/* ============================================
   SKILLS SECTION
   ============================================ */
.skills-section {
    padding: 6rem 2rem;
    max-width: 1300px;
    margin: 0 auto;
}

.skills-section .section-label {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--accent-blue-light);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.25rem;
}

.skill-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.75rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--card-accent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.3);
}

.skill-card:hover::before { opacity: 1; }

.skill-card.cloud { --card-accent: linear-gradient(90deg, #ff9900, #ffb84d); }
.skill-card.infrastructure { --card-accent: linear-gradient(90deg, var(--accent-green), var(--accent-cyan)); }
.skill-card.containers { --card-accent: linear-gradient(90deg, #2496ed, #60c0f0); }
.skill-card.iac { --card-accent: linear-gradient(90deg, #7b42bc, #a66bdb); }
.skill-card.scripting { --card-accent: linear-gradient(90deg, var(--accent-yellow), var(--accent-orange)); }
.skill-card.monitoring { --card-accent: linear-gradient(90deg, #e6522c, #f0a000); }
.skill-card.databases { --card-accent: linear-gradient(90deg, #336791, #52a0d8); }
.skill-card.cicd { --card-accent: linear-gradient(90deg, var(--accent-purple), var(--accent-pink)); }
.skill-card.linux { --card-accent: linear-gradient(90deg, #fcc624, #f0a000); }
.skill-card.security { --card-accent: linear-gradient(90deg, var(--accent-red), var(--accent-orange)); }
.skill-card.certifications { --card-accent: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue)); }

.skill-card.highlight {
    border-color: rgba(255, 153, 0, 0.3);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(255, 153, 0, 0.05) 100%);
}

.highlight-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.25rem 0.6rem;
    background: rgba(255, 153, 0, 0.15);
    border: 1px solid rgba(255, 153, 0, 0.3);
    border-radius: 6px;
    font-size: 0.65rem;
    font-weight: 600;
    color: #ff9900;
    font-family: 'JetBrains Mono', monospace;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

.card-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border-radius: 10px;
    transition: all 0.25s ease;
}

.skill-item:hover { background: var(--bg-card); }

.skill-logo {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    font-size: 1rem;
    flex-shrink: 0;
}

.skill-info { flex: 1; min-width: 0; }

.skill-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.15rem;
}

.skill-detail {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.circular-progress {
    width: 44px;
    height: 44px;
    position: relative;
    flex-shrink: 0;
}

.circular-progress svg {
    transform: rotate(-90deg);
    width: 44px;
    height: 44px;
}

.circular-progress .bg-circle {
    fill: none;
    stroke: var(--bg-card);
    stroke-width: 4;
}

.circular-progress .progress-circle {
    fill: none;
    stroke: var(--accent-cyan);
    stroke-width: 4;
    stroke-linecap: round;
    stroke-dasharray: 113;
    stroke-dashoffset: 113;
    transition: stroke-dashoffset 1.5s ease-out;
}

.circular-progress .percentage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
}

.skill-card.cloud .progress-circle { stroke: #ff9900; }
.skill-card.infrastructure .progress-circle { stroke: var(--accent-green); }
.skill-card.containers .progress-circle { stroke: #2496ed; }
.skill-card.iac .progress-circle { stroke: #7b42bc; }
.skill-card.scripting .progress-circle { stroke: var(--accent-yellow); }
.skill-card.monitoring .progress-circle { stroke: #e6522c; }
.skill-card.databases .progress-circle { stroke: #336791; }
.skill-card.cicd .progress-circle { stroke: var(--accent-purple); }
.skill-card.linux .progress-circle { stroke: #fcc624; }
.skill-card.security .progress-circle { stroke: var(--accent-red); }
.skill-card.certifications .progress-circle { stroke: var(--accent-cyan); }

.learning-badge {
    padding: 0.2rem 0.5rem;
    background: rgba(167, 139, 250, 0.15);
    border-radius: 4px;
    font-size: 0.6rem;
    font-weight: 500;
    color: var(--accent-purple);
    font-family: 'JetBrains Mono', monospace;
    margin-left: 0.5rem;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border-radius: 10px;
}

.cert-logo {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    font-size: 1rem;
    flex-shrink: 0;
}

