* {
    box-sizing: border-box;
}

:root {
    --bg: #080712;
    --panel: rgba(255, 255, 255, 0.08);
    --panel-strong: rgba(255, 255, 255, 0.13);
    --border: rgba(255, 255, 255, 0.14);
    --text: #ffffff;
    --muted: rgba(255, 255, 255, 0.68);
    --pink: #ff3ea5;
    --purple: #7c4dff;
    --danger: #ff5c7a;
    --success: #34d399;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(255, 62, 165, 0.22), transparent 30%),
        radial-gradient(circle at top right, rgba(124, 77, 255, 0.22), transparent 35%),
        var(--bg);
}

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

.admin-login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.admin-login-card,
.admin-panel,
.admin-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(18px);
}

.admin-login-card {
    width: 100%;
    max-width: 430px;
    padding: 30px;
    text-align: center;
}

.admin-login-logo {
    width: 120px;
    max-height: 80px;
    object-fit: contain;
    margin-bottom: 14px;
}

.admin-login-card h1 {
    margin: 0;
    font-size: 30px;
}

.admin-login-card p,
.admin-header p,
.admin-panel p {
    color: var(--muted);
}

.admin-login-card form {
    margin-top: 24px;
    text-align: left;
}

.admin-login-card label {
    display: block;
    font-size: 13px;
    color: var(--muted);
    margin: 14px 0 8px;
}

.admin-login-card input,
.admin-panel textarea,
.admin-panel input,
.admin-panel select {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 15px 16px;
    background: rgba(255, 255, 255, 0.08);
    color: white;
    outline: none;
    font-size: 15px;
}

.admin-panel textarea {
    min-height: 260px;
    resize: vertical;
    font-family: Consolas, monospace;
    line-height: 1.5;
}

.admin-login-card input:focus,
.admin-panel textarea:focus,
.admin-panel input:focus {
    border-color: var(--pink);
}

.admin-login-card button,
.admin-actions button,
.quick-actions a {
    border: 0;
    border-radius: 16px;
    padding: 14px 18px;
    color: white;
    font-size: 15px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--pink), var(--purple));
    cursor: pointer;
}

.admin-login-card button {
    width: 100%;
    margin-top: 20px;
}

.admin-login-card a {
    display: inline-block;
    margin-top: 18px;
    color: var(--muted);
    font-size: 14px;
}

.admin-layout {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 280px 1fr;
}

.admin-sidebar {
    padding: 22px;
    border-right: 1px solid var(--border);
    background: rgba(8, 7, 18, 0.7);
    position: sticky;
    top: 0;
    height: 100vh;
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.admin-brand img {
    width: 58px;
    max-height: 46px;
    object-fit: contain;
}

.admin-brand strong {
    font-size: 18px;
}

.admin-sidebar nav {
    display: grid;
    gap: 8px;
}

.admin-sidebar nav a {
    padding: 14px 15px;
    border-radius: 16px;
    color: var(--muted);
    font-weight: 700;
}

.admin-sidebar nav a:hover,
.admin-sidebar nav a.active {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.admin-main {
    padding: 28px;
    overflow-x: hidden;
}

.admin-header {
    margin-bottom: 20px;
}

.admin-header h1 {
    margin: 0;
    font-size: 32px;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 18px;
}

.admin-card {
    padding: 20px;
}

.admin-card span {
    display: block;
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 10px;
}

.admin-card strong {
    display: block;
    font-size: 34px;
}

.admin-panel {
    padding: 22px;
    margin-bottom: 18px;
}

.admin-panel h2 {
    margin: 0 0 14px;
    font-size: 21px;
}

.admin-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 14px;
}

.admin-actions .danger-btn {
    background: linear-gradient(135deg, var(--danger), #ff2d92);
}

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

.admin-alert.success {
    background: rgba(52, 211, 153, 0.14);
    border: 1px solid rgba(52, 211, 153, 0.32);
    color: #bbf7d0;
}

.admin-alert.error {
    background: rgba(255, 92, 122, 0.16);
    border: 1px solid rgba(255, 92, 122, 0.32);
    color: #ffd6de;
}

.admin-table-wrap {
    width: 100%;
    overflow-x: auto;
    border-radius: 18px;
    border: 1px solid var(--border);
}

.admin-table {
    width: 100%;
    min-width: 850px;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.04);
}

.admin-table th,
.admin-table td {
    padding: 13px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    text-align: left;
    vertical-align: top;
    font-size: 14px;
}

.admin-table th {
    color: white;
    background: rgba(255, 255, 255, 0.08);
}

.admin-table td {
    color: var(--muted);
}

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

@media (max-width: 900px) {
    .admin-layout {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        position: relative;
        height: auto;
        border-right: 0;
        border-bottom: 1px solid var(--border);
    }

    .admin-sidebar nav {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .admin-main {
        padding: 18px;
    }
}

@media (max-width: 520px) {
    .admin-sidebar nav {
        grid-template-columns: 1fr;
    }

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

    .admin-header h1 {
        font-size: 26px;
    }
}