/**
 * Chuot Bu Media Theme Main Stylesheet
 * Version: 1.0.0
 *
 * MỤC LỤC:
 * 1. KHAI BÁO BIẾN TOÀN CỤC (CSS CUSTOM PROPERTIES)
 * 2. STYLES NỀN TẢNG (BASE STYLES)
 * 3. CÁC LỚP TIỆN ÍCH (UTILITY CLASSES)
 * 4. CÁC THÀNH PHẦN (COMPONENTS)
 * 4.1. Buttons
 * 4.2. Header
 * 4.3. Footer
 * ...
 * 5. STYLE RIÊNG CHO TRANG (PAGE-SPECIFIC)
 * 5.1. Front Page
 */

/* ==========================================================================
   1. KHAI BÁO BIẾN TOÀN CỤC (CSS CUSTOM PROPERTIES)
   ========================================================================== */
:root {
  /* 1.1. Brand Colors */
  --cbm-color-primary: #0056B3;
  --cbm-color-secondary-bg: #F0F8FF;
  --cbm-color-accent: #FFC107;
  --cbm-color-text: #333333;
  --cbm-color-white: #FFFFFF;
  --cbm-color-border: #E0E0E0;

  /* 1.2. Typography */
  --cbm-font-primary: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  --cbm-font-weight-regular: 400;
  --cbm-font-weight-medium: 500;
  --cbm-font-weight-semibold: 600;
  --cbm-font-weight-bold: 700;
  
  /* 1.3. UI Tokens */
  --cbm-radius-card: 12px;
  --cbm-radius-pill: 999px;
  --cbm-radius-button: 8px;
  --cbm-shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.08);
  --cbm-shadow-sticky-header: 0 2px 8px rgba(0, 0, 0, 0.06);

  /* 1.4. Transitions & Easing */
  --cbm-transition-duration: 250ms;
  --cbm-transition-easing: cubic-bezier(0.2, 0.65, 0.2, 1);

  /* 1.5. Layout & Spacing */
  --cbm-spacing-unit: 8px;
  --cbm-site-max-width: 1200px;
}

/* ==========================================================================
   2. STYLES NỀN TẢNG (BASE STYLES)
   ========================================================================== */
.cbm-site {
  /* --- Global Styles --- */
  margin: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  background-color: var(--cbm-color-white);
  color: var(--cbm-color-text);
  font-family: var(--cbm-font-primary);
  font-weight: var(--cbm-font-weight-regular);
  line-height: 1.6;
}

.cbm-site *,
.cbm-site *::before,
.cbm-site *::after {
  box-sizing: inherit;
}

.cbm-site img,
.cbm-site video {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Typography --- */
.cbm-site h1,
.cbm-site h2,
.cbm-site h3,
.cbm-site h4,
.cbm-site h5,
.cbm-site h6 {
  font-weight: var(--cbm-font-weight-bold);
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: calc(var(--cbm-spacing-unit) * 2); /* 16px */
}

.cbm-site h1 { font-size: 2.5rem; }
.cbm-site h2 { font-size: 2rem; }
.cbm-site h3 { font-size: 1.5rem; }

.cbm-site p {
  margin-top: 0;
  margin-bottom: calc(var(--cbm-spacing-unit) * 2);
}

.cbm-site a {
  color: var(--cbm-color-primary);
  text-decoration: none;
  transition: opacity var(--cbm-transition-duration) var(--cbm-transition-easing);
}

.cbm-site a:hover,
.cbm-site a:focus {
  opacity: 0.8;
  text-decoration: underline;
}

/* ==========================================================================
   3. CÁC LỚP TIỆN ÍCH (UTILITY CLASSES)
   ========================================================================== */
.cbm-container {
  width: 100%;
  max-width: var(--cbm-site-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: calc(var(--cbm-spacing-unit) * 2);
  padding-right: calc(var(--cbm-spacing-unit) * 2);
}

