/* ============================================================
   CASE STUDY SUB-PAGES (Shared Styles)
   ============================================================ */

/* --- Hero Section --- */
.case-hero {
    padding: 100px 20px 80px;
    text-align: center;
    background: radial-gradient(circle at center, #0f2240 0%, #070d1b 100%);
    position: relative;
    overflow: hidden;
    color: #ffffff;
    border-bottom: 1px solid rgba(0, 229, 255, 0.1);
}
.case-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 100%;
    background-image: radial-gradient(rgba(0, 229, 255, 0.06) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: 1;
    opacity: 0.3;
    animation: slideBackground 25s linear infinite;
    pointer-events: none;
}
.case-hero .container {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
}
.case-hero .badge {
    display: inline-block;
    padding: 6px 20px;
    border-radius: 50px;
    background: rgba(0, 229, 255, 0.12);
    color: #00e5ff;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 16px;
    border: 1px solid rgba(0, 229, 255, 0.15);
}
.case-hero h1 {
    font-size: 44px;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #ffffff 0%, #00e5ff 60%, #0099ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 20px rgba(0, 229, 255, 0.15));
}
.case-hero .subtitle {
    font-size: 17px;
    color: #94a3b8;
    line-height: 1.8;
    max-width: 750px;
    margin: 0 auto;
}

/* --- Case Study Content --- */
.case-content {
    padding: 80px 20px;
    background: #070d1b;
    color: #ffffff;
}
.case-content .container {
    max-width: 1100px;
    margin: 0 auto;
}
.case-content .featured-image {
    width: 100%;
    max-height: 450px;
    object-fit: cover;
    border-radius: 20px;
    margin-bottom: 50px;
    border: 1px solid rgba(0, 229, 255, 0.1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

/* --- Stats / Results Bar --- */
.case-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 40px 0 50px;
}
.case-stat-item {
    text-align: center;
    padding: 25px 15px;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    border: 1px solid rgba(0, 229, 255, 0.08);
    transition: all 0.3s ease;
}
.case-stat-item:hover {
    background: rgba(23, 34, 59, 0.8);
    border-color: rgba(0, 229, 255, 0.2);
    transform: translateY(-4px);
}
.case-stat-item .number {
    font-size: 38px;
    font-weight: 900;
    color: #00e5ff;
    display: block;
}
.case-stat-item .label {
    font-size: 14px;
    color: #94a3b8;
    margin-top: 4px;
    display: block;
}

/* --- Content Sections --- */
.case-section {
    margin-bottom: 50px;
}
.case-section h2 {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 16px;
    color: #ffffff;
    letter-spacing: -0.5px;
}
.case-section h2 .highlight {
    color: #00e5ff;
}
.case-section h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 24px 0 12px;
    color: #ffffff;
}
.case-section p {
    color: #cbd5e1;
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 18px;
}
.case-section p strong {
    color: #ffffff;
}
.case-section ul {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}
.case-section ul li {
    color: #cbd5e1;
    font-size: 15px;
    padding: 6px 0 6px 28px;
    position: relative;
    line-height: 1.6;
}
.case-section ul li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: #00e5ff;
    font-weight: 700;
}

/* --- Technologies Used --- */
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 16px 0 10px;
}
.tech-tag {
    padding: 8px 18px;
    border-radius: 50px;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(0, 229, 255, 0.15);
    color: #00e5ff;
    font-size: 13px;
    font-weight: 600;
}

/* --- Testimonial --- */
.case-testimonial {
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px 45px;
    border: 1px solid rgba(0, 229, 255, 0.08);
    margin: 40px 0 50px;
    position: relative;
}
.case-testimonial::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 80px;
    color: #00e5ff;
    opacity: 0.2;
    font-family: Georgia, serif;
    line-height: 1;
}
.case-testimonial blockquote {
    color: #f1f5f9;
    font-size: 18px;
    line-height: 1.8;
    font-style: italic;
    margin: 0 0 16px 0;
    position: relative;
    z-index: 1;
}
.case-testimonial .client-info {
    display: flex;
    align-items: center;
    gap: 14px;
}
.case-testimonial .client-info .avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #002250;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #00e5ff;
    font-size: 20px;
    border: 2px solid rgba(0, 229, 255, 0.3);
}
.case-testimonial .client-info .details h4 {
    font-size: 16px;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
}
.case-testimonial .client-info .details span {
    font-size: 13px;
    color: #94a3b8;
}

/* --- CTA --- */
.case-cta {
    text-align: center;
    padding: 60px 20px 40px;
    border-top: 1px solid rgba(0, 229, 255, 0.08);
    margin-top: 20px;
}
.case-cta .btn {
    display: inline-block;
    padding: 14px 40px;
    border-radius: 50px;
    background: linear-gradient(135deg, #0099ff, #00e5ff);
    color: #ffffff;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 229, 255, 0.25);
}
.case-cta .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 35px rgba(0, 229, 255, 0.4);
    background: linear-gradient(135deg, #1aaaff, #33ebff);
}
.case-cta .btn i {
    margin-left: 8px;
}
.case-cta .back-link {
    display: inline-block;
    margin-top: 16px;
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 14px;
}
.case-cta .back-link:hover {
    color: #00e5ff;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .case-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .case-hero h1 {
        font-size: 32px;
    }
    .case-hero .subtitle {
        font-size: 15px;
    }
    .case-section h2 {
        font-size: 24px;
    }
    .case-stats {
        grid-template-columns: 1fr 1fr;
    }
    .case-testimonial {
        padding: 30px 25px;
    }
    .case-testimonial blockquote {
        font-size: 16px;
    }
}
@media (max-width: 480px) {
    .case-hero h1 {
        font-size: 26px;
    }
    .case-stats {
        grid-template-columns: 1fr;
    }
    .case-cta .btn {
        width: 100%;
        text-align: center;
    }
}