/* GLOBAL */
body {
    margin: 0;
    padding: 0;
    font-family: "Inter", Arial, sans-serif;
    background: #f4f6f9;
    text-align: center;
}

/* HEADER */
.main-header {
    background: #ffffff;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}
.logo {
    height: 40px;
    margin-right: 8px;
}
.brand {
    display: flex;
    align-items: center;
    justify-content: center;
}
.brand-name {
    font-size: 1.6rem;
    font-weight: 600;
}
.subtitle {
    font-size: 0.9rem;
    color: #777;
    margin-top: 5px;
}

/* TITLE */
.page-title {
    margin: 25px 0 10px;
    font-size: 2rem;
    font-weight: 700;
}

/* GRID */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 18px;
    padding: 20px;
    max-width: 1100px;
    margin: auto;
}

/* BUTTON / CARD */
.tool-card {
    background: #ffffffcc;
    border-radius: 14px;
    padding: 20px 10px;
    box-shadow: 0px 4px 12px rgba(0,0,0,0.1);
    backdrop-filter: blur(10px);
    text-decoration: none;
    color: #333;
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.25s;
}

.tool-card i {
    font-size: 1.7rem;
    margin-bottom: 8px;
    color: #007bff;
}

/* HOVER EFFECT */
.tool-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.18);
}

/* ACTIVE / TOUCH */
.tool-card:active {
    transform: scale(0.97);
}

/* FOOTER */
.footer {
    background: #343a40;
    color: #fff;
    padding: 12px;
    font-size: 0.85rem;
    margin-top: 25px;
}