:root {
    --bg-a: #f5f8ff;
    --bg-b: #f0fff9;
    --text: #172235;
    --muted: #4f6077;
    --card: #ffffff;
    --border: #d8e3f5;
    --primary: #0a84ff;
    --primary-dark: #0066d6;
    --accent: #00a67e;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    color: var(--text);
    background: linear-gradient(145deg, var(--bg-a), var(--bg-b));
    position: relative;
}

.page-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 10% 20%, rgba(10, 132, 255, 0.18) 0%, transparent 38%),
        radial-gradient(circle at 90% 10%, rgba(0, 166, 126, 0.14) 0%, transparent 35%),
        radial-gradient(circle at 50% 100%, rgba(10, 132, 255, 0.11) 0%, transparent 40%);
}

.container {
    max-width: 1040px;
    margin: 0 auto;
    padding: 48px 20px 28px;
    position: relative;
    z-index: 1;
}

.hero {
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 30px;
    backdrop-filter: blur(4px);
    box-shadow: 0 16px 42px rgba(23, 34, 53, 0.09);
}

.eyebrow {
    margin: 0;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 700;
}

h1 {
    margin: 8px 0 10px;
    font-size: clamp(1.8rem, 3.6vw, 2.7rem);
}

.subtitle {
    margin: 0;
    color: var(--muted);
    max-width: 720px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    border-radius: 10px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 700;
    border: 1px solid transparent;
    transition: transform 0.12s ease, background-color 0.12s ease, border-color 0.12s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: #fff;
    border-color: var(--border);
    color: var(--text);
}

.tool-grid {
    margin-top: 22px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}

.tool-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 24px rgba(23, 34, 53, 0.06);
}

.tool-card h2 {
    margin: 0;
    font-size: 1.05rem;
}

.tool-card p {
    margin: 10px 0 18px;
    color: var(--muted);
    line-height: 1.45;
    font-size: 0.95rem;
}

.card-link {
    color: var(--primary-dark);
    font-weight: 700;
    text-decoration: none;
}

.card-link:hover {
    text-decoration: underline;
}

.placeholder .card-tag {
    display: inline-block;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(0, 166, 126, 0.12);
    color: #00795c;
    font-size: 0.8rem;
    font-weight: 700;
}

@media (max-width: 680px) {
    .hero {
        padding: 22px 16px;
    }
}