:root{
    --font: 'Plus Jakarta Sans',system-ui, sans-serif;
    --bg-fallback: #0b0c16;
    --card-bg: rgba(22,24,38,0.65);
    --card-hover: rgba(35,38,58,0.85);
    --border: rgba(255,255,255,0.12);
    --text-main: #ffffff;
    --text-dim: #9aa0a6;
    --accent: #6366f1;
    --accent-hover: #4f46e5;
    --danger: #ef4444;

}
*{
    box-sizing: border-box;
    margin:0;
    padding:0;
}
body{
    font-family: var(--font);
    background-color: var(--bg-fallback);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    min-height:100vh;
    color:var(--text-main);
    display:flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position:relative;
    overflow-x:hidden;
    transition:background-image 0.5s ease-in-out;

}
.background-overlay{
    position:fixed;
    inset:0;
    background:radial-gradient(circle at center, rgba(11,12,22,0.4) 0%, rgba(11,12,22,0.85) 100%);
    z-index:1;
}
.dashboard{
    position:relative;
    z-index:2;
    width:90%;
    max-width: 720px;
    display:flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding:24px 0 60px 0;

}
.header{
    text-align: center;

}
#clock{
    font-size: 4.5rem;
    font-weight:700;
    letter-spacing: 2px;
    line-height: 1;
    text-shadow: 0 4px 20px rgba(0,0,0,0.4) ;

}
#greeting{
    font-size: 1.15rem;
    color:var(--text-dim);
    margin-top: 8px;
    font-weight:400;

}
.search-box{
    width:100%;
    position:relative;
    display:flex;
    align-items: center;

}
.search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    color: var(--text-dim);
    pointer-events: none;
}
#search-input{
    width:100%;
    padding:10px 20px 16px 52px;
    font-size: 1rem;
    font-family: inherit;
    color:var(--text-main);
    background:var(--card-bg);
    border:1px solid var(--border);
    border-radius: 10000px;
    backdrop-filter: blur(15px);
    outline:none;
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;

}
#search-input:focus{
    border-color: rgba(255,255,255,0.35);
    background: rgba(28,30,48,0.85);
    box-shadow: 0 0 0 rgba(99,102,241,0.2);

}
.bookmarks-section{
    width:100%;

}
.bookmarks-header{
    display:flex;
    justify-content: space-around;
    align-items: center;
    margin-bottom: 14px;

}
.bookmarks-header h2{
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    font-weight: 600;

}
.add-btn{
    background:none;
    border:1px solid var(--border);
    color: var(--text-main);
    padding:6px 14px;
    border-radius:9999px;
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    background:var(--card-bg);
    backdrop-filter: blur(8px);
    transition: background 0.2s, border-color 0.2s;

}
.add-btn:hover{
    background:var(--card-hover);
    border-color: rgba(255,255,255,0.3);

}
.bookmarks-grid{
    display: grid;
    grid-template-columns: repeat(auto-fill,minmax(130px,1fr));
    gap:12px;

}
.bookmark-item{
    position: relative;
    display: flex;
    flex-direction:column;
    align-items: center;
    gap: 10px;
    padding:16px 12px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    backdrop-filter: blur(12px);
    text-decoration: none;
    color: var(--text-main);
    transition: transform 0.2s, background 0.2s, border-color 0.2s;
    
}
.bookmark-item:hover{
    transform:translateY(-2px);
    background: var(--card-bg);
    border-color: rgba(255,255,255,0.25);

}
.bookmark-item img{
    width:28px;
    height:28px;
    border-radius: 6px;
    background: #ffffff;
    padding: 2px;

}
.bookmark-item span{
    font-size:0.85rem;
    font-weight: 500;
    white-space:nowrap;
    overflow:hidden;
    text-overflow: ellipsis;
    max-width: 100%;

}
.delete-bm-btn{
    position:absolute;
    top:4px;
    right:6px;
    background:none;
    border:none;
    color:var(--text-dim);
    font-size: 14px;
    cursor:pointer;
    opacity:0;
    transition: opacity 0.15s , color 0.15s;
}
.bookmark-item:hover .delete-bm-btn{
    opacity:1;
}
.delete-bm-btn:hover{
    color:var(--danger);
}
.apod-info{
    position:fixed;
    bottom:16px;
    left:20px;
    z-index: 2;
    display:flex;
    align-items: center;
    gap: 8px;
    padding:6px 14px;
    border-radius: 9999px;
    background:var(--card-bg);
    border:1px solid var(--border);
    backdrop-filter: blur(12px);
    font-size:0.78rem;
    color:var(--text-dim);
    max-width: 320px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;

}
.apod-dot{
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #10b981;
}
.modal{
    position:fixed;
    inset:0;
    background: rgba(0, 0,0,0.65);
    backdrop-filter: blur(4px);
    z-index: 10;
    display: flex;
    justify-content: center;
    align-items: center;

}
.modal.hidden{
    display:none;
}
.modal-card{
    background:#191b29;
    border:1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    width:90%;
    max-width: 360px;

}
.modal-card h3{
    margin-bottom: 16px;
    font-size: 1.1rem;

}
.modal-card form{
    display: flex;
    flex-direction: column;
    gap: 10px;

}
.modal-card label{
    font-size: 0.8rem;
    color: var(--text-dim);
}
.modal-card input{
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #0f1019;
    color: var(--text-main);
    font-family: inherit;

}
.modal-actions{
    display:flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 14px;

}
.btn-secondary, .btn-primary{
    padding: 8px 16px;
    border-radius: 8px;
    border: none;
    font-size: 0.85rem;
    cursor:pointer;

}
.btn-secondary{
    background:transparent;
    color: var(--text-dim);
}
.btn-primary{
    background: var(--accent);
    color:white;

}
.btn-primary:hover{
    background: var(--accent-hover);

}
#clock .ampm{
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-dim);
    vertical-align: middle;
    margin-bottom: 6px;
}