/* 
 * Blog Theme - Cultural Heritage Style
 * Liquid Glass Design với màu sắc từ logo
 * Bootstrap 5.3.2 + Font Awesome 6.5.1
 */

/* Import Fonts */
@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@300;400;500;600;700;800&family=Playfair+Display:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700;800&display=swap');

 :root {
    --primary-color: #0d4d4d;
    --primary-light: #1a5c5c;
    --primary-dark: #083838;
    --gold-color: #d4af37;
    --gold-light: #f4d03f;
    --gold-dark: #b8941f;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --border-color: #e0e0e0;
    --white: #ffffff;
    
    /* Liquid Glass Colors */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Be Vietnam Pro', sans-serif;
    color: var(--text-color);
    line-height: 1.8;
    overflow-x: hidden;
    background: #ffffff;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .site-title, .section-title, .widget-title, .post-title, .hero-title, .featured-title-modern, .author-name, .section-title-modern {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    letter-spacing: -0.3px;
}

h1, .hero-title {
    font-weight: 800;
}

h2, .section-title-modern, .featured-title-modern {
    font-weight: 800;
}

/* Liquid Glass Effect */
.liquid-glass {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px 0 rgba(13, 77, 77, 0.1);
    border-radius: 16px;
}

/* ========== Header & Navigation ========== */
/* Header is now integrated into hero section */
.main-header {
    display: none;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.logo-link {
    display: inline-block;
    transition: transform 0.3s ease;
}

.logo-link:hover {
    transform: scale(1.05);
}

.site-logo {
    height: 80px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.site-branding {
    text-align: center;
}

.site-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
    color: #1a1a1a;
}

.site-tagline {
    font-size: 1.1rem;
    opacity: 0.8;
    font-style: italic;
    color: #666;
}

/* Navigation - Mobile Only: thanh trên cùng (trái logo+branding, phải toggle) */
.navbar-mobile {
    display: none;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    padding: 0.75rem 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.navbar-mobile-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.mobile-bar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: #1a1a1a;
    flex: 1;
    min-width: 0;
}

.mobile-bar-logo {
    height: 44px;
    width: 44px;
    object-fit: cover;
    border-radius: 50%;
    flex-shrink: 0;
    border: 2px solid rgba(212, 175, 55, 0.3);
}

.mobile-bar-title {
    font-size: 1.1rem;
    font-weight: 700;
    font-family: 'Playfair Display', serif;
    color: #1a1a1a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mobile-bar-tagline {
    display: none;
    font-size: 0.8rem;
    color: #666;
    font-style: italic;
}

@media (min-width: 480px) {
    .mobile-bar-tagline {
        display: block;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 120px;
    }
}

@media (max-width: 991px) {
    .navbar-mobile {
        display: block;
    }
    /* Ẩn logo + menu PC trong hero khi responsive */
    .hero-header,
    .hero-top-nav {
        display: none !important;
    }
}

.navbar-nav .nav-link {
    color: #1a1a1a;
    font-weight: 500;
    padding: 0.5rem 1.5rem;
    transition: all 0.3s;
    position: relative;
    font-size: 1rem;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--gold-color);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gold-color), rgba(13, 77, 77, 0.5));
    transition: all 0.3s;
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 60%;
}

/* Mobile Drawer Menu */
.navbar-toggler {
    border: none;
    padding: 0.5rem;
    background: transparent;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(26, 26, 26, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ========== Drawer từ phải vào (chỉ dùng trên mobile, giống pdentist) ========== */
.mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 9999;
    display: none;
    pointer-events: none;
}

.mobile-drawer.active {
    display: block;
    pointer-events: auto;
}

.mobile-drawer .drawer-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-drawer.active .drawer-overlay {
    opacity: 1;
}

.mobile-drawer .drawer-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 320px;
    height: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.1);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.mobile-drawer.active .drawer-content {
    transform: translateX(0);
}

.mobile-drawer .drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    flex-shrink: 0;
    background: #fff;
}

.mobile-drawer .drawer-header-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a1a1a;
}

.mobile-drawer .drawer-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: transparent;
    border: none;
    font-size: 1.25rem;
    color: #1a1a1a;
    cursor: pointer;
    border-radius: 6px;
    transition: background 0.2s;
}

