/* Variables */
:root {
    --bg-dark: #020205; /* Deep Space Black */
    --accent-green: #3bba9c; /* Emerald Green */
    --accent-blue: #2e9cca; /* Cyan / Blue */
    --text-main: #ffffff;
    --text-muted: #a0a0ab;
    --font-main: 'Montserrat', sans-serif;
    --container: 1400px;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* Background Gradients */
.bg-gradients {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    background: var(--bg-dark);
}

.gradient-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.6;
    animation: drift 20s infinite alternate ease-in-out;
}

.blob-1 {
    width: 60vw;
    height: 60vw;
    background: var(--accent-green);
    top: -20%;
    left: -10%;
}

.blob-2 {
    width: 70vw;
    height: 70vw;
    background: var(--accent-blue);
    bottom: -30%;
    right: -20%;
    animation-delay: -10s;
}

@keyframes drift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(10%, 10%) scale(1.1); }
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 40px;
}

.section {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 40px;
    background: transparent;
    color: var(--text-main);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 2px solid var(--accent-green);
    cursor: pointer;
    transition: 0.4s;
    border-radius: 0; /* Sharp edges */
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--accent-green);
    z-index: -1;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.btn:hover::before {
    transform: scaleX(1);
}

/* Header */
header {
    padding: 30px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.4s ease;
}

header.scrolled {
    background: rgba(2, 2, 5, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.header-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    transition: all 0.4s ease;
}

header.scrolled .header-inner {
    flex-direction: row;
    justify-content: space-between;
    gap: 0;
}

.logo img {
    height: 60px;
    object-fit: contain;
    transition: all 0.4s ease;
}

header.scrolled .logo img {
    height: 40px;
}

nav {
    display: inline-flex;
    gap: 30px;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 10px 40px;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-green);
    transition: 0.3s;
}

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

.lang-toggle {
    background: transparent;
    border: 1px solid var(--accent-green);
    padding: 8px 20px;
    color: white;
    font-family: var(--font-main);
    font-size: 0.8rem;
    cursor: pointer;
    transition: 0.3s;
    text-transform: uppercase;
    border-radius: 50px;
}

.lang-toggle:hover {
    background: var(--accent-green);
}

/* Animations */
.floating {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(1deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 1s cubic-bezier(0.1, 0, 0.1, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 100px; /* Offset header */
}

.hero-content {
    max-width: 1000px;
}

.hero-subtitle {
    font-size: 1.2rem;
    letter-spacing: 4px;
    margin-bottom: 20px;
    color: var(--text-muted);
    font-weight: 500;
}

.hero-title {
    font-size: 5vw;
    line-height: 1.1;
    margin-bottom: 40px;
    text-shadow: 0 0 40px rgba(255,255,255,0.1);
}

/* About */
.about-section {
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text h2 {
    font-size: 3rem;
    margin-bottom: 30px;
    background: linear-gradient(90deg, #fff, var(--text-muted));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* Services */
.services-section {
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.service-card {
    background: rgba(25, 25, 35, 0.4);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 50px;
    transition: 0.4s;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 2px; height: 100%;
    background: var(--accent-green);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: 0.4s;
}

.service-card:hover {
    background: rgba(25, 25, 35, 0.8);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.service-card:hover::before {
    transform: scaleY(1);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--accent-green);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-muted);
}

/* Contact */
.contact-section {
    position: relative;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info h2 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.info-item {
    margin-bottom: 30px;
}

.info-item h4 {
    color: var(--accent-green);
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.contact-form .form-group {
    margin-bottom: 25px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding: 15px 0;
    color: white;
    font-size: 1rem;
    font-family: var(--font-main);
    outline: none;
    transition: 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--accent-green);
}

footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.85rem;
}

@media (max-width: 992px) {
    .hero-title { font-size: 3rem; }
    .about-grid, .services-grid, .contact-grid { grid-template-columns: 1fr; }
    nav { display: none; } /* Could add hamburger here later */
}