:root{
    --primary:#0D47A1;
    --primary-dark:#08306B;
    --maroon:#7A1E2C;
    --gold:#F9A825;
    --dark:#0B1F3A;
    --text:#4B5563;
    --light:#F7F9FC;
    --border:#E5E7EB;
    --white:#FFFFFF;
    --shadow:0 16px 40px rgba(0,0,0,.10);
    --radius:20px;
    --font:Inter,Segoe UI,Arial,sans-serif;
}

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

body{
    font-family:var(--font);
    background:var(--light);
    color:var(--text);
    line-height:1.7;
}

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

.alumni-container{
    width:min(100% - 32px,1180px);
    margin:auto;
}

.alumni-header{
    background:#fff;
    border-bottom:1px solid var(--border);
    position:sticky;
    top:0;
    z-index:20;
}

.alumni-header-inner{
    min-height:76px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
}

.alumni-brand span{
    display:block;
    color:var(--maroon);
    font-weight:800;
    font-size:.9rem;
    letter-spacing:.04em;
    text-transform:uppercase;
}

.alumni-brand strong{
    display:block;
    color:var(--dark);
    font-size:1.25rem;
}

.alumni-nav{
    display:flex;
    align-items:center;
    gap:10px;
    flex-wrap:wrap;
}

.alumni-nav a{
    padding:9px 14px;
    border-radius:999px;
    font-weight:700;
    color:var(--dark);
}

.alumni-nav a:hover{
    background:rgba(13,71,161,.08);
    color:var(--primary);
}

.alumni-main{
    min-height:calc(100vh - 150px);
}

.alumni-hero{
    background:
        linear-gradient(135deg,rgba(13,71,161,.96),rgba(122,30,44,.94));
    color:#fff;
    padding:70px 0;
}

.alumni-hero h1{
    font-size:clamp(2rem,4vw,3.6rem);
    line-height:1.15;
    margin-bottom:14px;
}

.alumni-hero p{
    max-width:760px;
    opacity:.92;
    font-size:1.08rem;
}

.alumni-section{
    padding:54px 0;
}

.alumni-card{
    background:#fff;
    border:1px solid var(--border);
    border-radius:var(--radius);
    padding:30px;
    box-shadow:var(--shadow);
}

.alumni-grid-2{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:28px;
}

.alumni-form{
    display:grid;
    gap:18px;
}

.form-group label{
    display:block;
    font-weight:800;
    color:var(--dark);
    margin-bottom:7px;
}

.form-control{
    width:100%;
    border:1px solid var(--border);
    border-radius:14px;
    padding:13px 15px;
    font-size:1rem;
    outline:none;
    background:#fff;
}

.form-control:focus{
    border-color:var(--primary);
    box-shadow:0 0 0 4px rgba(13,71,161,.12);
}

.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border:0;
    border-radius:999px;
    padding:13px 24px;
    font-weight:800;
    cursor:pointer;
    transition:.25s ease;
}

.btn-primary{
    background:var(--primary);
    color:#fff;
}

.btn-primary:hover{
    background:var(--primary-dark);
    transform:translateY(-2px);
}

.btn-outline{
    background:#fff;
    color:var(--primary);
    border:2px solid var(--primary);
}

.btn-outline:hover{
    background:var(--primary);
    color:#fff;
}

.alert{
    padding:14px 16px;
    border-radius:14px;
    margin-bottom:18px;
    font-weight:700;
}

.alert-error{
    background:#FEE2E2;
    color:#991B1B;
}

.alert-success{
    background:#DCFCE7;
    color:#166534;
}

.alumni-footer{
    background:#081A33;
    color:rgba(255,255,255,.82);
    padding:24px 0;
    text-align:center;
}

@media (max-width:768px){
    .alumni-header-inner{
        flex-direction:column;
        align-items:flex-start;
        padding:14px 0;
    }

    .alumni-nav{
        width:100%;
    }

    .alumni-nav a{
        background:#f3f6fb;
    }

    .alumni-grid-2{
        grid-template-columns:1fr;
    }

    .alumni-card{
        padding:24px;
    }
}


/* ===============================
   PROFILE VIEW
================================= */

.profile-actions{
    display:flex;
    gap:12px;
    flex-wrap:wrap;
    margin-bottom:24px;
}

