:root {
    /* Colors */
    --color-primary: #6D28D9;
    /* Purple 700 - Deep, professional purple */
    --color-secondary: #7C3AED;
    /* Purple 600 - Brighter accent */
    --color-accent: #8B5CF6;
    /* Purple 500 */
    --color-background: #ffffff;
    --color-bg-light: #F8FAFC;
    /* Slate 50 */
    --color-text-main: #1E293B;
    /* Slate 800 */
    --color-text-muted: #475569;
    /* Slate 600 */
    --color-white: #ffffff;

    /* Typography */
    --font-heading: 'Archivo', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;

    /* Spacing */
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
    --container-width: 1200px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-background);
    color: var(--color-text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-text-main);
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

img {
    max-width: 100%;
    display: block;
    border-radius: 8px;
}

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    font-family: var(--font-heading);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border: 1px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: 16px 36px;
    font-size: 1.2rem;
}

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

.section-label {
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    display: block;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    height: 80px;
    display: flex;
    align-items: center;
}

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

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.language-selector {
    margin-right: 20px;
    font-weight: 500;
}

.language-selector a {
    text-decoration: none;
    color: var(--color-text-muted);
    margin: 0 5px;
    transition: color 0.3s ease;
}

.language-selector a:hover,
.language-selector a.active {
    color: var(--color-primary);
    font-weight: 700;
}

/* Hero */
.hero {
    padding-top: 140px;
    /* Navbar height + spacing */
    padding-bottom: 80px;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.hero-subheadline {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-image-wrapper {
    flex: 1;
    position: relative;
}

.hero-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

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

.split-layout {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.split-layout.reverse {
    flex-direction: row-reverse;
}

.text-content,
.image-content {
    flex: 1;
}

.section-img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.section-img:hover {
    transform: scale(1.02);
}

/* What We Do */
.feature-list {
    list-style: none;
    margin-top: 2rem;
}

.feature-list li {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.feature-list .icon {
    color: var(--color-primary);
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.feature-list h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.center {
    text-align: center;
    margin-bottom: 3rem;
}

/* Final CTA */
.final-cta {
    background-color: var(--color-primary);
    color: white;
    text-align: center;
}

.final-cta h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.final-cta .btn-primary {
    background-color: white;
    color: var(--color-primary);
    border: none;
}

.final-cta .btn-primary:hover {
    background-color: var(--color-bg-light);
    color: var(--color-text-main);
}

/* Footer */
.footer {
    background-color: #0f172a;
    /* Slate 900 */
    padding: 3rem 0;
    color: #94a3b8;
}

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

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        height: 60px;
    }

    .hero {
        padding-top: 100px;
        text-align: center;
    }

    .hero-content,
    .split-layout,
    .split-layout.reverse {
        flex-direction: column;
        gap: 3rem;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .hero-subheadline {
        margin: 0 auto 2rem auto;
    }

    .split-layout {
        text-align: left;
        /* Keep body text left aligned for readability usually, or center? User said minimalist corporate, left is better for body */
    }
}

/* ==========================================================================
   Services Page Catalog Specific Styles
   ========================================================================== */

/* Catalog Tabs */
.catalog-tabs {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}
.catalog-tab {
    background: transparent;
    border: 1px solid #E2E8F0;
    padding: 1rem 2.5rem;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--color-text-main);
}
.catalog-tab.active, .catalog-tab:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-light);
}
.tab-title {
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-heading);
}
.tab-subtitle {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* Catalog Grid & Cards */
.catalog-container {
    padding-top: 1rem;
}
.catalog-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}
@media (max-width: 900px) {
    .catalog-cards {
        grid-template-columns: 1fr;
    }
}
.catalog-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    position: relative;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #F1F5F9;
}
.catalog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: #E2E8F0;
}
.card-title {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}
.card-desc {
    color: var(--color-text-muted);
    font-size: 1rem;
    min-height: 3em; 
}
.flagship-badge {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: linear-gradient(135deg, #F59E0B, #D97706);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Specs Bubbles */
.card-badges {
    display: flex;
    gap: 1rem;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}
.badge {
    background: var(--color-bg-light);
    border: 1px solid #E2E8F0;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-main);
    transition: all 0.2s ease;
}
.catalog-card:hover .badge {
    background: #F1F5F9;
    border-color: #CBD5E1;
}

/* Accordion */
.card-accordion {
    margin-top: auto;
}
.accordion-trigger {
    width: 100%;
    background: transparent;
    border: 1px solid #CBD5E1;
    color: var(--color-primary);
    padding: 0.75rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}
.accordion-trigger:hover {
    background: var(--color-bg-light);
    border-color: var(--color-primary);
}
.accordion-content {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: all 0.4s ease;
}
.spec-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    font-size: 0.95rem;
    padding: 1rem 0;
    border-bottom: 1px solid #E2E8F0;
    list-style: none;
    margin-bottom: 1rem;
}
.spec-list li {
    color: var(--color-text-main);
}
.spec-list span {
    color: var(--color-text-muted);
    font-weight: 500;
}
.feature-heading {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}
.feature-bullets {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    list-style: none;
    margin-bottom: 0;
}
.feature-bullets li {
    position: relative;
    padding-left: 1.25rem;
}
.feature-bullets li::before {
    content: "•";
    color: var(--color-primary);
    position: absolute;
    left: 0;
    font-size: 1.2rem;
    line-height: 1;
}

@media (max-width: 600px) {
    .spec-list, .feature-bullets {
        grid-template-columns: 1fr;
    }
}