/* ========== 手机端专用 UI（< 992px） ========== */

.mobile-ui {
    --m-accent: var(--bs-primary);
    --m-header-h: 3.5rem;
    --m-tabbar-h: 4.25rem;
    --m-fab-size: 3.5rem;
    --m-radius: 1rem;
    --m-radius-sm: 0.75rem;
    padding-bottom: calc(var(--m-tabbar-h) + env(safe-area-inset-bottom, 0px) + 1rem);
    -webkit-tap-highlight-color: transparent;
}

/* ---- 顶栏 ---- */
.mobile-header {
    position: sticky;
    top: 0;
    z-index: 1020;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    min-height: var(--m-header-h);
    margin: -0.25rem -0.75rem 1rem;
    padding: 0.5rem 0.75rem;
    padding-top: max(0.5rem, env(safe-area-inset-top, 0px));
    background: color-mix(in srgb, var(--oit-surface) 82%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--oit-border);
}

.mobile-header__brand {
    min-width: 0;
}

.mobile-header__title {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0;
    line-height: 1.2;
}

.mobile-header__sub {
    font-size: 0.7rem;
    color: var(--oit-text-muted);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mobile-header__actions {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-shrink: 0;
}

.mobile-header__actions .theme-toggle .btn {
    min-width: 2.1rem;
    min-height: 2.1rem;
    padding: 0.2rem 0.35rem;
    font-size: 0.85rem;
}

.mobile-header__refresh {
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    border: 1px solid var(--oit-border);
    background: var(--oit-surface-raised);
    color: var(--bs-body-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: transform 0.35s ease;
}

.mobile-header__refresh:active {
    transform: rotate(180deg) scale(0.92);
}

/* ---- 统计横滑 ---- */
.mobile-stats {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.4rem;
    padding: 0.15rem 0.15rem 0.85rem;
    margin: 0 -0.15rem;
}

.mobile-stat {
    padding: 0.85rem 0.65rem;
    border-radius: var(--m-radius);
    border: 1.5px solid var(--oit-border);
    background: var(--oit-surface);
    box-shadow: 0 4px 14px var(--oit-shadow);
    cursor: pointer;
    user-select: none;
    text-align: center;
    transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.mobile-stat:active {
    transform: scale(0.95);
}

.mobile-stat.mobile-stat--active-filter {
    border-color: var(--bs-primary) !important;
    box-shadow: 0 4px 16px rgba(var(--bs-primary-rgb), 0.25) !important;
    transform: scale(1.02);
}

.mobile-stat__label {
    font-size: 0.68rem;
    color: var(--oit-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.2rem;
}

.mobile-stat__value {
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
}

.mobile-stat--total .mobile-stat__value { color: var(--bs-body-color); }
.mobile-stat--active .mobile-stat__value { color: #22c55e; }
.mobile-stat--pending .mobile-stat__value { color: #f59e0b; }
.mobile-stat--error .mobile-stat__value { color: #ef4444; }
.mobile-stat--expired .mobile-stat__value { color: var(--bs-secondary); }

[data-bs-theme="dark"] .mobile-stat--active .mobile-stat__value { color: #4ade80; }
[data-bs-theme="dark"] .mobile-stat--pending .mobile-stat__value { color: #fbbf24; }
[data-bs-theme="dark"] .mobile-stat--error .mobile-stat__value { color: #f87171; }
[data-bs-theme="dark"] .mobile-stat--expired .mobile-stat__value { color: var(--bs-gray-500); }

/* ---- 搜索 ---- */
.mobile-search {
    position: relative;
    margin-bottom: 0.75rem;
}

.mobile-search__icon {
    position: absolute;
    left: 0.9rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--oit-text-muted);
    pointer-events: none;
    font-size: 0.95rem;
}

