/* =========================================
   Windwex Film Room Page
   Cinema Collection Design
   ========================================= */

/* 统一与工具页的顶部对齐，去掉 Body 注入的默认 padding */
body.page-template.page-filmroom {
    padding-top: 0 !important;
}

/* ------------ Variables & Utilities ------------- */
:root {
    --film-ratio: 2/3;
    --card-bg: var(--bg-secondary);
    --card-bg-dark: var(--bg-dark-secondary);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* ------------ Page Layout ------------- */
.page-filmroom {
    --filmroom-nav-gap: clamp(1.05rem, 1.3vw, 1.85rem);
    --filmroom-control-height: clamp(2.35rem, calc(1vw + 2.1rem), 2.7rem);
    --filmroom-control-font: clamp(var(--text-sm), calc(0.25vw + 0.88rem), var(--text-base));
    --filmroom-accent: var(--life-primary);
    --filmroom-accent-strong: var(--life-secondary);
    --filmroom-accent-rgb: 111, 207, 151;
    width: min(100%, 78rem);
    margin: 0 auto;
    padding: calc(var(--header-height) + var(--filmroom-nav-gap)) var(--space-md) var(--space-4xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

@media (min-width: 64rem) {
    .page-filmroom {
        --filmroom-nav-gap: clamp(1.35rem, calc(0.8vw + 1.1rem), 2.3rem);
        padding: calc(var(--header-height) + var(--filmroom-nav-gap)) var(--space-md) var(--space-4xl);
    }
}

@media (max-width: 64rem) and (min-width: 48rem) {
    .page-filmroom {
        /* 768-1024px 平板尺寸 */
        --filmroom-nav-gap: clamp(1.55rem, calc(1vw + 1.2rem), 2.3rem);
        --filmroom-control-height: clamp(2.45rem, calc(1vw + 2.2rem), 2.85rem);
    }

    .filmroom-controls {
        padding: clamp(0.55rem, calc(0.8vw + 0.35rem), 1.1rem) 0 var(--space-md);
    }
}

@media (max-width: 48rem) {
    .page-filmroom {
        --filmroom-nav-gap: clamp(0.95rem, calc(2.5vw + 0.45rem), 1.6rem);
        --filmroom-control-height: clamp(2.2rem, calc(2vw + 1.95rem), 2.55rem);
        --filmroom-control-font: clamp(0.9rem, calc(0.6vw + 0.82rem), 1rem);
        padding: calc(var(--header-height) + var(--filmroom-nav-gap)) var(--space-md) var(--space-3xl);
    }
}

/* ------------ Controls ------------- */
.filmroom-controls {
    --filmroom-field-padding-x: clamp(1.05rem, calc(1vw + 0.75rem), 1.45rem);
    --filmroom-field-padding-y: clamp(0.65rem, calc(0.5vw + 0.55rem), 0.9rem);
    --filmroom-trigger-padding-x: clamp(0.95rem, calc(1vw + 0.6rem), 1.4rem);
    --filmroom-trigger-padding-y: clamp(0.55rem, calc(0.45vw + 0.45rem), 0.85rem);
    --filmroom-trigger-gap: clamp(0.5rem, calc(0.6vw + 0.25rem), 0.85rem);
    position: relative;
    top: auto;
    z-index: var(--z-sticky);
    background: transparent;
    padding: clamp(0.4rem, 0.6vw, 0.9rem) 0 var(--space-md);
    margin-bottom: var(--space-md);
}

.filmroom-controls__inner {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
    flex-wrap: nowrap;
}

.filmroom-search {
    flex: 1 1 auto;
    min-width: 0;
}

.filmroom-sort {
    flex: 0 0 auto;
    flex-shrink: 0;
}

.filmroom-sort__select {
    position: relative;
}

.filmroom-sort__trigger {
    justify-content: space-between;
}

.filmroom-search__field {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 0;
    border-radius: var(--radius-pill);
    border: none;
    background: transparent;
    box-shadow: none;
    transition: all 0.2s ease;
    margin: 0;
    position: relative;
}

.filmroom-search__icon {
    color: var(--text-tertiary);
    flex-shrink: 0;
    position: absolute;
    left: var(--filmroom-field-padding-x);
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

