/* General Styling */
:root {
    --primary-color: #A31E35; /* A deep red from the logo */
    --secondary-color: #F8D9DF; /* A light pink from the logo */
    --text-color: #333;
    --light-text-color: #fff;
    --bg-color: #fff;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

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

h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: 1rem;
}

h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
    width: 100%;
}

h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 10px auto 0;
}

ul {
    list-style: none;
}

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

a:hover {
    color: var(--primary-color);
    opacity: 0.8;
}

/* Header & Navigation */
.hero-section {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://via.placeholder.com/1920x1080.png?text=Salon+Interior'); /
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--light-text-color);
    position: relative;
}

.navbar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.2);
}

.logo {
    height: 60px;
}

.nav-links {
    display: flex;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: var(--light-text-color);
    font-weight: 500;
    text-transform: uppercase;
}

.hero-text {
    max-width: 800px;
}

.hero-text h1 {
    font-size: 4rem;
    color: var(--light-text-color);
    margin-bottom: 1rem;
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-block;
    padding: 0.75rem 2rem;
    background-color: var(--primary-color);
    color: var(--light-text-color);
    border-radius: 5px;
    font-weight: 700;
    letter-spacing: 1px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #B52F47;
    color: var(--light-text-color);
}

/* Sections */
section {
    padding: 6rem 0;
}

.about-section {
    background-color: var(--secondary-color);
}

.about-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.about-content p {
    margin-bottom: 1rem;
}

.treatments-section, .guinot-section {
    background-color: var(--bg-color);
}

.treatments-section .container, .guinot-section .container {
    padding-top: 0;
}

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

.treatment-category {
    background-color: var(--secondary-color);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.treatment-category:hover {
    transform: translateY(-5px);
}

.treatment-category h3 {
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
    color: #444;
    font-size: 1.5rem;
}

.treatment-category ul {
    margin-top: 1rem;
}

.treatment-category li {
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.guinot-intro {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 2rem;
}

.contact-section {
    background-color: var(--secondary-color);
    text-align: center;
}

.contact-info {
    font-size: 1.1rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
}

.social-links {
    margin-top: 1rem;
}

.social-icon {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin: 0 0.5rem;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 5px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.social-icon:hover {
    background-color: var(--primary-color);
    color: var(--light-text-color);
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--light-text-color);
    text-align: center;
    padding: 1.5rem 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding: 1rem;
    }

    .nav-links {
        margin-top: 1rem;
    }

    .nav-links li {
        margin: 0 0.5rem;
    }

    .logo {
        height: 50px;
    }

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

    .hero-text p {
        font-size: 1rem;
    }

    h2 {
        font-size: 2rem;
    }
}