:root {
    --primary: #0f5fc2;
    --primary-dark: #083f86;
    --accent: #ff8b1e;
    --text: #0b1730;
    --muted: #5b6679;
    --surface: rgba(255, 255, 255, 0.90);
    --surface-strong: rgba(255, 255, 255, 0.96);
    --surface-soft: rgba(245, 249, 255, 0.82);
    --border: rgba(255, 255, 255, 0.48);
    --line: rgba(15, 95, 194, 0.12);
    --shadow: 0 24px 64px rgba(9, 33, 70, 0.16);
    --radius-xl: 30px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --font: "Segoe UI", Arial, sans-serif;
    --success-bg: rgba(37, 180, 111, 0.14);
    --success-text: #0d7a44;
    --error-bg: rgba(223, 76, 92, 0.13);
    --error-text: #a22034;
}

* { box-sizing: border-box; }
html, body {
    margin: 0;
    min-height: 100%;
    font-family: var(--font);
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(116, 181, 255, 0.22) 0%, rgba(116, 181, 255, 0) 32%),
        radial-gradient(circle at top right, rgba(255, 176, 85, 0.18) 0%, rgba(255, 176, 85, 0) 24%),
        linear-gradient(180deg, #edf5ff 0%, #f8fbff 44%, #ffffff 100%);
}
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(115deg, rgba(255,255,255,0.18) 0%, rgba(255,255,255,0) 42%),
        radial-gradient(circle at 20% 0%, rgba(255,255,255,0.36) 0%, rgba(255,255,255,0) 30%);
}
a { color: inherit; }

.admin-body {
    position: relative;
    padding: clamp(16px, 2vw, 28px);
}

.admin-login-body {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 20px;
}

.admin-login-card,
.admin-topbar,
.panel,
.stat-card,
.admin-alert {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--surface);
    backdrop-filter: blur(18px) saturate(165%);
    -webkit-backdrop-filter: blur(18px) saturate(165%);
    box-shadow: var(--shadow);
}

.admin-login-card::before,
.admin-topbar::before,
.panel::before,
.stat-card::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.42) 0%, rgba(255,255,255,0) 34%),
        linear-gradient(90deg, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0.08) 48%, rgba(255,255,255,0.02) 100%);
}

.admin-login-card {
    width: min(520px, 100%);
    padding: 34px;
    border-radius: var(--radius-xl);
}

.admin-login-brand {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    margin-bottom: 14px;
    border-radius: 999px;
    background: rgba(255,255,255,0.54);
    border: 1px solid rgba(15, 95, 194, 0.12);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.admin-login-card h1 {
    margin: 0 0 10px;
    font-size: clamp(28px, 2.2vw, 36px);
    line-height: 1.1;
}

.admin-login-card p {
    margin: 0 0 22px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.55;
}

.admin-topbar {
    max-width: 1480px;
    margin: 0 auto 22px;
    padding: 24px 26px;
    border-radius: var(--radius-xl);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
}

.admin-topbar__eyebrow {
    display: inline-flex;
    margin-bottom: 12px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(255,255,255,0.52);
    border: 1px solid rgba(15, 95, 194, 0.10);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.admin-topbar h1 {
    margin: 0 0 8px;
    font-size: clamp(30px, 2.25vw, 40px);
    line-height: 1.1;
}

.admin-topbar p {
    margin: 0;
    color: var(--muted);
    max-width: 780px;
    line-height: 1.55;
}

.admin-topbar__actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.admin-layout,
.admin-stats {
    max-width: 1480px;
    margin-left: auto;
    margin-right: auto;
}

.admin-grid {
    display: grid;
    grid-template-columns: minmax(360px, 470px) minmax(0, 1fr);
    gap: 22px;
    margin-bottom: 22px;
}

.panel {
    padding: 24px;
    margin-bottom: 22px;
    border-radius: var(--radius-xl);
}

.panel__header {
    margin-bottom: 20px;
}

.panel__header h2 {
    margin: 0 0 8px;
    font-size: 24px;
}

.panel__header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.55;
}

.admin-form {
    display: grid;
    gap: 14px;
}

.admin-form--compact {
    margin: 16px 0 18px;
    padding-top: 16px;
    border-top: 1px dashed rgba(12, 23, 48, 0.12);
}

.admin-form label {
    display: grid;
    gap: 8px;
}

.admin-form span {
    font-weight: 700;
}

input[type="text"],
input[type="password"],
input[type="file"],
textarea {
    width: 100%;
    padding: 15px 16px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(12, 23, 48, 0.12);
    background: var(--surface-soft);
    font: inherit;
    color: var(--text);
    transition: 180ms ease;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="file"]:focus,
textarea:focus {
    outline: none;
    border-color: rgba(15, 95, 194, 0.28);
    box-shadow: 0 0 0 4px rgba(15, 95, 194, 0.10);
    background: rgba(255,255,255,0.96);
}

textarea {
    resize: vertical;
    min-height: 112px;
}

.checkbox-row {
    display: flex !important;
    align-items: center;
    gap: 10px;
}

.checkbox-row input {
    width: 18px;
    height: 18px;
}

.form-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary,
.btn-full {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 20px;
    border-radius: 14px;
    border: 0;
    text-decoration: none;
    font-weight: 800;
    cursor: pointer;
    transition: 180ms ease;
}

.btn-primary:hover,
.btn-secondary:hover,
.btn-link:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #ff9b37 100%);
    color: #fff;
    box-shadow: 0 14px 28px rgba(255, 139, 30, 0.22);
}

