@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:wght@400;500;600&display=swap');

:root {
    --primary: #e8000d;
    --bg-dark: #0a0a0a;
    --bg-card: #141414;
    --bg-item: #1e1e1e;
    --text-white: #f5f5f5;
    --text-muted: #888;
    --accent: #ff4d4d;
    --logo-size: 72px;
    --radius: 16px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: var(--bg-dark);
    background-image:
        radial-gradient(ellipse 60% 40% at 50% 0%, rgba(232, 0, 13, 0.12) 0%, transparent 70%);
    font-family: 'DM Sans', sans-serif;
    padding: 24px;
}

#folder {
    width: 100%;
    max-width: 480px;
    background-color: var(--bg-card);
    border-radius: 24px;
    padding: 36px 28px 40px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow:
        0 0 0 1px rgba(232, 0, 13, 0.08),
        0 40px 80px rgba(0, 0, 0, 0.6);
}

/* ── Header ── */
#Page_Header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

#Logo_container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

#Logo_container::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: conic-gradient(var(--primary), transparent, var(--primary));
    z-index: 0;
    animation: spin 4s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

#Channel_logo {
    width: var(--logo-size);
    height: var(--logo-size);
    border-radius: 50%;
    object-fit: cover;
    position: relative;
    z-index: 1;
    border: 3px solid var(--bg-card);
}

#Channel_Name {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 0.06em;
    color: var(--text-white);
}

/* ── Introduction ── */
#Page_Introduction {
    padding: 20px 0 24px;
}

#introduction {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ── Navigation ── */
#Navigation {
    display: flex;
    justify-content: center;
}

#Navigation_list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

#Navigation_list a {
    text-decoration: none;
    display: block;
}

.list_item {
    display: flex;
    align-items: center;
    gap: 16px;
    background-color: var(--bg-item);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius);
    padding: 14px 18px;
    color: var(--text-white);
    font-size: 0.92rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.list_item:hover {
    background-color: #272727;
    border-color: rgba(232, 0, 13, 0.35);
    transform: translateY(-2px);
}

.list_item:active {
    transform: translateY(0);
}

.list_logo {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.list_item span {
    flex: 1;
}

/* ── Footer ── */
footer {
    margin-top: 28px;
    text-align: center;
}

footer p {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.2);
    letter-spacing: 0.04em;
}