.mobile-search__input {
    width: 100%;
    min-height: 2.75rem;
    padding: 0.55rem 1rem 0.55rem 2.5rem;
    border-radius: 999px;
    border: 1px solid var(--oit-border);
    background: var(--oit-surface);
    color: var(--bs-body-color);
    font-size: 0.9rem;
    box-shadow: 0 2px 8px var(--oit-shadow);
}

.mobile-search__input:focus {
    outline: none;
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 3px rgba(var(--bs-primary-rgb), 0.18);
}

/* ---- 筛选 Chips ---- */
.mobile-chips {
    display: flex;
    gap: 0.45rem;
    overflow-x: auto;
    padding-bottom: 0.85rem;
    margin: 0 -0.15rem;
    scrollbar-width: none;
}

.mobile-chips + .mobile-chips {
    padding-top: 0.15rem;
}

.mobile-chips::-webkit-scrollbar {
    display: none;
}

.mobile-chip {
    flex-shrink: 0;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--oit-border);
    background: var(--oit-surface);
    color: var(--oit-text-muted);
    font-size: 0.78rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.mobile-chip.active {
    background: var(--bs-primary);
    border-color: var(--bs-primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(var(--bs-primary-rgb), 0.35);
}

.m-record__remark {
    margin-top: 0.55rem;
    padding: 0.45rem 0.6rem;
    border-radius: 0.5rem;
    background: rgba(var(--bs-secondary-rgb), 0.08);
    font-size: 0.78rem;
    color: var(--oit-text-muted);
    line-height: 1.4;
    word-break: break-word;
    cursor: pointer;
}

.m-record__remark.remark-cell--editing {
    cursor: text;
    background: rgba(var(--bs-primary-rgb), 0.08);
}

.m-record__remark .remark-display {
    display: inline;
}

.m-record__remark-label {
    display: inline-block;
    margin-right: 0.35rem;
    font-weight: 600;
    color: var(--oit-text);
}

/* ---- 记录卡片 ---- */
.mobile-records {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.m-record {
    position: relative;
    border-radius: var(--m-radius);
    overflow: hidden;
    background: var(--oit-surface);
    border: 1px solid var(--oit-border);
    box-shadow: 0 6px 20px var(--oit-shadow);
}

.m-record--enter {
    animation: m-record-in 0.35s ease backwards;
}

@keyframes m-record-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
}

.m-record__accent {
    height: 3px;
    background: var(--m-accent, var(--bs-primary));
}

.m-record--active { --m-accent: #22c55e; }
.m-record--pending { --m-accent: #f59e0b; }
.m-record--checking { --m-accent: #6366f1; }
.m-record--starting { --m-accent: #06b6d4; }
.m-record--stopping { --m-accent: #f97316; }
.m-record--expired { --m-accent: #94a3b8; }
.m-record--stopped { --m-accent: #ef4444; }

.m-record__body {
    padding: 1rem 1rem 0.85rem;
}

.mobile-select-all {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.65rem;
    padding: 0.55rem 0.75rem;
    border-radius: var(--m-radius-sm);
    border: 1px solid var(--oit-border);
    background: var(--oit-surface-muted);
}

.mobile-select-all__label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
}

.mobile-select-all__label .form-check-input {
    margin: 0;
    cursor: pointer;
}

.mobile-select-all__hint {
    font-size: 0.75rem;
    color: var(--oit-text-muted);
    font-weight: 600;
}

.m-record__head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.65rem;
    margin-bottom: 0.85rem;
}

.m-record__check {
    flex-shrink: 0;
    margin: 0.15rem 0 0;
    cursor: pointer;
}

.m-record__check .form-check-input {
    width: 1.15rem;
    height: 1.15rem;
    margin: 0;
    cursor: pointer;
}

.m-record__head-main {
    flex: 1;
    min-width: 0;
}

.m-record--selected {
    border-color: rgba(var(--bs-primary-rgb), 0.45);
    box-shadow: 0 0 0 2px rgba(var(--bs-primary-rgb), 0.12), 0 6px 20px var(--oit-shadow);
}

