/*
Theme Name: LetoCredit - Đề Xuất Khoản Vay
Theme URI: https://letocredit.online/
Author: LetoCredit Dev Team
Description: Giao diện website đề xuất và so sánh khoản vay trực tuyến uy tín cho thương hiệu LetoCredit. Tích hợp máy tính ước tính khoản vay, bảng xếp hạng các đối tác tài chính hàng đầu, AI smart loan matcher và các đề xuất vay theo nhu cầu.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.1
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: letocredit
*/

/* ==========================================================================
   1. RESET & CSS VARIABLES
   ========================================================================== */
:root {
  --primary: #0052FF;
  --primary-hover: #003ECC;
  --primary-dark: #002B99;
  --primary-light: #EBF2FF;
  --primary-glow: rgba(0, 82, 255, 0.35);

  --accent: #FF6600;
  --accent-hover: #E65500;
  --accent-light: #FFF2E8;
  --accent-glow: rgba(255, 102, 0, 0.35);

  --success: #10B981;
  --success-dark: #059669;
  --success-light: #ECFDF5;

  --warning: #F59E0B;
  --warning-light: #FEF3C7;

  --danger: #EF4444;
  --danger-light: #FEF2F2;

  --dark-navy: #0A192F;
  --dark-navy-alt: #0D213F;
  --dark-hero: #071326;

  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 40px -5px rgba(0, 0, 0, 0.15), 0 10px 15px -5px rgba(0, 0, 0, 0.04);
  --shadow-primary: 0 10px 30px -5px rgba(0, 82, 255, 0.3);
  --shadow-accent: 0 10px 25px -5px rgba(255, 102, 0, 0.35);

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--gray-50);
  color: var(--gray-800);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a:hover {
  color: var(--primary-hover);
}

img, svg {
  vertical-align: middle;
  max-width: 100%;
  height: auto;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  outline: none;
  border: none;
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   2. REUSABLE UTILITIES & LAYOUT
   ========================================================================== */
.leto-container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.leto-container-sm {
  max-width: 860px;
}

.leto-section {
  padding: 64px 0;
  position: relative;
}

.leto-section-alt {
  background-color: #FFFFFF;
}

.leto-section-dark {
  background: linear-gradient(135deg, var(--dark-navy) 0%, var(--dark-navy-alt) 100%);
  color: #FFFFFF;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--primary-light);
  color: var(--primary);
  font-size: 0.825rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}

.section-tag.tag-accent {
  background-color: var(--accent-light);
  color: var(--accent);
}

.section-tag.tag-white {
  background: rgba(255, 255, 255, 0.15);
  color: #93C5FD;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.25;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  color: #FFFFFF !important;
  box-shadow: 0 4px 14px rgba(0, 82, 255, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary-dark) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 82, 255, 0.45);
}

.btn-accent {
  background: linear-gradient(135deg, #FF6600 0%, #FF8533 100%);
  color: #FFFFFF !important;
  box-shadow: var(--shadow-accent);
}

.btn-accent:hover {
  background: linear-gradient(135deg, #E65500 0%, #FF6600 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 102, 0, 0.45);
}

.btn-white {
  background: #FFFFFF;
  color: var(--primary) !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.btn-white:hover {
  background: #F8FAFC;
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.2);
}

.btn-outline {
  background: transparent;
  color: var(--gray-700);
  border: 1.5px solid var(--gray-300);
}

.btn-outline:hover {
  background: var(--gray-100);
  border-color: var(--gray-400);
}

.btn-sm {
  font-size: 0.85rem;
  padding: 8px 18px;
}

.btn-lg {
  font-size: 1.05rem;
  padding: 16px 32px;
}

.btn-block {
  display: flex;
  width: 100%;
}

/* ==========================================================================
   3. SITE HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  transition: all var(--transition-normal);
}

.site-header.is-scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.45rem;
  color: var(--gray-900);
  letter-spacing: -0.03em;
}

.site-logo:hover {
  color: var(--gray-900);
}

.logo-symbol {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #0052FF 0%, #00C853 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(0, 82, 255, 0.35);
  font-size: 1.25rem;
  font-weight: 900;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-name {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--gray-900);
}

.logo-name span {
  color: var(--primary);
}

.logo-sub {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--gray-500);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 3px;
}

/* Nav Links */
.main-nav .nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav .nav-links a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gray-700);
  position: relative;
  padding: 6px 0;
}

.main-nav .nav-links a:hover {
  color: var(--primary);
}

.main-nav .nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width var(--transition-fast);
}

