/* CSS Variables for consistent theming */
:root {
    --color-primary: #1a1a2e;
    --color-secondary: #162033;
    --color-accent: #5ba4d4;
    --color-accent-light: #7dbde6;
    --color-text: #e8e8e8;
    --color-text-muted: #a0a0a0;
    --color-bg-dark: #0d1117;
    --color-bg-card: rgba(22, 32, 51, 0.8);
    --color-border: rgba(91, 164, 212, 0.3);
    --font-heading: 'Raleway', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --transition: all 0.3s ease;
}

/* Reset and base styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: var(--font-body);
    background: var(--color-bg-dark);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 3rem;
    background: rgba(15, 15, 26, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-logo {
    height: 40px;
    width: auto;
}

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
}

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

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

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 6rem 2rem 4rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-bg-dark) 100%);
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 8px;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.tagline {
    font-family: var(--font-heading);
    font-size: clamp(1rem, 3vw, 1.5rem);
    color: var(--color-text);
    letter-spacing: 4px;
    margin-bottom: 2rem;
    font-weight: 400;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.cta-button {
    display: inline-block;
    padding: 1rem 3rem;
    background: transparent;
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
    font-family: var(--font-heading);
    font-size: 1rem;
    letter-spacing: 2px;
    text-decoration: none;
    text-transform: uppercase;
    transition: var(--transition);
}

.cta-button:hover {
    background: var(--color-accent);
    color: var(--color-bg-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(91, 164, 212, 0.3);
}

/* Services Section */
.services {
    padding: 6rem 0;
    background: var(--color-secondary);
}

.services h2,
.about h2,
.contact h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    text-align: center;
    color: var(--color-accent);
    margin-bottom: 3rem;
    letter-spacing: 3px;
}

.services-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.service-card {
    flex: 0 1 340px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-accent);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    color: var(--color-accent);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--color-text);
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* About Section */
.about {
    padding: 6rem 0;
    background: var(--color-primary);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 1.5rem;
}

.about-content strong {
    color: var(--color-accent);
}

.about-content em {
    color: var(--color-text);
    font-style: italic;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: var(--color-secondary);
}

.contact-intro {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--color-bg-card);
    padding: 3rem;
    border: 1px solid var(--color-border);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(15, 15, 26, 0.8);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(91, 164, 212, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.captcha-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

#captcha-question {
    color: var(--color-accent);
    font-weight: 500;
}

.submit-button {
    width: 100%;
    padding: 1rem 2rem;
    background: var(--color-accent);
    border: none;
    color: var(--color-bg-dark);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
}

.submit-button:hover:not(:disabled) {
    background: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(91, 164, 212, 0.3);
}

.submit-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.form-status {
    margin-top: 1.5rem;
    padding: 1rem;
    text-align: center;
    border-radius: 4px;
    display: none;
}

.form-status.success {
    display: block;
    background: rgba(39, 174, 96, 0.2);
    border: 1px solid rgba(39, 174, 96, 0.5);
    color: #27ae60;
}

.form-status.error {
    display: block;
    background: rgba(231, 76, 60, 0.2);
    border: 1px solid rgba(231, 76, 60, 0.5);
    color: #e74c3c;
}

/* Footer */
.footer {
    background: var(--color-bg-dark);
    padding: 2rem;
    text-align: center;
    border-top: 1px solid var(--color-border);
}

.footer p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    letter-spacing: 1px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem 1.5rem;
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        gap: 1.5rem;
    }

    .nav-links a {
        font-size: 0.8rem;
    }

    .hero {
        padding: 8rem 1.5rem 4rem;
    }

    .hero h1 {
        letter-spacing: 4px;
    }

    .services,
    .about,
    .contact {
        padding: 4rem 0;
    }

    .contact-form {
        padding: 2rem 1.5rem;
    }

    .services h2,
    .about h2,
    .contact h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .brand-name {
        font-size: 1.2rem;
    }

    .cta-button {
        padding: 0.8rem 2rem;
        font-size: 0.9rem;
    }
}