:root {
    --bg: #ffffff;
    --text: #17202a;
    --muted: #5f6b76;
    --line: #dfe5eb;
    --panel: #f6f8fb;
    --panel-2: #eef3f8;
    --accent: #1f5fae;
    --accent-dark: #174985;
    --success-bg: #e8f6ee;
    --success-text: #1f6b43;
    --error-bg: #fdeaea;
    --error-text: #9a2c2c;
    --shadow: 0 14px 32px rgba(16, 24, 40, 0.08);
    --radius: 16px;
    --max: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

.container {
    width: min(var(--max), calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(8px);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 76px;
}

.brand {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.2px;
}

.nav-button {
    display: inline-block;
    padding: 12px 18px;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 700;
    transition: background 0.2s ease;
}

.nav-button:hover {
    background: var(--accent-dark);
}

.hero {
    padding: 72px 0 54px;
    background:
        radial-gradient(circle at top left, rgba(31, 95, 174, 0.08), transparent 32%),
        linear-gradient(180deg, #ffffff 0%, #f9fbfd 100%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 44px;
    align-items: start;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--accent);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.86rem;
    letter-spacing: 1px;
}

.hero h1 {
    margin: 0 0 18px;
    font-size: 3rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    max-width: 780px;
}

.hero-text {
    font-size: 1.08rem;
    color: var(--muted);
    max-width: 700px;
    margin-bottom: 28px;
}

.hero-points {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.point {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 14px 16px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(16, 24, 40, 0.04);
}

.form-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow);
}

.form-card h2 {
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 1.7rem;
}

.form-subtext {
    margin-top: 0;
    color: var(--muted);
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    margin-top: 16px;
    font-weight: 700;
}

input {
    width: 100%;
    padding: 14px 15px;
    border: 1px solid #cdd6df;
    border-radius: 10px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(31, 95, 174, 0.12);
}

button {
    width: 100%;
    margin-top: 22px;
    padding: 15px 18px;
    border: none;
    border-radius: 10px;
    background: var(--accent);
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.05s ease;
}

button:hover {
    background: var(--accent-dark);
}

button:active {
    transform: translateY(1px);
}

.small-note {
    margin-top: 18px;
    color: var(--muted);
    font-size: 0.9rem;
}

.alert {
    border-radius: 12px;
    padding: 14px 16px;
    margin-bottom: 16px;
    font-weight: 600;
}

.alert-error {
    background: var(--error-bg);
    color: var(--error-text);
}

.alert-success {
    background: var(--success-bg);
    color: var(--success-text);
}

.section {
    padding: 78px 0;
}

.section.light {
    background: var(--panel);
}

.section-heading {
    margin-bottom: 30px;
}

.section-heading h2 {
    margin: 0;
    font-size: 2.1rem;
    line-height: 1.15;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
}

.info-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px;
}

.info-card h3 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.12rem;
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.step {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 24px;
}

.step span {
    display: inline-flex;
    width: 38px;
    height: 38px;
    border-radius: 999px;
    align-items: center;
    justify-content: center;
    background: var(--panel-2);
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 12px;
}

.step h3 {
    margin-top: 0;
    margin-bottom: 8px;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.audience-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px;
    font-weight: 600;
}

.faq-list {
    display: grid;
    gap: 16px;
}

.faq-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px;
}

.faq-item h3 {
    margin-top: 0;
    margin-bottom: 8px;
}

.site-footer {
    background: #101922;
    color: #e7edf4;
    padding: 44px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.footer-brand {
    color: #fff;
    margin-bottom: 8px;
}

.footer-heading {
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-text {
    color: #c4d0dc;
    margin: 0;
}

@media (max-width: 1024px) {
    .hero-grid,
    .card-grid,
    .audience-grid,
    .steps,
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 760px) {
    .hero-grid,
    .card-grid,
    .audience-grid,
    .steps,
    .footer-grid,
    .hero-points {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 48px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .nav {
        min-height: 68px;
    }

    .nav-button {
        padding: 10px 14px;
    }

    .section {
        padding: 58px 0;
    }

    .form-card {
        padding: 22px;
    }
}