/* ==========================================================================
   4. CÁC THÀNH PHẦN (COMPONENTS)
   ========================================================================== */

/* --- 4.1 Header --- */
.cbm-site-header {
  background-color: var(--cbm-color-white);
  border-bottom: 1px solid var(--cbm-color-border);
  padding-top: var(--cbm-spacing-unit);
  padding-bottom: var(--cbm-spacing-unit);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--cbm-shadow-sticky-header);
}

.cbm-site-header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cbm-site-header__logo-text {
  font-size: 1.25rem; /* 20px */
  font-weight: var(--cbm-font-weight-bold);
  color: var(--cbm-color-text);
  text-decoration: none;
}

.cbm-site-header__nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: calc(var(--cbm-spacing-unit) * 3); /* 24px */
}

.cbm-site-header__nav-list a {
  text-decoration: none;
  color: var(--cbm-color-text);
  font-weight: var(--cbm-font-weight-medium);
  padding: var(--cbm-spacing-unit) 0;
  position: relative;
}

.cbm-site-header__nav-list a:hover {
    text-decoration: none; 
}

.cbm-site-header__nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--cbm-color-primary);
  transition: width var(--cbm-transition-duration) var(--cbm-transition-easing);
}

.cbm-site-header__nav-list a:hover::after,
.cbm-site-header__nav-list .current-menu-item > a::after {
  width: 100%;
}

/* --- 4.2 Footer --- */
.cbm-site-footer {
  background-color: #1a1a1a; /* Một màu nền tối cho footer */
  color: #a9a9a9; /* Màu chữ xám nhạt */
  padding-top: calc(var(--cbm-spacing-unit) * 6); /* 48px */
  padding-bottom: calc(var(--cbm-spacing-unit) * 6); /* 48px */
  font-size: 0.9rem;
}

.cbm-site-footer a {
  color: var(--cbm-color-white);
}

.cbm-site-footer p {
    margin-bottom: var(--cbm-spacing-unit);
}

.cbm-site-footer__inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: calc(var(--cbm-spacing-unit) * 4);
}

.cbm-site-footer__info {
  flex-basis: 50%;
}

.cbm-site-footer__copyright {
  width: 100%;
  text-align: center;
  margin-top: calc(var(--cbm-spacing-unit) * 4);
  border-top: 1px solid #333;
  padding-top: calc(var(--cbm-spacing-unit) * 3);
}
/* --- 4.1 Buttons --- */
.cbm-button {
    display: inline-block;
    padding: 12px 24px;
    font-family: var(--cbm-font-primary);
    font-weight: var(--cbm-font-weight-bold);
    font-size: 1rem;
    text-align: center;
    text-decoration: none;
    border-radius: var(--cbm-radius-pill);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--cbm-transition-duration) var(--cbm-transition-easing);
}

.cbm-button:hover {
    transform: translateY(-2px);
    text-decoration: none;
    box-shadow: var(--cbm-shadow-soft);
}

.cbm-button--primary {
    background-color: var(--cbm-color-primary);
    color: var(--cbm-color-white);
}

.cbm-button--primary:hover {
    background-color: #004a9e; /* Một màu primary đậm hơn một chút */
}

.cbm-button--secondary {
    background-color: var(--cbm-color-white);
    color: var(--cbm-color-primary);
    border-color: var(--cbm-color-primary);
}

.cbm-button--secondary:hover {
    background-color: var(--cbm-color-secondary-bg);
}
/* ==========================================================================
   5. STYLE RIÊNG CHO TRANG (PAGE-SPECIFIC)
   ========================================================================== */

/* --- 5.1 Front Page - Hero Section --- */
.cbm-hero {
    background-color: var(--cbm-color-secondary-bg);
    padding-top: 80px;
    padding-bottom: 80px;
    text-align: center;
}

.cbm-hero__content {
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
}

.cbm-hero__title {
    font-size: 3rem; /* 48px */
    margin-bottom: 16px;
}

.cbm-hero__subtitle {
    font-size: 1.25rem; /* 20px */
    color: #555;
    margin-bottom: 32px;
}