.mobile-drawer .drawer-close:hover {
    background: rgba(0, 0, 0, 0.06);
}

.mobile-drawer .drawer-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0;
}

/* Panel: chỉ 1 panel active tại một thời điểm */
.drawer-panels {
    position: relative;
    height: 100%;
}

.drawer-panel {
    display: none;
    padding: 0;
    height: 100%;
    flex-direction: column;
    animation: drawerPanelIn 0.2s ease;
    overflow: hidden;
}

.drawer-panel.active {
    display: flex;
    flex-direction: column;
}

@keyframes drawerPanelIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.drawer-back {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(13, 77, 77, 0.06);
    border: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gold-color);
    cursor: pointer;
    transition: background 0.2s;
    text-align: left;
}

.drawer-back:hover {
    background: rgba(13, 77, 77, 0.1);
    color: #0d4d4d;
}

.drawer-back i {
    font-size: 0.9rem;
}

.drawer-panel-title {
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: #666;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.drawer-panel .drawer-nav {
    list-style: none;
    margin: 0;
    padding: 0.5rem 0;
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.drawer-panel--root .drawer-nav {
    padding-top: 0.25rem;
}

.drawer-nav-item {
    margin: 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.drawer-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    color: #1a1a1a;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: background 0.2s, color 0.2s;
}

.drawer-nav-link:hover,
.drawer-nav-link:focus {
    background: rgba(212, 175, 55, 0.08);
    color: var(--gold-color);
}

.drawer-nav-link--page:not(:hover):not(:focus) {
    background: transparent;
}

.drawer-nav-chevron {
    font-size: 0.7rem;
    color: #999;
    margin-left: 0.5rem;
}

.drawer-nav-link--parent .drawer-nav-chevron {
    color: var(--gold-color);
}

/* ========== Featured Post ========== */
.featured-post {
    position: relative;
    height: 600px;
    background: linear-gradient(to bottom, rgba(13,77,77,0.4), rgba(13,77,77,0.9)),
                url('https://images.unsplash.com/photo-1519681393784-d120267933ba?w=1920&q=80') center/cover;
    color: var(--white);
    display: flex;
    align-items: flex-end;
    margin-bottom: 3rem;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(13,77,77,0.3);
}

.featured-post::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(13,77,77,0.6), rgba(212,175,55,0.2));
    pointer-events: none;
}

.featured-post::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(212,175,55,0.1) 0%, transparent 70%);
    animation: float 15s ease-in-out infinite;
    pointer-events: none;
}

.featured-content {
    padding: 3rem 0;
    position: relative;
    z-index: 1;
}

.featured-category {
    display: inline-block;
    background: var(--gold-color);
    color: var(--primary-dark);
    padding: 0.4rem 1.2rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.featured-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.3;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.featured-excerpt {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    opacity: 0.95;
}

.featured-meta {
    font-size: 0.95rem;
    opacity: 0.9;
}

.featured-meta i {
    color: var(--gold-color);
    margin-right: 0.3rem;
}

/* ========== Hero Section ========== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    background: #000;
    margin-bottom: 0;
    color: #ffffff;
    padding-top: 0;
}

.hero-background-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1519681393784-d120267933ba?w=1920&q=80') center/cover;
    background-attachment: fixed;
    z-index: 0;
}

.hero-overlay-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        180deg,
        rgba(0,0,0,0.3) 0%,
        rgba(0,0,0,0.4) 50%,
        rgba(0,0,0,0.5) 100%
    );
}

/* Hero Header (Logo + Branding) */
.hero-header {
    position: relative;
    z-index: 10;
    padding: 3rem 0 2rem;
    width: 100%;
}

.hero-header-content {
    display: flex;
    align-items: center;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-logo-link {
    display: inline-block;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.hero-logo-link:hover {
    transform: scale(1.05);
}

.hero-logo {
    height: 80px;
    width: 80px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid rgba(255,255,255,0.2);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.hero-branding {
    flex: 1;
}

.hero-site-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
    color: #ffffff;
    font-family: 'Playfair Display', serif;
}

.hero-site-tagline {
    font-size: 1rem;
    opacity: 0.9;
    font-style: italic;
    color: rgba(255,255,255,0.9);
    font-weight: 300;
}

