:root{
    --student-primary:#0f766e;
    --student-primary-dark:#115e59;
    --student-accent:#2563eb;
    --student-success:#16a34a;
    --student-warning:#f59e0b;
    --student-danger:#dc2626;
    --student-dark:#0f172a;
    --student-muted:#64748b;
    --student-line:#e2e8f0;
    --student-surface:#ffffff;
    --student-soft:#f8fafc;
    --student-shadow:0 18px 45px rgba(15,23,42,.08);
}

*{
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    margin:0 !important;
    min-height:100vh;
    color:var(--student-dark);
    font-family:'Segoe UI',Tahoma,sans-serif !important;
    background:
        radial-gradient(circle at top left,rgba(15,118,110,.16),transparent 32%),
        radial-gradient(circle at top right,rgba(37,99,235,.10),transparent 28%),
        linear-gradient(180deg,#f8fafc 0%,#eef6f3 100%) !important;
}

.top-header{
    position:relative;
    z-index:1060;
    border-top:0 !important;
    background:rgba(255,255,255,.94) !important;
    backdrop-filter:blur(16px);
    border-bottom:1px solid rgba(226,232,240,.9);
    box-shadow:0 12px 30px rgba(15,23,42,.07);
}

.top-header .container{
    min-height:74px;
}

.top-header img{
    width:56px !important;
    height:56px;
    object-fit:cover;
    border-radius:12px;
    box-shadow:0 10px 22px rgba(15,118,110,.18);
}

.school-title{
    color:var(--student-dark) !important;
    font-weight:800 !important;
    letter-spacing:.2px;
}

.top-header small{
    color:var(--student-muted) !important;
    font-weight:600;
}

.navbar{
    position:sticky !important;
    top:0;
    z-index:1050;
    background:rgba(15,118,110,.96) !important;
    backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(255,255,255,.16);
    box-shadow:0 14px 34px rgba(15,23,42,.14) !important;
}

.navbar .container,
.navbar .container-fluid{
    overflow:visible !important;
}

.navbar-brand{
    display:flex;
    align-items:center;
    gap:9px;
    color:#fff !important;
    font-size:16px !important;
    font-weight:800 !important;
    letter-spacing:.2px;
}

.navbar-brand::before{
    content:"";
    width:34px;
    height:34px;
    border-radius:8px;
    background:linear-gradient(135deg,#fff,rgba(255,255,255,.72));
    box-shadow:0 10px 20px rgba(15,23,42,.18);
}

.navbar .nav-link{
    display:flex;
    align-items:center;
    gap:7px;
    border-radius:8px;
    color:rgba(255,255,255,.88) !important;
    font-weight:700 !important;
    padding:10px 13px !important;
    transition:.2s ease;
}

.navbar .nav-link:hover,
.navbar .nav-link.active{
    color:#fff !important;
    background:rgba(255,255,255,.14);
}

.navbar .nav-link.text-warning{
    color:#fff !important;
    background:rgba(245,158,11,.18);
}

.navbar-toggler{
    border:1px solid rgba(255,255,255,.25) !important;
    border-radius:8px;
    padding:8px 10px;
}

.dropdown-menu{
    overflow:hidden;
    min-width:260px;
    border:1px solid rgba(226,232,240,.95) !important;
    border-radius:8px !important;
    padding:8px !important;
    background:#fff !important;
    box-shadow:0 22px 50px rgba(15,23,42,.16) !important;
}

.dropdown-item{
    display:flex !important;
    align-items:center;
    gap:10px;
    border-radius:8px !important;
    padding:11px 12px !important;
    color:var(--student-dark) !important;
    font-size:14px;
    font-weight:700;
    transition:.2s ease;
}

.dropdown-item i{
    color:var(--student-primary) !important;
}

.dropdown-item:hover{
    background:rgba(15,118,110,.1) !important;
    color:var(--student-primary-dark) !important;
    transform:translateX(2px);
}

