/*!
Theme Name: Nuôi Lô Kép
Theme URI: https://nuoilokep.com
Author: nuoilokep.com
Description: Theme tạp chí dữ liệu cho Nuôi Lô Kép với seed content, template page/post/category và layout responsive.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 8.0
Text Domain: nuoilokep
*/

:root {
    --knl-ink: #0e1b24;
    --knl-ink-soft: #213746;
    --knl-muted: #64727c;
    --knl-line: #dce6e2;
    --knl-bg: #f6f8f5;
    --knl-surface: #ffffff;
    --knl-teal: #18a77a;
    --knl-teal-dark: #0d7659;
    --knl-amber: #f2b84b;
    --knl-coral: #e86f52;
    --knl-shadow: 0 18px 55px rgba(14, 27, 36, 0.11);
    --knl-radius: 8px;
    --knl-container: 1180px;
    --knl-readable: 760px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--knl-ink);
    background: var(--knl-bg);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.65;
    text-rendering: optimizeLegibility;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--knl-teal-dark);
    text-decoration: none;
}

a:hover,
a:focus {
    color: var(--knl-coral);
}

h1,
h2,
h3,
h4 {
    color: var(--knl-ink);
    line-height: 1.18;
    margin: 0 0 16px;
    letter-spacing: 0;
}

h1 {
    font-size: 44px;
}

h2 {
    font-size: 30px;
}

h3 {
    font-size: 21px;
}

p {
    margin: 0 0 18px;
}

ul,
ol {
    margin-top: 0;
}

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

.screen-reader-text,
.knl-skip-link {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(1px, 1px, 1px, 1px);
    white-space: nowrap;
}

.knl-skip-link:focus {
    z-index: 999;
    width: auto;
    height: auto;
    clip: auto;
    top: 10px;
    left: 10px;
    padding: 10px 14px;
    background: var(--knl-ink);
    color: #fff;
}

.knl-container {
    width: min(100% - 40px, var(--knl-container));
    margin-inline: auto;
}

.knl-narrow {
    max-width: var(--knl-readable);
    margin-inline: auto;
}

.knl-topbar {
    background: var(--knl-ink);
    color: #dfeee9;
    font-size: 14px;
}

.knl-topbar-inner {
    min-height: 38px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.knl-topbar a {
    color: var(--knl-amber);
    font-weight: 700;
}

.knl-site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid rgba(220, 230, 226, 0.9);
    backdrop-filter: blur(14px);
}

.knl-header-inner {
    min-height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.knl-logo-link {
    display: inline-flex;
    align-items: center;
}

.knl-logo,
.custom-logo {
    width: 230px;
    height: auto;
}

.knl-primary-menu {
    display: flex;
    align-items: center;
}

.knl-primary-menu ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0;
    padding: 0;
}

.knl-primary-menu a {
    display: block;
    padding: 10px 12px;
    border-radius: 6px;
    color: var(--knl-ink-soft);
    font-weight: 700;
    font-size: 15px;
}

.knl-primary-menu a:hover,
.knl-primary-menu .current-menu-item > a {
    background: #eaf6f1;
    color: var(--knl-teal-dark);
}

.knl-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--knl-line);
    border-radius: 8px;
    background: #fff;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
}

.knl-menu-toggle span:not(.screen-reader-text) {
    width: 20px;
    height: 2px;
    background: var(--knl-ink);
}

.knl-main {
    min-height: 60vh;
}

.knl-home-hero {
    position: relative;
    min-height: 680px;
    display: grid;
    align-items: end;
    overflow: hidden;
    background: var(--knl-ink);
}

.knl-home-hero-media {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.01);
}

.knl-home-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(14, 27, 36, 0.92), rgba(14, 27, 36, 0.58) 44%, rgba(14, 27, 36, 0.18)),
        linear-gradient(0deg, rgba(14, 27, 36, 0.5), rgba(14, 27, 36, 0));
}