/* Top Navigation - overflow visible để dropdown không bị cắt (như pdentist) */
.hero-top-nav {
    position: relative;
    z-index: 10;
    padding: 3rem 0;
    width: 100%;
    overflow: visible;
}

.hero-nav-links {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    overflow: visible;
}

.hero-nav-link {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    border-bottom: 1px solid transparent;
}

.hero-nav-link:hover {
    color: #ffffff;
    border-bottom-color: rgba(255, 255, 255, 0.5);
}

/* Wrapper = cha của link + submenu; pdentist dùng .dropdown (li) chứa cả link và .dropdown-menu */
.hero-nav-link-wrapper {
    position: relative;
}

.hero-nav-link-wrapper.has-dropdown {
    position: relative;
    z-index: 1;
}

.hero-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-nav-dropdown-icon {
    font-size: 0.6rem;
    transition: transform 0.3s;
}

.hero-nav-link-wrapper.has-dropdown.active .hero-nav-dropdown-icon {
    transform: rotate(180deg);
}
.social-links a, .author-social .social-link{text-decoration: none;}
/* Submenu: giống pdentist - ẩn bằng display: none (để không tham gia hit-test), margin-top: 0 */
.hero-nav-submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 0.5rem 0;
    margin-top: 0;
    display: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    list-style: none;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 3;
}

/* Desktop (≥992px): hover wrapper → hiện submenu (display: block như pdentist); wrapper hover phải nằm trên hết (z-index + isolation) */
@media (min-width: 992px) {
    .hero-nav-link-wrapper.has-dropdown:hover {
        z-index: 9999;
        isolation: isolate;
    }
    .hero-nav-link-wrapper.has-dropdown:hover .hero-nav-submenu {
        display: block;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
}

/* Mobile: mở bằng class .active (click toggle) */
@media (max-width: 991px) {
    .hero-nav-link-wrapper.has-dropdown.active .hero-nav-submenu {
        display: block;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
}
  
  .hero-nav-subitem {
    margin: 0;
  }
  
  .hero-nav-sublink {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s;
    border-left: 2px solid transparent;
  }
  
  .hero-nav-sublink:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
    border-left-color: var(--gold-color);
    padding-left: 2rem;
  }
  
  .hero-nav-subitem.has-dropdown {
    position: relative;
  }
  
  .hero-nav-dropdown-icon--right {
    font-size: 0.6rem;
    transition: transform 0.3s;
  }
  
  .hero-nav-subitem.has-dropdown.active .hero-nav-dropdown-icon--right {
    transform: rotate(90deg);
  }
  
  .hero-nav-submenu--level2 {
    position: absolute;
    top: 0;
    left: 100%;
    min-width: 200px;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 0.5rem 0;
    margin-left: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-10px);
    transition: all 0.3s ease;
    z-index: 1001;
    list-style: none;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    pointer-events: none; /* FIX: ẩn thì không ăn chuột */
  }
  
  .hero-nav-subitem.has-dropdown:hover .hero-nav-submenu--level2,
  .hero-nav-subitem.has-dropdown.active .hero-nav-submenu--level2 {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    pointer-events: auto; /* FIX: mở mới cho hover/click */
  }
  
  .hero-nav-sublink--level2 {
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
  }
  
  .hero-nav-sublink--level2:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
  }    

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: #ffffff;
    padding: 6rem 0 10rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.hero-badge-minimal {
    display: inline-block;
    color: rgba(255,255,255,0.9);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 4rem;
    animation: fadeIn 1s ease-out;
}

.hero-title-elegant {
    font-family: 'Playfair Display', serif;
    font-size: 5.5rem;
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -1px;
    color: #ffffff;
    animation: fadeInUp 1.2s ease-out 0.2s both;
}

.title-main {
    display: block;
    margin-bottom: 0.5rem;
}

.title-sub {
    display: block;
    font-style: italic;
    font-weight: 300;
}

.hero-tagline {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    font-weight: 300;
    line-height: 1.4;
    margin-bottom: 1.5rem;
    color: rgba(255,255,255,0.95);
    animation: fadeInUp 1.2s ease-out 0.4s both;
}

.hero-tagline em {
    font-style: italic;
    font-weight: 400;
}

.hero-description {
    display: none;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Bottom Info */
.hero-bottom-info {
    position: relative;
    z-index: 10;
    padding: 3rem 0;
    width: 100%;
    border-top: 1px solid rgba(255,255,255,0.2);
}

.hero-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-date {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.date-label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.7);
}

.date-value {
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 1px;
    color: rgba(255,255,255,0.9);
}

.hero-scroll-minimal {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255,255,255,0.8);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.hero-scroll-minimal:hover {
    color: #ffffff;
    gap: 1rem;
}

.hero-scroll-minimal i {
    font-size: 0.7rem;
    animation: bounceDown 2s ease-in-out infinite;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounceDown {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

/* ========== Featured Post Modern ========== */
.featured-post-modern {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    margin-bottom: 4rem;
}

.featured-image-wrapper {
    position: relative;
    height: 100%;
    min-height: 500px;
    overflow: hidden;
    border-radius: 20px;
}

.featured-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.featured-image-wrapper:hover img {
    transform: scale(1.05);
}

.featured-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.2) 100%);
}

.featured-badge {
    position: absolute;
    top: 2rem;
    left: 2rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gold-color);
    color: #1a1a1a;
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
    border: 2px solid rgba(13, 77, 77, 0.3);
}

.featured-content-modern {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
    background: var(--white);
}

.featured-category-modern {
    display: inline-block;
    color: var(--gold-color);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.featured-title-modern {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    color: #1a1a1a;
}

.featured-excerpt-modern {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 2rem;
}

.featured-meta-modern {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.meta-item-modern {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #999;
    font-size: 0.9rem;
}

.meta-item-modern i {
    color: var(--gold-color);
}

.btn-read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #1a1a1a;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    width: fit-content;
}

.btn-read-more:hover {
    color: var(--gold-color);
    gap: 1rem;
}

/* ========== Author Highlight ========== */
.author-highlight {
    padding: 5rem 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    margin-bottom: 4rem;
}

.author-image-wrapper {
    position: relative;
    display: inline-block;
}

.author-image-wrapper img {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid var(--gold-color);
    box-shadow: 0 10px 40px rgba(212,175,55,0.3);
}

.author-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: var(--gold-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 1.5rem;
    box-shadow: 0 4px 15px rgba(212,175,55,0.4);
}

.author-content {
    padding-left: 2rem;
}

.author-label {
    display: inline-block;
    color: var(--gold-color);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.author-name {
    font-size: 2.5rem;
    font-weight: 800;
    color: #1a1a1a;
    margin-bottom: 1.5rem;
}

.author-bio {
    font-size: 1.1rem;
    line-height: 1.9;
    color: #666;
    margin-bottom: 2rem;
}

.author-credentials {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.credential-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: #1a1a1a;
    font-weight: 500;
}

.credential-item i {
    color: var(--gold-color);
    font-size: 1.2rem;
    width: 24px;
}

.author-social {
    display: flex;
    gap: 1rem;
}

.author-social .social-link {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: all 0.3s;
    border: 2px solid transparent;
}

.author-social .social-link:hover {
    background: var(--gold-color);
    color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(212,175,55,0.3);
}

/* ========== Section Header ========== */
.section-header {
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    color: var(--gold-color);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.section-title-modern {
    font-size: 2.8rem;
    font-weight: 800;
    color: #1a1a1a;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* ========== Main Content Wrapper ========== */
.main-content-wrapper {
    padding: 4rem 0;
    background: #ffffff;
}

/* ========== Post Card Modern ========== */
.post-card-modern {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(13,77,77,0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    height: 100%;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(212,175,55,0.1);
}

.post-card-modern:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 50px rgba(13,77,77,0.15);
    border-color: var(--gold-color);
}

.post-thumbnail-modern {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.post-thumbnail-modern img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.post-card-modern:hover .post-thumbnail-modern img {
    transform: scale(1.1);
}

.post-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.2) 100%);
    opacity: 0;
    transition: opacity 0.3s;
}

.post-card-modern:hover .post-overlay {
    opacity: 1;
}

.post-category-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--gold-color);
    color: var(--primary-dark);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
}

.post-read-time {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(10px);
    color: var(--white);
    padding: 0.4rem 0.8rem;
    border-radius: 50px;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    z-index: 2;
}

.post-content-modern {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.post-title-modern {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.post-title-modern a {
    color: #1a1a1a;
    text-decoration: none;
    transition: color 0.3s;
}