.container{
    max-width:1180px;
}

.container.mt-4,
.container.my-5{
    margin-top:28px !important;
}

.container > h1:first-child,
.container > h2:first-child,
.container > h3:first-child,
.container > h4:first-child,
.container > .row:first-child h3:first-child,
.content > h1:first-child,
.content > h2:first-child,
.content > h3:first-child,
.content > h4:first-child{
    color:var(--student-dark);
    font-weight:800;
    letter-spacing:.1px;
}

.card,
.login-card,
.stat-card{
    overflow:visible;
    border:1px solid rgba(226,232,240,.96) !important;
    border-radius:8px !important;
    background:var(--student-surface) !important;
    box-shadow:var(--student-shadow) !important;
}

.card.bg-primary,
.stat-card.bg-primary{
    background:linear-gradient(135deg,var(--student-accent),#38bdf8) !important;
    color:#fff !important;
}

.card.bg-success,
.stat-card.bg-success{
    background:linear-gradient(135deg,var(--student-primary),var(--student-success)) !important;
    color:#fff !important;
}

.card.bg-info,
.stat-card.bg-info{
    background:linear-gradient(135deg,#0891b2,#22c55e) !important;
    color:#fff !important;
}

.card.bg-warning,
.stat-card.bg-warning{
    background:linear-gradient(135deg,var(--student-warning),#f97316) !important;
    color:#fff !important;
}

.card.bg-danger,
.stat-card.bg-danger{
    background:linear-gradient(135deg,var(--student-danger),#ef4444) !important;
    color:#fff !important;
}

.card.bg-dark,
.stat-card.bg-dark{
    background:linear-gradient(135deg,var(--student-dark),#334155) !important;
    color:#fff !important;
}

.card.text-white,
.stat-card.text-white,
.card.text-white h1,
.card.text-white h2,
.card.text-white h3,
.card.text-white h4,
.card.text-white h5,
.card.text-white h6,
.card.text-white p,
.stat-card.text-white h1,
.stat-card.text-white h2,
.stat-card.text-white h3,
.stat-card.text-white h4,
.stat-card.text-white h5,
.stat-card.text-white h6,
.stat-card.text-white p{
    color:#fff !important;
}

.login-card{
    padding:26px !important;
}

.login-card img{
    width:80px !important;
    height:80px;
    object-fit:cover;
    border-radius:16px;
    box-shadow:0 14px 30px rgba(15,118,110,.16);
}

.login-card h6,
.card h5,
.card h6,
.stat-card h6{
    color:var(--student-dark) !important;
    font-weight:800 !important;
}

.card-body{
    padding:22px !important;
}

.stat-card{
    position:relative;
    min-height:160px;
    padding:22px !important;
    transition:.2s ease;
}

.stat-card::after{
    content:"";
    position:absolute;
    top:-34px;
    right:-34px;
    width:112px;
    height:112px;
    border-radius:50%;
    background:rgba(15,118,110,.08);
}

.stat-card:hover{
    transform:translateY(-3px) !important;
    box-shadow:0 22px 50px rgba(15,23,42,.12) !important;
}

.stat-icon,
.dashboard-icon,
.icon-circle{
    width:54px !important;
    height:54px !important;
    border-radius:8px !important;
    display:grid !important;
    place-items:center !important;
    margin:0 auto 14px !important;
    color:#fff !important;
    font-size:22px !important;
    box-shadow:0 12px 22px rgba(15,118,110,.20);
}

.icon-payment,
.btn-success{
    background:linear-gradient(135deg,var(--student-primary),var(--student-success)) !important;
}

.icon-course,
.btn-info{
    background:linear-gradient(135deg,#0891b2,#22c55e) !important;
}

.icon-gpa,
.btn-primary{
    background:linear-gradient(135deg,var(--student-accent),#38bdf8) !important;
}

.icon-cgpa{
    background:linear-gradient(135deg,#7c3aed,var(--student-accent)) !important;
}

.btn-warning{
    background:linear-gradient(135deg,var(--student-warning),#f97316) !important;
}

.btn-danger{
    background:linear-gradient(135deg,var(--student-danger),#ef4444) !important;
}

.badge.bg-success{
    background:var(--student-success) !important;
    color:#fff !important;
}

