/* ============================================
   WHAT'S FOR DINNER - FOOD THEME
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Fredoka:wght@400;500;600;700&family=Nunito:wght@400;500;600;700&display=swap');

:root {
    /* Primary Colors */
    --color-tomato: #E63946;
    --color-tomato-dark: #c1121f;
    --color-saffron: #F4A261;
    --color-saffron-light: #f6b580;
    --color-herb: #2A9D8F;
    --color-herb-dark: #238b7e;
    --color-cream: #FFF8F0;
    --color-brown: #5D4037;
    
    /* Secondary Colors */
    --color-butter: #FFEB99;
    --color-olive: #606C38;
    --color-eggplant: #4A3728;
    --color-flour: #FEFEFE;
    --color-pepper: #6B7280;
    
    /* Semantic Colors */
    --color-success: var(--color-herb);
    --color-warning: var(--color-butter);
    --color-error: var(--color-tomato);
    --color-primary: var(--color-tomato);
    --color-secondary: var(--color-saffron);
    
    /* Typography */
    --font-heading: 'Fredoka', 'Poppins', sans-serif;
    --font-body: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Font Sizes */
    --font-xs: 0.75rem;
    --font-sm: 0.875rem;
    --font-base: 1rem;
    --font-lg: 1.125rem;
    --font-xl: 1.5rem;
    --font-2xl: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(93, 64, 55, 0.06);
    --shadow-md: 0 4px 12px rgba(93, 64, 55, 0.1);
    --shadow-lg: 0 8px 24px rgba(93, 64, 55, 0.12);
    --shadow-primary: 0 4px 12px rgba(230, 57, 70, 0.3);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-fast: 150ms var(--ease-out);
    --transition-normal: 250ms var(--ease-out);
    --transition-slow: 400ms var(--ease-out);
}

/* ============================================
   BASE STYLES
   ============================================ */

html {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    background-color: var(--color-cream);
    color: var(--color-brown);
}

body {
    margin: 0;
    background-color: var(--color-cream);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-eggplant);
}

/* ============================================
   THEMED BUTTONS
   ============================================ */

.btn-primary {
    background: linear-gradient(135deg, var(--color-tomato) 0%, var(--color-tomato-dark) 100%);
    border: none;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-primary);
    color: white;
    font-family: var(--font-body);
    font-weight: 600;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(230, 57, 70, 0.4);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--color-flour);
    border: 2px solid var(--color-saffron);
    border-radius: var(--radius-md);
    color: var(--color-brown);
    font-family: var(--font-body);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background: var(--color-saffron);
    color: white;
}

/* ============================================
   THEMED CARDS
   ============================================ */

.dinner-card,
.recipe-card,
.history-card,
.favorite-card,
.shopping-list-panel,
.recipes-panel {
    background: var(--color-flour);
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.dinner-card:hover,
.history-card:hover,
.favorite-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.dinner-card.selected {
    border: 2px solid var(--color-herb);
    box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.2);
}

/* ============================================
   THEMED INPUTS
   ============================================ */

input, select, textarea {
    font-family: var(--font-body);
    background: var(--color-cream);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-saffron);
    box-shadow: 0 0 0 3px rgba(244, 162, 97, 0.2);
}

/* ============================================
   THEMED BADGES & TAGS
   ============================================ */

.day-badge {
    background: linear-gradient(135deg, var(--color-saffron) 0%, var(--color-tomato) 100%);
    font-family: var(--font-heading);
}

.meta-tag.cuisine {
    background-color: rgba(96, 108, 56, 0.15);
    color: var(--color-olive);
}

.meta-tag.time {
    background-color: rgba(244, 162, 97, 0.2);
    color: var(--color-brown);
}

.selection-status.pending {
    background-color: var(--color-butter);
    color: var(--color-brown);
}

.selection-status.complete {
    background-color: rgba(42, 157, 143, 0.15);
    color: var(--color-herb-dark);
}

/* ============================================
   THEMED PROGRESS
   ============================================ */

.progress-bar {
    background-color: rgba(93, 64, 55, 0.1);
}

.progress-fill {
    background: linear-gradient(90deg, var(--color-herb) 0%, var(--color-olive) 100%);
}

/* ============================================
   THEMED MENU
   ============================================ */

.app-menu {
    background: var(--color-flour);
    border-top: 1px solid rgba(93, 64, 55, 0.1);
    box-shadow: 0 -4px 12px rgba(93, 64, 55, 0.05);
}

.menu-btn {
    color: var(--color-pepper);
}

.menu-btn:hover,
.menu-btn.active {
    color: var(--color-tomato);
}

.menu-badge {
    background: linear-gradient(135deg, var(--color-tomato) 0%, var(--color-tomato-dark) 100%);
}

/* ============================================
   THEMED CHECKBOXES
   ============================================ */

.item-checkbox .checkmark {
    border-color: var(--color-saffron);
}

.item-checkbox input:checked + .checkmark {
    background: linear-gradient(135deg, var(--color-herb) 0%, var(--color-olive) 100%);
    border-color: var(--color-herb);
}

.selection-indicator.selected {
    background: linear-gradient(135deg, var(--color-herb) 0%, var(--color-olive) 100%);
    border-color: var(--color-herb);
}