.post-title-modern a:hover {
    color: var(--gold-color);
}

.post-excerpt-modern {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex: 1;
}

.post-meta-modern {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.post-read-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #1a1a1a;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s;
    width: fit-content;
    margin-top: auto;
}

.post-read-link:hover {
    color: var(--gold-color);
    gap: 0.8rem;
}

/* ========== Section Titles ========== */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--gold-color);
    position: relative;
    color: #1a1a1a;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 100px;
    height: 3px;
    background: rgba(13, 77, 77, 0.4);
}

/* ========== Post Cards ========== */
.post-card {
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(13,77,77,0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    margin-bottom: 0;
    height: 100%;
    border: 1px solid rgba(212,175,55,0.15);
    display: flex;
    flex-direction: column;
}

.post-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(13,77,77,0.2);
    border-color: var(--gold-color);
}

.post-thumbnail {
    height: 250px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #e8e8e8, #f8f9fa);
}

.post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.post-card:hover .post-thumbnail img {
    transform: scale(1.1);
}

.post-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.post-category {
    color: var(--gold-color);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    display: block;
}

.post-category i {
    margin-right: 0.3rem;
}

.post-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    line-height: 1.4;
}

.post-title a {
    color: #1a1a1a;
    text-decoration: none;
    transition: color 0.3s;
}

.post-title a:hover {
    color: var(--gold-color);
}

.post-excerpt {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
    flex: 1;
}

.post-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
    color: #999;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.post-meta i {
    color: var(--gold-color);
    margin-right: 0.3rem;
}

/* ========== Sidebar Widgets ========== */
.sidebar-widget {
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(13,77,77,0.08);
    margin-bottom: 2rem;
    border: 1px solid rgba(212,175,55,0.15);
    transition: all 0.3s ease;
}

.sidebar-widget:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(13,77,77,0.12);
    border-color: var(--gold-color);
}

.widget-title {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--gold-color);
    color: #1a1a1a;
    position: relative;
}

.widget-title::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 60px;
    height: 3px;
    background: rgba(13, 77, 77, 0.4);
}

/* About Widget */
.about-widget {
    text-align: center;
}

.about-widget img {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    border: 5px solid var(--gold-color);
    box-shadow: 0 6px 20px rgba(212,175,55,0.3);
    object-fit: cover;
    transition: transform 0.3s;
}

.about-widget:hover img {
    transform: scale(1.05);
}

.about-widget p {
    font-size: 1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 1.5rem;
}

/* Category List */
.category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-list li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s;
}

.category-list li:last-child {
    border-bottom: none;
}

.category-list li:hover {
    padding-left: 1rem;
    background: rgba(212,175,55,0.05);
    margin: 0 -2rem;
    padding-left: calc(1rem + 2rem);
    padding-right: 2rem;
    border-radius: 8px;
}

.category-list a {
    color: var(--text-color);
    text-decoration: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.3s;
}

.category-list a:hover {
    color: var(--gold-color);
}

.category-list .count {
    background: var(--gold-color);
    color: #1a1a1a;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 700;
    min-width: 35px;
    text-align: center;
}

/* Tag Cloud */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.tag {
    display: inline-block;
    padding: 0.6rem 1.3rem;
    background: var(--light-bg);
    border-radius: 25px;
    font-size: 0.85rem;
    color: #1a1a1a;
    text-decoration: none;
    transition: all 0.3s;
    border: 2px solid transparent;
    font-weight: 500;
}

.tag:hover {
    background: var(--gold-color);
    color: var(--primary-dark);
    border-color: var(--gold-color);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(212,175,55,0.3);
}

/* ========== Footer ========== */
.main-footer {
    background: linear-gradient(135deg, #f8f9fa 0%, #e8e8e8 100%);
    color: #1a1a1a;
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
    position: relative;
    border-top: 2px solid rgba(13, 77, 77, 0.2);
}

.main-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold-color), var(--gold-light), var(--gold-color));
}

.footer-widget h5 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    color: #1a1a1a;
}

.footer-widget p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #666;
}

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

.footer-widget ul li {
    margin-bottom: 0.8rem;
}

.footer-widget a {
    color: #666;
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
}