.profile-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:24px;
}

.profile-row{
    display:grid;
    grid-template-columns:170px 1fr;
    gap:16px;
    padding:12px 0;
    border-bottom:1px solid var(--border);
}

.profile-row:last-child{
    border-bottom:0;
}

.profile-row strong{
    color:var(--dark);
}

.profile-row span{
    color:var(--text);
    word-break:break-word;
}

.mt-card{
    margin-top:24px;
}

@media (max-width:768px){
    .profile-grid{
        grid-template-columns:1fr;
    }

    .profile-row{
        grid-template-columns:1fr;
        gap:4px;
    }
}



/* ===============================
   ADMIN TABLES
================================= */

.admin-search-form{
    display:grid;
    grid-template-columns:1fr auto auto;
    gap:12px;
    align-items:center;
}

.admin-table-header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:20px;
    margin-bottom:20px;
    flex-wrap:wrap;
}

.admin-table-header h2{
    margin:0;
}

.table-responsive{
    width:100%;
    overflow-x:auto;
}

.admin-table{
    width:100%;
    border-collapse:collapse;
    min-width:1050px;
}

.admin-table th,
.admin-table td{
    padding:14px 12px;
    text-align:left;
    border-bottom:1px solid var(--border);
    vertical-align:top;
}

.admin-table th{
    color:var(--dark);
    background:#f3f6fb;
    font-size:.9rem;
}

.admin-table td{
    font-size:.94rem;
}

.admin-table small{
    color:#6B7280;
}

.status-pill{
    display:inline-flex;
    padding:5px 9px;
    border-radius:999px;
    font-size:.76rem;
    font-weight:800;
    margin:2px 0;
}

.status-ok{
    background:#DCFCE7;
    color:#166534;
}

.status-pending{
    background:#FEF3C7;
    color:#92400E;
}

.status-admin{
    background:#DBEAFE;
    color:#1D4ED8;
    margin-left:6px;
}

.btn-small{
    padding:8px 14px;
    font-size:.86rem;
}

.pagination{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-top:24px;
}

.pagination a{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-width:38px;
    height:38px;
    border-radius:10px;
    background:#f3f6fb;
    color:var(--dark);
    font-weight:800;
}

.pagination a.active,
.pagination a:hover{
    background:var(--primary);
    color:#fff;
}

@media (max-width:768px){
    .admin-search-form{
        grid-template-columns:1fr;
    }

    .admin-search-form .btn{
        width:100%;
    }
}


/* ===============================
   ALUMNI UPLOADED FILES
================================= */

.files-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:18px;
}

.file-card{
    border:1px solid var(--border);
    border-radius:18px;
    background:#fff;
    padding:16px;
}

.file-card strong{
    display:block;
    color:var(--dark);
    margin-bottom:10px;
}

.file-thumb{
    width:100%;
    height:150px;
    border-radius:14px;
    overflow:hidden;
    background:#f3f6fb;
    border:1px solid var(--border);
    margin-bottom:12px;
}

.file-thumb img{
    width:100%;
    height:100%;
    object-fit:cover;
}

.file-placeholder{
    height:150px;
    border-radius:14px;
    background:#f3f6fb;
    border:1px dashed var(--border);
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    color:#6B7280;
    font-weight:700;
    margin-bottom:12px;
}

.file-card .btn{
    width:100%;
    padding:10px 14px;
    font-size:.9rem;
}

@media (max-width:991px){
    .files-grid{
        grid-template-columns:repeat(2,1fr);
    }
}

@media (max-width:640px){
    .files-grid{
        grid-template-columns:1fr;
    }
}


/* ===============================
   ADMIN VERIFICATION ACTIONS
================================= */

.verify-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:22px;
}

.verify-box{
    border:1px solid var(--border);
    border-radius:18px;
    padding:22px;
    background:#f8fafc;
}

.verify-box h3{
    color:var(--dark);
    margin-bottom:12px;
}

.verify-box form{
    margin-top:16px;
}

@media (max-width:768px){
    .verify-grid{
        grid-template-columns:1fr;
    }

    .verify-box .btn{
        width:100%;
    }
}


/* ===============================
   RECEIPT
================================= */

.receipt-card{
    max-width:850px;
    margin:auto;
    background:#fff;
    border:1px solid var(--border);
    border-radius:24px;
    padding:38px;
    box-shadow:var(--shadow);
}

