.sf-scope {
    --sf-bg: #ffffff;
    --sf-surface: #ffffff;
    --sf-surface-2: #f4f5fa;
    --sf-border: #e6e8ef;
    --sf-text: #16181f;
    --sf-text-soft: #5a6274;
    --sf-text-muted: #8a91a3;
    --sf-primary: #6d28d9;
    --sf-primary-2: #4f46e5;
    --sf-shadow-sm: 0 1px 2px rgba(15, 20, 40, .05);
    --sf-shadow-md: 0 6px 22px rgba(15, 20, 40, .08);
    --sf-shadow-lg: 0 24px 60px rgba(15, 20, 40, .22);
    --sf-radius: 14px;
    --sf-radius-lg: 20px;
    --sf-transition: .22s cubic-bezier(.4, 0, .2, 1);

    box-sizing: border-box;
    color: var(--sf-text);
    font-family: inherit, "Segoe UI", Roboto, Arial, sans-serif;
    font-size: 15px;
    line-height: 1.75;
    max-width: 1200px;
    margin: 24px auto 48px;
    padding: 0 16px;
}

.sf-scope *,
.sf-scope *::before,
.sf-scope *::after {
    box-sizing: border-box;
}

[data-theme="dark"] .sf-scope {
    --sf-bg: #0d0f14;
    --sf-surface: #161922;
    --sf-surface-2: #1d212c;
    --sf-border: #262b38;
    --sf-text: #eceef4;
    --sf-text-soft: #a8afbe;
    --sf-text-muted: #767e91;
    --sf-primary: #a78bfa;
    --sf-primary-2: #818cf8;
    --sf-shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
    --sf-shadow-md: 0 6px 22px rgba(0, 0, 0, .5);
    --sf-shadow-lg: 0 24px 60px rgba(0, 0, 0, .7);
}

/* ============================ Head ============================ */

.sf-scope .sf-head {
    text-align: center;
    margin-bottom: 28px;
}

.sf-scope .sf-head-title {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 6px;
    font-size: clamp(20px, 2.4vw, 26px);
    font-weight: 800;
    letter-spacing: -.2px;
}

.sf-scope .sf-head-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    color: #fff;
    background: linear-gradient(135deg, var(--sf-primary), var(--sf-primary-2));
    box-shadow: var(--sf-shadow-md);
}

.sf-scope .sf-head-icon svg {
    width: 20px;
    height: 20px;
}

.sf-scope .sf-head-sub {
    margin: 0;
    color: var(--sf-text-soft);
    font-size: 13.5px;
}

/* ============================ Grid & tiles ============================ */

.sf-scope .sf-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (min-width: 560px) {
    .sf-scope .sf-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 16px;
    }
}

@media (min-width: 860px) {
    .sf-scope .sf-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (min-width: 1140px) {
    .sf-scope .sf-grid {
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 18px;
    }
}

.sf-scope .sf-tile {
    position: relative;
    display: block;
    padding: 0;
    margin: 0;
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius);
    background: var(--sf-surface);
    color: inherit;
    font: inherit;
    text-align: inherit;
    cursor: pointer;
    overflow: hidden;
    aspect-ratio: 9 / 16;
    transition: transform var(--sf-transition), box-shadow var(--sf-transition),
        border-color var(--sf-transition);
    box-shadow: var(--sf-shadow-sm);
    -webkit-tap-highlight-color: transparent;
}

.sf-scope .sf-tile:hover {
    transform: translateY(-3px);
    border-color: color-mix(in srgb, var(--sf-primary) 40%, var(--sf-border));
    box-shadow: var(--sf-shadow-md);
}

.sf-scope .sf-tile:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--sf-primary) 55%, transparent);
    outline-offset: 3px;
}

.sf-scope .sf-tile:active {
    transform: translateY(-1px);
}

.sf-scope .sf-tile-media {
    position: absolute;
    inset: 0;
    display: block;
}

.sf-scope .sf-tile-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .45s cubic-bezier(.4, 0, .2, 1);
}

.sf-scope .sf-tile:hover .sf-tile-media img {
    transform: scale(1.06);
}

/* Gradient overlay bottom */
.sf-scope .sf-tile-media::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 55%;
    background: linear-gradient(to top, rgba(0, 0, 0, .75), rgba(0, 0, 0, 0));
    pointer-events: none;
}

.sf-scope .sf-tile-title {
    position: absolute;
    inset: auto 10px 10px 10px;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    text-align: right;
    text-shadow: 0 1px 3px rgba(0, 0, 0, .55);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    z-index: 1;
}

