:root {
    --bg-dark: #050508;
    --accent: #00ffff;
    --accent-glow: rgba(0, 255, 255, 0.35);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --font-main: 'Outfit', sans-serif;
    --font-mono: 'Fira Code', monospace;
    --glass-border: rgba(255, 255, 255, 0.08);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-main);
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: 2rem 5% 4rem;
}

.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    z-index: 9999;
}

.cursor-glow {
    position: fixed;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s;
}

header {
    text-align: center;
    margin-bottom: 3rem;
    z-index: 10;
}

.logo {
    font-size: 2.2rem;
    font-weight: 900;
    letter-spacing: -1px;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
}

.logo span {
    color: var(--accent);
    text-shadow: 0 0 15px var(--accent-glow);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 400;
}

/* BUILDER GRID LAYOUT */
.builder-container {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 3rem;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    flex: 1;
    z-index: 10;
}

.glass-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.controls-panel {
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
}

.controls-panel h2 {
    font-size: 1.3rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding-bottom: 1rem;
    margin-bottom: 0.5rem;
}

.text-accent {
    color: var(--accent);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.control-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.control-group label span {
    color: #fff;
    font-weight: 700;
}

input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 5px;
    background: rgba(255,255,255,0.08);
    border-radius: 100px;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 15px;
    height: 15px;
    background: var(--accent);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 10px var(--accent);
    transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* PREVIEW SIDE PANEL */
.preview-panel {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.preview-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, #0f172a 0%, #020617 100%);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    min-height: 350px;
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

.preview-label {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
    letter-spacing: 2px;
}

/* Dynamic Preview Card */
.preview-card {
    width: 100%;
    max-width: 400px;
    padding: 2.2rem;
    color: #fff;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-bottom: 1.5rem;
}

.profile-avatar {
    width: 50px;
    height: 50px;
    background: var(--accent);
    color: #000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 1.2rem;
    box-shadow: 0 0 15px var(--accent-glow);
}

.card-header h3 {
    font-size: 1.15rem;
    font-weight: 800;
}

.card-header p {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
}

.card-body p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1.8rem;
}

.stats-row {
    display: flex;
    gap: 2rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-item .num {
    font-size: 1.4rem;
    font-weight: 800;
}

.stat-item .lbl {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
}

/* Output Pre block */
.output-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.output-wrapper h3 {
    font-size: 1.05rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

pre {
    background: rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.04);
    border-radius: 12px;
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: #c9d1d9;
    overflow-x: auto;
}

.btn-glow-pulse {
    position: relative;
    padding: 1rem 2rem;
    background: var(--accent);
    color: #000;
    border: none;
    border-radius: 12px;
    font-family: var(--font-main);
    font-weight: 800;
    font-size: 0.9rem;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s;
    letter-spacing: 1px;
    align-self: flex-start;
}

.btn-glow-pulse span {
    position: relative;
    z-index: 5;
}

.btn-glow-pulse:hover {
    box-shadow: 0 0 25px var(--accent);
    transform: translateY(-2px);
}

footer {
    text-align: center;
    margin-top: 4rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

footer a {
    color: #fff;
    text-decoration: none;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .builder-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}