body {
    margin: 0;
    background: #0d0d0f;
    font-family: Arial, sans-serif;
    color: #e5e5e5;
}

.hero {
    position: relative;
    height: 70vh;
    background: url('../img/hero-bg.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0,0,0,0.75),
        rgba(0,0,0,0.9)
    );
    z-index: 1;
}

.hero-right {
    z-index: 2;
    text-align: center;
}

.hero-right h1 {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.05;
    color: #fff;
    letter-spacing: 1px;
    text-shadow: 0 0 25px rgba(0,0,0,0.85);
}

.content-section {
    padding: 6rem 4rem;
    max-width: 1400px;
    margin: auto;
}

.content-section h2 {
    font-size: 2.6rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
}

.content-section p {
    font-size: 1.15rem;
    text-align: center;
    max-width: 900px;
    margin: auto;
    color: #bdbdbd;
}

.card-grid {
    margin-top: 4rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.card {
    background: linear-gradient(145deg, #18181e, #121217);
    padding: 2.5rem;
    border-radius: 14px;
    box-shadow: 0 0 35px rgba(0,0,0,0.45);
    transition: 0.35s ease;
    border: 1px solid rgba(255,255,255,0.04);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 55px rgba(0,0,0,0.65);
}

.card h3 {
    font-size: 1.55rem;
    margin-bottom: 1rem;
    color: #fff;
}

.card p {
    font-size: 1rem;
    color: #b8b8b8;
    line-height: 1.5;
}

form input,
form textarea {
    width: 100%;
    padding: 1rem 1.1rem;
    margin-bottom: 1.2rem;
    border-radius: 9px;
    border: 1px solid rgba(255,255,255,0.08);
    background: #0f0f14;
    color: #fff;
    font-size: 0.95rem;
    transition: 0.2s;
}

form input:focus,
form textarea:focus {
    outline: none;
    border-color: #0a6cff;
    box-shadow: 0 0 0 2px rgba(10,108,255,0.3);
}

form textarea {
    resize: vertical;
    min-height: 120px;
}

input[type="file"] {
    background: #0f0f14;
    border: 1px dashed rgba(255,255,255,0.15);
    padding: 1.2rem;
    border-radius: 10px;
    color: #bdbdbd;
    cursor: pointer;
}

input[type="file"]::file-selector-button {
    background: linear-gradient(135deg, #0a6cff, #0044c2);
    border: none;
    color: #fff;
    padding: 0.6rem 1rem;
    border-radius: 6px;
    margin-right: 1rem;
    cursor: pointer;
    font-weight: 600;
}

input[type="file"]::file-selector-button:hover {
    box-shadow: 0 0 15px rgba(10,108,255,0.6);
}

.hero-btn {
    width: 100%;
    padding: 1.1rem;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: 0.25s ease;
}

.hero-blue {
    background: linear-gradient(135deg, #0a6cff, #0044c2);
    color: #fff;
}

.hero-blue:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(10,108,255,0.55);
}

@media (max-width: 992px) {
    .card-grid {
        grid-template-columns: 1fr;
    }

    .hero-right h1 {
        font-size: 2.8rem;
    }

    .content-section {
        padding: 4rem 1.5rem;
    }
}