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

:root {
    /* Light Theme Colors */
    --primary-color: #4f46e5;
    --primary-hover: #6366f1;
    --primary-dark: #4338ca;
    --secondary-color: #38bdf8;
    --secondary-dark: #0284c7;
    --accent-color: #f472b6;
    --accent-dark: #ec4899;
    --background-color: #f8fafc;
    --card-bg: #ffffff;
    --text-color: #1e293b;
    --text-light: #64748b;
    --text-extra-light: #94a3b8;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --hover-bg: #f1f5f9;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-input: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    
    /* Animation and Transitions */
    --animation-timing: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 150ms;
    --transition-normal: 300ms;
    --transition-slow: 500ms;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* Header Styles */
.header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s;
}

.nav-link i {
    font-size: 1rem;
    width: 1.25rem;
    text-align: center;
}

.nav-link:hover {
    color: #4a90e2;
}

.dropdown-content a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dropdown-content a i {
    width: 1.25rem;
    text-align: center;
}

.mobile-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    color: #333;
    text-decoration: none;
    transition: background-color 0.3s;
}

.mobile-link i {
    width: 1.25rem;
    text-align: center;
}

.mobile-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.mobile-dropdown-toggle i {
    width: 1.25rem;
    text-align: center;
}

.mobile-dropdown-content a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-left: 2.5rem;
}

.mobile-dropdown-content a i {
    width: 1.25rem;
    text-align: center;
}

/* Card Styles */
.card {
    background-color: white;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    padding: 2rem;
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 500;
    font-size: 1rem;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: white;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--hover-bg);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background-color: white;
    color: var(--text-color);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Alert Styles */
.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-error {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid var(--primary-color);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Dropdown Menu Styling */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropbtn {
    background: transparent;
    border: none;
    color: var(--primary-light);
    font-weight: 500;
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-radius: 0.5rem;
}

.dropbtn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
}

.dropbtn i {
    transition: transform var(--transition-fast);
}

.dropdown.active .dropbtn i {
    transform: rotate(180deg);
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: #ffffff;
    min-width: 200px;
    box-shadow: var(--shadow-md);
    border-radius: 0.75rem;
    padding: 0.5rem;
    z-index: 1;
    border: 1px solid rgba(226, 232, 240, 0.5);
}

.dropdown-content a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-color);
    text-decoration: none;
    border-radius: 0.5rem;
    transition: var(--transition-fast);
    font-weight: 500;
}

.dropdown-content a:hover {
    background-color: var(--hover-bg);
    color: var(--primary-color);
}

.dropdown-content a i {
    width: 1.25rem;
    text-align: center;
    color: var(--primary-color);
}

.dropdown-content a.active {
    background-color: var(--primary-light);
    color: var(--primary-color) !important;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: all var(--transition-normal);
    z-index: 1000;
}

/* Mobile Menu */
.mobile-menu {
    position: absolute;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 400px;
    height: 100vh;
    background: white;
    z-index: 1000;
    transition: all 0.3s ease;
    overflow-y: auto;
    padding: 80px 20px 40px;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mobile-menu nav a {
    color: var(--text-primary);
    text-decoration: none;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s ease;
}

.mobile-menu nav a:hover,
.mobile-menu nav a.active {
    background: var(--primary-light);
    color: var(--primary-color);
}

.mobile-menu nav a i {
    font-size: 18px;
    width: 24px;
    text-align: center;
}

.mobile-menu .dropdown {
    width: 100%;
}

.mobile-menu .dropbtn {
    width: 100%;
    text-align: left;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    color: white;
    background: transparent;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.mobile-menu .dropbtn:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.mobile-menu .dropbtn i {
    transition: transform 0.2s ease;
}

.mobile-menu .dropdown.active .dropbtn i {
    transform: rotate(180deg);
}

.mobile-menu .dropdown-content {
    position: static;
    display: none;
    background: transparent;
    box-shadow: none;
    padding: 5px 0 5px 20px;
    animation: none;
}

.mobile-menu .dropdown.active .dropdown-content {
    display: block;
}

.mobile-menu .dropdown-content a {
    padding: 10px 16px;
    color: var(--text-primary);
    opacity: 0.8;
}

.mobile-menu .dropdown-content a:hover {
    background: var(--primary-light);
    color: var(--primary-color);
    opacity: 1;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }
    
