/* ── Horizontal Scroll Carousel ───────────────── */
.proj-scroll-wrapper {
    position: relative;
    padding: 20px 60px 30px;
    overflow: hidden;
}

.proj-scroll-track {
    display: flex;
    gap: 28px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 20px 10px 30px;
    scrollbar-width: none;
}
.proj-scroll-track::-webkit-scrollbar { display: none; }

/* ── Auto-play Carousel ────────────────────── */
.proj-carousel-outer {
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 20px 30px;
}

.proj-carousel-viewport {
    overflow: hidden;
    flex: 1;
}

.proj-carousel-track {
    display: flex;
    gap: 16px;
    transition: transform 0.5s ease;
    padding: 10px 0 20px;
}

/* Show 4 cards at once — each card = (100% - 3 gaps) / 4 */
.proj-carousel-track .proj-scroll-item {
    flex: 0 0 calc(25% - 12px);
    scroll-snap-align: start;
}

/* Override arrow positioning for carousel (inline flex layout) */
.proj-carousel-outer .proj-arrow {
    position: static;
    transform: none;
    flex-shrink: 0;
}

.proj-scroll-item {
    flex: 0 0 300px;
    scroll-snap-align: start;
}

.proj-scroll-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    height: 380px;
    cursor: pointer;
    box-shadow: 0 8px 30px rgba(0,0,0,0.18);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.proj-scroll-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 20px 50px rgba(0,0,0,0.28);
}
.proj-scroll-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.proj-scroll-card:hover img { transform: scale(1.05); }

/* hide status badges in the carousel — clean look */
.proj-carousel-track .proj-scroll-badge { display: none; }

.proj-scroll-overlay {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    padding: 70px 20px 22px;
    background: linear-gradient(to top, rgba(0,0,0,0.78) 0%, transparent 100%);
    color: #fff;
}
.proj-scroll-overlay h5 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 3px;
    color: #fff;
}
.proj-scroll-overlay small {
    font-size: 0.8rem;
    opacity: 0.72;
    display: block;
    margin-bottom: 0;
    letter-spacing: 0.2px;
}
.proj-scroll-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.78rem;
    font-weight: 600;
    color: #fff;
    text-decoration: none;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    margin-top: 8px;
}
.proj-scroll-card:hover .proj-scroll-link {
    opacity: 1;
    transform: translateY(0);
}

/* Scroll Arrows */
.proj-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(26, 107, 60, 0.5);
    background: transparent;
    color: #1a6b3c;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background 0.3s, border-color 0.3s, transform 0.2s;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.proj-arrow:hover {
    background: #f0faf4;
    border-color: #2d6a4f;
    color: #2d6a4f;
    transform: translateY(-50%) scale(1.08);
    box-shadow: 0 4px 18px rgba(45,106,79,0.18);
}
.proj-arrow-left  { left: 8px; }
.proj-arrow-right { right: 8px; }

@media (max-width: 767px) {
    .proj-carousel-track .proj-scroll-item { flex: 0 0 calc(50% - 8px); }
    .proj-scroll-card { height: 300px; }
}
@media (max-width: 480px) {
    .proj-carousel-track .proj-scroll-item { flex: 0 0 calc(80% - 8px); }
    .proj-scroll-card { height: 270px; }
}

/* ── Section Heading ──────────────────────────── */
.proj-section-tag {
    display: inline-block;
    background: #e8f5e9;
    color: #2d6a4f;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    padding: 6px 18px;
    border-radius: 20px;
    margin-bottom: 14px;
    border: 1px solid #b7dfc7;
}
.proj-section-title {
    font-size: 2.4rem;
    font-weight: 800;
    color: #1a1a1a;
    line-height: 1.2;
    margin-bottom: 14px;
}
.proj-title-highlight {
    color: #2d6a4f;
    position: relative;
    display: inline-block;
}
.proj-title-highlight::after {
    content: '';
    position: absolute;
    left: 0; bottom: 2px;
    width: 100%; height: 4px;
    background: #b7dfc7;
    border-radius: 2px;
    z-index: -1;
}
.proj-section-sub {
    color: #6b7e72;
    font-size: 0.97rem;
    line-height: 1.7;
    max-width: 520px;
    margin: 0 auto 8px;
}

