:root {
    --bg-color: #0a0a0a;
    --text-color: #e0e0e0;
    --primary-color: #00f2ff;
    /* Cyan neon */
    --secondary-color: #7000ff;
    /* Purple neon */
    --accent-color: #1a1a1a;
    --card-bg: #141414;
    --font-main: 'Inter', sans-serif;
    --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;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

a {
    text-decoration: none;
    color: inherit;
}

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

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

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    transition: var(--transition);
}

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

/* Buttons */
.btn-primary {
    background: linear-gradient(45deg, var(--secondary-color), var(--primary-color));
    color: #fff;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 242, 255, 0.3);
}

.btn-secondary {
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Hero */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(112, 0, 255, 0.1) 0%, rgba(10, 10, 10, 1) 70%);
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    position: relative;
    /* For pseudo-element positioning */
    z-index: 1;
}

.hero-content::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    /* Adjust size as needed */
    height: 600px;
    background-image: url('../img/logo_vigidog.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.1;
    /* Subtle transparency */
    z-index: -1;
    pointer-events: none;
}

/* Text Reveal Animation */
.reveal-container {
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.reveal-text {
    transform: translateY(100%);
    opacity: 0;
    transition: transform 1s cubic-bezier(0.77, 0, 0.175, 1), opacity 1s ease;
}

.reveal-text.visible {
    transform: translateY(0);
    opacity: 1;
}

.hero h1.reveal-text {
    margin-bottom: 0;
    /* Margin handled by container */
    line-height: 1.2;
    padding-bottom: 0.5rem;
    /* Prevent descenders from being cut off */
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow:
        0 0 15px rgba(255, 255, 255, 0.3),
        0 0 30px rgba(255, 255, 255, 0.1);
    /* Balanced glow */
}

.gradient-text {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 8px rgba(0, 242, 255, 0.2));
    /* Balanced glow for gradient text */
}

.hero p {
    font-size: 1.25rem;
    color: #d0d0d0;
    /* Slightly softer white */
    margin-bottom: 2.5rem;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.25);
    /* Balanced glow */
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Sections */
section {
    padding: 6rem 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    font-weight: 700;
}

/* Cards */
.card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 242, 255, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* Arguments */
.grid-arguments {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.argument-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.argument-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.argument-card p {
    color: #a0a0a0;
}

/* Products */
.grid-products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    position: relative;
    overflow: hidden;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(to bottom, var(--card-bg), #1a1a1a);
}

.product-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.tag {
    display: inline-block;
    font-size: 0.8rem;
    padding: 0.2rem 0.8rem;
    background: rgba(0, 242, 255, 0.1);
    color: var(--primary-color);
    border-radius: 20px;
    margin-bottom: 1rem;
}

/* Contact */
.contact {
    text-align: center;
    background: linear-gradient(to top, #141414, transparent);
}

.email-link {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    margin-top: 2rem;
    display: inline-block;
    transition: var(--transition);
}

.email-link:hover {
    color: var(--primary-color);
}

/* Footer */
.footer {
    padding: 2rem 0;
    text-align: center;
    color: #666;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer a {
    transition: var(--transition);
}

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

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

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

.delay-1 {
    transition-delay: 0.1s;
}

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

.delay-3 {
    transition-delay: 0.3s;
}

.delay-4 {
    transition-delay: 0.4s;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
        /* Mobile menu to be implemented if needed, keeping simple for now */
    }

    .hero-cta {
        flex-direction: column;
    }
}