:root {
    --primary: #58A53B;
    --primary-dark: #468530;
    --text: #2b2b2b;
    --muted: #6b6b6b;
    --bg: #ffffff;
    --bg-alt: #f5f8f3;
    --border: #e3e8df;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--text);
    background: var(--bg-alt);
    line-height: 1.5;
}

a { color: var(--primary-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-header {
    background: var(--bg);
    border-bottom: 4px solid var(--primary);
    padding: 1.2rem 1rem 0.8rem;
}

.header-inner {
    display: flex;
    justify-content: center;
}

.site-name {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-dark);
    letter-spacing: 1px;
    text-decoration: none;
}

.site-nav {
    margin-top: 0.8rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.2rem;
}

.site-nav a {
    color: var(--text);
    font-weight: 500;
    padding: 0.3rem 0.2rem;
    border-bottom: 2px solid transparent;
}

.site-nav a.active,
.site-nav a:hover {
    color: var(--primary-dark);
    border-bottom: 2px solid var(--primary);
    text-decoration: none;
}

.search-form {
    display: flex;
    align-items: center;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 0.2rem 0.3rem 0.2rem 0.8rem;
}

.search-form input {
    border: none;
    background: transparent;
    outline: none;
    font-size: 0.9rem;
    width: 140px;
}

.search-form button {
    border: none;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    cursor: pointer;
}

.site-main {
    flex: 1;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 1rem 3rem;
}

.page-title {
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
}

.article-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.article-card {
    display: flex;
    gap: 1.2rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    transition: box-shadow 0.2s ease;
}

.article-card:hover {
    box-shadow: 0 4px 14px rgba(0,0,0,0.08);
}

.article-card-image {
    flex: 0 0 220px;
    max-width: 220px;
    min-height: 150px;
    background: var(--bg-alt);
}

.article-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-weight: 700;
    background: repeating-linear-gradient(45deg, var(--bg-alt), var(--bg-alt) 10px, #eef3ea 10px, #eef3ea 20px);
}

.article-card-body {
    flex: 1;
    padding: 1rem 1.2rem 1rem 0;
    display: flex;
    flex-direction: column;
}

.article-card-body h2 {
    margin: 0.2rem 0 0.3rem;
    font-size: 1.25rem;
}

.category-tag {
    display: inline-block;
    align-self: flex-start;
    background: var(--primary);
    color: #fff;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.15rem 0.6rem;
    border-radius: 12px;
    margin-bottom: 0.4rem;
}

.article-meta {
    color: var(--muted);
    font-size: 0.85rem;
    margin: 0 0 0.5rem;
}

.article-excerpt {
    color: var(--text);
    margin: 0 0 0.8rem;
    flex: 1;
}

.btn-read-more {
    align-self: flex-start;
    background: var(--primary);
    color: #fff;
    padding: 0.5rem 1.1rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
}

.btn-read-more:hover {
    background: var(--primary-dark);
    text-decoration: none;
}

.empty-message, .not-found {
    text-align: center;
    color: var(--muted);
    padding: 2rem 0;
}

.single-article h1 {
    color: var(--primary-dark);
    margin-bottom: 0.3rem;
}

.single-article-image img {
    width: 100%;
    max-height: 420px;
    object-fit: cover;
    border-radius: 10px;
    margin: 1rem 0;
}

.single-article-content {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.site-footer {
    background: var(--bg);
    border-top: 4px solid var(--primary);
    text-align: center;
    padding: 1.2rem 1rem;
    color: var(--muted);
    font-size: 0.85rem;
}

.site-footer a { color: var(--primary-dark); }

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.4rem;
    margin-top: 2.2rem;
    flex-wrap: wrap;
}

.pagination-page,
.pagination-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 0.5rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
}

.pagination-page:hover,
.pagination-arrow:hover {
    border-color: var(--primary);
    color: var(--primary-dark);
    text-decoration: none;
}

