@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Professional Monochrome Colors */
    --black: #111827;
    --grey-900: #1F2937;
    --grey-700: #4B5563;
    --grey-600: #6B7280;
    --grey-500: #9CA3AF;
    --grey-300: #E5E7EB;
    --grey-200: #F3F4F6;
    --grey-100: #F9FAFB;
    --white: #FFFFFF;
    
    --success: #059669;
    --border-color: var(--grey-300);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--black);
    background-color: var(--grey-100);
}

/* Header Styles - Clean & Professional */
.header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--black);
}

.logo i {
    margin-right: 0.5rem;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--grey-700);
    font-weight: 500;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 14px;
}

.nav-links a:hover {
    color: var(--black);
}

.book-now-btn {
    background-color: var(--black) !important;
    color: var(--white) !important;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--black);
    transition: all 0.2s;
}

.book-now-btn:hover {
    background-color: var(--grey-900) !important;
    border-color: var(--grey-900);
}

/* Hero Section - Minimal Black & White */
.hero-section {
    position: relative;
    height: 100vh;
    background: linear-gradient(to bottom, var(--white) 0%, var(--grey-100) 100%);
    display: flex;
    align-items: center;
    padding: 0 5%;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--black);
    max-width: 800px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--grey-600);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.button-primary, .button-secondary {
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    font-size: 14px;
    border: 1px solid transparent;
}

.button-primary {
    background-color: var(--black);
    color: var(--white);
    border-color: var(--black);
}

.button-secondary {
    background-color: var(--white);
    color: var(--black);
    border-color: var(--border-color);
}

.button-primary:hover, .button-secondary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Services Section - Minimal Cards */
.services-section {
    padding: 5rem 5%;
    background-color: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--black);
    margin-bottom: 1rem;
    font-weight: 700;
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--black);
    margin-bottom: 1rem;
}

.card h3 {
    margin-bottom: 1rem;
    color: var(--black);
    font-weight: 600;
}

.features {
    list-style: none;
    margin: 1.5rem 0;
    text-align: left;
}

.features li {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--grey-700);
    font-size: 14px;
}

.features i {
    color: var(--success);
}

.card-button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--black);
    color: var(--white);
    text-decoration: none;
    border-radius: 0.5rem;
    transition: all 0.2s;
    border: 1px solid var(--black);
    font-weight: 500;
    font-size: 14px;
}

.card-button:hover {
    background-color: var(--grey-900);
}

/* Why Us Section */
.why-us-section {
    padding: 5rem 5%;
    background-color: var(--grey-100);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.feature-card {
    background-color: var(--white);
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    text-align: center;
    transition: all 0.2s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-card i {
    font-size: 2rem;
    color: var(--black);
    margin-bottom: 1rem;
}

/* Footer */
.footer {
    background-color: var(--black);
    color: var(--white);
    padding: 4rem 5% 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--white);
    font-size: 1.5rem;
    transition: all 0.2s;
}

.social-links a:hover {
    color: var(--grey-300);
}

.footer-bottom {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--grey-700);
}

/* Animations */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(37, 99, 235, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
        cursor: pointer;
    }

    .nav-toggle span {
        display: block;
        width: 25px;
        height: 3px;
        background-color: var(--text-color);
        margin: 5px 0;
        transition: var(--transition);
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        padding: 2rem;
        transition: var(--transition);
    }

    .nav-links.active {
        left: 0;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

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