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

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
    --warning-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    
    /* Dark theme (default) */
    --bg-primary: #0a0e27;
    --bg-secondary: #151934;
    --text-primary: #ffffff;
    --text-secondary: #a0a9c9;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 5px 20px rgba(0, 0, 0, 0.15);
}

/* Light theme */
[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(0, 0, 0, 0.1);
    
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 5px 20px rgba(0, 0, 0, 0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    min-height: 100vh;
    color: var(--text-primary);
    overflow-x: hidden;
    position: relative;
    transition: background 0.3s ease;
}

.wave-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -2;
    opacity: 0.3;
}

.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, rgba(240, 147, 251, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
    backdrop-filter: blur(2px);
}

[data-theme="light"] .background-gradient {
    background: radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, rgba(240, 147, 251, 0.03) 0%, transparent 50%);
}

header {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 20px 20px;
    position: relative;
    z-index: 10;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    font-size: 2.5rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

header h1 {
    font-size: 2rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.theme-toggle {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1.2rem;
}

.theme-toggle:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.tagline {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 300;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -25px;
}

.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.main-container {
    display: flex;
    max-width: 1400px;
    margin: 40px auto;
    gap: 30px;
    padding: 0 20px;
    position: relative;
    z-index: 5;
}

.left-panel {
    flex: 0.67;
    padding: 25px;
    max-height: 85vh;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--glass-border) transparent;
}

.left-panel::-webkit-scrollbar {
    width: 8px;
}

.left-panel::-webkit-scrollbar-track {
    background: transparent;
}

.left-panel::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 10px;
}

.right-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.panel-header {
    margin-bottom: 20px;
}

.panel-header h2 {
    font-size: 1.6rem;
    margin-bottom: 5px;
}

.panel-header h3 {
    font-size: 1.3rem;
    margin-bottom: 5px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 400;
}

.search-filter-section {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.search-container {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.search-input {
    width: 100%;
    padding: 10px 40px 10px 12px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s;
}

.search-input:focus {
    outline: none;
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.2);
}

.search-input::placeholder {
    color: var(--text-secondary);
}

.search-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
}

.filter-dropdown {
    position: relative;
}

.dropdown-btn {
    padding: 10px 12px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s;
    min-width: 120px;
}

.dropdown-btn:hover {
    border-color: rgba(102, 126, 234, 0.3);
}

.dropdown-arrow {
    transition: transform 0.3s;
    font-size: 10px;
}

.dropdown-btn.open .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-top: 5px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.dropdown-content.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    padding: 10px 12px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary);
    font-size: 13px;
}

.dropdown-item:hover {
    background: rgba(102, 126, 234, 0.1);
    color: var(--text-primary);
}

.dropdown-item.active {
    background: rgba(102, 126, 234, 0.2);
    color: var(--text-primary);
}

.add-ingredient-btn {
    padding: 10px 16px;
    background: var(--primary-gradient);
    border: none;
    border-radius: 25px;
    color: white;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s;
    font-family: 'Inter', sans-serif;
    white-space: nowrap;
}

.add-ingredient-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(102, 126, 234, 0.3);
}

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.ingredient-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 6px 4px;
    cursor: move;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.delete-ingredient-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    background: linear-gradient(135deg, #ff6b6b, #ff4444);
    color: white;
    border: none;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    cursor: pointer;
    font-size: 12px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    opacity: 0;
    transform: scale(0.8);
    z-index: 10;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.ingredient-item:hover .delete-ingredient-btn {
    opacity: 1;
    transform: scale(1);
}

.delete-ingredient-btn:hover {
    background: linear-gradient(135deg, #ff4444, #cc0000);
    transform: scale(1.1);
}

.ingredient-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

.ingredient-item:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-color: rgba(102, 126, 234, 0.3);
}

