/* --- Variables (Easier to manage colors) --- */
:root {
    --primary-color: #5d42a0; /* A rich purple */
    --secondary-color: #8c71d1; /* Lighter purple */
    --accent-color: #a788e0; /* Even lighter for highlights */
    --dark-text: #2c2c3e;
    --light-text: #6a6a8a;
    --background-light: #f8f8fc;
    --background-medium: #eaeaef;
    --card-background: #ffffff;
    --shadow-light: rgba(0, 0, 0, 0.08);
    --shadow-medium: rgba(0, 0, 0, 0.15);
}

/* Universal Styles & Body */
body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    color: var(--dark-text);
    line-height: 1.6;
    overflow-x: hidden; /* Prevent horizontal scroll on animations */
    background-color: var(--background-light); /* Default background */
}

/* Animated Background (Body) */
.animated-background {
    background: linear-gradient(135deg, var(--background-light) 0%, var(--background-medium) 100%);
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}


.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto; /* Center the container */
}

/* Header & Navigation */
header {
    background-color: var(--card-background);
    padding: 15px 0;
    box-shadow: 0 4px 15px var(--shadow-light); /* Stronger header shadow */
    position: sticky; /* Make header sticky */
    top: 0;
    z-index: 1000; /* Ensure it's on top */
    transition: background-color 0.3s ease;
}

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

.logo {
    font-size: 32px; /* Slightly larger */
    font-weight: 800; /* Extra bold */
    color: var(--primary-color); /* Use primary color */
    text-shadow: 1px 1px 2px rgba(0,0,0,0.05); /* Subtle text shadow */
}

.main-nav { /* Desktop nav */
    display: block; /* Default for desktop */
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

.main-nav li {
    margin-right: 40px; /* More space */
}

.main-nav a {
    text-decoration: none;
    color: var(--light-text);
    font-size: 17px; /* Slightly larger */
    font-weight: 600;
    position: relative;
    transition: color 0.3s ease;
}

.main-nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px; /* Thicker underline */
    background-color: var(--primary-color); /* Color underline */
    left: 50%;
    bottom: -8px; /* Lower underline */
    transform: translateX(-50%);
    transition: width 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55); /* Bounce effect */
}

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

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


/* Hamburger Menu Icon */
.hamburger-menu {
    width: 30px;
    height: 20px;
    display: none; /* Hidden by default, shown on mobile */
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    z-index: 1001; /* Above header */
    transition: transform 0.3s ease;
}

.hamburger-menu .bar {
    width: 100%;
    height: 3px;
    background-color: var(--dark-text);
    border-radius: 5px;
    transition: all 0.3s ease;
}

/* Hamburger active state (for X animation) */
.hamburger-menu.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger-menu.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-color); /* Full screen overlay */
    display: flex;
    justify-content: center;
    align-items: center;
    transform: translateX(100%); /* Start off-screen to the right */
    transition: transform 0.4s ease-in-out;
    z-index: 999; /* Below hamburger but above content */
    opacity: 0; /* Start hidden */
    visibility: hidden;
}

.mobile-nav-overlay.open {
    transform: translateX(0); /* Slide in */
    opacity: 1; /* Fade in */
    visibility: visible;
}

.mobile-nav-overlay ul {
    list-style: none;
    padding: 0;
    text-align: center;
    width: 80%; /* Constrain width of links */
}

.mobile-nav-overlay li {
    margin-bottom: 30px; /* Space out links */
}

.mobile-nav-overlay a {
    text-decoration: none;
    color: #ffffff; /* White text on purple background */
    font-size: 28px; /* Large mobile links */
    font-weight: 600;
    transition: color 0.3s ease;
    display: block; /* Make link block to fill width */
    padding: 10px 0;
}

.mobile-nav-overlay a:hover {
    color: var(--accent-color); /* Lighter accent on hover */
}

.mobile-contact-btn {
    width: 100%; /* Full width button */
    margin-top: 20px;
    background-image: linear-gradient(45deg, #ffffff 0%, #f0f0f0 100%); /* Lighter gradient for contact button */
    color: var(--primary-color);
}

.mobile-contact-btn:hover {
    background-image: linear-gradient(45deg, #f0f0f0 0%, #e0e0e0 100%);
    color: var(--primary-color);
}


/* Buttons */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 17px;
    font-weight: 700;
    box-shadow: 0 4px 15px var(--shadow-light);
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
}

.primary-btn {
    background-color: var(--primary-color);
    color: #ffffff;
    background-image: linear-gradient(45deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.primary-btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px var(--shadow-medium);
    background-image: linear-gradient(45deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

/* Hero Section (General) */
.hero-section {
    padding-top: 80px; /* Adjusted: Reduced top padding for "above the fold" */
    padding-bottom: 120px;
    background-color: transparent;
    position: relative;
    z-index: 1;
}

.hero-content-wrapper.single-column {
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.hero-text-block {
    flex: unset;
    max-width: 900px;
    padding-right: 0;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.hero-text-block h1 {
    font-size: 64px;
    font-weight: 800;
    color: var(--dark-text);
    margin-bottom: 25px;
    line-height: 1.1;
    text-shadow: 2px 2px 5px rgba(0,0,0,0.05);
    overflow: hidden;
}

.hero-text-block h1 .word-reveal {
    display: inline-block;
}

.hero-text-block p {
    font-size: 20px;
    color: var(--light-text);
    margin-bottom: 50px;
    max-width: 700px;
    line-height: 1.7;
    margin-left: auto;
    margin-right: auto;
}

.hero-btn {
    padding: 18px 45px;
    font-size: 20px;
    margin-bottom: 0;
}

/* Principles Section (Used for box styling) */
.principles-section {
    background-color: var(--card-background);
    padding: 80px 0;
    margin-bottom: 100px; /* Space below the box */
    border-radius: 15px;
    box-shadow: 0 10px 30px var(--shadow-medium);
    margin-left: auto;
    margin-right: auto;
    max-width: 1000px;
    width: 90%;
    transform: translateY(0);
    opacity: 1;
}

.principles-heading {
    font-size: 40px;
    font-weight: 800;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 50px;
}

.principles-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.principles-paragraph {
    font-size: 19px;
    color: var(--dark-text);
    line-height: 1.8;
    margin-bottom: 35px;
    font-weight: 400;
}

.principles-paragraph:last-child {
    margin-bottom: 0;
}


/* Objectives Section (Not directly used for mission boxes anymore, retains its purpose) */
.objectives-section {
    padding: 80px 0;
    background-color: var(--background-light);
    text-align: center;
}

.objectives-heading {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 60px;
}

.objectives-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.objective-item {
    flex: 1;
    min-width: 280px;
    max-width: 350px;
    background-color: var(--card-background);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 8px 25px var(--shadow-light);
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.objective-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 35px var(--shadow-medium);
}

.objective-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.objective-icon svg {
    width: 100%;
    height: 100%;
    stroke-width: 2;
}

.objective-text {
    font-size: 18px;
    color: var(--dark-text);
    line-height: 1.6;
    text-align: center;
    font-weight: 500;
}

/* --- New & Adjusted Styles for Mission Page --- */

/* Mission Page Hero Section */
.mission-hero-section {
    padding-top: 80px; /* Adjusted: Consistent with main hero for 'above the fold' */
    padding-bottom: 80px;
    background-color: transparent;
    text-align: center;
}

.mission-hero-section .hero-text-block {
    max-width: 800px;
}

.mission-hero-section .mission-page-main-header { /* New class for the main page header */
    font-size: 58px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1.1;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.05);
}

.mission-hero-section .mission-sub-header {
    font-size: 22px;
    color: var(--dark-text);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.6;
    font-weight: 600;
}

/* Mission Content Boxes (now explicitly using principles-section-like styles) */
.mission-content-box {
    background-color: var(--card-background);
    padding: 80px 0;
    margin-bottom: 100px; /* Consistent space between boxes and from bottom */
    border-radius: 15px;
    box-shadow: 0 10px 30px var(--shadow-medium);
    margin-left: auto;
    margin-right: auto;
    max-width: 1000px;
    width: 90%;
    /* No transform/opacity here as GSAP will handle it */
}

.mission-content-box .container {
    /* Ensures content inside the box adheres to the container width */
}


.mission-text-block {
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.mission-text-block p {
    font-size: 18px;
    color: var(--dark-text);
    line-height: 1.7;
    margin-bottom: 20px;
}

.mission-text-block p:last-child {
    margin-bottom: 0;
}

.section-part-title { /* Used for titles within the content boxes */
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 40px;
}

/* List styling for the bullet points in the second part */
.mission-text-block ul {
    list-style: none;
    padding-left: 0;
    margin-top: 15px;
    margin-bottom: 20px;
}
.mission-text-block ul li {
    font-size: 18px;
    color: var(--dark-text);
    line-height: 1.6;
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}
.mission-text-block ul li::before {
    content: '•';
    color: var(--primary-color);
    font-size: 1.2em;
    position: absolute;
    left: 0;
    top: 0;
    line-height: inherit;
    font-weight: bold;
}


/* Media Queries for Responsiveness */

/* Large Tablets and Laptops (1024px) */
@media (max-width: 1024px) {
    .hero-section {
        padding-top: 60px; /* Adjusted for smaller screens too */
        padding-bottom: 100px;
    }
    .hero-text-block h1 {
        font-size: 50px;
    }
    .hero-text-block p {
        font-size: 19px;
    }
    .hero-btn {
        font-size: 19px;
    }
    .principles-section {
        padding: 60px 0;
        margin-bottom: 80px;
        width: 95%;
    }
    .principles-heading {
        font-size: 36px;
        margin-bottom: 40px;
    }
    .principles-content {
        max-width: 90%;
    }
    .principles-paragraph {
        font-size: 17px;
        margin-bottom: 30px;
    }
    .objectives-section {
        padding: 70px 0;
    }
    .objectives-heading {
        font-size: 32px;
        margin-bottom: 50px;
    }
    .objectives-list {
        gap: 30px;
    }
    .objective-item {
        min-width: 280px;
        max-width: 45%;
        padding: 35px 25px;
    }
    .objective-icon {
        width: 45px;
        height: 45px;
        margin-bottom: 18px;
    }
    .objective-text {
        font-size: 17px;
    }

