:root {
    --primary-color: #1a163d;
    --primary-dark: #13102e;
    --primary-light: #2d2768;
    --text-color: #333333;
    --text-light: #666666;
    --light-gray: #F5F5F5;
    --medium-gray: #E0E0E0;
    --dark-gray: #757575;
    --white: #FFFFFF;
    --black: #000000;
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --border-radius-sm: 6px;
    --border-radius-md: 10px;
    --border-radius-lg: 20px;
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
}

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

body {
    font-family: var(--font-secondary);
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: transparent;
    transition: background-color var(--transition-normal);
    z-index: 1000;
}

.header.scrolled {
    background-color: var(--white);
    box-shadow: var(--shadow-md);
}

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

.logo img {
    height: 40px;
    transition: all var(--transition-normal);
}

.logo-dark {
    display: none;
}

.header.scrolled .logo-light {
    display: none;
}

.header.scrolled .logo-dark {
    display: block;
}

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

.nav-links a {
    color: white;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.nav-links .login-btn {
    display: none;
    color: #f8c054;
}

.header.scrolled .nav-links .login-btn {
    display: none;
    color: #f8c054;
}

.header.scrolled .nav-links a {
    color: var(--text-color);
}

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

/* Mobile Menu Styles */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-btn i {
    color: var(--white);
    transition: color var(--transition-normal);
}

.header.scrolled .mobile-menu-btn i {
    color: var(--text-color);
}

.mobile-menu-active .mobile-menu-btn i {
    color: var(--primary-color);
}

.main-nav {
    transition: all var(--transition-normal);
}

.main-nav.active ul {
    display: block;
}

@media (max-width: 992px) {
    .mobile-menu-btn {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--white);
        padding: 2rem;
        display: none;
    }

    .main-nav.active {
        display: block;
    }

    .nav-links {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .nav-links a {
        color: var(--text-color);
        font-size: 1rem;
        padding: 1rem;
        display: block;
        text-align: center;
        border-bottom: 1px solid var(--light-gray);
    }

    .nav-links .login-btn {
        display: block;
    }

    .header.scrolled .nav-links .login-btn {
        display: block;
    }

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

    .login-btn {
        display: none;
    }

    .main-nav.active .login-btn {
        display: block;
        width: 100%;
        text-align: center;
        margin-top: 1rem;
        padding: 1rem;
        background-color: var(--primary-color);
        color: var(--white);
        border: none;
        font-weight: 600;
    }

    .main-nav.active .login-btn:hover {
        background-color: var(--primary-dark);
    }
}

/* User Menu Styles */
.user-menu {
    position: relative;
}

.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-normal);
}

.user-menu-trigger:hover {
    background-color: var(--light-gray);
}

.user-menu-trigger:hover .user-name {
    color: black;
}

.user-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    object-fit: cover;
}

.header.scrolled .user-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-color);
}

.header .user-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: white;
}

.user-menu-trigger i {
    color: var(--dark-gray);
    font-size: 1.2rem;
    transition: transform var(--transition-normal);
}

.user-menu:hover .user-menu-trigger i {
    transform: rotate(180deg);
}

.user-menu-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
}

.user-menu:hover .user-menu-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    color: var(--text-color);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.header.scrolled .menu-item:hover {
    background-color: var(--light-gray);
    color: var(--primary-color);
}

.menu-item i {
    font-size: 1.2rem;
}

.menu-item:last-child {
    border-top: 1px solid var(--medium-gray);
    color: #EF4444;
}

.menu-item:last-child:hover {
    background-color: #FEE2E2;
    color: #DC2626;
}

.login-btn {
    padding: 0.8rem 1.5rem;
    background-color: transparent;
    border: 2px solid #1a163d;
    color: #f8c054;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.header.scrolled .login-btn {
    border-color: #1a163d;
    color: #f8c054;
    padding: 0.5rem 1.5rem;
}

.login-btn:hover, header.scrolled .login-btn:hover {
    background: #1a163d;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
    color: var(--white);
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero img {
    position: absolute;
    z-index: -1;
    width: 100%;
}

.cta-button {
    padding: 1rem 2.5rem;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.cta-button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

/* Professionals Section */
.professionals {
    padding: 5rem 0;
    background-color: var(--light-gray);
}

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

.professionals h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.professionals-slider {
    position: relative;
    padding: 1rem 0;
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background-color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    z-index: 2;
}

.slider-arrow:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.slider-arrow.prev {
    left: -20px;
}

.slider-arrow.next {
    right: -20px;
}

.professionals-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
}

.professional-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.professional-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.professional-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.professional-info {
    padding: 1.5rem;
}

.professional-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: black;
}

.profession {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.location {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.specialties {
    font-size: 0.8rem;
    color: var(--dark-gray);
}

.professional-link {
    text-decoration: none;
}

/* About Section */
.about {
    padding: 5rem 0;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.about-text {
    flex: 1;
}

.about-text h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.about-text h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.about-image {
    flex: 1;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius-lg);
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 2rem 5%;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto 1rem;
}

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

.social-links a {
    color: var(--white);
    font-size: 1.2rem;
    transition: all var(--transition-normal);
}

.social-links a:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

.footer-text {
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .professionals-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 992px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .professionals-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .about-content {
        flex-direction: column;
        text-align: center;
    }

    .about-image {
        order: -1;
    }

    .user-menu-dropdown {
        position: fixed;
        top: 70px;
        right: 1rem;
        width: calc(100% - 2rem);
        max-width: 300px;
    }
    .hero img {
        width: 400%;
        margin-left: -300%;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .professionals-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
    }

    .user-name {
        display: none;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 2rem;
    }

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

    .slider-arrow {
        display: none;
    }
}