/* =========================================
   PROJECTS PAGE – Side-by-Side Layout (TRP Theme)
   ========================================= */

.projects-page {
    overflow: hidden;
    background: var(--color-bg);
}

/* ── HERO BAND ── */
.projects-hero {
    padding: var(--section-pad-x) 90px;
    text-align: center;
    background: linear-gradient(135deg, var(--color-accent-secondary) 0%, var(--color-accent-dark) 100%);
    position: relative;
    overflow: hidden;
}

.projects-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 70% 40%, rgba(23, 92, 82, 0.25) 0%, transparent 65%);
    pointer-events: none;
}

.projects-hero h1 {
    font-family: var(--font-serif);
    font-size: 3.4rem;
    color: var(--color-fg-alt);
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
}

.projects-hero h1 em {
    color: var(--color-bg-alt);
    font-style: italic;
    font-weight: 700;
}

.eyebrow {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-rose);
    font-weight: 500;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

/* ── SECTION WRAPPER ── */
.projects-slider-section {
    padding: 80px var(--section-pad-x) 100px;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

/* ── SIDE-BY-SIDE LAYOUT ── */
.projects-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

/* ── LEFT COLUMN: SLIDER ── */
.slider-col {
    position: relative;
}

.slider-wrapper {
    position: relative;
    width: 100%;
    perspective: 1400px;
}

.slider {
    position: relative;
    height: 460px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ── SLIDES ── */
.slide {
    position: absolute;
    width: 340px;
    height: 320px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    opacity: 0;
    transition: all 0.65s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(44, 44, 42, 0.12), 0 6px 16px rgba(44, 44, 42, 0.07);
    background: var(--color-white);
    cursor: pointer;
    will-change: transform, opacity;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    display: block;
}

.slide:hover img {
    transform: scale(1.05);
}

/* Slide label overlay */
.slide-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 28px 20px 16px;
    background: linear-gradient(transparent, rgba(44, 44, 42, 0.80));
    color: var(--color-fg-alt);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.35s ease, transform 0.35s ease;
    pointer-events: none;
}

.slide:hover .slide-label,
.slide.active .slide-label {
    opacity: 1;
    transform: translateY(0);
}

/* ── Active centre slide ── */
.slide.active {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    z-index: 5;
    cursor: default;
    box-shadow: 0 30px 80px rgba(44, 44, 42, 0.20), 0 8px 24px rgba(44, 44, 42, 0.10);
}

/* ── prev-1 (immediately behind, left) ── */
.slide.prev-1 {
    transform: translate(-80%, -50%) scale(0.80) rotateY(16deg);
    opacity: 0.70;
    z-index: 4;
}

/* ── prev-2 ── */
.slide.prev-2 {
    transform: translate(-110%, -50%) scale(0.64) rotateY(24deg);
    opacity: 0.35;
    z-index: 3;
}

/* ── prev-3 ── */
.slide.prev-3 {
    transform: translate(-130%, -50%) scale(0.52) rotateY(30deg);
    opacity: 0.12;
    z-index: 2;
    pointer-events: none;
}

/* ── next-1 (immediately behind, right) ── */
.slide.next-1 {
    transform: translate(-20%, -50%) scale(0.80) rotateY(-16deg);
    opacity: 0.70;
    z-index: 4;
}

/* ── next-2 ── */
.slide.next-2 {
    transform: translate(10%, -50%) scale(0.64) rotateY(-24deg);
    opacity: 0.35;
    z-index: 3;
}

/* ── next-3 ── */
.slide.next-3 {
    transform: translate(30%, -50%) scale(0.52) rotateY(-30deg);
    opacity: 0.12;
    z-index: 2;
    pointer-events: none;
}

/* ── CONTROLS ── */
.slider-controls {
    position: relative;
}

.slider-controls button {
    position: absolute;
    top: -230px; /* vertically centred relative to slider height */
    background: var(--color-accent);
    color: var(--color-white);
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition), transform 0.25s ease, box-shadow var(--transition);
    box-shadow: 0 6px 20px rgba(23, 92, 82, 0.22);
    z-index: 10;
    transform: translateY(-50%);
}