.badge.bg-primary{
    background:var(--student-accent) !important;
    color:#fff !important;
}

.badge.bg-info{
    background:#0891b2 !important;
    color:#fff !important;
}

.badge.bg-warning{
    background:var(--student-warning) !important;
    color:#111827 !important;
}

.badge.bg-danger{
    background:var(--student-danger) !important;
    color:#fff !important;
}

.btn,
.icon-btn{
    border:0 !important;
    border-radius:8px !important;
    padding:10px 16px !important;
    font-weight:800 !important;
    transition:.2s ease !important;
}

.icon-btn{
    width:100%;
    background:linear-gradient(135deg,var(--student-primary),var(--student-success)) !important;
}

.btn:hover,
.icon-btn:hover{
    transform:translateY(-1px) !important;
    box-shadow:0 12px 22px rgba(15,23,42,.14) !important;
}

.form-label,
label{
    color:var(--student-muted);
    font-size:12px;
    font-weight:800;
    text-transform:uppercase;
    letter-spacing:.04em;
}

.form-control,
.form-select,
select,
textarea,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="file"]{
    border:1px solid #d9e2ef !important;
    border-radius:8px !important;
    padding:10px 12px !important;
    font-size:14px !important;
    box-shadow:none !important;
}

.form-floating > .form-control{
    padding-top:1.625rem !important;
    padding-bottom:.625rem !important;
}

.form-control:focus,
.form-select:focus,
select:focus,
textarea:focus,
input:focus{
    border-color:rgba(15,118,110,.72) !important;
    box-shadow:0 0 0 4px rgba(15,118,110,.11) !important;
}

.form-floating i{
    position:absolute;
    right:14px;
    top:50%;
    z-index:2;
    color:var(--student-primary);
    transform:translateY(-50%);
}

.student-passport,
.passport-preview{
    width:118px !important;
    height:118px !important;
    object-fit:cover;
    border-radius:50% !important;
    border:4px solid #fff !important;
    box-shadow:0 0 0 1px var(--student-line),0 16px 30px rgba(15,23,42,.12) !important;
}

.badge,
.status-badge{
    padding:7px 11px !important;
    border-radius:999px !important;
    font-size:12px !important;
    font-weight:800 !important;
}

.alert{
    border:0 !important;
    border-radius:8px !important;
    font-weight:700;
}

.table{
    border-color:var(--student-line) !important;
    border-radius:8px !important;
    font-size:14px;
}

.table thead{
    background:#111827 !important;
    color:#fff !important;
}

.table thead th{
    padding:14px 12px !important;
    border-color:#111827 !important;
    color:#fff !important;
    font-size:12px;
    font-weight:800;
    text-transform:uppercase;
    letter-spacing:.04em;
    white-space:nowrap;
}

.table thead.table-success{
    background:#dcfce7 !important;
    color:#14532d !important;
}

.table thead.table-success th{
    background:#dcfce7 !important;
    border-color:#bbf7d0 !important;
    color:#14532d !important;
}

.table thead.table-light{
    background:#f8fafc !important;
    color:var(--student-dark) !important;
}

.table thead.table-light th{
    background:#f8fafc !important;
    border-color:var(--student-line) !important;
    color:var(--student-dark) !important;
}

.table thead.table-dark{
    background:#111827 !important;
    color:#fff !important;
}

.table thead.table-dark th{
    background:#111827 !important;
    border-color:#111827 !important;
    color:#fff !important;
}

.table tbody td{
    padding:13px 12px !important;
    border-color:#edf2f7 !important;
    vertical-align:middle !important;
}

.table tbody tr:hover{
    background:#f8fbff !important;
}

.table .table-success th,
.table .table-success td{
    background:#dcfce7 !important;
    color:#14532d !important;
}

.table .table-light th,
.table .table-light td{
    background:#f8fafc !important;
    color:var(--student-dark) !important;
}

.table-responsive{
    overflow-x:auto;
    border:1px solid var(--student-line);
    border-radius:8px;
    background:#fff;
}

