/* Flatstone Services LLC - Corporate Website Styles */

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

:root {
    --primary-color: #1E3A8A;
    --secondary-color: #0F172A;
    --accent-color: #3B82F6;
    --light-blue: #DBEAFE;
    --medium-blue: #93C5FD;
    --dark-blue: #1E40AF;
    --text-color: #1E293B;
    --light-bg: #F1F5F9;
    --white: #FFFFFF;
    --gray: #64748B;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
header {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: var(--white);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.navbar {
    text-align: center;
}

.navbar .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.logo {
    text-align: center;
}

.logo h1 {
    font-size: 2.2rem;
    color: var(--white);
    margin-bottom: 0.3rem;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
    font-weight: 700;
    letter-spacing: -0.5px;
}

.tagline {
    font-size: 1rem;
    color: var(--light-blue);
    opacity: 0.9;
    text-align: center;
    font-weight: 300;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
    justify-content: center;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    padding: 0.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    display: block;
    position: relative;
    font-size: 0.95rem;
}

.nav-menu a:hover,
.nav-menu a.active {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.nav-menu a.active {
    background: var(--accent-color);
    color: var(--white);
    font-weight: 600;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 50%, var(--medium-blue) 100%);
    color: var(--white);
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--light-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(30, 58, 138, 0.3);
}

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

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

.btn-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

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

/* Sections */
section {
    padding: 4rem 0;
}

section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.section-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Services Section */
.services {
    background-color: var(--light-bg);
}

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

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.service-card.featured {
    border: 2px solid var(--accent-color);
    background: linear-gradient(135deg, var(--white) 0%, var(--light-blue) 100%);
    position: relative;
}

.service-card.featured::before {
    content: "FEATURED";
    position: absolute;
    top: -12px;
    right: 20px;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.service-card p {
    color: var(--gray);
    margin-bottom: 1rem;
}

.service-features {
    list-style: none;
    margin: 1.5rem 0;
}

.service-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-color);
}

.service-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

/* Well-Architected Section */
.well-architected {
    background-color: var(--white);
}

.tool-overview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.tool-description h3,
.tool-features h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.pillar-list {
    list-style: none;
    margin: 1.5rem 0;
}

.pillar-list li {
    padding: 0.8rem 0;
    border-bottom: 1px solid #E9ECEF;
}

.pillar-list strong {
    color: var(--primary-color);
}

.tool-cta {
    margin-top: 2rem;
}

.tool-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--gray);
    font-style: italic;
}

.feature-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background-color: var(--light-bg);
    border-radius: 8px;
}

.feature-icon {
    font-size: 2rem;
}

.feature-item h4 {
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.feature-item p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* About Section */
.about {
    background-color: var(--light-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.about-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.credentials {
    margin-top: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--white) 0%, var(--light-blue) 100%);
    border-left: 4px solid var(--accent-color);
    border-radius: 5px;
}

.credentials h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.credentials p {
    margin-bottom: 0.5rem;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stat-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.stat-card h3 {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-card p {
    color: var(--gray);
    font-weight: 600;
}

/* Contact Section */
.contact {
    background-color: var(--white);
}

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

.contact-method {
    text-align: center;
    padding: 2rem;
    background-color: var(--light-bg);
    border-radius: 10px;
}

.contact-method h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.contact-method a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
}

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

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-section a:hover {
    opacity: 1;
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.7;
}

/* Value Props */
.intro {
    background-color: var(--white);
}

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

.value-card {
    text-align: center;
    padding: 2rem;
    background-color: var(--light-bg);
    border-radius: 10px;
    transition: transform 0.3s;
}

.value-card:hover {
    transform: translateY(-5px);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Demonstrations Page */
.demonstrations {
    background-color: var(--light-bg);
}

.demo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.demo-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.demo-card.featured {
    border: 2px solid var(--accent-color);
    background: linear-gradient(135deg, var(--white) 0%, var(--light-blue) 100%);
    grid-column: span 2;
}

.demo-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.demo-header h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin: 0;
}

.demo-badge {
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.demo-badge {
    background-color: var(--success);
    color: var(--white);
}

.demo-badge.coming-soon {
    background-color: var(--warning);
    color: var(--secondary-color);
}

.demo-description {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.demo-architecture,
.demo-features,
.demo-tech {
    margin: 1.5rem 0;
}

.demo-architecture h4,
.demo-features h4,
.demo-tech h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.arch-diagram {
    background-color: var(--light-bg);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
}

.arch-layer {
    background: linear-gradient(135deg, var(--white) 0%, var(--light-blue) 100%);
    padding: 1rem;
    border-radius: 5px;
    margin: 0.5rem 0;
    border-left: 4px solid var(--accent-color);
}

.arch-arrow {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin: 0.5rem 0;
}

.demo-features ul {
    list-style: none;
    padding: 0;
}

.demo-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.demo-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--medium-blue) 100%);
    color: var(--dark-blue);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid var(--medium-blue);
}

.demo-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.demo-links .btn {
    flex: 1;
}

/* Responsive Design */
@media (min-width: 769px) {
    .navbar .container {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    header {
        padding: 1.2rem 0;
    }
    
    .navbar .container {
        gap: 1.2rem;
    }
    
    .logo h1 {
        font-size: 1.8rem;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        gap: 0.3rem;
        padding: 0.4rem;
        max-width: 100%;
    }
    
    .nav-menu a {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

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

    .tool-overview {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    section h2 {
        font-size: 2rem;
    }
    
    .demo-card.featured {
        grid-column: span 1;
    }
    
    .demo-grid {
        grid-template-columns: 1fr;
    }
    
    .value-props {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .service-card, .demo-card {
        margin: 0 10px;
    }
}

@media (max-width: 480px) {
    header {
        padding: 1rem 0;
    }
    
    .logo h1 {
        font-size: 1.6rem;
    }
    
    .tagline {
        font-size: 0.9rem;
    }
    
    .nav-menu {
        flex-direction: column;
        gap: 0.2rem;
        padding: 0.5rem;
        width: 90%;
        max-width: 300px;
    }
    
    .nav-menu a {
        padding: 0.7rem 1rem;
        width: 100%;
        text-align: center;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .container {
        padding: 0 10px;
    }
}