/*
Theme Name: LangoApp
Theme URI: https://langoapp.com
Author: LangoApp Team
Author URI: https://langoapp.com
Description: A modern marketing theme for LangoApp - the language learning application. Features customizable sections and color settings through an intuitive admin panel.
Version: 1.0.0
Requires at least: 5.9
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: langoapp
Tags: one-column, custom-colors, custom-menu, featured-images, theme-options, translation-ready

LangoApp WordPress Theme
Copyright (C) 2024 LangoApp Team
*/

/* ==========================================================================
   CSS Variables - Colors from Theme Settings
   ========================================================================== */
:root {
    --lango-bg: #FFFFFF;
    --lango-primary: #218BFF;
    --lango-text-secondary: #101522;
    --lango-text-light: #6c757d;
    --lango-border: #e9ecef;
    --lango-shadow: rgba(0, 0, 0, 0.1);
    --lango-gradient: linear-gradient(135deg, var(--lango-primary) 0%, #1a6fcc 100%);
}

/* ==========================================================================
   Base Reset & Typography
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--lango-text-secondary);
    background-color: var(--lango-bg);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--lango-text-secondary);
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
    color: var(--lango-text-light);
}

a {
    color: var(--lango-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--lango-text-secondary);
}

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

/* ==========================================================================
   Layout Utilities
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header .subtitle {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--lango-primary);
    margin-bottom: 15px;
}

.section-header h2 {
    font-size: 2.75rem;
    margin-bottom: 20px;
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.125rem;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-primary {
    background: var(--lango-primary);
    color: #fff;
    border-color: var(--lango-primary);
}

.btn-primary:hover {
    background: transparent;
    color: var(--lango-primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(33, 139, 255, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--lango-text-secondary);
    border-color: var(--lango-text-secondary);
}

.btn-outline:hover {
    background: var(--lango-text-secondary);
    color: #fff;
    transform: translateY(-3px);
}

.btn-white {
    background: #fff;
    color: var(--lango-primary);
    border-color: #fff;
}

.btn-white:hover {
    background: transparent;
    color: #fff;
    transform: translateY(-3px);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(var(--lango-bg-rgb, 255, 255, 255), 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px var(--lango-shadow);
    transition: all 0.3s ease;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.site-logo img {
    height: 45px;
    width: auto;
}

.site-logo .logo-text {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--lango-text-secondary);
}

.site-logo .logo-text span {
    color: var(--lango-primary);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 35px;
    list-style: none;
}

.main-nav a {
    font-weight: 500;
    color: var(--lango-text-secondary);
    position: relative;
    padding: 5px 0;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--lango-primary);
    transition: width 0.3s ease;
}

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

.header-cta {
    display: flex;
    align-items: center;
    gap: 15px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--lango-text-secondary);
    transition: all 0.3s ease;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    padding: 0;
    overflow: hidden;
    background: var(--lango-bg);
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-bg-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    visibility: hidden;
    transition: all 1.2s ease-in-out;
}

.hero-bg-slide.active {
    opacity: 1;
    visibility: visible;
}

.hero-text-slider {
    position: relative;
    margin-bottom: 40px;
    min-height: 200px;
}

.hero-text-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transition: all 0.8s ease;
}

.hero-text-slide.active {
    opacity: 1;
    visibility: visible;
    position: relative;
}

.hero-text-slide h1,
.hero-text-slide p {
    color: #fff;
}

.hero-text-slide h1 {
    font-size: 3.75rem;
    line-height: 1.1;
    margin-bottom: 25px;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.hero-text-slide.active h1 {
    transform: translateY(0);
}

.hero-text-slide p {
    font-size: 1.25rem;
    color: #bcbcbc;
    margin-bottom: 0;
    transform: translateY(20px);
    transition: all 0.8s ease 0.2s;
}

.hero-text-slide.active p {
    transform: translateY(0);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(16, 21, 34, 0.8) 0%, rgba(16, 21, 34, 0.4) 100%);
    z-index: 1;
}

.hero-overlay::after {
    content: '';
    position: absolute;
    top: 20%;
    left: 10%;
    width: 40%;
    height: 60%;
    background: radial-gradient(circle, rgba(var(--lango-primary-rgb), 0.15) 0%, transparent 70%);
    filter: blur(50px);
    z-index: -1;
    pointer-events: none;
}

