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

:root {
    --navy: #07142f;
    --blue: #1554d1;
    --light-blue: #eef5ff;
    --text: #172033;
    --muted: #5b6475;
    --border: #dbe3f0;
    --bg: #ffffff;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.7;
}

.container {
    width: 90%;
    max-width: 1080px;
    margin: 0 auto;
}

header {
    text-align: center;
    padding: 90px 20px 110px;
    background:
        radial-gradient(circle at top, #ffffff 0%, #eef5ff 55%, #dbeafe 100%);
}

.logo {
    width: 170px;
    margin-bottom: 28px;
    border-radius: 24px;
    box-shadow: 0 18px 45px rgba(7, 20, 47, 0.18);
}

h1 {
    font-size: clamp(2.4rem, 5vw, 4.5rem);
    line-height: 1.1;
    color: var(--navy);
    margin-bottom: 16px;
    letter-spacing: -0.04em;
}

.tagline {
    display: inline-block;
    color: var(--blue);
    background: #ffffff;
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: 999px;
    font-weight: 700;
    margin-bottom: 28px;
}

.hero-text {
    max-width: 780px;
    margin: auto;
    font-size: 1.25rem;
    color: var(--muted);
}

.section {
    padding: 90px 0;
}

.alt {
    background: linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%);
}

h2 {
    text-align: center;
    font-size: 2rem;
    color: var(--navy);
    margin-bottom: 45px;
    letter-spacing: -0.03em;
}

.grid {
    display: grid;
    gap: 28px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
    background: #ffffff;
    border: 1px solid var(--border);
    padding: 34px;
    border-radius: 20px;
    box-shadow: 0 12px 35px rgba(7, 20, 47, 0.06);
}

.card h3 {
    color: var(--navy);
    margin-bottom: 14px;
}

.card p {
    color: var(--muted);
}

.approach {
    max-width: 520px;
    margin: 0 auto;
    text-align: center;
}

.approach div:nth-child(odd) {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px 20px;
    font-weight: 700;
    color: var(--navy);
    box-shadow: 0 10px 25px rgba(7, 20, 47, 0.05);
}

.approach div:nth-child(even) {
    color: var(--blue);
    font-size: 1.4rem;
    padding: 8px 0;
}

.section p {
    max-width: 850px;
    margin: 0 auto 18px;
    color: var(--muted);
    font-size: 1.05rem;
}

footer {
    background: var(--navy);
    color: white;
    text-align: center;
    padding: 46px 20px;
}

footer p {
    margin-bottom: 8px;
}

footer a {
    color: white;
    text-decoration: none;
    font-weight: 600;
}

footer a:hover {
    text-decoration: underline;
}