/* ============================================
   COMPARE PAGE - Political DNA Compatibility Lab
   compare-page.css
   Version 3.0 - Fluid scaling for all screen sizes
   ============================================ */

/* ============================================
   BASE LAYOUT
   ============================================ */

.compare-page {
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--dark);
    position: relative;
    overflow-x: hidden;
}

/* ============================================
   ANIMATED DNA BACKGROUND - FLUID
   ============================================ */

.compare-bg {
    position: fixed;
    inset: 0;
    overflow: hidden;
    opacity: 0.25;
    pointer-events: none;
    z-index: 0;
}

/* Helix Strands - FLUID WIDTH */
.helix-strand {
    position: absolute;
    width: clamp(250px, 25vw, 600px);
    height: 200%;
    background: repeating-linear-gradient(
        0deg,
        transparent 0px,
        transparent 40px,
        rgba(6, 255, 165, 0.3) 40px,
        rgba(6, 255, 165, 0.3) 42px,
        transparent 42px,
        transparent 80px
    );
    animation: helix-drift 20s linear infinite;
    opacity: 0.25;
}

.strand-1 {
    left: clamp(-100px, -5vw, 5%);
    animation-delay: 0s;
    transform: skewX(-15deg);
}

.strand-2 {
    right: clamp(-100px, -5vw, 5%);
    animation-delay: -10s;
    transform: skewX(15deg);
    background: repeating-linear-gradient(
        0deg,
        transparent 0px,
        transparent 40px,
        rgba(230, 57, 70, 0.2) 40px,
        rgba(230, 57, 70, 0.2) 42px,
        transparent 42px,
        transparent 80px
    );
}

/* Ultrawide: strands more visible */
@media (min-width: 1920px) {
    .helix-strand {
        width: clamp(400px, 30vw, 800px);
        opacity: 0.35;
    }
    
    .strand-1 { left: 0; }
    .strand-2 { right: 0; }
}

@media (min-width: 2560px) {
    .helix-strand {
        width: clamp(500px, 32vw, 1000px);
        opacity: 0.4;
    }
}

@keyframes helix-drift {
    0% { transform: translateY(0) skewX(-15deg); }
    100% { transform: translateY(-50%) skewX(-15deg); }
}

/* Grid Overlay - FLUID SIZE */
.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(6, 255, 165, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(6, 255, 165, 0.02) 1px, transparent 1px);
    background-size: clamp(40px, 5vw, 80px) clamp(40px, 5vw, 80px);
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

/* ============================================
   HERO HEADER - FLUID
   ============================================ */

.compare-hero {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--section-padding-y, var(--space-16)) var(--space-fluid-md, var(--space-6)) var(--space-fluid-lg, var(--space-8));
    background: linear-gradient(180deg, 
        rgba(10, 14, 26, 0.95) 0%, 
        rgba(30, 58, 95, 0.4) 50%,
        rgba(10, 14, 26, 0.95) 100%
    );
}

.lab-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(6, 255, 165, 0.3);
    border-radius: var(--radius-full);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--accent-green);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-fluid-md, var(--space-6));
    animation: fadeIn 0.6s ease-out;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
    box-shadow: 0 0 10px var(--accent-green);
}

/* Title - FLUID FONT SIZE */
.compare-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw + 0.5rem, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-4);
    letter-spacing: -0.03em;
    color: var(--white);
    animation: fadeIn 0.6s ease-out 0.1s backwards;
}

@media (min-width: 1920px) {
    .compare-title {
        font-size: clamp(3rem, 3vw + 0.5rem, 5rem);
    }
}

.compare-title .gradient-text {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-red) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Subtitle - FLUID */
.compare-subtitle {
    font-size: clamp(0.95rem, 1.5vw + 0.25rem, 1.35rem);
    color: var(--gray-400);
    max-width: clamp(400px, 60vw, 700px);
    margin: 0 auto;
    line-height: 1.6;
    animation: fadeIn 0.6s ease-out 0.2s backwards;
}