.hero-container {
    padding: 120px 0 100px;
    position: relative;
    z-index: 10;
}

.hero-stat .number,
.hero-stat .label {
    color: #fff;
}

.hero-stats {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-badge {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-nav {
    position: absolute;
    bottom: 40px;
    right: 40px;
    display: flex;
    gap: 15px;
    z-index: 20;
}

.hero-nav button {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.hero-nav button:hover {
    background: var(--lango-primary);
    border-color: var(--lango-primary);
}

.hero-prev svg {
    transform: rotate(180deg);
}



/* Hero Button Glow */
.hero-buttons .btn-primary {
    box-shadow: 0 0 20px rgba(var(--lango-primary-rgb), 0.4);
    animation: btnGlow 3s infinite alternate;
}

.hero-buttons .btn-outline {
    background: #fff;
    color: var(--lango-primary) !important;
    border-color: #fff;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
    animation: btnGlowWhite 3s infinite alternate;
}

.hero-buttons .btn-outline:hover {
    background: transparent;
    color: #fff !important;
    border-color: #fff;
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

@keyframes btnGlow {
    0% {
        box-shadow: 0 0 10px rgba(var(--lango-primary-rgb), 0.3);
    }

    100% {
        box-shadow: 0 0 30px rgba(var(--lango-primary-rgb), 0.6);
    }
}

@keyframes btnGlowWhite {
    0% {
        box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
    }

    100% {
        box-shadow: 0 0 30px rgba(255, 255, 255, 0.6);
    }
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: var(--lango-gradient);
    border-radius: 50% 0 0 50%;
    opacity: 0.05;
    z-index: 0;
}

.hero-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 850px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(33, 139, 255, 0.1);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--lango-primary);
    margin-bottom: 25px;
}

.hero-badge svg {
    width: 16px;
    height: 16px;
}

.hero-content h1 {
    font-size: 3.75rem;
    line-height: 1.1;
    margin-bottom: 25px;
}

.hero-content h1 span {
    color: var(--lango-primary);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 35px;
    color: #bcbcbc;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 50px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    justify-content: center;
}

.hero-stat {
    text-align: center;
}

.hero-stat .number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--lango-text-secondary);
}

.hero-stat .number span {
    color: var(--lango-primary);
}

.hero-stat .label {
    font-size: 0.875rem;
    color: var(--lango-text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(33, 139, 255, 0.2);
}

.hero-float-card {
    position: absolute;
    background: #fff;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 15px 40px var(--lango-shadow);
    animation: float 3s ease-in-out infinite;
}

.hero-float-card.card-1 {
    top: 20%;
    left: -30px;
}

.hero-float-card.card-2 {
    bottom: 20%;
    right: -30px;
    animation-delay: 1.5s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

.hero-app-buttons {
    display: flex;
    gap: 15px;
    margin-top: 40px;
    justify-content: center;
    flex-wrap: wrap;
}

.app-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #000;
    color: #fff;
    padding: 10px 24px;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-width: 180px;
    text-align: left;
}

.app-btn:hover {
    transform: translateY(-3px);
}

a.app-btn:hover {
    color: #fff !important;
}

.app-btn .app-icon {
    display: flex;
    align-items: center;
}

.app-btn .app-text {
    display: flex;
    flex-direction: column;
}

.app-btn .app-text span {
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 500;
    opacity: 0.8;
}

.app-btn .app-text strong {
    font-size: 16px;
    font-weight: 700;
}

.hero-social {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    justify-content: center;
}

.social-icon {
    width: 45px;
    height: 45px;
    background: #fff;
    color: var(--lango-text-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.social-icon:hover {
    background: var(--lango-primary);
    color: #fff;
    transform: translateY(-5px) rotate(8deg);
    box-shadow: 0 8px 15px rgba(var(--lango-primary-rgb), 0.3);
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features-section {
    background: var(--lango-bg);
}

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

.feature-card {
    background: #fff;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid var(--lango-border);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px var(--lango-shadow);
    border-color: transparent;
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, rgba(33, 139, 255, 0.1) 0%, rgba(33, 139, 255, 0.05) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon {
    background: var(--lango-gradient);
}

