@import url('https://fonts.googleapis.com/css2?family=Mulish:wght@400;700;900&family=Inter:wght@400;500;600&display=swap');

:root {
    --color-white: #FFFFFF;
    --color-dark: #1A1C47;
    --color-gray: #52525B;
    --color-light-bg: #EEF2FF;
    --color-amber: #F59E0B;
    --color-yellow: #FBBF24;
    --color-teal: #00486E;
    --color-cyan: #39BCFD;
    --color-purple: #7A39E0;
    --gradient-hero: linear-gradient(90deg, rgba(2,0,36,1) 0%, rgba(2,51,89,1) 24%, rgba(1,106,146,1) 50%, rgba(1,131,172,1) 62%, rgba(0,189,231,1) 89%, rgba(0,212,255,1) 100%);
}

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

html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray);
    background-color: var(--color-white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Mulish', sans-serif;
    font-weight: 900;
    color: var(--color-dark);
    line-height: 1.2;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }

a {
    text-decoration: none;
    color: inherit;
}

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

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: var(--gradient-hero);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-family: 'Mulish', sans-serif;
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--color-white);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    color: var(--color-white);
    font-size: 17px;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 0.8;
    color: var(--color-yellow); // Change text color on hover
}

.nav-btn {
    background-color: var(--color-amber);
    color: var(--color-dark) !important;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s;
}

.nav-btn:hover {
    transform: scale(1.05);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 24px;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: var(--gradient-hero);
    padding: 60px 0 60px;
    min-height: 600px;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-content {
    color: var(--color-white);
}

.hero-content h1 {
    color: var(--color-white);
    margin-bottom: 20px;

}

.hero-content p {
    font-size: 1.125rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-btn {
    display: inline-block;
    background-color: var(--color-amber);
    color: var(--color-dark);
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: transform 0.3s;
}

.hero-btn:hover {
    transform: scale(1.05);
}

.hero-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 400px;
}

.hero-form input {
    padding: 15px 24px;
    border: none;
    border-radius: 30px;
    font-size: 18px;
}

.hero-form button {
    background-color: var(--color-amber);
    color: var(--color-dark);
    padding: 15px 45px;
    border: none;
    border-radius: 30px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s;
}

.hero-form button:hover {
    transform: scale(1.05);
}

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

.hero-image img {
    max-width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: contain;
}

/* Section Styles */
.section {
    padding: 100px 0;
}

.section-dark {
    background-color: var(--color-teal);
    color: var(--color-white);
}

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

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    margin-bottom: 15px;
}

.section-title p {
    max-width: 700px;
    margin: 0 auto;
}

/* Features Grid - Three columns */
.features-grid-three {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
}

.section-dark {
    background-color: var(--color-teal);
}

.feature-card {
    background-color: var(--color-teal);
    padding: 50px 40px;
    color: var(--color-white);
}

.feature-card:nth-child(2) {
    background-color: #016A92;
}

.feature-icon {
    margin-bottom: 15px;
}

.feature-icon img {
    width: 30px;
    height: auto;
    min-width: 30px;
    filter: invert(65%) sepia(63%) saturate(588%) hue-rotate(359deg) brightness(101%) contrast(96%);
}

.feature-card h4 {
    color: var(--color-white);
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--color-light-bg);
    line-height: 1.5;
}

/* Intro Section */
.intro-section {
    background-color: var(--color-white);
    padding: 80px 0;
    text-align: center;
}

.intro-section h2 {
    margin-bottom: 20px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.intro-section p {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.125rem;
}

/* What You'll Learn Section */
.learn-title {
    margin-bottom: 50px;
}

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

.learn-card {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
    border-bottom: 4px solid transparent;
    transition: transform 0.3s, box-shadow 0.3s;
}

.learn-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.learn-card-blue { border-bottom-color: #60A5FA; background-color: #EFF6FF; }
.learn-card-orange { border-bottom-color: #F59E0B; background-color: #FFFBEB; }
.learn-card-pink { border-bottom-color: #EC4899; background-color: #FDF2F8; }
.learn-card-teal { border-bottom-color: #14B8A6; background-color: #F0FDFA; }
.learn-card-purple { border-bottom-color: #8B5CF6; background-color: #F5F3FF; }
.learn-card-yellow { border-bottom-color: #FBBF24; background-color: #FFFBEB; }