    /* Mission Page specific responsiveness */
    .mission-hero-section {
        padding-top: 60px; /* Adjusted for smaller screens too */
        padding-bottom: 60px;
    }
    .mission-hero-section .mission-page-main-header { /* New class for the main page header */
        font-size: 50px;
    }
    .mission-hero-section .mission-sub-header {
        font-size: 20px;
    }
    .mission-content-box {
        padding: 60px 0;
        margin-bottom: 80px;
    }
    .section-part-title {
        font-size: 28px;
    }
    .mission-text-block p, .mission-text-block ul li {
        font-size: 17px;
    }
}

/* Tablets (768px) */
@media (max-width: 768px) {
    .header-content {
        justify-content: space-between;
        align-items: center;
    }
    .main-nav, .desktop-btn {
        display: none;
    }
    .hamburger-menu {
        display: flex;
    }

    .hero-section {
        padding-top: 40px; /* Adjusted for smaller screens */
        padding-bottom: 80px;
    }
    .hero-text-block h1 {
        font-size: 40px;
        margin-bottom: 20px;
    }
    .hero-text-block p {
        font-size: 17px;
        margin-bottom: 40px;
    }
    .hero-btn {
        padding: 14px 30px;
        font-size: 17px;
    }

    .principles-section {
        padding: 50px 0;
        margin-bottom: 60px;
        width: 90%;
    }
    .principles-heading {
        font-size: 30px;
        margin-bottom: 35px;
    }
    .principles-content {
        /* text-align: left; inherited */
    }
    .principles-paragraph {
        font-size: 16px;
        margin-bottom: 25px;
    }

    .objectives-section {
        padding: 60px 0;
    }
    .objectives-heading {
        font-size: 28px;
        margin-bottom: 40px;
    }
    .objectives-list {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    .objective-item {
        width: 90%;
        max-width: 450px;
        padding: 30px 25px;
    }
    .objective-icon {
        width: 40px;
        height: 40px;
        margin-bottom: 15px;
    }
    .objective-text {
        font-size: 16px;
    }

    /* Mission Page specific responsiveness */
    .mission-hero-section {
        padding-top: 40px; /* Adjusted for smaller screens */
        padding-bottom: 40px;
    }
    .mission-hero-section .mission-page-main-header { /* New class for the main page header */
        font-size: 40px;
    }
    .mission-hero-section .mission-sub-header {
        font-size: 18px;
    }
    .mission-content-box {
        padding: 50px 0;
        margin-bottom: 60px;
    }
    .section-part-title {
        font-size: 26px;
    }
    .mission-text-block p, .mission-text-block ul li {
        font-size: 16px;
    }
}

/* Mobile Phones (480px) */
@media (max-width: 480px) {
    .logo {
        font-size: 26px;
    }

    .hero-section {
        padding-top: 30px; /* Further adjusted for very small screens */
        padding-bottom: 60px;
    }
    .hero-text-block h1 {
        font-size: 32px;
        margin-bottom: 15px;
    }
    .hero-text-block p {
        font-size: 15px;
        margin-bottom: 30px;
    }
    .hero-btn {
        padding: 12px 25px;
        font-size: 16px;
    }

    .principles-section {
        padding: 40px 0;
        margin-bottom: 40px;
    }
    .principles-heading {
        font-size: 26px;
        margin-bottom: 25px;
    }
    .principles-content {
        /* text-align: left; inherited */
    }
    .principles-paragraph {
        font-size: 15px;
        margin-bottom: 20px;
    }

    .objectives-section {
        padding: 40px 0;
    }
    .objectives-heading {
        font-size: 24px;
        margin-bottom: 30px;
    }
    .objective-item {
        padding: 25px 20px;
    }
    .objective-icon {
        width: 35px;
        height: 35px;
        margin-bottom: 10px;
    }
    .objective-text {
        font-size: 15px;
    }

    /* Mission Page specific responsiveness */
    .mission-hero-section {
        padding-top: 30px; /* Further adjusted for very small screens */
        padding-bottom: 30px;
    }
    .mission-hero-section .mission-page-main-header {
        font-size: 30px;
    }
    .mission-hero-section .mission-sub-header {
        font-size: 16px;
    }
    .mission-content-box {
        padding: 40px 0;
        margin-bottom: 40px;
    }
    .section-part-title {
        font-size: 22px;
    }
    .mission-text-block p, .mission-text-block ul li {
        font-size: 15px;
    }
}