/* Studio Profile V2 -- Portfolio Grid */

.sp-portfolio {
    padding: 0 0 var(--space-12);
}

/* Masonry grid using CSS columns */
.sp-portfolio-grid {
    column-count: var(--sp-portfolio-columns-mobile);
    column-gap: var(--sp-portfolio-gap);
}

.sp-portfolio-item {
    break-inside: avoid;
    margin-bottom: var(--sp-portfolio-gap);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    position: relative;
}

.sp-portfolio-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.sp-portfolio-item:hover img {
    transform: scale(1.03);
}

/* Portfolio count */
.sp-portfolio-count {
    font-size: 0.85rem;
    color: var(--color-text-secondary, #999);
    font-weight: 400;
    margin-left: 6px;
}

/* Empty state */
.sp-portfolio-empty {
    text-align: center;
    padding: 48px 16px;
    background: var(--color-bg-card);
    border-radius: 12px;
    border: 1px dashed var(--color-border);
}

.sp-portfolio-empty-text {
    font-size: 1rem;
    color: var(--color-text);
    margin: 0 0 8px;
}

.sp-portfolio-empty-hint {
    font-size: 0.85rem;
    color: var(--color-text-secondary, #999);
    margin: 0 0 16px;
}

.sp-portfolio-empty-ctas {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.sp-empty-cta {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-brand-accent);
    border: 1px solid var(--color-brand-accent);
    text-decoration: none;
    transition: background 0.15s ease;
}

.sp-empty-cta:hover {
    background: rgba(212, 168, 67, 0.1);
}

/* Load more button */
.sp-load-more {
    text-align: center;
    margin-top: 24px;
}

.sp-load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    border: 1px solid var(--color-border, #333);
    background: var(--color-bg-card);
    color: var(--color-text);
    transition: background 0.15s ease, border-color 0.15s ease;
}

.sp-load-more-btn:hover {
    background: var(--color-surface);
    border-color: var(--color-text-secondary, #999);
}

.sp-load-more-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.sp-load-more-btn svg {
    transition: transform 0.2s ease;
}

.sp-load-more-btn.is-loading svg {
    animation: sp-spin 1s linear infinite;
}

@keyframes sp-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   Lightbox (full-screen portfolio viewer)
   @task INK-DEV-095
   ========================================================================== */

.sp-lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal, 1000);
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.95);
}

.sp-lightbox.open {
  display: flex;
}

.sp-lightbox.is-active {
  display: flex;
  opacity: 1;
  visibility: visible;
}

.sp-lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
}

.sp-lightbox__content {
  position: relative;
  z-index: 1;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sp-lightbox__img,
.sp-lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.sp-lightbox__close,
.sp-lightbox__prev,
.sp-lightbox__next {
  position: absolute;
  background: var(--glass-bg, rgba(255, 255, 255, 0.1));
  border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.15));
  color: var(--color-white, #fff);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.sp-lightbox__close:hover,
.sp-lightbox__prev:hover,
.sp-lightbox__next:hover {
  background: rgba(255, 255, 255, 0.1);
}

.sp-lightbox__close {
  top: -48px;
  right: 0;
  width: 36px;
  height: 36px;
  font-size: var(--text-xl);
}

.sp-lightbox__prev {
  left: -56px;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  font-size: var(--text-2xl);
}

.sp-lightbox__next {
  right: -56px;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  font-size: var(--text-2xl);
}

@media (max-width: 767px) {
  .sp-lightbox__prev { left: var(--space-2); }
  .sp-lightbox__next { right: var(--space-2); }
  .sp-lightbox__close { top: var(--space-2); right: var(--space-2); }
}

.sp-lightbox__counter {
  position: absolute;
  bottom: -36px;
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  font-family: var(--font-mono);
}

body.sp-lightbox-open {
  overflow: hidden;
}

/* Legacy lightbox classes */
.sp-lightbox-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sp-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sp-lightbox-prev { left: 16px; }
.sp-lightbox-next { right: 16px; }

@media (min-width: 768px) {
    .sp-portfolio-grid {
        column-count: var(--sp-portfolio-columns-desktop);
    }
}

/* ================================================================
 * Portfolio Filter Bar (artist tabs)
 * ================================================================ */

.sp-portfolio-filter {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    scrollbar-width: none;
    padding-bottom: var(--space-3);
    margin-bottom: var(--space-4);
}

.sp-portfolio-filter::-webkit-scrollbar {
    display: none;
}

.sp-portfolio-filter__btn {
    flex-shrink: 0;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    background: var(--color-surface);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
    font-family: var(--font-ui);
}

.sp-portfolio-filter__btn:hover {
    border-color: var(--color-border-hover);
    color: var(--color-text);
}

.sp-portfolio-filter__btn.active {
    background: var(--color-brand-accent);
    color: #000;
    border-color: var(--color-brand-accent);
}

/* ================================================================
 * Portfolio Chip Overlay (artist name on image)
 * ================================================================ */

.sp-portfolio-chip {
    position: absolute;
    bottom: var(--space-2);
    left: var(--space-2);
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    font-size: var(--text-xs);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    backdrop-filter: blur(4px);
    pointer-events: none;
}

/* ================================================================
 * Hidden state for client-side filtering
 * ================================================================ */

.sp-portfolio-item.hidden {
    display: none;
}

/* ================================================================
 * PORTFOLIO-FIRST REDESIGN (, 2026-03-25)
 * ================================================================ */

