/* ============================================================
   PORTFOLIO — Premium Full-Width Masonry
   ============================================================ */

/* ── Page-level reset: remove Three.js canvas on this page ── */
.sff-portfolio-page ~ #sff-three-canvas,
body:has(.sff-portfolio-page) #sff-three-canvas { display: none !important; }

/* ── Body background for portfolio page ── */
.sff-portfolio-page { background: var(--sff-cream, #FAF8F4); }

/* ============================================================
   HERO
   ============================================================ */
.sff-port-hero {
    background: var(--sff-charcoal, #2C2C2C);
    padding: calc(var(--header-h, 72px) + 72px) var(--gutter, 24px) 72px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Subtle texture grain */
.sff-port-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    opacity: 0.35;
    pointer-events: none;
}

.sff-port-hero__inner { position: relative; z-index: 1; max-width: 680px; margin-inline: auto; }

.sff-port-hero__label {
    display: inline-block;
    font-size: var(--text-xs, .75rem);
    font-weight: 500;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--sff-terracotta, #C2714F);
    margin-bottom: var(--sp-5, 1.25rem);
}

.sff-port-hero__title {
    font-family: var(--font-display, 'Cormorant Garamond', serif);
    font-size: clamp(3rem, 7vw, 6rem);
    font-weight: 300;
    line-height: 1.02;
    letter-spacing: -0.02em;
    color: var(--sff-white, #fff);
    margin-bottom: var(--sp-5, 1.25rem);
}

.sff-port-hero__sub {
    font-size: var(--text-sm, .875rem);
    color: rgba(255,255,255,.5);
    line-height: 1.7;
    max-width: 46ch;
    margin-inline: auto;
}

/* ============================================================
   STICKY FILTER BAR
   ============================================================ */
.sff-port-filters {
    position: sticky;
    top: var(--header-h, 72px);
    z-index: 200;
    background: var(--sff-cream, #FAF8F4);
    border-bottom: 1px solid rgba(44,44,44,.09);
    box-shadow: 0 1px 12px rgba(0,0,0,.05);
}

.sff-filter-bar {
    display: flex;
    align-items: stretch;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    max-width: var(--max-w, 1400px);
    margin-inline: auto;
    padding-inline: var(--gutter, 24px);
}
.sff-filter-bar::-webkit-scrollbar { display: none; }

/* ── Individual chip ── */
.sff-filter-chip {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 18px 20px 16px;
    font-family: var(--font-body, 'DM Sans', sans-serif);
    font-size: .68rem;
    font-weight: 500;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--sff-muted, #A09080);
    cursor: pointer;
    transition: color .2s ease, border-color .2s ease;
    white-space: nowrap;
    position: relative;
}
.sff-filter-chip:hover                { color: var(--sff-charcoal, #2C2C2C); }
.sff-filter-chip.is-active            { color: var(--sff-charcoal, #2C2C2C); border-bottom-color: var(--sff-terracotta, #C2714F); }

/* Count badge */
.sff-filter-chip__count {
    font-size: .58rem;
    font-weight: 400;
    letter-spacing: .06em;
    color: rgba(44,44,44,.35);
    background: rgba(44,44,44,.07);
    padding: 2px 6px;
    border-radius: 20px;
    transition: background .2s, color .2s;
}
.sff-filter-chip.is-active .sff-filter-chip__count,
.sff-filter-chip:hover .sff-filter-chip__count {
    background: rgba(194,113,79,.12);
    color: var(--sff-terracotta, #C2714F);
}

/* ============================================================
   MASONRY GRID — full viewport width
   ============================================================ */
.sff-port-grid-wrap {
    background: #111;       /* dark fill visible only during photo load */
    min-height: 60vh;
}

.sff-masonry {
    column-count: 4;
    column-gap: 3px;
    width: 100%;
    padding: 3px;           /* outer frame matches the gaps */
}

/* ── Masonry item ── */
.sff-masonry__item {
    break-inside: avoid;
    position: relative;
    overflow: hidden;
    margin-bottom: 3px;
    cursor: zoom-in;
    display: block;
    background: #1a1410;    /* placeholder while loading */
}

/* Staggered entry animation */
.sff-masonry__item {
    animation: sff-masonry-in .55s var(--ease-out, cubic-bezier(.25,.46,.45,.94)) both;
}
@keyframes sff-masonry-in {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Stagger delay by position — CSS nth-child trick */
.sff-masonry__item:nth-child(4n+1) { animation-delay: .04s; }
.sff-masonry__item:nth-child(4n+2) { animation-delay: .10s; }
.sff-masonry__item:nth-child(4n+3) { animation-delay: .16s; }
.sff-masonry__item:nth-child(4n+4) { animation-delay: .22s; }

/* ── Image ── */
.sff-masonry__item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform .7s cubic-bezier(.25,.46,.45,.94);
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    image-orientation: from-image;
}
.sff-masonry__item:hover img { transform: scale(1.055); }

