/*
Theme Name: Nem Chả Bốn Tạo
Theme URI: https://example.com/nem-cha-bon-tao
Author: Nem Chả Bốn Tạo
Author URI: https://example.com
Description: Theme WordPress production-ready cho thương hiệu Nem Chả Bốn Tạo: trang chủ, schema SEO, form mua sỉ, FAQ, Google Maps và nút gọi/Zalo mobile.
Version: 1.0.2
Requires at least: 6.2
Tested up to: 6.6
Requires PHP: 8.0
License: GPL-2.0-or-later
Text Domain: nem-cha-bon-tao
*/

:root {
  --ncbt-primary: #8f1116;
  --ncbt-primary-dark: #68090d;
  --ncbt-secondary: #d8a833;
  --ncbt-secondary-light: #fff1bd;
  --ncbt-zalo: #0068ff;
  --ncbt-bg: #fffaf2;
  --ncbt-surface: #ffffff;
  --ncbt-text: #261b17;
  --ncbt-muted: #6d5f58;
  --ncbt-border: #eadfca;
  --ncbt-shadow: 0 18px 44px rgba(65, 35, 20, 0.12);
  --ncbt-radius: 8px;
  --ncbt-container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ncbt-bg);
  color: var(--ncbt-text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  letter-spacing: 0;
  text-transform: uppercase;
}

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

a {
  color: var(--ncbt-primary);
  text-decoration: none;
}

a:hover,
a:focus {
  color: var(--ncbt-primary-dark);
}

.ncbt-container {
  width: min(100% - 32px, var(--ncbt-container));
  margin-inline: auto;
}

.ncbt-section {
  padding: 48px 0;
}

.ncbt-section:not(.ncbt-hero) {
  content-visibility: auto;
  contain-intrinsic-size: 560px;
}

.ncbt-section--white {
  background: var(--ncbt-surface);
}

.ncbt-section__eyebrow {
  margin: 0 0 6px;
  color: var(--ncbt-primary);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.ncbt-section__title {
  max-width: 760px;
  margin: 0 0 12px;
  color: var(--ncbt-text);
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.12;
}

.ncbt-section__intro {
  max-width: 780px;
  margin: 0 0 22px;
  color: var(--ncbt-muted);
  font-size: 1.08rem;
}

.ncbt-button,
.ncbt-form button,
.wp-block-button__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border: 0;
  border-radius: var(--ncbt-radius);
  background: var(--ncbt-primary);
  color: #fff;
  font-weight: 800;
  line-height: 1.1;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.ncbt-button:hover,
.ncbt-button:focus,
.ncbt-form button:hover,
.ncbt-form button:focus {
  background: var(--ncbt-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(143, 17, 22, 0.22);
}

.ncbt-button--secondary {
  background: var(--ncbt-secondary);
  color: #301b08;
}

.ncbt-button--secondary:hover,
.ncbt-button--secondary:focus {
  background: #c69524;
  color: #301b08;
}

.ncbt-topbar {
  background: var(--ncbt-primary-dark);
  color: #fff;
  font-size: 0.92rem;
}

.ncbt-topbar__inner {
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  min-height: 34px;
}

.ncbt-topbar a {
  color: #fff;
  font-weight: 800;
}

.ncbt-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 250, 242, 0.94);
  border-bottom: 1px solid rgba(234, 223, 202, 0.9);
  backdrop-filter: blur(12px);
}

.ncbt-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  gap: 14px;
}

.ncbt-brand {
  display: flex;
  flex-direction: column;
  min-width: 190px;
  max-width: 260px;
  color: var(--ncbt-primary);
}

.ncbt-brand__name {
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1.1;
}

.ncbt-brand__tagline {
  color: var(--ncbt-muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.ncbt-nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ncbt-nav ul {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ncbt-nav a {
  color: var(--ncbt-text);
  font-weight: 800;
  text-transform: uppercase;
}

.ncbt-nav a:hover,
.ncbt-nav a:focus {
  color: var(--ncbt-primary);
}

.ncbt-menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
  color: var(--ncbt-primary);
  font-size: 1.35rem;
  font-weight: 900;
}

