/* style.css */
:root {
    --primary-color: #111111;
    --primary-light: #1e1e1e;
    --accent-color: #00E676; /* Vibrant Green */
    --accent-hover: #00c263;
    --text-color: #f4f4f4;
    --text-muted: #a0a0a0;
    --bg-color: #0a0a0a;
    
    --font-main: 'Inter', sans-serif;
    
    --container-width: 1200px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

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

.accent {
    color: var(--accent-color);
}

.text-center {
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 800;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 230, 118, 0.3);
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

/* Navbar */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: transparent;
    padding: 20px 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    background-color: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-color);
    text-decoration: none;
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

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

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

.nav-link:hover {
    color: var(--accent-color);
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    transition: var(--transition);
    background-color: var(--text-color);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    /* Use a dark gradient if image is not present */
    background: linear-gradient(135deg, #111111 0%, #1a1a1a 100%);
    overflow: hidden;
}

/* Abstract shape */
.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,230,118,0.1) 0%, rgba(0,0,0,0) 70%);
    border-radius: 50%;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 10, 10, 0.4);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 800px;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
}

/* About Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.about-image {
    position: relative;
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(45deg, #1e1e1e, #2a2a2a);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.image-placeholder::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(transparent, rgba(0,230,118,0.2));
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background-color: rgba(255,255,255,0.03);
    padding: 40px 30px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    background-color: rgba(255,255,255,0.05);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

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

/* Pricing Section */
.pricing-card {
    max-width: 400px;
    margin: 50px auto 0;
    background: linear-gradient(180deg, #1e1e1e 0%, #111111 100%);
    border-radius: 30px;
    overflow: hidden;
    border: 1px solid rgba(0, 230, 118, 0.3);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    position: relative;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background-color: var(--accent-color);
}

.pricing-header {
    padding: 40px 30px 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.plan-name {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.plan-price {
    font-size: 4rem;
    font-weight: 800;
    color: var(--accent-color);
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.currency {
    font-size: 1.5rem;
    margin-top: 10px;
}

.period {
    font-size: 1rem;
    color: var(--text-muted);
    align-self: flex-end;
    margin-bottom: 15px;
    font-weight: 400;
}

.pricing-body {
    padding: 30px;
}

.plan-features {
    list-style: none;
    margin-bottom: 30px;
}

.plan-features li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    color: var(--text-color);
}

.check-icon {
    width: 20px;
    height: 20px;
    color: var(--accent-color);
    margin-right: 10px;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background-color: var(--bg-color);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.05);
}

.testimonial-content {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 15px;
    background-color: #333;
    background-size: cover;
    background-position: center;
}

/* Placeholders for avatars */
.avatar-1 { background-image: linear-gradient(135deg, #FF6D00, #F44336); }
.avatar-2 { background-image: linear-gradient(135deg, #2196F3, #00BCD4); }

.author-info h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.rating {
    font-size: 0.9rem;
}

/* Contact */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

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

.form-group {
    margin-bottom: 20px;
}

.form-control {
    width: 100%;
    padding: 15px 20px;
    background-color: var(--primary-light);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    color: var(--text-color);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(0, 230, 118, 0.2);
}

/* Footer */
.footer {
    background-color: var(--primary-light);
    padding: 80px 0 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h3 {
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: var(--text-color);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 15px;
}

.footer-links a, .footer-links span {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.05);
    border-radius: 50%;
    color: var(--text-color);
    transition: var(--transition);
}

.social-icon:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations & Responsive */
@media (max-width: 992px) {
    .hero-title {
        font-size: 3.5rem;
    }
    .about-container, .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    .hamburger.active .bar:nth-child(2) { opacity: 0; }
    .hamburger.active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .hamburger.active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--primary-light);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.5);
        padding: 30px 0;
    }

    .nav-menu.active {
        left: 0;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
}

/* Scroll Reveal Classes */
.reveal {
    opacity: 0;
    visibility: hidden;
}

.reveal.active {
    opacity: 1;
    visibility: visible;
}

.fade-in-up {
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.fade-in-up.active {
    transform: translateY(0);
}

.slide-in-left {
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

.slide-in-left.active {
    transform: translateX(0);
}

.slide-in-right {
    transform: translateX(50px);
    transition: all 0.8s ease;
}

.slide-in-right.active {
    transform: translateX(0);
}

.zoom-in {
    transform: scale(0.9);
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.zoom-in.active {
    transform: scale(1);
}

.scale-up {
    transform: scale(0.95);
    transition: all 0.8s ease;
}

.scale-up.active {
    transform: scale(1);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }