
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 13px;
    background:
        radial-gradient(circle at 92% 18%, rgba(255, 87, 142, 0.15), transparent 48%),
        rgba(255, 255, 255, 0.035);
}

.like-simulator-count span {
    color: rgba(255, 255, 255, 0.46);
    font-size: 10px;
}

.like-simulator-count strong {
    color: #fff;
    font-size: 26px;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.like-simulator-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px;
    margin-top: 10px;
}

.like-simulator-actions button {
    min-height: 34px;
    padding: 6px 8px;
    border: 1px solid rgba(255, 105, 153, 0.2);
    border-radius: 9px;
    color: rgba(255, 255, 255, 0.88);
    background: rgba(190, 42, 96, 0.22);
    font: inherit;
    font-size: 10px;
    cursor: pointer;
}

.like-simulator-actions button.is-wide {
    grid-column: 1 / -1;
}

.like-simulator-actions button:disabled {
    cursor: not-allowed;
    opacity: 0.36;
}

.like-simulator-actions button:not(:disabled):active {
    transform: scale(0.98);
}

.like-simulator p {
    margin: 10px 2px 0;
    color: rgba(255, 255, 255, 0.3);
    font-size: 9px;
    line-height: 1.55;
}

@media (max-width: 1180px) {
    .simulation-panel {
        display: none;
    }
}

@media (max-width: 1560px) {
    body.audience-viewer-open .simulation-panel {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .simulation-section-toggle,
    .simulation-section-chevron {
        transition-duration: 1ms;
    }
}