.pagination-page.current {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    cursor: default;
}

.pagination-arrow.disabled {
    opacity: 0.4;
    pointer-events: none;
}

.pagination-ellipsis {
    min-width: 24px;
    text-align: center;
    color: var(--muted);
    font-weight: 700;
}

/* Login page */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-alt);
    padding: 1rem;
}

.login-box {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: 0 6px 24px rgba(0,0,0,0.08);
    padding: 2.2rem 2rem;
    width: 100%;
    max-width: 360px;
    text-align: center;
}

.login-box h1 {
    color: var(--primary-dark);
    margin-top: 0;
    font-size: 1.6rem;
}

.login-box .field {
    text-align: left;
    margin-bottom: 1rem;
}

.login-box label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
    color: var(--muted);
}

.login-box input[type=text],
.login-box input[type=password] {
    width: 100%;
    padding: 0.6rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 1rem;
}

.login-box button {
    width: 100%;
    padding: 0.7rem;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 0.4rem;
}

.login-box button:hover { background: var(--primary-dark); }

.error-message {
    background: #fdecea;
    color: #a83232;
    border: 1px solid #f3c2bc;
    border-radius: 6px;
    padding: 0.6rem 0.8rem;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.success-message {
    background: #eaf6e6;
    color: var(--primary-dark);
    border: 1px solid #c9e6bd;
    border-radius: 6px;
    padding: 0.6rem 0.8rem;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* Admin */
.admin-body { background: var(--bg-alt); }

.admin-header {
    background: var(--bg);
    border-bottom: 4px solid var(--primary);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.admin-header .site-name {
    font-size: 1.4rem;
    color: var(--primary-dark);
    font-weight: 700;
}

.admin-nav a {
    margin-left: 1rem;
    color: var(--text);
    font-weight: 500;
}

.admin-main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.5rem 3rem;
}

.admin-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.admin-toolbar form {
    display: flex;
    gap: 0.5rem;
}

.admin-toolbar input[type=text] {
    padding: 0.5rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    min-width: 220px;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; text-decoration: none; }
.btn-secondary { background: var(--bg-alt); color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: #d9534f; color: #fff; }
.btn-small { padding: 0.3rem 0.7rem; font-size: 0.8rem; }

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.admin-table th, .admin-table td {
    padding: 0.7rem 0.9rem;
    border-bottom: 1px solid var(--border);
    text-align: left;
    font-size: 0.92rem;
    vertical-align: middle;
}

.admin-table th {
    background: var(--bg-alt);
    color: var(--muted);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.admin-table tr:last-child td { border-bottom: none; }

.status-badge {
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-online { background: #eaf6e6; color: var(--primary-dark); }
.status-offline { background: #f3f3f3; color: #8a8a8a; }

.actions-cell { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.admin-form {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    max-width: 720px;
}

.admin-form .field { margin-bottom: 1.1rem; }

.admin-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
}

.admin-form input[type=text],
.admin-form input[type=file],
.admin-form select,
.admin-form textarea {
    width: 100%;
    padding: 0.6rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.95rem;
    font-family: inherit;
}

.admin-form textarea { min-height: 220px; resize: vertical; }

.current-image { max-width: 200px; border-radius: 6px; margin-bottom: 0.6rem; display: block; }

@media (max-width: 700px) {
    .article-card { flex-direction: column; }
    .article-card-image { flex: none; max-width: 100%; min-height: 180px; }
    .article-card-body { padding: 1rem; }
    .site-nav { gap: 0.7rem; }
    .search-form input { width: 100px; }
    .admin-toolbar { flex-direction: column; align-items: stretch; }
    .admin-toolbar form { flex-direction: column; }
    .admin-table { display: block; overflow-x: auto; white-space: nowrap; }
    .pagination-page, .pagination-arrow { min-width: 32px; height: 32px; font-size: 0.85rem; }
}