/* --- CSS Variables & Foundations --- */
:root {
    --primary-color: #0B1B3D;
    --secondary-color: #ffcb03;
    --accent-color: #F0F4F8;
    --text-color: #1A1A1A;
    --text-light: #5A6772;
    --white: #FFFFFF;
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.05);
    --shadow-bold: 0 20px 40px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--white);
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 8rem 0;
}

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

.section-tag {
    display: inline-block;
    color: var(--secondary-color);
    text-transform: uppercase;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

/* Primary Button (Navy Blue -> Yellow) */
.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(11, 27, 61, 0.2);
}

/* Secondary/Outline Button (Yellow Border -> Yellow Fill) */
.btn-outline {
    border-color: var(--secondary-color);
    color: var(--secondary-color);
}

.btn-outline:hover {
    background-color: var(--secondary-color);
    color: var(--white);
    transform: translateY(-3px);
}

.btn-sm {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

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

/* --- Navbar (Specific adjustments for brand color) --- */
.nav-links a:hover {
    color: var(--secondary-color) !important;
}

/* --- Internal Course Page Styles --- */
.page-hero {
    padding: 12rem 0 6rem;
    background-color: var(--primary-color);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.page-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, transparent 100%);
    opacity: 0.8;
}

.page-hero .container {
    position: relative;
    z-index: 2;
}

.breadcrumbs {
    margin-bottom: 2rem;
    display: flex;
    gap: 0.5rem;
    font-size: 0.9rem;
    opacity: 0.8;
}

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

.page-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.course-detail-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 5rem;
    align-items: start;
}

.course-sidebar {
    background-color: var(--accent-color);
    padding: 2.5rem;
    border-radius: 16px;
    position: sticky;
    top: 120px;
}

.sidebar-title {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.feature-list {
    margin-bottom: 2.5rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.2rem;
    color: var(--primary-color);
    font-weight: 500;
}

.feature-list i {
    color: var(--secondary-color);
}

.cta-box {
    text-align: center;
    padding-top: 1rem;
}

.cta-box p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-top: 1rem;
}

/* Link overrides */
.link-more {
    color: var(--primary-color);
}

.link-more:hover {
    color: var(--secondary-color);
}

/* --- Top Bar --- */
.top-bar {
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 0.85rem;
    padding: 0.6rem 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1001;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.top-bar a:hover {
    color: var(--secondary-color);
}

.top-bar-social {
    display: flex;
    gap: 1.2rem;
}

.top-bar-contact {
    display: flex;
    gap: 1.5rem;
}

.top-bar-contact i {
    margin-right: 0.3rem;
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    .top-bar-contact {
        display: none;
    }
    .top-bar .container {
        justify-content: center;
    }
}

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 40px;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background-color: var(--white);
    padding: 1rem 0;
    box-shadow: var(--shadow-soft);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 65px;
    transition: var(--transition);
}

.navbar.scrolled .logo img {
    height: 52px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--white);
    font-size: 0.95rem;
}

.navbar.scrolled .nav-links a {
    color: var(--primary-color);
}

.navbar.scrolled .nav-links a:hover {
    color: var(--secondary-color);
}

.navbar.scrolled .nav-links .btn-primary {
    color: var(--white);
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--white);
    cursor: pointer;
}

.navbar.scrolled .menu-toggle {
    color: var(--primary-color);
}

/* --- Hero --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: url('https://images.unsplash.com/photo-1523240795612-9a054b0db644?auto=format&fit=crop&q=80&w=1920') no-repeat center center/cover;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 27, 61, 0.9) 0%, rgba(11, 27, 61, 0.4) 100%);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 700px;
}

.hero-title {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out;
}

.text-animate {
    color: var(--secondary-color);
    display: inline-block;
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}

.text-animate.fade-out {
    opacity: 0;
    transform: translateY(-10px);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out;
}

.hero-btns {
    display: flex;
    gap: 1.5rem;
    animation: fadeInUp 1.2s ease-out;
}

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

/* --- About --- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: center;
}

.img-wrapper {
    position: relative;
}

.img-wrapper::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100px;
    height: 100px;
    border-top: 10px solid var(--secondary-color);
    border-left: 10px solid var(--secondary-color);
    z-index: -1;
}

