:root {
    --bg-color: #f5f5f5;
    /* Light grey background for material feel */
    --surface-color: #ffffff;
    --text-color: #202124;
    --primary-color: #1a73e8;
    /* Google Blue */
    --accent-color: #3b82f6;
    --border-color: #dadce0;
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --shadow-1: 0 1px 2px 0 rgba(60, 64, 67, 0.3), 0 1px 3px 1px rgba(60, 64, 67, 0.15);
    --shadow-2: 0 1px 3px 0 rgba(60, 64, 67, 0.3), 0 4px 8px 3px rgba(60, 64, 67, 0.15);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1,
h2,
h3,
h4 {
    font-weight: 500;
    /* Google Material tends to be lighter weight headings */
    color: #202124;
    letter-spacing: normal;
}

/* Constants/Utilities */
.container {
    max-width: 1000px;
    /* Reduced width for boxed look */
    margin: 0 auto;
    padding: 0 2rem;
}

.card {
    background: var(--surface-color);
    border-radius: 8px;
    box-shadow: var(--shadow-1);
    margin-bottom: 2rem;
    overflow: hidden;
    transition: box-shadow 0.3s;
}

.card:hover {
    box-shadow: var(--shadow-2);
}

/* Header */
header {
    background: var(--surface-color);
    padding: 1rem 5%;
    display: flex;
    justify-content: center;
    position: relative;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    z-index: 10;
}

.logo img {
    height: 48px;
    width: auto;
}

/* Language Switcher */
.lang-switch {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: 5%;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lang-btn {
    border: none;
    background: none;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    color: #5f6368;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.2s, color 0.2s;
}

.lang-btn.active {
    color: var(--primary-color);
    background: rgba(26, 115, 232, 0.1);
}

.lang-btn:hover {
    background: rgba(0, 0, 0, 0.05);
}

/* Content Wrapper */
.main-wrapper {
    flex: 1;
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Hero */
.hero {
    text-align: center;
    padding: 3rem 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 2rem;
}

.hero h2 {
    font-size: 1.25rem;
    color: #5f6368;
    margin-bottom: 2rem;
    font-weight: 400;
}

/* Banner */
.banner {
    width: 100%;
    margin-bottom: 2rem;
    background: #fff;
    padding: 1rem;
    /* Boxed feel for the image too */
}

.banner img {
    width: 100%;
    height: auto;
    display: block;
    /* Removed object-fit cover to prevent cropping */
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 24px;
    height: 36px;
    /* Material standard height */
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    font-weight: 500;
    border-radius: 4px;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    transition: background 0.2s, box-shadow 0.2s;
}

.btn:hover {
    background: #1557b0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Content Sections */
.section-content {
    background: white;
    padding: 3rem;
    border-radius: 8px;
    box-shadow: var(--shadow-1);
    max-width: 900px;
    width: 100%;
    text-align: center;
    margin-bottom: 2rem;
}

.section-subtitle {
    font-size: 1.5rem;
    color: #202124;
    margin-bottom: 2rem;
    line-height: 1.4;
}

.about-logo {
    height: 60px;
    margin: 0 auto 1rem;
    display: block;
}

.experience-text {
    color: #5f6368;
    margin-bottom: 2rem;
    font-weight: 500;
}

.about-text {
    font-size: 1rem;
    color: #3c4043;
    margin-bottom: 2rem;
    text-align: left;
    line-height: 1.8;
}

.stats-text {
    font-weight: 700;
    color: var(--primary-color);
    margin: 2rem 0;
    font-size: 1.1rem;
    text-align: center;
}

/* Partners */
.section-partners {
    background: white;
    padding: 3rem;
    border-radius: 8px;
    box-shadow: var(--shadow-1);
    max-width: 900px;
    width: 100%;
    margin-bottom: 2rem;
    text-align: center;
}

.partners-img {
    max-width: 100%;
    height: auto;
    margin-top: 2rem;
}

/* Collab */
.section-collab {
    text-align: center;
    padding: 4rem 1rem;
    max-width: 800px;
}

.collab-title {
    font-size: 0.875rem;
    text-transform: uppercase;
    color: #5f6368;
    margin-bottom: 1rem;
    letter-spacing: 0.1em;
    font-weight: 500;
}

.collab-main-text {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
}

.collab-desc {
    color: #5f6368;
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Footer */
footer {
    background: white;
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
    font-size: 0.875rem;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 2rem;
}

.offices h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.offices p {
    color: #5f6368;
    margin-bottom: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    text-align: center;
    color: #5f6368;
}

@media (max-width: 768px) {

    .section-content,
    .section-partners {
        padding: 2rem 1rem;
        border-radius: 0;
        box-shadow: none;
    }

    .card {
        border-radius: 0;
        box-shadow: none;
        border-bottom: 1px solid var(--border-color);
    }

    .hero h1 {
        font-size: 2rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}