:root {
    --edu-primary: #1ab69d;
    --edu-secondary: #ee4a62;
    --edu-bg-soft: #f0f4f5;
    --edu-text-dark: #181818;
    --edu-text-muted: #525252;
}

body {
    font-family: 'Nunito', sans-serif;
    color: var(--edu-text-dark);
    background-color: #fff;
    overflow-x: hidden;
}

.navbar-logo {
    height: 60px;
    width: auto;
    transition: height 0.3s ease;
}

@media (min-width: 992px) {
    .navbar-logo {
        height: 100px;
    }
}

.footer-logo {
    height: 60px;
    width: auto;
}

@media (min-width: 992px) {
    .footer-logo {
        height: 80px;
    }
}

.main-content {
    padding: 2rem 0;
}

@media (max-width: 767.98px) {
    .main-content {
        padding: 1rem 0;
    }
}

/* Navbar Improvements */
.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    padding: 0.5rem 0;
}

.navbar-nav {
    align-items: center;
}

.navbar-nav .nav-link {
    padding: 0.5rem 0.5rem;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.navbar-nav .nav-item {
    margin: 0;
}

@media (min-width: 992px) {
    .navbar-nav {
        gap: 0.1rem !important;
    }

    .navbar-nav .nav-link {
        padding: 0.5rem 0.65rem;
        font-size: 0.9rem;
    }
}

@media (min-width: 1200px) {
    .navbar-nav {
        gap: 0.3rem !important;
    }

    .navbar-nav .nav-link {
        padding: 0.5rem 0.8rem;
        font-size: 0.95rem;
    }
}

.dropdown-menu {
    margin-top: 0.5rem;
    border-radius: 0.5rem;
}

.dropdown-item {
    padding: 0.5rem 1.25rem;
    transition: background-color 0.2s ease;
}

.dropdown-item:hover {
    background-color: #f8f9fa;
    color: var(--edu-primary);
}

.text-primary {
    color: var(--edu-primary) !important;
}

.bg-primary {
    background-color: var(--edu-primary) !important;
}

.btn-primary {
    background-color: var(--edu-primary);
    border-color: var(--edu-primary);
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 700;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #16a08a;
    border-color: #16a08a;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(26, 182, 157, 0.2);
}

.navbar {
    padding: 20px 0;
    transition: all 0.3s ease;
}

.navbar .nav-link {
    font-weight: 700;
    color: var(--edu-text-dark) !important;
    text-transform: uppercase;
    font-size: 14px;
    margin: 0 15px;
}

.navbar .nav-link:hover {
    color: var(--edu-primary) !important;
}

.btn-purchase {
    background-color: #31b9a9;
    color: #fff !important;
    border-radius: 5px;
    font-weight: 700;
    padding: 12px 25px;
    text-transform: none;
}

/* Hero Section Styles */
.hero-centered {
    text-align: center;
    padding: 120px 0;
    background: radial-gradient(circle at 50% 50%, rgba(26, 182, 157, 0.05) 0%, rgba(255, 255, 255, 1) 70%);
    position: relative;
    overflow: hidden;
}

.hero-subtitle {
    color: var(--edu-primary);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 40px;
}

/* Floating Elements */
.float-element {
    position: absolute;
    z-index: 10;
    animation: floating 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes floating {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

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

.img-screenshot {
    border-radius: 10px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
    max-width: 300px;
}

/* Modern Hero Redesign (ZBC Style) */
.hero-modern {
    background-color: #004a99;
    /* Deep Indian Blue */
    color: #fff;
    padding: 0;
    overflow: hidden;
    /* Prevent slider from overflowing viewport */
    position: relative;
    min-height: 650px;
}

.hero-modern-content {
    padding: 40px 0;
    position: relative;
    z-index: 5;
}

.hero-modern-label {
    font-size: 1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.8;
    margin-bottom: 2.5rem;
    display: block;
}

.hero-modern-title {
    font-size: clamp(1.8rem, 6vw, 4.2rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    word-wrap: break-word;
    letter-spacing: -1px;
}

.hero-modern-description {
    font-size: clamp(1rem, 2vw, 1.35rem);
    line-height: 1.6;
    max-width: 600px;
    opacity: 0.9;
    margin-bottom: 2.5rem;
}

