/* =========================================================
   SEI - SAISHNAA EDUCATIONAL INSTITUTION
   Dedicated Printable Stylesheet for Student Bills & Admission Slips
   ========================================================= */

@media print {
    /* Hide all web navigation, buttons, footers during print */
    .no-print,
    .top-bar,
    .site-header,
    .site-footer,
    .btn,
    .menu-toggle,
    .admin-sidebar,
    .admin-topbar,
    .alert {
        display: none !important;
    }

    body {
        background: #ffffff !important;
        color: #000000 !important;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif !important;
        font-size: 12pt !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .printable-sheet {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 auto !important;
        padding: 20px !important;
        box-shadow: none !important;
        border: none !important;
    }

    .page-break {
        page-break-after: always;
    }
}

/* Screen Preview & Document Container */
.printable-sheet {
    background: #ffffff;
    max-width: 800px;
    margin: 30px auto;
    padding: 40px;
    border: 1px solid #cbd5e1;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border-radius: 8px;
    color: #1e293b;
    position: relative;
}

/* Institutional Header on Print Slip */
.slip-header {
    border-bottom: 3px double #0f2b48;
    padding-bottom: 20px;
    margin-bottom: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.slip-brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.slip-crest {
    width: 65px;
    height: 65px;
    background: #0f2b48;
    color: #ffffff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    font-weight: 800;
    border: 2px solid #f59e0b;
}

.slip-institution-info h1 {
    font-size: 22px;
    color: #0f2b48;
    margin: 0 0 4px;
    text-transform: uppercase;
    font-weight: 800;
}

.slip-institution-info p {
    margin: 2px 0;
    font-size: 12px;
    color: #475569;
    line-height: 1.4;
}

.slip-title-box {
    text-align: right;
}

.slip-type-badge {
    display: inline-block;
    background: #0f2b48;
    color: #ffffff;
    padding: 6px 14px;
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    margin-bottom: 6px;
}

.slip-meta {
    font-size: 13px;
    color: #334155;
}

/* Photo Box for Admission Slip */
.student-photo-frame {
    width: 120px;
    height: 140px;
    border: 2px dashed #94a3b8;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 11px;
    color: #64748b;
    padding: 10px;
    background: #f8fafc;
}

/* Details Table */
.slip-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 13px;
}

.slip-table th, .slip-table td {
    padding: 10px 14px;
    border: 1px solid #cbd5e1;
    text-align: left;
}

.slip-table th {
    background-color: #f1f5f9;
    color: #0f2b48;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
}

.slip-highlight-row {
    background-color: #f8fafc;
    font-weight: 700;
    font-size: 14px;
}

/* Signature & Stamp Section */
.slip-footer-signs {
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding-top: 20px;
}

.sign-block {
    text-align: center;
    min-width: 180px;
}

.sign-line {
    border-top: 1px solid #0f2b48;
    padding-top: 8px;
    font-weight: 600;
    font-size: 13px;
    color: #0f2b48;
}

.stamp-box {
    width: 110px;
    height: 70px;
    border: 1px dashed #cbd5e1;
    margin: 0 auto 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: #94a3b8;
    text-transform: uppercase;
}

.watermark-sei {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-30deg);
    font-size: 90px;
    font-weight: 900;
    color: rgba(15, 43, 72, 0.04);
    pointer-events: none;
    z-index: 0;
    letter-spacing: 10px;
}