@media (min-width: 1920px) {
    .compare-subtitle {
        max-width: clamp(500px, 50vw, 800px);
    }
}

/* ============================================
   MODE TOGGLE
   ============================================ */

.mode-toggle {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-6);
    padding: var(--space-1);
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-full);
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.mode-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: transparent;
    border: none;
    border-radius: var(--radius-full);
    color: var(--gray-400);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.mode-btn:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
}

.mode-btn.active {
    background: rgba(6, 255, 165, 0.15);
    color: var(--accent-green);
}

.mode-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
}

.mode-icon svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

/* ============================================
   MAIN CONTENT - FLUID MAX-WIDTH
   ============================================ */

.compare-content {
    position: relative;
    z-index: 1;
    max-width: clamp(800px, 85vw, 1200px);
    margin: 0 auto;
    padding: 0 var(--space-fluid-md, var(--space-6)) var(--section-padding-y, var(--space-16));
}

@media (min-width: 1536px) {
    .compare-content {
        max-width: clamp(1000px, 75vw, 1400px);
    }
}

@media (min-width: 1920px) {
    .compare-content {
        max-width: clamp(1200px, 70vw, 1600px);
    }
}

@media (min-width: 2560px) {
    .compare-content {
        max-width: clamp(1400px, 60vw, 2000px);
    }
}

/* ============================================
   GENOME COMPARISON GRID - FLUID
   ============================================ */

.genome-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-fluid-md, var(--space-6));
    align-items: start;
    margin-bottom: var(--space-fluid-lg, var(--space-8));
}

@media (max-width: 968px) {
    .genome-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
}

/* ============================================
   GENOME CARDS - FLUID PADDING
   ============================================ */

.genome-card {
    background: rgba(10, 14, 26, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-fluid-md, var(--space-6));
    transition: all var(--transition-base);
    position: relative;
}

.genome-card:hover {
    border-color: rgba(6, 255, 165, 0.3);
    transform: translateY(-4px);
}

/* User Card - Special Styling */
.genome-card.user-card {
    background: linear-gradient(135deg, 
        rgba(114, 9, 183, 0.2) 0%, 
        rgba(10, 14, 26, 0.9) 100%
    );
    border: 2px solid rgba(114, 9, 183, 0.4);
}

.genome-card.user-card:hover {
    border-color: rgba(114, 9, 183, 0.6);
}

.card-label {
    position: absolute;
    top: -12px;
    left: 24px;
    padding: var(--space-1) var(--space-3);
    background: var(--accent-purple);
    border-radius: var(--radius-full);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Empty State Card */
.genome-card.empty-state {
    border: 2px dashed rgba(255, 255, 255, 0.15);
    min-height: 350px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.genome-card.empty-state:hover {
    border-color: rgba(6, 255, 165, 0.4);
    background: rgba(6, 255, 165, 0.03);
}

.empty-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-4);
    color: var(--accent-green);
    opacity: 0.6;
}

.empty-icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
}

.empty-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--gray-200);
    margin-bottom: var(--space-2);
}

.empty-description {
    font-size: var(--text-sm);
    color: var(--gray-500);
    margin-bottom: var(--space-6);
    max-width: 280px;
}

/* Card Content */
.archetype-name {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--space-1);
}

.archetype-rarity {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--accent-yellow);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}

/* ============================================
   GENOME CODE DISPLAY & COPY BUTTON
   ============================================ */

.genome-code-display {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
}

.code-text {
    flex: 1;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--accent-green);
    word-break: break-all;
}

.copy-btn {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--gray-400);
    cursor: pointer;
    transition: all var(--transition-base);
}

.copy-btn:hover {
    background: rgba(6, 255, 165, 0.1);
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.copy-btn svg {
    width: 16px;
    height: 16px;
}

/* ============================================
   DIMENSIONS LIST
   ============================================ */

.dimensions-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.dimension-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.dimension-label {
    flex-shrink: 0;
    width: 80px;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--gray-500);
    text-transform: uppercase;
}

.dimension-bar {
    flex: 1;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.dimension-fill {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 0.8s ease;
}

