:root {
    --bg-dark: #0a0c10;
    --bg-card: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --neon-green: #00ff66;
    --neon-danger: #ff4444;
    --text-main: #e0e0e0;
    --text-muted: #808080;
    --gold-accent: #ffcc00;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

.app-container {
    max-width: 900px;
    margin: 40px auto;
    padding: 20px;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 40px;
}

.brand {
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: 2px;
    color: var(--neon-green);
    display: block;
}

.tagline {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 4px;
}

h1 {
    font-size: 2.5rem;
    margin-top: 10px;
    font-weight: 800;
}

/* Glass Basics */
.glass {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 20px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass:hover {
    border-color: rgba(0, 255, 102, 0.3);
}

/* Input Section */
.input-section h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--neon-green);
}

.input-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.input-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.input-group input {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 12px;
    color: var(--neon-green);
    font-family: 'Roboto Mono', monospace;
    font-size: 1.1rem;
    outline: none;
    transition: border-color 0.3s;
}

.input-group input:focus {
    border-color: var(--neon-green);
}

/* Results Grid */
.results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.result-card {
    padding: 24px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    color: var(--text-muted);
}

.card-header h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.value-display span {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    font-family: 'Roboto Mono', monospace;
}

.accent .value-display span { color: var(--neon-green); }
.danger .value-display span { color: var(--neon-danger); }

.value-display small {
    font-size: 0.75rem;
    opacity: 0.7;
}

/* Recommendation */
.recommendation-section {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    align-items: center;
}

.rec-content {
    flex: 1;
}

.rec-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.tag {
    background: var(--neon-green);
    color: black;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
}

/* ROI Visualization */
.roi-viz {
    width: 250px;
}

.roi-bar-container label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 10px;
}

.roi-progress-bg {
    height: 12px;
    background: rgba(255,255,255,0.05);
    border-radius: 6px;
    overflow: hidden;
}

.roi-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #00ff66, #0099ff);
    transition: width 1s ease-out;
}

/* CTA Section */
.glass-gold {
    background: linear-gradient(135deg, rgba(255, 204, 0, 0.05) 0%, rgba(10, 12, 16, 0.5) 100%);
    border: 1px solid rgba(255, 204, 0, 0.2);
    border-radius: 16px;
    padding: 40px;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    align-items: center;
}

.cta-text h3 {
    font-size: 1.5rem;
    color: var(--gold-accent);
    margin-bottom: 10px;
}

#lead-form {
    display: flex;
    gap: 10px;
    flex: 1;
}

#lead-form input {
    background: rgba(0,0,0,0.5);
    border: 1px solid rgba(255,204,0,0.3);
    border-radius: 8px;
    padding: 12px;
    color: white;
    flex: 1;
}

#lead-form button {
    background: var(--gold-accent);
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: transform 0.2s, background 0.2s;
}

#lead-form button:hover {
    background: #e6b800;
    transform: translateY(-2px);
}

footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 40px;
}

@media (max-width: 600px) {
    .results-grid { grid-template-columns: 1fr; }
    #lead-form { flex-direction: column; }
    h1 { font-size: 1.8rem; }
}