:root {
    --bg-dark: #07080a;
    --panel-dark: #0e1017;
    --border-dark: #1b1e2a;
    --border-light: #2b3043;
    --text-main: #f8fafc;
    --text-muted: #64748b;
    --text-body: #94a3b8;
    --accent-cyan: #06b6d4;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --font-mono: 'Fira Code', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    overflow: hidden;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: var(--transition-smooth);
}

a:hover {
    color: var(--text-main);
}

/* Custom Scrollbar for Panel Content */
::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-dark);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--border-light);
}

/* Background Effects */
.bg-gradient-orb {
    position: absolute;
    top: 20%;
    left: 20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.06) 0%, transparent 65%);
    filter: blur(40px);
    z-index: 1;
    pointer-events: none;
    animation: orbMove 15s ease-in-out infinite alternate;
}

@keyframes orbMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(80px, 50px); }
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.005) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.005) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 2;
    pointer-events: none;
}

/* Wrapper Layout */
.site-container {
    width: 100%;
    max-width: 960px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    z-index: 10;
}

/* Main Resume Card (Fixed Dimensions Above-the-Fold) */
.resume-card {
    width: 100%;
    height: 580px;
    background: rgba(14, 16, 23, 0.7);
    border: 1px solid var(--border-dark);
    border-radius: 16px;
    backdrop-filter: blur(20px);
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.8);
    display: flex;
    overflow: hidden;
}

/* Sidebar Styling (Left) */
.card-sidebar {
    width: 290px;
    background-color: rgba(9, 10, 15, 0.4);
    border-right: 1px solid var(--border-dark);
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    flex-shrink: 0;
}

.sidebar-top {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.avatar {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
    border: 2px solid var(--border-dark);
    object-fit: cover;
    margin-bottom: 20px;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.2);
}

.name {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 4px;
    color: var(--text-main);
}

.title {
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    font-weight: 500;
    margin-bottom: 16px;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: rgba(16, 185, 129, 0.04);
    border: 1px solid rgba(16, 185, 129, 0.15);
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 10px;
    color: var(--accent-green);
    font-family: var(--font-mono);
}

.pulse-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
}
.pulse-dot.green {
    background-color: var(--accent-green);
    box-shadow: 0 0 6px var(--accent-green);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.6; }
    100% { transform: scale(0.9); opacity: 1; }
}

.sidebar-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 24px 0;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 11px;
    color: var(--text-body);
}
.contact-item svg {
    color: var(--text-muted);
    flex-shrink: 0;
}
.contact-item a {
    color: var(--text-body);
}
.contact-item a:hover {
    color: var(--accent-cyan);
}
.contact-item.sensitive a,
.contact-item.sensitive span {
    filter: blur(4.5px);
    opacity: 0.4;
    user-select: none;
    transition: filter 0.2s ease, opacity 0.2s ease;
}
.contact-item.sensitive:hover a,
.contact-item.sensitive:hover span {
    filter: none;
    opacity: 1;
    user-select: auto;
}

.btn {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition-smooth);
}

.btn-primary {
    background-color: var(--panel-dark);
    border: 1px solid var(--border-dark);
    color: var(--accent-cyan);
}
.btn-primary:hover {
    border-color: var(--accent-cyan);
    background-color: rgba(6, 182, 212, 0.04);
}

.btn-full {
    width: 100%;
}

/* Content Pane Styling (Right) */
.card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 30px;
    overflow: hidden;
}

/* Tabs */
.content-tabs {
    display: flex;
    gap: 12px;
    border-bottom: 1px solid var(--border-dark);
    padding-bottom: 12px;
    margin-bottom: 20px;
    flex-shrink: 0;
}

.tab-btn {
    background: transparent;
    border: none;
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px 8px;
    position: relative;
    transition: var(--transition-smooth);
}

.tab-btn:hover {
    color: var(--text-main);
}

.tab-btn.active {
    color: var(--accent-cyan);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -13px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--accent-cyan);
    box-shadow: 0 0 6px var(--accent-cyan);
}

/* Panel Containers */
.panel-container {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.content-panel {
    display: none;
    height: 100%;
    overflow-y: auto;
    padding-right: 6px;
    animation: panelFade 0.25s ease-in-out;
}

.content-panel.active {
    display: block;
}

@keyframes panelFade {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- Timeline Panel CSS --- */
.timeline {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
    padding-left: 20px;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 6px;
    bottom: 6px;
    left: 4px;
    width: 1px;
    background-color: var(--border-dark);
}

.timeline-item {
    position: relative;
}

.timeline-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--accent-cyan);
    font-weight: 500;
}

.timeline-badge {
    background-color: rgba(6, 182, 212, 0.05);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 4px;
    font-size: 8px;
    padding: 1px 4px;
    color: var(--accent-cyan);
    font-family: var(--font-mono);
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 4px;
    left: -20px;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background-color: var(--panel-dark);
    border: 2px solid var(--border-light);
    z-index: 5;
    transition: var(--transition-smooth);
}

.timeline-item:hover::before {
    border-color: var(--accent-cyan);
    background-color: var(--accent-cyan);
    box-shadow: 0 0 6px var(--accent-cyan);
}

.timeline-content {
    background-color: rgba(255,255,255,0.01);
    border: 1px solid var(--border-dark);
    border-radius: 8px;
    padding: 18px;
    transition: var(--transition-smooth);
}

.timeline-content:hover {
    border-color: var(--border-light);
    background-color: rgba(255,255,255,0.02);
}

.job-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 8px;
}

.job-title .company {
    color: var(--accent-cyan);
    font-weight: 500;
}

.job-bullets {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 12px;
}

.job-bullets li {
    font-size: 12px;
    color: var(--text-body);
    line-height: 1.5;
    position: relative;
    padding-left: 12px;
}