.main-nav .nav-links a:hover::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-toggle {
  display: none;
  background: transparent;
  font-size: 1.5rem;
  color: var(--gray-800);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* Mobile Nav Drawer */
.mobile-nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1001;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.mobile-nav-backdrop.open {
  display: block;
  opacity: 1;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100%;
  background: #FFFFFF;
  z-index: 1002;
  box-shadow: -5px 0 25px rgba(0, 0, 0, 0.15);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: right var(--transition-normal);
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-nav-close {
  align-self: flex-end;
  background: var(--gray-100);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-bottom: 20px;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-nav-links a {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gray-800);
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-100);
}

/* ==========================================================================
   4. HERO SECTION WITH LOAN CALCULATOR
   ========================================================================== */
.hero-section {
  background: linear-gradient(135deg, #071326 0%, #0A1E3C 50%, #0D2D5E 100%);
  color: #FFFFFF;
  padding: 70px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -150px;
  right: -150px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 82, 255, 0.35) 0%, rgba(0, 82, 255, 0) 70%);
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 200, 83, 0.2) 0%, rgba(0, 200, 83, 0) 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 2.85rem;
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 20px;
  letter-spacing: -0.025em;
  color: #FFFFFF;
}

.hero-content h1 span {
  background: linear-gradient(135deg, #60A5FA 0%, #34D399 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
  margin-top: 6px;
}

.hero-content p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.65;
  margin-bottom: 28px;
  max-width: 540px;
}

.hero-trust-badges {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.95);
}

.trust-item svg {
  color: #34D399;
  flex-shrink: 0;
}

.hero-top-leto-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(0, 82, 255, 0.25) 0%, rgba(16, 185, 129, 0.25) 100%);
  border: 1px solid rgba(52, 211, 153, 0.5);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  color: #E2E8F0;
}

.hero-top-leto-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #10B981;
  border-radius: 50%;
  box-shadow: 0 0 10px #10B981;
  animation: pulseAnimation 2s infinite;
}

@keyframes pulseAnimation {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Interactive Loan Calculator Card */
.hero-calc {
  position: relative;
}

.calc-card {
  background: #FFFFFF;
  color: var(--gray-900);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(255, 255, 255, 0.1);
  position: relative;
}

.calc-header {
  margin-bottom: 22px;
  border-bottom: 1px solid var(--gray-100);
  padding-bottom: 16px;
}

.calc-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--gray-900);
}

.calc-title .leto-tag {
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-weight: 700;
}

.calc-sub {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-top: 4px;
}

.calc-group {
  margin-bottom: 20px;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}

.calc-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--gray-700);
}

.calc-value-display {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.02em;
}

/* Range Input Styling */
.calc-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--gray-200);
  outline: none;
  cursor: pointer;
  margin-bottom: 8px;
}

.calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 82, 255, 0.4);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.calc-range::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.calc-range::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 82, 255, 0.4);
  cursor: pointer;
}

.range-min-max {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-400);
}

/* Quick Pills */
.quick-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.pill-btn {
  background: var(--gray-100);
  color: var(--gray-700);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pill-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.pill-btn.active {
  background: var(--primary);
  color: #FFFFFF;
}

/* Calc Summary */
.calc-summary {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 22px;
  border: 1px solid var(--gray-200);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: var(--gray-600);
  padding: 6px 0;
}

.summary-row:not(:last-child) {
  border-bottom: 1px dashed var(--gray-200);
}

.summary-row.total {
  padding-top: 10px;
  font-weight: 700;
  color: var(--gray-900);
}

.summary-row.total .val {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--success-dark);
}

/* ==========================================================================
   5. LOAN RANKING & COMPARISON (TOP APPS - LETOCREDIT #1)
   ========================================================================== */
.filter-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}

.filter-btn {
  background: #FFFFFF;
  color: var(--gray-700);
  font-size: 0.88rem;
  font-weight: 700;
  padding: 9px 20px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--gray-200);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(0, 82, 255, 0.25);
}

.loan-cards-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* General Loan Card */
.loan-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.loan-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gray-300);
}

/* TOP 1 - LETOCREDIT FEATURED CARD SPECIAL STYLING */
.loan-card.is-top-1 {
  border: 2px solid var(--primary);
  box-shadow: 0 8px 30px rgba(0, 82, 255, 0.15);
  background: #FFFFFF;
}

.loan-card.is-top-1:hover {
  box-shadow: 0 12px 35px rgba(0, 82, 255, 0.22);
}

.featured-top-badge {
  background: linear-gradient(135deg, #0052FF 0%, #0036B3 100%);
  color: #FFFFFF;
  font-size: 0.825rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  padding: 6px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.featured-top-badge .badge-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.featured-top-badge .badge-tag {
  background: rgba(255, 255, 255, 0.2);
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.loan-card-body {
  padding: 24px;
  display: grid;
  grid-template-columns: 280px 1fr 220px;
  gap: 24px;
  align-items: center;
}