/* ── Hover overlay ── */
.sff-masonry__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--sp-3, .75rem);
    transition: background .3s ease;
    pointer-events: none;
}
.sff-masonry__item:hover .sff-masonry__overlay {
    background: rgba(14, 10, 8, .38);
}

/* Zoom icon */
.sff-masonry__zoom {
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255,255,255,.75);
    background: rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    opacity: 0;
    transform: scale(.8) translateY(6px);
    transition: opacity .28s ease, transform .28s var(--ease-out, cubic-bezier(.25,.46,.45,.94));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.sff-masonry__item:hover .sff-masonry__zoom {
    opacity: 1;
    transform: scale(1) translateY(0);
}

/* Category label */
.sff-masonry__cat {
    font-size: .6rem;
    font-weight: 500;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: rgba(255,255,255,.7);
    opacity: 0;
    transform: translateY(4px);
    transition: opacity .28s ease .06s, transform .28s ease .06s;
}
.sff-masonry__item:hover .sff-masonry__cat {
    opacity: 1;
    transform: translateY(0);
}

/* ── Hidden items (filtered out) ── */
.sff-masonry__item.sff-hidden {
    display: none;
}

/* ── Empty state ── */
.sff-port-empty {
    text-align: center;
    padding: 80px var(--gutter, 24px);
    background: var(--sff-cream, #FAF8F4);
}
.sff-port-empty p {
    font-size: var(--text-sm, .875rem);
    color: var(--sff-muted, #A09080);
    letter-spacing: .06em;
}

/* ============================================================
   RESPONSIVE COLUMNS
   ============================================================ */
@media (max-width: 1280px) { .sff-masonry { column-count: 4; } }
@media (max-width: 1024px) { .sff-masonry { column-count: 3; } }
@media (max-width: 680px)  { .sff-masonry { column-count: 2; } }
@media (max-width: 380px)  { .sff-masonry { column-count: 1; } }

/* ============================================================
   CTA BANNER
   ============================================================ */
.sff-port-cta {
    background: var(--sff-bone, #EDE8DE);
    padding: clamp(var(--sp-16, 4rem), 8vw, var(--sp-32, 8rem)) var(--gutter, 24px);
    text-align: center;
}

.sff-port-cta__inner { max-width: 560px; margin-inline: auto; }

.sff-port-cta__label {
    display: block;
    font-size: var(--text-xs, .75rem);
    font-weight: 500;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--sff-terracotta, #C2714F);
    margin-bottom: var(--sp-4, 1rem);
}

.sff-port-cta__title {
    font-family: var(--font-display, 'Cormorant Garamond', serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    color: var(--sff-charcoal, #2C2C2C);
    letter-spacing: -0.02em;
    margin-bottom: var(--sp-4, 1rem);
}

.sff-port-cta__sub {
    font-size: var(--text-sm, .875rem);
    color: var(--sff-mid, #6B5E52);
    line-height: 1.7;
    margin-bottom: var(--sp-8, 2rem);
    max-width: 42ch;
    margin-inline: auto;
}

/* ============================================================
   LIGHTBOX  (matches sff-lightbox in footer.php)
   ============================================================ */
.sff-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(8,6,5,.97);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s ease;
}
.sff-lightbox[hidden] { display: none; }
.sff-lightbox.is-open {
    opacity: 1;
    pointer-events: all;
    display: flex;
}

.sff-lightbox__img {
    max-width: 92vw;
    max-height: 92vh;
    object-fit: contain;
    display: block;
    user-select: none;
    -webkit-user-drag: none;
}

.sff-lightbox__close {
    position: absolute;
    top: var(--sp-5, 1.25rem);
    right: var(--sp-5, 1.25rem);
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.15);
    color: rgba(255,255,255,.7);
    font-size: 1.4rem;
    cursor: pointer;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s, color .2s;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.sff-lightbox__close:hover { background: rgba(255,255,255,.16); color: #fff; }

.sff-lightbox__prev,
.sff-lightbox__next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.14);
    color: rgba(255,255,255,.65);
    font-size: 1.4rem;
    cursor: pointer;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s, color .2s;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.sff-lightbox__prev:hover,
.sff-lightbox__next:hover { background: rgba(255,255,255,.14); color: #fff; border-color: rgba(255,255,255,.3); }
.sff-lightbox__prev { left: var(--sp-5, 1.25rem); }
.sff-lightbox__next { right: var(--sp-5, 1.25rem); }

.sff-lightbox__counter {
    position: absolute;
    bottom: var(--sp-5, 1.25rem);
    left: 50%;
    transform: translateX(-50%);
    font-size: var(--text-xs, .75rem);
    letter-spacing: .12em;
    color: rgba(255,255,255,.35);
    pointer-events: none;
}

/* ============================================================
   FILTER JS HOOK — update global.js to use .sff-hidden class
   ============================================================ */