.cert-info { flex: 1; }

.cert-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.15rem;
}

.cert-year {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.cert-badge {
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
}

.cert-badge.completed {
    background: rgba(52, 211, 153, 0.15);
    color: var(--accent-green);
}

.cert-badge.progress {
    background: rgba(251, 191, 36, 0.15);
    color: var(--accent-yellow);
}

@media (max-width: 768px) {
    .skills-section { padding: 4rem 1.25rem; }
    .skills-grid { grid-template-columns: 1fr; }
}

/* ============================================
   EXPERIENCE SECTION
   ============================================ */
.experience-section {
    padding: 6rem 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.experience-section .section-label {
    background: rgba(167, 139, 250, 0.1);
    border: 1px solid rgba(167, 139, 250, 0.2);
    color: var(--accent-purple);
}

.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-purple) 0%, var(--accent-blue) 50%, var(--accent-cyan) 100%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-dot {
    position: absolute;
    left: -40px;
    top: 1.5rem;
    width: 18px;
    height: 18px;
    background: var(--bg-primary);
    border: 3px solid var(--accent-purple);
    border-radius: 50%;
    z-index: 2;
}

.timeline-dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: var(--accent-purple);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.timeline-date {
    position: absolute;
    left: -140px;
    top: 1.25rem;
    width: 90px;
    text-align: right;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.timeline-date .end-date {
    display: block;
    color: var(--accent-cyan);
    margin-top: 0.25rem;
}

.exp-terminal-card {
    background: var(--bg-terminal);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 50px -15px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.03);
}

.exp-terminal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1.25rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.exp-terminal-body {
    padding: 1.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    line-height: 1.8;
}

.term-line { display: block; }
.term-prompt { color: var(--accent-cyan); }
.term-cmd { color: var(--text-primary); }
.term-output { color: var(--text-secondary); }
.term-success { color: var(--accent-green); }
.term-key { color: var(--accent-blue-light); }
.term-value { color: var(--text-secondary); }
.term-string { color: var(--accent-green); }
.term-heading { color: var(--accent-yellow); margin-top: 1.25rem; margin-bottom: 0.5rem; display: block; }
.term-tree { color: var(--accent-blue); }
.term-tree-item { color: var(--text-secondary); display: block; padding-left: 0.5rem; }
.term-highlight { color: var(--accent-cyan); font-weight: 500; }

.impact-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin: 1.25rem 0;
    padding: 1rem 0;
    border-top: 1px dashed var(--border-color);
    border-bottom: 1px dashed var(--border-color);
}

.impact-stat {
    text-align: center;
    padding: 0.75rem 0.5rem;
    background: rgba(34, 211, 238, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(34, 211, 238, 0.1);
}

.impact-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-cyan);
    font-family: 'Sora', sans-serif;
    display: block;
}

.impact-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.25rem;
    display: block;
}

.exp-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--border-color);
}

.exp-tech-tag {
    padding: 0.35rem 0.7rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.7rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.exp-tech-tag:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue-light);
}

.timeline-item.future .timeline-dot {
    border-color: var(--accent-cyan);
    border-style: dashed;
}

.timeline-item.future .timeline-dot::before {
    background: transparent;
    border: 2px solid var(--accent-cyan);
    width: 6px;
    height: 6px;
}

.future-card {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(34, 211, 238, 0.05) 100%);
    border: 1px dashed var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.future-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-2px);
}

.future-icon { font-size: 2rem; margin-bottom: 1rem; }

.future-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.future-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.future-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
}

.future-btn:hover {
    background: var(--accent-cyan);
    color: var(--bg-primary);
}

@media (max-width: 900px) {
    .timeline { padding-left: 30px; }
    .timeline-date {
        position: relative;
        left: 0;
        text-align: left;
        margin-bottom: 0.75rem;
        width: auto;
    }
    .timeline-date .end-date { display: inline; margin-left: 0.5rem; }
    .timeline-date .end-date::before { content: '→ '; }
    .timeline-dot { left: -30px; top: 0.5rem; }
    .impact-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .experience-section { padding: 4rem 1rem; }
    .exp-terminal-body { font-size: 0.75rem; padding: 1rem; }
    .impact-value { font-size: 1.1rem; }
}

