/* GLOBAL RESET */
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: white;
}

/* NAVBAR */
.navbar {
    background: #0f172a;
    padding: 15px;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
}

.navbar a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

/* MAIN CONTAINER */
.container {
    max-width: 1100px;
    margin: 60px auto;
    padding: 40px;
    background: #111827;
    border-radius: 18px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

/* HERO TITLE */
.main-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 10px;
}

.main-title span {
    color: #38bdf8;
}

.subtitle {
    text-align: center;
    font-size: 18px;
    color: #94a3b8;
}

/* SEO SECTION */
.homepage-seo {
    margin: 40px auto 50px auto;
    text-align: center;
    max-width: 800px;
}

.homepage-seo p {
    color: #94a3b8;
    line-height: 1.7;
}

/* GRID */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 30px;
}

/* TOOL CARDS */
.box {
    background: linear-gradient(145deg, #1f2937, #111827);
    padding: 25px;
    border-radius: 14px;
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid rgba(255,255,255,0.05);
}

.box:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.4);
}

.box h3 {
    color: #38bdf8;
    font-size: 20px;
    margin-bottom: 10px;
}

.box a {
    color: #38bdf8;
    font-weight: bold;
    text-decoration: none;
}

.box a:hover {
    text-decoration: underline;
}

/* WHY SECTION */
.container h2 {
    margin-top: 50px;
    text-align: center;
}

.container ul {
    margin-top: 20px;
    line-height: 1.8;
}

/* FOOTER */
footer {
    text-align: center;
    padding: 20px;
    background: #0f172a;
    margin-top: 40px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .tools-grid {
        grid-template-columns: 1fr;
    }
}

.date-selectors {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.date-selectors select {
    flex: 1;
}

.primary-btn {
    display: block;
    width: 100%;
    max-width: 300px;
    margin: 25px auto;
    padding: 14px 25px;
    font-size: 18px;
    font-weight: bold;
    border-radius: 10px;
    background: linear-gradient(135deg, #38bdf8, #0ea5e9);
    color: white;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(14,165,233,0.4);
}
.primary-btn:active {
    transform: scale(0.98);
}