:root {
    --uups-bg: #07111f;
    --uups-card: rgba(255,255,255,0.95);
    --uups-card-dark: rgba(255,255,255,0.10);
    --uups-border: rgba(255,255,255,0.16);
    --uups-text: #102033;
    --uups-muted: #64748b;
    --uups-primary: #123c69;
    --uups-primary-2: #2563eb;
    --uups-green: #15803d;
    --uups-red: #dc2626;
    --uups-amber: #d97706;
    --uups-shadow: 0 24px 80px rgba(2, 6, 23, 0.18);
    --uups-glow: 0 20px 70px rgba(37, 99, 235, .20);
    --uups-radius: 24px;
}

.uups-auth-shell,
.uups-dashboard-shell {
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--uups-text);
    box-sizing: border-box;
}

.uups-auth-shell * ,
.uups-dashboard-shell * {
    box-sizing: border-box;
}

.uups-auth-shell {
    min-height: 78vh;
    display: grid;
    grid-template-columns: minmax(280px, 1fr) 440px;
    gap: 34px;
    align-items: center;
    padding: 54px 30px;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 12% 15%, rgba(59, 130, 246, .36), transparent 28%),
        radial-gradient(circle at 88% 18%, rgba(245, 158, 11, .20), transparent 24%),
        linear-gradient(135deg, #06111f 0%, #0c2038 54%, #eef4ff 54%, #ffffff 100%);
    border-radius: 32px;
}

.uups-auth-shell::before {
    content: "";
    position: absolute;
    inset: 18px;
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 26px;
    pointer-events: none;
}

.uups-auth-shell::after {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    left: -110px;
    bottom: -150px;
    background: radial-gradient(circle, rgba(37,99,235,.26), transparent 68%);
    pointer-events: none;
}

.uups-auth-brand {
    color: #fff;
    padding: 26px;
    position: relative;
    z-index: 1;
}

.uups-auth-brand h1 {
    font-size: clamp(34px, 5vw, 64px);
    line-height: .98;
    margin: 18px 0;
    letter-spacing: -2px;
    color: #fff;
    text-shadow: 0 12px 28px rgba(0,0,0,.24);
}

.uups-auth-brand p {
    max-width: 560px;
    font-size: 18px;
    color: rgba(255,255,255,.84);
}
.uups-auth-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    border-radius: 18px;
    background: rgba(255,255,255,.96);
    color: #0f172a;
    font-weight: 1000;
    font-size: clamp(20px, 2.7vw, 34px);
    letter-spacing: -.7px;
    box-shadow: 0 18px 50px rgba(2,6,23,.22);
    margin-bottom: 18px;
}

.uups-auth-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.uups-auth-highlights span {
    padding: 10px 13px;
    border-radius: 999px;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.18);
    color: #eef6ff;
    font-size: 12px;
    font-weight: 900;
    backdrop-filter: blur(10px);
}

.uups-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(37, 99, 235, .12);
    color: #2563eb;
    font-weight: 800;
    font-size: 12px;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.uups-auth-brand .uups-pill,
.uups-dashboard-hero .uups-pill {
    background: rgba(255,255,255,.12);
    color: #e5eefc;
    border: 1px solid rgba(255,255,255,.14);
}

.uups-auth-card,
.uups-panel,
.uups-empty-state {
    background: var(--uups-card);
    border: 1px solid rgba(15,23,42,.08);
    border-radius: var(--uups-radius);
    box-shadow: var(--uups-shadow);
    backdrop-filter: blur(16px);
}

.uups-auth-card {
    padding: 24px;
    position: relative;
    z-index: 1;
    transform: translateZ(0);
    transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.uups-auth-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--uups-glow), var(--uups-shadow);
    border-color: rgba(37,99,235,.18);
}

.uups-auth-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: #eef2f7;
    padding: 6px;
    border-radius: 16px;
    margin-bottom: 20px;
}

.uups-auth-tabs button {
    border: 0;
    background: transparent;
    border-radius: 12px;
    padding: 12px;
    font-weight: 900;
    color: #334155;
    cursor: pointer;
}

.uups-auth-tabs button.active {
    background: #fff;
    color: #0f172a;
    box-shadow: 0 8px 18px rgba(15,23,42,.08);
}

.uups-auth-form { display: none; }
.uups-auth-form.active { display: block; }

.uups-auth-form label,
.uups-issue-form label {
    display: block;
    font-size: 13px;
    font-weight: 800;
    color: #334155;
    margin-bottom: 14px;
}

.uups-auth-form input,
.uups-issue-form input,
.uups-issue-form select,
.uups-issue-form textarea,
.uups-issue-form input[type="file"],
.uups-filters input,
.uups-filters select {
    width: 100%;
    margin-top: 7px;
    border: 1px solid #d8e0ea;
    background: #fff;
    border-radius: 14px;
    padding: 12px 13px;
    outline: none;
    color: #0f172a;
    font-size: 14px;
    transition: border-color .2s, box-shadow .2s;
}

.uups-auth-form input:focus,
.uups-issue-form input:focus,
.uups-issue-form select:focus,
.uups-issue-form textarea:focus,
.uups-filters input:focus,
.uups-filters select:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37,99,235,.12);
}

.uups-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.uups-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 0;
    text-decoration: none !important;
    border-radius: 14px;
    padding: 12px 16px;
    font-weight: 900;
    cursor: pointer;
    transition: transform .18s ease, box-shadow .18s ease, opacity .18s ease;
}

.uups-btn:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(15,23,42,.14); }
.uups-btn:active { transform: translateY(0); }
.uups-btn:disabled { opacity: .6; cursor: not-allowed; transform: none; }

.uups-btn-primary {
    width: 100%;
    background: linear-gradient(135deg, #123c69, #2563eb);
    color: #fff !important;
    box-shadow: 0 14px 30px rgba(37,99,235,.24);
}

.uups-btn-light {
    background: #fff;
    color: #0f172a !important;
}

.uups-btn-ghost {
    background: rgba(255,255,255,.12);
    color: #fff !important;
    border: 1px solid rgba(255,255,255,.16);
}

.uups-btn-small {
    padding: 8px 10px;
    border-radius: 10px;
    font-size: 12px;
    width: auto;
}

.uups-mini-note {
    color: var(--uups-muted);
    font-size: 12px;
    margin: 12px 0 0;
}

.uups-form-message {
    display: none;
    padding: 10px 12px;
    border-radius: 12px;
    margin-bottom: 12px;
    font-size: 13px;
    font-weight: 800;
}
.uups-form-message.show { display: block; }
.uups-form-message.success { background: #dcfce7; color: #166534; }
.uups-form-message.error { background: #fee2e2; color: #991b1b; }

.uups-dashboard-shell {
    padding: 22px;
    background: #f4f7fb;
    border-radius: 30px;
}

.uups-dashboard-hero {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 26px;
    border-radius: 28px;
    background:
        radial-gradient(circle at 80% 0%, rgba(59,130,246,.34), transparent 26%),
        linear-gradient(135deg, #07111f, #123c69 58%, #0f172a);
    color: #fff;
    margin-bottom: 18px;
    box-shadow: var(--uups-shadow);
}

.uups-dashboard-hero h1 {
    margin: 12px 0 6px;
    font-size: clamp(28px, 4vw, 46px);
    letter-spacing: -1.2px;
    color: #fff;
}

.uups-dashboard-hero p { margin: 0; color: rgba(255,255,255,.72); }
.uups-hero-actions { display: flex; align-items: flex-start; gap: 10px; flex-wrap: wrap; }

.uups-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(140px, 1fr));
    gap: 14px;
    margin-bottom: 18px;
}

.uups-stat-card {
    background: linear-gradient(180deg, #fff, #f8fbff);
    border: 1px solid #e8edf5;
    border-radius: 20px;
    padding: 18px;
    box-shadow: 0 14px 35px rgba(15,23,42,.06);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.uups-stat-card:hover {
    transform: translateY(-3px);
    border-color: rgba(37,99,235,.25);
    box-shadow: 0 20px 45px rgba(37,99,235,.12);
}

.uups-stat-card span {
    display: block;
    color: var(--uups-muted);
    font-weight: 800;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .06em;
}

.uups-stat-card strong {
    display: block;
    margin-top: 8px;
    font-size: 34px;
    line-height: 1;
    color: #0f172a;
}

.uups-main-grid {
    display: grid;
    grid-template-columns: minmax(280px, 420px) 1fr;
    gap: 18px;
    margin-bottom: 18px;
}

.uups-panel {
    padding: 20px;
    margin-bottom: 18px;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.uups-panel:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 55px rgba(15,23,42,.10);
    border-color: rgba(37,99,235,.16);
}

.uups-panel-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 16px;
}

.uups-panel-head h2 {
    font-size: 20px;
    margin: 0 0 5px;
    color: #0f172a;
}

.uups-panel-head p {
    margin: 0;
    color: var(--uups-muted);
    font-size: 13px;
}

.uups-chart-panel canvas { max-height: 300px; }
.uups-chart-note { margin-top: 12px; font-size: 12px; color: var(--uups-muted); }

.uups-table-head { align-items: center; }
.uups-filters {
    display: grid;
    grid-template-columns: minmax(180px, 1.3fr) 130px 170px 170px;
    gap: 10px;
    min-width: min(760px, 100%);
}

.uups-filters input,
.uups-filters select { margin-top: 0; }

.uups-table-wrap {
    overflow: auto;
    border: 1px solid #e8edf5;
    border-radius: 18px;
}

.uups-issue-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    min-width: 920px;
    background: #fff;
}

.uups-issue-table th {
    text-align: left;
    padding: 14px;
    color: #475569;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .05em;
    background: #f8fafc;
    border-bottom: 1px solid #e8edf5;
    position: sticky;
    top: 0;
    z-index: 1;
}

.uups-issue-table td {
    padding: 14px;
    border-bottom: 1px solid #eef2f7;
    vertical-align: top;
    font-size: 13px;
    color: #0f172a;
}

.uups-issue-table tr:last-child td { border-bottom: 0; }
.uups-issue-table tbody tr { transition: filter .18s ease, transform .18s ease; }
.uups-issue-table tbody tr:hover { filter: brightness(.985); }

.uups-issue-row.pending {
    background: rgba(220, 38, 38, var(--uups-risk, .08));
}

.uups-issue-row.resolved {
    background: #f0fdf4;
}

.uups-student-name { font-weight: 900; color: #0f172a; }
.uups-subtext { display: block; margin-top: 4px; color: var(--uups-muted); font-size: 12px; max-width: 260px; }

.uups-status-badge,
.uups-priority-badge,
.uups-age-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 6px 10px;
    font-size: 12px;
    font-weight: 900;
    white-space: nowrap;
}

.uups-status-badge.pending { background: #fee2e2; color: #991b1b; }
.uups-status-badge.resolved { background: #dcfce7; color: #166534; }
.uups-age-badge { background: #fff7ed; color: #9a3412; }
.uups-age-badge.today { background: #eff6ff; color: #1d4ed8; }
.uups-age-badge.resolved { background: #dcfce7; color: #166534; }

.uups-priority-badge.low { background: #e0f2fe; color: #075985; }
.uups-priority-badge.medium { background: #f1f5f9; color: #334155; }
.uups-priority-badge.high { background: #ffedd5; color: #9a3412; }
.uups-priority-badge.urgent { background: #fee2e2; color: #991b1b; }

.uups-row-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.uups-file-upload {
    padding: 14px;
    border: 1.5px dashed #cbd5e1;
    border-radius: 16px;
    background: linear-gradient(180deg, #f8fafc, #fff);
    transition: border-color .2s ease, background .2s ease, transform .2s ease;
}
.uups-file-upload:hover {
    border-color: #2563eb;
    background: #f8fbff;
    transform: translateY(-1px);
}
.uups-file-upload span {
    display: block;
    margin-top: 8px;
    color: var(--uups-muted);
    font-size: 12px;
    font-weight: 700;
}
.uups-attachment-link {
    display: inline-flex;
    margin-top: 8px;
    padding: 7px 10px;
    border-radius: 999px;
    background: #eff6ff;
    color: #1d4ed8 !important;
    font-weight: 900;
    font-size: 12px;
    text-decoration: none !important;
}
.uups-attachment-link:hover { background: #dbeafe; }
.uups-resolve-btn { background: #dcfce7; color: #166534 !important; }
.uups-reopen-btn { background: #eff6ff; color: #1d4ed8 !important; }
.uups-delete-btn { background: #fee2e2; color: #991b1b !important; }

.uups-pending-user {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    align-items: center;
    padding: 14px;
    border: 1px solid #e8edf5;
    border-radius: 16px;
    margin-bottom: 10px;
    background: #fff;
}

.uups-pending-user strong { display: block; }
.uups-pending-user span { color: var(--uups-muted); font-size: 13px; }

.uups-empty-state {
    max-width: 720px;
    margin: 40px auto;
    padding: 34px;
    text-align: center;
}

.uups-empty-state h2 { margin-top: 0; color: #0f172a; }
.uups-empty-state .uups-btn { width: auto; }

@media (max-width: 1100px) {
    .uups-auth-shell,
    .uups-main-grid { grid-template-columns: 1fr; }
    .uups-auth-shell { background: linear-gradient(145deg, #06111f 0%, #0c2038 58%, #f8fafc 58%, #fff 100%); }
    .uups-stat-grid { grid-template-columns: repeat(2, minmax(140px, 1fr)); }
    .uups-table-head { display: block; }
    .uups-filters { grid-template-columns: 1fr 1fr; margin-top: 14px; min-width: 0; }
}

@media (max-width: 640px) {
    .uups-auth-shell,
    .uups-dashboard-shell { padding: 14px; border-radius: 20px; }
    .uups-two-col,
    .uups-stat-grid,
    .uups-filters { grid-template-columns: 1fr; }
    .uups-dashboard-hero { display: block; padding: 20px; }
    .uups-hero-actions { margin-top: 16px; }
    .uups-btn { width: 100%; }
}