.filmroom-search__field input {
    flex: 1;
    border: none;
    background: var(--bg-secondary);
    font-size: var(--filmroom-control-font);
    font-family: inherit;
    color: var(--text-primary);
    outline: none;
    margin: 0;
    padding: var(--filmroom-field-padding-y) var(--filmroom-field-padding-x);
    padding-left: calc(var(--filmroom-field-padding-x) + 1.75rem);
    min-height: var(--filmroom-control-height);
    -webkit-appearance: none;
    appearance: none;
    border-radius: var(--radius-pill);
    border: 1px solid color-mix(in srgb, var(--border-color) 80%, transparent);
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.08);
}

.filmroom-search__field input::-webkit-search-decoration,
.filmroom-search__field input::-webkit-search-cancel-button {
    display: none;
}

.filmroom-search__field input:focus {
    border-color: color-mix(in srgb, var(--filmroom-accent) 45%, transparent);
    box-shadow: inset 0 1px 3px rgba(15, 23, 42, 0.1);
    background: var(--bg-secondary);
}

.filmroom-search__field input::placeholder {
    color: var(--text-tertiary);
}

.filmroom-sort {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--text-secondary);
}

.filmroom-sort__label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    font-size: var(--text-sm);
}

.filmroom-sort__select {
    position: relative;
}

.page-filmroom [data-sort-label] {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    white-space: nowrap;
}

.filmroom-sort__option-label {
    display: inline-flex;
    align-items: center;
    line-height: 1.2;
    white-space: nowrap;
    color: var(--text-secondary);
}

.filmroom-sort__option-icon {
    width: 1.5rem;
    height: 1.5rem;
    display: grid;
    place-items: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.filmroom-sort__trigger {
    display: inline-flex;
    align-items: center;
    gap: var(--filmroom-trigger-gap);
    padding: var(--filmroom-trigger-padding-y) var(--filmroom-trigger-padding-x);
    min-height: calc(var(--filmroom-control-height) - 0.05rem);
    border-radius: var(--radius-pill);
    border: 1.5px solid var(--border-color);
    background: var(--bg-secondary);
    cursor: pointer;
    font-weight: 600;
    font-size: clamp(var(--text-sm), calc(0.2vw + 0.9rem), var(--filmroom-control-font));
    line-height: 1.25;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.filmroom-sort__trigger:hover {
    border-color: color-mix(in srgb, var(--filmroom-accent) 45%, transparent);
    box-shadow: 0 2px 8px rgba(var(--filmroom-accent-rgb), 0.18);
}

.filmroom-sort__chevron {
    transition: transform var(--transition-fast);
    color: var(--text-tertiary);
}

.filmroom-sort__select.is-open .filmroom-sort__chevron {
    transform: rotate(180deg);
}

.filmroom-sort__menu {
    position: absolute;
    top: calc(100% + var(--space-xs));
    right: 0;
    z-index: var(--z-dropdown, 10);
    list-style: none;
    margin: 0;
    padding: var(--space-xs);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    box-shadow: var(--shadow-lg);
    min-width: 12rem;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.filmroom-sort__select.is-open .filmroom-sort__menu {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.filmroom-sort__option {
    width: 100%;
    border: none;
    background: transparent;
    padding: var(--space-sm) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: nowrap;
    white-space: nowrap;
}

.filmroom-sort__option:hover,
.filmroom-sort__option.is-active {
    background: color-mix(in srgb, var(--filmroom-accent) 12%, transparent);
    color: var(--filmroom-accent-strong);
}

@media (max-width: 48rem) {
    .filmroom-controls__inner {
        gap: var(--space-sm);
        padding: 0;
    }

    .filmroom-search__field {
        padding: 0;
    }

    .filmroom-sort__label {
        display: none;
    }

    .filmroom-sort__trigger {
        font-size: var(--filmroom-control-font);
        min-height: calc(var(--filmroom-control-height) - 0.05rem);
    }
}

/* Grid Section */
.filmroom-grid {
    position: relative;
    padding: 0;
    margin: 0;
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
}

.filmroom-grid .container {
    position: relative;
    z-index: 1;
}

.filmroom-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
    width: 100%;
    padding: var(--space-lg) 0;
}

/* ------------ Category Group ------------- */
.filmroom-category-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    width: 100%;
    margin-bottom: var(--space-2xl);
}