.ingredient-item:hover::before {
    opacity: 0.05;
}

.ingredient-item.dragging {
    opacity: 0.4;
    transform: scale(0.95);
}

.ingredient-image {
    width: 100px;
    height: 100px;
    margin: 0 auto 4px;
    border-radius: 12px;
    background: var(--glass-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 50px;
    overflow: hidden;
    position: relative;
}

.ingredient-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
}

.emoji-fallback {
    font-size: 50px;
}

.ingredient-name {
    font-weight: 600;
    margin-bottom: 0;
    font-size: 11px;
    color: var(--text-primary);
    line-height: 1.2;
}

.ingredient-controls {
    display: none;
    margin-top: 8px;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.counter-btn {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    font-size: 14px;
}

.counter-btn:hover {
    background: var(--primary-gradient);
    border: none;
    transform: scale(1.1);
}

.counter-value {
    min-width: 25px;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 11px;
}

/* Plate Section */
.plate-analytics-section {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.plate-section {
    flex: 1;
    padding: 20px;
}

.plate-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.plate-wrapper {
    position: relative;
    padding: 15px;
}

.circular-plate {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.1), transparent),
                var(--glass-bg);
    border: 2px solid var(--glass-border);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.plate-inner {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.plate-shadow {
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 15px;
    background: radial-gradient(ellipse, rgba(0, 0, 0, 0.2), transparent);
    filter: blur(8px);
}

.circular-plate.drag-over {
    border-color: rgba(102, 126, 234, 0.5);
    background: radial-gradient(circle at 30% 30%, rgba(102, 126, 234, 0.2), transparent),
                var(--glass-bg);
    box-shadow: 0 0 30px rgba(102, 126, 234, 0.3);
}

.plate-hint {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 300;
}

.plate-item {
    position: absolute;
    padding: 6px;
    border-radius: 8px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    animation: plateItemEntry 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    cursor: pointer;
    transition: all 0.2s;
}

.plate-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

@keyframes plateItemEntry {
    from { 
        opacity: 0; 
        transform: scale(0) rotate(-180deg);
    }
    to { 
        opacity: 1; 
        transform: scale(1) rotate(0);
    }
}

.plate-item-image {
    width: 30px;
    height: 30px;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    overflow: hidden;
    background: var(--glass-bg);
}

.plate-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 6px;
}

.plate-item-name {
    font-size: 9px;
    color: var(--text-primary);
    font-weight: 500;
}

.plate-item-grams {
    font-size: 8px;
    color: var(--text-secondary);
    font-weight: 600;
    background: rgba(102, 126, 234, 0.2);
    padding: 1px 4px;
    border-radius: 6px;
    margin-top: 1px;
}

.remove-btn {
    position: absolute;
    top: -4px;
    right: -4px;
    background: linear-gradient(135deg, #ff6b6b, #ff4444);
    color: white;
    border: none;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    cursor: pointer;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.remove-btn:hover {
    transform: scale(1.2);
}

.plate-info-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
    padding: 20px;
}

.total-weight-display {
    text-align: center;
    padding: 15px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    min-width: 120px;
}

.total-label {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.total-value {
    font-size: 20px;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.clear-plate-btn {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #ff6b6b, #ff4444);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Inter', sans-serif;
}

.clear-plate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 68, 68, 0.3);
}

/* Charts and Analytics */
.charts-analytics-section {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.concurrent-chart-container {
    flex: 1;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.concurrent-chart-container::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.05), transparent);
    animation: rotate 20s linear infinite;
}

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

.concurrent-chart-container h3 {
    text-align: center;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.concurrent-chart-wrapper {
    position: relative;
    z-index: 1;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.concurrent-chart-wrapper canvas {
    max-height: 200px;
}

.progress-bars-container {
    flex: 1;
    padding: 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.nutrition-progress {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.progress-item {
    margin-bottom: 0;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.nutrient-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 12px;
}

.progress-value {
    font-size: 10px;
    color: var(--text-secondary);
    font-weight: 500;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    border-radius: 10px;
    transition: all 0.3s ease;
    position: relative;
}

