/* Convertimi - Minimal Cream Design */

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

:root {
    --primary-color: #355a85;
    --primary-hover: #4d7cb5;
    --primary-light: #6bb0e5;
    --secondary-color: #9ca3af;
    --success-color: #6bb0e5;
    --error-color: #8b2635;
    --warning-color: #8b6914;
    
    --bg-color: #f2e5c5;
    --surface-color: #f7eed0;
    --surface-hover: #ede0c0;
    --surface-glass: rgba(247, 238, 208, 0.88);
    --border-color: #ddd0a8;
    --paper-shadow: rgba(140, 115, 60, 0.18);
    --text-primary: #2c2420;
    --text-secondary: #6b5b4f;
    --text-muted: #a0958a;
    
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --shadow: 0 2px 4px 0 var(--paper-shadow), 0 1px 2px -1px var(--paper-shadow);
    --shadow-md: 0 4px 8px -1px var(--paper-shadow), 0 2px 4px -2px var(--paper-shadow);
    --shadow-lg: 0 8px 16px -3px var(--paper-shadow), 0 4px 8px -2px var(--paper-shadow);
    --shadow-xl: 0 16px 32px -5px var(--paper-shadow), 0 8px 16px -5px var(--paper-shadow);
    
    --container-max-width: 900px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Animation variables */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: 
        radial-gradient(circle at 25% 25%, #f8ebcc 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, #ede1c0 0%, transparent 50%),
        radial-gradient(circle at 65% 15%, #f5e8ca 0%, transparent 40%),
        linear-gradient(135deg, #f2e5c5 0%, #e8d5a8 100%);
    background-attachment: fixed;
    font-size: 16px;
    scroll-behavior: smooth;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

/* Granatura carta ultra-densa e caotica */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        /* Layer 1 - Granelli micro */
        radial-gradient(circle at 73.2% 41.7%, rgba(140, 115, 60, 0.12) 0.1px, transparent 0),
        radial-gradient(circle at 19.8% 87.3%, rgba(160, 135, 80, 0.08) 0.15px, transparent 0),
        radial-gradient(circle at 64.1% 12.9%, rgba(120, 100, 50, 0.15) 0.08px, transparent 0),
        radial-gradient(circle at 31.5% 76.8%, rgba(130, 105, 55, 0.09) 0.12px, transparent 0),
        radial-gradient(circle at 89.3% 23.6%, rgba(150, 125, 70, 0.11) 0.09px, transparent 0),
        radial-gradient(circle at 45.7% 63.2%, rgba(140, 115, 60, 0.07) 0.18px, transparent 0),
        radial-gradient(circle at 72.8% 8.9%, rgba(160, 135, 80, 0.13) 0.11px, transparent 0),
        radial-gradient(circle at 13.4% 94.7%, rgba(120, 100, 50, 0.10) 0.14px, transparent 0),
        
        /* Layer 2 - Granelli piccoli */
        radial-gradient(circle at 47.9% 58.2%, rgba(140, 115, 60, 0.11) 0.3px, transparent 0),
        radial-gradient(circle at 6.4% 94.1%, rgba(160, 135, 80, 0.08) 0.25px, transparent 0),
        radial-gradient(circle at 78.7% 7.4%, rgba(120, 100, 50, 0.14) 0.35px, transparent 0),
        radial-gradient(circle at 25.1% 69.8%, rgba(150, 125, 70, 0.09) 0.28px, transparent 0),
        radial-gradient(circle at 93.6% 36.2%, rgba(130, 105, 55, 0.16) 0.32px, transparent 0),
        radial-gradient(circle at 58.3% 81.7%, rgba(140, 115, 60, 0.07) 0.27px, transparent 0),
        radial-gradient(circle at 12.9% 45.8%, rgba(160, 135, 80, 0.12) 0.31px, transparent 0),
        radial-gradient(circle at 84.6% 19.3%, rgba(120, 100, 50, 0.08) 0.29px, transparent 0),
        
        /* Layer 3 - Granelli medi */
        radial-gradient(circle at 52.8% 15.7%, rgba(140, 115, 60, 0.10) 0.5px, transparent 0),
        radial-gradient(circle at 11.2% 83.4%, rgba(160, 135, 80, 0.13) 0.45px, transparent 0),
        radial-gradient(circle at 87.4% 49.6%, rgba(120, 100, 50, 0.07) 0.52px, transparent 0),
        radial-gradient(circle at 34.7% 91.8%, rgba(150, 125, 70, 0.12) 0.48px, transparent 0),
        radial-gradient(circle at 68.9% 28.3%, rgba(130, 105, 55, 0.08) 0.46px, transparent 0),
        radial-gradient(circle at 91.5% 74.2%, rgba(140, 115, 60, 0.15) 0.51px, transparent 0),
        radial-gradient(circle at 29.8% 6.7%, rgba(160, 135, 80, 0.09) 0.49px, transparent 0),
        radial-gradient(circle at 76.3% 85.9%, rgba(120, 100, 50, 0.14) 0.47px, transparent 0),
        
        /* Layer 4 - Granelli grandi */
        radial-gradient(circle at 15.6% 62.4%, rgba(140, 115, 60, 0.08) 0.7px, transparent 0),
        radial-gradient(circle at 83.9% 31.8%, rgba(160, 135, 80, 0.12) 0.65px, transparent 0),
        radial-gradient(circle at 48.2% 97.1%, rgba(120, 100, 50, 0.07) 0.72px, transparent 0),
        radial-gradient(circle at 67.8% 14.5%, rgba(150, 125, 70, 0.10) 0.68px, transparent 0),
        radial-gradient(circle at 22.4% 78.9%, rgba(130, 105, 55, 0.14) 0.71px, transparent 0),
        radial-gradient(circle at 95.7% 53.6%, rgba(140, 115, 60, 0.09) 0.69px, transparent 0),
        radial-gradient(circle at 39.1% 26.7%, rgba(160, 135, 80, 0.13) 0.66px, transparent 0),
        radial-gradient(circle at 74.5% 92.3%, rgba(120, 100, 50, 0.07) 0.73px, transparent 0),
        
        /* Layer 5 - Ellissi organiche piccole */
        radial-gradient(ellipse 0.8px 1.3px at 42.3% 72.1%, rgba(140, 115, 60, 0.11) 1px, transparent 0),
        radial-gradient(ellipse 1.5px 0.7px at 81.6% 18.4%, rgba(160, 135, 80, 0.08) 1px, transparent 0),
        radial-gradient(ellipse 0.6px 1.1px at 16.9% 95.7%, rgba(120, 100, 50, 0.15) 1px, transparent 0),
        radial-gradient(ellipse 1.2px 0.9px at 59.2% 33.8%, rgba(150, 125, 70, 0.07) 1px, transparent 0),
        radial-gradient(ellipse 0.9px 1.4px at 97.5% 66.4%, rgba(130, 105, 55, 0.12) 1px, transparent 0),
        radial-gradient(ellipse 1.7px 0.5px at 28.7% 84.9%, rgba(140, 115, 60, 0.09) 1px, transparent 0),
        radial-gradient(ellipse 0.4px 1.6px at 86.3% 21.2%, rgba(160, 135, 80, 0.13) 1px, transparent 0),
        radial-gradient(ellipse 1.3px 0.8px at 51.9% 67.5%, rgba(120, 100, 50, 0.06) 1px, transparent 0),
        
        /* Layer 6 - Ellissi organiche medie */
        radial-gradient(ellipse 2.1px 3.4px at 23.8% 56.9%, rgba(140, 115, 60, 0.09) 1px, transparent 0),
        radial-gradient(ellipse 3.7px 1.8px at 74.6% 12.7%, rgba(160, 135, 80, 0.13) 1px, transparent 0),
        radial-gradient(ellipse 1.9px 2.8px at 48.1% 89.3%, rgba(120, 100, 50, 0.07) 1px, transparent 0),
        radial-gradient(ellipse 2.6px 1.2px at 91.4% 35.8%, rgba(150, 125, 70, 0.11) 1px, transparent 0),
        radial-gradient(ellipse 1.4px 3.2px at 17.2% 73.4%, rgba(130, 105, 55, 0.15) 1px, transparent 0),
        radial-gradient(ellipse 3.1px 2.3px at 65.8% 27.6%, rgba(140, 115, 60, 0.08) 1px, transparent 0),
        radial-gradient(ellipse 2.4px 3.8px at 8.9% 94.1%, rgba(160, 135, 80, 0.12) 1px, transparent 0),
        radial-gradient(ellipse 3.5px 1.6px at 79.7% 41.3%, rgba(120, 100, 50, 0.14) 1px, transparent 0),
        
        /* Layer 7 - Ellissi organiche grandi */
        radial-gradient(ellipse 4.2px 6.1px at 36.4% 68.7%, rgba(140, 115, 60, 0.07) 1px, transparent 0),
        radial-gradient(ellipse 5.8px 3.9px at 87.2% 25.3%, rgba(160, 135, 80, 0.12) 1px, transparent 0),
        radial-gradient(ellipse 3.3px 4.7px at 14.6% 91.8%, rgba(120, 100, 50, 0.05) 1px, transparent 0),
        radial-gradient(ellipse 4.9px 2.6px at 72.3% 47.9%, rgba(150, 125, 70, 0.09) 1px, transparent 0),
        radial-gradient(ellipse 2.8px 5.4px at 93.7% 16.2%, rgba(130, 105, 55, 0.16) 1px, transparent 0),
        radial-gradient(ellipse 5.2px 3.7px at 41.8% 82.4%, rgba(140, 115, 60, 0.08) 1px, transparent 0),
        radial-gradient(ellipse 3.6px 4.8px at 76.9% 9.5%, rgba(160, 135, 80, 0.11) 1px, transparent 0),
        radial-gradient(ellipse 4.5px 2.9px at 19.7% 54.6%, rgba(120, 100, 50, 0.20) 1px, transparent 0);
    
    background-size: 
        /* Layer 1 - Granelli micro - dimensioni ultra-irregolari */
        7.2px 18.9px, 21.3px 6.8px, 13.7px 9.4px, 6.9px 14.8px, 17.4px 11.2px, 10.8px 19.6px, 14.9px 7.3px, 8.7px 16.4px,
        
        /* Layer 2 - Granelli piccoli - asimmetrici */
        31.4px 18.7px, 17.9px 29.3px, 26.8px 21.6px, 19.2px 32.7px, 28.3px 16.4px, 22.7px 27.9px, 33.6px 19.8px, 18.4px 31.2px,
        
        /* Layer 3 - Granelli medi - caotici */
        47.3px 29.8px, 32.7px 51.4px, 41.9px 36.2px, 29.4px 48.7px, 38.6px 42.3px, 44.8px 31.7px, 36.2px 49.8px, 51.7px 35.9px,
        
        /* Layer 4 - Granelli grandi - completamente dispersi */
        73.8px 51.2px, 49.7px 81.6px, 67.4px 58.9px, 54.3px 74.7px, 61.8px 69.2px, 78.9px 47.6px, 52.7px 85.3px, 69.4px 56.8px,
        
        /* Layer 5 - Ellissi piccole - forme irregolari */
        23.7px 41.8px, 38.9px 24.6px, 27.4px 36.2px, 42.1px 28.7px, 31.8px 39.4px, 26.3px 44.7px, 35.6px 25.9px, 29.7px 37.8px,
        
        /* Layer 6 - Ellissi medie - dimensioni caotiche */
        57.4px 43.9px, 41.2px 68.7px, 63.8px 49.2px, 46.7px 71.3px, 54.9px 61.4px, 68.2px 44.7px, 47.3px 59.8px, 61.7px 52.4px,
        
        /* Layer 7 - Ellissi grandi - ultra-irregolari */
        89.7px 67.3px, 73.4px 104.8px, 95.2px 71.9px, 68.7px 97.4px, 82.6px 89.7px, 101.3px 64.8px, 76.9px 92.5px, 87.4px 78.6px;
    
    /* Posizioni ultra-caotiche per distruggere pattern verticali */
    background-position:
        /* Layer 1 - Granelli micro */
        3.7% 61.2%, 97.1% 23.8%, 51.9% 84.6%, 78.3% 7.4%, 22.6% 95.3%, 86.4% 38.7%, 49.8% 72.1%, 11.5% 56.9%,
        
        /* Layer 2 - Granelli piccoli */  
        65.7% 12.3%, 31.2% 89.7%, 92.4% 47.8%, 18.6% 74.3%, 76.8% 31.9%, 44.3% 88.2%, 7.9% 52.6%, 83.7% 16.4%,
        
        /* Layer 3 - Granelli medi */
        29.8% 67.4%, 71.3% 91.8%, 96.7% 34.2%, 42.1% 78.9%, 14.9% 53.7%, 88.2% 19.6%, 56.8% 85.3%, 25.4% 41.7%,
        
        /* Layer 4 - Granelli grandi */
        73.6% 26.8%, 39.4% 93.2%, 6.8% 58.7%, 84.7% 81.4%, 52.3% 14.9%, 19.7% 76.3%, 91.5% 43.8%, 67.9% 6.2%,
        
        /* Layer 5 - Ellissi organiche piccole */
        41.8% 79.6%, 87.3% 35.1%, 16.2% 92.7%, 74.9% 48.3%, 33.7% 11.8%, 95.4% 64.7%, 58.6% 87.4%, 23.1% 29.5%,
        
        /* Layer 6 - Ellissi organiche medie */
        69.2% 54.8%, 12.7% 83.6%, 81.9% 17.3%, 46.3% 91.7%, 89.7% 39.2%, 35.4% 72.8%, 7.1% 46.9%, 93.6% 75.4%,
        
        /* Layer 7 - Ellissi organiche grandi */
        27.9% 18.7%, 64.8% 86.3%, 98.3% 51.9%, 43.6% 24.7%, 15.2% 79.4%, 77.4% 92.8%, 52.7% 8.3%, 9.8% 63.7%;
    
    pointer-events: none;
    z-index: -1;
}

/* Sottile vignette per effetto carta vintage */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at center, transparent 0%, transparent 60%, rgba(140, 115, 60, 0.08) 100%),
        /* Macchie vintage */
        radial-gradient(circle at 20% 80%, rgba(160, 135, 80, 0.04) 15%, transparent 25%),
        radial-gradient(circle at 80% 20%, rgba(140, 115, 60, 0.03) 12%, transparent 22%),
        radial-gradient(circle at 40% 40%, rgba(150, 125, 70, 0.02) 18%, transparent 28%);
    pointer-events: none;
    z-index: -1;
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Header Minimal Power User Design */
.header-minimal-pro {
    background: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-xs) 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-fast);
}

.header-minimal-pro .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    min-height: 50px;
}

/* Compact Logo */
.logo-compact {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-shrink: 0;
}

.logo-symbol {
    font-size: 1.4rem;
    animation: rotate 8s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.app-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.02em;
}

/* Quick Actions Bar */
.quick-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex: 1;
    justify-content: center;
}

.format-shortcuts {
    display: flex;
    gap: var(--spacing-xs);
    background: var(--surface-hover);
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.format-btn {
    background: transparent;
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    position: relative;
}

.format-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(53, 90, 133, 0.2);
}

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

.utility-menu {
    display: flex;
    gap: var(--spacing-xs);
}

.utility-btn {
    background: var(--surface-hover);
    border: 1px solid var(--border-color);
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.utility-btn:not(:disabled):hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(53, 90, 133, 0.2);
}

.utility-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    color: var(--text-muted);
}

/* Tooltip */
.utility-btn::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 120%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-primary);
    color: var(--surface-color);
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    pointer-events: none;
    z-index: 10;
}

.utility-btn::after {
    content: '';
    position: absolute;
    bottom: 110%;
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: var(--text-primary);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.utility-btn:hover::before,
.utility-btn:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Header Controls */
/* Language Flags - Always Visible */
.language-flags {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-shrink: 0;
    background: var(--surface-hover);
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.flag-btn {
    font-size: 1.4rem;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    filter: grayscale(0.5) opacity(0.6);
    transform: scale(0.9);
}

.flag-btn:hover {
    filter: grayscale(0.2) opacity(0.8);
    transform: scale(1);
}

.flag-btn.active {
    filter: grayscale(0) opacity(1);
    transform: scale(1.1);
    background: var(--primary-color);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px rgba(53, 90, 133, 0.3);
    position: relative;
}

.flag-btn.active::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--border-radius);
    z-index: -1;
    opacity: 0.3;
}

.flag-btn.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 1px;
}

/* Subtle hover effect */
.flag-btn:not(.active):hover {
    background: var(--surface-color);
    box-shadow: 0 1px 4px rgba(44, 36, 32, 0.1);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .header-minimal-pro .container {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .quick-actions {
        order: 3;
        width: 100%;
        justify-content: space-between;
        flex: none;
    }
    
    .format-shortcuts {
        flex: 1;
        justify-content: center;
    }
    
    .format-btn {
        font-size: 0.75rem;
        padding: var(--spacing-xs);
    }
    
    .utility-menu {
        gap: var(--spacing-xs);
    }
    
    .language-flags {
        gap: 2px;
        padding: 2px;
    }
    
    .flag-btn {
        font-size: 1.2rem;
        padding: 2px;
    }
    
    .utility-btn {
        width: 28px;
        height: 36px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .format-shortcuts {
        flex-direction: column;
        gap: 2px;
    }
    
    .format-btn {
        font-size: 0.7rem;
        padding: 2px var(--spacing-xs);
    }
    
    .app-name {
        font-size: 1rem;
    }
    
    .utility-btn {
        width: 32px;
        height: 32px;
        font-size: 0.8rem;
    }
}

/* Power User Enhancements */
.format-btn.active {
    background: var(--success-color);
    color: white;
}

.header-minimal-pro.compact {
    padding: calc(var(--spacing-xs) / 2) 0;
}

.header-minimal-pro.compact .container {
    min-height: 40px;
}

.header-minimal-pro.compact .logo-symbol {
    font-size: 1.2rem;
}

.header-minimal-pro.compact .app-name {
    font-size: 1rem;
}

/* Keyboard Shortcuts Indicator */
.format-btn[data-shortcut]::after {
    content: attr(data-shortcut);
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--text-muted);
    color: var(--surface-color);
    font-size: 0.6rem;
    padding: 1px 3px;
    border-radius: 2px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.format-btn:hover[data-shortcut]::after {
    opacity: 1;
}

/* Hero Section - Minimal */
.hero {
    background: var(--surface-color);
    color: var(--text-primary);
    padding: var(--spacing-xl) 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
}

/* Floating Icons Background */
.floating-icons {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.floating-icon {
    position: absolute;
    font-size: 2rem;
    opacity: 0.1;
    animation: float 8s infinite ease-in-out;
}

.floating-icon:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.floating-icon:nth-child(2) { top: 60%; left: 85%; animation-delay: 1s; }
.floating-icon:nth-child(3) { top: 30%; left: 75%; animation-delay: 2s; }
.floating-icon:nth-child(4) { top: 70%; left: 20%; animation-delay: 3s; }
.floating-icon:nth-child(5) { top: 40%; left: 90%; animation-delay: 4s; }
.floating-icon:nth-child(6) { top: 80%; left: 60%; animation-delay: 0.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.1; }
    25% { transform: translateY(-20px) rotate(5deg); opacity: 0.15; }
    50% { transform: translateY(-10px) rotate(-5deg); opacity: 0.2; }
    75% { transform: translateY(-25px) rotate(3deg); opacity: 0.12; }
}

/* Typewriter Effect */
.hero-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
    min-height: 6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 1.2;
}

.typewriter-text {
    border-right: 2px solid transparent;
}

.typewriter-cursor {
    color: var(--primary-color);
    animation: blink 1s infinite;
    margin-left: 2px;
}

.typewriter-text.eco-message {
    color: #2d5016;
    font-weight: 600;
}

.typewriter-cursor.eco-cursor {
    color: #2d5016;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Enhanced CTA Section */
.hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    max-width: 700px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.cta-button {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.cta-button:hover::before {
    opacity: 1;
}

.supported-formats {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.formats-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.format-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    justify-content: center;
}

.format-badge {
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    color: var(--text-primary);
    font-weight: 500;
    box-shadow: var(--shadow);
}

.stats-counter {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-xs);
    font-weight: 600;
}

.counter-number {
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: 700;
}

.counter-text {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Main Converter App */
.converter-app {
    padding: var(--spacing-xl) 0;
}

.converter-app section {
    margin-bottom: var(--spacing-xl);
}

.converter-app h3 {
    text-align: center;
    font-size: 1.4rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    font-weight: 500;
}

/* Simplified Upload Section - Direct Drop */
.upload-section-direct {
    max-width: 600px;
    margin: 0 auto;
}

.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
    background: var(--surface-color);
    backdrop-filter: blur(10px);
    cursor: pointer;
    min-height: 220px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.upload-area::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, var(--surface-hover) 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--primary-color);
    background: var(--surface-glass);
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-style: solid;
}

.upload-area:hover::before,
.upload-area.dragover::before {
    opacity: 0.3;
}

.upload-area:active {
    transform: translateY(-2px) scale(1.01);
    transition: all var(--transition-fast);
}

.upload-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
    transition: all var(--transition-normal);
    position: relative;
    z-index: 1;
}

.upload-area:hover .upload-icon {
    transform: translateY(-4px) scale(1.1);
    filter: drop-shadow(0 8px 16px rgba(139, 90, 43, 0.3));
}

.upload-area:hover .upload-icon {
    animation: float 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(-4px) scale(1.1); }
    50% { transform: translateY(-8px) scale(1.1); }
}

.upload-area h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.upload-area p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.upload-button {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.upload-button::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.upload-button:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary-color) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.upload-button:hover::before {
    opacity: 1;
}

.upload-button:active {
    transform: translateY(0);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow);
}

/* Detected File Info */
.file-detected {
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
    display: none;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    transition: all var(--transition-normal);
    pointer-events: none;
    box-shadow: var(--shadow);
}

.file-detected.visible {
    display: block;
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.file-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.format-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.format-option {
    background: var(--surface-hover);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm);
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
}

.format-option:hover,
.format-option.selected {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
}

/* Progress Section */
.progress-section {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    display: none;
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    transition: all var(--transition-slow);
    pointer-events: none;
}

.progress-section.visible {
    display: block;
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    margin: var(--spacing-md) 0;
    position: relative;
}

.progress-bar::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(139, 90, 43, 0.1) 50%, transparent 100%);
    animation: shimmer 2s infinite;
}

.progress-fill {
width: 0%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 50%, var(--primary-color) 100%);
    transition: width var(--transition-slow);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.4) 50%, transparent 100%);
    animation: progress-shine 1.5s infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

@keyframes progress-shine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(200%); }
}

/* Results Section */
.results-section {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--success-color) 0%, #3d6b22 100%);
    color: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    display: none;
    opacity: 0;
    transform: translateY(40px) scale(0.8);
    transition: all var(--transition-slow) var(--bounce);
    pointer-events: none;
}

.results-section.visible {
    display: block;
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.download-area {
    margin-top: var(--spacing-md);
}

.download-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-sm);
}

.download-all-button,
.new-conversion-button {
    background: white;
    color: var(--success-color);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    margin: 0 var(--spacing-xs);
    transition: all 0.2s;
}

.download-all-button:hover,
.new-conversion-button:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

/* Features Section - Enhanced */
.features {
    background: linear-gradient(135deg, var(--surface-color) 0%, #f5ebcd 100%);
    padding: 0 0 var(--spacing-xl) 0;
    margin-top: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

/* Background Pattern */
.features-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.gradient-wave {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        45deg,
        rgba(53, 90, 133, 0.05) 0%,
        rgba(77, 124, 181, 0.03) 50%,
        rgba(107, 176, 229, 0.02) 100%
    );
    animation: waveMove 12s ease-in-out infinite;
}

@keyframes waveMove {
    0%, 100% { transform: translateX(0) scale(1); }
    50% { transform: translateX(10px) scale(1.02); }
}

.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-light);
    border-radius: 50%;
    opacity: 0.3;
    animation: floatParticle 15s infinite ease-in-out;
}

.particle-1 { top: 20%; left: 10%; animation-delay: 0s; }
.particle-2 { top: 60%; left: 80%; animation-delay: 3s; }
.particle-3 { top: 30%; left: 70%; animation-delay: 6s; }
.particle-4 { top: 80%; left: 20%; animation-delay: 9s; }
.particle-5 { top: 40%; left: 90%; animation-delay: 12s; }
.particle-6 { top: 70%; left: 50%; animation-delay: 1.5s; }

@keyframes floatParticle {
    0%, 100% { transform: translateY(0px) translateX(0px) scale(1); opacity: 0.3; }
    25% { transform: translateY(-20px) translateX(10px) scale(1.2); opacity: 0.6; }
    50% { transform: translateY(-10px) translateX(-5px) scale(0.8); opacity: 0.4; }
    75% { transform: translateY(-25px) translateX(15px) scale(1.1); opacity: 0.5; }
}

/* Wave Divider */
.wave-divider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    overflow: hidden;
    z-index: 2;
}

.wave-divider svg {
    width: 100%;
    height: 100%;
    fill: var(--surface-color);
    animation: waveFlow 8s ease-in-out infinite;
}

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

/* Features Header */
.features-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-top: 80px;
    position: relative;
    z-index: 3;
}

.features-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.features-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 3;
}

/* 3D Tilt Cards */
.feature-card {
    background: var(--surface-glass);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    transform-style: preserve-3d;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    cursor: pointer;
    opacity: 0;
    transform: translateY(50px);
}

.card-inner {
    position: relative;
    z-index: 2;
    transform: translateZ(20px);
}

.card-glow {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(53, 90, 133, 0.1) 0%, 
        rgba(107, 176, 229, 0.05) 100%);
    border-radius: var(--border-radius-lg);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-10px) rotateX(5deg) rotateY(5deg);
    box-shadow: 
        var(--shadow-xl),
        0 0 40px rgba(53, 90, 133, 0.2);
}

.feature-card:hover .card-glow {
    opacity: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.2) rotateZ(10deg);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    display: inline-block;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
}

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

.feature-card p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.feature-stat {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Animation states */
.features-visible .features-title {
    opacity: 1;
    transform: translateY(0);
}

.features-visible .features-subtitle {
    opacity: 1;
    transform: translateY(0);
}

.features-visible .feature-card {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delays for cards */
.feature-card[data-delay="0"] { transition-delay: 0.3s; }
.feature-card[data-delay="200"] { transition-delay: 0.5s; }
.feature-card[data-delay="400"] { transition-delay: 0.7s; }
.feature-card[data-delay="600"] { transition-delay: 0.9s; }

/* Footer */
.footer {
    background: var(--surface-color);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}

.footer .container {
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-link:hover {
    color: var(--primary-color);
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Error Notifications */
.error-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--error-color);
    color: white;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    max-width: 350px;
}

.error-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.error-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    margin-left: auto;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .header .container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .format-options {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.upload-section-direct,
.progress-section,
.results-section {
    animation: fadeIn 0.3s ease-out;
}

/* Enhanced File Detection Styles */
}

.detected-file-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--surface-color);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.file-icon {
    font-size: 2.5rem;
    opacity: 0.8;
}

.file-details {
    flex: 1;
}

.file-name {
    display: block;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.file-type {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 500;
}

.conversion-options h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Compact Format List */
.format-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    max-height: 200px;
    overflow-y: auto;
    padding: var(--spacing-xs);
    background: var(--surface-color);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.format-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    background: var(--surface-color);
    font-size: 0.85rem;
    min-height: 40px;
}

.format-item:hover {
    background: var(--surface-hover);
    border-color: var(--primary-light);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.format-item.selected {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    font-weight: 600;
}

.format-item-icon {
    font-size: 1.2rem;
    opacity: 0.8;
}

.format-item.selected .format-item-icon {
    opacity: 1;
}

.format-item-name {
    font-weight: 500;
    text-transform: uppercase;
}

.format-item.selected .format-item-name {
    font-weight: 600;
}

/* Conversion Actions */
.conversion-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    align-items: center;
}

.convert-button, .cancel-button {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid;
    font-size: 0.95rem;
    min-width: 140px;
    justify-content: center;
}

.convert-button {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.convert-button:hover:not(.disabled) {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.convert-button.disabled {
    background: var(--text-muted);
    border-color: var(--text-muted);
    color: white;
    cursor: not-allowed;
    opacity: 0.6;
}

.cancel-button {
    background: transparent;
    border-color: var(--text-secondary);
    color: var(--text-secondary);
}

.cancel-button:hover {
    background: var(--text-secondary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.button-icon {
    font-size: 1rem;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .format-list {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
        gap: var(--spacing-xs);
    }
    
    .conversion-actions {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .convert-button, .cancel-button {
        width: 100%;
    }
}

/* Utility Classes */
.hidden { display: none !important; }
.visible { display: block !important; }
.text-center { text-align: center; }
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success-color); }
.text-error { color: var(--error-color); }

/* Eco Impact Badge Styles */
.eco-impact-badge {
    background: linear-gradient(135deg, #4ade80, #22c55e);
    color: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    box-shadow: var(--shadow-md);
    text-align: center;
    animation: slideInUp 0.5s ease-out;
}

.eco-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.eco-title {
    font-weight: 600;
    font-size: 0.9rem;
}

.eco-stats {
    display: flex;
    justify-content: space-around;
    margin: var(--spacing-sm) 0;
}

.eco-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.eco-value {
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1;
}

.eco-label {
    font-size: 0.75rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.eco-message {
    
    opacity: 0.95;
    margin-top: var(--spacing-xs);
    font-weight: 500;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile responsive */
@media (max-width: 768px) {
    .eco-impact-badge {
        padding: var(--spacing-xs);
    }
    
    .eco-stats {
        gap: var(--spacing-sm);
    }
    
    .eco-value {
        font-size: 1rem;
    }
    
    .eco-label {
        font-size: 0.7rem;
    }
}

/* Eco Impact Container in Results */
.eco-impact-container {
    margin: var(--spacing-md) 0;
    display: none; /* Hidden by default, shown by JavaScript */
}

.results-section .eco-impact-badge {
    margin: 0;
    max-width: 400px;
    margin: 0 auto;
}

/* Eco Info Icon and Modal */
.eco-info-icon {
    position: absolute;
    top: 5px;
    right: 5px;
    cursor: pointer;
    font-size: 16px;
    opacity: 0.7;
    transition: opacity 0.2s ease;
    z-index: 5;
}

.eco-info-icon:hover {
    opacity: 1;
}

.eco-info-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(3px);
}

.eco-info-content {
    background-color: white;
    margin: 10% auto;
    padding: 0;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.eco-info-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #eee;
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    border-radius: 12px 12px 0 0;
}

.eco-info-header h4 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.eco-info-close {
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.2s ease;
}

.eco-info-close:hover {
    color: white;
}

.eco-info-body {
    padding: 20px;
}

.calc-item {
    margin-bottom: 15px;
    padding: 12px;
    background-color: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #4CAF50;
}

.calc-item strong {
    color: #2e7d32;
    font-size: 14px;
}

.calc-item br + text,
.calc-item strong + br + text {
    font-size: 13px;
    color: #666;
    line-height: 1.4;
}

.calc-note {
    margin-top: 20px;
    padding: 12px;
    background-color: #e3f2fd;
    border-radius: 8px;
    border-left: 4px solid #2196F3;
    font-size: 13px;
    color: #1565c0;
}

/* Make eco-impact-container relative for positioning */
.eco-impact-container {
    position: relative;
}

/* No formats supported message */
.no-formats-message {
    padding: 20px;
    text-align: center;
    background-color: #fff3cd;
    border: 1px solid #ffeeba;
    border-radius: 8px;
    color: #856404;
    font-size: 14px;
    font-weight: 500;
    margin: 10px 0;
}

.no-formats-message::before {
    content: ⚠️;
    font-size: 18px;
    margin-right: 8px;
}

/* =============================================================================
   GOOGLE ADSENSE STYLING
   ============================================================================= */

.ad-container {
    margin: 20px auto;
    text-align: center;
    padding: 10px;
    max-width: 100%;
}

/* Header Ad */
.ad-header {
    margin: 15px auto 25px auto;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    padding: 15px;
}

/* Mid-content Ad */
.ad-mid-content {
    margin: 30px auto;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    padding: 15px;
}

/* Footer Ad */
.ad-footer {
    margin: 40px auto 20px auto;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    padding: 15px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .ad-container {
        margin: 15px auto;
        padding: 8px;
    }
    
    .ad-header,
    .ad-mid-content,
    .ad-footer {
        padding: 10px;
        margin: 20px auto;
    }
}

/* AdSense responsive units */
.adsbygoogle {
    background: transparent !important;
}

/* =============================================================================
   NEW LOGO STYLING
   ============================================================================= */

.logo-image {
    display: inline-block;
    vertical-align: middle;
    margin-right: 8px;
    transition: transform 0.3s ease;
}

.logo-image:hover {
    transform: scale(1.05);
}

.logo-compact {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Ensure logo works on all screen sizes */
@media (max-width: 768px) {
    .logo-image {
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 480px) {
    .logo-image {
        width: 32px;
        height: 32px;
    }
}

/* =============================================================================
   MOBILE AD IMPROVEMENTS
   ============================================================================= */

.ad-header-mobile {
    margin: 15px auto;
    background: rgba(255, 255, 255, 0.01);
    border-radius: 6px;
    padding: 8px;
    max-width: 100%;
}

/* Mobile-specific styling for relocated header ad */
@media (max-width: 768px) {
    .ad-header-mobile {
        margin: 10px auto;
        padding: 6px;
        background: transparent;
        border-radius: 4px;
    }
    
    .ad-header-mobile .adsbygoogle {
        max-height: 100px;
        min-height: 60px;
    }
}

@media (max-width: 480px) {
    .ad-header-mobile {
        margin: 8px auto;
        padding: 4px;
    }
    
    .ad-header-mobile .adsbygoogle {
        max-height: 80px;
        min-height: 50px;
        font-size: 12px;
    }
}

/* =============================================================================
   MOBILE HERO CONTENT PADDING
   ============================================================================= */

@media (max-width: 768px) {
    .hero-content {
        padding: 20px;
    }
}