.footer-widget a:hover {
    color: var(--gold-color);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(0,0,0,0.05);
    color: #1a1a1a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s;
    border: 2px solid transparent;
    padding: 0;
}

.social-links a:hover {
    background: var(--gold-color);
    color: #1a1a1a;
    transform: translateY(-5px);
    border-color: var(--gold-light);
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    margin-top: 2rem;
    border-top: 1px solid rgba(0,0,0,0.1);
    color: #999;
    font-size: 0.9rem;
}

/* ========== Pagination ========== */
.pagination {
    margin-top: 2rem;
}

.pagination .page-link {
    color: var(--primary-color);
    border-color: var(--border-color);
    transition: all 0.3s;
    font-weight: 600;
}

.pagination .page-link:hover {
    background: var(--gold-color);
    color: var(--primary-dark);
    border-color: var(--gold-color);
}

.pagination .page-item.active .page-link {
    background: var(--gold-color);
    border-color: var(--gold-color);
    color: var(--primary-dark);
}

.pagination .page-item.disabled .page-link {
    color: #999;
    border-color: var(--border-color);
}

/* ========== Single Post Page ========== */
.post-header {
    text-align: center;
    padding: 3rem 0;
    border-bottom: 3px solid var(--gold-color);
    margin-bottom: 3rem;
}

.post-header .post-category {
    font-size: 1rem;
    margin-bottom: 1rem;
}

.post-header .post-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #1a1a1a;
}

.post-header .post-meta {
    justify-content: center;
    border-top: none;
    padding-top: 0;
}

.post-body {
    padding: 3rem 0;
    font-size: 1.1rem;
    line-height: 1.9;
}

.post-body h2,
.post-body h3,
.post-body h4 {
    color: #1a1a1a;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.post-body h2 {
    font-size: 2rem;
    border-bottom: 2px solid var(--gold-color);
    padding-bottom: 0.5rem;
}

.post-body h3 {
    font-size: 1.6rem;
}

.post-body h4 {
    font-size: 1.3rem;
}

.post-body p {
    margin-bottom: 1.5rem;
}

.post-body img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 2rem 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.post-body blockquote {
    border-left: 4px solid var(--gold-color);
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: #666;
}

.post-body ul,
.post-body ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.post-body li {
    margin-bottom: 0.5rem;
}

/* ========== Contact Form ========== */
.contact-form {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(13,77,77,0.1);
    border: 1px solid rgba(212,175,55,0.2);
}

.form-label {
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

.form-control {
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: all 0.3s;
}

.form-control:focus {
    border-color: var(--gold-color);
    box-shadow: 0 0 0 0.2rem rgba(212,175,55,0.25);
}

.btn-primary {
    background: var(--gold-color);
    border-color: var(--gold-color);
    color: #1a1a1a;
    font-weight: 600;
    padding: 0.8rem 2rem;
    transition: all 0.3s;
    border-radius: 8px;
}

.btn-primary:hover {
    background: var(--gold-dark);
    border-color: var(--gold-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(212,175,55,0.3);
}

/* ========== About Page ========== */
.about-content {
    font-size: 1.1rem;
    line-height: 1.9;
}

.about-content h2 {
    color: #1a1a1a;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

/* SVG Decorative Elements */
.svg-decoration {
    position: absolute;
    pointer-events: none;
    z-index: 0;
    opacity: 0.1;
}

.svg-decoration svg {
    width: 100%;
    height: 100%;
}

/* Section with SVG Background */
.section-with-svg {
    position: relative;
    overflow: hidden;
}

/* ========== Responsive ========== */
@media (max-width: 992px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .site-logo {
        height: 60px;
    }
    
    .site-title {
        font-size: 2rem;
    }
    
    .hero-section {
        min-height: 90vh;
    }
    
    .hero-background-image {
        background-attachment: scroll;
    }
    
    .hero-header {
        padding: 2rem 0 1.5rem;
    }
    
    .hero-header-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
        padding: 0 1.5rem;
    }
    
    .hero-logo {
        height: 70px;
        width: 70px;
    }
    
    .hero-site-title {
        font-size: 2rem;
    }
    
    .hero-site-tagline {
        font-size: 0.9rem;
    }
    
    .hero-nav-links {
        padding: 0 1.5rem;
    }
    
    .hero-nav-link {
        font-size: 0.7rem;
    }
    
    /* Main content căn giữa (dọc + ngang) khi responsive */
    .hero-section > .container {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .hero-content {
        padding: 4rem 0 6rem;
    }
    
