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

:root {
    --primary-color: #7D1518;
    --primary-light: #9A3336;
    --primary-dark: #5A0F11;
    --background: #f3edcf;
    --white: #FFFFFF;
    --text-dark: #1A1B18;
    --text-light: #6c757d;
    --warning: #856404;
    --warning-bg: #FFF3CD;
    --success: #28a745;
    --error: #dc3545;
    --border: #E0E0E0;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-strong: 0 4px 16px rgba(0,0,0,0.15);
    --delivery-bg: #f8f9fa;
    --delivery-border: #dee2e6;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background-color: var(--background);
    color: var(--text-dark);
    line-height: 1.5;
}

/* App Container */
.app-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
}

/* App Header */
.app-header {
    text-align: center;
    margin-bottom: 30px;
}

.app-logo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 15px;
    box-shadow: var(--shadow);
}

.app-title {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

/* Success Screen */
.success-screen {
    padding: 40px 20px;
    text-align: center;
}

.success-card {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--shadow-strong);
    border: 1px solid var(--primary-color);
}

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

.success-icon {
    font-size: 4rem;
    color: var(--success);
    margin-bottom: 15px;
    display: block;
}

.success-header h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin: 0;
}

.success-message {
    color: var(--text-light);
    margin-bottom: 25px;
    font-size: 1.1rem;
}

.success-info {
    background: var(--warning-bg);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 25px;
    text-align: left;
    border-left: 4px solid var(--warning);
}

.success-info h3 {
    color: var(--warning);
    font-size: 1rem;
    margin-bottom: 15px;
}

.success-steps {
    color: var(--warning);
    padding-left: 20px;
}

.success-steps li {
    margin-bottom: 10px;
    line-height: 1.4;
}

.order-number {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 25px;
}

/* Main Form Container */
.main-form-container {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid var(--primary-color);
}

.order-form {
    padding: 0;
}

/* Form Sections */
.form-section {
    padding: 25px;
    border-bottom: 1px solid var(--border);
}

.form-section:last-child {
    border-bottom: none;
}

/* Section Headers */
.section-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.section-icon {
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-right: 12px;
}

.section-title {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: bold;
    margin: 0;
}

.subsection-title {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: bold;
    margin: 20px 0 15px 0;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
}

.subsection-title .field-icon {
    margin-right: 8px;
    font-size: 1rem;
}

/* Delivery Address Section */
.delivery-address {
    background: var(--delivery-bg);
    border: 2px solid var(--delivery-border);
    border-radius: 12px;
    padding: 25px;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.delivery-address.show {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
        max-height: 0;
    }
    to {
        opacity: 1;
        transform: translateY(0);
        max-height: 800px;
    }
}

.delivery-address .subsection-title {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-top: 0;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 8px;
}

/* Warning Box */
.warning-box {
    background: var(--warning-bg);
    color: var(--warning);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: 500;
    border-left: 4px solid var(--warning);
}

/* Form Layout */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row.form-row-three {
    grid-template-columns: 1fr 1fr 1fr;
}

.form-field {
    display: flex;
    flex-direction: column;
}

.form-field.form-field-wide {
    grid-column: span 2;
}

/* Form Elements */
.field-label {
    display: flex;
    align-items: center;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.field-icon {
    color: var(--primary-color);
    margin-right: 8px;
    font-size: 1rem;
}

.required {
    color: var(--error);
    font-weight: bold;
    margin-left: 3px;
}

.form-input,
.form-select,
.form-textarea {
    padding: 12px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background: var(--white);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(125, 21, 24, 0.1);
}

.form-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23374151' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    appearance: none;
    padding-right: 40px;
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--error);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

/* Error Messages */
.error-message {
    color: var(--error);
    font-size: 0.875rem;
    margin-top: 5px;
    min-height: 1.25rem;
    font-weight: 500;
}

/* Field Notes and Hints */
.field-note {
    color: var(--text-light);
    font-size: 0.875rem;
    font-style: italic;
    margin-top: 15px;
}

.field-hint {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-top: 5px;
    font-style: italic;
}

.field-hint.warning {
    color: var(--warning);
}

/* Flavors Section */
.flavor-section {
    margin-top: 25px;
}

.flavors-container {
    margin-top: 15px;
}

.flavor-tier {
    background: #f8f9fa;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.flavor-tier-title {
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.flavor-counter {
    font-weight: normal;
    color: var(--text-light);
    font-size: 0.9rem;
}

.flavors-selected {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.flavor-chip {
    background: var(--primary-color);
    color: var(--white);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.flavor-chip-remove {
    background: none;
    border: none;
    color: var(--white);
    cursor: pointer;
    padding: 0;
    font-size: 1rem;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.flavor-chip-remove:hover {
    opacity: 1;
}

.flavor-info {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.flavors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.flavor-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.flavor-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.flavor-label {
    cursor: pointer;
    font-size: 0.9rem;
}

.flavor-item.flavor-disabled {
    opacity: 0.5;
}

/* File Upload */
.image-upload-section {
    margin-top: 15px;
    padding: 20px;
    background: #f8f9fa;
    border: 2px dashed var(--border);
    border-radius: 8px;
    text-align: center;
}

.upload-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: background-color 0.2s;
    margin-bottom: 10px;
}

.upload-btn:hover {
    background: var(--primary-dark);
}

.file-input {
    display: none;
}

.file-info {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: 15px;
}

.file-preview {
    margin-top: 15px;
}

.file-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.file-item-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.file-item-details {
    display: flex;
    flex-direction: column;
}

.file-item-name {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.9rem;
}

.file-item-size {
    color: var(--text-light);
    font-size: 0.8rem;
}

.file-remove-btn {
    background: var(--error);
    color: var(--white);
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}

.file-remove-btn:hover {
    background: #c82333;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Submit Button */
.form-submit {
    padding: 30px 25px;
    text-align: center;
    background: #f8f9fa;
    border-top: 1px solid var(--border);
}

.submit-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 16px 40px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.2s ease;
    min-width: 250px;
}

.submit-btn:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-strong);
}

.submit-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* Message Container */
.message-container {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    max-width: 90vw;
    width: 500px;
}

.message {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 10px;
    box-shadow: var(--shadow-strong);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    animation: slideUp 0.3s ease-out;
}

.message.success {
    background: var(--success);
    color: var(--white);
}

.message.error {
    background: var(--error);
    color: var(--white);
}

.message.warning {
    background: var(--warning);
    color: var(--white);
}

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

/* Loading Spinner */
.spinner {
    animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .app-container {
        padding: 15px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .form-row.form-row-three {
        grid-template-columns: 1fr;
    }
    
    .form-field.form-field-wide {
        grid-column: span 1;
    }
    
    .flavors-grid {
        grid-template-columns: 1fr;
    }
    
    .delivery-address {
        padding: 20px 15px;
    }
}