.learn-icon {
    margin-bottom: 15px;
}

.learn-icon img {
    width: 30px;
    height: auto;
    min-width: 30px;
}

.learn-card-blue .learn-icon img { filter: invert(42%) sepia(93%) saturate(1352%) hue-rotate(206deg) brightness(97%) contrast(95%); }
.learn-card-orange .learn-icon img { filter: invert(65%) sepia(63%) saturate(588%) hue-rotate(359deg) brightness(101%) contrast(96%); }
.learn-card-pink .learn-icon img { filter: invert(42%) sepia(74%) saturate(1642%) hue-rotate(313deg) brightness(97%) contrast(92%); }
.learn-card-teal .learn-icon img { filter: invert(59%) sepia(52%) saturate(550%) hue-rotate(127deg) brightness(93%) contrast(89%); }
.learn-card-purple .learn-icon img { filter: invert(44%) sepia(76%) saturate(2640%) hue-rotate(239deg) brightness(94%) contrast(93%); }
.learn-card-yellow .learn-icon img { filter: invert(79%) sepia(48%) saturate(797%) hue-rotate(357deg) brightness(103%) contrast(97%); }

.learn-card h4 {
    color: var(--color-dark);
    margin-bottom: 15px;
    font-size: 1.25rem;
}

.learn-card p {
    color: var(--color-gray);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* FAQ Section */
.faq-section {
    background-color: var(--color-light-bg);
    padding: 80px 0;
}

.faq-title {
    text-align: center;
    margin-bottom: 50px;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid #ddd;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: 'Mulish', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    color: var(--color-dark);
    gap: 20px;
}

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

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    transition: transform 0.3s;
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 25px;
}

.faq-answer p {
    color: var(--color-gray);
    line-height: 1.7;
}

/* Author Section */
.author-section {
    background-color: var(--color-white);
    padding: 0 0 80px;
    position: relative;
}

.author-wave {
    height: 120px;
    background: linear-gradient(180deg, #1A1C47 0%, #00486E 40%, #0088A8 70%, #00A8CC 100%);
    border-radius: 0 0 50% 50% / 0 0 100% 100%;
    margin-bottom: 60px;
}

.author-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

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

.author-content p {
    margin-bottom: 20px;
    line-height: 1.8;
}

@media screen and (max-width: 1023px) {
    .author-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .author-image {
        max-width: 350px;
        margin: 0 auto;
    }
}

/* Stats Section */
.stats-section {
    background-color: var(--color-white);
    padding: 80px 0;
    text-align: center;
}

.stats-title {
    font-size: 2.5rem;
    font-style: italic;
    margin-bottom: 50px;
    line-height: 1.3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

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

.stat-number {
    font-family: 'Mulish', sans-serif;
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--color-dark);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1rem;
    color: var(--color-gray);
}

@media screen and (max-width: 767px) {
    .stats-title {
        font-size: 1.75rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

/* Testimonial Section */
.testimonial-section {
    background-color: #00486E;
    padding: 80px 0;
    text-align: center;
    position: relative;
}

.testimonial-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(0,100,140,0.5) 0%, transparent 70%);
    pointer-events: none;
}

.testimonial-icon {
    margin-bottom: 30px;
}

.testimonial-icon svg {
    width: 73px;
    height: 73px;
    color: var(--color-white);
}

.testimonial-quote {
    max-width: 900px;
    margin: 0 auto 30px;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-white);
    font-style: italic;
    position: relative;
}

.testimonial-author {
    color: var(--color-white);
}

.testimonial-author strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.testimonial-author span {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
}

/* About Section */
.about-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.about-image img {
    border-radius: 10px;
    max-width: 100%;
}

.about-content h2 {
    margin-bottom: 20px;
}

.about-content p {
    margin-bottom: 20px;
}

/* CTA Section */
.cta-section {
    background: var(--gradient-hero);
    padding: 60px 0;
    text-align: center;
}

