/* Project Page Styles */

.back-btn {
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    padding: 10px 16px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.back-btn:active {
    background: var(--gray);
    color: var(--white);
}

/* Video Hero */
.video-hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
    margin-top: 57px;
}

.video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.8) 100%);
    padding: 60px 0 40px;
    z-index: 2;
}

.project-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
    line-height: 1.2;
}

.project-subtitle {
    font-size: 14px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Sticky Video Content */
.project-content {
    background: var(--black);
    padding: 60px 0;
}

.sticky-video-wrapper {
    max-width: 480px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

.sticky-video {
    width: 100%;
    margin-bottom: 32px;
    transition: all 0.4s ease;
}

.sticky-video.stuck {
    position: fixed;
    top: 77px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 40px);
    max-width: 200px;
    z-index: 100;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.sticky-video video {
    width: 100%;
    height: auto;
    display: block;
    background: var(--black);
}

.project-text {
    color: var(--text);
}

.project-text h2 {
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.3;
}

.project-text h3 {
    font-size: 1.5rem;
    color: var(--white);
    margin-top: 40px;
    margin-bottom: 16px;
}

.project-text p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-dim);
    margin-bottom: 20px;
}

/* Project Stats */
.project-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin: 40px 0;
    padding: 32px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stat {
    text-align: center;
}

.stat h4 {
    font-size: 1.75rem;
    color: var(--white);
    margin-bottom: 8px;
    font-weight: 700;
}

.stat p {
    font-size: 12px;
    color: var(--text-dim);
    margin: 0;
}

/* Tech Tags */
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 24px 0;
}

.tech-tags span {
    font-size: 11px;
    padding: 8px 16px;
    background: var(--gray-light);
    color: var(--text);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* Project CTA */
.project-cta {
    background: var(--gray-dark);
    padding: 80px 0;
    text-align: center;
}

.project-cta h2 {
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 16px;
}

.project-cta p {
    font-size: 15px;
    color: var(--text-dim);
    margin-bottom: 32px;
}

/* Ajuste quando vídeo está sticky */
.sticky-video.stuck ~ .project-text {
    padding-top: 220px;
}

@media (max-width: 360px) {
    .project-title {
        font-size: 2rem;
    }
    
    .project-stats {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}