.receipt-header{
    display:flex;
    justify-content:space-between;
    gap:24px;
    border-bottom:2px solid var(--border);
    padding-bottom:22px;
    margin-bottom:24px;
}

.receipt-header h1{
    color:var(--dark);
    font-size:1.7rem;
    margin-bottom:4px;
}

.receipt-logo-text{
    background:linear-gradient(135deg,var(--primary),var(--maroon));
    color:#fff;
    border-radius:16px;
    padding:18px;
    font-weight:900;
    align-self:flex-start;
}

.receipt-title{
    display:flex;
    justify-content:space-between;
    gap:20px;
    align-items:center;
    margin-bottom:24px;
    flex-wrap:wrap;
}

.receipt-title h2{
    color:var(--maroon);
    font-size:2rem;
}

.receipt-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:16px;
    margin-bottom:28px;
}

.receipt-grid div{
    background:#f8fafc;
    border:1px solid var(--border);
    border-radius:16px;
    padding:16px;
}

.receipt-grid span{
    display:block;
    color:#6B7280;
    font-size:.86rem;
    margin-bottom:4px;
}

.receipt-grid strong{
    color:var(--dark);
}

.receipt-section{
    margin-top:22px;
}

.receipt-section h3{
    color:var(--dark);
    margin-bottom:12px;
}

.receipt-amount-box{
    margin-top:30px;
    padding:22px;
    border-radius:18px;
    background:linear-gradient(135deg,var(--primary),var(--maroon));
    color:#fff;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:20px;
}

.receipt-amount-box span,
.receipt-amount-box strong{
    color:#fff;
}

.receipt-amount-box strong{
    font-size:1.8rem;
}

.receipt-footer-note{
    margin-top:34px;
    display:flex;
    justify-content:space-between;
    align-items:flex-end;
    gap:30px;
}

.receipt-sign{
    min-width:220px;
    text-align:center;
    padding-top:45px;
    border-top:1px solid var(--dark);
    color:var(--dark);
    font-weight:800;
}

@media (max-width:768px){
    .receipt-card{
        padding:24px;
    }

    .receipt-header,
    .receipt-footer-note{
        flex-direction:column;
    }

    .receipt-grid{
        grid-template-columns:1fr 1fr;
    }
}

@media print{
    .alumni-header,
    .alumni-footer,
    .no-print,
    .profile-actions{
        display:none !important;
    }

    body{
        background:#fff;
    }

    .alumni-section{
        padding:0;
    }

    .receipt-card{
        box-shadow:none;
        border:1px solid #000;
        border-radius:0;
        max-width:100%;
    }
}


/* ===============================
   VOID RECEIPT
================================= */

.receipt-card{
    position:relative;
}

.receipt-void-stamp{
    position:absolute;
    top:45%;
    left:50%;
    transform:translate(-50%, -50%) rotate(-22deg);
    font-size:6rem;
    font-weight:900;
    color:rgba(198,40,40,.14);
    border:8px solid rgba(198,40,40,.16);
    padding:10px 34px;
    border-radius:18px;
    pointer-events:none;
    z-index:2;
}



/* ===============================
   PAYMENT ENTRY
================================= */

.payment-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:18px;
}

.form-group label{
    display:block;
    font-weight:800;
    color:var(--dark);
    margin-bottom:8px;
}

.form-group.full{
    grid-column:1 / -1;
}

.form-control{
    width:100%;
    border:1px solid var(--border);
    border-radius:14px;
    padding:12px 14px;
    font:inherit;
    background:#fff;
    color:var(--dark);
}

textarea.form-control{
    resize:vertical;
}

.form-control:focus{
    outline:none;
    border-color:var(--primary);
    box-shadow:0 0 0 3px rgba(13,71,161,.12);
}

@media (max-width:768px){
    .payment-grid{
        grid-template-columns:1fr;
    }
}





/* ===============================
   REGISTRATION FORM
================================= */

.registration-form h2{
    margin-top:6px;
    margin-bottom:20px;
}

.form-section-title{
    margin-top:34px !important;
    padding-top:28px;
    border-top:1px solid var(--border);
}