/* ============================================
   CASE STUDIES SECTION - BRUTALIST MINIMALIST
   ============================================ */

.case-studies-section {
    padding: var(--spacing-5xl) 0 var(--spacing-4xl) 0;
    background: linear-gradient(
        180deg,
        rgba(0, 255, 170, 0.02) 0%,
        rgba(0, 255, 170, 0.04) 50%,
        rgba(0, 255, 170, 0.02) 100%
    );
    position: relative;
    border-top: 1px solid rgba(0, 255, 170, 0.08);
}

/* Subtle glow at top */
.case-studies-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(0, 255, 170, 0.15) 50%,
        transparent 100%
    );
    filter: blur(1px);
    pointer-events: none;
}

/* Header */
.case-studies-header {
    text-align: center;
    margin-bottom: var(--spacing-4xl);
    padding-top: var(--spacing-xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.case-studies-section h2 {
    font-size: clamp(var(--text-4xl), 6vw, var(--text-5xl));
    font-weight: var(--font-black);
    line-height: 1.1;
    letter-spacing: var(--tracking-tight);
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(
        180deg,
        var(--white) 0%,
        rgba(255, 255, 255, 0.9) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.case-studies-section h2 .accent {
    background: linear-gradient(
        90deg,
        var(--neon-green) 0%,
        #00FFD4 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.case-studies-subtitle {
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: var(--gray-light);
    font-weight: var(--font-light);
}

/* Case Studies Grid - Side by side in desktop */
.case-studies-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Case Study Card - Smaller, more compact */
.case-study-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 40px 36px;
    position: relative;
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    cursor: pointer;
}

/* Spotlight hover effect - Supersized */
.case-study-card::before {
    content: '';
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(
        circle,
        rgba(0, 255, 170, 0.25) 0%,
        rgba(0, 255, 170, 0.15) 15%,
        rgba(0, 255, 170, 0.08) 30%,
        rgba(0, 255, 170, 0.04) 50%,
        rgba(0, 255, 170, 0.01) 70%,
        transparent 85%
    );
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    z-index: 1;
    left: var(--mouse-x, 50%);
    top: var(--mouse-y, 50%);
    transform: translate(-50%, -50%);
}

.case-study-card:hover::before {
    opacity: 1;
}

.case-study-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 255, 170, 0.2);
    transform: translateY(-2px);
}

/* All content should be above the spotlight */
.case-study-card > * {
    position: relative;
    z-index: 2;
}

/* Company Logo */
.case-study-logo {
    width: auto;
    height: 56px;
    max-width: 180px;
    margin-bottom: 24px;
    object-fit: contain;
    object-position: left center;
    filter: brightness(0.95) contrast(1.05);
    align-self: flex-start;
}

/* Title - More crisp */
.case-study-title {
    font-size: clamp(1.25rem, 2.2vw, 1.5rem);
    font-weight: 600;
    color: var(--white);
    line-height: 1.35;
    margin-bottom: 32px;
    letter-spacing: -0.01em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Divider Line */
.case-study-quote::before {
    content: '';
    display: block;
    width: 100%;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin-bottom: 24px;
}

/* Quote - NOT italic, tighter line-height, more crisp */
.case-study-quote {
    font-size: clamp(0.9375rem, 1.5vw, 1rem);
    line-height: 1.55;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 400;
    font-style: normal;
    margin-bottom: 32px;
    padding-left: 0;
    border-left: none;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Author Section */
.case-study-author {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.case-study-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(0, 255, 170, 0.3);
}

.case-study-author-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.case-study-author-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
    line-height: 1.3;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.case-study-author-title {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.65);
    font-weight: 400;
    line-height: 1.3;
}

/* CTA Button - No arrow */
.case-study-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--neon-green);
    color: var(--bg-primary);
    border: none;
    padding: 13px 26px;
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 10px;
    text-decoration: none;
    width: fit-content;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.case-study-cta:hover {
    background: #00CC66;
    transform: translateY(-2px);
}

/* Hide arrow (legacy) */
.case-study-cta-arrow {
    display: none;
}

/* Desktop Large - Side by side cards */
@media (min-width: 1280px) {
    .case-studies-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-3xl);
        max-width: 1400px;
    }

    .case-study-card {
        padding: 48px 42px;
    }

    .case-study-logo {
        width: auto;
        height: 64px;
        max-width: 200px;
        margin-bottom: 28px;
    }

    .case-study-title {
        font-size: 1.625rem;
        margin-bottom: 36px;
        line-height: 1.3;
    }

    .case-study-quote {
        font-size: 1.0625rem;
        line-height: 1.6;
        margin-bottom: 36px;
    }

    .case-study-quote::before {
        margin-bottom: 28px;
    }

    .case-study-author {
        margin-bottom: 36px;
        gap: 14px;
    }

    .case-study-avatar {
        width: 50px;
        height: 50px;
    }

    .case-study-author-name {
        font-size: 1rem;
    }

    .case-study-author-title {
        font-size: 0.875rem;
    }

    .case-study-cta {
        padding: 14px 28px;
        font-size: 1rem;
    }
}

/* Tablet - Single column */
@media (min-width: 768px) and (max-width: 1279px) {
    .case-studies-grid {
        grid-template-columns: 1fr;
        max-width: 700px;
        padding: 0 var(--spacing-lg);
    }

    .case-study-card {
        padding: 44px 38px;
    }

    .case-study-logo {
        width: auto;
        height: 60px;
        max-width: 190px;
    }

    .case-study-title {
        font-size: 1.5rem;
    }

    .case-study-quote {
        font-size: 1rem;
    }
}

/* Mobile - Simplified Version */
@media (max-width: 767px) {
    .case-studies-section {
        padding: var(--spacing-3xl) 0;
    }

    .case-studies-header {
        margin-bottom: var(--spacing-3xl);
        padding: 0 var(--spacing-md);
    }

    .case-studies-section h2 {
        font-size: clamp(var(--text-3xl), 8vw, var(--text-4xl));
    }

    .case-studies-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        padding: 0 var(--spacing-md);
    }

    .case-study-card {
        padding: 36px 28px;
        border-radius: 20px;
    }

    .case-study-logo {
        width: auto;
        height: 56px;
        max-width: 180px;
        margin-bottom: 24px;
    }

    .case-study-title {
        font-size: clamp(1.25rem, 4.5vw, 1.5rem);
        margin-bottom: 28px;
        font-weight: 600;
        line-height: 1.3;
    }

    /* Hide quote and author on mobile - simplified version */
    .case-study-quote,
    .case-study-author {
        display: none;
    }

    .case-study-quote::before {
        display: none;
    }

    .case-study-cta {
        width: 100%;
        justify-content: center;
        padding: 15px 24px;
        font-size: 1rem;
        font-weight: 600;
        border-radius: 10px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .case-study-card,
    .case-study-card::before,
    .case-study-cta {
        transition: none;
    }

    .case-study-card:hover,
    .case-study-cta:hover {
        transform: none;
    }
}