/* ===================================
   花蓮縣苗木線上申請系統 - 申請表單樣式
   延續 index.html 的設計風格
   =================================== */

/* ===================================
   申請表單容器
   =================================== */
.apply-section {
    padding: var(--spacing-xl) 0;
    background: var(--light-yellow);
    min-height: calc(100vh - 200px);
}

.apply-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   步驟進度指示器
   =================================== */
.progress-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    padding: 0 20px;
}

.progress-bar::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    height: 3px;
    background: var(--gray);
    z-index: 0;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    height: 3px;
    background: var(--primary-green);
    z-index: 0;
    transition: width 0.4s ease;
}

.progress-bar.step-1::after { width: 0%; }
.progress-bar.step-2::after { width: 33.33%; }
.progress-bar.step-3::after { width: 66.66%; }
.progress-bar.step-4::after { width: 100%; }

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}

.progress-step-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--white);
    border: 3px solid var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    color: var(--dark-gray);
    transition: all 0.3s ease;
    margin-bottom: 8px;
}

.progress-step.active .progress-step-circle {
    background: var(--primary-green);
    border-color: var(--primary-green);
    color: var(--white);
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(91, 181, 162, 0.4);
}

.progress-step.completed .progress-step-circle {
    background: var(--primary-green);
    border-color: var(--primary-green);
    color: var(--white);
}

.progress-step.completed .progress-step-circle::after {
    content: '✓';
    font-size: 1.125rem;
}

.progress-step-label {
    font-size: 0.875rem;
    color: var(--dark-gray);
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
}

.progress-step.active .progress-step-label {
    color: var(--primary-green);
    font-weight: 700;
}

/* ===================================
   表單卡片
   =================================== */
.form-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.form-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 3px solid var(--primary-green);
    display: inline-block;
}

.form-card-subtitle {
    font-size: 1rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

/* ===================================
   身份選擇卡片
   =================================== */
.identity-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.identity-card {
    position: relative;
    padding: var(--spacing-lg);
    border: 2px solid var(--gray);
    border-radius: var(--radius-lg);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--white);
}

.identity-card:hover {
    border-color: var(--primary-green);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.identity-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.identity-card input[type="radio"]:checked ~ .identity-card-content {
    color: var(--primary-green);
}

.identity-card input[type="radio"]:checked ~ .identity-card-icon {
    background: var(--primary-green);
    color: var(--white);
}

.identity-card.selected {
    border-color: var(--primary-green);
    background: rgba(91, 181, 162, 0.05);
    box-shadow: 0 0 0 3px rgba(91, 181, 162, 0.2);
}

.identity-card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    background: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.875rem;
    transition: all 0.3s ease;
}

.identity-card-content {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.identity-card-desc {
    font-size: 0.875rem;
    color: var(--dark-gray);
    margin-top: var(--spacing-xs);
}

/* ===================================
   表單元素
   =================================== */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

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

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

.form-label {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.form-label.required::after {
    content: '*';
    color: var(--coral);
    margin-left: 4px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 1rem;
    border: 2px solid var(--gray);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    font-family: inherit;
    background: var(--white);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--primary-green);
    outline: none;
    box-shadow: 0 0 0 3px rgba(91, 181, 162, 0.1);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--coral);
}

.form-input.success {
    border-color: var(--text-green);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-hint {
    font-size: 0.875rem;
    color: var(--dark-gray);
    margin-top: var(--spacing-xs);
    display: block;
}

.form-error {
    font-size: 0.875rem;
    color: var(--coral);
    margin-top: var(--spacing-xs);
    display: none;
}

.form-input.error ~ .form-error,
.form-select.error ~ .form-error,
.form-textarea.error ~ .form-error {
    display: block;
}

/* ===================================
   警告提示框
   =================================== */
.alert-box {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.alert-box.warning {
    background: #FFF4E5;
    border-left: 4px solid var(--primary-orange);
}

.alert-box.info {
    background: #E8F4F8;
    border-left: 4px solid var(--primary-blue);
}

.alert-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.alert-text {
    font-size: 0.938rem;
    color: var(--dark-gray);
    line-height: 1.6;
}

/* ===================================
   檔案上傳區
   =================================== */
.upload-area {
    border: 2px dashed var(--gray);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    background: var(--light-gray);
}

.upload-area:hover {
    border-color: var(--primary-green);
    background: rgba(91, 181, 162, 0.05);
}

.upload-area.dragover {
    border-color: var(--primary-green);
    background: rgba(91, 181, 162, 0.1);
}

.upload-icon {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.upload-text {
    font-size: 1rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.upload-hint {
    font-size: 0.875rem;
    color: var(--dark-gray);
}

.upload-input {
    display: none;
}

.file-preview {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--light-gray);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-sm);
}

.file-preview-icon {
    font-size: 1.5rem;
    color: var(--primary-green);
}

.file-preview-info {
    flex: 1;
}

.file-preview-name {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.938rem;
}

