/* ============================================
   SCIENCE PREMIUM STYLES
   Cyan Theme | Neural Network | Timeline
   ============================================ */

/* === SCIENCE HERO === */
.science-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at 30% 40%, rgba(0, 240, 255, 0.1) 0%, transparent 60%);
}

.particles-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(0, 240, 255, 0.6);
    border-radius: 50%;
    animation: float linear infinite;
}

@keyframes float {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(-100vh) translateX(50px);
        opacity: 0;
    }
}

.hero-content-sci {
    text-align: center;
    z-index: 1;
}

.sci-label {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--accent-science);
    margin-bottom: 2rem;
    opacity: 0.7;
}

.sci-title {
    font-size: 5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-cyan {
    background: linear-gradient(135deg, #00f0ff 0%, #00c3ff 50%, #0080ff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sci-subtitle {
    font-size: 1.3rem;
    color: #999;
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.sci-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4rem;
}

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

.sci-stat-num {
    display: block;
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent-science);
    font-family: 'Space Grotesk', monospace;
    line-height: 1;
}

.sci-stat-symbol {
    font-size: 2.5rem;
    color: var(--accent-science);
}

.sci-stat-label {
    display: block;
    font-size: 0.85rem;
    color: #666;
    margin-top: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, rgba(0, 240, 255, 0.4), transparent);
}

/* === AXIS SHOWCASE === */
.axis-showcase {
    padding: 8rem 5%;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.02) 0%, transparent 100%);
}

.showcase-container {
    max-width: 1400px;
    margin: 0 auto;
}

.showcase-header {
    text-align: center;
    margin-bottom: 5rem;
}

.showcase-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.showcase-desc {
    font-size: 1.15rem;
    color: #aaa;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.axis-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.axis-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-card,
.progress-card,
.tech-stack {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 240, 255, 0.1);
    border-radius: 12px;
    padding: 2rem;
    transition: 0.3s;
}

.info-card:hover,
.progress-card:hover,
.tech-stack:hover {
    border-color: rgba(0, 240, 255, 0.3);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.1);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.card-header i {
    font-size: 1.8rem;
    color: var(--accent-science);
}

.card-header h3 {
    font-size: 1.3rem;
    margin: 0;
}

.info-card p {
    color: #999;
    line-height: 1.7;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.progress-percent {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-science);
}

.progress-bar-sci {
    height: 8px;
    background: rgba(0, 240, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.progress-fill-sci {
    height: 100%;
    background: linear-gradient(90deg, #00f0ff, #00c3ff);
    width: 0;
    transition: width 2s ease-out;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.5);
}

.progress-card small {
    color: #666;
    font-size: 0.85rem;
}

.tech-stack h4 {
    margin-bottom: 1.5rem;
    color: var(--accent-science);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tech-tag {
    padding: 0.5rem 1rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--accent-science);
    transition: 0.3s;
}

.tech-tag:hover {
    background: rgba(0, 240, 255, 0.2);
    border-color: var(--accent-science);
    transform: translateY(-2px);
}

/* === NEURAL NETWORK === */
.axis-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.neural-network {
    position: relative;
}

.network-svg {
    width: 100%;
    max-width: 400px;
    filter: drop-shadow(0 0 20px rgba(0, 240, 255, 0.3));
}

.node {
    fill: rgba(0, 240, 255, 0.2);
    stroke: var(--accent-science);
    stroke-width: 2;
    animation: pulse 2s ease-in-out infinite;
}

.node.input {
    animation-delay: 0s;
}

.node.hidden {
    animation-delay: 0.3s;
}

.node.output {
    animation-delay: 0.6s;
}

@keyframes pulse {

    0%,
    100% {
        fill: rgba(0, 240, 255, 0.2);
        r: 12;
    }

    50% {
        fill: rgba(0, 240, 255, 0.5);
        r: 14;
    }
}

.connection {
    stroke: rgba(0, 240, 255, 0.3);
    stroke-width: 1;
    animation: flow 3s linear infinite;
}

@keyframes flow {
    0% {
        stroke-dashoffset: 0;
    }

    100% {
        stroke-dashoffset: 100;
    }
}

.network-label {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.9rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* === TIMELINE === */
.timeline-section {
    padding: 8rem 5%;
    background: #0a0a0a;
}

.timeline-container {
    max-width: 900px;
    margin: 0 auto;
}

.section-title-sci {
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 5rem;
}

.timeline {
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom,
            var(--accent-science) 0%,
            var(--accent-science) 33%,
            rgba(0, 240, 255, 0.3) 33%,
            rgba(0, 240, 255, 0.3) 100%);
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: 4rem;
    opacity: 0.5;
    transition: 0.4s;
}

.timeline-item.completed,
.timeline-item.active {
    opacity: 1;
}

.timeline-item:hover {
    opacity: 1;
    transform: translateX(10px);
}

.timeline-marker {
    position: absolute;
    left: 22px;
    top: 0;
    width: 18px;
    height: 18px;
    background: #1a1a1a;
    border: 3px solid rgba(0, 240, 255, 0.3);
    border-radius: 50%;
    z-index: 1;
}

.timeline-item.completed .timeline-marker {
    background: var(--accent-science);
    border-color: var(--accent-science);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.5);
}

.timeline-item.active .timeline-marker {
    background: var(--accent-science);
    border-color: var(--accent-science);
    animation: pulse-marker 2s ease-in-out infinite;
}

@keyframes pulse-marker {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(0, 240, 255, 0.7);
    }

    50% {
        box-shadow: 0 0 0 15px rgba(0, 240, 255, 0);
    }
}

.timeline-content {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 240, 255, 0.1);
    border-radius: 12px;
    padding: 2rem;
    transition: 0.4s;
}

.timeline-item:hover .timeline-content {
    border-color: rgba(0, 240, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.1);
}

.timeline-phase {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 20px;
    font-size: 0.75rem;
    color: var(--accent-science);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
}

.timeline-content p {
    color: #999;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.timeline-date {
    display: block;
    font-size: 0.85rem;
    color: #666;
    margin-top: 1rem;
}

/* === ARCHIVE === */
.archive-section {
    padding: 8rem 5%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.5) 0%, transparent 100%);
}

.archive-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header-sci {
    text-align: center;
    margin-bottom: 5rem;
}

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

.archive-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 240, 255, 0.1);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.archive-card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 240, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 240, 255, 0.15);
}

.archive-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.archive-id {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.85rem;
    color: var(--accent-science);
    background: rgba(0, 240, 255, 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
}

.archive-status {
    padding: 0.3rem 0.8rem;
    background: rgba(0, 255, 0, 0.1);
    border: 1px solid rgba(0, 255, 0, 0.3);
    border-radius: 20px;
    font-size: 0.75rem;
    color: #0f0;
    text-transform: uppercase;
}

.archive-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.archive-card p {
    color: #aaa;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.archive-footer {
    border-top: 1px solid rgba(0, 240, 255, 0.1);
    padding-top: 1rem;
}

.archive-time {
    font-size: 0.85rem;
    color: #666;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.archive-time i {
    color: var(--accent-science);
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .sci-title {
        font-size: 4rem;
    }

    .axis-grid,
    .archive-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sci-title {
        font-size: 3rem;
    }

    .showcase-title {
        font-size: 2.5rem;
    }

    .section-title-sci {
        font-size: 2rem;
    }

    .sci-stats {
        flex-wrap: wrap;
        gap: 2rem;
    }

    .stat-line {
        display: none;
    }

    .timeline-item {
        padding-left: 60px;
    }
}