.knl-home-hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 690px) minmax(280px, 360px);
    align-items: end;
    gap: 38px;
    padding: 110px 0 72px;
}

.knl-home-copy h1 {
    color: #fff;
    font-size: 56px;
    max-width: 680px;
}

.knl-home-copy p {
    color: #e4eeeb;
    font-size: 19px;
    max-width: 650px;
}

.knl-eyebrow {
    margin: 0 0 10px;
    color: var(--knl-teal-dark);
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0;
}

.knl-home-copy .knl-eyebrow,
.knl-category-hero .knl-eyebrow {
    color: var(--knl-amber);
}

.knl-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.knl-button,
.knl-search-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 18px;
    border: 0;
    border-radius: 8px;
    background: var(--knl-teal);
    color: #fff;
    font-weight: 800;
    cursor: pointer;
}

.knl-button:hover,
.knl-button:focus,
.knl-search-submit:hover,
.knl-search-submit:focus {
    background: var(--knl-coral);
    color: #fff;
}

.knl-button-secondary {
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.36);
}

.knl-home-panel {
    display: grid;
    gap: 1px;
    background: rgba(255, 255, 255, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.26);
    border-radius: var(--knl-radius);
    overflow: hidden;
    box-shadow: var(--knl-shadow);
}

.knl-home-panel div {
    background: rgba(255, 255, 255, 0.9);
    padding: 22px;
}

.knl-home-panel strong {
    display: block;
    font-size: 34px;
    line-height: 1;
    color: var(--knl-ink);
}

.knl-home-panel span {
    display: block;
    margin-top: 7px;
    color: var(--knl-muted);
    font-weight: 700;
}

.knl-section {
    padding: 76px 0;
}

.knl-section-muted {
    background: #eef4f0;
}

.knl-section-heading {
    max-width: 700px;
    margin-bottom: 30px;
}

.knl-heading-row {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    max-width: none;
}

.knl-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 42px;
    padding: 58px 0 82px;
    align-items: start;
}

.knl-page-hero {
    background:
        linear-gradient(135deg, #eef7f2, #fff 58%),
        var(--knl-surface);
    border-bottom: 1px solid var(--knl-line);
    padding: 58px 0 52px;
}

.knl-page-hero h1 {
    max-width: 860px;
}

.knl-page-hero p {
    max-width: 760px;
    color: var(--knl-muted);
    font-size: 18px;
}

.knl-post-hero {
    background: linear-gradient(135deg, #f6f8f5, #e9f6f0);
}

.knl-category-hero {
    position: relative;
    overflow: hidden;
    padding: 82px 0 76px;
    background: var(--knl-ink);
    color: #fff;
}

.knl-category-hero-media {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.35;
}

.knl-category-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(14, 27, 36, 0.92), rgba(14, 27, 36, 0.52));
}

.knl-category-hero .knl-container {
    position: relative;
    z-index: 1;
}

.knl-category-hero h1,
.knl-category-hero p {
    color: #fff;
    max-width: 780px;
}

.knl-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 9px;
    margin-bottom: 22px;
    color: var(--knl-muted);
    font-size: 14px;
    font-weight: 700;
}

.knl-category-hero .knl-breadcrumb {
    color: rgba(255, 255, 255, 0.78);
}

.knl-breadcrumb a {
    color: inherit;
}

.knl-page-shell {
    padding: 58px 0 82px;
}

.knl-entry {
    min-width: 0;
}

.knl-featured-media {
    margin: 0 0 32px;
    border-radius: var(--knl-radius);
    overflow: hidden;
    background: #dfe9e5;
    box-shadow: var(--knl-shadow);
}

.knl-featured-media img {
    width: 100%;
    aspect-ratio: 16 / 8;
    object-fit: cover;
}

