:root {
    --bg: #ffffff;
    --bg-2: #ffffff;
    --card: #ffffff;
    --text: #1d2433;
    --muted: #6f7890;
    --primary: #1366ff;
    --primary-2: #0a43a8;
    --danger: #d63245;
    --line: #d9dfef;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: 'Poppins', sans-serif;
    background: var(--bg);
    color: var(--text);
}

.bg-shape {
    display: none;
}

.bg-1 {
    width: 280px;
    height: 280px;
    background: #ffaf42;
    top: -120px;
    right: -80px;
}

.bg-2 {
    width: 340px;
    height: 340px;
    background: #63a2ff;
    bottom: -150px;
    left: -120px;
}

.container {
    flex: 1;
    width: min(1100px, 92%);
    margin: 28px auto 48px;
}

.container-login {
    width: min(900px, 92%);
}

.container-login .topbar {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.container-login .alert {
    width: min(560px, 100%);
    margin: 0 auto 12px;
}

.login-panel {
    width: min(560px, 100%);
    margin: 0 auto;
}

.topbar {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-end;
    margin-bottom: 20px;
}

.topbar h1 {
    margin: 0;
    font-size: 2rem;
}

.topbar p {
    margin: 4px 0 0;
    color: var(--muted);
}

.session-user {
    font-size: .92rem;
}

nav {
    display: flex;
    gap: 8px;
    align-items: center;
}

nav a {
    color: var(--text);
    text-decoration: none;
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: .2s ease;
}

nav a.active,
nav a:hover {
    background: #fff;
    border-color: var(--line);
}

.logout-form {
    display: inline-flex;
    margin: 0;
}

.nav-btn {
    color: var(--text);
    text-decoration: none;
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: .2s ease;
    background: transparent;
    cursor: pointer;
}

.nav-btn:hover,
.nav-btn:focus-visible {
    background: #fff;
    border-color: var(--line);
}

.icon-link {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.icon-link svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: 0 8px 24px rgba(26, 43, 74, 0.08);
}

.grid {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
}

.panel {
    padding: 24px;
}

.panel h2 {
    margin-top: 0;
}

label {
    display: block;
    margin: 12px 0 6px;
    font-weight: 500;
}

input,
textarea,
select,
button {
    font: inherit;
}

input[type="file"] {
    width: 100%;
    border: 1px dashed var(--line);
    border-radius: 12px;
    padding: 10px;
    background: #fff;
}

textarea,
select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px;
    outline: none;
    background: #fff;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px;
    outline: none;
    background: #fff;
}

textarea:focus,
select:focus,
input[type="text"]:focus,
input[type="password"]:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(19, 102, 255, 0.2);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 14px;
    border: 1px solid #000;
    border-radius: 12px;
    padding: 10px 14px;
    text-decoration: none;
    cursor: pointer;
    color: #fff;
    background: #000;
}

.btn:hover,
.btn:focus-visible {
    background: #111;
    color: #fff;
}

.btn.tiny {
    margin: 0;
    padding: 7px 10px;
    font-size: .85rem;
    border-radius: 10px;
}

.btn.danger {
    background: #000;
}

.btn.ghost {
    background: #000;
    color: #fff;
}

.preview img {
    width: min(100%, 330px);
    border-radius: 12px;
    border: 1px solid var(--line);
    background: #fff;
}

.actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 12px;
}

.actions.inline {
    margin-top: 0;
}

pre {
    margin-top: 14px;
    max-height: 130px;
    overflow: auto;
    border-radius: 10px;
    background: #f4f6fd;
    border: 1px solid var(--line);
    padding: 10px;
    white-space: pre-wrap;
    word-break: break-word;
}

.muted {
    color: var(--muted);
}

.alert {
    border-radius: 10px;
    padding: 10px 14px;
    margin-bottom: 12px;
    border: 1px solid;
}

.alert.success {
    color: #0f5a3c;
    background: #e7fbf1;
    border-color: #b4e8cf;
}

.alert.error {
    color: #741d29;
    background: #fdecee;
    border-color: #f6c3ca;
}

.table-wrap {
    overflow: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 11px 8px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

td.content {
    max-width: 350px;
    word-break: break-word;
}

form {
    margin: 0;
}

small {
    display: block;
    margin-top: 8px;
    color: var(--muted);
}

.upload-block {
    margin-top: 10px;
}

.hidden {
    display: none;
}

.site-footer {
    display: flex;
    justify-content: center;
    padding: 12px 0 28px;
}

.footer-logo {
    width: 160px;
    max-width: 42vw;
    height: auto;
    opacity: 0.95;
}

@media (max-width: 900px) {
    .topbar {
        flex-direction: column;
        align-items: flex-start;
    }

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

    .footer-logo {
        width: 130px;
    }
}