.feature-icon svg,
.feature-icon i {
    font-size: 2rem;
    color: var(--lango-primary);
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon svg,
.feature-card:hover .feature-icon i {
    color: #fff;
}

.feature-card h4 {
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 0.9375rem;
    margin: 0;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-section {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.5) 0%, var(--lango-bg) 100%);
}

.about-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 20px;
    box-shadow: 0 30px 60px var(--lango-shadow);
}

.about-image-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--lango-primary);
    color: #fff;
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 15px 40px rgba(33, 139, 255, 0.4);
}

.about-image-badge .number {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
}

.about-image-badge .text {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-content .subtitle {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--lango-primary);
    margin-bottom: 15px;
}

.about-content h2 {
    margin-bottom: 25px;
}

.about-content p {
    margin-bottom: 30px;
    font-size: 1.0625rem;
}

.about-list {
    list-style: none;
    margin-bottom: 35px;
}

.about-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    color: var(--lango-text-secondary);
}

.about-list li svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--lango-primary);
    margin-top: 2px;
}

/* ==========================================================================
   Courses/Features Section
   ========================================================================== */
.courses-section {
    background: var(--lango-bg);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.course-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 5px 20px var(--lango-shadow);
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px var(--lango-shadow);
}

.course-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.course-card:hover .course-image img {
    transform: scale(1.1);
}

.course-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--lango-primary);
    color: #fff;
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.course-content {
    padding: 25px;
}

.course-content h4 {
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.course-card:hover .course-content h4 {
    color: var(--lango-primary);
}

.course-content p {
    font-size: 0.9375rem;
    margin-bottom: 20px;
}

.course-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--lango-border);
}

.course-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--lango-text-light);
}

.course-meta svg {
    width: 16px;
    height: 16px;
}

/* ==========================================================================
   Counter Section
   ========================================================================== */
.counter-section {
    background: var(--lango-gradient);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.counter-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></svg>') repeat;
    background-size: 100px;
    opacity: 0.3;
}

.counter-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    position: relative;
    z-index: 1;
}

.counter-item {
    text-align: center;
}

.counter-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.counter-icon svg,
.counter-icon i {
    font-size: 1.75rem;
    color: #fff;
}

.counter-number {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 10px;
}

.counter-label {
    font-size: 1rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   Video/CTA Section
   ========================================================================== */
.video-section {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.video-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(16, 21, 34, 0.9) 0%, rgba(33, 139, 255, 0.8) 100%);
}

.video-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #fff;
    max-width: 700px;
    margin: 0 auto;
}

.video-content h2 {
    color: #fff;
    font-size: 3rem;
    margin-bottom: 25px;
}

.video-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    margin-bottom: 40px;
}

.play-button {
    width: 90px;
    height: 90px;
    background: var(--lango-primary);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.5rem;
    transition: all 0.4s ease;
    position: relative;
    margin-bottom: 30px;
}

.play-button::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--lango-primary);
    animation: pulse 2s ease infinite;
}

.play-button svg {
    position: relative;
    z-index: 1;
    margin-left: 5px;
}

.play-button:hover {
    transform: scale(1.1);
    color: #fff;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }

    100% {
        transform: scale(1.8);
        opacity: 0;
    }
}

/* ==========================================================================
   Testimonials Section
   ========================================================================== */
.testimonials-section {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.5) 0%, var(--lango-bg) 100%);
}

.testimonials-slider {
    max-width: 900px;
    margin: 0 auto;
}

.testimonial-card {
    background: #fff;
    border-radius: 25px;
    padding: 50px;
    text-align: center;
    box-shadow: 0 20px 50px var(--lango-shadow);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 30px;
    left: 50px;
    font-size: 8rem;
    font-family: Georgia, serif;
    color: var(--lango-primary);
    opacity: 0.1;
    line-height: 1;
}

.testimonial-content p {
    font-size: 1.375rem;
    font-style: italic;
    line-height: 1.8;
    color: var(--lango-text-secondary);
    margin-bottom: 30px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.testimonial-author img {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author-info h5 {
    margin: 0 0 5px;
    font-size: 1.125rem;
}

