/* styles.css */

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --background-color: #f3f4f6;
    --text-color: #1f2937;
    --border-color: #e5e7eb;
    --error-color: #dc2626;
    --success-color: #059669;
}

body {
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
    line-height: 1.5;
    color: var(--text-color);
    background-color: var(--background-color);
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

h1, h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

h3, h4 {
    color: var(--text-color);
    margin-bottom: 0.75rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

select, input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    margin-bottom: 1rem;
}

select:focus, input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

button:hover {
    background-color: var(--secondary-color);
}

button:disabled {
    background-color: var(--border-color);
    cursor: not-allowed;
}

.result {
    margin-top: 2rem;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: white;
}

.error {
    color: var(--error-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    padding: 0.5rem;
    border: 1px solid var(--error-color);
    border-radius: 4px;
    background-color: #fef2f2;
}

.success {
    color: var(--success-color);
}

.success p {
    padding: 0.5rem;
    border: 1px solid var(--success-color);
    border-radius: 4px;
    background-color: #ecfdf5;
}

.bank-card {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    background-color: white;
}

.bank-card:hover {
    border-color: var(--primary-color);
    background-color: #f8fafc;
}

.bank-card.selected {
    border-color: var(--primary-color);
    background-color: #eff6ff;
    font-weight: 500;
}

.format-info {
    margin-top: 1rem;
    padding: 1rem;
    background-color: #f8fafc;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.format-legend {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 0.5rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.format-item {
    padding: 0.5rem;
    background-color: #f8fafc;
    border-radius: 4px;
    font-size: 0.875rem;
    text-align: center;
}

.format-detail {
    margin-top: 1.5rem;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: white;
}

.format-detail h4 {
    margin-top: 0;
    color: var(--primary-color);
}

details {
    margin-top: 1rem;
}

summary {
    cursor: pointer;
    padding: 0.5rem 0;
    color: var(--primary-color);
    font-weight: 500;
}

details[open] summary {
    margin-bottom: 1rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    background-color: white;
}

th, td {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    text-align: left;
}

th {
    background-color: #f8fafc;
    font-weight: 500;
}

/* 반응형 디자인 */
@media (max-width: 640px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 15px;
    }

    .format-legend {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }

    th, td {
        padding: 0.5rem;
        font-size: 0.875rem;
    }
}

/* 애니메이션 효과 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.result {
    animation: fadeIn 0.3s ease-in-out;
}

.bank-select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    background-color: white;
    cursor: pointer;
    margin-bottom: 1rem;
    appearance: none; /* 기본 화살표 제거 */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23666666'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    padding-right: 2.5rem;
}

.bank-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.bank-select:hover {
    border-color: var(--primary-color);
}

.validate-btn {
    display: block;
    width: 100%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 1rem;
}

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

.validate-btn:disabled {
    background-color: var(--border-color);
    cursor: not-allowed;
}

.format-toggle {
    margin: 1rem 0;
}

.toggle-btn {
    width: 100%;
    padding: 0.75rem;
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
    color: var(--text-color);
    cursor: pointer;
    text-align: left;
    transition: all 0.2s ease;
}

.toggle-btn:hover {
    background-color: #f1f5f9;
    border-color: var(--primary-color);
}

.toggle-btn.active {
    background-color: #eff6ff;
    border-color: var(--primary-color);
}

/* Warning 스타일 */
.warning {
    color: #991b1b;
}

.warning p {
    padding: 0.5rem;
    border: 1px solid #ef4444;
    border-radius: 4px;
    background-color: #fef2f2;
    margin-bottom: 1rem;
}

.warning-text {
    color: #dc2626;
    font-weight: 500;
}

/* 기존 success 스타일 수정 */
.success p {
    margin-bottom: 1rem;
}