/* =========================================
   PROOF.CSS - Proof & Trust Page
   ========================================= */

/* =========================================
   1. CERTIFICATIONS SECTION
   ========================================= */
.certifications-section {
    padding: var(--sectionPadding);
    background: var(--bg-offset);
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.cert-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 1rem;
    padding: 2rem;
    padding-left: calc(2rem + var(--card-accent-width, 5px));
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cert-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--card-accent-width, 5px);
    background: var(--card-accent-gradient);
    border-radius: 1rem 0 0 1rem;
}

.cert-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 60%;
    height: 60%;
    background: var(--card-accent-glow);
    pointer-events: none;
    border-radius: inherit;
}

.cert-item img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin: 0 auto 1rem;
}

.cert-item h4 {
    font-size: 1rem;
    color: var(--headerColor);
    margin-bottom: 0.5rem;
}

.cert-item p {
    color: var(--bodyTextColor);
    font-size: 0.875rem;
}

/* Placeholder state */
.cert-item.placeholder {
    opacity: 0.6;
    border-style: dashed;
}

.cert-item.placeholder h4 {
    color: var(--bodyTextColor);
}

/* =========================================
   2. STATS SHOWCASE
   ========================================= */
.stats-showcase {
    padding: var(--sectionPadding);
    background: linear-gradient(135deg, #1a1a1a, #0d0d0d);
    color: #fff;
}

.stats-showcase .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 2rem;
    text-align: center;
}

.stat-item {
    padding: 2rem;
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    font-family: var(--headerFont);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.8;
}

@media (max-width: 768px) {
    .stats-showcase .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .stats-showcase .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* =========================================
   3. BEFORE/AFTER GALLERY
   ========================================= */
.ba-section {
    padding: var(--sectionPadding);
}

.ba-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.ba-item {
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.ba-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: relative;
}

.ba-images img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.ba-label {
    position: absolute;
    bottom: 0.5rem;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.ba-label.before {
    left: 0.5rem;
}

.ba-label.after {
    right: 0.5rem;
}

.ba-caption {
    padding: 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
}

.ba-caption h4 {
    font-size: 1rem;
    color: var(--headerColor);
    margin-bottom: 0.5rem;
}

.ba-caption p {
    color: var(--bodyTextColor);
    font-size: 0.9rem;
    margin: 0;
}

@media (max-width: 768px) {
    .ba-grid {
        grid-template-columns: 1fr;
    }
}

/* =========================================
   4. CASE STUDIES
   ========================================= */
.case-studies-section {
    padding: var(--sectionPadding);
    background: var(--bg-offset);
}

.case-study-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 1rem;
    padding: 2.5rem;
    padding-left: calc(2.5rem + var(--card-accent-width, 5px));
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.case-study-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--card-accent-width, 5px);
    background: var(--card-accent-gradient);
    border-radius: 1rem 0 0 1rem;
}

.case-study-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 60%;
    height: 60%;
    background: var(--card-accent-glow);
    pointer-events: none;
    border-radius: inherit;
}

.case-study-card:last-child {
    margin-bottom: 0;
}

.case-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    gap: 2rem;
}

.case-header h3 {
    font-size: 1.5rem;
    color: var(--headerColor);
    margin: 0;
}

.case-tag {
    flex-shrink: 0;
    background: var(--primary);
    color: #fff;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.case-challenge,
.case-solution,
.case-result {
    margin-bottom: 1.5rem;
}

.case-challenge h4,
.case-solution h4,
.case-result h4 {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.case-challenge p,
.case-solution p,
.case-result p {
    color: var(--bodyTextColor);
    line-height: 1.6;
    margin: 0;
}

.case-result {
    margin-bottom: 0;
}

.result-stats {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.result-stat {
    text-align: center;
}

.result-stat strong {
    display: block;
    font-size: 1.5rem;
    color: var(--headerColor);
}

.result-stat span {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--bodyTextColor);
}

/* Placeholder state */
.case-study-card.placeholder {
    opacity: 0.6;
    border-style: dashed;
    text-align: center;
}