/* Landing Page Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Header Styles */
.landing-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.header-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    margin: 0 auto;
}

.logo-title-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
}

.main-logo {
    height: 120px;
    width: auto;
    animation: fadeInUp 0.8s ease;
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.3));
    cursor: pointer;
    transition: all 0.3s ease;
}

.main-logo:hover {
    transform: scale(1.05);
}

/* Logo Zoom Modal */
.logo-zoom-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.logo-zoom-overlay.active {
    display: flex;
}

.zoomed-logo {
    height: 500px;
    width: auto;
    animation: zoomIn 0.5s ease;
    filter: drop-shadow(4px 4px 20px rgba(255, 255, 255, 0.3));
    cursor: pointer;
}

@keyframes zoomIn {
    from {
        transform: scale(0.5);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.title-group {
    text-align: left;
}

.main-title {
    font-size: 4rem;
    margin-bottom: 0.5rem;
    font-weight: 800;
    animation: fadeInUp 0.8s ease;
    letter-spacing: 2px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.tagline {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 300;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.1s both;
    letter-spacing: 1px;
}

.subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.3s both;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.btn-primary {
    background: white;
    color: #667eea;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

/* Hero Visual */
.hero-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: float 6s ease-in-out infinite;
}

.floating-card:first-child {
    top: 20%;
    left: 10%;
}

.floating-card.ai {
    bottom: 20%;
    right: 10%;
    animation-delay: 3s;
}

.floating-card i {
    font-size: 2rem;
}

.connection-line {
    position: absolute;
    width: 200px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    animation: pulse 3s ease-in-out infinite;
}

/* Features Section */
.features-section {
    padding: 80px 20px;
    background: #f8f9fa;
}

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

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

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.feature-card.admin::before {
    background: linear-gradient(90deg, #f093fb, #f5576c);
}

.feature-card.manager::before {
    background: linear-gradient(90deg, #4facfe, #00f2fe);
}

.feature-card.user::before {
    background: linear-gradient(90deg, #43e97b, #38f9d7);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 2.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.feature-card p {
    color: #666;
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 0.5rem 0;
    color: #555;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature-list i {
    color: #667eea;
}

/* Survey Preview Section */
.survey-preview {
    padding: 80px 20px;
    background: white;
}

.preview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.dimensions-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.dimension-item {
    background: #f8f9fa;
    padding: 1rem 1.5rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.dimension-item:hover {
    border-color: #667eea;
    transform: translateY(-2px);
}

.dimension-item i {
    color: #667eea;
}

.preview-description {
    color: #666;
    line-height: 1.8;
}

.preview-action {
    text-align: center;
}

.btn-large {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 1.5rem 3rem;
    font-size: 1.2rem;
    border-radius: 50px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.btn-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.6);
}

.note {
    margin-top: 1rem;
    color: #666;
    font-size: 0.9rem;
}

/* How It Works */
.how-it-works {
    padding: 80px 20px;
    background: #f8f9fa;
}

.steps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.step {
    text-align: center;
    flex: 1;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1rem;
}

.step h4 {
    margin-bottom: 0.5rem;
    color: #333;
}

.step p {
    color: #666;
    font-size: 0.95rem;
}

.step-connector {
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    position: relative;
}

/* Stats Section */
.stats-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

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

.stat-card {
    text-align: center;
    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);
}

.stat-card i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.stat-card h3 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.stat-card p {
    opacity: 0.9;
}

/* Footer */
.landing-footer {
    background: #2d3748;
    color: white;
    padding: 40px 20px 20px;
}

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

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

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

.footer-section li {
    padding: 0.25rem 0;
}

.footer-section a {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #4a5568;
    color: #a0aec0;
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-title {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .preview-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .steps {
        flex-direction: column;
    }
    
    .step-connector {
        width: 2px;
        height: 50px;
    }
    
    .floating-card {
        display: none;
    }
}