    .nav-links {
        display: none;
    }
    
    body.menu-open {
        overflow: hidden;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .mobile-menu {
        background: var(--bg-dark);
    }
    
    .mobile-menu nav a,
    .mobile-menu .dropbtn {
        color: var(--text-light);
    }
    
    .mobile-menu nav a:hover,
    .mobile-menu nav a.active,
    .mobile-menu .dropbtn:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--primary-light);
    }
    
    .mobile-menu .dropdown-content a {
        color: var(--text-light);
        opacity: 0.8;
    }
    
    .mobile-menu .dropdown-content a:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--primary-light);
        opacity: 1;
    }
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .hero h2 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        display: none;
    }
    
    header .logo span {
        font-size: 1.1rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .hero h2 {
        font-size: 2rem;
        text-align: center;
    }
    
    .hero p {
        text-align: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .upload-section,
    .result-section {
        padding: 2rem 0;
    }
    
    .upload-container,
    .result-container {
        padding: 1.5rem;
    }
    
    .options-section {
        flex-direction: column;
    }
    
    .radio-options {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    header {
        padding: 0.75rem 0;
    }
    
    header .logo i {
        font-size: 1.5rem;
    }
    
    header .logo span {
        font-size: 1rem;
    }
    
    .hero h2 {
        font-size: 1.75rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .upload-heading h2 {
        font-size: 1.5rem;
    }
    
    .radio-options {
        grid-template-columns: 1fr;
    }
    
    .format-options {
        grid-template-columns: 1fr;
    }
    
    .download-options {
        flex-direction: column;
        gap: 1rem;
    }
    
    .download-btn {
        width: 100%;
    }
}

/* Dark Mode Improvements */
@media (prefers-color-scheme: dark) {
    .mobile-menu {
        background-color: var(--background-color);
    }
    
    .mobile-menu nav a {
        color: var(--text-light);
    }
    
    .mobile-menu nav a:hover,
    .mobile-menu nav a.active {
        background-color: rgba(255, 255, 255, 0.1);
        color: var(--primary-color);
    }
    
    .mobile-menu .dropbtn {
        color: var(--text-light);
    }
    
    .mobile-menu-overlay {
        background-color: rgba(0, 0, 0, 0.7);
    }
}

/* Touch Device Optimizations */
@media (hover: none) {
    .mobile-menu nav a:active {
        background-color: var(--hover-bg);
    }
    
    .btn:active {
        transform: translateY(1px);
    }
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 98;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal) var(--animation-timing);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mobile Menu Panel */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100%;
    background-color: #ffffff;
    z-index: 99;
    overflow-y: auto;
    transition: all var(--transition-normal) var(--animation-timing);
    box-shadow: -2px 0 15px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    padding: 5rem 0 2rem;
}

.mobile-menu.active {
    right: 0;
}

body.menu-open {
    overflow: hidden;
}

.mobile-menu nav {
    display: flex;
    flex-direction: column;
    padding: 0 1.5rem;
}

.mobile-menu nav a {
    color: var(--text-color);
    text-decoration: none;
    padding: 1rem 0;
    font-size: 1.1rem;
    font-weight: 500;
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all var(--transition-normal) var(--animation-timing);
}

.mobile-menu nav a:last-child {
    border-bottom: none;
}

.mobile-menu nav a i {
    width: 20px;
    text-align: center;
}

.mobile-menu nav a:hover,
.mobile-menu nav a.active {
    transform: translateX(5px);
    color: var(--primary-color);
}

.mobile-menu .dropdown {
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    margin-bottom: 0;
}

.mobile-menu .dropbtn {
    width: 100%;
    justify-content: flex-start;
    padding: 1rem 0;
    font-size: 1.1rem;
    position: relative;
}

.mobile-menu .dropbtn i {
    margin-left: auto;
    transition: transform var(--transition-normal) var(--animation-timing);
}

.mobile-menu .dropdown.active .dropbtn i {
    transform: rotate(180deg);
}

.mobile-menu .dropdown-content {
    position: relative;
    background-color: var(--hover-bg);
    box-shadow: none;
    margin-top: 0;
    border-radius: 0;
    border-top: 1px solid rgba(226, 232, 240, 0.5);
    max-height: 0;
    overflow: hidden;
    display: block;
    transform: none;
    transition: max-height var(--transition-normal) var(--animation-timing);
    right: auto;
    top: auto;
    width: 100%;
}