.m-record__id {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--oit-text-muted);
    background: var(--oit-surface-muted);
    padding: 0.15rem 0.45rem;
    border-radius: 0.35rem;
    margin-bottom: 0.35rem;
}

.m-record__room {
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin: 0;
    line-height: 1.15;
}

.m-record__project {
    font-size: 0.82rem;
    color: var(--oit-text-muted);
    margin: 0.25rem 0 0;
}

.m-record__device {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-bottom: 0.65rem;
}

.m-record__device-box {
    padding: 0.55rem 0.65rem;
    border-radius: var(--m-radius-sm);
    background: var(--oit-surface-muted);
    border: 1px solid var(--oit-border);
}

.m-record__device-label {
    display: block;
    font-size: 0.65rem;
    color: var(--oit-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.2rem;
}

.m-record__device-value {
    display: block;
    font-size: 0.88rem;
    font-weight: 700;
    line-height: 1.3;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.m-record__times {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-bottom: 0.65rem;
}

.m-record__time-box {
    padding: 0.55rem 0.65rem;
    border-radius: var(--m-radius-sm);
    background: var(--oit-surface-muted);
    border: 1px solid var(--oit-border);
}

.m-record__time-label {
    display: block;
    font-size: 0.65rem;
    color: var(--oit-text-muted);
    margin-bottom: 0.15rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.m-record__time-value {
    font-size: 0.78rem;
    font-weight: 600;
    line-height: 1.3;
}

.m-record__remaining {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--bs-primary);
    padding: 0.35rem 0.65rem;
    border-radius: 999px;
    background: rgba(var(--bs-primary-rgb), 0.1);
    margin-bottom: 0.85rem;
}

.m-record--expired .m-record__remaining,
.m-record--stopped .m-record__remaining {
    color: var(--oit-text-muted);
    background: var(--oit-surface-muted);
}

.mobile-action-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: calc(var(--m-tabbar-h) + env(safe-area-inset-bottom, 0px));
    z-index: 1028;
    padding: 0.55rem 0.75rem;
    background: color-mix(in srgb, var(--oit-surface) 94%, transparent);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-top: 1px solid var(--oit-border);
    box-shadow: 0 -6px 20px var(--oit-shadow);
    transform: translateY(110%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.mobile-action-bar.visible {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.mobile-action-bar__buttons {
    display: flex;
    gap: 0.4rem;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}

.mobile-action-bar__buttons::-webkit-scrollbar {
    display: none;
}

.mobile-action-bar__buttons .btn {
    flex-shrink: 0;
    min-height: 2.35rem;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.35rem 0.65rem;
    border-radius: var(--m-radius-sm);
}

.mobile-fab.action-bar-visible {
    bottom: calc(var(--m-tabbar-h) + env(safe-area-inset-bottom, 0px) + 3.75rem);
}

/* ---- 空状态 ---- */
.mobile-empty {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--oit-text-muted);
}

.mobile-empty__icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    opacity: 0.6;
}

.mobile-empty__title {
    font-weight: 700;
    color: var(--bs-body-color);
    margin-bottom: 0.35rem;
}

/* ---- 日志时间线 ---- */
.mobile-logs {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.m-log {
    padding: 0.85rem 1rem;
    border-radius: var(--m-radius-sm);
    background: var(--oit-surface);
    border: 1px solid var(--oit-border);
    border-left: 3px solid var(--bs-primary);
    box-shadow: 0 2px 8px var(--oit-shadow);
}

.m-log--manual {
    border-left-color: #22c55e;
}

.m-log__time {
    font-size: 0.68rem;
    color: var(--oit-text-muted);
    margin-bottom: 0.35rem;
}

.m-log__action {
    font-weight: 700;
    font-size: 0.88rem;
    margin-bottom: 0.2rem;
}

.m-log__target {
    font-size: 0.8rem;
    color: var(--oit-text-muted);
}

.m-log__msg {
    font-size: 0.75rem;
    margin-top: 0.35rem;
    color: var(--bs-body-color);
    opacity: 0.85;
}