/* Partner Info */
.partner-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.partner-logo-box {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  font-weight: 900;
  color: #FFFFFF;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.partner-logo-box .top-rank-badge {
  position: absolute;
  top: -6px;
  left: -6px;
  width: 22px;
  height: 22px;
  background: #FFB800;
  color: #000000;
  font-size: 0.7rem;
  font-weight: 900;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #FFFFFF;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.partner-details h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.partner-tagline {
  font-size: 0.825rem;
  color: var(--gray-500);
  line-height: 1.4;
  margin-bottom: 8px;
}

.partner-badge-pill {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

/* Specs Grid */
.loan-specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  background: var(--gray-50);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-100);
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-400);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.spec-value {
  font-size: 0.975rem;
  font-weight: 800;
  color: var(--gray-800);
}

.spec-value.rate-zero {
  color: var(--accent);
}

.spec-value.highlight {
  color: var(--success-dark);
}

/* Action Column */
.loan-action-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: center;
}

.btn-loan-cta {
  width: 100%;
  padding: 13px 18px;
  font-size: 0.95rem;
  font-weight: 800;
}

.btn-details-toggle {
  background: transparent;
  color: var(--gray-500);
  font-size: 0.8rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.btn-details-toggle:hover {
  color: var(--primary);
}

.btn-details-toggle svg {
  transition: transform var(--transition-fast);
}

.btn-details-toggle.open svg {
  transform: rotate(180deg);
}

/* Expandable Details */
.loan-card-expand {
  display: none;
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
  padding: 24px;
  animation: fadeIn 0.25s ease;
}

.loan-card-expand.open {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.expand-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
}

.expand-col h4 {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pros-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pros-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--gray-700);
  line-height: 1.45;
}

.pros-list li svg {
  color: var(--success);
  flex-shrink: 0;
  margin-top: 2px;
}

.loan-example-box {
  background: #FFFFFF;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  border-left: 3px solid var(--primary);
  font-size: 0.85rem;
  color: var(--gray-700);
  line-height: 1.5;
}

/* ==========================================================================
   6. VỀ THƯƠNG HIỆU LETOCREDIT (LETOCREDIT SHOWCASE SECTION)
   ========================================================================== */
.about-leto-card {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  margin-bottom: 32px;
}

.about-leto-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  gap: 40px;
  padding: 48px;
  align-items: center;
}

.about-leto-content h3 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 16px;
  line-height: 1.3;
}

.about-leto-content h3 span {
  color: var(--primary);
}

.about-leto-content p {
  font-size: 1rem;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 24px;
}

.leto-benefits-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.leto-benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--gray-50);
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-100);
  transition: all var(--transition-fast);
}

.leto-benefit-item:hover {
  background: #FFFFFF;
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.leto-benefit-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.leto-benefit-text strong {
  display: block;
  font-size: 0.925rem;
  color: var(--gray-900);
  margin-bottom: 2px;
}

.leto-benefit-text span {
  font-size: 0.8rem;
  color: var(--gray-500);
  line-height: 1.4;
}

/* VIP LetoCredit Card */
.leto-vip-box {
  background: linear-gradient(145deg, #0A192F 0%, #0D2D5E 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  box-shadow: 0 15px 35px rgba(0, 82, 255, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.leto-vip-box::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, #0052FF, #10B981, #FF6600);
  border-radius: calc(var(--radius-lg) + 2px);
  z-index: -1;
  opacity: 0.7;
}

.leto-vip-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding-bottom: 16px;
}

.leto-vip-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.leto-vip-logo {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #0052FF 0%, #10B981 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  font-weight: 900;
  color: #FFFFFF;
}

.leto-vip-title {
  font-size: 1.3rem;
  font-weight: 800;
  line-height: 1.1;
}

.leto-vip-sub {
  font-size: 0.75rem;
  color: #94A3B8;
  margin-top: 2px;
}

.leto-vip-badge {
  background: rgba(16, 185, 129, 0.2);
  color: #34D399;
  border: 1px solid rgba(52, 211, 153, 0.4);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.leto-vip-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 24px;
  background: rgba(255, 255, 255, 0.06);
  padding: 16px;
  border-radius: var(--radius-md);
}

.leto-spec-col span {
  display: block;
  font-size: 0.75rem;
  color: #94A3B8;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 4px;
}

