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

:root {
    --primary-blue: #003399;
    --primary-yellow: #FFCC00;
    --light-blue: #F5F8FF;
    --dark-text: #1A1A1A;
    --gray-text: #666666;
    --white: #FFFFFF;
    --danger-red: #DC3545;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--dark-text);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

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

.section {
    padding: 80px 0;
}

.section-light {
    background-color: var(--light-blue);
}

.section-title {
    font-size: 42px;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 20px;
    color: var(--gray-text);
    text-align: center;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Navigation */
.navbar {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 20px 0;
}

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

.nav-brand {
    font-size: 28px;
    font-weight: 700;
    font-family: 'Montserrat', sans-serif;
}

.logo-eu {
    color: var(--primary-yellow);
}

.logo-certifai {
    color: var(--primary-blue);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    color: var(--dark-text);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-blue);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #0047CC 100%);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 52px;
    margin-bottom: 20px;
    color: var(--white);
}

.hero-subtitle {
    font-size: 24px;
    margin-bottom: 50px;
    opacity: 0.95;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 900px;
    margin: 0 auto 50px;
}

.stat-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px 20px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.stat-value {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-yellow);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 35px;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s;
    cursor: pointer;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: #FFD633;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 204, 0, 0.3);
}

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

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

.btn-outline {
    background-color: transparent;
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

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

/* Problem Section */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.problem-stat {
    text-align: center;
    padding: 40px 30px;
    background-color: var(--white);
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.problem-number {
    font-size: 56px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.problem-danger {
    color: var(--danger-red);
}

.problem-stat p {
    font-size: 18px;
    color: var(--gray-text);
}

.pattern-box {
    background-color: var(--white);
    padding: 50px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.pattern-box h3 {
    font-size: 32px;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 40px;
}

.pattern-timeline {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-bottom: 30px;
}

.pattern-item {
    display: grid;
    grid-template-columns: 200px 50px 1fr;
    align-items: center;
    gap: 20px;
}

.pattern-framework {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-blue);
    text-align: right;
}

.pattern-arrow {
    font-size: 32px;
    color: var(--primary-yellow);
    text-align: center;
}

.pattern-outcome {
    font-size: 20px;
    color: var(--gray-text);
}

.pattern-current .pattern-framework {
    color: var(--danger-red);
}

.pattern-current .pattern-outcome {
    color: var(--danger-red);
    font-weight: 600;
}

.pattern-message {
    font-size: 20px;
    text-align: center;
    color: var(--dark-text);
    font-weight: 600;
    padding: 30px;
    background-color: var(--light-blue);
    border-radius: 5px;
}

/* Solution Section */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.solution-feature {
    background-color: var(--light-blue);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.solution-feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 51, 153, 0.15);
}

.feature-icon {
    font-size: 48px;
    color: var(--primary-yellow);
    margin-bottom: 20px;
}

.solution-feature h3 {
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.solution-feature p {
    font-size: 16px;
    color: var(--gray-text);
}

/* Workflow Section */
.workflow {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.workflow-step {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.step-number {
    width: 60px;
    height: 60px;
    background-color: var(--primary-yellow);
    color: var(--primary-blue);
    font-size: 32px;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.workflow-step h3 {
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.workflow-step p {
    font-size: 16px;
    color: var(--gray-text);
    margin-bottom: 10px;
}

.step-note {
    font-size: 14px;
    font-style: italic;
    color: var(--primary-blue);
}

.validation-box {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 40px;
    border-radius: 10px;
    text-align: center;
}

.validation-box h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--white);
}

.validation-box h3 i {
    color: var(--primary-yellow);
    margin-right: 10px;
}

.validation-box p {
    font-size: 18px;
    line-height: 1.8;
}

/* Pricing Section */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background-color: var(--white);
    border: 2px solid var(--light-blue);
    border-radius: 10px;
    padding: 40px 30px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 51, 153, 0.15);
}

.pricing-featured {
    border-color: var(--primary-yellow);
    border-width: 3px;
}

.featured-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary-yellow);
    color: var(--primary-blue);
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 14px;
}

.pricing-card h3 {
    font-size: 28px;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.price {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 30px;
}

.price span {
    font-size: 20px;
    font-weight: 400;
    color: var(--gray-text);
}

.pricing-features {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
}

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--light-blue);
    font-size: 16px;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features i {
    color: var(--primary-yellow);
    margin-right: 10px;
}

/* Urgency Section */
.urgency-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.urgency-item {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.urgency-icon {
    font-size: 56px;
    color: var(--primary-yellow);
    margin-bottom: 20px;
}

.urgency-item h3 {
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.urgency-item p {
    font-size: 16px;
    color: var(--gray-text);
}

/* Contact Section */
.section-contact {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #0047CC 100%);
    color: var(--white);
}

.section-contact .section-title {
    color: var(--white);
}

.section-contact .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-item i {
    font-size: 32px;
    color: var(--primary-yellow);
    margin-top: 5px;
}

.contact-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--white);
}

.contact-item p,
.contact-item a {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
}

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

.contact-form {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 5px;
    font-size: 16px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-family: 'Open Sans', sans-serif;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-yellow);
    background-color: rgba(255, 255, 255, 0.15);
}

.contact-form .btn {
    width: 100%;
}

/* Footer */
.footer {
    background-color: var(--dark-text);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand p {
    margin-top: 15px;
    opacity: 0.8;
}

.footer-logo {
    font-size: 28px;
    font-weight: 700;
    font-family: 'Montserrat', sans-serif;
    margin-bottom: 10px;
}

.footer-links h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--primary-yellow);
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--primary-yellow);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-content h1 {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section-title {
        font-size: 32px;
    }

    .pattern-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .pattern-framework {
        text-align: center;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 28px;
    }

    .stat-value {
        font-size: 36px;
    }

    .section-title {
        font-size: 28px;
    }

    .price {
        font-size: 36px;
    }
}