.btn-secondary {
    background: rgba(15, 95, 194, 0.10);
    color: var(--primary);
    border: 1px solid rgba(15, 95, 194, 0.08);
}

.btn-full { width: 100%; }

.admin-alert {
    max-width: 1480px;
    margin: 0 auto 18px;
    padding: 16px 18px;
    border-radius: 18px;
    font-weight: 700;
}

.admin-alert--success {
    background: var(--success-bg);
    color: var(--success-text);
}

.admin-alert--error {
    background: var(--error-bg);
    color: var(--error-text);
}

.admin-stats {
    margin: 0 auto 22px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 18px;
}

.stat-card {
    padding: 22px;
    border-radius: var(--radius-lg);
}

.stat-card strong {
    display: block;
    margin-bottom: 8px;
    font-size: 28px;
    line-height: 1;
}

.stat-card span,
small {
    color: var(--muted);
}

.table-wrap {
    overflow-x: auto;
    border-radius: 18px;
    border: 1px solid rgba(12, 23, 48, 0.06);
    background: rgba(255,255,255,0.52);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

.admin-table th,
.admin-table td {
    padding: 14px 12px;
    border-bottom: 1px solid rgba(12, 23, 48, 0.08);
    text-align: left;
    vertical-align: top;
}

.admin-table tbody tr:hover {
    background: rgba(15, 95, 194, 0.04);
}

.admin-table th {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted);
    background: rgba(255,255,255,0.42);
    position: sticky;
    top: 0;
    backdrop-filter: blur(10px);
}

.table-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.table-actions form { margin: 0; }

.btn-link {
    padding: 0;
    border: 0;
    background: none;
    color: var(--primary);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.btn-link--danger { color: #b53447; }

.admin-login-footer {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 18px;
    color: var(--muted);
    font-size: 14px;
}

@media (max-width: 1180px) {
    .admin-grid {
        grid-template-columns: 1fr;
    }

    .admin-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .admin-body {
        padding: 14px;
    }

    .admin-topbar {
        padding: 18px;
        flex-direction: column;
    }

    .admin-topbar__actions {
        width: 100%;
        justify-content: stretch;
    }

    .admin-topbar__actions .btn-secondary {
        flex: 1 1 auto;
    }

    .panel {
        padding: 18px;
    }

    .admin-login-card {
        padding: 24px;
    }

    .admin-login-footer {
        flex-direction: column;
    }

    .admin-stats {
        grid-template-columns: 1fr;
    }
}


.admin-grid--secondary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel--danger {
    border-color: rgba(214, 60, 87, 0.14);
}

.admin-danger-actions {
    display: grid;
    gap: 12px;
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    width: 100%;
    padding: 0 20px;
    border-radius: 14px;
    border: 0;
    background: linear-gradient(135deg, #d63c57 0%, #ef6a54 100%);
    color: #fff;
    font: inherit;
    font-weight: 800;
    cursor: pointer;
    transition: 180ms ease;
    box-shadow: 0 14px 28px rgba(214, 60, 87, 0.22);
}

.btn-danger--soft {
    background: linear-gradient(135deg, #9a55d2 0%, #d63c57 100%);
    box-shadow: 0 14px 28px rgba(154, 85, 210, 0.20);
}

.btn-danger:hover {
    transform: translateY(-1px);
}

@media (max-width: 1180px) {
    .admin-grid--secondary {
        grid-template-columns: 1fr;
    }
}


.admin-qr-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.admin-danger-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.admin-danger-card {
    display: grid;
    gap: 14px;
    padding: 18px;
    border-radius: 22px;
    border: 1px solid rgba(214, 60, 87, 0.16);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.78) 0%, rgba(255, 244, 246, 0.82) 100%);
    box-shadow: 0 18px 34px rgba(214, 60, 87, 0.10);
}

.admin-danger-card--soft {
    border-color: rgba(154, 85, 210, 0.18);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.78) 0%, rgba(248, 241, 255, 0.84) 100%);
    box-shadow: 0 18px 34px rgba(154, 85, 210, 0.10);
}

.admin-danger-card__text {
    display: grid;
    gap: 6px;
}

.admin-danger-card__text strong {
    font-size: 17px;
    line-height: 1.2;
}

.admin-danger-card__text span {
    color: var(--muted);
    line-height: 1.5;
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    width: 100%;
    padding: 0 20px;
    border-radius: 16px;
    border: 0;
    background: linear-gradient(135deg, #d63c57 0%, #ef6a54 100%);
    color: #fff;
    font: inherit;
    font-weight: 800;
    cursor: pointer;
    transition: 180ms ease;
    box-shadow: 0 14px 28px rgba(214, 60, 87, 0.22);
}

.btn-danger--soft {
    background: linear-gradient(135deg, #9052d9 0%, #d63c57 100%);
    box-shadow: 0 14px 28px rgba(144, 82, 217, 0.20);
}

.btn-danger:hover {
    transform: translateY(-1px);
}

@media (max-width: 980px) {
    .admin-qr-grid,
    .admin-danger-actions {
        grid-template-columns: 1fr;
    }
}


.admin-qr-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.admin-qr-card {
    display: grid;
    gap: 10px;
    padding: 16px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.56);
    border: 1px solid rgba(15, 95, 194, 0.08);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.72);
}

.btn-secondary--soft {
    background: rgba(15, 95, 194, 0.06);
    border: 1px solid rgba(15, 95, 194, 0.10);
}

@media (max-width: 980px) {
    .admin-qr-grid {
        grid-template-columns: 1fr;
    }
}