/* css/style.css */
:root {
    --primary-color: #ff6b35;
    --secondary-color: #f7931e;
    --accent-color: #ffd23f;
    --dark-bg: #1a1a2e;
    --light-bg: #ffffff;
    --text-dark: #2d2d2d;
    --text-light: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

[data-theme="dark"] {
    --light-bg: #1a1a2e;
    --text-dark: #ffffff;
    --dark-bg: #16213e;
    --border-color: #2d2d2d;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--light-bg);
    color: var(--text-dark);
    line-height: 1.6;
    transition: var(--transition);
}

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

/* Navigation */
.navbar {
    background: var(--light-bg);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.theme-toggle,
.lang-toggle,
.mobile-toggle {
    background: none;
    border: 2px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    color: var(--text-dark);
    transition: var(--transition);
}

.theme-toggle:hover,
.lang-toggle:hover {
    background: var(--primary-color);
    color: var(--text-light);
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.mobile-toggle {
    display: none;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-light);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="3" fill="rgba(255,255,255,0.1)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

.btn-primary {
    background: var(--text-light);
    color: var(--primary-color);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--text-light);
}

.btn-secondary:hover {
    background: var(--text-light);
    color: var(--primary-color);
}

/* Tools Section */
.tools-section {
    padding: 4rem 0;
    background: var(--light-bg);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

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

.tool-card {
    background: var(--light-bg);
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.tool-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

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

.tool-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.tool-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.tool-link:hover {
    transform: translateX(5px);
}

/* FAQ Section */
.faq-section {
    padding: 4rem 0;
    background: var(--light-bg);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--light-bg);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: var(--transition);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--primary-color);
    color: var(--text-light);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: bold;
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 1.5rem 1.5rem;
}

/* Footer */
.footer {
    background: var(--dark-bg);
    color: var(--text-light);
    padding: 3rem 0 1rem;
}

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

.footer-col h3, .footer-col h4 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

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

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

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

.social-links a {
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    transform: scale(1.2);
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--light-bg);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

    .nav-links.active {
        left: 0;
    }

    .mobile-toggle {
        display: block;
    }

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

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

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