/* ============================================
   GRAN GOURMET - Elegant Restaurant PWA
   ============================================ */

:root {
    /* Palette Colori Elegante */
    --color-primary: #1a1a1a;
    --color-gold: #d4af37;
    --color-white: #ffffff;
    --color-light-gray: #f5f5f5;
    --color-dark-gray: #2d2d2d;
    --color-burgundy: #8b2635;
    --color-error: #c53030;
    
    /* Tipografia */
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
}

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

html {
    width: 100%;
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

img, video, iframe {
    max-width: 100%;
    height: auto;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark-gray);
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden; /* Previene scroll orizzontale su mobile */
    width: 100%;
    max-width: 100vw;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-md);
    min-height: 100vh;
    width: 100%;
    box-sizing: border-box;
}

/* Header */
.header {
    text-align: center;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    border-bottom: 1px solid var(--color-light-gray);
    margin-bottom: var(--spacing-xl);
}

.logo {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-xs);
}

.subtitle {
    font-size: 0.95rem;
    color: var(--color-dark-gray);
    font-weight: 300;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* API Key Section */
.api-key-section {
    margin-bottom: var(--spacing-xl);
}

.api-key-card {
    background: var(--color-light-gray);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.api-key-card h2 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.api-key-description {
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.input-group {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.api-key-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    background: var(--color-white);
    transition: border-color 0.3s ease;
}

.api-key-input:focus {
    outline: none;
    border-color: var(--color-gold);
}

.api-key-hint {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: var(--spacing-sm);
}

.api-key-link {
    color: var(--color-gold);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.api-key-link:hover {
    opacity: 0.8;
}

/* Main Content */
.main-content {
    animation: fadeIn 0.5s ease;
}

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

/* Voice Section */
.voice-section {
    margin-bottom: var(--spacing-xl);
}

.voice-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
}

/* Input Mode Toggle */
.input-mode-toggle {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.mode-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    background: var(--color-white);
    color: var(--color-dark-gray);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mode-btn:hover {
    border-color: var(--color-gold);
    color: var(--color-primary);
}

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

.section-title {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: var(--color-dark-gray);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

/* Record Button */
.voice-controls {
    margin: var(--spacing-lg) 0;
}

.record-btn {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
    margin: 0 auto;
}

.record-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.record-btn.recording {
    background: var(--color-burgundy);
    animation: pulse 1.5s ease infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.mic-icon {
    width: 40px;
    height: 40px;
    stroke-width: 2;
}

.record-text {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
}

/* Transcription */
.transcription {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-light-gray);
    border-radius: var(--radius-md);
    text-align: left;
}

.transcription-label {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.transcription-text {
    font-size: 1rem;
    color: var(--color-dark-gray);
    font-style: italic;
}

/* Text Input Section */
.text-input-section {
    margin-top: var(--spacing-md);
}

.text-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    resize: vertical;
    min-height: 100px;
    background: var(--color-white);
    transition: border-color 0.3s ease;
}

.text-input:focus {
    outline: none;
    border-color: var(--color-gold);
}

.text-input-section .btn-primary {
    margin-top: var(--spacing-md);
}

.speech-error {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: #fff3cd;
    color: #856404;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    text-align: center;
}

.speech-hint {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-light-gray);
    color: var(--color-dark-gray);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    text-align: center;
    font-style: italic;
}

/* Processing */
.processing {
    margin-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-dark-gray);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-light-gray);
    border-top-color: var(--color-gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Results Section */
.results-section {
    animation: fadeIn 0.5s ease;
}

.results-title {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.recipes-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

/* Recipe Card */
.recipe-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.recipe-name {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.recipe-description {
    color: var(--color-dark-gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.recipe-details {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-light-gray);
}

.recipe-time {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
    color: var(--color-dark-gray);
    font-weight: 500;
}

.recipe-time svg {
    width: 16px;
    height: 16px;
    stroke: var(--color-gold);
}

.recipe-price {
    display: flex;
    align-items: center;
    font-size: 1rem;
    color: var(--color-primary);
    font-weight: 600;
    font-family: var(--font-serif);
    letter-spacing: 0.02em;
}

.btn-select {
    margin-top: var(--spacing-md);
    width: 100%;
}

.recipe-ingredients {
    margin-top: var(--spacing-sm);
}

.ingredients-label {
    font-size: 0.85rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.ingredients-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.ingredient-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--color-light-gray);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--color-dark-gray);
}

/* Buttons */
.btn-primary,
.btn-secondary {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

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

.btn-primary:hover {
    background: var(--color-dark-gray);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

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

/* Error Message */
.error-message {
    position: fixed;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-error);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-width: 90%;
    text-align: center;
    z-index: 1000;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* Responsive - Mobile Android */
@media (max-width: 768px) {
    * {
        max-width: 100%;
    }
    
    .container {
        padding: var(--spacing-xs);
        width: 100%;
        max-width: 100vw;
        box-sizing: border-box;
    }
    
    .header {
        padding: var(--spacing-md) 0;
        margin-bottom: var(--spacing-md);
    }
    
