/* TopaTek CMMC Consulting - Main Stylesheet */

/* ===== CSS RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Brand Colors - from TopaTek Logo */
    --primary-blue: #1B81C6;
    --dark-blue: #1565A8;
    --light-blue: #4A9FD8;

    /* Neutrals - from Logo */
    --charcoal: #3D4551;
    --gray-dark: #545B6A;
    --gray-medium: #6B7280;
    --gray-light: #E5E7EB;
    --white: #FFFFFF;

    /* Functional */
    --accent: #1B81C6;
    --success: #10B981;
    --warning: #F59E0B;

    /* Typography */
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-dark);
    background: var(--white);
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--charcoal);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.875rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--dark-blue);
}

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

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 4rem 0;
}

.section-dark {
    background: var(--charcoal);
    color: var(--white);
}

.section-light {
    background: #F7FAFC;
}

/* ===== HEADER & NAVIGATION ===== */
header {
    background: var(--white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    height: 120px;
    max-width: none;
    width: auto;
}

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

nav a {
    color: var(--charcoal);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

nav a:hover,
nav a.active {
    color: var(--primary-blue);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--charcoal);
    margin: 3px 0;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, #1B81C6 0%, #1565A8 100%);
    position: relative;
    overflow: hidden;
    color: var(--white);
    padding: 8rem 0;
    text-align: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        repeating-linear-gradient(90deg, rgba(255,255,255,0.03) 0px, transparent 1px, transparent 40px, rgba(255,255,255,0.03) 41px),
        repeating-linear-gradient(0deg, rgba(255,255,255,0.03) 0px, transparent 1px, transparent 40px, rgba(255,255,255,0.03) 41px);
    pointer-events: none;
}

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

.hero h1 {
    color: var(--white);
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.hero .subheadline {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    font-weight: 400;
    line-height: 1.5;
}

.hero .value-prop {
    font-size: 1.125rem;
    max-width: 800px;
    margin: 2rem auto;
    opacity: 0.9;
    line-height: 1.7;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--dark-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,115,187,0.3);
}

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

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

.btn-white {
    background: var(--white);
    color: var(--primary-blue);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-white:hover {
    background: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

/* ===== SERVICES GRID ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,115,187,0.2);
}

.service-card h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--gray-dark);
    margin-bottom: 0.5rem;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-icon-img {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

/* ===== KEY SERVICES BULLETS ===== */
.key-services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.key-service-item {
    display: flex;
    align-items: start;
    gap: 1rem;
}

.key-service-item::before {
    content: "✓";
    background: var(--primary-blue);
    color: var(--white);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-weight: bold;
}

.key-service-item strong {
    color: var(--charcoal);
}

/* ===== CTA SECTIONS ===== */
.cta-section {
    background: var(--primary-blue);
    color: var(--white);
    padding: 4rem 2rem;
    text-align: center;
    border-radius: 12px;
    margin: 3rem 0;
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

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

/* ===== TRUST MARKERS ===== */
.trust-markers {
    background: #F7FAFC;
    padding: 3rem 0;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    text-align: center;
}

.trust-item h4 {
    color: var(--primary-blue);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.trust-item p {
    color: var(--gray-dark);
}

/* ===== CONTACT FORM ===== */
.contact-form {
    max-width: 600px;
    margin: 2rem auto;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--charcoal);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--gray-light);
    border-radius: 6px;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: border-color 0.3s ease;
}

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

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

.checkbox-group {
    display: flex;
    align-items: start;
    gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

/* ===== FOOTER ===== */
footer {
    background: var(--charcoal);
    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(--white);
    margin-bottom: 1rem;
}

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

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

.footer-section a {
    color: var(--gray-light);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1rem;
    text-align: center;
    color: var(--gray-light);
}

/* ===== METHODOLOGY SECTION ===== */
.methodology {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.methodology-step {
    text-align: center;
    padding: 2rem;
}

.methodology-number {
    width: 60px;
    height: 60px;
    background: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.methodology-step h4 {
    margin-bottom: 0.5rem;
}

/* ===== FAQ SECTION ===== */
.faq-item {
    background: var(--white);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-blue);
}

.faq-item h4 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }

    /* Mobile Navigation */
    nav {
        padding: 1rem 2rem;
        min-height: auto;
    }

    .logo {
        height: 50px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background: var(--white);
        box-shadow: -2px 0 10px rgba(0,0,0,0.1);
        flex-direction: column;
        padding: 5rem 2rem 2rem;
        gap: 0;
        transition: right 0.3s ease;
        z-index: 1000;
    }

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

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--gray-light);
    }

    .nav-menu a {
        display: block;
        padding: 1rem 0;
        font-size: 1.1rem;
    }

    /* Mobile Hero */
    .hero {
        padding: 4rem 0;
    }

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

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

    .hero .value-prop {
        font-size: 1rem;
    }

    /* Mobile Buttons */
    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    /* Mobile Sections */
    .key-services {
        grid-template-columns: 1fr;
    }

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

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

/* ===== STATS BADGES ===== */
.stats-badges {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.stat-badge {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-badge:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(27,129,198,0.15);
}

.stat-badge-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #1B81C6 0%, #1565A8 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.75rem;
    font-weight: 700;
}

.stat-badge h3 {
    color: var(--charcoal);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.stat-badge p {
    color: var(--gray-medium);
    font-size: 0.95rem;
    margin: 0;
}

/* ===== TESTIMONIALS ===== */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    border-top: 4px solid var(--primary-blue);
}

.testimonial-quote {
    font-style: italic;
    color: var(--gray-dark);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.testimonial-author {
    font-weight: 600;
    color: var(--charcoal);
    margin-bottom: 0.25rem;
}

.testimonial-role {
    font-size: 0.9rem;
    color: var(--gray-medium);
}

/* ===== ENHANCED SECTIONS ===== */
.section-accent {
    background: linear-gradient(135deg, #f8fbfd 0%, #e8f4f8 100%);
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-white { color: var(--white); }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }