:root {
    --primary-color: #EF7D00;
    --secondary-color: #262262;
    --dark-bg: #0F2145;
    --light-bg: #FFFDF9;
    --gray-bg: #D9D9D9;
    --text-color: #262262;
    --white: #ffffff;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

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

body {
    font-family: var(--font-main);
    line-height: 1.5;
    color: var(--text-color);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 80px;
}

/* Header */
.header {
    background-color: var(--white);
    height: 120px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 90px;
    display: block;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav a {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 16px;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
}

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

/* Intro Section */
.intro-section {
    color: var(--dark-bg);
    padding: 120px 0;
}

.intro-grid {
    display: grid;
    grid-template-columns: 100%;
    gap: 100px;
    align-items: center;
}
.intro-logo-img {
    display: block;
    margin: auto;
}

.intro-grid h2 {
    text-align: center;
}

.intro-grid p {
    font-size: 20px;
    line-height: 1.6;
    font-weight: 400;
    opacity: 0.95;
    text-align: center;
}

.intro-image img {
    width: 100%;
    border-radius: 4px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}

/* Slideshow Section */
.slideshow-section {
    background-color: var(--gray-bg);
    color: var(--white);
    padding: 120px 0;
}
.slideshow-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    background-color: #000;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(0,0,0,0.2);
}

.slideshow-content {
    position: relative;
    height: 700px;
}

.slideshow-track {
    display: flex;
    width: 800%;
    height: 100%;
    animation: scroll 40s linear infinite;
}

.slide {
    width: 12.5%;
    height: 100%;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
}

.slideshow-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 33, 69, 0.4);
    pointer-events: none;
}

.slideshow-text {
    font-size: 60px;
    color: white;
    text-transform: lowercase;
    font-weight: 300;
    letter-spacing: 10px;
    opacity: 0.9;
    border: 1px solid rgba(255,255,255,0.3);
    padding: 20px 60px;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-87.5%); }
}

/* Welcome Section */
.welcome-section {
    background-color: var(--dark-bg);
    color: var(--white);
    padding: 120px 0;
}

.welcome-grid {
    display: grid;
    grid-template-columns: 100%;
    gap: 100px;
    align-items: center;
}

.welcome-grid h2 {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: .5em;
    text-align: center;
}

.welcome-grid h3 {
    font-size: 24px;
    margin-bottom: .5em;
    text-align: center;
}

.welcome-grid p {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.6;
    opacity: 0.95;
    text-align: center;
}

.welcome-image img {
    width: 100%;
    border-radius: 4px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}

/* Go Global Section */
.goglobal-section {
    background-color: var(--light-bg);
    color: var(--secondary-color);
    padding: 120px 0;
}
.goglobal-grid {
    display: grid;
    grid-template-columns: 70% 30%;
    gap: 40px;
}
.goglobal-section h2 {
    text-align: left;
    font-size: 48px;
    color: var(--secondary-color);
    margin-bottom: .5em;
    font-weight: 800;
}
.goglobal-section h3 {
    text-align: left;
    font-size: 36px;
    color: var(--secondary-color);
    margin-bottom: 80px;
    font-weight: 800;
}
.goglobal-grid .goglobal-ipb {
    display: flex;
    justify-content: center;
    align-items: center;
}
.goglobal-grid .goglobal-logo {
    padding: 0 2em;
    width: 100%;
}

/* Reach The Stars Section */
.reach-the-stars-section {
    background-color: var(--dark-bg);
    color: var(--white);
}

.reach-the-stars-grid {
    display: grid;
    grid-template-columns: 100%;
    gap: 0px;
    align-items: center;
}

.reach-the-stars-img {
    width: 100%;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}

/* Alliance Section */
.alliance-section {
    background-color: var(--light-bg);
    padding: 120px 0;
}

.alliance-cofundedby {
    text-align: center;
    font-size: 48px;
    color: var(--secondary-color);
    margin-bottom: 80px;
    font-weight: 800;
}
.alliance-cofundedby img {
    max-width: 90%;
}

.alliance-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.alliance-item {
    background-color: var(--white);
    padding: 50px 40px;
    border-radius: 4px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(0,0,0,0.05);
}

.alliance-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.08);
}

.alliance-logo {
    height: 80px;
    max-width: 100%;
    object-fit: contain;
    margin-bottom: 30px;
}

.alliance-item p {
    color: var(--secondary-color);
    font-weight: 700;
    font-size: 18px;
    line-height: 1.3;
}

/* Footer */
.footer {
    background-color: var(--dark-bg);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.footer-content p {
    font-size: 18px;
    opacity: 0.7;
    margin-bottom: 10px;
}
.footer-content p a {
    color: white;
}

/* Responsive */
@media (max-width: 1200px) {
    .container {
        padding: 0 40px;
    }
    .hero h1 {
        font-size: 60px;
    }
}

@media (max-width: 1024px) {
    .welcome-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }
    .welcome-image {
        order: -1;
    }
    .alliance-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .header {
        height: 100px;
    }
    .logo-img {
        height: 60px;
    }
    .nav {
        display: none;
    }
    .hero h1 {
        font-size: 40px;
    }
    .impact-grid {
        flex-direction: column;
        gap: 60px;
    }
    .impact-number {
        font-size: 80px;
    }
}

@media (max-width: 480px) {
    .alliance-grid {
        grid-template-columns: 1fr;
    }
    .goglobal-ipb {
        display: none !important;
    }
}