.leto-spec-col strong {
  font-size: 1.05rem;
  color: #FFFFFF;
  font-weight: 800;
}

.leto-spec-col strong.highlight-green {
  color: #34D399;
}

.leto-spec-col strong.highlight-orange {
  color: #FF8533;
}

/* 3 Pillars Below */
.leto-pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.leto-pillar-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.leto-pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.leto-pillar-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.leto-pillar-card h4 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.leto-pillar-card p {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .about-leto-grid {
    grid-template-columns: 1fr;
    padding: 32px 24px;
    gap: 32px;
  }
  .leto-pillars-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .leto-benefits-list {
    grid-template-columns: 1fr;
  }
  .about-leto-content h3 {
    font-size: 1.5rem;
  }
  .leto-vip-box {
    padding: 22px 18px;
  }
  .leto-vip-specs {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 12px;
  }
}

/* ==========================================================================
   7. AI SMART LOAN MATCHER (30-SECOND WIZARD)
   ========================================================================== */
.matcher-wrapper {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-200);
  padding: 40px;
  max-width: 860px;
  margin: 0 auto;
}

.matcher-progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  margin-bottom: 40px;
}

.matcher-progress::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 20px;
  right: 20px;
  height: 3px;
  background: var(--gray-200);
  z-index: 1;
}

.progress-bar-fill {
  position: absolute;
  top: 18px;
  left: 20px;
  height: 3px;
  background: var(--primary);
  z-index: 2;
  transition: width var(--transition-normal);
  width: 0%;
}

.progress-step {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.step-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 3px solid var(--gray-300);
  color: var(--gray-400);
  font-size: 0.95rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.progress-step.active .step-circle {
  border-color: var(--primary);
  background: var(--primary);
  color: #FFFFFF;
  box-shadow: 0 0 0 4px var(--primary-light);
}

.progress-step.completed .step-circle {
  border-color: var(--success);
  background: var(--success);
  color: #FFFFFF;
}

.step-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gray-500);
  white-space: nowrap;
}

.progress-step.active .step-label {
  color: var(--primary);
}

.wizard-step {
  display: none;
}

.wizard-step.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

.wizard-step h3 {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.wizard-step .step-desc {
  font-size: 0.925rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.option-card {
  background: var(--gray-50);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 20px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.option-card:hover {
  background: #FFFFFF;
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.option-card.selected {
  background: var(--primary-light);
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}

.option-icon {
  font-size: 1.65rem;
  margin-bottom: 6px;
}

.option-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--gray-900);
}

.option-sub {
  font-size: 0.8rem;
  color: var(--gray-500);
}

.wizard-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--gray-200);
  padding-top: 24px;
}

/* Wizard Results */
.matcher-result-header {
  text-align: center;
  margin-bottom: 28px;
}

.success-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--success-light);
  color: var(--success-dark);
  font-size: 0.9rem;
  font-weight: 800;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.result-partner-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ==========================================================================
   8. 4-STEPS PROCESS & VALUE PILLARS
   ========================================================================== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.process-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  padding: 28px 20px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal);
}

.process-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.step-num-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 28px;
  background: var(--primary);
  color: #FFFFFF;
  font-size: 0.825rem;
  font-weight: 900;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 82, 255, 0.35);
}

.process-card .feature-icon-box {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 8px auto 16px;
}

.process-card h3 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.process-card p {
  font-size: 0.85rem;
  color: var(--gray-600);
  line-height: 1.5;
}

/* Value Pillars Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  padding: 28px 22px;
  transition: all var(--transition-normal);
}

.feature-card:hover {
  background: #FFFFFF;
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.feature-card .feature-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.55;
}

/* ==========================================================================
   9. FREQUENTLY ASKED QUESTIONS (FAQ)
   ========================================================================== */
.faq-accordion {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: var(--primary);
  box-shadow: 0 4px 14px rgba(0, 82, 255, 0.08);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  background: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gray-800);
  text-align: left;
  cursor: pointer;
  gap: 16px;
}

.faq-question:hover {
  color: var(--primary);
}

.faq-icon {
  font-size: 1.1rem;
  color: var(--gray-400);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-answer {
  display: none;
  padding: 0 22px 20px;
  font-size: 0.925rem;
  color: var(--gray-600);
  line-height: 1.65;
  border-top: 1px solid var(--gray-100);
  padding-top: 16px;
}

.faq-item.active .faq-answer {
  display: block;
  animation: fadeIn 0.2s ease;
}

/* ==========================================================================
   10. FINANCIAL DISCLAIMER & FOOTER
   ========================================================================== */
.site-footer {
  background: #081220;
  color: #CBD5E1;
  padding: 60px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.disclaimer-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 48px;
  font-size: 0.85rem;
  line-height: 1.6;
  color: #94A3B8;
}