.ncbt-language {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
}

.ncbt-language__button {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 34px;
  padding: 7px 9px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--ncbt-muted);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
}

.ncbt-language__button.is-active {
  background: var(--ncbt-primary);
  color: #fff;
}

.ncbt-hero {
  display: grid;
  overflow: hidden;
  background: var(--ncbt-primary-dark);
  color: #fff;
}

.ncbt-hero__media {
  background: #f4ead5;
}

.ncbt-hero__media img {
  width: 100%;
  aspect-ratio: 1672 / 941;
  object-fit: cover;
}

.ncbt-hero::after {
  content: none;
}

.ncbt-hero__content {
  width: min(100% - 32px, var(--ncbt-container));
  margin-inline: auto;
  padding: 28px 0 34px;
}

.ncbt-hero__copy {
  max-width: 900px;
}

.ncbt-hero__eyebrow {
  margin: 0 0 8px;
  color: var(--ncbt-secondary-light);
  font-weight: 900;
  text-transform: uppercase;
}

.ncbt-hero h1 {
  margin: 0 0 12px;
  color: #fff;
  font-size: clamp(2.05rem, 4.6vw, 4.35rem);
  line-height: 1.04;
}

.ncbt-hero__lead {
  max-width: 760px;
  margin: 0 0 18px;
  color: #fff7de;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.ncbt-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.ncbt-trust-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 10px;
  max-width: 760px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ncbt-trust-list li {
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--ncbt-radius);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-weight: 800;
  text-align: center;
}

.ncbt-grid {
  display: grid;
  gap: 18px;
}

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

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

.ncbt-card {
  overflow: hidden;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
  box-shadow: 0 10px 28px rgba(65, 35, 20, 0.08);
}

.ncbt-card__media {
  aspect-ratio: 4 / 3;
  background: var(--ncbt-secondary-light);
}

.ncbt-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ncbt-card__body {
  padding: 16px;
}

.ncbt-card h3 {
  margin: 0 0 8px;
  color: var(--ncbt-primary);
  font-size: 1.3rem;
}

.ncbt-card p {
  margin: 0;
  color: var(--ncbt-muted);
}

.ncbt-split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: 22px;
  align-items: center;
}

.ncbt-offer {
  padding: 22px;
  border-left: 6px solid var(--ncbt-secondary);
  background: #fff;
  box-shadow: var(--ncbt-shadow);
}

.ncbt-offer h2 {
  margin: 0 0 14px;
  color: var(--ncbt-primary);
  font-size: clamp(1.8rem, 3vw, 2.65rem);
  line-height: 1.13;
}

.ncbt-offer ul {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.ncbt-offer li {
  position: relative;
  padding-left: 28px;
  color: var(--ncbt-text);
  font-weight: 700;
}

.ncbt-offer li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--ncbt-secondary);
}

.ncbt-form {
  display: grid;
  gap: 12px;
  padding: 20px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
  box-shadow: var(--ncbt-shadow);
}

.ncbt-form__title {
  margin: 0 0 2px;
  color: var(--ncbt-primary);
  font-size: 1.45rem;
}

.ncbt-form__note {
  margin: 0;
  color: var(--ncbt-muted);
  font-size: 0.96rem;
}

.ncbt-form__field {
  display: grid;
  gap: 7px;
}

.ncbt-form label {
  color: var(--ncbt-text);
  font-size: 0.94rem;
  font-weight: 800;
}

.ncbt-form input,
.ncbt-form select,
.ncbt-form textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
  color: var(--ncbt-text);
  font: inherit;
}

.ncbt-form input:focus,
.ncbt-form select:focus,
.ncbt-form textarea:focus {
  outline: 3px solid rgba(216, 168, 51, 0.3);
  border-color: var(--ncbt-secondary);
}

.ncbt-form__hp {
  position: absolute;
  left: -9999px;
}

.ncbt-form__message {
  padding: 10px 12px;
  border-radius: var(--ncbt-radius);
  font-weight: 800;
}

