:root {
    /* Colors */
    --color-dark: #000000;
    --color-light: #ffffff;
    --color-primary: #FFFF00;
    /* Yellow */
    --color-secondary: #0000FF;
    /* Blue */
    --color-gray: #f5f5f5;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-accent: #FF0000;
    /* For errors/warnings */

    /* Typography */
    --font-main: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    --spacing-2xl: 12rem;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
}

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

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

/* Scroll Snap */
html {
    scroll-behavior: smooth;
    scroll-snap-type: y mandatory;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Snap Alignment for Sections */
.hero-section,
.section {
    scroll-snap-align: start;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--spacing-xl) 0;
}

/* Animations */
@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-dark);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease;
}

.loader-bar {
    width: 200px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.loader-progress {
    width: 0%;
    height: 100%;
    background: var(--color-primary);
    transition: width 0.1s linear;
}

/* Utilities */
.text-center {
    text-align: center;
}

.text-primary {
    color: var(--color-primary);
}

.text-secondary {
    color: var(--color-secondary);
}

.hidden-mobile {
    display: block;
}

@media (max-width: 768px) {
    .hidden-mobile {
        display: none;
    }
}

/* Section Specifics */
.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
    text-align: center;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--color-dark);
    color: var(--color-light);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: #2a2a2a;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-dark);
    border: 2px solid var(--color-dark);
}

.btn-secondary:hover {
    background-color: var(--color-dark);
    color: var(--color-light);
}

/* Header & Nav */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--transition-medium);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

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

.logo {
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: -1px;
    color: var(--color-dark);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-primary);
    transition: width var(--transition-medium);
}

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

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

/* Mobile Menu */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-dark);
    transition: all var(--transition-medium);
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--color-light);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: right var(--transition-medium);
    z-index: 999;
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav ul {
    list-style: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.mobile-nav a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
    text-decoration: none;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }
}

/* Hero */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-dark);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    opacity: 0.6;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.8));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    padding: 0 var(--spacing-sm);
    color: var(--color-light);
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: var(--spacing-sm);
    line-height: 1.1;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-content p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-buttons .btn-secondary {
    color: var(--color-light);
    border-color: var(--color-light);
}

.hero-buttons .btn-secondary:hover {
    background-color: var(--color-light);
    color: var(--color-dark);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.card {
    background-color: var(--color-light);
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    border: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
}

.card p {
    color: var(--color-text);
    font-size: 0.95rem;
}

.card-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

/* Community Section */
.community-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.community-list li {
    background: var(--color-light);
    padding: var(--spacing-sm);
    border-radius: 8px;
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.community-list h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
}

.community-list p {
    font-size: 0.9rem;
    color: var(--color-text);
}

/* Roles & Pie Chart Section */
.roles-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    align-items: center;
}

@media (min-width: 1024px) {
    .roles-grid {
        grid-template-columns: 1fr 400px 1fr;
    }
}

.role-col {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.role-item h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.role-item p {
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Pie Chart */
.pie-chart-container {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .pie-chart-container {
        width: 380px;
        height: 380px;
    }
}

.pie-chart {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: conic-gradient(var(--color-primary) 0% 25%,
            var(--color-light) 25% 50%,
            var(--color-dark) 50% 75%,
            var(--color-secondary) 75% 100%);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    position: relative;
    animation: rotateChart 2s ease-out forwards;
}

@keyframes rotateChart {
    from {
        transform: rotate(-180deg);
        opacity: 0;
    }

    to {
        transform: rotate(0deg);
        opacity: 1;
    }
}

.pie-chart-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50%;
    height: 50%;
    background-color: var(--color-gray);
    border-radius: 50%;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--color-text-light);
}

@media (min-width: 1024px) {
    .role-col-left {
        text-align: right;
    }

    .role-col-right {
        text-align: left;
    }
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.portfolio-item img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast);
}

.portfolio-item img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

/* Service Form */
.service-form {
    background: var(--color-light);
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    max-width: 600px;
    margin: 0 auto;
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-main);
    border: 1px solid #ddd;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Footer */
.main-footer {
    background-color: var(--color-dark);
    color: var(--color-light);
    padding: var(--spacing-md) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-col a {
    color: var(--color-text-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-light);
}

.community-list h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
}

.community-list p {
    font-size: 0.9rem;
    color: var(--color-text);
}

/* Roles & Pie Chart Section */
.roles-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    align-items: center;
}

@media (min-width: 1024px) {
    .roles-grid {
        grid-template-columns: 1fr 400px 1fr;
    }
}

.role-col {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.role-item h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.role-item p {
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Pie Chart */
.pie-chart-container {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .pie-chart-container {
        width: 380px;
        height: 380px;
    }
}

.pie-chart {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: conic-gradient(var(--color-primary) 0% 25%,
            var(--color-light) 25% 50%,
            var(--color-dark) 50% 75%,
            var(--color-secondary) 75% 100%);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    position: relative;
    animation: rotateChart 2s ease-out forwards;
}

@keyframes rotateChart {
    from {
        transform: rotate(-180deg);
        opacity: 0;
    }

    to {
        transform: rotate(0deg);
        opacity: 1;
    }
}

.pie-chart-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50%;
    height: 50%;
    background-color: var(--color-gray);
    border-radius: 50%;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--color-text-light);
}

@media (min-width: 1024px) {
    .role-col-left {
        text-align: right;
    }

    .role-col-right {
        text-align: left;
    }
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.portfolio-item img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast);
}

.portfolio-item img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

/* Service Form */
.service-form {
    background: var(--color-light);
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    max-width: 600px;
    margin: 0 auto;
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-main);
    border: 1px solid #ddd;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Footer */
.main-footer {
    background-color: var(--color-dark);
    color: var(--color-light);
    padding: var(--spacing-md) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-col a {
    color: var(--color-text-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-sm);
    text-align: center;
    color: var(--color-text-light);
    font-size: 0.9rem;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: var(--color-light);
    padding: 1rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 0 auto;
}

.cookie-banner p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text);
}

/* Scroll to Top Button */
.scroll-top-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: var(--color-dark);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-medium);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top-btn:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Fade In Animation */
.fade-in-hidden {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
}