.disclaimer-box strong {
  color: #F59E0B;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #FFFFFF;
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.825rem;
  color: #64748B;
}

.footer-bottom strong {
  color: #CBD5E1;
}

/* ==========================================================================
   11. RESPONSIVE DESIGN & MOBILE OPTIMIZATIONS
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .loan-card-body {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .loan-specs-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .process-grid,
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

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

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.15rem;
  }

  .section-title {
    font-size: 1.85rem;
  }

  .main-nav {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-trust-badges {
    grid-template-columns: 1fr;
  }

  .calc-card {
    padding: 22px 18px;
  }

  .loan-specs-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 12px;
  }

  .proposals-grid {
    grid-template-columns: 1fr;
  }

  .option-grid {
    grid-template-columns: 1fr;
  }

  .process-grid,
  .features-grid {
    grid-template-columns: 1fr;
  }

  .expand-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .matcher-wrapper {
    padding: 24px 16px;
  }

  .step-label {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ==========================================================================
   12. SINGLE POST & TABLE OF CONTENTS (CHUẨN SEO)
   ========================================================================== */
.single-post-article {
  background: #FFFFFF;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-sm);
  max-width: 860px;
  margin: 0 auto;
}

.post-breadcrumbs {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-500);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.post-breadcrumbs a {
  color: var(--gray-600);
}

.post-breadcrumbs a:hover {
  color: var(--primary);
}

.post-breadcrumbs span.current {
  color: var(--gray-900);
  font-weight: 700;
}

.post-meta-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-top: 12px;
}

.post-meta-bar span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* Heading Anchor Offset for Smooth Scroll with Sticky Header */
.entry-content h2,
.entry-content h3,
.entry-content h4 {
  scroll-margin-top: 90px;
}

.entry-content h2 {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--gray-900);
  margin: 36px 0 16px;
  line-height: 1.35;
  border-left: 4px solid var(--primary);
  padding-left: 14px;
}

.entry-content h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--gray-800);
  margin: 28px 0 12px;
  line-height: 1.4;
}

.entry-content p {
  margin-bottom: 20px;
  line-height: 1.8;
  color: var(--gray-700);
  font-size: 1.05rem;
}

.entry-content ul,
.entry-content ol {
  margin-bottom: 22px;
  padding-left: 24px;
  color: var(--gray-700);
  line-height: 1.7;
}

.entry-content ul {
  list-style-type: disc;
}

.entry-content ol {
  list-style-type: decimal;
}

.entry-content li {
  margin-bottom: 8px;
}

.entry-content blockquote {
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  padding: 18px 24px;
  border-radius: var(--radius-sm);
  font-style: italic;
  color: var(--gray-800);
  margin: 28px 0;
  line-height: 1.65;
}

/* Table of Contents Styling */
.post-toc-wrapper {
  background: #F8FAFC;
  border: 1.5px solid var(--gray-200);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin: 28px 0 36px;
  box-shadow: var(--shadow-sm);
}

.post-toc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.post-toc-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--gray-900);
  display: flex;
  align-items: center;
  gap: 8px;
}

.post-toc-toggle {
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.825rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.post-toc-toggle:hover {
  background: var(--primary);
  color: #FFFFFF;
}

.post-toc-list {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--gray-200);
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
  padding-left: 0 !important;
}

/* ẨN BAN ĐẦU THEO YÊU CẦU */
.post-toc-list.collapsed {
  display: none;
}

.post-toc-list li {
  line-height: 1.45;
  margin-bottom: 4px;
}

.post-toc-list li a {
  color: var(--gray-700);
  font-size: 0.925rem;
  font-weight: 600;
  display: inline-block;
  transition: all var(--transition-fast);
}

.post-toc-list li a:hover {
  color: var(--primary);
  transform: translateX(3px);
}

.post-toc-list li.toc-sub-item {
  padding-left: 20px;
}

.post-toc-list li.toc-sub-item a {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* Post Author & Sharing Footer */
.post-author-box {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--gray-200);
  margin-top: 36px;
}

.author-avatar-symbol {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0052FF 0%, #10B981 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 900;
  flex-shrink: 0;
}

.author-info h4 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 2px;
}

.author-info p {
  font-size: 0.85rem;
  color: var(--gray-600);
  margin: 0;
  line-height: 1.4;
}

@media (max-width: 768px) {
  .single-post-article {
    padding: 28px 18px;
    border-radius: var(--radius-lg);
  }
  .entry-content h2 {
    font-size: 1.35rem;
  }
}