/*
Theme Name: TravelLite Affiliate
Theme URI: http://affilate.local/
Author: Antigravity Assistant
Author URI: http://affilate.local/
Description: Premium Custom Theme for Travel Affiliate Marketing. Fast, Modern, and Built without heavy page builders. Features CSS Grid/Flexbox and minimal micro-animations.
Version: 2.0.0
Text Domain: travellite
*/

/* --- 1. DESIGN TOKENS (Variables) --- */
:root {
  /* Colors - Vietnamese Nature Palette */
  --primary: #204b38; /* Dark Forest Green */
  --primary-light: #d6e6df;
  --secondary: #f6b022; /* Golden Sun */
  --text-main: #111111;
  --text-muted: #666666;
  --bg-light: #f9fbfc;
  --bg-white: #ffffff;
  --border-light: #eaeaea;
  
  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ===== PREMIUM SIDEBAR STYLES ===== */
#secondary .widget {
    margin-bottom: 40px;
}

#secondary .widget-title {
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #999;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
}

#secondary .widget-title::after {
    content: "";
    flex: 1;
    height: 1px;
    background: #f0f0f0;
}

/* Service Sidebar Card Style */
.widget-area section[id*="service-sidebar"] {
    background: #fff;
    border-radius: 30px !important;
    padding: 35px !important;
    box-shadow: 0 20px 50px rgba(0,0,0,0.06);
    border: 1px solid #f0f0f0;
}

/* Premium Buttons in Sidebar */
.btn-premium {
    display: block;
    background: linear-gradient(135deg, #f6b022 0%, #e67e22 100%);
    color: #111 !important;
    text-align: center;
    padding: 18px;
    border-radius: 20px;
    font-weight: 900;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 10px 30px rgba(246,176,34,0.3);
    letter-spacing: 0.5px;
}

.btn-premium:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 40px rgba(246,176,34,0.45);
}

/* Trending List Style */
.trending-item {
    display: flex;
    gap: 18px;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f9f9f9;
    transition: transform 0.3s;
}

.trending-item:hover {
    transform: translateX(8px);
}

.trending-thumb {
    flex: 0 0 75px;
    height: 75px;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

/* --- 2. RESET & BASE --- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  background-color: var(--bg-white);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }

.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- 3. HEADER PREMIUM (Fixed & Glassmorphism) --- */
.site-header {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  position: fixed; /* Chuyển sang fixed để chắc chắn sticky */
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  transition: var(--transition);
}

/* Đẩy nội dung xuống để không bị Header che mất */
body { padding-top: 125px; } /* 85px navbar + top bar approx */
.home body { padding-top: 0; } /* Trang chủ Hero nằm dưới Header nên không cần padding */
.home .site-header { background: rgba(255, 255, 255, 0.9); }


.main-navigation ul { 
    list-style:none; padding:0; margin:0; 
    display:flex; 
    align-items:center;
    justify-content:center;
    gap:25px; /* Khoảng cách bằng nhau tuyệt đối giữa các mục */
    height:80px;
}

.main-navigation li {
    display: block;
    height: 100%;
}

.main-navigation li > a, .main-navigation li > span.nav-link { 
    color:#222; 
    text-decoration:none; 
    transition:all 0.2s; 
    cursor:pointer; 
    display:inline-flex; 
    align-items:center; 
    height:100%;
    font-weight:700;
    font-size:0.95rem;
    position: relative;
    white-space: nowrap;
}

.main-navigation li:hover > a, .main-navigation li:hover > span.nav-link { 
    color:var(--primary); 
}

/* 4. MEGA MENU PREMIUM UI - 3-LEVEL TABBED */
:root {
    --mega-bg: #fff;
    --mega-sidebar: #f8faf9;
    --mega-primary: #103929; /* Moss Green */
    --mega-accent: #204b38;
    --mega-text: #1a1a1a;
    --mega-gray: #666;
    --mega-border: #f0f3f1;
    --mega-shadow: 0 40px 100px rgba(0,0,0,0.18);
}

.has-mega-menu {
    position: static !important;
}

.mega-menu-panel {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--mega-bg);
    box-shadow: var(--mega-shadow);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.4s cubic-bezier(0.19, 1, 0.22, 1);
    border-top: 1px solid var(--mega-border);
}

.has-mega-menu:hover .mega-menu-panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.mega-grid {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 0;
    min-height: 350px;
}

/* SIDEBAR - TABS */
.mega-sidebar {
    background: var(--mega-sidebar);
    padding: 15px 0;
    border-right: 1px solid var(--mega-border);
}

.mega-sidebar h4 {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: #94a39d;
    margin-bottom: 20px;
    padding: 0 35px;
    font-weight: 800;
    white-space: nowrap;
}

.mega-tabs-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mega-tabs-nav li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 35px 12px 40px; /* Cố định padding để text không nhảy */
    cursor: pointer;
    transition: background 0.3s, color 0.3s;
    position: relative;
    white-space: nowrap;
}

.mega-tabs-nav li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: var(--mega-accent);
    transition: 0.3s;
    z-index: 2;
}

.mega-tabs-nav li a {
    color: var(--mega-gray);
    font-weight: 600;
    text-decoration: none;
    font-size: 1.05rem;
    transition: color 0.3s;
    letter-spacing: -0.2px;
}

.mega-tabs-nav li svg {
    color: var(--mega-accent);
    opacity: 0;
    transform: translateX(-10px);
    transition: 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.mega-tabs-nav li:hover, .mega-tabs-nav li.active {
    background: #fff;
    /* KHÔNG THAY ĐỔI PADDING Ở ĐÂY ĐỂ TRÁNH TEXT SHIFT */
}