.file-preview-size {
    font-size: 0.813rem;
    color: var(--dark-gray);
}

.file-preview-remove {
    background: var(--coral);
    color: var(--white);
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-preview-remove:hover {
    background: #d65a3a;
    transform: scale(1.1);
}

/* ===================================
   苗木選擇區
   =================================== */
.seedling-tabs {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--gray);
}

.seedling-tab {
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark-gray);
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: -2px;
}

.seedling-tab:hover {
    color: var(--primary-green);
}

.seedling-tab.active {
    color: var(--primary-green);
    border-bottom-color: var(--primary-green);
}

.seedling-count-display {
    text-align: right;
    padding: var(--spacing-sm);
    background: var(--light-yellow);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border: 2px solid var(--primary-green);
}

.seedling-count-text {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-dark);
}

.seedling-count-text .current {
    color: var(--primary-green);
    font-size: 1.5rem;
}

.seedling-count-text .limit {
    color: var(--dark-gray);
}

.seedling-count-text.over-limit .current {
    color: var(--coral);
}

.seedling-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.seedling-item {
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--light-gray);
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.seedling-item:hover {
    background: rgba(91, 181, 162, 0.05);
    border-color: var(--primary-green);
}

.seedling-item.selected {
    background: rgba(91, 181, 162, 0.1);
    border-color: var(--primary-green);
}

.seedling-name {
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    color: var(--text-dark);
}

.seedling-name-en {
    font-size: 0.875rem;
    color: var(--dark-gray);
    line-height: 1.4;
    margin-top: 2px;
    white-space: normal; /* 允許換行 */
    word-break: break-word; /* 太長時強制斷行 */
}

.seedling-input-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.seedling-btn {
    width: 32px;
    height: 32px;
    background: var(--primary-green);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.125rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.seedling-btn:hover {
    background: var(--dark-green);
    transform: scale(1.05);
}

.seedling-btn:disabled {
    background: var(--gray);
    cursor: not-allowed;
    transform: none;
}

.seedling-quantity {
    width: 60px;
    text-align: center;
    font-size: 1rem;
    font-weight: 700;
    padding: 6px;
    border: 2px solid var(--gray);
    border-radius: var(--radius-sm);
}

/* ===================================
   確認摘要
   =================================== */
.summary-section {
    margin-bottom: var(--spacing-lg);
}

.summary-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-xs);
    border-bottom: 2px solid var(--primary-green);
}

.summary-item {
    display: flex;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--gray);
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-label {
    font-weight: 600;
    color: var(--dark-gray);
    width: 150px;
    flex-shrink: 0;
}

.summary-value {
    color: var(--text-dark);
    flex: 1;
}

.seedling-summary-list {
    list-style: none;
    padding: 0;
}

.seedling-summary-list li {
    padding: 4px 0;
    color: var(--text-dark);
}

.seedling-summary-list li::before {
    content: '• ';
    color: var(--primary-green);
    font-weight: 700;
}

.agreement-box {
    background: var(--light-yellow);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 2px solid var(--primary-orange);
    margin-bottom: var(--spacing-lg);
}

.agreement-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.agreement-checkbox input[type="checkbox"] {
    margin-top: 4px;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.agreement-text {
    font-size: 0.938rem;
    color: var(--text-dark);
    line-height: 1.6;
}

/* ===================================
   按鈕區
   =================================== */
.form-actions {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 2px solid var(--gray);
}

.btn-form {
    flex: 1;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 1px;
}

.btn-prev {
    background: var(--gray);
    color: var(--text-dark);
}

.btn-prev:hover {
    background: var(--dark-gray);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

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

.btn-next:hover {
    background: var(--dark-green);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-submit:hover {
    background: var(--coral);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-submit:disabled {
    background: var(--gray);
    cursor: not-allowed;
    transform: none;
}

/* ===================================
   隱藏步驟
   =================================== */
.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeInUp 0.4s ease;
}

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

/* ===================================
   響應式設計 - 平板
   =================================== */
@media (max-width: 1024px) {
    .identity-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .seedling-grid {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   響應式設計 - 手機
   =================================== */
@media (max-width: 768px) {
    .apply-container {
        padding: 0 var(--spacing-sm);
    }

    .form-card {
        padding: var(--spacing-md);
    }

    .progress-bar {
        padding: 0;
    }

    .progress-step-label {
        font-size: 0.75rem;
    }

    .progress-step-circle {
        width: 36px;
        height: 36px;
        font-size: 0.875rem;
    }

    .form-card-title {
        font-size: 1.25rem;
    }

    .identity-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .identity-card {
        padding: var(--spacing-md);
    }

    .identity-card-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .seedling-tabs {
        flex-wrap: wrap;
    }

    .seedling-tab {
        flex: 1;
        padding: 10px 16px;
        font-size: 0.938rem;
    }

    .seedling-grid {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column-reverse;
    }

    .btn-form {
        width: 100%;
    }

    .summary-item {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .summary-label {
        width: 100%;
    }

    .alert-box {
        display: block;
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
        margin-bottom: var(--spacing-lg);
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}