:root {
    --bg-dark: #0b101a;
    --bg-card: #151b2b;
    --accent-cyan: #00d2ff;
    --text-main: #e0e0e0;
    --text-muted: #8892b0;
    --border-glow: rgba(0, 210, 255, 0.3);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header & Nav */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    background-color: var(--bg-dark);
    border-bottom: 1px solid #1f2940;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-text {
    color: var(--accent-cyan);
    font-size: 28px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 10px var(--border-glow);
}

nav {
    display: flex;
    gap: 30px;
}

nav a {
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
}

nav a:hover, nav a.active {
    color: #ffffff;
    text-shadow: 0 0 8px var(--accent-cyan);
}

/* Main Content */
main {
    flex: 1;
    padding: 50px 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.card {
    background-color: var(--bg-card);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 0 20px var(--border-glow);
    border: 1px solid rgba(0, 210, 255, 0.2);
    max-width: 900px;
    width: 100%;
}

h1 {
    color: #ffffff;
    margin-bottom: 25px;
    font-size: 2em;
    border-bottom: 1px solid #2a3655;
    padding-bottom: 10px;
}

h2 {
    color: var(--accent-cyan);
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 1.4em;
}

p {
    line-height: 1.7;
    margin-bottom: 15px;
    color: var(--text-main);
}

ul {
    margin-left: 20px;
    margin-bottom: 15px;
    line-height: 1.7;
}

/* Footer & Player */
footer {
    background-color: var(--bg-card);
    padding: 15px 50px;
    border-top: 1px solid #1f2940;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.player-container {
    display: flex;
    align-items: center;
    gap: 20px;
}

.player-text {
    color: var(--accent-cyan);
    font-weight: bold;
}

.play-btn {
    background-color: var(--accent-cyan);
    color: #000;
    border: none;
    padding: 10px 25px;
    border-radius: 20px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.play-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 15px var(--accent-cyan);
}

.status-text {
    color: var(--text-muted);
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 20px;
    font-size: 14px;
}

.footer-links span {
    color: var(--text-muted);
}

.footer-links a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #ffffff;
}

/* Custom Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: #2a3655; border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-cyan); }