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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

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

header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo img {
    height: 50px;
    width: auto;
}

.logo svg {
    height: 50px;
    width: auto;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: bold;
    color: #1e5a96;
}

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

.nav-links a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #667eea;
}

.hero {
    text-align: center;
    padding: 6rem 0;
    color: white;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s backwards;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    color: #667eea;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: transform 0.3s, box-shadow 0.3s;
    animation: fadeInUp 1s ease 0.4s backwards;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.features {
    background: white;
    padding: 5rem 0;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.feature-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 2rem;
    border-radius: 15px;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.feature-card p {
    color: #555;
    line-height: 1.8;
}

.service-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.service-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: background 0.3s;
}

.service-card:hover {
    background: rgba(255, 255, 255, 0.2);
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

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

.service-card li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.service-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #4ade80;
    font-weight: bold;
}

.dashboard-preview {
    background: white;
    padding: 5rem 0;
}

.dashboard-preview h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

.dashboard-mockup {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    padding: 3rem;
    color: white;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.stat-label {
    opacity: 0.9;
}

footer {
    background: #1a1a2e;
    color: white;
    text-align: center;
    padding: 3rem 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
    text-align: left;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #667eea;
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: white;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

    .nav-links {
        gap: 1rem;
        flex-wrap: wrap;
    }
}

.interactive-demo {
    margin-top: 3rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
}

.demo-input {
    width: 100%;
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 10px;
    border: none;
    font-size: 1rem;
}

.demo-button {
    background: white;
    color: #667eea;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.3s;
}

.demo-button:hover {
    transform: scale(1.05);
}

.demo-results {
    margin-top: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    display: none;
}

.demo-results.active {
    display: block;
    animation: fadeInUp 0.5s ease;
}

/* User Profile Menu Styles */
.user-profile-menu {
    position: relative;
    margin-left: 2rem;
}

.user-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.user-avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.5);
}

.avatar-text {
    color: white;
    font-weight: 600;
    font-size: 16px;
    letter-spacing: 0.5px;
}

.profile-dropdown {
    position: absolute;
    top: 60px;
    right: 0;
    width: 280px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.profile-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-header {
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px 12px 0 0;
}

.dropdown-user-info {
    color: white;
}

.dropdown-user-name {
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 4px;
}

.dropdown-user-email {
    font-size: 13px;
    opacity: 0.9;
}

.dropdown-divider {
    height: 1px;
    background: #e0e0e0;
    margin: 8px 0;
}

.dropdown-menu {
    list-style: none;
    padding: 8px 0;
    margin: 0;
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: #333;
    text-decoration: none;
    transition: all 0.2s ease;
    font-size: 14px;
}

.dropdown-menu a:hover {
    background: #f5f5f5;
    color: #667eea;
}

.menu-icon {
    margin-right: 12px;
    font-size: 18px;
}

.logout-link {
    color: #e74c3c !important;
}

.logout-link:hover {
    background: #ffe5e5 !important;
    color: #c0392b !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .user-profile-menu {
        margin-left: 1rem;
    }

    .profile-dropdown {
        width: 240px;
        right: -10px;
    }
}