/* --- SCROLL CONTAINER --- */
.infinite-scroll-container {
    overflow-x: auto;
    padding: 1rem 0;
    cursor: grab;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.infinite-scroll-container::-webkit-scrollbar { display: none; }

.infinite-scroll-container:active { cursor: grabbing; }

.scrolling-wrapper {
    display: flex;
    gap: 1rem;
    padding: 0.5rem;
    width: max-content;
}

/* --- SKILL CARDS --- */
.skill-card-large {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    min-width: 180px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.skill-card-large::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent-primary);
    transition: background 0.2s;
}

.skill-card-large:hover {
    transform: translateY(-4px);
    border-color: var(--accent-primary);
    box-shadow: 0 8px 30px var(--accent-glow);
}

.skill-card-large.selected-card {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-glow);
    background: var(--bg-secondary);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    display: block;
}

/* --- ACHIEVEMENT CARD --- */
.skill-card-large.achievement {
    border-color: gold;
}

.skill-card-large.achievement .card-icon { filter: drop-shadow(0 0 8px gold); }

.skill-card-large.achievement::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at top, rgba(255, 215, 0, 0.08), transparent 70%);
    pointer-events: none;
}

/* --- DETAILS AREA --- */
.details-display-area {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
    margin-top: 2rem;
}

.details-display-area.open {
    max-height: 9999px;
}

.detail-content {
    background: var(--bg-secondary);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
}

/* --- PROJECT GRID --- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.project-thumbnail {
    font-size: 3rem;
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--card-border);
}

/* --- SCROLLED MODE (Pill Nav) --- */
.infinite-scroll-container.scrolled-mode {
    position: sticky;
    top: 65px;
    z-index: 100;
    background: transparent;
    backdrop-filter: none;        /* remove from container */
    -webkit-backdrop-filter: none;
    border-bottom: none;
    padding: 0.6rem 0;
    overflow-x: auto;
    scrollbar-width: none;
}

.infinite-scroll-container.scrolled-mode::before {
    content: '';
    position: absolute;
    inset: 0;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    -webkit-mask-image: linear-gradient(to bottom, black 0%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 0%, transparent 100%);
    pointer-events: none;
    z-index: 0;
}

.infinite-scroll-container.scrolled-mode .scrolling-wrapper {
    position: relative;
    z-index: 1;       /* keeps pills above the blur layer */
    width: max-content;
    padding: 0.25rem 1rem;
    gap: 0.6rem;
}

.infinite-scroll-container.scrolled-mode::after {
    display: none;
}

.infinite-scroll-container.scrolled-mode::-webkit-scrollbar { display: none; }

.infinite-scroll-container.scrolled-mode .skill-card-large {
    min-width: unset;
    padding: 0.4rem 1.1rem;
    border-radius: 999px;
    background: #1a2d52;                       /* solid dark navy, fully opaque */
    border: 1px solid rgba(255,255,255,0.2);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    white-space: nowrap;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.infinite-scroll-container.scrolled-mode .skill-card-large:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: none;
    box-shadow: none;
    background: #1a2d52;                       /* stays solid on hover */
}

.infinite-scroll-container.scrolled-mode .skill-card-large.selected-card {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #000;
    box-shadow: none;
}

.infinite-scroll-container.scrolled-mode .skill-card-large.achievement.selected-card {
    background: gold;
    border-color: gold;
    color: #000;
}

.infinite-scroll-container.scrolled-mode .card-icon {
    font-size: 1rem;
    margin: 0;
    display: inline;
}

.infinite-scroll-container.scrolled-mode .skill-card-large h3 {
    font-size: 0.82rem;
    margin: 0;
    display: inline;
    font-weight: 700;
}

.infinite-scroll-container.scrolled-mode .skill-card-large::after { display: none; }
.infinite-scroll-container.scrolled-mode .skill-card-large.achievement { border-color: gold; }

