.schematic-card {
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(12px);
    border: 1px dashed var(--outline-variant);
    position: relative;
    overflow: visible;
    transition: all 0.2s ease;
}
[data-theme="dark"] .schematic-card {
    background: rgba(255, 255, 255, 0.03);
}
.schematic-card::before {
    content: '';
    position: absolute;
    top: -3px; left: -3px; right: -3px; bottom: -3px;
    border: 1px solid var(--outline-variant);
    opacity: 0.3;
    pointer-events: none;
}
.schematic-card.active-scan::after {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: conic-gradient(from 0deg, transparent 0deg, var(--primary-hover) 90deg, transparent 180deg);
    animation: scanRotate 6s linear infinite;
    z-index: -1;
    pointer-events: none;
}
@keyframes scanRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.interactive-element {
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}
.interactive-element:hover {
    box-shadow: 0 4px 20px rgba(0, 50, 125, 0.15);
    border-color: var(--primary);
    transform: translateY(-2px);
}
.interactive-element:active {
    transform: translateY(0) scale(0.98);
}

.signature-annotation {
    position: absolute;
    font-family: var(--font-mono);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--primary);
    opacity: 0.7;
    background: var(--surface-container-low);
    padding: 2px 6px;
    border: 1px solid var(--outline-variant);
    border-radius: 2px;
    z-index: 20;
    backdrop-filter: blur(4px);
}

.heartbeat-line {
    width: 100%;
    height: 2px;
    background: var(--outline-variant);
    opacity: 0.3;
    position: relative;
    overflow: hidden;
    margin-top: 8px;
}
.heartbeat-line::after {
    content: '';
    position: absolute;
    top: 0; left: -50px;
    width: 50px; height: 100%;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0.8;
    animation: heartbeat 3s infinite linear;
}
@keyframes heartbeat {
    0% { left: -50px; }
    100% { left: 100%; }
}

.parallax-bg-text {
    position: fixed;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Playfair Display', serif;
    font-size: 30vw;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.03;
    white-space: nowrap;
    z-index: -1;
    pointer-events: none;
    user-select: none;
    letter-spacing: -0.05em;
}

#shader-bg {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    z-index: -2;
    pointer-events: none;
}

.hero-box { position: relative; }
.hero-box::before, .hero-box::after {
    content: '';
    position: absolute;
    background: var(--primary);
    opacity: 0.15;
    z-index: -1;
}
.hero-box::before {
    top: -1000px; bottom: 0; left: 20px; width: 1px;
}
.hero-box::after {
    top: 50%; left: -1000px; right: 0; height: 1px;
}

.timeline-container { position: relative; }
.timeline-container::before {
    content: '';
    position: absolute;
    top: 0; bottom: 0; left: 24px;
    width: 2px;
    background: var(--outline-variant);
    opacity: 0.3;
}
.timeline-item {
    position: relative;
    padding-left: 64px;
    margin-bottom: 24px;
}
.timeline-marker {
    position: absolute;
    left: 17px; top: 4px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--surface-container-lowest);
    border: 2px solid var(--primary);
    opacity: 0.6;
    z-index: 10;
}
.timeline-marker.active {
    opacity: 1;
    background: var(--primary);
    box-shadow: 0 0 10px var(--primary);
}

.terminal-log {
    animation: slideUp 20s linear infinite;
}
@keyframes slideUp {
    0% { transform: translateY(0); }
    100% { transform: translateY(-50%); }
}

h1, h2, h3, .font-display-lg, .font-headline-md, .font-headline-sm {
    transition: letter-spacing 0.3s cubic-bezier(0.2, 0, 0, 1);
}
h1:hover, h2:hover, h3:hover {
    letter-spacing: 0.02em;
}

.stat-bar {
    height: 6px;
    border-radius: 3px;
    background: var(--surface-container-high);
    overflow: hidden;
    position: relative;
}
.stat-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 1s ease;
}

.tag {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.05em;
    font-weight: 600;
    text-transform: uppercase;
    background: var(--primary-hover);
    color: var(--primary);
    padding: 3px 8px;
    border: 1px solid var(--outline-variant);
    border-radius: 2px;
    display: inline-block;
}

.mode-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 100;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--surface-container);
    border: 1px solid var(--outline-variant);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.mode-toggle:hover {
    background: var(--surface-container-high);
    transform: scale(1.1);
}