/* ============================================
   COMPONENTS — Terminal & Neural Network
   ============================================ */

/* ============================================
   HERO TERMINAL
   ============================================ */
#hero-terminal {
    background: #0d1117;
    border: 1px solid #21262d;
    border-radius: 14px;
    overflow: hidden;
    width: 100%;
    max-width: 460px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 13px;
    box-shadow:
        0 0 0 1px rgba(59, 130, 246, 0.08),
        0 25px 60px rgba(0, 0, 0, 0.5),
        0 0 50px rgba(59, 130, 246, 0.07);
    position: relative;
}

[data-theme="light"] #hero-terminal {
    background: #1a1a2e;
    border-color: #2d2d44;
}

.term-titlebar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: #161b22;
    border-bottom: 1px solid #21262d;
}

[data-theme="light"] .term-titlebar {
    background: #16213e;
    border-bottom-color: #2d2d44;
}

.term-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.term-btn-r { background: #ff5f57; }
.term-btn-y { background: #febc2e; }
.term-btn-g { background: #28c840; }

.term-title-label {
    margin-left: auto;
    margin-right: auto;
    font-size: 11px;
    color: rgba(148, 163, 184, 0.5);
    letter-spacing: 0.5px;
}

.term-body {
    padding: 14px 16px;
    min-height: 220px;
    max-height: 280px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.term-hist-line {
    line-height: 1.7;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.term-ps1 {
    color: #8b5cf6;
    font-weight: 600;
    flex-shrink: 0;
}

.term-hist-cmd {
    color: #e2e8f0;
}

.term-output-line {
    color: rgba(148, 163, 184, 0.85);
    line-height: 1.7;
    padding-left: 2px;
    white-space: pre;
}

.term-output-line.success {
    color: #22c55e;
}

.term-current-prompt {
    display: flex;
    align-items: center;
    gap: 8px;
    line-height: 1.7;
    margin-top: 4px;
    flex-shrink: 0;
}

.term-prompt-ps1 {
    color: #8b5cf6;
    font-weight: 600;
    white-space: nowrap;
}

.term-prompt-text {
    color: #e2e8f0;
}

.term-cursor {
    display: inline-block;
    width: 8px;
    height: 16px;
    background: #3b82f6;
    border-radius: 1px;
    animation: termBlink 1s step-end infinite;
    vertical-align: -2px;
    margin-left: 1px;
    flex-shrink: 0;
}

@keyframes termBlink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0; }
}

/* Glow frame around terminal in dark mode */
[data-theme="dark"] #hero-terminal::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 15px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.3), rgba(139, 92, 246, 0.3), rgba(6, 182, 212, 0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* ============================================
   NEURAL NETWORK CANVAS SECTION
   ============================================ */
.neural-section {
    padding: 60px 0;
    position: relative;
}

.neural-canvas-wrap {
    position: relative;
    width: 100%;
    border-radius: 20px;
    overflow: hidden;
    background: rgba(10, 10, 20, 0.6);
    border: 1px solid rgba(59, 130, 246, 0.12);
    backdrop-filter: blur(10px);
}

[data-theme="light"] .neural-canvas-wrap {
    background: rgba(240, 245, 255, 0.8);
    border-color: rgba(59, 130, 246, 0.18);
}

#neural-canvas {
    display: block;
    width: 100%;
    height: 320px;
}

.neural-caption {
    position: absolute;
    bottom: 16px;
    right: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: rgba(59, 130, 246, 0.55);
    letter-spacing: 0.5px;
}

.neural-labels {
    display: flex;
    justify-content: space-between;
    padding: 10px 14%;
    font-size: 11px;
    color: rgba(148, 163, 184, 0.5);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: 'JetBrains Mono', monospace;
}

/* ============================================
   SKILL RADAR CHART (SVG-based)
   ============================================ */
.radar-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.radar-chart-container {
    position: relative;
    width: 320px;
    height: 320px;
    flex-shrink: 0;
}

#radar-svg {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.radar-legend {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.radar-item {
    display: flex;
    align-items: center;
    gap: 14px;
}

.radar-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.radar-label-text {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.radar-pct {
    font-size: 13px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-primary);
    margin-left: auto;
}

/* ============================================
   DATA FLOW DIAGRAM
   ============================================ */
.data-flow {
    display: flex;
    align-items: center;
    gap: 0;
    overflow-x: auto;
    padding: 32px 0;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0;
}

.flow-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    min-width: 100px;
}

.flow-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
}

.flow-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent-primary);
}

.flow-node:hover .flow-icon {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
    transform: translateY(-4px);
}

.flow-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.flow-arrow {
    width: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.flow-arrow svg {
    width: 32px;
    height: 12px;
    color: rgba(59, 130, 246, 0.35);
}

/* Animated pulse on flow arrows */
.flow-arrow .flow-pulse {
    animation: flowPulse 1.8s ease-in-out infinite;
}

.flow-node:nth-child(2) ~ .flow-arrow .flow-pulse { animation-delay: 0.3s; }
.flow-node:nth-child(4) ~ .flow-arrow .flow-pulse { animation-delay: 0.6s; }
.flow-node:nth-child(6) ~ .flow-arrow .flow-pulse { animation-delay: 0.9s; }

@keyframes flowPulse {
    0%, 100% { opacity: 0.25; transform: translateX(0); }
    50%       { opacity: 0.9;  transform: translateX(4px); }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
    .radar-wrap { flex-direction: column; }
    .radar-chart-container { width: 260px; height: 260px; }
    .data-flow { gap: 8px; }
}

@media (max-width: 600px) {
    #hero-terminal { max-width: 100%; font-size: 11.5px; }
    #neural-canvas { height: 220px; }
}