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

:root {
    --azure-blue: #0078D4;
    --dark-blue: #003366;
    --anthracite: #3B3B3B;
    --light-grey: #F5F5F5;
    --white: #FFFFFF;
    --border-grey: #E0E0E0;
    --text-dark: #2B2B2B;
    --text-medium: #5A5A5A;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Inter', system-ui, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--border-grey);
    z-index: 1000;
    padding: 16px 0;
}

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

.logo {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark-blue);
    letter-spacing: -0.5px;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 15px;
    font-weight: 400;
    transition: color 0.2s ease;
}

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

/* Hero Section */
.hero {
    padding: 80px 0 100px;
    background-color: var(--white);
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 42px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--dark-blue);
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

.hero-intro {
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-medium);
    margin-bottom: 32px;
    max-width: 600px;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

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

.hero-visual svg,
.hero-visual img {
    width: 100%;
    max-width: 500px;
    height: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.2s ease;
    border: 2px solid transparent;
}

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

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

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

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

/* Section Styles */
section {
    padding: 80px 0;
}

section h2 {
    font-size: 36px;
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: 48px;
    text-align: center;
    letter-spacing: -0.5px;
}

/* Expertise Section */
.expertise {
    background-color: var(--white);
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.cards-three {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.card {
    background-color: var(--white);
    border: 1px solid var(--border-grey);
    border-radius: 4px;
    padding: 32px;
    transition: box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.card-icon {
    margin-bottom: 20px;
}

.card-icon svg {
    width: 48px;
    height: 48px;
}

.card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: 12px;
}

.card p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-medium);
}

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

.card ul li {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-medium);
    padding-left: 20px;
    position: relative;
}

.card ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--azure-blue);
    font-weight: bold;
}

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

/* Approach Section */
.approach {
    background-color: var(--white);
}

.approach-intro {
    text-align: center;
    font-size: 18px;
    color: var(--text-medium);
    max-width: 700px;
    margin: 0 auto 48px;
}

.process {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
}

.process-step {
    text-align: center;
    padding: 24px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background-color: var(--azure-blue);
    color: var(--white);
    font-size: 24px;
    font-weight: 600;
    border-radius: 50%;
    margin-bottom: 20px;
}

.process-step h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: 12px;
}

.process-step p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-medium);
}

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

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-content > p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-medium);
    margin-bottom: 48px;
    text-align: center;
}

.about-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.about-point {
    background-color: var(--white);
    border: 1px solid var(--border-grey);
    border-radius: 4px;
    padding: 32px;
}

.about-point h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: 12px;
}

.about-point p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-medium);
}

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

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

.contact-intro {
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-medium);
    margin-bottom: 32px;
}

.contact-details {
    background-color: var(--light-grey);
    border: 1px solid var(--border-grey);
    border-radius: 4px;
    padding: 32px;
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 16px;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-item strong {
    color: var(--dark-blue);
    font-weight: 600;
}

.contact-item a {
    color: var(--azure-blue);
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: var(--anthracite);
    color: var(--white);
    padding: 32px 0;
}

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

.footer-left p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.footer-right a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .hero-visual {
        order: -1;
    }

    .process {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 24px;
    }

    .cards-three {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }

    .nav {
        gap: 20px;
        flex-wrap: wrap;
    }

    .nav a {
        font-size: 14px;
    }

    .hero {
        padding: 60px 0 80px;
    }

    .hero-text h1 {
        font-size: 32px;
    }

    .hero-intro {
        font-size: 16px;
    }

    section {
        padding: 60px 0;
    }

    section h2 {
        font-size: 30px;
        margin-bottom: 32px;
    }

    .cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .process {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .contact-item {
        flex-direction: column;
        gap: 4px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-text h1 {
        font-size: 28px;
    }

    .hero-ctas {
        flex-direction: column;
        width: 100%;
    }

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

    section h2 {
        font-size: 26px;
    }

    .card {
        padding: 24px;
    }
}