.slider-controls button:hover {
    background: var(--color-accent-dark);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 10px 28px rgba(23, 92, 82, 0.35);
}

.slider-controls button:active {
    transform: translateY(-50%) scale(0.95);
}

.slider-controls .prev { left: -8px; }
.slider-controls .next { right: -8px; }

/* ── DOTS ── */
.slider-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 24px;
}

.slider-dots .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-stone);
    cursor: pointer;
    transition: background var(--transition), transform var(--transition), width var(--transition), border-radius var(--transition);
    border: none;
    padding: 0;
}

.slider-dots .dot.active {
    background: var(--color-accent);
    width: 24px;
    border-radius: 4px;
}

.slider-dots .dot:hover:not(.active) {
    background: var(--color-accent-secondary);
    transform: scale(1.25);
}

/* ── RIGHT COLUMN: CONTENT ── */
.content-col {
    position: relative;
    min-height: 420px;
    display: flex;
    align-items: center;
}

/* ── CONTENT BLOCK ── */
.content-block {
    display: none;
    width: 100%;
    animation: floatIn 0.55s cubic-bezier(0.22, 1, 0.36, 1);

    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-lg);
    padding: 48px 48px 40px;
    box-shadow:
        0 4px 6px rgba(44, 44, 42, 0.04),
        0 20px 50px rgba(44, 44, 42, 0.09),
        0 40px 80px rgba(44, 44, 42, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(23, 92, 82, 0.14);
    position: relative;
    overflow: hidden;
}

/* Accent bar — forest green */
.content-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-accent-secondary) 50%, var(--color-accent) 100%);
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.content-block.active {
    display: block;
}

.content-block h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--color-fg);
    margin-bottom: 6px;
    letter-spacing: -0.02em;
    line-height: 1.15;
}

.content-block .project-year {
    font-family: var(--font-sans);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-rose);
    font-weight: 500;
    margin-bottom: 14px;
    display: block;
}

.content-block p {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.78;
    color: var(--color-fg-muted);
    margin-bottom: 16px;
}

.content-block p:last-of-type {
    margin-bottom: 0;
}

/* Stats row */
.project-stats {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
    margin-top: 26px;
    padding-top: 22px;
    border-top: 1px solid var(--color-fg-subtle);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-fg);
    line-height: 1;
}

.stat-label {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-stone-light);
}

/* Tags */
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}

.tag {
    padding: 5px 13px;
    background: var(--color-accent-light);
    color: var(--color-accent);
    border-radius: var(--radius-pill);
    font-family: var(--font-sans);
    font-size: 0.73rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    border: 1px solid rgba(23, 92, 82, 0.18);
    transition: background var(--transition), color var(--transition), border-color var(--transition), transform 0.2s ease;
    cursor: default;
}

.tag:hover {
    background: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

/* ── ANIMATION ── */
@keyframes floatIn {
    from {
        opacity: 0;
        transform: translateX(24px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
    .projects-layout {
        gap: 40px;
    }

    .slide {
        width: 280px;
        height: 270px;
    }

    .slider {
        height: 400px;
    }

    .content-block {
        padding: 36px 36px 32px;
    }
}

@media (max-width: 768px) {
    /* Stack vertically on mobile */
    .projects-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .projects-slider-section {
        padding: 60px var(--section-pad-x) 80px;
    }

    .slide {
        width: 260px;
        height: 240px;
    }

    .slider {
        height: 340px;
    }

    /* On mobile, hide prev-2, prev-3, next-2, next-3 */
    .slide.prev-2,
    .slide.prev-3,
    .slide.next-2,
    .slide.next-3 {
        opacity: 0;
        pointer-events: none;
    }

    .slide.prev-1 {
        transform: translate(-76%, -50%) scale(0.78) rotateY(12deg);
    }

    .slide.next-1 {
        transform: translate(-24%, -50%) scale(0.78) rotateY(-12deg);
    }

    .content-col {
        min-height: unset;
    }

    .content-block {
        padding: 28px 24px 24px;
    }

    .content-block h2 {
        font-size: 1.65rem;
    }

    .projects-hero h1 {
        font-size: 2.2rem;
    }
}