.knl-entry-content {
    font-size: 18px;
}

.knl-entry-content h2 {
    margin-top: 34px;
}

.knl-entry-content p,
.knl-entry-content li {
    color: #263b49;
}

.knl-entry-content a {
    font-weight: 800;
}

.knl-entry-content ul,
.knl-entry-content ol {
    padding-left: 24px;
}

.knl-entry-content blockquote {
    margin: 30px 0;
    padding: 20px 24px;
    border-left: 5px solid var(--knl-teal);
    background: #edf6f1;
    border-radius: 0 var(--knl-radius) var(--knl-radius) 0;
}

.knl-entry-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 13px;
    font-weight: 800;
    color: var(--knl-muted);
}

.knl-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--knl-muted);
}

.knl-meta-item a {
    color: var(--knl-teal-dark);
}

.knl-post-grid,
.knl-related-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.knl-layout .knl-post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.knl-card {
    background: var(--knl-surface);
    border: 1px solid var(--knl-line);
    border-radius: var(--knl-radius);
    overflow: hidden;
    box-shadow: 0 10px 35px rgba(14, 27, 36, 0.06);
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.knl-card-media {
    display: block;
    background: #dce6e2;
}

.knl-card-media img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.knl-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.knl-card h2 {
    font-size: 20px;
    margin-bottom: 10px;
}

.knl-card h2 a {
    color: var(--knl-ink);
}

.knl-card p {
    color: var(--knl-muted);
    font-size: 15px;
    margin-bottom: 18px;
}

.knl-text-link {
    margin-top: auto;
    font-weight: 900;
    color: var(--knl-teal-dark);
}

.knl-text-link::after {
    content: ">";
    margin-left: 7px;
}

.knl-category-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
}

.knl-category-card {
    background: var(--knl-surface);
    border: 1px solid var(--knl-line);
    border-radius: var(--knl-radius);
    overflow: hidden;
    box-shadow: 0 10px 28px rgba(14, 27, 36, 0.06);
}

.knl-category-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.knl-category-card div {
    padding: 18px;
}

.knl-category-card h3 {
    font-size: 19px;
}

.knl-category-card h3 a {
    color: var(--knl-ink);
}

.knl-category-card p {
    color: var(--knl-muted);
    font-size: 15px;
}

.knl-sidebar {
    position: sticky;
    top: 126px;
}

.knl-widget {
    padding: 22px;
    margin-bottom: 18px;
    background: var(--knl-surface);
    border: 1px solid var(--knl-line);
    border-radius: var(--knl-radius);
}

.knl-widget-title {
    font-size: 18px;
    margin-bottom: 14px;
}

.knl-link-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.knl-link-list li,
.knl-widget li {
    margin-bottom: 10px;
}

.knl-search-form {
    display: flex;
    gap: 8px;
    width: 100%;
}

.knl-search-form label {
    flex: 1;
}

.knl-search-field {
    width: 100%;
    min-height: 46px;
    padding: 10px 12px;
    border: 1px solid var(--knl-line);
    border-radius: 8px;
    background: #fff;
    color: var(--knl-ink);
}

.knl-search-field:focus {
    outline: 2px solid rgba(24, 167, 122, 0.2);
    border-color: var(--knl-teal);
}

.knl-related {
    margin-top: 54px;
    padding-top: 36px;
    border-top: 1px solid var(--knl-line);
}

.knl-related h2 {
    margin-bottom: 22px;
}

.knl-empty {
    background: var(--knl-surface);
    border: 1px solid var(--knl-line);
    border-radius: var(--knl-radius);
    padding: 34px;
}

.knl-pagination {
    margin-top: 34px;
}

.knl-pagination ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0;
    margin: 0;
}

.knl-pagination a,
.knl-pagination span {
    display: inline-flex;
    min-width: 40px;
    min-height: 40px;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--knl-line);
    background: #fff;
    font-weight: 800;
}

