/* ================= RESET ================= */
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial,Helvetica,sans-serif;
}

/* ================= BODY ================= */
body{
    background:url("../images/bg.webp") no-repeat center center fixed;
    background-size:cover;
    color:#e5e7eb;
    min-height:100vh;
}

/* ================= OVERLAY ================= */
body::before{
    content:"";
    position:fixed;
    inset:0;
    background:linear-gradient(rgba(0,0,0,.18),rgba(0,0,0,.35));
    z-index:-1;
}

/* ================= LAYOUT ================= */
.wrapper{
    min-height:100vh;
}

/* ================= SIDEBAR ================= */
.sidebar{
    position:fixed;
    top:0;
    left:0;
    width:32px;
    padding:12px 6px;
    background:rgba(15,23,42,.10);
    backdrop-filter:blur(12px);
    border-right:1px solid rgba(255,255,255,.08);
    overflow:hidden;
    transition:.35s;
    z-index:1000;
}

.sidebar.open{
    width:150px;
    background:rgba(15,23,42,.35);
}

/* ================= LOGO ================= */
.logo{
    display:flex;
    align-items:center;
    gap:10px;
    height:40px;
    cursor:pointer;
    white-space:nowrap;
}

.logo h2{
    color:#38bdf8;
    font-size:23px;
    min-width:30px;
    text-align:center;
}

.logo span{
    color:#38bdf8;
    font-size:17px;
    font-weight:bold;
    opacity:0;
    transition:.25s;
}

.sidebar.open .logo span{
    opacity:1;
}

/* ================= MENU ================= */
.menu{
    margin-top:25px;
}

.menu a{
    display:flex;
    align-items:center;
    gap:10px;
    color:#e5e7eb;
    text-decoration:none;
    padding:11px 8px;
    margin-bottom:6px;
    border-radius:10px;
    transition:.25s;
    white-space:nowrap;
}

.menu a span{
    opacity:0;
    transition:.25s;
}

.sidebar.open .menu a span{
    opacity:1;
}

.menu a:hover{
    background:#2563eb;
    transform:translateX(4px);
}

.sidebar:not(.open) .menu{
    pointer-events:none;
}

/* ================= CLOCK ================= */
.time-box{
    display:none;
}

/* ================= CONTENT ================= */
.content{
    width:100%;
    padding:20px;
}

/* ================= HEADER ================= */
.header{
    margin-bottom:25px;
    text-align:center;
}

.header h1{
    margin-bottom:6px;
    font-size:32px;
}

.header p{
    color:#94a3b8;
}

/* ================= CARD ================= */
.card{
    background:rgba(30,41,59,.55);
    backdrop-filter:blur(14px);
    border:1px solid rgba(255,255,255,.08);
    border-radius:18px;
    padding:22px;
    margin-bottom:22px;
    transition:.35s;
}

.card:hover{
    border-color:rgba(56,189,248,.35);
    box-shadow:0 10px 35px rgba(0,0,0,.25);
}

/* ================= HOME ================= */
.media-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:22px;
}

.media-card{
    background:rgba(30,41,59,.55);
    border:1px solid rgba(255,255,255,.08);
    border-radius:18px;
    padding:35px 25px;
    text-align:center;
    cursor:pointer;
    transition:.35s;
    backdrop-filter:blur(14px);
}

.media-card:hover{
    transform:translateY(-8px) scale(1.03);
    border-color:#38bdf8;
    box-shadow:0 20px 40px rgba(37,99,235,.35);
}

.media-icon{
    font-size:64px;
    margin-bottom:18px;
    transition:.35s;
}

.media-card:hover .media-icon{
    transform:scale(1.18) rotate(-6deg);
}

.media-card h2{
    margin-bottom:10px;
    color:#fff;
    font-size:28px;
}

.media-card p{
    color:#94a3b8;
    line-height:1.6;
}

/* ================= WELCOME ================= */
.welcome-box{
    padding:15px;
    overflow:hidden;
}

.welcome-text{
    display:inline-block;
    font-size:28px;
    font-weight:bold;
    color:#38bdf8;
    white-space:nowrap;
    animation:marquee 15s linear infinite;
}

.welcome-subtext{
    margin-top:15px;
    color:#cbd5e1;
    opacity:.9;
}

@keyframes marquee{
    from{
        transform:translateX(100%);
    }
    to{
        transform:translateX(-100%);
    }
}

/* ================= BUTTON ================= */
.btn,
button{
    background:#2563eb;
    color:#fff;
    border:none;
    border-radius:10px;
    padding:10px 18px;
    cursor:pointer;
    transition:.25s;
}

.btn:hover,
button:hover{
    background:#1d4ed8;
}
/* ================= MUSIC ================= */
#music-tree{
    max-width:900px;
    margin:25px auto;
    background:rgba(30,41,59,.55);
    backdrop-filter:blur(14px);
    border:1px solid rgba(255,255,255,.08);
    border-radius:18px;
    padding:20px;
    transition:.3s;
}

#music-tree:hover{
    border-color:#38bdf8;
    box-shadow:0 12px 30px rgba(56,189,248,.18);
}

.folder,
.song{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:11px;
    margin:6px 0;
    border-radius:10px;
    cursor:pointer;
    transition:.25s;
}

.folder:hover,
.song:hover{
    background:rgba(37,99,235,.35);
    transform:translateX(4px);
}

.indent{
    margin-left:20px;
}

/* ================= PLAYER ================= */
audio,
video{
    width:100%;
    margin:18px 0;
    border-radius:12px;
    background:#000;
}

.current-title{
    width:100%;
    overflow:hidden;
    white-space:nowrap;
    text-align:center;
    margin:15px 0;
    font-size:18px;
    font-weight:bold;
    color:#fff;
}

.current-title.marquee{
    display:block;
    text-align:left;
    animation:marquee 12s linear infinite;
}

/* ================= FOOTER ================= */
footer{
    text-align:center;
    padding:20px;
    color:#fff;
    font-weight:500;
    opacity:.85;
}

/* ================= SCROLLBAR ================= */
::-webkit-scrollbar{
    width:8px;
}

::-webkit-scrollbar-track{
    background:rgba(255,255,255,.05);
}

::-webkit-scrollbar-thumb{
    background:#2563eb;
    border-radius:10px;
}

::-webkit-scrollbar-thumb:hover{
    background:#3b82f6;
}

/* ================= MOBILE ================= */
@media(max-width:768px){

    .sidebar{
        width:38px;
    }

    .sidebar.open{
        width:155px;
        background:rgba(15,23,42,.45);
    }

    .content{
        padding:12px;
    }

    .card{
        padding:16px;
    }

    .media-grid{
        grid-template-columns:1fr;
        gap:16px;
    }

    .media-card{
        padding:28px 20px;
    }

    .media-icon{
        font-size:54px;
    }

    .header h1{
        font-size:26px;
    }

    .welcome-text{
        font-size:22px;
    }

    .current-title{
        font-size:16px;
    }
}