/* --- SCROLL PLACEHOLDER --- */
.scroll-placeholder {
    display: none;
    height: 0;
    transition: height 0.3s ease;
}

.scroll-placeholder.active {
    display: block;
}

/* --- COMPACT MODE --- */
.infinite-scroll-container.compact {
    position: fixed;
    top: 65px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--card-border);
    padding: 0.6rem 1rem;
    border-radius: 0 0 16px 16px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
    width: auto;
    max-width: 90vw;
    overflow-x: auto;
    scrollbar-width: none;
}

.infinite-scroll-container.compact::-webkit-scrollbar { display: none; }

.infinite-scroll-container.compact .infinite-clone { display: none; }

.infinite-scroll-container.compact .scrolling-wrapper {
    width: max-content;
    padding: 0.25rem 0;
    gap: 0.5rem;
    animation: none;
}

.infinite-scroll-container.compact .skill-card-large {
    min-width: unset;
    padding: 0.4rem 1.1rem;
    border-radius: 999px;
    background: transparent;
    border: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    white-space: nowrap;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.infinite-scroll-container.compact .skill-card-large.selected-card {
    border-color: var(--accent-primary);
}

[data-theme="dark"] .infinite-scroll-container.compact .skill-card-large.selected-card,
[data-theme="dark"] .infinite-scroll-container.compact .skill-card-large.selected-card h3 {
    background: var(--accent-primary);
    color: #000;
}

[data-theme="light"] .infinite-scroll-container.compact .skill-card-large.selected-card,
[data-theme="light"] .infinite-scroll-container.compact .skill-card-large.selected-card h3 {
    background: var(--accent-primary);
    color: #fff;
}

.infinite-scroll-container.compact .card-icon {
    font-size: 1rem;
    margin: 0;
    display: inline;
}

.infinite-scroll-container.compact h3 {
    font-size: 0.82rem;
    margin: 0;
    display: inline;
    font-weight: 700;
}

.infinite-scroll-container.compact p,
.infinite-scroll-container.compact small,
.infinite-scroll-container.compact div[style*="margin-top"],
.infinite-scroll-container.compact .skill-card-large::after {
    display: none;
}

/* --- SHIFTED UP --- */
.details-display-area.shifted-up {
    margin-top: 0;
}

/* ============================================================
   PROJECT CARD — Tool icon strip (top-right of card header)
   ============================================================ */
.proj-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 0.6rem;
}

.proj-card-tool-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    justify-content: flex-end;
    flex-shrink: 0;
    max-width: 200px;
}

/* Individual icon chip — icon only, coloured ring, tooltip on hover */
.proj-card-tool-chip {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: var(--bg-secondary);
    border: 2px solid var(--tool-color, var(--accent-primary));
    color: var(--tool-color, var(--text-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    cursor: default;
    position: relative;
    transition: transform 0.15s, box-shadow 0.15s;
    flex-shrink: 0;
}
.proj-card-tool-chip i { font-size: 0.88rem; }
.proj-card-tool-chip:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--tool-color, var(--accent-primary)) 45%, transparent);
}

/* Tooltip via ::after */
.proj-card-tool-chip::after {
    content: attr(title);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-secondary);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    font-size: 0.68rem;
    font-weight: 700;
    white-space: nowrap;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s;
    z-index: 10;
}
.proj-card-tool-chip:hover::after { opacity: 1; }

/* Bottom name-labelled tool pills row */
.proj-card-tools-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1rem;
}

.proj-card-tool-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.73rem;
    font-weight: 600;
    padding: 0.18rem 0.6rem;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--tool-color, var(--card-border)) 60%, transparent);
    color: var(--tool-color, var(--text-secondary));
    background: color-mix(in srgb, var(--tool-color, var(--bg-secondary)) 10%, var(--bg-secondary));
}
.proj-card-tool-pill i { font-size: 0.75rem; }

