/* 🌸 療癒師文案生成器 - 完整樣式 */

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

body {
    font-family: 'Microsoft JhengHei', '微軟正黑體', 'PingFang TC', 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    min-height: 100vh;
    padding: 20px;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    overflow: hidden;
    animation: fadeInUp 0.6s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.header {
    background: linear-gradient(135deg, #81c784, #66bb6a);
    color: white;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: gentle-pulse 4s ease-in-out infinite;
}

@keyframes gentle-pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.2; }
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 15px;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.header p {
    font-size: 1.2em;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    font-weight: 300;
}

.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: 800px;
}

.input-section {
    background: #fafafa;
    padding: 40px 35px;
    border-right: 1px solid #e0e0e0;
    overflow-y: auto;
    max-height: 90vh;
}

.output-section {
    padding: 40px 35px;
    background: white;
    overflow-y: auto;
    max-height: 90vh;
}

.section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
    color: #4a4a4a;
    border-bottom: 3px solid #81c784;
    padding-bottom: 12px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 60px;
    height: 3px;
    background: #66bb6a;
    border-radius: 2px;
}

.form-group {
    margin-bottom: 25px;
    animation: slideInLeft 0.5s ease;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: #555;
    font-size: 1.05em;
}

.required {
    color: #e74c3c;
    font-weight: bold;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.3s ease;
    font-family: inherit;
    background: white;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #81c784;
    box-shadow: 0 0 0 3px rgba(129, 199, 132, 0.1);
    transform: translateY(-1px);
}

.form-group textarea {
    resize: vertical;
    min-height: 90px;
    line-height: 1.6;
}

.generate-btn {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #81c784, #66bb6a);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.generate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(129, 199, 132, 0.4);
}

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

.generate-btn.loading {
    background: #bbb;
    cursor: not-allowed;
    animation: loading-pulse 1.5s ease-in-out infinite;
}

.generate-btn:disabled {
    background: #bbb;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

@keyframes loading-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.step-container {
    margin-bottom: 30px;
    border: 1px solid #e0e0e0;
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    animation: slideInRight 0.5s ease;
}

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

.step-container:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.step-header {
    background: linear-gradient(135deg, #90caf9, #64b5f6);
    color: white;
    padding: 20px 25px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 15px;
    position: relative;
}

.step-number {
    background: rgba(255,255,255,0.25);
    border-radius: 50%;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    flex-shrink: 0;
}

.step-content {
    padding: 25px;
    background: #fafafa;
    min-height: 140px;
    font-size: 16px;
    line-height: 1.8;
    white-space: pre-wrap;
}

.step-content.empty {
    color: #999;
    font-style: italic;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
}

.copy-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    padding: 8px 15px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.copy-btn:hover {
    background: rgba(255,255,255,0.3);
    transform: scale(1.05);
}

.tips {
    background: linear-gradient(135deg, #fff8e1, #fff3c4);
    border: 1px solid #ffcc02;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 25px;
    box-shadow: 0 2px 8px rgba(255, 204, 2, 0.1);
}

.tips h4 {
    color: #f57c00;
    margin-bottom: 12px;
    font-size: 1.2em;
    font-weight: 600;
}

.tips ul {
    margin-left: 20px;
    color: #ef6c00;
}

.tips ul li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.final-copy {
    background: linear-gradient(135deg, #81c784, #66bb6a);
    color: white;
    padding: 30px;
    border-radius: 15px;
    margin-top: 25px;
    position: relative;
    box-shadow: 0 5px 20px rgba(129, 199, 132, 0.3);
}

.final-copy h3 {
    margin-bottom: 20px;
    text-align: center;
    font-size: 1.5em;
    font-weight: 600;
}

.final-copy-content {
    background: rgba(255,255,255,0.15);
    padding: 25px;
    border-radius: 10px;
    min-height: 250px;
    white-space: pre-wrap;
    line-height: 1.9;
    font-size: 15px;
    backdrop-filter: blur(10px);
}

.step-names {
    font-size: 0.9em;
    opacity: 0.9;
    font-weight: 400;
}

.explanation {
    margin-top: 12px;
}

.explanation p {
    margin-bottom: 15px;
    color: #666;
    line-height: 1.7;
}

.benefits {
    margin-top: 15px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    font-size: 15px;
    color: #555;
    padding: 8px 0;
}

.benefit-item .icon {
    font-size: 18px;
    width: 25px;
    flex-shrink: 0;
}

/* API設置樣式 */
.api-setup {
    margin-top: 15px;
}

.api-setup label {
    display: block;
    margin-bottom: 8px;
    margin-top: 12px;
    font-weight: 600;
    color: #555;
    font-size: 1.05em;
}

.api-setup select,
.api-setup input {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.3s ease;
    font-family: inherit;
    background: white;
}

.api-setup select:focus,
.api-setup input:focus {
    outline: none;
    border-color: #81c784;
    box-shadow: 0 0 0 3px rgba(129, 199, 132, 0.1);
    transform: translateY(-1px);
}

.api-info {
    margin-top: 12px;
    padding: 15px;
    background: linear-gradient(135deg, #f0f8ff, #e6f3ff);
    border-radius: 10px;
    border-left: 4px solid #2196f3;
    box-shadow: 0 2px 8px rgba(33, 150, 243, 0.1);
}

.api-info small {
    color: #1976d2;
    line-height: 1.5;
}

.api-links {
    margin-top: 8px;
}

.api-links a {
    color: #1976d2;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: color 0.2s ease;
}

