/* GreenSec Network - Enterprise Cybersecurity Styling */

:root {
    --bg-dark: #0b0f14;
    --primary-accent: #00c853;
    --text-primary: #ffffff;
    --text-secondary: #b0bec5;
    --card-bg: #111a1f;
    --border-color: #1a2530;
    --hover-bg: #1a2530;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Header & Navigation */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(11, 15, 20, 0.98);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.brand-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-accent);
    letter-spacing: 0.5px;
}

.navigation {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-accent);
    transition: width 0.3s ease;
}

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

/* Hero Section */
.hero {
    padding: 6rem 2rem;
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 200, 83, 0.1) 0%, rgba(11, 15, 20, 0) 100%);
    border-bottom: 1px solid var(--border-color);
}

.hero-container {
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--primary-accent);
    text-shadow: 0 0 20px rgba(0, 200, 83, 0.3);
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-highlights {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.highlight-item::before {
    content: '▶';
    color: var(--primary-accent);
    font-size: 0.8rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 0.85rem 2rem;
    font-size: 1rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background-color: #00e074;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 200, 83, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-accent);
    border: 2px solid var(--primary-accent);
}

.btn-secondary:hover {
    background-color: var(--primary-accent);
    color: var(--bg-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 200, 83, 0.3);
}

/* Solutions Section */
.solutions {
    padding: 5rem 2rem;
    background-color: var(--bg-dark);
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-accent);
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.solution-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.solution-card:hover {
    border-color: var(--primary-accent);
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 200, 83, 0.15);
}

.card-title {
    font-size: 1.3rem;
    color: var(--primary-accent);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-title::before {
    content: '◆';
    font-size: 1rem;
}

.card-description {
    color: var(--text-secondary);
    line-height: 1.7;
    flex: 1;
}

/* Architecture Section */
.architecture {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, rgba(0, 200, 83, 0.05) 0%, var(--bg-dark) 100%);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.architecture-content {
    max-width: 1000px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
}

.feature-icon {
    color: var(--primary-accent);
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.feature-text h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.feature-text p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.compliance-badges {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.badge {
    background-color: var(--card-bg);
    border: 1px solid var(--primary-accent);
    color: var(--primary-accent);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* About Section */
.about {
    padding: 5rem 2rem;
    background-color: var(--bg-dark);
}

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

.about-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 2rem;
}

/* Contact Section */
.contact {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, rgba(0, 200, 83, 0.08) 0%, var(--bg-dark) 100%);
    border-top: 1px solid var(--border-color);
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.85rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-accent);
    box-shadow: 0 0 0 3px rgba(0, 200, 83, 0.1);
}

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

.form-button {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary-accent);
    color: var(--bg-dark);
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-button:hover {
    background-color: #00e074;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 200, 83, 0.3);
}

.form-message {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.form-success {
    background-color: rgba(0, 200, 83, 0.2);
    border: 1px solid var(--primary-accent);
    color: var(--primary-accent);
}

.form-error {
    background-color: rgba(244, 67, 54, 0.2);
    border: 1px solid #f44336;
    color: #f44336;
}

/* Footer */
.footer {
    background-color: rgba(17, 26, 31, 0.8);
    border-top: 1px solid var(--border-color);
    padding: 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
}

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

.footer-content p {
    color: var(--text-secondary);
    margin: 0.5rem 0;
}

.footer-tagline {
    color: var(--primary-accent);
    font-weight: 500;
    margin-top: 1rem;
}

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

    .nav-menu {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .logo {
        height: 32px;
    }

    .brand-name {
        font-size: 1rem;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-highlights {
        gap: 1rem;
    }

    .cta-buttons {
        gap: 1rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.95rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .solutions-grid {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .compliance-badges {
        flex-direction: column;
        align-items: center;
    }

    .badge {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 1rem 1rem;
    }

    .hero {
        padding: 3rem 1rem;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 0.95rem;
    }

    .hero-highlights {
        flex-direction: column;
        gap: 0.75rem;
    }

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

    .btn {
        width: 100%;
    }

    .section-title {
        font-size: 1.7rem;
    }

    .solutions,
    .architecture,
    .about,
    .contact {
        padding: 3rem 1rem;
    }

    .nav-menu {
        gap: 0.75rem;
    }

    .nav-link {
        font-size: 0.95rem;
    }
}