.filmroom-category-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid color-mix(in srgb, var(--filmroom-accent) 25%, var(--border-color));
}

.filmroom-category-icon {
    width: 2rem;
    height: 2rem;
    display: grid;
    place-items: center;
    font-size: 1.5rem;
}

.filmroom-category-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.filmroom-category-title {
    margin: 0;
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    flex: 1;
}

.filmroom-category-count {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-pill);
    font-weight: 600;
}

/* Films Grid - unified structure with booklist */
.films-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 11.5rem), 1fr));
    gap: var(--space-lg);
    /* Unified gap with booklist */
    align-items: stretch;
    padding: var(--space-lg) 0;
}

@media (min-width: 48rem) {
    .films-grid {
        grid-template-columns: repeat(auto-fill, minmax(min(100%, 12rem), 1fr));
        gap: var(--space-lg);
        /* Unified gap with booklist */
    }
}

@media (min-width: 64rem) {
    .films-grid {
        grid-template-columns: repeat(auto-fill, minmax(min(100%, 12rem), 1fr));
    }
}

/* Film Card */
.film-card {
    position: relative;
    width: 100%;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(148, 163, 184, 0.2);
    background: var(--bg-secondary);
    box-shadow:
        0 12px 30px rgba(15, 23, 42, 0.08),
        0 12px 30px rgba(var(--filmroom-accent-rgb), 0.12);
    backdrop-filter: blur(8px);
    cursor: pointer;
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.film-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.18);
    border-color: color-mix(in srgb, var(--filmroom-accent) 60%, transparent);
}

.film-poster-wrap {
    position: relative;
    aspect-ratio: 2 / 3;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(var(--filmroom-accent-rgb), 0.1), rgba(var(--filmroom-accent-rgb), 0.05));
}

.film-poster {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.film-card:hover .film-poster {
    transform: scale(1.03);
    /* Unified hover effect with booklist */
}

.film-rating {
    display: none; /* Hidden per user request */
}

.film-info {
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.film-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.film-title-en {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    font-style: italic;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.film-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--text-xs);
    color: var(--text-secondary);
    margin-top: 0.15rem;
}

.film-year {
    color: var(--filmroom-accent);
    font-weight: 500;
}

.film-genres {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.5rem;
}

.film-genre-tag {
    padding: 0.2rem 0.5rem;
    font-size: var(--text-xs);
    color: var(--filmroom-accent);
    background: rgba(var(--filmroom-accent-rgb), 0.1);
    border-radius: var(--radius-sm);
}

/* Loading State */
.loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-4xl) var(--space-md);
    color: var(--text-tertiary);
    font-size: var(--text-base);
}

/* Empty State */
.empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    padding: var(--space-4xl) var(--space-md);
    min-height: 24rem;
}

.empty-icon {
    color: rgba(var(--filmroom-accent-rgb), 0.3);
    width: clamp(5rem, 15vw, 7.5rem);
    height: auto;
}

.empty-text {
    font-size: var(--text-lg);
    color: var(--text-tertiary);
    margin: 0;
}

/* Film Drawer (Detail Modal) */
.filmroom-drawer {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.filmroom-drawer.is-open {
    opacity: 1;
    visibility: visible;
}

.filmroom-drawer__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(5, 10, 25, 0.2);
    opacity: 0;
    transition: opacity var(--transition-base);
    backdrop-filter: blur(4px);
    cursor: pointer;
}

.filmroom-drawer.is-open .filmroom-drawer__backdrop {
    opacity: 1;
}

[data-theme='dark'] .filmroom-drawer__backdrop {
    background: rgba(0, 0, 0, 0.25);
}

.filmroom-drawer__panel {
    position: relative;
    width: min(100%, 30rem);
    max-width: 100%;
    height: 100%;
    background: var(--bg-secondary);
    border: 1px solid rgba(148, 163, 184, 0.35);
    border-radius: var(--radius-2xl) 0 0 var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: 0 35px 80px rgba(15, 23, 42, 0.18);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.filmroom-drawer.is-open .filmroom-drawer__panel {
    transform: translateX(0);
}

@media (max-width: 48rem) {
    .filmroom-drawer__panel {
        width: 100%;
        border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
        align-self: flex-end;
        transform: translateY(100%);
    }
    .filmroom-drawer.is-open .filmroom-drawer__panel {
        transform: translateY(0);
    }
}