/* ---- 我的 ---- */
.mobile-profile {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.mobile-profile-card {
    padding: 1.25rem;
    border-radius: var(--m-radius);
    background: var(--oit-surface);
    border: 1px solid var(--oit-border);
    box-shadow: 0 6px 20px var(--oit-shadow);
    text-align: center;
}

.mobile-profile__avatar {
    width: 3.5rem;
    height: 3.5rem;
    margin: 0 auto 0.75rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bs-primary), color-mix(in srgb, var(--bs-primary) 60%, #a855f7));
    color: #fff;
    font-size: 1.35rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-profile__name {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 0.25rem;
}

.mobile-profile__hint {
    font-size: 0.78rem;
    color: var(--oit-text-muted);
    margin: 0;
}

.mobile-menu {
    border-radius: var(--m-radius);
    overflow: hidden;
    border: 1px solid var(--oit-border);
    background: var(--oit-surface);
}

.mobile-menu__item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.95rem 1rem;
    border: none;
    border-bottom: 1px solid var(--oit-border);
    background: transparent;
    color: var(--bs-body-color);
    font-size: 0.9rem;
    text-align: left;
}

.mobile-menu__item:last-child {
    border-bottom: none;
}

.mobile-menu__item:active {
    background: var(--oit-surface-muted);
}

.mobile-menu__item--theme {
    cursor: default;
}

.mobile-menu__item--theme:active {
    background: transparent;
}

.mobile-menu__item--theme .theme-toggle .btn {
    min-width: 2.35rem;
    min-height: 2.35rem;
}

.mobile-menu__item--danger {
    color: #ef4444;
}

.mobile-sync {
    text-align: center;
    font-size: 0.72rem;
    color: var(--oit-text-muted);
    padding: 0.5rem;
}

/* ---- 面板切换 ---- */
.mobile-panel {
    display: none;
    animation: m-panel-in 0.25s ease;
}

.mobile-panel.active {
    display: block;
}

@keyframes m-panel-in {
    from { opacity: 0; transform: translateY(6px); }
}

/* ---- 底部导航 ---- */
.mobile-tabbar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1030;
    display: flex;
    align-items: stretch;
    min-height: var(--m-tabbar-h);
    padding-bottom: env(safe-area-inset-bottom, 0px);
    background: color-mix(in srgb, var(--oit-surface) 90%, transparent);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--oit-border);
    box-shadow: 0 -4px 24px var(--oit-shadow);
}

.mobile-tabbar__btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    border: none;
    background: transparent;
    color: var(--oit-text-muted);
    font-size: 0.65rem;
    font-weight: 600;
    padding: 0.5rem 0.25rem;
    transition: color 0.2s;
}

.mobile-tabbar__btn .mobile-tabbar__icon {
    font-size: 1.25rem;
    line-height: 1;
}

.mobile-tabbar__btn.active {
    color: var(--bs-primary);
}

/* ---- FAB ---- */
.mobile-fab {
    position: fixed;
    right: 1rem;
    bottom: calc(var(--m-tabbar-h) + env(safe-area-inset-bottom, 0px) + 0.85rem);
    z-index: 1025;
    width: var(--m-fab-size);
    height: var(--m-fab-size);
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--bs-primary) 0%, color-mix(in srgb, var(--bs-primary) 70%, #6366f1) 100%);
    color: #fff;
    font-size: 1.65rem;
    font-weight: 300;
    line-height: 1;
    box-shadow: 0 8px 24px rgba(var(--bs-primary-rgb), 0.45);
    transition: transform 0.2s ease, box-shadow 0.2s;
}

.mobile-fab:active {
    transform: scale(0.92);
}

.mobile-fab.hidden {
    display: none;
}

/* 手机端隐藏桌面 footer */
@media (max-width: 991.98px) {
    body.app-body {
        padding-top: 0;
        padding-left: 0;
        padding-right: 0;
    }

    .mobile-ui .container-fluid {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}