:root {
    --color-main: #ff6b00;
    --color-dark: #1c1c1c;
    --color-gray: #2e2e2e;
    --color-light: #f5f5f5;
}

body {
    padding-top: 76px;
    background-color: #ffffff;
    color: #212529;
}

.text-main {
    color: var(--color-main) !important;
}

.btn-main {
    background-color: var(--color-main);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    transition: 0.3s ease;
    text-decoration: none;
}

.btn-main:hover {
    background-color: #e65c00;
    color: #fff;
}

.card-custom {
    background: #fff;
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.navbar .nav-link {
    color: rgba(255,255,255,.8);
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
    color: var(--color-main);
}

footer a:hover {
    color: var(--color-main) !important;
}

.article-content {
    font-size: 16px;
    color: #333;
}

.article-content h2 {
    margin-top: 40px;
    margin-bottom: 15px;
    font-size: 24px;
    font-weight: 700;
    border-left: 4px solid var(--color-main);
    padding-left: 10px;
}

.article-content p {
    line-height: 1.8;
    margin-bottom: 18px;
}

.article-content hr {
    margin: 40px 0;
    opacity: 0.15;
}

.article-content ul {
    padding-left: 20px;
}

.article-content li {
    margin-bottom: 8px;
}

.article-content strong {
    color: #000;
}

.article-content .box {
    background: #f8f9fa;
    padding: 15px;
    border-left: 4px solid var(--color-main);
    margin: 20px 0;
    border-radius: 5px;
}

.card-img-top {
    height: 220px;
    object-fit: cover;
}

.btn-outline-warning {
    border-color: var(--color-main);
    color: var(--color-main);
}

.btn-outline-warning:hover {
    background-color: var(--color-main);
    color: #fff;
    border-color: var(--color-main);
}

.form-control,
.form-select,
textarea.form-control {
    border-radius: 10px;
    border: 1px solid #dcdcdc;
    padding: 10px 14px;
}

.form-control:focus,
.form-select:focus,
textarea.form-control:focus {
    border-color: var(--color-main);
    box-shadow: 0 0 0 0.2rem rgba(255, 107, 0, 0.15);
}

.form-label {
    font-weight: 600;
}

.alert-success {
    border: 0;
    border-left: 4px solid #198754;
}

.blog-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0,0,0,0.10) !important;
}

.article-header {
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.article-shell {
    background: #fff;
    border-radius: 18px;
}

.article-hero-image {
    width: 100%;
    max-height: 420px;
    object-fit: cover;
}

.discussion-section .card {
    border-radius: 14px;
}

.comment-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.comment-card__body {
    padding: 24px;
}

.reply-list {
    padding-left: 28px;
    border-left: 3px solid #ececec;
}

.reply-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 12px;
}

.resource-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.resource-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0,0,0,0.10) !important;
}

.resource-detail-image {
    width: 100%;
    max-height: 420px;
    object-fit: cover;
}

.resource-info-box {
    background: #f8f9fa;
    border-left: 4px solid var(--color-main);
    padding: 18px;
    border-radius: 8px;
}

.related-resource-item {
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 1px solid #ececec;
}

.related-resource-item:last-child {
    border-bottom: 0;
    margin-bottom: 0;
    padding-bottom: 0;
}

.article-hero-wrapper {
    max-width: 800px;
    margin: 0 auto 30px auto;
}

.article-hero-image {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}
.card-img-top {
    height: 220px;
    object-fit: cover;
}