.filmroom-drawer__close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: grid;
    place-items: center;
    z-index: 10;
    transition: all var(--transition-base);
}

.filmroom-drawer__close:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.filmroom-drawer__close span {
    font-size: 1.25rem;
    line-height: 1;
}

.film-drawer__content {
    overflow-y: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.film-drawer__header {
    display: flex;
    gap: var(--space-lg);
}

.film-drawer__poster-wrap {
    flex-shrink: 0;
    width: 7rem;
    aspect-ratio: 2 / 3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(var(--filmroom-accent-rgb), 0.2);
}

.film-drawer__poster {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.film-drawer__info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.film-drawer__title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    margin: 0;
}

.film-drawer__title-en {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    font-style: italic;
    margin: 0;
}

.film-drawer__meta {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.film-drawer__meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.film-drawer__meta-label {
    color: var(--text-tertiary);
    min-width: 3.5rem;
}

.film-drawer__meta-value {
    color: var(--text-primary);
}

.film-drawer__rating {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    background: rgba(var(--filmroom-accent-rgb), 0.15);
    color: var(--filmroom-accent);
    border-radius: var(--radius-full);
    font-weight: 600;
}

.film-drawer__body {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.film-drawer__section {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.film-drawer__section h3 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--filmroom-accent);
    margin: 0;
}

.film-drawer__section p {
    font-size: var(--text-sm);
    line-height: 1.7;
    color: var(--text-secondary);
    margin: 0;
}

.film-drawer__quote {
    font-size: var(--text-sm);
    font-style: italic;
    line-height: 1.7;
    color: var(--text-secondary);
    margin: 0;
    padding: 0;
    border: none;
    background: transparent;
}

.film-drawer__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.film-drawer__tag {
    padding: 0.35rem 0.75rem;
    font-size: var(--text-xs);
    color: var(--filmroom-accent);
    background: rgba(var(--filmroom-accent-rgb), 0.1);
    border: 1px solid rgba(var(--filmroom-accent-rgb), 0.25);
    border-radius: var(--radius-full);
}

/* Dark Mode Overrides */
@media (prefers-color-scheme: dark) {
    .page-filmroom {
        --filmroom-accent-rgb: 127, 219, 159;
    }

    .filmroom-search__field input {
        background: color-mix(in srgb, var(--bg-primary) 70%, var(--bg-dark));
        border-color: color-mix(in srgb, var(--border-color) 60%, transparent);
        box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.4);
    }

    .filmroom-search__field input:focus {
        box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.45);
    }

    .filmroom-sort__trigger {
        background: color-mix(in srgb, var(--bg-secondary) 85%, transparent);
        border-color: color-mix(in srgb, var(--border-color) 60%, transparent);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
        color: var(--text-primary);
    }

    .filmroom-sort__chevron {
        color: rgba(235, 245, 255, 0.8);
    }

    .filmroom-sort__menu {
        background: color-mix(in srgb, var(--bg-secondary) 90%, var(--bg-dark));
        border-color: color-mix(in srgb, var(--border-color) 60%, transparent);
        box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
    }

    .filmroom-sort__option {
        color: var(--text-secondary);
    }

    .filmroom-sort__option:hover,
    .filmroom-sort__option.is-active {
        background: rgba(var(--filmroom-accent-rgb), 0.2);
        color: var(--filmroom-accent);
    }

    .film-card {
        background: color-mix(in srgb, var(--bg-secondary) 85%, transparent);
        border-color: color-mix(in srgb, var(--border-color) 50%, transparent);
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.45);
    }

    .film-card:hover {
        box-shadow: 0 25px 55px rgba(0, 0, 0, 0.6);
    }

    .film-poster-wrap {
        background: linear-gradient(135deg, rgba(var(--filmroom-accent-rgb), 0.15), rgba(var(--filmroom-accent-rgb), 0.08));
    }

    .filmroom-drawer__backdrop {
        background: rgba(0, 0, 0, 0.75);
    }

    .filmroom-drawer__panel {
        background: color-mix(in srgb, var(--bg-secondary) 90%, var(--bg-dark));
        border-color: color-mix(in srgb, var(--border-color) 50%, transparent);
        box-shadow: 0 40px 100px rgba(0, 0, 0, 0.7);
    }
}