.dimension-fill.liberty { background: var(--accent-green); }
.dimension-fill.market { background: var(--accent-purple); }
.dimension-fill.national { background: var(--accent-yellow); }
.dimension-fill.traditional { background: var(--accent-red); }

.dimension-value {
    flex-shrink: 0;
    width: 40px;
    text-align: right;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--gray-400);
}

/* ============================================
   VS DIVIDER
   ============================================ */

.vs-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4) 0;
}

.vs-circle {
    width: clamp(60px, 6vw, 80px);
    height: clamp(60px, 6vw, 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(6, 255, 165, 0.2) 0%, rgba(230, 57, 70, 0.2) 100%);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--white);
    text-shadow: 0 0 20px rgba(6, 255, 165, 0.5);
}

@media (max-width: 968px) {
    .vs-divider {
        padding: var(--space-2) 0;
    }
    
    .vs-circle {
        width: 50px;
        height: 50px;
        font-size: var(--text-lg);
    }
}

/* ============================================
   INPUT GROUP
   ============================================ */

.input-group {
    width: 100%;
    max-width: 320px;
}

.input-label {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
}

.genome-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--white);
    transition: all var(--transition-base);
}

.genome-input::placeholder {
    color: var(--gray-600);
}

.genome-input:focus {
    outline: none;
    border-color: var(--accent-green);
    box-shadow: 0 0 0 3px rgba(6, 255, 165, 0.1);
}

.input-group .cta-primary,
.input-group .cta-secondary {
    width: 100%;
    margin-top: var(--space-3);
    justify-content: center;
}

.cta-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: linear-gradient(135deg, var(--accent-green) 0%, #00d68f 100%);
    color: var(--dark);
    border: none;
    border-radius: var(--radius-lg);
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(6, 255, 165, 0.3);
}

.cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(6, 255, 165, 0.4);
}

.cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: transparent;
    color: var(--gray-300);
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.cta-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent-green);
    color: var(--white);
}

.or-divider {
    text-align: center;
    color: var(--gray-600);
    font-size: var(--text-sm);
    margin: var(--space-4) 0;
}

.archetype-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--white);
    cursor: pointer;
    transition: all var(--transition-base);
}

.archetype-select:focus {
    outline: none;
    border-color: var(--accent-green);
}

.archetype-select option {
    background: var(--dark);
    color: var(--white);
}

/* ============================================
   RECENT SECTION
   ============================================ */

.recent-section {
    margin-bottom: var(--space-fluid-xl, var(--space-12));
    padding: var(--space-fluid-lg, var(--space-8));
    background: rgba(10, 14, 26, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
}

.section-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--accent-green);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    padding: var(--space-1) var(--space-3);
    border: 1px solid rgba(6, 255, 165, 0.3);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-3);
}

.recent-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--white);
    text-align: center;
    margin-bottom: var(--space-6);
}

.recent-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: var(--space-4);
}

.recent-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.recent-item:hover {
    background: rgba(6, 255, 165, 0.05);
    border-color: rgba(6, 255, 165, 0.3);
}

.recent-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-green) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--white);
}

.recent-info {
    flex: 1;
}

.recent-name {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--space-1);
}

.recent-compat {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--accent-green);
}

/* ============================================
   RESULTS SECTION
   ============================================ */

.results-section {
    display: none;
}

.results-section.active {
    display: block;
    animation: fadeIn 0.5s ease-out;
}

/* ============================================
   COMPATIBILITY DISPLAY - FLUID
   ============================================ */

.compatibility-display {
    text-align: center;
    padding: var(--space-fluid-xl, var(--space-12)) var(--space-fluid-md, var(--space-6));
    background: rgba(10, 14, 26, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-fluid-lg, var(--space-8));
}

.compatibility-circle {
    width: clamp(200px, 25vw, 280px);
    height: clamp(200px, 25vw, 280px);
    margin: 0 auto var(--space-fluid-lg, var(--space-8));
    position: relative;
}

.compatibility-svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.compatibility-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.06);
    stroke-width: 20;
}

