body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f7f7f7;
    color: #111;
}

/* HEADER */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #eee;
}

.header-content {
    max-width: 1100px;
    margin: auto;
    padding: 15px 20px;
}

/* LOGO AREA */
.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: bold;
}

.logo-area img {
    height: 32px;
}

/* HERO */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(180deg, #ffffff, #f0f0f0);
    padding-top: 80px;
}

.hero h1 {
    font-size: 64px;
    margin-bottom: 10px;
}

.hero p {
    color: #555;
    font-size: 20px;
}

/* BUTTON */
.button {
    display: inline-block;
    padding: 20px 36px;
    margin-top: 30px;
    border-radius: 10px;
    text-decoration: none;
    font-size: 20px;
    font-weight: 600;
    background: #ff4d4d;
    color: white;
    box-shadow: 0 10px 30px rgba(255,77,77,0.3);
    transition: 0.2s;
}

.button:hover {
    transform: translateY(-3px);
}

/* DONATE */
.donate-text {
    margin-top: 15px;
    color: #666;
}

.donate-text a {
    color: #ff4d4d;
    text-decoration: none;
}

/* SECTIONS */
.section {
    padding: 100px 20px;
}

.container {
    max-width: 1100px;
    margin: auto;
}

.center {
    text-align: center;
}

/* VIDEO */
iframe {
    width: 100%;
    max-width: 800px;
    height: 450px;
    border: none;
    border-radius: 12px;
    margin-top: 20px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

/* SCREENSHOTS */
.screenshots {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
    margin-top: 40px;
}

.screenshots img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* FEATURES */
.features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.feature {
    background: #ffffff;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #eee;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

/* FOOTER */
footer {
    text-align: center;
    padding: 50px;
    color: #777;
}