.carbs-progress {
    background: linear-gradient(90deg, #ff9999, #ff6b6b);
}

.protein-progress {
    background: linear-gradient(90deg, #66b3ff, #4169e1);
}

.fats-progress {
    background: linear-gradient(90deg, #99ff99, #32cd32);
}

.fiber-progress {
    background: linear-gradient(90deg, #ffcc99, #ffa500);
}

.progress-recommendation {
    font-size: 9px;
    margin-top: 3px;
    padding: 2px 0;
    color: var(--text-secondary);
}

.progress-recommendation.good {
    color: #4ade80;
}

.progress-recommendation.warning {
    color: #fbbf24;
}

.progress-recommendation.danger {
    color: #f87171;
}

.recommendations-section {
    padding: 20px;
}

.recommendations-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.empty-state {
    color: var(--text-secondary);
    text-align: center;
    padding: 15px;
    font-style: italic;
}

.nutrition-summary {
    padding: 12px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-radius: 10px;
    margin-bottom: 10px;
    border: 1px solid var(--glass-border);
    font-weight: 500;
    font-size: 13px;
}

.recommendation {
    padding: 12px;
    border-radius: 10px;
    font-size: 12px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.recommendation::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
}

.recommendation.warning {
    background: linear-gradient(135deg, rgba(250, 112, 154, 0.1), rgba(254, 225, 64, 0.1));
    border: 1px solid rgba(250, 112, 154, 0.2);
    color: var(--text-primary);
}

.recommendation.warning::before {
    background: var(--warning-gradient);
}

.recommendation.caution {
    background: linear-gradient(135deg, rgba(240, 147, 251, 0.1), rgba(245, 87, 108, 0.1));
    border: 1px solid rgba(240, 147, 251, 0.2);
    color: var(--text-primary);
}

.recommendation.caution::before {
    background: var(--secondary-gradient);
}

.recommendation.success {
    background: linear-gradient(135deg, rgba(0, 242, 254, 0.1), rgba(79, 172, 254, 0.1));
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--text-primary);
}

.recommendation.success::before {
    background: var(--success-gradient);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    margin: 2% auto;
    padding: 0;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease-out;
    overflow-y: auto;
    position: relative;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px 20px;
    border-bottom: 1px solid var(--glass-border);
}

.modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 600;
}

.close {
    color: var(--text-secondary);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

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

.modal-content form {
    padding: 25px 30px 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 14px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.2);
}

.image-preview {
    margin-top: 10px;
    text-align: center;
}

.image-preview img {
    max-width: 100px;
    max-height: 100px;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
}

.nutrition-inputs h4 {
    color: var(--text-primary);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.nutrition-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
}

.modal-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
}

.btn-primary {
    padding: 12px 24px;
    background: var(--primary-gradient);
    border: none;
    border-radius: 25px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Inter', sans-serif;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    padding: 12px 24px;
    background: transparent;
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Inter', sans-serif;
}

.btn-secondary:hover {
    border-color: rgba(102, 126, 234, 0.3);
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .main-container {
        flex-direction: column;
        margin: 20px auto;
    }
    
    .plate-analytics-section {
        flex-direction: column;
    }
    
    .charts-analytics-section {
        flex-direction: column;
    }
    
    .ingredients-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .ingredient-controls {
        display: flex;
    }
    
    .circular-plate {
        width: 180px;
        height: 180px;
    }
    
    header h1 {
        font-size: 1.8rem;
    }
    
    .search-filter-section {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-container {
        min-width: auto;
    }
    
    .ingredient-item {
        touch-action: none;
    }
    
    /* Show delete button on mobile without hover */
    .delete-ingredient-btn {
        opacity: 1;
        transform: scale(1);
    }
    
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .nutrition-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .tagline {
        position: relative;
        bottom: auto;
        left: auto;
        transform: none;
        margin-top: 5px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 10px;
    }
}