.compatibility-progress {
    fill: none;
    stroke: url(#compatGradient);
    stroke-width: 20;
    stroke-linecap: round;
    transition: stroke-dashoffset 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.compatibility-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.compat-percentage {
    font-family: var(--font-display);
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-red) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

.compat-label {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: var(--space-2);
}

.compatibility-description {
    font-size: var(--text-xl);
    color: var(--gray-300);
    max-width: clamp(350px, 50vw, 600px);
    margin: 0 auto;
    line-height: 1.6;
}

@media (min-width: 1920px) {
    .compatibility-description {
        max-width: clamp(500px, 40vw, 700px);
    }
}

/* ============================================
   INSIGHTS GRID - FLUID
   ============================================ */

.insights-section {
    padding: var(--space-fluid-lg, var(--space-8)) 0;
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: var(--space-fluid-md, var(--space-6));
}

@media (min-width: 1920px) {
    .insights-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-fluid-lg, var(--space-8));
    }
}

.insight-card {
    background: rgba(10, 14, 26, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-fluid-md, var(--space-6));
    transition: all var(--transition-base);
}

.insight-card:hover {
    border-color: rgba(6, 255, 165, 0.3);
    transform: translateY(-4px);
}

.insight-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.insight-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
}

.insight-icon svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    fill: none;
}

/* Specific icon colors */
.insight-card:nth-child(1) .insight-icon { color: var(--accent-green); }
.insight-card:nth-child(2) .insight-icon { color: var(--accent-red); }
.insight-card:nth-child(3) .insight-icon { color: var(--accent-purple); }

.insight-title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--white);
}

.insight-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.insight-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--gray-400);
    line-height: 1.5;
}

.insight-marker {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    color: var(--accent-green);
    font-weight: 700;
}

.insight-marker.conflict {
    color: var(--accent-red);
}

/* ============================================
   ACTION BUTTONS
   ============================================ */

.action-section {
    padding: var(--space-fluid-lg, var(--space-8)) 0;
    text-align: center;
}

.action-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.action-btn {
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-lg);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    min-height: var(--touch-target);
}

.action-btn.primary {
    background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-green) 100%);
    border: none;
    color: var(--white);
    box-shadow: 0 4px 20px rgba(114, 9, 183, 0.3);
}

.action-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(114, 9, 183, 0.4);
}

.action-btn.secondary {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.15);
    color: var(--gray-300);
}

.action-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent-green);
    color: var(--white);
}

/* ============================================
   LOADING OVERLAY
   ============================================ */

.loading-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.loading-overlay.active {
    display: flex;
}

.loading-content {
    text-align: center;
}

.loading-helix {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--space-4);
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent-green);
    border-bottom-color: var(--accent-red);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ============================================
   KEYFRAME ANIMATIONS
   ============================================ */

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */

@media (max-width: 640px) {
    .compare-hero {
        padding: var(--space-12) var(--space-4) var(--space-6);
    }
    
    .compare-content {
        padding: 0 var(--space-4) var(--space-12);
        max-width: 100%;
    }
    
    .genome-card {
        padding: var(--space-5);
    }
    
    .vs-circle {
        width: 50px;
        height: 50px;
        font-size: var(--text-lg);
    }
    
    .compat-percentage {
        font-size: 3rem;
    }
    
    .compatibility-circle {
        width: 200px;
        height: 200px;
    }
    
    .compatibility-description {
        font-size: var(--text-base);
        max-width: 100%;
    }
    
    .action-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .action-btn {
        width: 100%;
    }
    
    .mode-toggle {
        flex-direction: column;
        width: 100%;
        max-width: 280px;
    }
    
    .mode-btn {
        width: 100%;
        justify-content: center;
    }
    
    .insights-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    .helix-strand {
        animation: none;
    }
    
    .badge-dot {
        animation: none;
    }
    
    .loading-helix {
        animation: none;
    }
    
    .dimension-fill {
        transition: none;
    }
    
    .compatibility-progress {
        transition: none;
    }
}