.about-image img {
    border-radius: 12px;
    box-shadow: var(--shadow-bold);
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.about-features {
    margin-top: 2rem;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--primary-color);
}

.about-features i {
    color: var(--secondary-color);
}

/* --- Courses --- */
.courses {
    background-color: var(--accent-color);
}

.section-header {
    max-width: 600px;
    margin: 0 auto 5rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.course-card {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 16px;
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-bold);
}

.course-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(255, 203, 3, 0.1);
    color: var(--secondary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.course-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.course-card p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.link-more {
    font-weight: 700;
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.link-more:hover i {
    transform: translateX(5px);
}

/* --- Contact --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
}

.contact-info h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.info-list {
    margin-top: 3rem;
}

.info-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.info-item i {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.info-item h4 {
    margin-bottom: 0.3rem;
    color: var(--primary-color);
}

.info-item p {
    color: var(--text-light);
}

.contact-whatsapp-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.whatsapp-card {
    background-color: var(--white);
    padding: 3.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-bold);
    text-align: center;
    width: 100%;
    max-width: 500px;
    transition: var(--transition);
    border: 1px solid rgba(37, 211, 102, 0.2);
}

.whatsapp-card:hover {
    transform: translateY(-5px);
    border-color: #25d366;
}

.whatsapp-card-icon {
    font-size: 4.5rem;
    color: #25d366;
    margin-bottom: 1.5rem;
}

.whatsapp-card h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.whatsapp-card p {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.whatsapp-card .btn-primary {
    background-color: #25d366;
    border-color: #25d366;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    font-size: 1.1rem;
}

.whatsapp-card .btn-primary:hover {
    background-color: #128c7e;
    border-color: #128c7e;
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.2);
}

/* --- Footer --- */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    font-size: 1.2rem;
    opacity: 0.7;
}

.social-links a:hover {
    opacity: 1;
    color: var(--secondary-color);
}

/* --- Certifications --- */
.certifications {
    background-color: var(--accent-color);
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.cert-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
}

.cert-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-bold);
    border-color: var(--secondary-color);
}

.cert-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.cert-card:hover .cert-icon {
    color: var(--secondary-color);
    transform: scale(1.1);
}

.cert-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.cert-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* --- Testimonials --- */
.testimonials {
    background-color: var(--white);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.testimonial-card {
    padding: 2.5rem;
    background-color: var(--accent-color);
    border-radius: 16px;
    border: 1px solid rgba(11, 27, 61, 0.05);
}

.stars {
    color: #FBBF24;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.testimonial-card p {
    font-style: italic;
    color: var(--text-color);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.testimonial-author h4 {
    color: var(--primary-color);
    margin-bottom: 0.2rem;
}

.testimonial-author span {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* --- Form Success --- */
.form-success-msg {
    text-align: center;
    padding: 2rem 0;
    animation: fadeIn 0.5s ease-out;
}

.success-icon {
    font-size: 4rem;
    color: #10B981;
    margin-bottom: 1.5rem;
}

.form-success-msg h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.form-success-msg p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

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

/* --- WhatsApp Floating Button --- */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #128c7e;
    color: white;
}

/* --- Team Page Styles --- */
.team-hero {
    background: linear-gradient(rgba(11, 27, 61, 0.8), rgba(11, 27, 61, 0.8)), url('https://images.unsplash.com/photo-1522202176988-66273c2fd55f?auto=format&fit=crop&q=80&w=1920') center/cover;
}

.team-image-container {
    margin: 4rem 0;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-bold);
    background-color: var(--white);
    padding: 10px;
}

.team-image-container img {
    width: 100%;
    border-radius: 15px;
    display: block;
}

.team-description {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.team-description h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.team-description p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* --- Premium Scroll Reveal --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}
@media (max-width: 992px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .about-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--white);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        transition: var(--transition);
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        z-index: 1001;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        color: var(--primary-color);
        font-size: 1.2rem;
    }

    .navbar.scrolled .menu-toggle {
        color: var(--primary-color);
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 5rem 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .course-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}