.mobile-menu .dropdown.active .dropdown-content {
    max-height: 500px;
}

.mobile-menu .dropdown-content a {
    color: var(--text-color) !important;
    padding: 0.85rem 0 0.85rem 1.5rem !important;
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
}

.mobile-menu .dropdown-content a:last-child {
    border-bottom: none;
}

.mobile-menu .dropdown-content a:hover,
.mobile-menu .dropdown-content a.active {
    background-color: rgba(226, 232, 240, 0.5);
    color: var(--primary-color) !important;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
    .nav-links {
        gap: 1.25rem;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        display: none;
    }
}

@media (max-width: 480px) {
    header {
        padding: 0.75rem 1rem;
    }
    
    header .logo span {
        font-size: 1.1rem;
    }
    
    header .logo i {
        font-size: 1.5rem;
    }
    
    .mobile-menu {
        width: 260px;
        right: -260px;
    }
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f0f5ff, #e0e7ff);
    color: var(--text-color);
    padding: 6rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%234f46e5' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.75;
}

.hero-container {
    max-width: 1280px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h2 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, #ffffff, #e0e7ff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 0.8s var(--animation-timing) forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hero p {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    opacity: 0.9;
    line-height: 1.7;
    animation: fadeInUp 0.8s var(--animation-timing) 0.2s forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hero-cta {
    display: inline-flex;
    gap: 1rem;
    animation: fadeInUp 0.8s var(--animation-timing) 0.4s forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hero-cta .btn {
    padding: 0.875rem 2rem;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: 0.3px;
    transition: all var(--transition-normal) var(--animation-timing);
    box-shadow: var(--shadow-md);
}

.hero-cta .btn-primary {
    background-color: white;
    color: var(--primary-dark);
}

.hero-cta .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hero-cta .btn-secondary {
    background-color: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-cta .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* New animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Upload Container and Forms */
.upload-section {
    padding: 4rem 2rem;
    
    position: relative;
}

.upload-container {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    position: relative;
}

.upload-heading {
    text-align: center;
    margin-bottom: 3rem;
}

.upload-heading h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.upload-heading p {
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.125rem;
}

.upload-card {
    background-color: white;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    padding: 2rem;
    transition: all var(--transition-normal);
}

.upload-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

#drop-area {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all var(--transition-normal) var(--animation-timing);
    background-color: var(--hover-bg);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

#drop-area:hover {
    border-color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.05);
}

#drop-area.drag-active {
    border-color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.1);
    animation: pulse 1.5s infinite;
}

#drop-area i {
    color: var(--primary-color);
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    transition: all var(--transition-normal) var(--animation-timing);
}

#drop-area:hover i {
    transform: translateY(-5px);
}

#drop-area p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

#drop-area small {
    display: block;
    color: var(--text-extra-light);
    font-size: 0.875rem;
}

#drop-area input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.image-preview {
    margin-top: 2rem;
    text-align: center;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    display: none;
}

.image-preview.active {
    display: block;
    animation: fadeIn var(--transition-normal) var(--animation-timing);
}

.image-preview img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.image-preview .preview-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.image-preview .preview-actions {
    display: flex;
    gap: 0.5rem;
}

.image-preview .preview-actions button {
    background-color: rgba(255,255,255,0.2);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal) var(--animation-timing);
}

.image-preview .preview-actions button:hover {
    background-color: rgba(255,255,255,0.4);
}

/* Options Container */
.options-container {
    margin-top: 2.5rem;
}

.options-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px groove #e2e8f0;
}

.options-section h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.options-section h3 i {
    color: var(--primary-color);
}

.radio-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    color: white;
}

.radio-card {
    position: relative;
    
}

.radio-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.radio-card .radio-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-normal) var(--animation-timing);
    text-align: center;
    box-shadow: var(--shadow-sm);

}

.radio-card:hover .radio-label {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    color: black;
}

.radio-card input[type="radio"]:checked + .radio-label {
    border-color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.08);
    box-shadow: 0 0 0 2px var(--primary-color);
}

.radio-card .radio-icon {
    font-size: 2rem;
    color: var(--primary-color);
    transition: transform var(--transition-normal) var(--animation-timing);
}

.radio-card:hover .radio-icon {
    transform: scale(1.15);
}

.radio-card input[type="radio"]:checked + .radio-label .radio-icon {
    transform: scale(1.2);
}