.ncbt-form__message--success {
  background: #ecf8ef;
  color: #0f6b2b;
}

.ncbt-form__message--error {
  background: #fff1f1;
  color: var(--ncbt-primary);
}

.ncbt-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.ncbt-proof__item {
  padding: 16px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
}

.ncbt-proof__item strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ncbt-primary);
  font-size: 1.05rem;
}

.ncbt-cert {
  display: grid;
  grid-template-columns: minmax(260px, 0.55fr) minmax(0, 0.75fr);
  gap: 20px;
  align-items: center;
}

.ncbt-cert__media {
  overflow: hidden;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
  box-shadow: var(--ncbt-shadow);
}

.ncbt-cert__media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.ncbt-cert__content {
  max-width: 640px;
}

.ncbt-cert__content p:last-child {
  margin: 0;
  color: var(--ncbt-muted);
  font-size: 1.08rem;
}

.ncbt-blog-list {
  display: grid;
  gap: 10px;
}

.ncbt-post-link {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--ncbt-border);
  color: var(--ncbt-text);
  font-weight: 800;
}

.ncbt-post-link span {
  color: var(--ncbt-primary);
}

.ncbt-faq {
  display: grid;
  gap: 8px;
}

.ncbt-faq details {
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
}

.ncbt-faq summary {
  cursor: pointer;
  padding: 14px 16px;
  color: var(--ncbt-primary);
  font-weight: 900;
}

.ncbt-faq p {
  margin: 0;
  padding: 0 16px 14px;
  color: var(--ncbt-muted);
}

.ncbt-location {
  display: grid;
  gap: 10px;
}

.ncbt-location__item {
  padding: 14px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
}

.ncbt-location__item h3 {
  margin: 0 0 5px;
  color: var(--ncbt-primary);
}

.ncbt-location__item p {
  margin: 0;
  color: var(--ncbt-muted);
}

.ncbt-map {
  overflow: hidden;
  min-height: 340px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #f4ead5;
}

.ncbt-map iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 340px;
  border: 0;
}

.ncbt-footer {
  padding: 36px 0 18px;
  background: #300607;
  color: #fff7de;
}

.ncbt-footer__grid {
  display: grid;
  grid-template-columns: 1.1fr 1.2fr 0.8fr;
  gap: 20px;
}

.ncbt-footer h2,
.ncbt-footer h3 {
  margin: 0 0 10px;
  color: #fff;
}

.ncbt-footer p,
.ncbt-footer li {
  color: #f2d7a8;
}

.ncbt-footer ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ncbt-footer a {
  color: #fff1bd;
}

.ncbt-footer__bottom {
  margin-top: 22px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 241, 189, 0.2);
  color: #f2d7a8;
  font-size: 0.92rem;
}

.ncbt-floating-actions {
  display: none;
}

.ncbt-archive {
  padding: 48px 0;
}

.ncbt-admin-preview {
  min-height: calc(100vh - 62px);
  padding: 48px 0;
  background: var(--ncbt-bg);
}

.ncbt-admin-preview__shell {
  display: grid;
  grid-template-columns: minmax(280px, 0.55fr) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.ncbt-admin-login {
  padding: 20px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
  box-shadow: var(--ncbt-shadow);
}

.ncbt-admin-login h1 {
  margin: 0 0 8px;
  color: var(--ncbt-primary);
  font-size: 2rem;
  line-height: 1.15;
}

.ncbt-admin-login p {
  margin: 0 0 18px;
  color: var(--ncbt-muted);
}

.ncbt-admin-dashboard {
  display: grid;
  gap: 12px;
}

.ncbt-admin-dashboard[hidden] {
  display: none;
}

.ncbt-admin-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  padding: 14px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
}

.ncbt-admin-toolbar strong {
  color: var(--ncbt-primary);
  font-size: 1.15rem;
}

.ncbt-admin-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.ncbt-admin-card-preview {
  padding: 16px;
  border: 1px solid var(--ncbt-border);
  border-radius: var(--ncbt-radius);
  background: #fff;
  box-shadow: 0 10px 28px rgba(65, 35, 20, 0.08);
}