/* Play badge for video tiles */
.sf-scope .sf-tile-play {
    position: absolute;
    top: 10px;
    left: 10px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(0, 0, 0, .55);
    color: #fff;
    display: grid;
    place-items: center;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1;
    pointer-events: none;
}

.sf-scope .sf-tile-play svg {
    width: 16px;
    height: 16px;
    margin-inline-start: 1px;
}

/* ============================ Empty state ============================ */

.sf-scope .sf-empty {
    text-align: center;
    padding: 60px 20px;
    border: 1px dashed var(--sf-border);
    border-radius: var(--sf-radius-lg);
    background: var(--sf-surface);
    color: var(--sf-text-muted);
}

.sf-scope .sf-empty svg {
    width: 56px;
    height: 56px;
    opacity: .5;
    margin-bottom: 12px;
    color: var(--sf-primary);
}

.sf-scope .sf-empty p {
    margin: 0;
    font-size: 14px;
}

/* ============================ Modal ============================ */

.sf-no-scroll {
    overflow: hidden !important;
}

.sf-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.sf-modal.open {
    display: flex;
}

.sf-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(8, 10, 15, .72);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0;
    transition: opacity var(--sf-transition, .22s);
}

.sf-modal.open .sf-modal-backdrop {
    opacity: 1;
}

.sf-modal-inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    max-height: min(88vh, 820px);
    background: var(--sf-surface, #fff);
    color: var(--sf-text, #16181f);
    border-radius: var(--sf-radius-lg, 20px);
    overflow: hidden;
    box-shadow: var(--sf-shadow-lg, 0 24px 60px rgba(0, 0, 0, .22));
    transform: translateY(12px) scale(.97);
    opacity: 0;
    transition: transform var(--sf-transition, .22s), opacity var(--sf-transition, .22s);
    display: flex;
    flex-direction: column;
    font-family: inherit, "Segoe UI", Roboto, Arial, sans-serif;
}

.sf-modal.open .sf-modal-inner {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.sf-modal-close {
    position: absolute;
    top: 10px;
    inset-inline-end: 10px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, .5);
    color: #fff;
    display: grid;
    place-items: center;
    cursor: pointer;
    z-index: 3;
    transition: background var(--sf-transition, .22s), transform var(--sf-transition, .22s);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.sf-modal-close:hover {
    background: rgba(220, 38, 38, .9);
    transform: rotate(90deg);
}

.sf-modal-close svg {
    width: 16px;
    height: 16px;
}

.sf-modal-media {
    position: relative;
    background: #000;
    aspect-ratio: 9 / 16;
    max-height: 62vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.sf-modal-media img,
.sf-modal-media video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.sf-modal-body {
    padding: 16px 18px 20px;
    display: grid;
    gap: 8px;
    overflow-y: auto;
}

.sf-modal-title {
    margin: 0;
    font-size: 17px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--sf-text, #16181f);
}

.sf-modal-desc {
    margin: 0;
    font-size: 14px;
    line-height: 1.8;
    color: var(--sf-text-soft, #5a6274);
    white-space: pre-wrap;
    word-break: break-word;
}

.sf-modal-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 8px;
    padding: 10px 16px;
    border-radius: 10px;
    background: var(--sf-primary, #6d28d9);
    color: #fff;
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 600;
    transition: background var(--sf-transition, .22s), transform var(--sf-transition, .22s);
}

.sf-modal-link:hover {
    background: var(--sf-primary-2, #4f46e5);
    transform: translateY(-1px);
}

/* Dark mode for modal (works outside .sf-scope too) */
html.dark .sf-modal-inner {
    background: #161922;
    color: #eceef4;
    box-shadow: 0 24px 60px rgba(0, 0, 0, .7);
}

html.dark .sf-modal-title {
    color: #eceef4;
}

html.dark .sf-modal-desc {
    color: #a8afbe;
}

/* ============================ Responsive (modal) ============================ */

@media (max-width: 520px) {
    .sf-modal {
        padding: 10px;
        align-items: flex-end;
    }

    .sf-modal-inner {
        max-width: 100%;
        max-height: 100%;
        border-radius: 20px 20px 20px 20px;
        transform: translateY(100%);
    }

    .sf-modal.open .sf-modal-inner {
        transform: translateY(0);
    }

    .sf-modal-media {
        /* max-height: 55vh; */
        max-height: 100%;
    }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {

    .sf-scope .sf-tile,
    .sf-scope .sf-tile-media img,
    .sf-modal,
    .sf-modal-inner,
    .sf-modal-backdrop,
    .sf-modal-close,
    .sf-modal-link {
        transition: none !important;
    }

    .sf-scope .sf-tile:hover {
        transform: none;
    }

    .sf-scope .sf-tile:hover .sf-tile-media img {
        transform: none;
    }
}