/* ContactFlow - Contact Page CSS */

/* CSS Reset and Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-color: #667eea;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary-color: #06b6d4;
    --secondary-light: #22d3ee;
    --accent-green: #10b981;
    --accent-green-light: #34d399;
    --accent-purple: #8b5cf6;
    --accent-purple-light: #a78bfa;
    --accent-pink: #ec4899;
    --accent-orange: #f59e0b;
    
    /* Background colors */
    --bg-glass: rgba(255, 255, 255, 0.25);
    --bg-card: rgba(255, 255, 255, 0.15);
    --bg-input: rgba(255, 255, 255, 0.1);
    
    /* Text colors */
    --text-white: rgba(255, 255, 255, 0.95);
    --text-light: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-colored: 0 10px 15px rgba(102, 126, 234, 0.15);
    --shadow-glow: 0 0 20px rgba(102, 126, 234, 0.3);
    
    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 300ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Base styles */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-white);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    position: relative;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    padding: 0;
    margin: 0;
}

/* Animated background elements */
.background-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.floating-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.floating-shape.shape-1 {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, var(--accent-green), var(--accent-green-light));
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-shape.shape-2 {
    width: 120px;
    height: 120px;
    background: linear-gradient(45deg, var(--accent-purple), var(--accent-purple-light));
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-shape.shape-3 {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, var(--accent-pink), var(--accent-orange));
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

.floating-shape.shape-4 {
    width: 100px;
    height: 100px;
    background: linear-gradient(45deg, var(--secondary-color), var(--secondary-light));
    top: 10%;
    right: 30%;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg); 
    }
    50% { 
        transform: translateY(-20px) rotate(180deg); 
    }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
    width: 100%;
    position: relative;
    z-index: 1;
}

/* Header */
.header {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--space-4) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

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

.logo-section {
    display: flex;
    align-items: center;
    gap: 1vw;
}

.logo-img {
    height: 6vw;
    max-height: 48px;
    min-height: 28px;
    width: auto;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-bounce);
}

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

.logo-text {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(255,255,255,0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.025em;
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    gap: var(--space-6);
    list-style: none;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-normal);
    padding: var(--space-2) 0;
    position: relative;
}

.nav-link:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-light);
    transition: width var(--transition-normal);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-white);
}

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

/* Main content */
.main {
    padding: var(--space-8) 0;
    position: relative;
    z-index: 1;
}

/* Contact Hero Section */
.contact-hero-section {
    text-align: center;
    padding: var(--space-8) 0;
    margin-bottom: var(--space-8);
    position: relative;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
    background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(255,255,255,0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-light);
    margin-bottom: var(--space-4);
}

/* Contact Form Section */
.contact-form-section {
    margin-bottom: var(--space-12);
}

.contact-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-3xl);
    overflow: hidden;
    box-shadow: var(--shadow-colored);
}

.contact-card-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-6);
}

.contact-form-container {
    padding: var(--space-8);
}

.contact-form-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--space-6);
    color: var(--text-white);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-white);
}

.form-input,
.form-select,
.form-textarea {
    background: var(--bg-input);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    font-size: var(--font-size-base);
    font-weight: 400;
    color: var(--text-white);
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    width: 100%;
    font-family: var(--font-family);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.3);
    background: rgba(255, 255, 255, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='rgba(255, 255, 255, 0.8)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    background-size: 16px;
    padding-right: var(--space-10);
}

.form-checkbox-group {
    flex-direction: row;
    align-items: center;
    gap: var(--space-3);
}

.form-checkbox {
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--bg-input);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    position: relative;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.form-checkbox:checked {
    background: var(--primary-color);
    border-color: var(--primary-light);
}

.form-checkbox:checked::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.form-checkbox:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.3);
}

.form-checkbox-label {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    cursor: pointer;
}

.form-link {
    color: var(--accent-green);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.form-link:hover {
    color: var(--accent-green-light);
    text-decoration: underline;
}

.form-submit-button {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    border-radius: var(--radius-xl);
    padding: var(--space-5) var(--space-6);
    font-size: var(--font-size-lg);
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-bounce);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    margin-top: var(--space-4);
    box-shadow: var(--shadow-colored);
}

.form-submit-button:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-glow);
    background: linear-gradient(135deg, var(--primary-light), var(--accent-purple));
}

.form-submit-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.form-success-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-8);
    gap: var(--space-4);
}

.form-success-message svg {
    color: var(--accent-green);
    width: 48px;
    height: 48px;
}

.form-success-message p {
    font-size: var(--font-size-lg);
    color: var(--text-white);
    max-width: 400px;
}

/* Contact Info Container */
.contact-info-container {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-purple));
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.contact-info-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--space-6);
    color: var(--text-white);
}

.contact-info-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

.contact-info-icon {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.contact-info-label {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-white);
    margin: 0;
}