.cbm-hero__actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
/* --- 5.2 Front Page - Pain/Solution Section --- */
.cbm-pain-solution {
    padding-top: 80px;
    padding-bottom: 80px;
}

.cbm-pain-solution__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
    align-items: center;
}

/* Định dạng chung cho tiêu đề các section */
.cbm-section-title {
    font-size: 2.25rem; /* 36px */
    margin-bottom: 24px;
}

.cbm-pain-solution__list {
    list-style: none;
    padding-left: 0;
    margin-left: 0;
}

.cbm-pain-solution__list li {
    font-size: 1.1rem;
    padding-left: 32px;
    position: relative;
    margin-bottom: 16px;
}

/* Tạo dấu check custom cho list */
.cbm-pain-solution__list li::before {
    content: '→'; /* Hoặc có thể dùng icon SVG */
    position: absolute;
    left: 0;
    top: 0;
    color: var(--cbm-color-primary);
    font-weight: var(--cbm-font-weight-bold);
}

.cbm-pain-solution__solution {
    background-color: var(--cbm-color-secondary-bg);
    padding: 32px;
    border-radius: var(--cbm-radius-card);
    border-left: 4px solid var(--cbm-color-primary);
}

.cbm-solution-title {
    font-size: 1.5rem; /* 24px */
    margin-bottom: 16px;
}

/* --- Responsive cho khối Pain/Solution --- */
@media (max-width: 768px) {
    .cbm-pain-solution__grid {
        grid-template-columns: 1fr; /* Chuyển thành 1 cột trên mobile */
        gap: 32px;
    }

    .cbm-section-title {
        font-size: 1.8rem;
    }
}
/* --- 5.3 Front Page - Process Timeline Section --- */
.cbm-timeline-section {
    background-color: var(--cbm-color-white);
    padding-top: 80px;
    padding-bottom: 80px;
}

.cbm-section-subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-top: -16px;
    margin-bottom: 48px;
}

.cbm-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

/* Đường kẻ dọc của timeline */
.cbm-timeline::after {
    content: '';
    position: absolute;
    width: 3px;
    background-color: var(--cbm-color-secondary-bg);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1.5px;
}

.cbm-timeline__item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

/* Dấu chấm tròn trên timeline */
.cbm-timeline__item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    right: -10px;
    background-color: var(--cbm-color-white);
    border: 4px solid var(--cbm-color-primary);
    top: 32px;
    border-radius: 50%;
    z-index: 1;
}

/* Căn lề các item */
.cbm-timeline__item:nth-child(odd) {
    left: 0;
}

.cbm-timeline__item:nth-child(even) {
    left: 50%;
}

/* Căn lề dấu chấm tròn cho các item bên phải */
.cbm-timeline__item:nth-child(even)::after {
    left: -10px;
}

/* Nội dung của mỗi gói */
.card-package {
    padding: 24px 32px;
    background-color: #fff;
    position: relative;
    border-radius: var(--cbm-radius-card);
    box-shadow: var(--cbm-shadow-soft);
    border: 1px solid var(--cbm-color-border);
}

.card-package__title {
    margin-top: 0;
    color: var(--cbm-color-primary);
}

.card-package__tagline {
    font-style: italic;
    color: #555;
    margin-top: -16px;
    margin-bottom: 24px;
}

.card-package__detail h4 {
    font-size: 1.1rem;
    margin-top: 24px;
    margin-bottom: 8px;
}

.card-package__detail p {
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 0;
}

.card-package .cbm-button {
    margin-top: 24px;
}


/* --- Responsive cho khối Timeline --- */
@media (max-width: 768px) {
    /* Ẩn đường kẻ dọc */
    .cbm-timeline::after {
        display: none;
    }

