@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600;700;800&display=swap');

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

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --hero-gradient: linear-gradient(135deg, #1e3c72 0%, #2a5298 50%, #667eea 100%);
    --dark-gradient: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    --light-bg: #fafbfc;
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --card-shadow-hover: 0 20px 60px rgba(0, 0, 0, 0.15);
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --border-radius: 20px;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    font-weight: 400;
    overflow-x: hidden;
}

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

/* Header */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.8rem;
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
    display: flex;
    align-items: center;
    gap: 12px;
    letter-spacing: -0.02em;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-brand .logo {
    height: 55px;
    width: auto;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
    transition: var(--transition);
}

.nav-brand a:hover .logo {
    transform: scale(1.1) rotate(5deg);
}

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

.nav-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: var(--transition);
    position: relative;
}

.nav-menu a:hover {
    background: var(--primary-gradient);
    color: white;
    transform: translateY(-2px);
}

/* Main Content */
main {
    margin-top: 80px;
}

/* Hero Section */
.hero {
    background: var(--hero-gradient);
    color: white;
    padding: 150px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/logo_dlapps.png');
    background-size: 40%;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.03;
    z-index: 1;
    animation: float 6s ease-in-out infinite;
}

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

.hero-container {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    font-weight: 800;
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.02em;
    animation: slideUp 1s ease-out;
}

.hero h2 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 400;
    opacity: 0.9;
    animation: slideUp 1s ease-out 0.2s both;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.8;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: slideUp 1s ease-out 0.4s both;
}

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

.btn-primary {
    background: var(--secondary-gradient);
    color: white;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px;
    display: inline-block;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: var(--card-shadow);
    animation: slideUp 1s ease-out 0.6s both;
}

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

/* Services */
.services-preview {
    padding: 100px 0;
    background: var(--light-bg);
    position: relative;
}

.services-preview h2 {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 3rem;
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.02em;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background: white;
    padding: 3rem 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-gradient);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-shadow-hover);
}

.service-card h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-weight: 600;
    font-size: 1.4rem;
    font-family: 'Poppins', sans-serif;
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Page Header */
.page-header {
    background: var(--dark-gradient);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.02em;
}

/* Services Detail */
.services-detail {
    padding: 100px 0;
    background: var(--light-bg);
}

.service-item {
    margin-bottom: 4rem;
    padding: 3rem;
    border-radius: var(--border-radius);
    background: white;
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.service-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 5px;
    background: var(--accent-gradient);
}

.service-item:hover {
    transform: translateX(10px);
    box-shadow: var(--card-shadow-hover);
}

.service-item h2 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
}

.service-item ul {
    list-style: none;
    color: var(--text-secondary);
}

.service-item li {
    padding: 0.5rem 0;
    padding-left: 2rem;
    position: relative;
}

.service-item li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4facfe;
    font-weight: bold;
}

/* About & Contact */
.about-content, .contact-content {
    padding: 100px 0;
}

.about-text h2 {
    color: var(--text-primary);
    margin: 2rem 0 1rem 0;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
    font-size: 2rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-top: 3rem;
}

.info-item {
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.info-item h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
}

.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
    font-weight: 500;
    font-family: 'Poppins', sans-serif;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 15px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4facfe;
    box-shadow: 0 0 0 3px rgba(79, 172, 254, 0.1);
}

/* Footer */
footer {
    background: var(--dark-gradient);
    color: #ecf0f1;
    padding: 60px 0 30px 0;
    position: relative;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo-highlight {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 2rem;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo-large {
    height: 70px;
    width: auto;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
}

.footer-logo-highlight h2 {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2rem;
    margin: 0;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
}

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

.footer-section ul li {
    margin-bottom: 0.8rem;
    transition: var(--transition);
}

.footer-section ul li:hover {
    color: #4facfe;
    transform: translateX(5px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero h2 {
        font-size: 1.3rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-brand {
        align-items: center;
        text-align: center;
    }
    
    .hero::before {
        background-size: 60%;
    }
}

/* Success Message */
.success-message {
    background: linear-gradient(135deg, #d4edda, #c3e6cb);
    color: #155724;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    border-left: 4px solid #28a745;
}

/* Error Message */
.error-message {
    background: linear-gradient(135deg, #f8d7da, #f1aeb5);
    color: #721c24;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    border-left: 4px solid #dc3545;
}

/* Service Items Enhancements */
.service-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.service-icon {
    font-size: 2rem;
    background: var(--accent-gradient);
    padding: 1rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    height: 60px;
}

.service-price {
    background: var(--secondary-gradient);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-weight: 600;
    margin-left: auto;
}

.service-action {
    margin-top: 2rem;
    text-align: center;
}

.service-card .service-price {
    margin-top: 1rem;
    margin-left: 0;
    display: inline-block;
}