@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --bg-dark: hsl(210, 36%, 96%);
    --bg-panel: #ffffff;
    --bg-card: hsl(210, 30%, 98%);
    --border-color: hsl(214, 30%, 88%);
    
    --med-blue: hsl(217, 91%, 50%);
    --med-blue-glow: hsla(217, 91%, 50%, 0.08);
    --med-blue-dark: hsl(217, 85%, 40%);
    
    --color-warning: hsl(36, 100%, 45%);
    --color-warning-bg: hsl(36, 100%, 96%);
    
    --text-primary: hsl(222, 47%, 15%);
    --text-secondary: hsl(215, 20%, 40%);
    --text-muted: hsl(215, 16%, 60%);
    
    --font-sans: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --radius-lg: 12px;
    --radius-md: 8px;
    --radius-sm: 4px;
    --transition-smooth: all 0.2s ease-in-out;
}

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

body {
    background-color: var(--bg-dark);
    background-image: radial-gradient(at 50% 0%, hsl(210, 40%, 94%) 0, transparent 75%);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    padding: 2rem 1rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.container {
    width: 100%;
    max-width: 800px;
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    padding: 2.5rem;
    margin-bottom: 2rem;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-heartbeat {
    width: 28px;
    height: 28px;
    background: var(--med-blue);
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 21.35l-1.45-1.32C5.4 15.36 2 12.28 2 8.5 2 5.42 4.42 3 7.5 3c1.74 0 3.41.81 4.5 2.09C13.09 3.81 14.76 3 16.5 3 19.58 3 22 5.42 22 8.5c0 3.78-3.4 6.86-8.55 11.54L12 21.35z'/%3E%3C/svg%3E") no-repeat center;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 21.35l-1.45-1.32C5.4 15.36 2 12.28 2 8.5 2 5.42 4.42 3 7.5 3c1.74 0 3.41.81 4.5 2.09C13.09 3.81 14.76 3 16.5 3 19.58 3 22 5.42 22 8.5c0 3.78-3.4 6.86-8.55 11.54L12 21.35z'/%3E%3C/svg%3E") no-repeat center;
}

h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.btn-back:hover {
    background: var(--med-blue-glow);
    border-color: var(--med-blue);
    color: var(--med-blue-dark);
}

.content-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

h2 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--med-blue-dark);
    margin-top: 1rem;
    border-left: 3px solid var(--med-blue);
    padding-left: 0.75rem;
}

p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-align: justify;
}

ul, ol {
    margin-left: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

li {
    margin-bottom: 0.5rem;
}

.disclaimer-box {
    background: var(--color-warning-bg);
    border: 1px solid hsla(36, 100%, 45%, 0.15);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    color: var(--color-warning);
    line-height: 1.5;
    margin-top: 1.5rem;
}

.disclaimer-box strong {
    color: var(--color-warning);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
}

.info-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.info-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 0;
}

a.external-link {
    color: var(--med-blue);
    text-decoration: underline;
    transition: var(--transition-smooth);
}

a.external-link:hover {
    color: var(--med-blue-dark);
}

footer.site-footer {
    width: 100%;
    max-width: 800px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--med-blue);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.78rem;
}

@media (max-width: 600px) {
    .container {
        padding: 1.5rem;
    }
    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .btn-back {
        width: 100%;
        justify-content: center;
    }
}

/* ==========================================================================
   Landing Page Specific Styles
   ========================================================================== */

.hero-section {
    text-align: center;
    padding: 1.5rem 0 2rem 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.hero-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--med-blue-glow);
    border-radius: 50%;
    margin-bottom: 1.25rem;
    border: 2px solid var(--med-blue);
}

.hero-logo .logo-heartbeat {
    width: 32px;
    height: 32px;
    background: var(--med-blue);
}

.hero-title {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--med-blue-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.hero-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto 1.75rem auto;
    line-height: 1.5;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--med-blue);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    padding: 0.85rem 1.75rem;
    font-size: 1.05rem;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 4px 12px hsla(217, 91%, 50%, 0.15);
    transition: var(--transition-smooth);
}

.cta-button:hover {
    background: var(--med-blue-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px hsla(217, 91%, 50%, 0.25);
}

.scope-banner {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: var(--med-blue-glow);
    border: 1px solid hsla(217, 91%, 50%, 0.15);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 2rem;
}

.scope-badge {
    background: var(--med-blue-dark);
    color: #ffffff;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.scope-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.45;
}

.disclaimer-banner {
    background: var(--color-warning-bg);
    border: 1px solid hsla(36, 100%, 45%, 0.15);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 2rem;
}

.disclaimer-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-warning);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.disclaimer-text {
    font-size: 0.88rem;
    color: var(--text-primary);
    line-height: 1.5;
    text-align: justify;
}

@media (max-width: 600px) {
    .hero-title {
        font-size: 1.75rem;
    }
    .hero-description {
        font-size: 0.95rem;
    }
    .cta-button {
        width: 100%;
        justify-content: center;
    }
    .scope-banner {
        flex-direction: column;
        gap: 0.5rem;
    }
}