/* ===== MASONRY GRID ===== */
.sp-portfolio-grid {
    columns: 2;
    column-gap: var(--sp-portfolio-gap, 8px);
}
@media (min-width: 640px) {
    .sp-portfolio-grid {
        columns: 3;
        column-gap: var(--sp-portfolio-gap-md, 12px);
    }
}
@media (min-width: 1024px) {
    .sp-portfolio-grid {
        columns: 3;
        column-gap: var(--sp-portfolio-gap-lg, 16px);
    }
}

.sp-portfolio-item {
    break-inside: avoid;
    margin-bottom: var(--sp-portfolio-gap, 8px);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    cursor: pointer;
}
@media (min-width: 640px) {
    .sp-portfolio-item {
        margin-bottom: var(--sp-portfolio-gap-md, 12px);
    }
}
@media (min-width: 1024px) {
    .sp-portfolio-item {
        margin-bottom: var(--sp-portfolio-gap-lg, 16px);
    }
}
.sp-portfolio-item img {
    display: block;
    width: 100%;
    height: auto;
    transition: transform 0.3s ease;
}

/* Hover overlay */
.sp-portfolio-item__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}
.sp-portfolio-item:hover .sp-portfolio-item__overlay { opacity: 1; }
.sp-portfolio-item:hover img { transform: scale(1.03); }

/* Artist attribution chip */
.sp-portfolio-item__chip {
    position: absolute;
    bottom: 8px;
    left: 8px;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #fff;
    font-size: var(--text-xs);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}
.sp-portfolio-item:hover .sp-portfolio-item__chip { opacity: 1; }

/* Filter hidden state */
.sp-portfolio-item.is-hidden { display: none; }

/* Portfolio section with proper spacing */
.sp-portfolio {
    padding: var(--space-6) 0;
    border-bottom: 1px solid var(--color-border);
}

/* ===== ARTIST FILTER BAR ===== */
.sp-artist-filter {
    position: relative;
    margin-bottom: var(--space-4);
}
.sp-artist-filter::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 48px;
    height: 100%;
    background: linear-gradient(to right, transparent, var(--color-bg));
    pointer-events: none;
    z-index: 1;
}
@media (min-width: 768px) {
    .sp-artist-filter::after { display: none; }
}

.sp-artist-filter__track {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    scrollbar-width: none;
    padding: var(--space-1) 0;
}
.sp-artist-filter__track::-webkit-scrollbar { display: none; }
@media (min-width: 768px) {
    .sp-artist-filter__track {
        flex-wrap: wrap;
        overflow-x: visible;
    }
}

/* Visual styling (padding, radius, border, typography, active/hover)
 * provided by DS .btn.btn--pill. Markup now uses
 * `class="btn btn--pill sp-artist-filter__pill"` — this rule only keeps
 * structural layout bits for avatar + text + count badge composition.
 * @task pill unification
 */
.sp-artist-filter__pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.sp-artist-filter__avatar {
    width: 18px;
    height: 18px;
    border-radius: var(--radius-full);
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.sp-artist-filter__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.sp-artist-filter__avatar-ph {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-brand-accent), #b8941f);
    color: #000;
    font-size: var(--text-3xs);
    font-weight: 700;
}

.sp-artist-filter__work-count {
    display: inline-block;
    padding: 0 var(--space-1);
    background: rgba(255,255,255,0.08);
    border-radius: 999px;
    font-size: 10px;
    font-weight: 600;
    opacity: 0.75;
}

/* ===== ARTIST BIO PANEL ===== */
.sp-artist-bio {
    display: none;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
}
.sp-artist-bio.is-visible {
    display: flex;
    animation: spBioIn 0.25s ease;
}
@keyframes spBioIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.sp-artist-bio__avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--color-surface);
}
.sp-artist-bio__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.sp-artist-bio__info {
    flex: 1;
    min-width: 0;
}
.sp-artist-bio__name {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text);
}
.sp-artist-bio__rating {
    font-size: var(--text-sm);
    color: var(--color-brand-accent);
    margin-top: 2px;
}
.sp-artist-bio__styles {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: var(--space-1);
}
.sp-artist-bio__style-tag {
    font-size: var(--text-xs);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    background: var(--color-surface);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}
.sp-artist-bio__profile-link {
    font-size: var(--text-sm);
    color: var(--color-brand-accent);
    text-decoration: none;
    margin-top: var(--space-1);
    display: inline-block;
}
.sp-artist-bio__profile-link:hover {
    text-decoration: underline;
}
.sp-artist-bio__close {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}
.sp-artist-bio__close:hover {
    background: var(--color-surface);
    color: var(--color-text);
}

/* ===== LIGHTBOX ARTIST INFO ===== */
.sp-lightbox__info {
    position: absolute;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 8px 16px;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-full);
    color: #fff;
    font-size: var(--text-sm);
    white-space: nowrap;
    z-index: 10;
}
.sp-lightbox__info-avatar {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    overflow: hidden;
}
.sp-lightbox__info-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.sp-lightbox__info-name {
    font-weight: 500;
}
.sp-lightbox__info-link {
    color: var(--color-brand-accent);
    text-decoration: none;
    margin-left: var(--space-1);
}
.sp-lightbox__info-link:hover {
    text-decoration: underline;
}