/* ============================================
   THEMED HEADERS
   ============================================ */

.preferences-form h2,
.selection-header h2,
.results-header h2,
.view-header h2 {
    font-family: var(--font-heading);
    color: var(--color-eggplant);
}

.recipe-section h5 {
    font-family: var(--font-heading);
    color: var(--color-brown);
    border-bottom-color: var(--color-saffron);
}

/* ============================================
   FAVORITE HEART
   ============================================ */

.btn-favorite {
    transition: transform var(--spring);
}

.btn-favorite:hover {
    transform: scale(1.3);
}

.btn-favorite.active {
    animation: heartBeat 0.4s var(--spring);
}

@keyframes heartBeat {
    0% { transform: scale(1); }
    25% { transform: scale(1.4); }
    50% { transform: scale(1.1); }
    75% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

/* ============================================
   LOADING ANIMATIONS
   ============================================ */

/* Simmering Dots */
.loading-dots {
    display: flex;
    gap: 8px;
    justify-content: center;
    align-items: center;
}

.loading-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-saffron);
    animation: simmer 1.2s ease-in-out infinite;
}

.loading-dots span:nth-child(1) { animation-delay: 0s; background: var(--color-tomato); }
.loading-dots span:nth-child(2) { animation-delay: 0.2s; background: var(--color-saffron); }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; background: var(--color-herb); }

@keyframes simmer {
    0%, 80%, 100% { 
        transform: translateY(0) scale(1);
        opacity: 1;
    }
    40% { 
        transform: translateY(-12px) scale(1.2);
        opacity: 0.7;
    }
}

/* Cooking Pot Animation */
.loading-pot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.loading-pot .pot {
    font-size: 3rem;
    animation: potBubble 1s ease-in-out infinite;
}

.loading-pot .steam {
    display: flex;
    gap: 4px;
}

.loading-pot .steam span {
    font-size: 1.5rem;
    opacity: 0;
    animation: steamRise 2s ease-out infinite;
}

.loading-pot .steam span:nth-child(1) { animation-delay: 0s; }
.loading-pot .steam span:nth-child(2) { animation-delay: 0.3s; }
.loading-pot .steam span:nth-child(3) { animation-delay: 0.6s; }

@keyframes potBubble {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes steamRise {
    0% { 
        opacity: 0;
        transform: translateY(0);
    }
    20% {
        opacity: 0.8;
    }
    100% { 
        opacity: 0;
        transform: translateY(-30px);
    }
}

/* Plate Spinner */
.loading-plate {
    font-size: 3rem;
    animation: plateSpin 2s linear infinite;
}

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

/* Full Loading Overlay */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 248, 240, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    z-index: 1000;
}

.loading-text {
    font-family: var(--font-heading);
    font-size: var(--font-lg);
    color: var(--color-brown);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, 
        var(--color-cream) 25%, 
        rgba(244, 162, 97, 0.2) 50%, 
        var(--color-cream) 75%);
    background-size: 200% 100%;
    animation: skeleton 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-text.short { width: 60%; }
.skeleton-text.medium { width: 80%; }
.skeleton-text.long { width: 100%; }

.skeleton-card {
    height: 80px;
    margin-bottom: 0.75rem;
}

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

/* Safe area for bottom nav */
.home-page {
    padding-bottom: calc(5rem + env(safe-area-inset-bottom, 0));
}

/* Larger touch targets */
.checkbox-item,
.dinner-card,
.shopping-list-item,
.menu-btn {
    min-height: 48px;
}

/* Thumb-friendly action placement */
.selection-footer,
.results-actions {
    padding-bottom: env(safe-area-inset-bottom, 0);
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Pull-to-refresh visual hint */
.pull-indicator {
    text-align: center;
    padding: 1rem;
    color: var(--color-pepper);
    font-size: var(--font-sm);
}

/* Tap highlight removal */
* {
    -webkit-tap-highlight-color: transparent;
}

/* Active states for touch */
.btn-primary:active,
.btn-secondary:active,
.dinner-card:active,
.menu-btn:active {
    transform: scale(0.98);
}

/* ============================================
   THEMED EMPTY STATES
   ============================================ */

.empty-state {
    color: var(--color-pepper);
}

.empty-icon {
    filter: grayscale(0.3);
}

/* ============================================
   THEMED MESSAGES
   ============================================ */

.error-message {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border: 1px solid var(--color-tomato);
    border-left: 4px solid var(--color-tomato);
}

.shopping-complete {
    background: linear-gradient(135deg, rgba(42, 157, 143, 0.15) 0%, rgba(96, 108, 56, 0.15) 100%);
    border: 1px solid var(--color-herb);
}

.validation-warning {
    background: linear-gradient(135deg, var(--color-butter) 0%, rgba(244, 162, 97, 0.3) 100%);
    border: 1px solid var(--color-saffron);
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 1rem;
}

.modal-content {
    background: white;
    border-radius: 16px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-butter) 100%);
    border-radius: 16px 16px 0 0;
}

.modal-header h3 {
    margin: 0;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--color-brown);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-body {
    padding: 1.5rem;
    line-height: 1.6;
    color: #4b5563;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid #e5e7eb;
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

.modal-warning-icon {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 1rem;
}