.radio-card .radio-text {
    font-weight: 600;
    color: white;
    transition: color var(--transition-normal) var(--animation-timing);
}

/* Color picker */
.color-picker-container {
    margin-top: 1.5rem;
    display: none;
}

.color-picker-container.active {
    display: block;
    animation: fadeIn var(--transition-normal) var(--animation-timing);
}

.color-picker-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.color-picker {
    position: relative;
}

.color-picker input[type="color"] {
    -webkit-appearance: none;
    appearance: none;
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 8px;
    background: none;
    cursor: pointer;
}

.color-picker input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.color-preview {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal) var(--animation-timing);
}

.color-preview:hover {
    transform: scale(1.05);
}

.color-value {
    margin-left: 1rem;
    font-size: 0.875rem;
    color: var(--text-light);
    background-color: var(--hover-bg);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

/* Background selection */
.predefined-backgrounds {
    margin-top: 1.5rem;
    display: none;
}

.predefined-backgrounds.active {
    display: block;
    animation: fadeIn var(--transition-normal) var(--animation-timing);
}

.background-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.background-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal) var(--animation-timing);
    box-shadow: var(--shadow-sm);
}

.background-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.background-item input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.background-item label {
    display: block;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.background-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal) var(--animation-timing);
}

.background-item:hover img {
    transform: scale(1.05);
}

.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal) var(--animation-timing);
}

.background-item.selected .background-overlay,
.background-item input[type="radio"]:checked + label .background-overlay {
    opacity: 1;
    background: rgba(0, 0, 0, 0.5);
}

.background-overlay i {
    color: white;
    font-size: 1.5rem;
}

/* Custom background */
.custom-background-container {
    margin-top: 1.5rem;
    display: none;
}

.custom-background-container.active {
    display: block;
    animation: fadeIn var(--transition-normal) var(--animation-timing);
}

.file-upload {
    position: relative;
    margin-top: 0.5rem;
}

.file-upload input[type="file"] {
    position: absolute;
    width: 0;
    height: 0;
    opacity: 0;
}

.file-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--hover-bg);
    color: var(--text-color);
    padding: 0.875rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-normal) var(--animation-timing);
    font-weight: 500;
    border: 1px solid var(--border-color);
}

.file-label:hover {
    background-color: rgba(99, 102, 241, 0.05);
    border-color: var(--primary-color);
}

.file-label i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

/* Output Format */
.format-container {
    margin-top: 1.5rem;
}

.format-options {
    display: flex;
    gap: 1rem;
}

.format-option {
    flex: 1;
    position: relative;
}

.format-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.format-option .format-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    border-radius: 8px;
   
    transition: all var(--transition-normal) var(--animation-timing);
    text-align: center;
    border: 2px solid transparent;
}

.format-option:hover .format-label {
    background-color: rgba(99, 102, 241, 0.05);
}

.format-option input[type="radio"]:checked + .format-label {
    border-color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.1);
}

.format-option .format-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.format-option .format-name {
    font-weight: 600;
    font-size: 0.925rem;
}

.format-option .format-desc {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* Submit Button */
.submit-container {
    margin-top: 3rem;
    text-align: center;
}

.submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    font-weight: 600;
    font-size: 1.125rem;
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-normal) var(--animation-timing);
    box-shadow: var(--shadow-md);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn i {
    font-size: 1.25rem;
    transition: all var(--transition-normal) var(--animation-timing);
}

.submit-btn:hover i {
    transform: rotate(15deg);
}

/* Result and Output */
.result-container {
    max-width: 800px;
    margin: 3rem auto;
    background-color: var(--card-bg);
    border-radius: 16px;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.result-header {
    margin-bottom: 2rem;
}

.result-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.result-header p {
    color: var(--text-light);
}

.result-image-container {
    position: relative;
    margin: 2rem 0;
    background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23f1f5f9' fill-opacity='1' fill-rule='evenodd'%3E%3Ccircle cx='3' cy='3' r='3'/%3E%3Ccircle cx='13' cy='13' r='3'/%3E%3C/g%3E%3C/svg%3E");
    padding: 2rem;
    border-radius: 8px;
}

.processed-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.download-options {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    transition: all var(--transition-normal) var(--animation-timing);
    box-shadow: var(--shadow-sm);
}

.download-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.download-btn i {
    font-size: 1.25rem;
}