.mega-tabs-nav li.active::before {
    width: 5px;
}

.mega-tabs-nav li:hover a, .mega-tabs-nav li.active a {
    color: var(--mega-primary);
    font-weight: 800;
}

.mega-tabs-nav li:hover svg, .mega-tabs-nav li.active svg {
    opacity: 1;
    transform: translateX(0);
}

/* CONTENT - GRID */
.mega-content {
    padding: 15px 45px 30px;
    background: #fff;
}

.mega-tab-pane {
    display: none;
}

.mega-tab-pane.active {
    display: block;
    animation: megaSlideIn 0.6s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

@keyframes megaSlideIn {
    from { opacity: 0; transform: translateY(15px); filter: blur(4px); }
    to { opacity: 1; transform: translateY(0); filter: blur(0); }
}

.mega-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.mega-card {
    display: block;
    text-decoration: none;
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: 190px;
    background: #eee;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.mega-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.7s;
}

.mega-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(16,57,41,0) 40%, rgba(16,57,41,0.95) 100%);
    transition: 0.4s;
    opacity: 0.85;
}

.mega-card-info {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    z-index: 5;
}

.mega-card-title {
    color: #fff;
    font-weight: 800;
    font-size: 1.1rem;
    display: block;
    transform: translateY(5px);
    transition: 0.4s;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.mega-card-tag {
    font-size: 0.65rem;
    text-transform: uppercase;
    color: rgba(255,255,255,0.7);
    letter-spacing: 1.5px;
    font-weight: 700;
    opacity: 0;
    transform: translateY(10px);
    transition: 0.4s;
}

.mega-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(16,57,41,0.25);
}

.mega-card:hover img {
    transform: scale(1.15);
}

.mega-card:hover .mega-card-overlay {
    background: linear-gradient(180deg, rgba(32,75,56,0.3) 0%, rgba(16,57,41,1) 100%);
}

.mega-card:hover .mega-card-title {
    transform: translateY(0);
}

.mega-card:hover .mega-card-tag {
    opacity: 1;
    transform: translateY(0);
}


/* Fix hover bridge */
.mega-menu-panel::before {
    content: "";
    position: absolute;
    top: -20px;
    left: 0;
    width: 100%;
    height: 25px;
    background: transparent;
    z-index: -1;
}

.has-mega-menu:hover .mega-menu-panel { 
    opacity: 1 !important; 
    visibility: visible !important; 
    transform: translateY(0); 
    pointer-events: auto;
}


.mega-grid { display: grid; grid-template-columns: 1.2fr 3.8fr; gap: 40px; }
.mega-sidebar { border-right: 1px solid #f0f0f0; padding-right: 40px; }
.mega-sidebar h4 { font-size: 1.1rem; font-weight: 800; color: #111; margin: 0 0 15px 0; }
.mega-sidebar ul { display: block !important; }
.mega-sidebar li { margin-bottom: 12px; }
.mega-sidebar li a { 
    height: auto !important; font-size: 0.95rem !important; color: #555 !important; 
    font-weight: 600 !important; transition: 0.2s;
}
.mega-sidebar li a:hover { color: var(--primary) !important; padding-left: 5px; }

.mega-card:hover .mega-img { transform: scale(1.08); }
.mega-card:hover .mega-overlay { background:linear-gradient(180deg, rgba(0,0,0,0) 20%, rgba(32,75,56,0.95) 100%); }

/* --- 5. INLINE SEARCH HEADER --- */
.search-wrapper { display: flex; align-items: center; position: relative; }
.search-box-header { 
    position: absolute;
    right: 55px; 
    top: 50%;
    transform: translateY(-50%);
    width: 0; 
    opacity: 0; 
    overflow: hidden; 
    transition: all 0.4s cubic-bezier(0.19, 1, 0.22, 1); 
    display: flex; 
    align-items: center; 
    z-index: 10;
    pointer-events: none;
}
.search-box-header.active { 
    width: 300px; 
    opacity: 1; 
    pointer-events: auto;
}
.search-box-header input {
    width: 100%; border: 1.5px solid var(--primary); border-radius: 30px; 
    padding: 10px 20px; font-size: 0.95rem; font-weight: 600; color: #111; 
    outline: none; background: #fff; 
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

/* Slider Essentials */
.hero-slide { opacity: 0; transition: opacity 1.5s ease-in-out; }
.hero-slide.active { opacity: 1 !important; }

/* Responsive */
.hide-desktop { display: none !important; }

@media (max-width: 992px) {
  .container { padding: 0 20px; }
  .hide-mobile { display: none !important; }
  .hide-desktop { display: flex !important; }
  
  /* Mobile Nav Logic */
  .main-navigation {
      position: fixed;
      top: 125px; /* Dưới Header */
      left: 0;
      width: 100%;
      height: 0;
      background: #fff;
      overflow: hidden;
      transition: 0.4s cubic-bezier(0.19, 1, 0.22, 1);
      flex-direction: column;
      z-index: 9998;
      box-shadow: 0 10px 20px rgba(0,0,0,0.05);
  }
  .main-navigation.mobile-active {
      height: 350px; /* Chiều cao menu mobile */
      padding: 20px 0;
  }
  .main-navigation ul {
      flex-direction: column;
      gap: 0;
      width: 100%;
  }
  .main-navigation li { width: 100%; border-bottom: 1px solid #f5f5f5; }
  .main-navigation li > a, .main-navigation li > span.nav-link {
      height: 60px;
      padding: 0 24px;
      width: 100%;
      justify-content: flex-start;
  }
  
  /* Disable mega menu on mobile for simplicity */
  .mega-menu-panel { display: none !important; }
  .has-mega-menu { position: relative !important; }
}

@media (max-width: 768px) {
  html { font-size: 14px; }
  body { padding-top: 110px; }
  .main-navigation { top: 110px; }
}