.card > .table,
.card > table.table{
    display:block;
    width:100%;
    overflow-x:auto;
    white-space:nowrap;
}

.progress{
    height:10px;
    border-radius:999px;
    background:#e2e8f0;
}

.progress-bar{
    background:linear-gradient(135deg,var(--student-primary),var(--student-success));
}

.modal-content{
    border:0 !important;
    border-radius:8px !important;
    box-shadow:var(--student-shadow) !important;
}

.modal.fade .modal-dialog{
    transform:translateY(24px) scale(.96);
    opacity:0;
    transition:transform .28s cubic-bezier(.16,1,.3,1), opacity .22s ease;
}

.modal.show .modal-dialog{
    transform:translateY(0) scale(1);
    opacity:1;
}

.modal.fade .modal-content{
    animation:dfsModalPop .32s cubic-bezier(.16,1,.3,1);
}

.modal-backdrop.show{
    animation:dfsModalBackdrop .22s ease both;
}

.dfs-animated-modal,
.swal2-popup{
    border:0 !important;
    border-radius:8px !important;
    box-shadow:0 24px 70px rgba(15,23,42,.22) !important;
}

.dfs-animated-modal.swal2-show,
.swal2-popup.swal2-show{
    animation:dfsModalPop .32s cubic-bezier(.16,1,.3,1) both !important;
}

.dfs-animated-modal.swal2-hide,
.swal2-popup.swal2-hide{
    animation:dfsModalOut .18s ease both !important;
}

.swal2-container.swal2-backdrop-show{
    animation:dfsModalBackdrop .22s ease both;
}

@keyframes dfsModalPop{
    from{opacity:0;transform:translateY(24px) scale(.94);}
    to{opacity:1;transform:translateY(0) scale(1);}
}

@keyframes dfsModalOut{
    from{opacity:1;transform:translateY(0) scale(1);}
    to{opacity:0;transform:translateY(10px) scale(.98);}
}

@keyframes dfsModalBackdrop{
    from{opacity:0;}
    to{opacity:1;}
}

.footer,
.bg-success.text-white.mt-5.py-3{
    margin-top:36px !important;
    padding:22px 0 !important;
    color:var(--student-muted) !important;
    background:rgba(255,255,255,.88) !important;
    border-top:1px solid rgba(226,232,240,.9);
    box-shadow:0 -12px 30px rgba(15,23,42,.04);
}

.footer a,
.bg-success.text-white.mt-5.py-3 a{
    color:var(--student-primary-dark) !important;
    font-weight:800;
}

.bg-success.text-white.mt-5.py-3 .container{
    gap:12px;
}

@media (min-width:992px){
    .navbar .dropdown:hover > .dropdown-menu{
        display:block;
        opacity:1;
        visibility:visible;
        transform:translateY(0);
    }
}

@media (max-width:991px){
    .top-header .container{
        min-height:64px;
    }

    .top-header img{
        width:48px !important;
        height:48px;
    }

    .school-title{
        font-size:14px;
        line-height:1.25;
    }

    .navbar-collapse{
        margin-top:12px;
        padding:12px;
        border-radius:8px;
        background:rgba(15,94,89,.98) !important;
        box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);
    }

    .navbar .nav-link{
        justify-content:flex-start;
        width:100%;
    }

    .dropdown-menu{
        position:static !important;
        width:100%;
        min-width:0;
        margin-top:6px !important;
        box-shadow:none !important;
    }

    .container.mt-4,
    .container.my-5{
        margin-top:18px !important;
    }
}

@media (max-width:575px){
    .container{
        padding-left:14px;
        padding-right:14px;
    }

    .card-body,
    .login-card{
        padding:18px !important;
    }

    .stat-card{
        min-height:auto;
    }

    .student-passport,
    .passport-preview{
        width:92px !important;
        height:92px !important;
    }

    h1,h2,h3,h4{
        font-size:20px !important;
    }
}

@media print{
    .navbar,
    .top-header,
    .footer,
    .bg-success.text-white.mt-5.py-3{
        display:none !important;
    }

    body{
        background:#fff !important;
    }
}