.action-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--hover-bg);
    color: var(--text-color);
    font-weight: 500;
    padding: 0.875rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    transition: all var(--transition-normal) var(--animation-timing);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* Loading animations */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal) var(--animation-timing);
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loader-content {
    text-align: center;
    color: white;
    max-width: 400px;
}

.loader-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.progress-ring {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    position: relative;
}

.progress-ring__circle {
    stroke: var(--primary-color);
    stroke-width: 8;
    fill: transparent;
    transform: rotate(-90deg);
    transform-origin: center;
    transition: stroke-dashoffset 0.3s;
}

.progress-ring__background {
    stroke: rgba(255, 255, 255, 0.1);
    stroke-width: 8;
    fill: transparent;
}

.percentage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.5rem;
    font-weight: bold;
}

.processing-status {
    font-size: 1rem;
    color: var(--secondary-color);
    margin-top: 1rem;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .upload-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .upload-heading h2 {
        font-size: 2rem;
    }
    
    .result-container {
        padding: 2rem;
        margin: 2rem 1rem;
    }
}

@media (max-width: 768px) {
    .upload-section {
        padding: 3rem 1.5rem;
    }
    
    .upload-heading h2 {
        font-size: 1.75rem;
    }
    
    .upload-card {
        padding: 1.5rem;
    }
    
    #drop-area {
        padding: 2rem 1rem;
    }
    
    .radio-options {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .format-options {
        flex-direction: column;
    }
    
    .result-header h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .upload-section {
        padding: 2rem 1rem;
    }
    
    .upload-heading h2 {
        font-size: 1.5rem;
    }
    
    .radio-options {
        grid-template-columns: 1fr;
    }
    
    .submit-btn {
        width: 100%;
    }
    
    .action-buttons {
        flex-direction: column;
    }
}

/* Footer */
footer {
    background-color: var(--hover-bg);
    color: var(--text-color);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

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

.social-links a {
    color: var(--text-secondary);
    text-decoration: none;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: white;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.social-links a:hover {
    color: var(--primary-color);
    background-color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero, .upload, .output {
    animation: fadeIn 0.6s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    header nav {
        flex-direction: column;
        gap: 1rem;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .upload, .output {
        margin: 1rem;
        padding: 1rem;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --background-color: #1a1a1a;
        --text-color: #e2e8f0;
        --border-color: #2d3748;
        --bg-dark: #0f172a;
        --bg-darker: #020617;
        --bg-light: #1e293b;
        --text-primary: #f8fafc;
        --text-secondary: #94a3b8;
        --card-bg: #1e293b;
        --border-color: rgba(99, 102, 241, 0.2);
    }

    
    }

    .upload, .output {
        background: #2d3748;
    }

    .image-frame {
        border-color: var(--border-color);
    }

    .upload input[type="file"],
    .upload select,
    .upload input[type="color"] {
        background: #2d3748;
        color: var(--text-color);
        border-color: var(--border-color);
    }


/* Success Message */
.success-message {
    text-align: center;
    margin-bottom: 2rem;
    animation: fadeIn 0.6s ease-out;
}

.success-message i {
    font-size: 3rem;
    color: var(--success-color);
    margin-bottom: 1rem;
}

.success-message h2 {
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.success-message p {
    color: var(--text-color);
    opacity: 0.8;
}

/* Download Options */
.download-options {
    margin: 2rem 0;
    text-align: center;
}

.format-selector {
    margin-bottom: 1rem;
}

.format-selector label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.download-btn {
    background: var(--success-color);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.download-btn:hover {
    background: #16a34a;
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Action Buttons */
.process-another-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.process-another-btn:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* About Section Styles */
.about-section {
    padding: 4rem 2rem;

    min-height: 70vh;
    color: white;
}

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

.about-header {
    text-align: center;
    margin-bottom: 3rem;
}

.about-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--heading-color);
    margin-bottom: 1rem;
}

.about-header h2 i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

.about-header p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.content-block {
    animation: fadeInUp 0.5s var(--animation-timing) both;
}

.content-block h3 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--heading-color);
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.content-block h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
}

.content-block p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: white
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.feature i {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-top: 0.2rem;
}

.feature span {
    font-size: 1.1rem;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.feature-card {
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    padding: 2rem;
    transition: transform 0.3s, box-shadow 0.3s;
    height: 100%;
    display: flex;
    flex-direction: column;
    border: #1e293b groove;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-color-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 1.75rem;
    color: white;
}

