body {
    margin: 0;
    font-family: system-ui, Arial, sans-serif;
    background: #0f0f0f;
    color: #fff;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
}

/* HEADER */
.header {
    background: #111;
    border-bottom: 1px solid #222;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-weight: bold;
    font-size: 20px;
}

.logo span {
    color: red;
}

.nav a {
    margin-left: 15px;
    font-size: 14px;
    opacity: 0.8;
}

.nav a:hover {
    opacity: 1;
}

/* GRID */
.grid {
    column-count: 3;
    column-gap: 15px;
}

@media (max-width: 900px) {
    .grid {
        column-count: 2;
    }
}

@media (max-width: 600px) {
    .grid {
        column-count: 1;
    }
}

/* CARD */
.card {
    background: #1a1a1a;
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
    display: inline-block;
    width: 100%;
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-4px);
}

.card img {
    width: 100%;
    display: block;
}

.card .content {
    padding: 10px;
}

.title {
    font-size: 14px;
}

/* VIDEO */
.video-page {
    text-align: center;
}

.video-title {
    font-size: 22px;
    margin-bottom: 15px;
}

.video-page img {
    max-width: 100%;
    border-radius: 12px;
}

.desc {
    opacity: 0.8;
    margin: 15px 0;
}

.btn {
    display: inline-block;
    padding: 14px 24px;
    background: red;
    color: #fff;
    border-radius: 8px;
    font-weight: bold;
}

/* FOOTER */
.footer {
    margin-top: 50px;
    padding: 20px;
    text-align: center;
    border-top: 1px solid #222;
    font-size: 13px;
    opacity: 0.6;
}