/* ── Project description markdown content ── */
.proj-desc-content {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}
.proj-desc-content p  { margin: 0 0 0.75rem; }
.proj-desc-content h2 { font-size: 1.15rem; color: var(--text-primary); margin: 1rem 0 0.4rem; }
.proj-desc-content h3 { font-size: 1rem;    color: var(--text-primary); margin: 0.9rem 0 0.35rem; }
.proj-desc-content strong { color: var(--text-primary); font-weight: 700; }
.proj-desc-content em { font-style: italic; }
.proj-desc-content code {
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    background: rgba(0,229,192,0.09);
    color: var(--accent-primary);
    padding: 0.1em 0.4em;
    border-radius: 4px;
}
.proj-desc-content blockquote {
    border-left: 3px solid var(--accent-primary);
    padding-left: 1rem;
    color: var(--text-secondary);
    font-style: italic;
    margin: 0.75rem 0;
}
.proj-desc-content hr {
    border: none;
    border-top: 1px solid var(--card-border);
    margin: 1rem 0;
}
.proj-desc-content ul,
.proj-desc-content ol {
    padding-left: 1.4rem;
    margin: 0.5rem 0 0.75rem;
}
.proj-desc-content li { margin-bottom: 0.2rem; }

@media (max-width: 768px) {
    .proj-desc-content { font-size: 0.875rem; }
    .proj-desc-content h2 { font-size: 1.05rem; }
    .proj-desc-content h3 { font-size: 0.95rem; }
}

/* ============================================================
   PROJECT SLIDESHOW — full-width image carousel with arrows
   ============================================================ */
.proj-slideshow {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    border: 1px solid var(--card-border);
    aspect-ratio: 16 / 9;
    background: #111;
}

.proj-slideshow-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.proj-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.35s ease;
}
.proj-slide.active { opacity: 1; z-index: 1; }

.proj-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Arrow buttons */
.proj-slide-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, 0.55);
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s, background 0.2s;
    backdrop-filter: blur(4px);
}
.proj-slideshow:hover .proj-slide-btn { opacity: 1; }
.proj-slide-btn:hover { background: rgba(0, 0, 0, 0.8); }
.proj-slide-btn.prev { left: 0.75rem; }
.proj-slide-btn.next { right: 0.75rem; }

/* Counter badge */
.proj-slide-counter {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    z-index: 5;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    backdrop-filter: blur(4px);
    pointer-events: none;
}

/* Dot indicators */
.proj-slide-dots {
    position: absolute;
    bottom: 0.75rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    gap: 0.4rem;
}

.proj-slide-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
}
.proj-slide-dot.active {
    background: var(--accent-primary);
    transform: scale(1.3);
}
.proj-slide-dot:hover { background: rgba(255, 255, 255, 0.8); }

@media (max-width: 768px) {
    .proj-slide-btn { opacity: 1; width: 34px; height: 34px; font-size: 0.85rem; }
    .proj-slide-btn.prev { left: 0.4rem; }
    .proj-slide-btn.next { right: 0.4rem; }
    .proj-slide-dots { gap: 0.3rem; }
    .proj-slide-dot { width: 6px; height: 6px; }
}

/* ============================================================
   PROJECT CARD — Image grid layouts (2-col, 3-col)
   ============================================================ */
.proj-img-grid {
    display: grid;
    gap: 6px;
    border-radius: 8px;
    overflow: hidden;
}
.proj-img-grid-2 { grid-template-columns: 1fr 1fr; }
.proj-img-grid-3 { grid-template-columns: 1fr 1fr 1fr; }

.proj-img-grid-cell {
    overflow: hidden;
    border-radius: 6px;
    aspect-ratio: 16 / 9;
    border: 1px solid var(--card-border);
    background: #111;
}

.proj-img-grid-cell img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.proj-img-grid-cell:hover img {
    filter: brightness(1.08);
}

@media (max-width: 600px) {
    .proj-img-grid-3 { grid-template-columns: 1fr 1fr; }
}