.feature-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--heading-color);
    margin-bottom: 1rem;
}

.feature-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-muted);
    flex-grow: 1;
}

.cta-block {
    border: #2d3748 groove;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    padding: 3rem;
    text-align: center;
    margin-top: 2rem;
}

.cta-block h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--heading-color);
    margin-bottom: 1.5rem;
    text-align: center;
}

.cta-block h3::after {
    content: none;
}

.cta-block .btn {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

@media (max-width: 992px) {
    .about-header h2 {
        font-size: 2rem;
    }
    
    .content-block h3 {
        font-size: 1.5rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-block {
        padding: 2.5rem;
    }
}

@media (max-width: 768px) {
    .about-section {
        padding: 3rem 1.5rem;
    }
    
    .about-header h2 {
        font-size: 1.75rem;
    }
    
    .about-header p {
        font-size: 1.1rem;
    }
    
    .content-block h3 {
        font-size: 1.4rem;
    }
    
    .content-block p {
        font-size: 1rem;
    }
    
    .feature span {
        font-size: 1rem;
    }
    
    .features-grid {
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .cta-block {
        padding: 2rem;
    }
    
    .cta-block h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 576px) {
    .about-section {
        padding: 2rem 1rem;
    }
    
    .about-header h2 {
        font-size: 1.5rem;
    }
    
    .about-header p {
        font-size: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
    }
    
    .feature-icon i {
        font-size: 1.5rem;
    }
    
    .cta-block {
        padding: 1.5rem;
    }
    
    .cta-block h3 {
        font-size: 1.3rem;
    }
    
    .cta-block .btn {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

/* Legal Pages (Privacy, Terms, Disclaimer) */
.legal-section {
    padding: 4rem 2rem;
    background-color: var(--bg-color);
    min-height: 70vh;
}

.legal-container {
    max-width: 900px;
    margin: 0 auto;
    border-radius: 10px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    animation: fadeIn 0.6s ease-out;
}

.legal-header {
    margin-bottom: 2.5rem;
    text-align: center;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.legal-header h2 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.legal-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.legal-content {
    padding: 0 1rem;
}

.legal-content h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin: 1.5rem 0 1rem;
}

.terms-section, .policy-section, .disclaimer-section {
    margin-bottom: 2rem;
}

.terms-section ul, .policy-section ul, .disclaimer-section ul {
    margin-left: 1.5rem;
    margin-top: 0.5rem;
}

.terms-section li, .policy-section li, .disclaimer-section li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Output Page */
.output-section {
    padding: 4rem 2rem;
    background-color: var(--bg-color);
    min-height: 70vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.output-container {
    max-width: 800px;
    width: 100%;
    margin: 0 auto;
    background-color: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    text-align: center;
    animation: fadeIn 0.6s ease-out;
}

.output-header {
    margin-bottom: 2rem;
}

.output-header h2 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.output-header p {
    color: var(--text-secondary);
}

.processed-image-container {
    margin: 1.5rem 0;
    padding: 1rem;
    border-radius: 8px;
    background-color: var(--bg-color);
    text-align: center;
}

.processed-image {
    max-width: 100%;
    max-height: 400px;
    border-radius: 4px;
}

.format-selector {
    margin: 1.5rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.format-selector label {
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.select-wrapper {
    position: relative;
    margin-top: 0.5rem;
}

.select-wrapper i {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
}

.select-wrapper select {
    width: 250px;
    padding: 10px 10px 10px 35px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' 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 10px center;
    background-size: 1em;
}

/* Contact Page */
.contact-section {
    padding: 4rem 2rem;
   
    min-height: 70vh;
}

.contact-container {
    max-width: 900px;
    margin: 0 auto;
    
    border-radius: 10px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    animation: fadeIn 0.6s ease-out;
}

.contact-header {
    margin-bottom: 2rem;
    text-align: center;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.contact-header h2 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.contact-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.contact-info, .contact-form {
    padding: 1.5rem;
    color: #020617;
}

.contact-info h3, .contact-form h3 {
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-top: 4px;
}

.contact-item h4 {
    margin-bottom: 0.3rem;
    font-size: 1.1rem;
}

.success-message {
    background-color: rgba(72, 187, 120, 0.1);
    color: #2f855a;
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.success-message i {
    font-size: 1.5rem;
}