    .hero-title-elegant {
        font-size: 4rem;
    }
    
    .hero-tagline {
        font-size: 1.5rem;
    }
    
    .hero-bottom-content {
        padding: 0 1.5rem;
    }
    
    .featured-title-modern {
        font-size: 2rem;
    }
    
    .featured-content-modern {
        padding: 2rem;
    }
    
    .author-name {
        font-size: 2rem;
    }
    
    .author-content {
        padding-left: 0;
        padding-top: 2rem;
    }
    
    .section-title-modern {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .site-title {
        font-size: 1.5rem;
    }
    
    .site-tagline {
        font-size: 0.9rem;
    }
    
    .hero-section {
        min-height: 100vh;
    }
    
    .hero-background-image {
        background-attachment: scroll;
    }
    
    .hero-header {
        padding: 1.5rem 0 1rem;
    }
    
    .hero-header-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
        padding: 0 1rem;
    }
    
    .hero-logo {
        height: 60px;
        width: 60px;
    }
    
    .hero-site-title {
        font-size: 1.5rem;
    }
    
    .hero-site-tagline {
        font-size: 0.85rem;
    }
    
    .hero-top-nav {
        padding: 1.5rem 0;
    }
    
    .hero-nav-links {
        flex-direction: column;
        gap: 1rem;
        padding: 0 1rem;
    }
    
    .hero-nav-link {
        font-size: 0.65rem;
    }
    
    .hero-content {
        padding: 3rem 1rem 5rem;
    }
    
    .hero-badge-minimal {
        font-size: 0.65rem;
        letter-spacing: 2px;
        margin-bottom: 2.5rem;
    }
    
    .hero-title-elegant {
        font-size: 2.2rem;
        line-height: 1.2;
        margin-bottom: 1.5rem;
    }
    
    .title-main,
    .title-sub {
        display: block;
    }
    
    .hero-tagline {
        font-size: 1rem;
        margin-bottom: 1rem;
    }
    
    .hero-bottom-info {
        padding: 2rem 0;
    }
    
    /* Giữ hero date và hero scroll trên cùng 1 dòng (flex row) khi responsive */
    .hero-bottom-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 1rem;
        padding: 0 1rem;
    }
    
    .date-label {
        font-size: 0.65rem;
    }
    
    .date-value {
        font-size: 0.9rem;
    }
    
    .hero-scroll-minimal {
        font-size: 0.7rem;
    }
    
    .featured-post-modern {
        padding: 3rem 0;
    }
    
    .featured-image-wrapper {
        min-height: 350px;
        border-radius: 15px;
    }
    
    .featured-content-modern {
        padding: 1.5rem;
    }
    
    .featured-title-modern {
        font-size: 1.8rem;
    }
    
    .featured-excerpt-modern {
        font-size: 1rem;
    }
    
    .author-highlight {
        padding: 3rem 0;
    }
    
    .author-image-wrapper img {
        width: 220px;
        height: 220px;
    }
    
    .author-name {
        font-size: 1.8rem;
    }
    
    .author-bio {
        font-size: 1rem;
    }
    
    .section-title-modern {
        font-size: 1.8rem;
    }
    
    .section-description {
        font-size: 1rem;
    }
    
    .post-thumbnail-modern {
        height: 220px;
    }
    
    .post-title-modern {
        font-size: 1.3rem;
    }
    
    .featured-post {
        height: 400px;
    }
    
    .featured-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .post-header .post-title {
        font-size: 1.8rem;
    }
    
    .post-body {
        font-size: 1rem;
    }
    
    .post-body h2 {
        font-size: 1.6rem;
    }
}

/* ========== Nút toggle menu PC (góc dưới phải, cao hơn nút assistant) ========== */
.menu-toggle-pc {
    display: none;
    position: fixed;
    bottom: 155px;
    right: 30px;
    width: 50px;
    height: 50px;
    align-items: center;
    justify-content: center;
    background: #fff;
    color: #1a1a1a;
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.12);
    z-index: 999;
    transition: transform 0.3s, box-shadow 0.3s;
}