    /* Các item chiếm toàn bộ chiều rộng và xếp chồng lên nhau */
    .cbm-timeline__item {
        width: 100%;
        padding-left: 15px;
        padding-right: 15px;
    }
    .cbm-timeline__item:nth-child(odd),
    .cbm-timeline__item:nth-child(even) {
        left: 0;
    }

    /* Ẩn dấu chấm tròn */
    .cbm-timeline__item::after {
        display: none;
    }
}
/* --- 5.4 Front Page - Credibility Section --- */
.cbm-credibility {
    background-color: var(--cbm-color-secondary-bg);
    padding-top: 80px;
    padding-bottom: 80px;
}

/* Phần thẻ cam kết */
.cbm-credibility__cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 64px;
}

.cbm-credibility__card {
    background-color: var(--cbm-color-white);
    border-radius: var(--cbm-radius-card);
    padding: 24px;
    text-align: center;
    box-shadow: var(--cbm-shadow-soft);
    border-bottom: 3px solid var(--cbm-color-primary);
}

.card__value {
    display: block;
    font-size: 2.5rem;
    font-weight: var(--cbm-font-weight-bold);
    color: var(--cbm-color-primary);
    margin-bottom: 8px;
}

.card__label {
    font-size: 1rem;
    color: #555;
}

/* Phần logo khách hàng */
.logos__title {
    text-align: center;
    font-size: 1.25rem;
    font-weight: var(--cbm-font-weight-medium);
    color: #666;
    margin-bottom: 32px;
}

.cbm-credibility__logo-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 32px;
}

.logo-placeholder {
    height: 60px;
    width: 140px;
    background-color: #e0e0e0;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #888;
    font-size: 0.8rem;
    opacity: 0.7;
}

/* --- Responsive cho khối Credibility --- */
@media (max-width: 768px) {
    .cbm-credibility__cards {
        grid-template-columns: 1fr; /* 1 cột trên mobile */
    }

    .card__value {
        font-size: 2rem;
    }
}
/* --- 5.5 Front Page - Process Steps Section --- */
.cbm-process {
    padding-top: 80px;
    padding-bottom: 80px;
    background-color: var(--cbm-color-white);
}

.cbm-process__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.cbm-process__step {
    text-align: center;
}

.cbm-process__step-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px auto;
    border-radius: 50%;
    background-color: var(--cbm-color-primary);
    color: var(--cbm-color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: var(--cbm-font-weight-bold);
    line-height: 1;
}

.cbm-process__step-title {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.cbm-process__step-desc {
    font-size: 0.95rem;
    color: #555;
    line-height: 1.5;
}

/* --- Responsive cho khối Process Steps --- */
@media (max-width: 992px) {
    .cbm-process__grid {
        grid-template-columns: repeat(2, 1fr); /* 2 cột trên tablet */
    }
}

@media (max-width: 576px) {
    .cbm-process__grid {
        grid-template-columns: 1fr; /* 1 cột trên mobile */
    }
}
/* --- 5.6 Front Page - FAQ Section --- */
.cbm-faq {
    padding-top: 80px;
    padding-bottom: 80px;
    background-color: var(--cbm-color-secondary-bg);
}

.cbm-faq__accordion {
    max-width: 800px;
    margin: 48px auto 0 auto;
}

.cbm-faq__item {
    background-color: var(--cbm-color-white);
    border-bottom: 1px solid var(--cbm-color-border);
}
.cbm-faq__item:first-of-type {
    border-top-left-radius: var(--cbm-radius-card);
    border-top-right-radius: var(--cbm-radius-card);
}
.cbm-faq__item:last-of-type {
    border-bottom-left-radius: var(--cbm-radius-card);
    border-bottom-right-radius: var(--cbm-radius-card);
    border-bottom: 0;
}