.textarea-icon i {
    align-self: flex-start;
    margin-top: 10px;
}

/* Media Queries */
@media (max-width: 768px) {
    .legal-section, .output-section, .contact-section {
        padding: 3rem 1.5rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .legal-header h2, .output-header h2, .contact-header h2 {
        font-size: 1.6rem;
    }
    
    .legal-content h3 {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .legal-section, .output-section, .contact-section {
        padding: 2rem 1rem;
    }
    
    .legal-container, .output-container, .contact-container {
        padding: 1.5rem;
    }
    
    .legal-header h2, .output-header h2, .contact-header h2 {
        font-size: 1.4rem;
    }
    
    .select-wrapper select {
        width: 100%;
    }
}

/* Page Loader Styles */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.page-loader.active {
    opacity: 1;
    visibility: visible;
}

.loader-spinner {
    position: relative;
    width: 120px;
    height: 120px;
}

.loader-spinner::before,
.loader-spinner::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 5px solid transparent;
    border-top-color: var(--primary-color);
}

.loader-spinner::before {
    z-index: 1001;
    animation: spin 1s linear infinite;
}

.loader-spinner::after {
    border-top-color: var(--secondary-color);
    opacity: 0.6;
    animation: spin 1.5s linear infinite reverse;
}

.loader-text {
    color: white;
    margin-top: 2rem;
    text-align: center;
}

.loader-text h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.loader-text p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 0.5rem;
}

.processing-steps {
    margin-top: 1.5rem;
    padding: 0;
    list-style: none;
    max-width: 300px;
}

.processing-step {
    display: flex;
    align-items: center;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
    transition: color 0.3s ease, transform 0.3s ease;
    opacity: 0.6;
}

.processing-step.active {
    color: white;
    transform: translateX(5px);
    opacity: 1;
}

.processing-step.completed {
    color: var(--secondary-color);
}

.processing-step i {
    margin-right: 10px;
    font-size: 1rem;
}

.processing-step.completed i {
    color: var(--secondary-color);
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    padding: 1.5rem 0;
}

.tool-card {
    background-color: var(--card-bg, #ffffff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 1rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    text-decoration: none;
}

.tool-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.tool-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.tool-card h3 {
    color: var(--text-color, #1e293b);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.tool-card p {
    color: var(--text-light, #64748b);
    font-size: 0.875rem;
    line-height: 1.5;
}

@media (prefers-color-scheme: dark) {
    .tool-card {
        background-color: var(--bg-light);
        border-color: var(--border-color);
    }

    .tool-card:hover {
        background-color: var(--bg-light);
        border-color: var(--primary-color);
    }

    .tool-card h3 {
        color: var(--text-primary);
    }

    .tool-card p {
        color: var(--text-secondary);
    }

    .tool-icon {
        color: var(--primary-color);
    }
}

.tool-item {
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

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

.tool-item i {
    font-size: 3rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

.tool-item h3 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.tool-item p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    min-height: 3rem;
    line-height: 1.6;
}

/* Update upload card styling for dark theme */
.upload-card {
    background-color: var(--bg-light);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.upload-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

/* Update drop area styling */
#drop-area {
    background-color: var(--bg-darker);
    border: 2px dashed rgba(99, 102, 241, 0.3);
    padding: 2rem;
    text-align: center;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

#drop-area:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-light);
}

#drop-area.drag-active {
    border-color: var(--primary-color);
    background-color: var(--bg-light);
    transform: scale(1.02);
}

#drop-area i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

#drop-area p {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

#drop-area small {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Update radio options styling */
.radio-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.radio-card {
    background-color: var(--bg-darker);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 12px;
    padding: 1rem;
    transition: all 0.3s ease;
}

.radio-card:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-light);
    transform: translateY(-2px);
}

.radio-card input[type="radio"]:checked + .radio-label {
    background-color: var(--bg-light);
    border-color: var(--primary-color);
    color: white;
}

.radio-label {
    color: var(--text-primary);
    font-weight: 500;
}

.radio-icon {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* Update format options styling */
.format-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.format-option {
    background-color: var(--bg-darker);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 12px;
    padding: 1rem;
    transition: all 0.3s ease;
}

.format-option:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-light);
    transform: translateY(-2px);
}

.format-label {
    color: var(--text-primary);
}

.format-name {
    color: var(--text-primary);
    font-weight: 600;
}

.format-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Update submit button styling */
.submit-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1rem 2rem;
    border-radius: 12px;
    border: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.submit-btn i {
    font-size: 1.2rem;
}