.job-bullets li::before {
    content: '▪';
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

.job-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.job-tags span {
    font-family: var(--font-mono);
    font-size: 9px;
    background-color: rgba(0,0,0,0.15);
    border: 1px solid var(--border-dark);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--text-muted);
}

.timeline-content:hover .job-tags span {
    color: var(--text-body);
    border-color: var(--border-light);
}

/* --- Skills Panel CSS --- */
.skills-layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skills-block h3 {
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.skills-block h3::before {
    content: '>';
    color: var(--accent-purple);
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tag-cloud span {
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 4px 8px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-dark);
    color: var(--text-body);
    transition: var(--transition-smooth);
}

.tag-cloud span:hover {
    border-color: var(--accent-cyan);
    background-color: rgba(6, 182, 212, 0.04);
    color: var(--text-main);
}

.edu-card {
    background-color: rgba(255,255,255,0.01);
    border: 1px solid var(--border-dark);
    border-radius: 6px;
    padding: 12px 16px;
}

.edu-card h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 2px;
}

.edu-card p {
    font-size: 11px;
    color: var(--text-body);
}

.edu-card .minor {
    font-style: italic;
    color: var(--text-muted);
    margin-top: 4px;
}

/* --- CD Pipeline Panel CSS --- */
.pipeline-layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
}

.pipeline-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pipeline-top .desc {
    font-size: 12px;
    color: var(--text-body);
}

.btn-accent {
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
    background-color: transparent;
}
.btn-accent:hover {
    background-color: rgba(6, 182, 212, 0.04);
}
.btn-accent:disabled {
    border-color: var(--border-dark);
    color: var(--text-muted);
    cursor: not-allowed;
}

.pipeline-track {
    display: flex;
    align-items: center;
    justify-content: space-around;
    background-color: rgba(0,0,0,0.15);
    border: 1px solid var(--border-dark);
    padding: 16px;
    border-radius: 8px;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.step-dot {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--bg-dark);
    border: 2px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    transition: var(--transition-smooth);
}

.step-dot .spinner {
    display: none;
    width: 8px;
    height: 8px;
    border: 2px solid transparent;
    border-top-color: var(--accent-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.flow-step.running .step-dot {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 6px rgba(6, 182, 212, 0.3);
}
.flow-step.running .spinner {
    display: block;
}

.flow-step.success .step-dot {
    background-color: rgba(16, 185, 129, 0.1);
    border-color: var(--accent-green);
    color: var(--accent-green);
}
.flow-step.success .step-dot::after {
    content: '✓';
    font-weight: 700;
}

.step-label {
    font-size: 10px;
    font-family: var(--font-mono);
    color: var(--text-muted);
}
.flow-step.running .step-label {
    color: var(--accent-cyan);
}
.flow-step.success .step-label {
    color: var(--text-main);
}

.flow-line {
    flex: 1;
    height: 1px;
    background-color: var(--border-dark);
    margin: 0 -5px;
    margin-bottom: 16px;
}

.flow-line.active {
    background: linear-gradient(90deg, var(--accent-green) 0%, var(--border-dark) 100%);
    background-size: 200% 100%;
    animation: pipeGlow 1.5s linear infinite;
}
.flow-line.success {
    background-color: var(--accent-green);
}

.console-box {
    background-color: #050608;
    border: 1px solid var(--border-dark);
    border-radius: 6px;
    overflow: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.console-header {
    height: 26px;
    background-color: rgba(0,0,0,0.15);
    border-bottom: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    padding: 0 12px;
    font-size: 9px;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

.console-body {
    padding: 12px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 10px;
    line-height: 1.5;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.log-line {
    word-break: break-all;
}
.log-line.system { color: var(--text-muted); }
.log-line.running { color: var(--accent-cyan); }
.log-line.success { color: var(--accent-green); }

/* --- Terminal Panel CSS --- */
.terminal-layout {
    background-color: #050608;
    border: 1px solid var(--border-dark);
    border-radius: 6px;
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.terminal-header {
    height: 28px;
    background-color: rgba(0,0,0,0.15);
    border-bottom: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
}

.circles {
    display: flex;
    gap: 4px;
}
.circles span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--border-light);
}

.term-title {
    font-family: var(--font-mono);
    font-size: 9px;
    color: var(--text-muted);
}

.terminal-body {
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 11px;
    line-height: 1.6;
    overflow-y: auto;
    flex: 1;
}

.prompt {
    color: var(--accent-purple);
    font-weight: 500;
}

.typed-cmd {
    color: var(--text-main);
}

.terminal-output {
    margin-top: 10px;
    color: var(--text-body);
    white-space: pre;
}

.key-highlight { color: #f43f5e; }
.val-highlight { color: #10b981; }

/* Footer info */
.footer-note {
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
}

/* ================= Mobile Responsiveness ================= */
@media (max-width: 768px) {
    body {
        overflow-y: auto;
        height: auto;
        padding: 20px 0;
    }
    
    .site-container {
        padding: 0 16px;
    }
    
    .resume-card {
        flex-direction: column;
        height: auto;
        max-height: none;
    }
    
    .card-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-dark);
        padding: 30px 20px;
    }
    
    .card-content {
        padding: 24px 16px;
        height: auto;
        max-height: none;
        overflow: visible;
    }
    
    .panel-container {
        overflow: visible;
        height: auto;
    }
    
    .content-panel {
        height: auto;
        overflow: visible;
        padding-right: 0;
    }
    
    .pipeline-track {
        flex-direction: column;
        gap: 12px;
    }
    
    .flow-line {
        width: 1px;
        height: 20px;
        margin: -4px 0;
    }
    
    .console-box {
        height: 180px;
    }
    
    .terminal-layout {
        height: 240px;
    }
}