.knl-pagination .current {
    background: var(--knl-ink);
    color: #fff;
}

.knl-site-footer {
    background: var(--knl-ink);
    color: #dbe7e3;
}

.knl-footer-main {
    padding: 54px 0;
}

.knl-footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.8fr) minmax(240px, 0.8fr);
    gap: 42px;
}

.knl-footer-logo {
    width: 240px;
    margin-bottom: 18px;
}

.knl-footer-main h2 {
    color: #fff;
    font-size: 19px;
}

.knl-footer-main p,
.knl-footer-main li {
    color: #dbe7e3;
}

.knl-footer-main ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.knl-footer-main a {
    color: #fff;
}

.knl-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding: 18px 0;
    text-align: center;
}

.knl-footer-bottom p {
    margin: 0;
    color: #dbe7e3;
}

.wp-caption,
.gallery-caption,
.bypostauthor {
    color: inherit;
}

.alignleft {
    float: left;
    margin: 0 24px 18px 0;
}

.alignright {
    float: right;
    margin: 0 0 18px 24px;
}

.aligncenter {
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 1024px) {
    h1 {
        font-size: 38px;
    }

    .knl-home-copy h1 {
        font-size: 46px;
    }

    .knl-home-hero-inner {
        grid-template-columns: 1fr;
    }

    .knl-home-panel {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

    .knl-sidebar {
        position: static;
    }

    .knl-post-grid,
    .knl-layout .knl-post-grid,
    .knl-related-grid,
    .knl-category-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 820px) {
    .knl-container {
        width: min(100% - 28px, var(--knl-container));
    }

    .knl-topbar-inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
        padding: 8px 0;
    }

    .knl-header-inner {
        min-height: 74px;
    }

    .knl-logo,
    .custom-logo {
        width: 190px;
    }

    .knl-menu-toggle {
        display: inline-flex;
    }

    .knl-primary-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        display: none;
        background: #fff;
        border-bottom: 1px solid var(--knl-line);
        box-shadow: 0 18px 30px rgba(14, 27, 36, 0.1);
    }

    .knl-primary-menu.is-open {
        display: block;
    }

    .knl-primary-menu ul {
        width: min(100% - 28px, var(--knl-container));
        margin: 0 auto;
        padding: 12px 0;
        display: grid;
        gap: 4px;
    }

    .knl-primary-menu a {
        padding: 12px;
    }

    .knl-home-hero {
        min-height: 620px;
    }

    .knl-home-hero-inner {
        padding: 86px 0 42px;
    }

    .knl-home-copy h1 {
        font-size: 38px;
    }

    .knl-home-copy p {
        font-size: 17px;
    }

    .knl-home-panel {
        grid-template-columns: 1fr;
    }

    .knl-section,
    .knl-page-shell {
        padding: 48px 0;
    }

    .knl-page-hero,
    .knl-category-hero {
        padding: 46px 0 42px;
    }

    .knl-layout {
        padding: 42px 0 58px;
    }

    .knl-heading-row {
        align-items: flex-start;
        flex-direction: column;
    }

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

@media (max-width: 620px) {
    body {
        font-size: 15px;
    }

    h1 {
        font-size: 32px;
    }

    h2 {
        font-size: 25px;
    }

    .knl-home-copy h1 {
        font-size: 34px;
    }

    .knl-home-hero::after {
        background: linear-gradient(0deg, rgba(14, 27, 36, 0.94), rgba(14, 27, 36, 0.48));
    }

    .knl-post-grid,
    .knl-layout .knl-post-grid,
    .knl-related-grid,
    .knl-category-grid {
        grid-template-columns: 1fr;
    }

    .knl-search-form {
        flex-direction: column;
    }

    .knl-search-submit {
        width: 100%;
    }

    .knl-featured-media img {
        aspect-ratio: 4 / 3;
    }

    .knl-card-body,
    .knl-widget,
    .knl-empty {
        padding: 18px;
    }

    .knl-entry-content {
        font-size: 16px;
    }
}