.cbm-faq__question {
    padding: 20px 24px;
    font-size: 1.1rem;
    font-weight: var(--cbm-font-weight-semibold);
    cursor: pointer;
    list-style: none; /* Xóa mũi tên mặc định của summary */
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Tùy chỉnh lại mũi tên mặc định */
.cbm-faq__question::-webkit-details-marker {
    display: none;
}
.cbm-faq__question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--cbm-color-primary);
    transition: transform var(--cbm-transition-duration) var(--cbm-transition-easing);
}

/* Khi accordion được mở */
.cbm-faq__item[open] > .cbm-faq__question::after {
    transform: rotate(45deg);
}
.cbm-faq__item[open] > .cbm-faq__question {
    color: var(--cbm-color-primary);
}


.cbm-faq__answer {
    padding: 0 24px 20px 24px;
    font-size: 1rem;
    line-height: 1.6;
    color: #333;
}
.cbm-faq__answer p {
    margin-bottom: 0;
}
/* --- 5.7 Front Page - CTA/Form Section --- */
.cbm-cta {
    padding-top: 80px;
    padding-bottom: 80px;
    background-color: var(--cbm-color-white);
}

.cbm-cta__wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
    align-items: center;
}

/* --- Định dạng chung cho form của Contact Form 7 --- */
.cbm-cta__form .wpcf7-form {
    background-color: var(--cbm-color-white);
    padding: 32px;
    border-radius: var(--cbm-radius-card);
    box-shadow: var(--cbm-shadow-soft);
    border: 1px solid var(--cbm-color-border);
}

.cbm-cta__form .form-group {
    margin-bottom: 20px;
}

.cbm-cta__form label {
    display: block;
    font-weight: var(--cbm-font-weight-semibold);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.cbm-cta__form .wpcf7-form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--cbm-color-border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--cbm-font-primary);
}

.cbm-cta__form .wpcf7-form-control:focus {
    outline: none;
    border-color: var(--cbm-color-primary);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.2);
}

.cbm-cta__form .wpcf7-submit {
    width: 100%;
    margin-top: 16px;
}

.cbm-cta__form .consent-group .wpcf7-list-item-label {
    font-size: 0.85rem;
    font-weight: var(--cbm-font-weight-regular);
}

/* --- Responsive cho khối CTA --- */
@media (max-width: 992px) {
    .cbm-cta__wrapper {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .cbm-cta__content {
        text-align: center;
    }
}
/* ==========================================================================
   6. GHI ĐÈ PLUGIN & SỬA LỖI (PLUGIN OVERRIDES & FIXES)
   ========================================================================== */

/* --- 6.1 Sửa lỗi hiển thị form của Contact Form 7 --- */

/* LÀM CHO CSS CỦA CHÚNG TA CỤ THỂ HƠN */
/* Chỉ áp dụng style cho các ô input, select thực sự, KHÔNG áp dụng cho span */
.cbm-cta__form input[type="text"],
.cbm-cta__form input[type="email"],
.cbm-cta__form input[type="tel"],
.cbm-cta__form select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--cbm-color-border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--cbm-font-primary);
}

/* Thêm lại hiệu ứng focus cho các ô nhập liệu */
.cbm-cta__form input[type="text"]:focus,
.cbm-cta__form input[type="email"]:focus,
.cbm-cta__form input[type="tel"]:focus,
.cbm-cta__form select:focus {
    outline: none;
    border-color: var(--cbm-color-primary);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.2);
}

/* SỬA LỖI CHO CHECKBOX */
/* Reset style cho thẻ span bao quanh checkbox */
.cbm-cta__form .wpcf7-form-control-wrap[data-name="your-consent"] {
    border: none !important;
    padding: 0 !important;
}

/* Dùng Flexbox để đưa checkbox và label lên cùng một hàng */
.cbm-cta__form .consent-group .wpcf7-list-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

/* Đảm bảo checkbox không chiếm cả hàng */
.cbm-cta__form .consent-group input[type="checkbox"] {
    width: auto;
    margin-top: 3px;
}

/* Đảm bảo label không có style thừa */
.cbm-cta__form .consent-group .wpcf7-list-item-label {
    line-height: 1.4;
}