.api-links a:hover {
    text-decoration: underline;
    color: #1565c0;
}

.recommended {
    color: #ff9800;
    font-weight: 600;
    font-size: 13px;
}

.help-text {
    font-size: 13px;
    color: #666;
    font-weight: 400;
}

.help-text a {
    color: #2196f3;
    text-decoration: none;
    font-weight: 500;
}

.help-text a:hover {
    text-decoration: underline;
}

/* 教學彈窗樣式 */
.tutorial-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    backdrop-filter: blur(5px);
}

.tutorial-content {
    background: white;
    padding: 40px;
    border-radius: 20px;
    max-width: 700px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    position: relative;
}

.tutorial-close {
    position: absolute;
    top: 15px;
    right: 25px;
    font-size: 30px;
    cursor: pointer;
    color: #666;
    font-weight: 300;
    transition: color 0.2s ease;
}

.tutorial-close:hover {
    color: #333;
}

.tutorial-section {
    margin-bottom: 30px;
}

.tutorial-section h2 {
    color: #4a4a4a;
    margin-bottom: 25px;
    text-align: center;
    font-size: 1.8em;
}

.tutorial-section h3 {
    color: #4a4a4a;
    margin-bottom: 15px;
    font-size: 1.3em;
    border-bottom: 2px solid #81c784;
    padding-bottom: 8px;
}

.tutorial-section ol,
.tutorial-section ul {
    margin-left: 25px;
    line-height: 1.8;
}

.tutorial-section ol li,
.tutorial-section ul li {
    margin-bottom: 8px;
    color: #555;
}

.tutorial-section a {
    color: #2196f3;
    text-decoration: none;
    font-weight: 500;
}

.tutorial-section a:hover {
    text-decoration: underline;
}

.faq p {
    margin-bottom: 12px;
    line-height: 1.7;
}

.faq p strong {
    color: #333;
    font-weight: 600;
}

/* 載入遮罩 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    backdrop-filter: blur(5px);
}

.loading-content {
    background: white;
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    max-width: 400px;
    width: 90%;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #81c784;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-content h3 {
    color: #333;
    margin-bottom: 10px;
    font-size: 1.3em;
}

.loading-content p {
    color: #666;
    font-size: 1em;
}

/* 成功提示 */
.success-toast {
    position: fixed;
    top: 30px;
    right: 30px;
    background: linear-gradient(135deg, #4caf50, #45a049);
    color: white;
    padding: 15px 25px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.3);
    z-index: 1000;
    font-weight: 500;
    animation: slideInFromRight 0.3s ease;
}

@keyframes slideInFromRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 錯誤訊息 */
.error-message {
    background: linear-gradient(135deg, #f8d7da, #f5c6cb);
    color: #721c24;
    padding: 20px;
    border-radius: 10px;
    margin: 15px 0;
    border-left: 5px solid #dc3545;
    font-size: 15px;
    line-height: 1.6;
    box-shadow: 0 3px 10px rgba(220, 53, 69, 0.1);
}

/* 響應式設計 */
@media (max-width: 768px) {
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .input-section {
        border-right: none;
        border-bottom: 1px solid #e0e0e0;
        max-height: none;
    }
    
    .output-section {
        max-height: none;
    }
    
    .header h1 {
        font-size: 2em;
    }
    
    .header p {
        font-size: 1em;
    }
    
    .container {
        margin: 10px;
        border-radius: 15px;
    }
    
    body {
        padding: 10px;
    }
    
    .input-section,
    .output-section {
        padding: 25px 20px;
    }
    
    .section-title {
        font-size: 1.5em;
    }
    
    .success-toast {
        top: 20px;
        right: 20px;
        left: 20px;
        text-align: center;
    }
    
    .tutorial-content {
        padding: 30px 25px;
        margin: 20px;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 30px 20px;
    }
    
    .header h1 {
        font-size: 1.8em;
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select,
    .api-setup input,
    .api-setup select {
        padding: 12px;
        font-size: 14px;
    }
    
    .generate-btn {
        padding: 15px;
        font-size: 16px;
    }
    
    .step-header {
        padding: 15px 20px;
    }
    
    .step-content {
        padding: 20px;
        font-size: 15px;
    }
    
    .tutorial-content {
        padding: 25px 20px;
        margin: 15px;
    }
    
    .tutorial-close {
        top: 10px;
        right: 20px;
        font-size: 25px;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    }
    
    .container {
        background: #2d3748;
        color: #e2e8f0;
    }
    
    .input-section {
        background: #374151;
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select,
    .api-setup input,
    .api-setup select {
        background: #4a5568;
        border-color: #718096;
        color: #e2e8f0;
    }
    
    .step-content {
        background: #374151;
        color: #e2e8f0;
    }
    
    .step-content.empty {
        background: #2d3748;
        color: #a0aec0;
    }
    
    .tutorial-content {
        background: #2d3748;
        color: #e2e8f0;
    }
    
    .loading-content {
        background: #2d3748;
        color: #e2e8f0;
    }
}

/* 無障礙改善 */
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus,
.api-setup input:focus,
.api-setup select:focus {
    outline: 2px solid #81c784;
    outline-offset: 2px;
}

.copy-btn:focus,
.generate-btn:focus {
    outline: 2px solid #ffffff;
    outline-offset: 2px;
}

/* 印刷樣式 */
@media print {
    .input-section {
        display: none;
    }
    
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .copy-btn {
        display: none;
    }
    
    .final-copy {
        background: white;
        color: black;
        border: 2px solid #81c784;
    }
    
    .final-copy-content {
        background: white;
        color: black;
    }
    
    .tutorial-modal,
    .loading-overlay {
        display: none !important;
    }
}