/* --- VOLT FIT: featured project card --- */
.voltfit-featured {
    grid-column: 1 / -1;
}

.voltfit-shots {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-top: 10px;
}

.voltfit-shots img,
.cs-gallery img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    border: 1px solid rgba(0, 243, 255, 0.2);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.45);
    transition: transform 0.35s ease, border-color 0.35s ease;
}

.voltfit-shots img:hover,
.cs-gallery img:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
}

.case-study-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

@media (max-width: 768px) {
    /* Swipeable row of screenshots on phones */
    .voltfit-shots,
    .cs-gallery {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 10px;
    }

    .voltfit-shots img,
    .cs-gallery img {
        flex: 0 0 62%;
        scroll-snap-align: center;
    }
}

/* --- VOLT FIT: case study page --- */
.cs-hero {
    padding: 140px 10% 60px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: center;
}

.cs-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 25px;
    font-size: 0.95rem;
}

.cs-back:hover {
    color: var(--primary);
}

.cs-brand {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 20px;
}

.cs-brand img {
    width: 72px;
    height: 72px;
    border-radius: 16px;
    border: 1.5px solid rgba(0, 243, 255, 0.35);
}

.cs-kicker {
    color: var(--primary);
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.cs-hero h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.2;
    margin-bottom: 20px;
}

.cs-hero h1 span {
    color: var(--primary);
}

.cs-lead {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
}

.cs-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.cs-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.cs-hero-shots {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.cs-hero-shots img {
    width: 100%;
    height: auto;
    border-radius: 18px;
    border: 1px solid rgba(0, 243, 255, 0.25);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.5);
}

.cs-hero-shots img:last-child {
    margin-top: 50px;
}

.cs-facts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    padding: 0 10% 40px;
}

.cs-fact {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 22px;
}

.cs-fact-label {
    display: block;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 6px;
}

.cs-fact-value {
    font-weight: 600;
    color: var(--text-color);
}

.cs-prose {
    max-width: 820px;
    margin: 0 auto;
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.9;
}

.cs-prose p + p {
    margin-top: 18px;
}

.cs-prose strong {
    color: var(--text-color);
}

.cs-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

/* Architecture diagram */
.cs-arch {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    align-items: center;
    gap: 16px;
    max-width: 1000px;
    margin: 0 auto 30px;
}

.cs-arch-node {
    background: var(--card-bg);
    border: 1px solid rgba(0, 243, 255, 0.3);
    border-radius: 14px;
    padding: 22px 18px;
    text-align: center;
}

.cs-arch-node i {
    color: var(--primary);
    font-size: 1.6rem;
    margin-bottom: 10px;
}

.cs-arch-node h4 {
    margin-bottom: 6px;
}

.cs-arch-node p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.cs-arch-arrow {
    color: var(--primary);
    font-size: 1.3rem;
    text-align: center;
}

.cs-arch-note {
    max-width: 1000px;
    margin: 0 auto;
    color: var(--text-muted);
    text-align: center;
    font-size: 0.95rem;
}

/* Engineering challenges */
.cs-challenges {
    display: grid;
    gap: 26px;
    max-width: 1000px;
    margin: 0 auto;
}

.cs-challenge {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-inline-start: 3px solid var(--primary);
    border-radius: 14px;
    padding: 30px;
}

.cs-challenge h3 {
    font-size: 1.25rem;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.cs-challenge h3 i {
    color: var(--primary);
}

.cs-challenge-label {
    display: block;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 16px 0 6px;
}

.cs-challenge p {
    color: var(--text-muted);
    line-height: 1.8;
}

.cs-challenge code {
    color: var(--primary);
    background: rgba(0, 243, 255, 0.08);
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 0.9em;
}

.cs-cta {
    text-align: center;
    padding: 80px 10% 100px;
}

.cs-cta h2 {
    font-size: 2rem;
    margin-bottom: 14px;
}

.cs-cta p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.cs-cta .cs-actions {
    justify-content: center;
}

@media (max-width: 900px) {
    .cs-hero {
        grid-template-columns: 1fr;
        padding-top: 120px;
    }

    .cs-arch {
        grid-template-columns: 1fr;
    }

    .cs-arch-arrow {
        transform: rotate(90deg);
    }
}

@media (max-width: 768px) {
    .cs-hero,
    .cs-facts {
        padding-left: 16px;
        padding-right: 16px;
    }
}

/* Arrows point the other way in Arabic */
body[dir="rtl"] .cs-back i,
body[dir="rtl"] .cs-arch-arrow i {
    transform: scaleX(-1);
}

@media (max-width: 900px) {
    /* The column already rotates the arrow to point down */
    body[dir="rtl"] .cs-arch-arrow i {
        transform: none;
    }
}