/* Dark theme specific styles */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-dark: #1a1b26;
        --bg-darker: #16171f;
        --bg-light: #1e1f2e;
        --text-primary: #ffffff;
        --text-secondary: #a9b1d6;
        --card-bg: #1e1f2e;
        --border-color: rgba(99, 102, 241, 0.2);
        --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
        --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    }

    body {
        background-color: var(--bg-dark);
        color: var(--text-primary);
    }

    .upload-card {
        background-color: var(--bg-darker);
        border: 1px solid var(--border-color);
    }

    .upload-card:hover {
        border-color: var(--primary-color);
        box-shadow: var(--shadow-lg);
    }

    #drop-area {
        background-color: var(--bg-light);
        border: 2px dashed var(--border-color);
    }

    #drop-area:hover {
        background-color: var(--bg-darker);
        border-color: var(--primary-color);
    }

    #drop-area p {
        color: var(--text-primary);
    }

    #drop-area small {
        color: var(--text-secondary);
    }

    .radio-card {
        background-color: var(--bg-darker);
        border: 1px solid var(--border-color);
    }

    .radio-card:hover {
        background-color: var(--bg-light);
        border-color: var(--primary-color);
    }

    .radio-label {
        color: var(--text-primary);
    }

    .radio-text {
        color: var(--text-primary);
    }

    .radio-icon {
        color: var(--primary-color);
    }

    .format-option {
        background-color: var(--bg-darker);
        border: 1px solid var(--border-color);
    }

    .format-option:hover {
        background-color: var(--bg-light);
        border-color: var(--primary-color);
    }

    .format-name {
        color: var(--text-primary);
        font-weight: 600;
    }

    .format-desc {
        color: var(--text-secondary);
    }

    .format-icon {
        color: var(--primary-color);
    }

    .tool-card {
        background-color: var(--bg-darker);
        border: 1px solid var(--border-color);
        padding: 2rem;
        border-radius: 16px;
        transition: all 0.3s ease;
        box-shadow: var(--shadow-sm);
    }

    .tool-card:hover {
        transform: translateY(-5px);
        background-color: var(--bg-light);
        border-color: var(--primary-color);
        box-shadow: var(--shadow-lg);
    }

    .tool-card h3 {
        color: var(--text-primary);
        font-size: 1.5rem;
        margin-bottom: 1rem;
        font-weight: 700;
    }

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

    .tool-icon {
        font-size: 2.5rem;
        margin-bottom: 1.5rem;
        background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .options-section h3 {
        color: var(--text-primary);
        font-weight: 700;
        margin-bottom: 1.5rem;
    }

    .options-section h3 i {
        color: var(--primary-color);
        margin-right: 0.5rem;
    }

    .color-picker-container {
        background-color: var(--bg-darker);
        border: 1px solid var(--border-color);
    }

    .color-value {
        background-color: var(--bg-light);
        color: var(--text-primary);
        border: 1px solid var(--border-color);
    }

    .predefined-backgrounds {
        background-color: var(--bg-darker);
        border: 1px solid var(--border-color);
    }

    .custom-background-container {
        background-color: var(--bg-darker);
        border: 1px solid var(--border-color);
    }

    .file-label {
        background-color: var(--bg-light);
        color: var(--text-primary);
        border: 1px solid var(--border-color);
    }

    .file-label:hover {
        background-color: var(--bg-darker);
        border-color: var(--primary-color);
    }

    .submit-btn {
        background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
        color: white;
        font-weight: 600;
        box-shadow: var(--shadow-md);
    }

    .submit-btn:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-lg);
    }
}

/* Admin Dashboard Styles */
.dashboard-container {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card i {
    font-size: 2rem;
    color: var(--primary-color);
}

.stat-info h3 {
    margin: 0;
    font-size: 1rem;
    color: var(--text-secondary);
}

.stat-info p {
    margin: 0.5rem 0 0;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-primary);
}

.activity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.activity-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.activity-card h3 {
    margin: 0 0 1rem;
    color: var(--text-primary);
    font-size: 1.2rem;
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-secondary);
}

td {
    color: var(--text-primary);
}

.status-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 500;
}

.status-badge.published {
    background: var(--success-color);
    color: white;
}

.status-badge.draft {
    background: var(--warning-color);
    color: var(--text-primary);
}