:root{
    --ink:#1E2A38;
    --ink-soft:#5B6472;
    --paper:#EEEDE3;
    --paper-2:#E4E2D4;
    --card:#FBFAF5;
    --maroon:#7C2333;
    --maroon-dark:#5E1A27;
    --gold:#D9A441;
    --gold-soft:#F1D9A6;
    --line:#C9C6B6;
}

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

html{
    scroll-behavior:smooth;
    overflow-x:hidden;
    width:100%;
}

body{
    background:var(--paper);
    color:var(--ink);
    font-family:'Inter',sans-serif;
    line-height:1.5;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
    width:100%;
}

.mono{ font-family:'IBM Plex Mono',monospace; }
.slab{ font-family:'Zilla Slab',serif; }

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

.wrap{
    max-width:1180px;
    margin:0 auto;
    padding:0 24px;
}

/* ===== HEADER ===== */
header{
    background:var(--ink);
    color:var(--paper);
    position:sticky;
    top:0;
    z-index:50;
    border-bottom:3px solid var(--gold);
}
.header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:16px 24px;
    gap:24px;
}
.logo{
    display:flex;
    align-items:center;
    gap:12px;
    font-weight:800;
    font-size:1.05rem;
    letter-spacing:.02em;
}
.logo-mark{
    width:38px;
    height:38px;
    background:var(--gold);
    display:flex;
    align-items:center;
    justify-content:center;
    color:var(--ink);
    font-family:'IBM Plex Mono',monospace;
    font-weight:700;
    border-radius:3px;
    font-size:.75rem;
    line-height:1.1;
    text-align:center;
    border:2px solid var(--paper);
    transform:rotate(-3deg);
}
nav{
    display:flex;
    gap:28px;
    font-size:.92rem;
    font-weight:500;
}
nav a{
    opacity:.85;
    transition:opacity .2s;
}
nav a:hover{
    opacity:1;
    text-decoration:underline;
    text-underline-offset:4px;
}

/* ===== SECTIONS ===== */
.section{
    padding:76px 0;
}
.section-head{
    display:flex;
    justify-content:space-between;
    align-items:flex-end;
    margin-bottom:40px;
    gap:20px;
    flex-wrap:wrap;
}
.section-head h2{
    font-family:'Zilla Slab',serif;
    font-size:2rem;
    font-weight:700;
}
.section-head .tag{
    font-family:'IBM Plex Mono',monospace;
    font-size:.7rem;
    text-transform:uppercase;
    letter-spacing:.1em;
    color:var(--maroon);
    margin-bottom:8px;
    display:block;
}

/* ===== SEARCH BOX ===== */
.search-slip{
    background:var(--card);
    border:1.5px solid var(--ink);
    border-radius:6px;
    padding:18px 20px;
    box-shadow:6px 6px 0 var(--maroon);
}
.search-slip .label-row{
    display:flex;
    justify-content:space-between;
    font-family:'IBM Plex Mono',monospace;
    font-size:.68rem;
    letter-spacing:.08em;
    text-transform:uppercase;
    color:var(--ink-soft);
    margin-bottom:10px;
}
.search-row{
    display:flex;
    gap:10px;
}
.search-row input{
    flex:1;
    min-width:0;
    border:1px solid var(--line);
    border-radius:4px;
    padding:12px 14px;
    font-family:'Inter',sans-serif;
    font-size:.95rem;
    background:var(--paper);
}
.search-row input:focus{
    outline:2px solid var(--maroon);
    outline-offset:1px;
}

/* ===== BUTTONS ===== */
.btn{
    border:none;
    cursor:pointer;
    font-weight:700;
    font-size:.92rem;
    border-radius:4px;
    padding:12px 20px;
    transition:transform .15s ease;
}
.btn:focus-visible{
    outline:3px solid var(--ink);
    outline-offset:2px;
}
.btn:active{
    transform:translateY(1px);
}
.btn-primary{
    background:var(--maroon);
    color:#fff;
}
.btn-primary:hover{
    background:var(--maroon-dark);
}
.btn-add{
    background:var(--ink);
    color:var(--paper);
    font-size:.78rem;
    padding:8px 14px;
}
.btn-add:hover{
    background:var(--maroon);
}

/* ===== BOOK GRID — index card style (reused for past papers) ===== */
.book-grid{
    display:grid;
    grid-template-columns:repeat(auto-fill, minmax(230px, 1fr));
    gap:22px;
}
.book-card{
    background:var(--card);
    border:1.5px solid var(--ink);
    border-radius:8px;
    padding:18px;
    position:relative;
    transition:transform .18s ease, box-shadow .18s ease;
}
.book-card:hover{
    transform:translateY(-4px);
    box-shadow:5px 8px 0 var(--gold);
}
.book-card .hole{
    position:absolute;
    top:14px;
    right:14px;
    width:14px;
    height:14px;
    border-radius:50%;
    background:var(--paper);
    border:1.5px solid var(--line);
}
.book-card .code{
    font-family:'IBM Plex Mono',monospace;
    font-size:.72rem;
    font-weight:600;
    color:var(--maroon);
    letter-spacing:.04em;
    margin-bottom:8px;
    display:inline-block;
    background:var(--gold-soft);
    padding:2px 8px;
    border-radius:2px;
}
.book-card h3{
    font-family:'Zilla Slab',serif;
    font-size:1.08rem;
    font-weight:600;
    margin:4px 0 14px;
    line-height:1.3;
    min-height:2.6em;
}
.book-card .price-row{
    display:flex;
    justify-content:space-between;
    align-items:center;
    border-top:1px dashed var(--line);
    padding-top:12px;
}

/* ===== PAGINATION (Laravel's default links() styling reset) ===== */
nav[role="navigation"]{
    display:flex;
    justify-content:center;
}

/* ===== RESPONSIVE ===== */
@media (max-width:900px){
    nav{
        display:none;
    }
    .section{
        padding:48px 0;
    }
}

@media (max-width:400px){
    .book-grid{
        grid-template-columns:1fr;
    }
}