.cta-section h3 {
    color: var(--color-white);
    margin-bottom: 15px;
}

.cta-form {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.cta-form input {
    padding: 15px 24px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    width: 300px;
}

.cta-form button {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 15px 30px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.cta-form button:hover {
    background-color: #0f1029;
}

/* Footer */
.footer {
    background: var(--gradient-hero);
    padding: 60px 0 30px;
    color: var(--color-white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-grid-two {
    grid-template-columns: 1fr auto;
    justify-content: space-between;
}

.footer-grid-two .footer-links {
    text-align: right;
}

.footer-brand p {
    margin-top: 15px;
    opacity: 0.8;
}

.footer-links h5 {
    color: var(--color-white);
    margin-bottom: 20px;
    text-align:right;
}

.footer-links ul {
    list-style: none;
    text-align:right;
}

.footer-links a {
    color: var(--color-white);
    opacity: 0.8;
    display: block;
    padding: 8px 0;
    transition: opacity 0.3s;
    text-align:right;
}

.footer-links a:hover {
    opacity: 1;
    /*text-decoration: underline;*/
    color: var(--color-yellow); 
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.2);
    opacity: 0.8;
}

.footer-bottom a:hover {
    opacity: 0.8;
    color: var(--color-yellow);
    text-decoration: underline;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    color: var(--color-purple);
    font-size: 24px;
    transition: color 0.3s;
}

.social-links a:hover {
    color: var(--color-amber);
}

/* About Page Hero */
.about-hero {
    background: var(--gradient-hero);
    padding: 100px 0;
    text-align: center;
}

.about-hero h1 {
    color: var(--color-white);
    margin-bottom: 20px;
}

.about-hero p {
    color: var(--color-white);
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.125rem;
}

/* Bio Section */
.bio-section {
    padding: 100px 0;
}

.bio-grid {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 60px;
    align-items: start;
}

.bio-image img {
    border-radius: 10px;
    width: 100%;
}

.linkedin-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 20px;
    width: 50px;
    height: 50px;
    background-color: #0A66C2;
    color: white;
    border-radius: 8px;
    transition: transform 0.3s, background-color 0.3s;
}

.linkedin-btn:hover {
    background-color: #004182;
    transform: scale(1.1);
}

.linkedin-btn svg {
    width: 28px;
    height: 28px;
}

.credentials {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.credential-badge {
    display: flex;
    align-items: center;
    gap: 12px;
}

.credential-icon {
    width: 50px;
    height: 50px;
    background-color: var(--color-dark);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.credential-icon img {
    width: 28px;
    height: 28px;
    filter: brightness(0) invert(1);
}

.credential-badge span {
    font-size: 0.875rem;
    color: var(--color-gray);
    line-height: 1.3;
}

.bio-content h2 {
    margin-bottom: 20px;
}

.bio-content p {
    margin-bottom: 20px;
}

/* Placeholder styles */
.placeholder-image {
    background: linear-gradient(135deg, #e0e0e0 25%, #f5f5f5 50%, #e0e0e0 75%);
    background-size: 200% 200%;
    animation: shimmer 2s infinite;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 14px;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Responsive */
@media screen and (max-width: 1023px) {
    h1 { font-size: 2.75rem; }
    h2 { font-size: 2rem; }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-form {
        margin: 0 auto;
    }
    
    .hero-image {
        order: -1;
    }
    
    .features-grid-three {
        grid-template-columns: 1fr;
    }
    
    .learn-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-section {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .bio-grid {
        grid-template-columns: 1fr;
    }
    
    .bio-image {
        text-align: center;
    }
    
    .bio-image img {
        max-width: 350px;
    }
}

@media screen and (max-width: 767px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--gradient-hero);
        flex-direction: column;
        padding: 20px;
        gap: 20px;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .hero {
        padding: 40px 0 0;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .learn-grid {
        grid-template-columns: 1fr;
    }
    
    .intro-section {
        padding: 50px 0;
    }
    
    .cta-form {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-form input {
        width: 100%;
        max-width: 300px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}