/**
 * ============================================
 * STRATUM LABS - PAST PROJECTS PAGE STYLESHEET
 * ============================================
 * Simplified past projects page styles
 */

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 80px 2rem;
    background: linear-gradient(135deg, #0A0A0F 0%, #151E3F 100%);
    position: relative;
    overflow: hidden;
}

.hero-left {
    flex: 1;
    max-width: 600px;
}

.intro-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #A78BFA;
    margin-bottom: 1rem;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    color: #F1EEFF;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: #7B6FAA;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.badge {
    display: inline-block;
    background: linear-gradient(45deg, #7C5CFC, #A78BFA);
    color: #F1EEFF;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
}

.hero-right {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

/* ============================================
   TIMELINE SECTION
   ============================================ */
.timeline-section {
    padding: 80px 0;
    background-color: #F1EEFF;
}

.timeline-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.timeline-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    color: #F1EEFF;
    margin-bottom: 4rem;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, #7C5CFC, #151E3F);
    transform: translateX(-50%);
    border-radius: 2px;
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 4rem;
    position: relative;
}

.timeline-spacer {
    flex: 1;
}

.timeline-dot {
    width: 20px;
    height: 20px;
    background: linear-gradient(45deg, #7C5CFC, #A78BFA);
    border-radius: 50%;
    border: 4px solid #13131F;
    position: relative;
    z-index: 2;
}

.timeline-content-left,
.timeline-content-right {
    flex: 1;
    padding: 0 2rem;
}

.timeline-card {
    background: linear-gradient(135deg, #151E3F 0%, #0A0A0F 100%);
    border: 1px solid rgba(124, 92, 252, 0.26);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.timeline-card:hover {
    transform: translateY(-5px);
    border-color: #A78BFA;
    box-shadow: 0 10px 30px rgba(124, 92, 252, 0.25);
}

.timeline-date {
    font-size: 0.9rem;
    font-weight: 600;
    color: #A78BFA;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.timeline-project-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #F1EEFF;
    margin-bottom: 1rem;
}

.timeline-description {
    color: #7B6FAA;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.timeline-result {
    font-size: 1rem;
    font-weight: 600;
    color: #A78BFA;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.project-image {
    width: 100%;
    height: 250px;
    background-color: #151E3F;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6B7A96;
    font-size: 0.95rem;
}

.project-content {
    padding: 2rem;
}

.project-date {
    color: #6B7A96;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: #F1EEFF;
}

.project-content p {
    color: #7B6FAA;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.project-tech {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.tech-tag {
    background-color: rgba(124, 92, 252, 0.08);
    color: #7B6FAA;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
}

/* ============================================
   CONTENT SECTIONS
   ============================================ */
.section {
    padding: 80px 0;
    max-width: 1200px;
    margin: 0 auto;
}

.section-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 0 2rem;
}

.content-card {
    background-color: #151E3F;
    border: 1px solid rgba(124, 92, 252, 0.09);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.content-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.content-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: #F1EEFF;
}

.content-card p {
    color: #7B6FAA;
    line-height: 1.7;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        min-height: auto;
        padding: 60px 1.5rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .timeline {
        padding: 0 1rem;
    }

    .timeline-line {
        left: 30px;
    }

    .timeline-item {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 3rem;
    }

    .timeline-item:nth-child(even) .timeline-content-right {
        order: -1;
    }

    .timeline-dot {
        align-self: flex-start;
        margin-left: 11px;
        margin-bottom: 1rem;
    }

    .timeline-content-left,
    .timeline-content-right {
        padding: 0;
        width: 100%;
    }

    .timeline-card {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .timeline-title {
        font-size: 2rem;
    }

    .timeline {
        padding: 0 0.5rem;
    }

    .timeline-line {
        left: 20px;
    }

    .timeline-dot {
        width: 16px;
        height: 16px;
        margin-left: 2px;
    }

    .timeline-card {
        padding: 1.25rem;
    }

    .timeline-project-title {
        font-size: 1.25rem;
    }

    .content-card {
        padding: 1.5rem;
    }
}