/* Modern Minimal CSS for Softvable */

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --border-color: #e5e7eb;
    --max-width: 1200px;
    --spacing-unit: 1rem;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 2);
}

/* Header & Navigation */
.site-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(var(--spacing-unit) * 1.5) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 0.75);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.25rem;
}

.logo-img {
    height: 64px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: calc(var(--spacing-unit) * 2);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s;
    position: relative;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    padding: calc(var(--spacing-unit) * 8) 0;
    background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--spacing-unit) * 4);
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: calc(var(--spacing-unit) * 1.5);
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: calc(var(--spacing-unit) * 2.5);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: calc(var(--spacing-unit) * 1.5);
    flex-wrap: wrap;
}

.hero-graphic {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    max-width: 100%;
    height: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: calc(var(--spacing-unit) * 0.75) calc(var(--spacing-unit) * 2);
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

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

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

/* Services Preview */
.services-preview {
    padding: calc(var(--spacing-unit) * 8) 0;
    background: var(--bg-primary);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: calc(var(--spacing-unit) * 4);
    color: var(--text-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
}

.service-card {
    padding: calc(var(--spacing-unit) * 3);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s;
    background: var(--bg-primary);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin-bottom: calc(var(--spacing-unit) * 1.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: calc(var(--spacing-unit) * 1);
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: calc(var(--spacing-unit) * 1.5);
    line-height: 1.6;
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: gap 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.service-link:hover {
    gap: 8px;
}

/* Value Proposition */
.value-proposition {
    padding: calc(var(--spacing-unit) * 8) 0;
    background: var(--bg-secondary);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
}

.value-item {
    text-align: center;
    padding: calc(var(--spacing-unit) * 2);
}

.value-item h3 {
    font-size: 1.5rem;
    margin-bottom: calc(var(--spacing-unit) * 1);
    color: var(--text-primary);
}

.value-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    padding: calc(var(--spacing-unit) * 8) 0;
    background: var(--primary-color);
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.cta-section p {
    font-size: 1.25rem;
    margin-bottom: calc(var(--spacing-unit) * 2.5);
    opacity: 0.9;
}

.cta-section .btn-primary {
    background: white;
    color: var(--primary-color);
}

.cta-section .btn-primary:hover {
    background: var(--bg-secondary);
}

/* Page Content */
.page-content {
    padding: calc(var(--spacing-unit) * 6) 0;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: calc(var(--spacing-unit) * 2);
    color: var(--text-primary);
}

.content {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.content h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-top: calc(var(--spacing-unit) * 3);
    margin-bottom: calc(var(--spacing-unit) * 1.5);
    color: var(--text-primary);
}

.content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 1);
    color: var(--text-primary);
}

.content p {
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.content ul, .content ol {
    margin-left: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.content li {
    margin-bottom: calc(var(--spacing-unit) * 0.5);
}

.content a {
    color: var(--primary-color);
    text-decoration: none;
}

.content a:hover {
    text-decoration: underline;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: calc(var(--spacing-unit) * 3) auto;
}

.form-group {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.form-group label {
    display: block;
    margin-bottom: calc(var(--spacing-unit) * 0.5);
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: calc(var(--spacing-unit) * 0.75);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* Footer */
.site-footer {
    background: var(--text-primary);
    color: white;
    padding: calc(var(--spacing-unit) * 4) 0;
    margin-top: calc(var(--spacing-unit) * 6);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: calc(var(--spacing-unit) * 0.5);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: calc(var(--spacing-unit) * 2);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--bg-primary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: calc(var(--spacing-unit) * 2) 0;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .hero-subtitle {
        font-size: 1.125rem;
    }

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

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

    .services-grid,
    .value-grid {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 0 calc(var(--spacing-unit) * 1.5);
    }

    .hero {
        padding: calc(var(--spacing-unit) * 4) 0;
    }

    .services-preview,
    .value-proposition,
    .cta-section {
        padding: calc(var(--spacing-unit) * 4) 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

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

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