.testimonial-author-info span {
    font-size: 0.875rem;
    color: var(--lango-primary);
}

.testimonial-stars {
    color: #ffc107;
    font-size: 1.25rem;
    margin-bottom: 20px;
}

/* ==========================================================================
   Blog Section
   ========================================================================== */
.blog-section {
    background: var(--lango-bg);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.blog-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 5px 20px var(--lango-shadow);
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px var(--lango-shadow);
}

.blog-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

.blog-card:hover .blog-image img {
    transform: scale(1.1);
}

.blog-date {
    position: absolute;
    bottom: 15px;
    left: 15px;
    background: var(--lango-primary);
    color: #fff;
    padding: 10px 15px;
    border-radius: 10px;
    text-align: center;
    line-height: 1.2;
}

.blog-date .day {
    font-size: 1.5rem;
    font-weight: 700;
    display: block;
}

.blog-date .month {
    font-size: 0.75rem;
    text-transform: uppercase;
}

.blog-content {
    padding: 25px;
}

.blog-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 0.875rem;
    color: var(--lango-text-light);
}

.blog-meta a {
    color: var(--lango-primary);
}

.blog-content h4 {
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

.blog-content h4 a {
    color: inherit;
}

.blog-card:hover .blog-content h4 {
    color: var(--lango-primary);
}

.blog-content p {
    font-size: 0.9375rem;
    margin-bottom: 20px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--lango-primary);
}

.read-more svg {
    width: 18px;
    height: 18px;
    transition: transform 0.3s ease;
}

.read-more:hover svg {
    transform: translateX(5px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    background: var(--lango-text-secondary);
    color: #fff;
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-about .footer-logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 20px;
    display: inline-block;
}

.footer-about .footer-logo span {
    color: var(--lango-primary);
}

.footer-about p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 25px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--lango-primary);
    transform: translateY(-3px);
}

.footer-widget h4 {
    color: #fff;
    font-size: 1.25rem;
    margin-bottom: 25px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--lango-primary);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact svg {
    flex-shrink: 0;
    color: var(--lango-primary);
    margin-top: 3px;
}

.footer-bottom {
    padding: 25px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    font-size: 0.9375rem;
}

.footer-bottom-links {
    display: flex;
    gap: 25px;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
}

.footer-bottom-links a:hover {
    color: var(--lango-primary);
}

/* ==========================================================================
   Responsive Styles
   ========================================================================== */
@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .counter-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px 30px;
    }
}

@media (max-width: 992px) {
    h1 {
        font-size: 2.75rem;
    }

    h2 {
        font-size: 2rem;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        max-width: 500px;
        margin: 0 auto;
    }

    .about-inner {
        grid-template-columns: 1fr;
        gap: 50px;
    }

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

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

    .main-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 70px 0;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-stats {
        gap: 25px;
    }

    .hero-stat .number {
        font-size: 2rem;
    }

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

    .counter-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .counter-number {
        font-size: 2.75rem;
    }

    .video-content h2 {
        font-size: 2.25rem;
    }

    .testimonial-card {
        padding: 35px 25px;
    }

    .testimonial-content p {
        font-size: 1.125rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        flex-wrap: wrap;
    }

    .about-image-badge {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: 20px;
        display: inline-block;
    }
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.text-primary {
    color: var(--lango-primary);
}

.mt-1 {
    margin-top: 10px;
}

.mt-2 {
    margin-top: 20px;
}

.mt-3 {
    margin-top: 30px;
}

.mt-4 {
    margin-top: 40px;
}

.mt-5 {
    margin-top: 50px;
}

.mb-1 {
    margin-bottom: 10px;
}

.mb-2 {
    margin-bottom: 20px;
}

.mb-3 {
    margin-bottom: 30px;
}

.mb-4 {
    margin-bottom: 40px;
}

.mb-5 {
    margin-bottom: 50px;
}

.py-1 {
    padding-top: 10px;
    padding-bottom: 10px;
}

.py-2 {
    padding-top: 20px;
    padding-bottom: 20px;
}

.py-3 {
    padding-top: 30px;
    padding-bottom: 30px;
}

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}