/* QR Crafter Support Website - Main 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;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 1.5em;
    font-weight: 700;
    color: #2d3748;
    text-decoration: none;
}

.nav-logo .icon {
    font-size: 2em;
    margin-right: 10px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu li a {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    font-size: 0.95em;
    padding: 8px 15px;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    transform: translateY(-1px);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5em;
    cursor: pointer;
    color: #4a5568;
}

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

/* Hero Section */
.hero-section {
    text-align: center;
    padding: 80px 0 60px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    margin: 40px 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.app-icon {
    font-size: 5em;
    margin-bottom: 20px;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.2));
}

.hero-title {
    font-size: 3.5em;
    font-weight: 800;
    color: white;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, #f0f4ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3em;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 40px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    font-size: 1.1em;
    font-weight: 600;
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* Content Sections */
.content-section {
    background: rgba(255, 255, 255, 0.95);
    margin: 40px 20px;
    padding: 50px 40px;
    border-radius: 25px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.section-title {
    font-size: 2.5em;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 20px;
    text-align: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2em;
    color: #718096;
    text-align: center;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

/* Feature Cards */
.feature-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.8));
    padding: 30px 25px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
}

.feature-icon {
    font-size: 3em;
    margin-bottom: 20px;
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.1));
}

.feature-title {
    font-size: 1.3em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 15px;
}

.feature-card p {
    color: #718096;
    line-height: 1.6;
    font-size: 0.95em;
}

/* Cards */
.card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.8));
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.card-title {
    font-size: 1.4em;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-content {
    color: #4a5568;
    line-height: 1.6;
}

/* Highlight Boxes */
.highlight {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    padding: 25px;
    border-radius: 15px;
    margin: 30px 0;
    border-left: 5px solid #667eea;
    backdrop-filter: blur(10px);
}

.info-box {
    background: linear-gradient(135deg, rgba(52, 211, 153, 0.1), rgba(34, 197, 94, 0.1));
    border-left-color: #10b981;
}

/* Lists */
.styled-list {
    list-style: none;
    margin: 20px 0;
}

.styled-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    color: #4a5568;
    line-height: 1.6;
}

.styled-list li .icon {
    font-size: 1.2em;
    margin-top: 2px;
    flex-shrink: 0;
}

/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9), rgba(118, 75, 162, 0.9));
    color: white;
    padding: 60px 40px;
    border-radius: 25px;
    margin: 40px 20px;
    text-align: center;
    backdrop-filter: blur(10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.contact-section h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.email-link {
    color: #ffd700;
    text-decoration: none;
    font-size: 1.3em;
    font-weight: 600;
    padding: 15px 30px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    display: inline-block;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.email-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 40px 0;
    margin-top: 60px;
    backdrop-filter: blur(10px);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.footer-links a {
    color: #cbd5e0;
    text-decoration: none;
    font-size: 0.9em;
    transition: color 0.3s ease;
}

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

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 20px;
        border-radius: 0 0 20px 20px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        display: flex;
    }

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

    .hero-title {
        font-size: 2.5em;
    }

    .hero-subtitle {
        font-size: 1.1em;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .content-section {
        margin: 20px 10px;
        padding: 30px 20px;
    }

    .section-title {
        font-size: 2em;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .feature-card {
        padding: 25px 20px;
    }

    .contact-section {
        margin: 20px 10px;
        padding: 40px 20px;
    }

    .contact-section h2 {
        font-size: 2em;
    }
}

@media (max-width: 480px) {
    .hero-section {
        margin: 20px 10px;
        padding: 60px 20px 40px;
    }

    .hero-title {
        font-size: 2em;
    }

    .hero-subtitle {
        font-size: 1em;
    }

    .btn {
        padding: 12px 25px;
        font-size: 1em;
    }

    .feature-icon {
        font-size: 2.5em;
    }

    .footer-links {
        gap: 20px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .feature-card,
    .card,
    .content-section {
        border: 2px solid #000;
    }
}