/* ========================================
   BOLDWAVE DESIGN SYSTEM
   Professional Corporate Design Language
   ======================================== */

:root {
    /* Professional Color Palette */
    --primary-navy: #0B1426;
    --primary-navy-light: #1a2744;
    --accent-blue: #3B82F6;
    --accent-teal: #06B6D4;
    --accent-indigo: #6366F1;
    --text-primary: #FFFFFF;
    --text-secondary: #CBD5E1;
    --text-muted: #94A3B8;
    --surface-light: #F8FAFC;
    --surface-dark: #0F172A;
    --border-subtle: rgba(255, 255, 255, 0.1);

    /* Spacing System */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 48px;
    --spacing-xl: 80px;

    /* Professional Shadow System */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15), 0 10px 10px rgba(0, 0, 0, 0.04);
    --shadow-accent: 0 8px 20px rgba(59, 130, 246, 0.2);

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--primary-navy);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Subtle gradient overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 15% 15%, rgba(59, 130, 246, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 85% 85%, rgba(99, 102, 241, 0.06) 0%, transparent 40%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

/* Professional Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

h1 {
    font-size: 3.5rem;
    line-height: 1.15;
    font-weight: 800;
}

h2 {
    font-size: 2.5rem;
    line-height: 1.25;
    font-weight: 700;
}

h3 {
    font-size: 1.5rem;
    line-height: 1.4;
    font-weight: 600;
}

p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.75;
}

/* Navigation */
.navbar {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(16px);
    padding: 1.25rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-md);
}

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

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.1);
}

/* Hero Section */
.hero {
    background: var(--primary-navy);
    color: var(--text-primary);
    padding: 180px 0 120px;
    margin-top: 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 30%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h2 {
    font-size: 3.75rem;
    margin-bottom: 1.5rem;
    font-weight: 800;
    line-height: 1.15;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.cta-buttons {
    display: flex;
    gap: 1.25rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    display: inline-block;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
    color: white;
    box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(59, 130, 246, 0.3);
}

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

.btn-secondary:hover {
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}

/* About Section */
.about {
    padding: var(--spacing-xl) 0;
    background: rgba(26, 39, 68, 0.3);
}

.about h2 {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    width: 100%;
}

.about h2::after {
    content: '';
    position: absolute;
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-teal));
    border-radius: 2px;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.03);
    padding: 3rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
}

.about-content p {
    font-size: 1.1rem;
    margin-bottom: 1.25rem;
    line-height: 1.8;
}

/* Technology Section */
.technology {
    padding: var(--spacing-xl) 0;
    background: var(--primary-navy);
}

.technology h2 {
    text-align: center;
    margin-bottom: 4rem;
    color: var(--text-primary);
}

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

.tech-card {
    background: var(--primary-navy-light);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

/* Subtle gradient accent on top */
.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-teal));
}

.tech-card:nth-child(2)::before {
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-indigo));
}

.tech-card:nth-child(3)::before {
    background: linear-gradient(90deg, var(--accent-indigo), var(--accent-blue));
}

.tech-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(59, 130, 246, 0.3);
}

.tech-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-icon img {
    width: 100%;
    height: 100%;
    display: block;
    transition: transform 0.3s ease;
}

.tech-card:hover .tech-icon img {
    transform: scale(1.1);
}

.tech-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.tech-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

/* Benefits Section */
.benefits {
    padding: var(--spacing-xl) 0;
    background: rgba(26, 39, 68, 0.3);
}

.benefits h2 {
    text-align: center;
    margin-bottom: 4rem;
}

.benefits-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.benefit-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(59, 130, 246, 0.3);
    background: rgba(255, 255, 255, 0.05);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefit-icon img {
    width: 100%;
    height: 100%;
    display: block;
    transition: transform 0.3s ease;
}

.benefit-item:hover .benefit-icon img {
    transform: scale(1.1) rotate(5deg);
}

.benefit-item h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--accent-blue);
    font-weight: 600;
}

.benefit-item p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

/* Contact Section */
.contact {
    padding: var(--spacing-xl) 0;
    background: var(--surface-dark);
}

.contact h2 {
    text-align: center;
    margin-bottom: 1.5rem;
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-content p {
    font-size: 1.15rem;
    margin-bottom: 3rem;
    color: var(--text-secondary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-form input,
.contact-form textarea {
    padding: 14px 18px;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    background: var(--primary-navy-light);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form button {
    border: none;
    cursor: pointer;
    font-size: 1rem;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
    color: white;
    padding: 16px;
    font-weight: 600;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-accent);
    transition: all 0.3s ease;
}

.contact-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(59, 130, 246, 0.3);
}

/* Footer */
footer {
    background: var(--primary-navy-light);
    padding: 60px 0 30px;
    border-top: 1px solid var(--border-subtle);
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-section a:hover {
    color: var(--accent-blue);
    transform: translateX(4px);
}

.footer-section a.eZGhgufz {
    color: var(--text-secondary);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-subtle);
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

    h2 {
        font-size: 2rem;
    }

    .nav-menu {
        gap: var(--spacing-sm);
    }

    .nav-menu a {
        padding: 6px 12px;
        font-size: 0.9rem;
    }

    .logo h1 {
        font-size: 1.3rem;
    }

    .hero-content h2 {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .about-content {
        padding: 2rem;
    }

    .tech-grid,
    .benefits-list {
        grid-template-columns: 1fr;
    }

    .btn {
        width: 100%;
    }

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