/* Base Styles & Reset */
:root {
    --primary-color: #0F172A; /* Dark Slate */
    --accent-color: #2563EB; /* Trustworthy Blue */
    --accent-hover: #1D4ED8;
    --text-main: #334155;
    --bg-light: #F8FAFC;
    --white: #FFFFFF;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--white);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1 { font-size: 2.5rem; color: var(--primary-color); line-height: 1.2; margin-bottom: 1rem; }
h2 { font-size: 2rem; color: var(--primary-color); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; color: var(--primary-color); margin-bottom: 0.5rem; }
.pre-headline { color: #DC2626; font-weight: bold; letter-spacing: 1px; display: block; margin-bottom: 10px; }
.sub-headline { font-size: 1.2rem; margin-bottom: 2rem; }

/* Navigation */
.navbar {
    padding: 20px 0;
    border-bottom: 1px solid #E2E8F0;
}
.logo { font-size: 1.5rem; font-weight: 800; color: var(--primary-color); letter-spacing: 2px; }

/* Buttons */
.cta-btn {
    display: inline-block;
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--white);
    background-color: var(--accent-color);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    text-transform: uppercase;
}
.cta-btn:hover { background-color: var(--accent-hover); transform: translateY(-2px); }

/* Hero Section */
.hero { text-align: center; padding: 60px 0; background-color: var(--bg-light); }
.benefits-row { margin-bottom: 30px; display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }
.badge { background: #DBEAFE; color: #1E40AF; padding: 8px 16px; border-radius: 20px; font-weight: 600; font-size: 0.9rem; }
.video-container { margin: 40px auto; max-width: 700px; }
.video-placeholder { background: var(--primary-color); color: var(--white); padding: 100px 20px; border-radius: 12px; border: 4px dashed #475569; display: flex; flex-direction: column; align-items: center; justify-content: center; cursor: pointer; }

/* Problem Section */
.problem-section { padding: 80px 0; text-align: center; }
.highlight { color: #DC2626; }
.lead-text { font-size: 1.2rem; margin-bottom: 30px; }
.problem-box { background: #FEF2F2; border-left: 4px solid #DC2626; padding: 30px; max-width: 600px; margin: 0 auto; text-align: left; border-radius: 0 8px 8px 0; }
.problem-box h3 { color: #DC2626; }

/* Solution Section */
.solution-section { padding: 80px 0; background-color: var(--primary-color); color: var(--white); text-align: center; }
.solution-section h2, .solution-section h3 { color: var(--white); }
.solution-desc { max-width: 800px; margin: 0 auto 40px; font-size: 1.1rem; opacity: 0.9; }
.scenario-grid { display: flex; gap: 20px; justify-content: center; max-width: 800px; margin: 0 auto; }
.scenario-card { flex: 1; padding: 30px; border-radius: 12px; text-align: left; background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.2); }
.success h3 { color: #4ADE80; }
.ai h3 { color: #60A5FA; }

/* Features Section */
.features-section { padding: 80px 0; background-color: var(--bg-light); }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.feature { background: var(--white); padding: 30px; border-radius: 12px; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05); border-top: 4px solid var(--accent-color); }
.full-width { grid-column: 1 / -1; text-align: center; }

/* Bottom CTA */
.bottom-cta { padding: 80px 0; text-align: center; background: #E0E7FF; }
.bold-statement { font-size: 1.3rem; font-weight: bold; color: var(--primary-color); margin: 20px 0 40px; }

/* Footer */
footer { text-align: center; padding: 40px 0; background: var(--primary-color); color: #94A3B8; }
footer .logo { color: var(--white); margin-bottom: 10px; }

/* Mobile Responsiveness */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    .scenario-grid { flex-direction: column; }
    .benefits-row { flex-direction: column; gap: 10px; }
}