/* ============================================
   PROJECTS & BLOG SECTION
   ============================================ */
.build-log-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.build-log-section .section-label {
    background: rgba(52, 211, 153, 0.1);
    border: 1px solid rgba(52, 211, 153, 0.2);
    color: var(--accent-green);
}

.filter-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2.5rem;
    padding: 1rem 1.25rem;
    background: var(--bg-terminal);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    flex-wrap: wrap;
}

.filter-prompt { color: var(--accent-cyan); }
.filter-command { color: var(--text-secondary); }

.filter-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.filter-btn.active {
    background: rgba(59, 130, 246, 0.15);
    border-color: var(--accent-blue);
    color: var(--accent-blue-light);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 1.5rem;
}

.project-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(20px);
}

.project-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.project-card.hidden { display: none; }

.project-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.4);
}

.project-card.visible:hover { transform: translateY(-4px); }

.project-card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.project-card-type {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.75rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
    width: fit-content;
}

.project-card-type.project {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue-light);
}

.project-card-type.article {
    background: rgba(52, 211, 153, 0.15);
    color: var(--accent-green);
}

.project-card-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.project-card-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.65;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.project-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
    margin-top: auto;
}

.project-tag {
    padding: 0.3rem 0.6rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.68rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    transition: all 0.2s ease;
}

.project-tag:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue-light);
}

.project-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.project-card-links { display: flex; gap: 1rem; }

.project-card-link {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.2s ease;
}

.project-card-link:hover { color: var(--accent-cyan); }
.project-card-link svg { width: 16px; height: 16px; }

.project-card-meta {
    font-size: 0.72rem;
    color: var(--accent-cyan);
    font-family: 'JetBrains Mono', monospace;
    background: rgba(34, 211, 238, 0.1);
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
}

.visual-terminal {
    height: 180px;
    background: var(--bg-terminal);
    position: relative;
    overflow: hidden;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    padding: 1rem 1.25rem;
    line-height: 1.7;
    border-bottom: 1px solid var(--border-color);
}

.visual-terminal::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50px;
    background: linear-gradient(to top, var(--bg-terminal) 0%, transparent 100%);
    z-index: 2;
    pointer-events: none;
}

.visual-gradient {
    height: 180px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}

.visual-gradient.orange { background: linear-gradient(135deg, #3d2a1a 0%, #1f150f 50%, #151a21 100%); }
.visual-gradient.gray { background: linear-gradient(135deg, #2a2a35 0%, #1a1a22 50%, #151a21 100%); }

.gradient-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    z-index: 2;
}

.gradient-icon {
    font-size: 3rem;
    transition: transform 0.3s ease;
}

.project-card:hover .gradient-icon { transform: scale(1.1); }

.gradient-badge {
    padding: 0.35rem 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}

.visual-gradient::after {
    content: '';
    position: absolute;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.5;
}

.visual-gradient.orange::after { background: radial-gradient(circle, rgba(251, 146, 60, 0.3) 0%, transparent 70%); }
.visual-gradient.gray::after { background: radial-gradient(circle, rgba(100, 116, 139, 0.2) 0%, transparent 70%); }

.series-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.3rem 0.6rem;
    background: rgba(251, 146, 60, 0.2);
    border: 1px solid rgba(251, 146, 60, 0.3);
    border-radius: 6px;
    font-size: 0.65rem;
    color: var(--accent-orange);
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    z-index: 3;
}

.project-card.coming-soon { opacity: 0.7; }
.project-card.coming-soon:hover { transform: none; cursor: default; }
.project-card.coming-soon.visible:hover { transform: none; }
.project-card.coming-soon .project-card-title { color: var(--text-muted); }

.coming-soon-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.75rem;
    background: rgba(251, 191, 36, 0.1);
    border: 1px dashed rgba(251, 191, 36, 0.3);
    border-radius: 6px;
    font-size: 0.7rem;
    color: var(--accent-yellow);
    font-family: 'JetBrains Mono', monospace;
}

.read-time {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.read-time svg { width: 14px; height: 14px; }

@media (max-width: 768px) {
    .build-log-section { padding: 4rem 1.25rem; }
    .cards-grid { grid-template-columns: 1fr; }
    .filter-bar { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
    .visual-terminal { font-size: 0.65rem; padding: 0.875rem 1rem; }
}