:root {
    --bg-primary: #070B12;
    --bg-secondary: #0D1420;
    --card-bg: #121B29;
    --panel-bg: #182433;
    --text-main: #F5F7FA;
    --text-muted: #C6D0DA;
    --accent-1: #4DAEFF;
    --accent-2: #5BE3B3;
    --accent-3: #FFD166;
    --border-color: rgba(77, 174, 255, 0.2);
    --border-glow: 0 0 10px rgba(77, 174, 255, 0.1);
    --glass-bg: rgba(13, 20, 32, 0.7);
    
    --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --transition: all 0.3s ease;
    --radius: 12px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

a {
    color: var(--accent-1);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-2);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: 1rem;
    font-weight: 600;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 2rem;}
h3 { font-size: 1.5rem; }
p { margin-bottom: 1.5rem; color: var(--text-muted); }

.text-highlight { color: var(--accent-1); }
.text-center { text-align: center; }

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 6rem 0;
}

/* Glassmorphism & Cards */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    box-shadow: var(--border-glow);
}

.card {
    background-color: var(--card-bg);
    border-radius: var(--radius);
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-1);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2), 0 0 15px rgba(77, 174, 255, 0.15);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-1), #2b82c9);
    color: #fff;
    box-shadow: 0 4px 15px rgba(77, 174, 255, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2b82c9, var(--accent-1));
    color: #fff;
    box-shadow: 0 6px 20px rgba(77, 174, 255, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--accent-1);
}

.btn-secondary:hover {
    background: var(--accent-1);
    color: #fff;
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition);
}

header.sticky {
    padding: 1rem 0;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 48px;
    width: auto;
    display: block;
    transition: var(--transition);
}

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

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-main);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    background: radial-gradient(circle at top right, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 20%;
    right: 10%;
    width: 400px;
    height: 400px;
    background: var(--accent-1);
    filter: blur(150px);
    opacity: 0.1;
    z-index: 0;
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-content p {
    font-size: 1.25rem;
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

/* Grid Layouts */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }

/* Specific Sections */
.intro-section {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--accent-2);
    margin-bottom: 1.5rem;
}

.process-step {
    position: relative;
    padding-left: 3rem;
    margin-bottom: 2rem;
}

.process-step::before {
    content: attr(data-step);
    position: absolute;
    left: 0;
    top: 0;
    width: 36px;
    height: 36px;
    background: var(--panel-bg);
    border: 1px solid var(--accent-1);
    color: var(--accent-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    box-shadow: var(--border-glow);
}

/* FAQ Accordion */
.faq-item {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.5rem;
    max-height: 500px;
}

.faq-item.active .faq-question {
    color: var(--accent-1);
}

/* Forms */
.contact-form {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-main);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-1);
    box-shadow: var(--border-glow);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    background-color: var(--bg-secondary);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-links h4 {
    color: var(--text-main);
    margin-bottom: 1.5rem;
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-brand .logo-img {
    height: 60px;
    margin-bottom: 1rem;
}

/* Article Layout */
.article-header {
    padding-top: 120px;
    padding-bottom: 4rem;
    background: var(--bg-secondary);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
}

/* Image styling */
.img-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.img-placeholder {
    width: 100%;
    height: 100%;
    min-height: 300px;
    background: var(--panel-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

/* Cookie Banner */
#cookie-banner {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 800px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 2rem;
    z-index: 9999;
    display: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.cookie-content h3 { margin-bottom: 0.5rem; }
.cookie-content p { font-size: 0.9rem; margin-bottom: 1.5rem; }
.cookie-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
    .grid-2 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition);
        border-left: 1px solid var(--border-color);
    }
    
    .nav-links.active { right: 0; }
    .mobile-menu-btn { display: block; z-index: 1001; position: relative; }
    .hero { text-align: center; }
    .hero-buttons { justify-content: center; }
    .footer-grid { grid-template-columns: 1fr; }
}