/* ── Isotope Grid (Projects page) ─────────────── */
.iso-grid { max-width: 960px; margin: 0 auto; }
.iso-item { width: calc(33.333% - 24px); margin: 0 12px 24px; }
@media (max-width: 991px) { .iso-item { width: calc(50% - 24px); } }
@media (max-width: 575px)  { .iso-item { width: calc(100% - 24px); } }

/* ── Project Cards ────────────────────────────── */
.proj-card {
    border: 1px solid #e8f5e9;
    background: #fff;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.proj-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(45,106,79,0.15) !important;
}
.proj-card-img { position: relative; overflow: hidden; }
.proj-card-img img { transition: transform 0.4s ease; }
.proj-card:hover .proj-card-img img { transform: scale(1.05); }

.proj-badge {
    position: absolute; top: 14px; left: 14px;
    display: inline-flex; align-items: center; gap: 6px;
    padding: 5px 14px;
    border-radius: 6px;
    font-size: 0.72rem; font-weight: 600;
    letter-spacing: 0.4px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.proj-badge-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
}
.proj-badge.completed {
    background: rgba(255,255,255,0.92);
    color: #1b4332;
    border: 1px solid rgba(45,106,79,0.25);
}
.proj-badge.completed .proj-badge-dot { background: #2d6a4f; }
.proj-badge.ongoing {
    background: rgba(255,255,255,0.92);
    color: #7a4800;
    border: 1px solid rgba(249,168,37,0.35);
}
.proj-badge.ongoing .proj-badge-dot { background: #f9a825; }

.proj-view-btn {
    position: absolute; bottom: 14px; right: 14px;
    width: 40px; height: 40px;
    background: rgba(255,255,255,0.9); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: #2d6a4f; font-size: 0.95rem;
    opacity: 0; transform: scale(0.7);
    transition: all 0.25s ease; text-decoration: none;
}
.proj-card:hover .proj-view-btn { opacity: 1; transform: scale(1); }

.proj-card-subtitle {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: #2d6a4f;
    padding-left: 10px;
    border-left: 3px solid #2d6a4f;
    margin-bottom: 0.75rem;
    line-height: 1.2;
}

.proj-icon-wrap {
    width: 44px; height: 44px;
    background: #e8f5e9; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; color: #2d6a4f; flex-shrink: 0;
}

.proj-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #2d6a4f;
    text-decoration: none;
    padding: 0;
    background: none;
    border: none;
    transition: gap 0.2s ease, color 0.2s;
}
.proj-link span {
    border-bottom: 1.5px solid #b2d8c4;
    padding-bottom: 1px;
    transition: border-color 0.2s;
}
.proj-link i {
    font-size: 0.78rem;
    transition: transform 0.22s ease;
}
.proj-link:hover { color: #1b4332; gap: 10px; }
.proj-link:hover span { border-color: #2d6a4f; }
.proj-link:hover i { transform: translateX(2px); }

/* ── Simple Formal Filter Tabs ────────────────── */
.simple-tabs {
    display: inline-flex;
    align-items: center;
    border-bottom: 2px solid #dce8de;
    gap: 0;
}
.stab {
    background: none; border: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    padding: 12px 36px;
    font-size: 0.95rem; font-weight: 600;
    color: #8aa898; cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
    white-space: nowrap; letter-spacing: 0.2px;
}
.stab-n {
    font-weight: 400; color: #aabfb2;
    font-size: 0.88rem; transition: color 0.2s;
}
.stab:hover            { color: #4a8c6a; }
.stab:hover .stab-n    { color: #4a8c6a; }
.stab.active           { color: #4a8c6a; border-bottom-color: #4a8c6a; }
.stab.active .stab-n   { color: #4a8c6a; }