.contact-info-value {
    font-size: var(--font-size-base);
    color: var(--text-light);
    margin: 0;
}

/* FAQ Section */
.contact-faq-section {
    margin-bottom: var(--space-12);
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-white);
    text-align: center;
    margin-bottom: var(--space-6);
    background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(255,255,255,0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.faq-container {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
}

.faq-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-4) 0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: var(--space-2) 0;
}

.faq-question h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-white);
    margin: 0;
}

.faq-toggle {
    font-size: var(--font-size-xl);
    color: var(--text-light);
    transition: all var(--transition-normal);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-answer p {
    padding: var(--space-4) 0;
    color: var(--text-light);
    margin: 0;
}

/* Footer Styles */
.footer {
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-8) 0 var(--space-4);
    margin-top: var(--space-8);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-8);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer-logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-white);
}

.footer-links {
    display: flex;
    gap: var(--space-8);
}

.footer-links-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: var(--space-4);
}

.footer-links-list {
    list-style: none;
}

.footer-links-list li {
    margin-bottom: var(--space-2);
}

.footer-links-list a {
    color: var(--text-light);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.footer-links-list a:hover {
    color: var(--text-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-4);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-3);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .contact-card-content {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container,
    .contact-info-container {
        padding: var(--space-6);
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--space-6);
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--space-6);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}

/* Dark mode styles */
    .dark-mode-toggle {
        position: fixed;
        bottom: 20px;
        right: 20px;
        background: rgba(255, 255, 255, 0.2);
        border-radius: 50%;
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        z-index: 100;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        transition: all 0.3s ease;
    }
    
    .dark-mode-toggle:hover {
        transform: scale(1.1);
    }
    
    .dark-mode {
        background: linear-gradient(135deg, #1a1c2c 0%, #4a2b5a 100%);
    }
    
    .dark-mode .background-elements .floating-shape {
        opacity: 0.05;
    }
    
    .dark-mode .header {
        background: rgba(0, 0, 0, 0.2);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .dark-mode .generator-card {
        background: rgba(0, 0, 0, 0.2);
        border: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .dark-mode .type-tabs {
        background: rgba(0, 0, 0, 0.2);
        border: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .dark-mode .type-tab.active {
        background: rgba(255, 255, 255, 0.1);
    }
    
    .dark-mode .text-input {
        background: rgba(0, 0, 0, 0.2);
        border: 2px solid rgba(255, 255, 255, 0.1);
    }
    
    .dark-mode .text-input:focus {
        border-color: var(--primary-color);
        background: rgba(0, 0, 0, 0.3);
    }
    
    .dark-mode .qr-display {
        background: rgba(0, 0, 0, 0.2);
        border: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .dark-mode .download-button, 
    .dark-mode .copy-button {
        background: rgba(0, 0, 0, 0.3);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .dark-mode .examples-section {
        background: rgba(0, 0, 0, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .dark-mode .example-item {
        background: rgba(0, 0, 0, 0.2);
        border: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .dark-mode .example-item:hover {
        background: rgba(0, 0, 0, 0.3);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .dark-mode .dark-mode-toggle {
        background: rgba(0, 0, 0, 0.3);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }

    /* Tips Section Styles */
.tips-section {
    padding: var(--space-8) 0;
    margin-top: var(--space-8);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: var(--space-6);
    text-align: center;
    background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(255,255,255,0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.025em;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-4);
}

.tip-card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
}

.tip-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.3);
}

.tip-icon {
    font-size: 2rem;
    margin-bottom: var(--space-3);
}

.tip-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: var(--space-2);
}

.tip-content {
    color: var(--text-light);
    margin-bottom: var(--space-4);
    line-height: 1.5;
}

.tip-link {
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 500;
    display: inline-block;
    transition: all var(--transition-normal);
}

.tip-link:hover {
    color: var(--text-white);
    text-decoration: underline;
}

/* Footer Styles */
.footer {
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-8) 0 var(--space-4);
    margin-top: var(--space-8);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-8);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer-logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-white);
}

.footer-links {
    display: flex;
    gap: var(--space-8);
}

.footer-links-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: var(--space-4);
}

.footer-links-list {
    list-style: none;
}

.footer-links-list li {
    margin-bottom: var(--space-2);
}

.footer-links-list a {
    color: var(--text-light);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.footer-links-list a:hover {
    color: var(--text-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-4);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    color: var(--text-light);
    transition: all var(--transition-normal);
}

.social-link:hover {
    color: var(--text-white);
}

/* Dark Mode Styles for New Elements */
.dark-mode .tip-card {
    background: rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.05);
}

.dark-mode .tip-card:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

.dark-mode .footer {
    background: rgba(0, 0, 0, 0.3);
}

@media (max-width: 640px) {
    .nav-links {
        gap: var(--space-3);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-info-items {
        gap: var(--space-4);
    }
}