.menu-toggle-pc:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
}

.menu-toggle-pc .navbar-toggler-icon,
.menu-toggle-pc i {
    filter: none;
    color: #1a1a1a;
}

@media (min-width: 992px) {
    .menu-toggle-pc {
        display: flex;
    }
}

@media (max-width: 991px) {
    .menu-toggle-pc {
        display: none !important;
    }
}

/* ========== Cookie consent bar ========== */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(13, 77, 77, 0.97);
    color: #fff;
    padding: 1rem 1.5rem;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
    z-index: 1040;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}
.cookie-consent.show {
    transform: translateY(0);
}
.cookie-consent-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    justify-content: space-between;
}
.cookie-consent-text {
    flex: 1;
    min-width: 260px;
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
    opacity: 0.95;
}
.cookie-consent-btn {
    flex-shrink: 0;
    padding: 0.5rem 1.25rem;
    background: var(--gold-color);
    color: #0d4d4d;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
}
.cookie-consent-btn:hover {
    background: #e6c235;
    transform: translateY(-1px);
}

/* ========== AI Assistant FAB + bubble (thay nút scroll to top) ========== */
.assistant-fab-wrapper {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}
.assistant-fab {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    background: #1a1a1a;
    color: #fff;
    font-size: 1.4rem;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s, box-shadow 0.3s;
    opacity: 0;
    visibility: hidden;
}
.assistant-fab.show {
    opacity: 1;
    visibility: visible;
}
.assistant-fab:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
    background: #2d2d2d;
    color: #fff;
}
.assistant-bubble {
    position: absolute;
    bottom: calc(100% + 12px);
    right: 0;
    min-width: 260px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.18);
    padding: 0.5rem 0;
    z-index: 2;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
    pointer-events: none;
}
.assistant-bubble.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}
.assistant-fab-wrapper .assistant-fab {
    position: relative;
    z-index: 1;
}
.assistant-fab-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    line-height: 0;
}
.assistant-fab-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}
.assistant-bubble-title {
    padding: 0.6rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: #666;
    border-bottom: 1px solid #eee;
}
.assistant-bubble-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
    padding: 0.75rem 1rem;
    border: none;
    background: none;
    font-size: 0.95rem;
    color: #1a1a1a;
    text-align: left;
    cursor: pointer;
    transition: background 0.2s;
}
.assistant-bubble-item:hover {
    background: rgba(13, 77, 77, 0.08);
    color: #0d4d4d;
}
.assistant-bubble-item i {
    width: 22px;
    text-align: center;
    color: var(--gold-color);
}
#readPostsModalBody .list-group-item {
    border-left: 0;
    border-right: 0;
}
#readPostsModalBody .list-group-item:first-child {
    border-top: 0;
}
/* y2026_sminvest: blog-simple palette (yellow/green) */
:root {
  --aas-green: #0f5b45;
  --aas-green-2: #0b3f32;
  --aas-yellow: #e2b93b;
  --aas-cream: #fff9ea;
}
.hero-overlay-gradient { background: linear-gradient(135deg, rgba(11,63,50,.88), rgba(15,91,69,.78)); }
.hero-top-nav, .main-footer { background: var(--aas-green-2); }
.hero-site-title, .hero-badge-minimal, .post-category-badge { color: var(--aas-yellow) !important; }
.hero-site-tagline, .mobile-bar-tagline { color: #d7ece5; }
.navbar-mobile, .cookie-consent { background: var(--aas-green); }
.section-blog-simple .sidebar-box,
.post-card-modern,
.blog-categories {
  border: 1px solid #e8ddba;
  border-radius: 12px;
  background: #fff;
}
.post-read-link,
.pagination .active a,
.pagination .active span,
.btn-primary {
  background: var(--aas-yellow);
  color: #23342f;
  border-color: var(--aas-yellow);
}
.post-read-link:hover,
.btn-primary:hover {
  background: #caa022;
  border-color: #caa022;
  color: #1f2b27;
}
.page-hero { background-color: var(--aas-green-2); }
.page-hero__title, .post-title-modern a:hover { color: var(--aas-green-2); }
.blog-sidebar .new-post-list-widget .title,
.blog-categories .card-title {
  color: var(--aas-green-2);
  border-bottom: 2px solid var(--aas-yellow);
}