.ncbt-admin-card-preview h2 {
  margin: 0 0 8px;
  color: var(--ncbt-primary);
  font-size: 1.25rem;
}

.ncbt-admin-card-preview p {
  min-height: 54px;
  margin: 0 0 12px;
  color: var(--ncbt-muted);
}

.ncbt-entry {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--ncbt-border);
}

.ncbt-entry h2,
.ncbt-entry h1 {
  margin: 0 0 12px;
  color: var(--ncbt-primary);
}

@keyframes ncbtPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(143, 17, 22, 0.42);
  }
  70% {
    box-shadow: 0 0 0 12px rgba(143, 17, 22, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(143, 17, 22, 0);
  }
}

@keyframes ncbtZaloPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 104, 255, 0.42);
  }
  70% {
    box-shadow: 0 0 0 12px rgba(0, 104, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(0, 104, 255, 0);
  }
}

@media (max-width: 980px) {
  .ncbt-grid--3,
  .ncbt-grid--2,
  .ncbt-split,
  .ncbt-proof,
  .ncbt-cert,
  .ncbt-admin-preview__shell,
  .ncbt-admin-cards,
  .ncbt-footer__grid {
    grid-template-columns: 1fr;
  }

  .ncbt-trust-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  body {
    padding-bottom: 78px;
  }

  .ncbt-topbar__inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
    padding: 6px 0;
  }

  .ncbt-header__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 8px;
    min-height: 62px;
  }

  .ncbt-brand {
    min-width: 0;
    max-width: none;
  }

  .ncbt-brand__name,
  .ncbt-brand__tagline {
    overflow-wrap: anywhere;
  }

  .ncbt-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    grid-column: 3;
    grid-row: 1;
  }

  .ncbt-nav {
    position: absolute;
    left: 16px;
    right: 16px;
    top: calc(100% + 6px);
    display: none;
    padding: 12px;
    border: 1px solid var(--ncbt-border);
    border-radius: var(--ncbt-radius);
    background: #fff;
    box-shadow: var(--ncbt-shadow);
  }

  .ncbt-header.is-open .ncbt-nav {
    display: block;
  }

  .ncbt-nav ul {
    display: grid;
    gap: 10px;
  }

  .ncbt-language {
    grid-column: 2;
    grid-row: 1;
    margin-left: 0;
  }

  .ncbt-hero__content {
    padding: 22px 0 28px;
  }

  .ncbt-hero h1 {
    font-size: clamp(1.75rem, 8vw, 2.85rem);
  }

  .ncbt-hero__lead {
    font-size: 1rem;
  }

  .ncbt-section {
    padding: 34px 0;
  }

  .ncbt-section__title {
    font-size: 2rem;
  }

  .ncbt-trust-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: none;
  }

  .ncbt-card__body,
  .ncbt-form,
  .ncbt-offer {
    padding: 16px;
  }

  .ncbt-floating-actions {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 90;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .ncbt-floating-actions a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 10px 8px;
    border-radius: var(--ncbt-radius);
    color: #fff;
    font-size: 0.98rem;
    font-weight: 900;
    line-height: 1.1;
    text-align: center;
  }

  .ncbt-floating-actions__call {
    background: var(--ncbt-primary);
    animation: ncbtPulse 1.8s infinite;
  }

  .ncbt-floating-actions__zalo {
    background: var(--ncbt-zalo);
    animation: ncbtZaloPulse 1.8s infinite;
  }
}

@media (max-width: 420px) {
  .ncbt-brand__name {
    font-size: 1rem;
  }

  .ncbt-brand__tagline {
    font-size: 0.72rem;
  }

  .ncbt-language {
    gap: 3px;
    padding: 3px;
  }

  .ncbt-language__button {
    min-height: 32px;
    padding: 6px 7px;
    font-size: 0.76rem;
  }

  .ncbt-hero__actions {
    display: grid;
  }

  .ncbt-button {
    width: 100%;
  }
}

@media (max-width: 360px) {
  .ncbt-trust-list {
    grid-template-columns: 1fr;
  }
}