.hero-modern-image-container {
    position: relative;
    height: 100%;
    min-height: 500px;
    z-index: 1;
    overflow: hidden;
}

@media (min-width: 992px) {
    .hero-modern-image-container {
        min-height: 650px;
    }
}

.hero-slider {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    clip-path: ellipse(95% 100% at 100% 50%);
    overflow: hidden;
    background-color: #003d7e;
}

/* Laptop and larger screens - Subtle curve with maximum visibility */
@media (min-width: 1200px) {
    .hero-slider {
        left: 0;
        clip-path: ellipse(98% 100% at 100% 50%);
    }
}

/* Extra large screens */
@media (min-width: 1400px) {
    .hero-slider {
        left: 0;
        clip-path: ellipse(99% 100% at 100% 50%);
    }
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
    animation: heroSliderAnimation 15s infinite;
}

@keyframes heroSliderAnimation {
    0% {
        opacity: 0;
    }

    5% {
        opacity: 1;
    }

    33% {
        opacity: 1;
    }

    38% {
        opacity: 0;
    }

    100% {
        opacity: 0;
    }
}

.hero-modern .btn-primary {
    background-color: #fff;
    color: #004a99;
    border-color: #fff;
}

.hero-modern .btn-primary:hover {
    background-color: #f8f9fa;
    color: #003d7e;
    transform: translateY(-3px);
}

.hero-modern .btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

@media (max-width: 1199.98px) {
    .hero-modern-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 991.98px) {
    .hero-modern {
        min-height: auto;
    }

    .hero-modern-content {
        padding: 60px 30px;
        text-align: center;
    }

    .hero-modern-title {
        font-size: 2.4rem;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-modern-description {
        margin-left: auto;
        margin-right: auto;
        font-size: 1.2rem;
    }

    .hero-modern-image-container {
        min-height: 380px;
        width: 100%;
    }

    .hero-slider {
        left: 0;
        clip-path: none;
        position: relative;
        height: 350px;
    }

    .hero-modern .d-flex.flex-wrap {
        justify-content: center;
    }
}

@media (max-width: 575.98px) {
    .hero-modern-title {
        font-size: 1.8rem;
    }

    .hero-modern-content {
        padding: 40px 20px;
    }

    .hero-modern-description {
        font-size: 1.1rem;
    }
}

/* Floating Contact Icons */
.floating-contact-buttons {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white !important;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    font-size: 28px;
}

.floating-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.btn-whatsapp {
    background-color: #25D366;
}

.btn-whatsapp:hover {
    background-color: #20BA5A;
}

.btn-facebook {
    background-color: #1877F2;
}

.btn-facebook:hover {
    background-color: #166FE5;
}

.btn-instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.btn-instagram:hover {
    background: linear-gradient(45deg, #d87e2e 0%, #cf5a33 25%, #c71f3a 50%, #b71d5c 75%, #a6147a 100%);
}

.btn-call {
    background-color: #004a99;
}

.btn-call:hover {
    background-color: #003d7e;
}

/* Responsive Typography Utilities */
.display-3-responsive {
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    font-weight: 800;
}

.display-4-responsive {
    font-size: clamp(1.5rem, 4vw, 2.8rem);
    font-weight: 800;
}

.display-5-responsive {
    font-size: clamp(1.4rem, 3.5vw, 2.4rem);
    font-weight: 700;
}

.fs-3-responsive {
    font-size: clamp(1.1rem, 1.8vw, 1.5rem);
}

.fs-4-responsive {
    font-size: clamp(1rem, 1.6vw, 1.25rem);
}

.fs-5-responsive {
    font-size: clamp(0.9rem, 1.4vw, 1.1rem);
}

.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1) !important;
}

@media (max-width: 767.98px) {
    .hero-modern-content {
        padding: 60px 20px;
    }

    .display-3-responsive,
    .display-4-responsive {
        line-height: 1.2;
    }
}

/* Optimization for 1366x768 and similar laptop screens */
@media (min-width: 1200px) and (max-width: 1450px) {
    .hero-modern-title {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }

    .hero-modern-content {
        padding: 40px 0;
        /* Reduced from 120px 0 */
    }

    .hero-modern-description {
        margin-bottom: 2rem;
    }
}