    .logo {
        font-size: 1.5rem;
    }
    
    .subtitle {
        font-size: 0.8rem;
    }
    
    .voice-card {
        padding: var(--spacing-sm);
    }
    
    .section-title {
        font-size: 1.25rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .section-subtitle {
        font-size: 0.85rem;
        margin-bottom: var(--spacing-md);
    }
    
    .record-btn {
        width: 90px;
        height: 90px;
    }
    
    .mic-icon {
        width: 28px;
        height: 28px;
    }
    
    .recipe-card {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }
    
    .recipe-name {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .recipe-description {
        font-size: 0.85rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .recipe-details {
        flex-direction: column;
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-sm);
    }
    
    .recipe-price {
        font-size: 0.9rem;
    }
    
    .ingredients-list {
        gap: 0.25rem;
    }
    
    .ingredient-tag {
        font-size: 0.75rem;
        padding: 0.2rem 0.5rem;
    }
    
    .btn-select {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.85rem;
    }
    
    .order-card {
        padding: var(--spacing-sm);
    }
    
    .order-title {
        font-size: 1.25rem;
        margin-bottom: var(--spacing-md);
    }
    
    .selected-recipe-card {
        padding: var(--spacing-sm);
    }
    
    .selected-recipe-card h3 {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .selected-recipe-details {
        flex-direction: column;
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-sm);
        padding-bottom: var(--spacing-sm);
    }
    
    .form-group {
        margin-bottom: var(--spacing-md);
    }
    
    .form-label {
        font-size: 0.9rem;
    }
    
    .form-select {
        font-size: 16px;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .order-summary {
        padding: var(--spacing-sm);
    }
    
    .summary-row {
        font-size: 0.85rem;
        padding: 0.25rem 0;
    }
    
    .summary-row.total {
        font-size: 1rem;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    .confirmation-card {
        padding: var(--spacing-sm);
    }
    
    .confirmation-title {
        font-size: 1.25rem;
    }
    
    .confirmation-text {
        font-size: 0.95rem;
    }
    
    .confirmation-recipe-info {
        padding: var(--spacing-sm);
        margin: var(--spacing-md) 0;
    }
    
    .confirmation-recipe-details h3 {
        font-size: 1.1rem;
        margin-bottom: 0;
    }
    
    .text-input {
        font-size: 16px;
        padding: var(--spacing-sm);
        min-height: 80px;
    }
    
    .input-mode-toggle {
        gap: var(--spacing-xs);
    }
    
    .mode-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0.5rem;
    }
    
    .logo {
        font-size: 1.25rem;
    }
    
    .section-title {
        font-size: 1.1rem;
    }
    
    .recipe-name {
        font-size: 1rem;
    }
    
    .order-title {
        font-size: 1.1rem;
    }
    
    .confirmation-title {
        font-size: 1.1rem;
    }
    
    .record-btn {
        width: 80px;
        height: 80px;
    }
    
    .mic-icon {
        width: 24px;
        height: 24px;
    }
}

/* Order Section */
.order-section {
    margin-top: var(--spacing-xl);
    animation: fadeIn 0.5s ease;
}

.order-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.order-title {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.selected-recipe-info {
    margin-bottom: var(--spacing-lg);
}

.selected-recipe-card {
    background: var(--color-light-gray);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-gold);
}

.selected-recipe-card h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.selected-recipe-description {
    color: var(--color-dark-gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.selected-recipe-details {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--color-dark-gray);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.selected-recipe-details span {
    display: flex;
    align-items: center;
}

.selected-recipe-ingredients {
    margin-top: var(--spacing-sm);
}

.selected-recipe-ingredients .ingredients-label {
    font-size: 0.85rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.selected-recipe-ingredients .ingredients-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.order-form {
    margin-top: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.form-select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    background: var(--color-white);
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.form-select:focus {
    outline: none;
    border-color: var(--color-gold);
}

.order-summary {
    background: var(--color-light-gray);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    font-size: 0.95rem;
    color: var(--color-dark-gray);
}

.summary-row.total {
    border-top: 2px solid var(--color-primary);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--color-primary);
}

.summary-value {
    font-weight: 500;
}

.btn-confirm {
    margin-bottom: var(--spacing-sm);
}

/* Confirmation Message */
.confirmation-message {
    margin-top: var(--spacing-xl);
    animation: fadeIn 0.5s ease;
}

.confirmation-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.confirmation-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-gold);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    animation: scaleIn 0.5s ease;
    position: relative;
}

.confirmation-icon::after {
    content: '';
    width: 30px;
    height: 30px;
    border: 3px solid var(--color-primary);
    border-top: none;
    border-right: none;
    transform: rotate(-45deg);
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -18px;
    margin-left: -15px;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.confirmation-title {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.confirmation-recipe-info {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md);
    background: var(--color-light-gray);
    border-radius: var(--radius-md);
    text-align: left;
}

.confirmation-recipe-details h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: 0;
    text-align: center;
}

.confirmation-text {
    font-size: 1.1rem;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

/* Loading States */
.skeleton {
    background: linear-gradient(90deg, var(--color-light-gray) 25%, #e8e8e8 50%, var(--color-light-gray) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease infinite;
    border-radius: var(--radius-md);
}

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