/* Color Theme */
:root {
    --deep-blue: #003c8a;
    --bright-cyan: #0abeff;
    --light-sky: #b0eaff;
    --white-cloud: #ececec;
    --sun-gold: #ffb702;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: var(--white-cloud);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: linear-gradient(135deg, #002456, #006b9f);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
}

.nav-links a {
    color: white;
    text-decoration: none;
    margin-left: 2rem;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 0.8;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--deep-blue), var(--bright-cyan), var(--light-sky));
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Buttons */
.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #ffb702 0%, #ffa500 100%);
    color: white;
    border: none;
    box-shadow: 0 2px 8px rgba(255, 183, 2, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ffa500 0%, #ff9500 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 183, 2, 0.5);
}

.btn-secondary {
    background-color: white;
    color: var(--deep-blue);
}

.btn-secondary:hover {
    background-color: var(--white-cloud);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-outline {
    border: 2px solid var(--deep-blue);
    color: var(--deep-blue);
    background: transparent;
}

.btn-outline:hover {
    background-color: var(--deep-blue);
    color: white;
}

/* Value Props */
.value-props {
    padding: 4rem 0;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.value-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 60, 138, 0.1);
}

.value-card h3 {
    color: var(--deep-blue);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.value-card ul {
    list-style: none;
    margin-bottom: 1.5rem;
}

.value-card li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.value-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--bright-cyan);
    font-weight: bold;
}

/* How It Works */
.how-it-works {
    background: linear-gradient(to bottom, var(--light-sky), var(--white-cloud));
    padding: 4rem 0;
    text-align: center;
}

.how-it-works h2 {
    color: var(--deep-blue);
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.step {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--deep-blue), var(--bright-cyan));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1rem;
}

.step h4 {
    color: var(--deep-blue);
    margin-bottom: 0.5rem;
}

/* Pricing Preview */
.pricing-preview {
    padding: 4rem 0;
    text-align: center;
}

.pricing-preview h2 {
    color: var(--deep-blue);
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.pricing-highlight {
    display: flex;
    gap: 3rem;
    justify-content: center;
    margin: 2rem 0;
}

.price-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: white;
    padding: 2rem 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 60, 138, 0.1);
}

.price-label {
    color: var(--deep-blue);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.price-value {
    color: var(--bright-cyan);
    font-size: 2.5rem;
    font-weight: bold;
}

.price-unit {
    color: #666;
    font-size: 0.9rem;
}

.pricing-note {
    margin-top: 1rem;
    color: #666;
    font-style: italic;
}

/* Model Comparison */

.model-comparison {
    padding: 4rem 0;
    text-align: center;
}

.model-comparison h2 {
    color: var(--deep-blue);
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.model-comparison img {
    width: 100%;
    max-width: 800px;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* Final CTA */
.final-cta {
    background: linear-gradient(135deg, var(--deep-blue), var(--bright-cyan));
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.final-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

/* Footer */
footer {
    background-color: var(--deep-blue);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .pricing-highlight {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links a {
        margin-left: 1rem;
    }
}

/* Dashboard Common Styles */
.dashboard-container {
    max-width: 1100px;
    margin: 2rem auto;
    padding: 0 20px;
}

.dashboard-header {
    background: linear-gradient(135deg, var(--deep-blue), var(--bright-cyan));
    color: white;
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 60, 138, 0.1);
    margin-bottom: 2rem;
}

.card h3 {
    color: var(--deep-blue);
    margin-bottom: 1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.stat-box {
    background: var(--light-sky);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--deep-blue);
}

.stat-label {
    color: #666;
    margin-top: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    color: var(--deep-blue);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--light-sky);
    border-radius: 8px;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--bright-cyan);
}

.code-block {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
}

.copy-button {
    background: var(--bright-cyan);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    margin-top: 1rem;
}

.copy-button:hover {
    background: var(--deep-blue);
}