/* 견적 신청 폼 통합 스타일시트 v3.0 */
/* estimate_form_integrated.css */

/* CSS 변수 시스템 (프로젝트 표준) */
:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-radius: 12px;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* 기본 레이아웃 */
body {
    font-family: 'Noto Sans KR', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    margin: 0;
    padding: 20px 0;
    min-height: 100vh;
    box-sizing: border-box;
}

/* 폼 컨테이너 */
.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--box-shadow);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 폼 제목 */
.form-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 40px;
    color: var(--dark-color);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 폼 그룹 */
.form-group {
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.form-group:hover {
    transform: translateY(-2px);
}

/* 폼 라벨 */
.form-label {
    width: 120px;
    font-weight: 500;
    color: var(--dark-color);
    margin-right: 20px;
    flex-shrink: 0;
}

/* 폼 입력 필드 */
.form-input {
    flex: 1;
    padding: 12px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 25px;
    font-size: 16px;
    outline: none;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.9);
}

.form-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    background: white;
}

.form-input::placeholder {
    color: #999;
}

/* 폼 행 */
.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

/* 라디오 그룹 */
.radio-group {
    display: flex;
    gap: 20px;
    align-items: center;
}

.radio-item {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.radio-item:hover {
    transform: scale(1.05);
}

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

/* 제출 버튼 */
.submit-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 18px;
    font-weight: 600;
    margin-top: 30px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

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

/* 안내 텍스트 */
.note-text {
    font-size: 14px;
    color: #666;
    margin-top: 10px;
    text-align: center;
    padding: 10px;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

/* 셀렉트 박스 */
select.form-input {
    cursor: pointer;
    appearance: none;
    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='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 폼 컨테이너 애니메이션 */
.form-container {
    animation: fadeInUp 0.6s ease-out;
}

/* 폼 그룹 순차 애니메이션 */
.form-group:nth-child(1) { animation: slideInLeft 0.4s ease-out 0.1s both; }
.form-group:nth-child(2) { animation: slideInLeft 0.4s ease-out 0.2s both; }
.form-group:nth-child(3) { animation: slideInLeft 0.4s ease-out 0.3s both; }
.form-group:nth-child(4) { animation: slideInLeft 0.4s ease-out 0.4s both; }
.form-group:nth-child(5) { animation: slideInLeft 0.4s ease-out 0.5s both; }

/* 반응형 디자인 */
@media (max-width: 768px) {
    .form-container {
        margin: 10px;
        padding: 20px;
        border-radius: var(--border-radius);
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .form-group {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 20px;
    }
    
    .form-label {
        width: 100%;
        margin-bottom: 8px;
        margin-right: 0;
    }
    
    .form-input {
        width: 100%;
    }
    
    .radio-group {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .form-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .form-container {
        padding: 15px;
    }
    
    .form-title {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }
    
    .submit-btn {
        font-size: 16px;
        padding: 12px;
    }
}

/* 터치 디바이스 최적화 */
@media (hover: none) and (pointer: coarse) {
    .form-input {
        padding: 15px 20px;
        font-size: 16px; /* iOS zoom 방지 */
    }
    
    .submit-btn {
        padding: 18px;
        font-size: 18px;
        min-height: 50px;
    }
    
    .radio-item input[type="radio"] {
        width: 20px;
        height: 20px;
    }
}

/* 접근성 개선 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}

/* 다크 모드 지원 */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    }
    
    .form-container {
        background: rgba(33, 37, 41, 0.95);
        border-color: #495057;
    }
    
    .form-title,
    .form-label {
        color: #ffffff;
    }
    
    .form-input {
        background: rgba(52, 58, 64, 0.9);
        border-color: #495057;
        color: #ffffff;
    }
    
    .form-input::placeholder {
        color: #adb5bd;
    }
    
    .note-text {
        background: rgba(102, 126, 234, 0.1);
        color: #adb5bd;
    }
}

/* 로딩 상태 */
.loading {
    pointer-events: none;
    opacity: 0.7;
}

.loading .submit-btn::after {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 8px;
}

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

/* 성능 최적화 */
.form-container,
.form-group,
.submit-btn {
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* 추가 모바일 최적화 */
@media (max-width: 480px) {
    .form-container {
        padding: 15px;
    }
    
    .form-title {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }
    
    .submit-btn {
        font-size: 16px;
        padding: 12px;
    }
    
    /* iOS 확대 방지 */
    .form-input {
        font-size: 16px !important;
    }
}

/* 고대비 모드 지원 */
@media (prefers-contrast: high) {
    .form-input {
        border-width: 3px;
        border-color: #000;
    }
    
    .form-input:focus {
        border-color: #0066cc;
        outline: 3px solid #0066cc;
    }
    
    .submit-btn {
        border: 2px solid #000;
    }
}

/* 키보드 내비게이션 개선 */
.form-input:focus,
.submit-btn:focus,
input[type="radio"]:focus,
input[type="checkbox"]:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 스크린 리더 전용 텍스트 */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* 필수 필드 표시 */
.required {
    color: var(--danger-color);
    font-weight: bold;
}

/* 터치 영역 최적화 */
@media (hover: none) and (pointer: coarse) {
    .form-input,
    .submit-btn,
    input[type="radio"],
    input[type="checkbox"] {
        min-height: 44px;
        min-width: 44px;
    }
    
    .radio-item,
    label[for] {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    
    /* 터치 피드백 */
    .submit-btn:active {
        transform: scale(0.98);
        background: var(--secondary-color);
    }
}

/* 폰트 크기 조정 방지 */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    select,
    textarea,
    input {
        font-size: 16px;
    }
}

/* 가로 모드 최적화 */
@media screen and (orientation: landscape) and (max-height: 500px) {
    .form-container {
        padding: 20px;
        margin: 10px;
    }
    
    .form-title {
        font-size: 1.2rem;
        margin-bottom: 15px;
    }
    
    .form-group {
        margin-bottom: 15px;
    }
}

/* 접근성 개선 - 포커스 표시 */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 스킵 링크 */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
    border-radius: 4px;
}

.skip-link:focus {
    top: 6px;
}

/* 오류 상태 표시 */
.form-input.error {
    border-color: var(--danger-color);
    background-color: rgba(220, 53, 69, 0.1);
}

.form-input.error:focus {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.2);
}

.form-input.success {
    border-color: var(--success-color);
    background-color: rgba(40, 167, 69, 0.1);
}

.form-input.success:focus {
    border-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.2);
}

/* 메시지 표시 영역 */
.field-message {
    font-size: 14px;
    margin-top: 5px;
    padding: 5px 10px;
    border-radius: 4px;
    display: none;
}

.field-message.error {
    color: var(--danger-color);
    background-color: rgba(220, 53, 69, 0.1);
    border-left: 3px solid var(--danger-color);
    display: block;
}

.field-message.success {
    color: var(--success-color);
    background-color: rgba(40, 167, 69, 0.1);
    border-left: 3px solid var(--success-color);
    display: block;
}

.field-message.warning {
    color: var(--warning-color);
    background-color: rgba(255, 193, 7, 0.1);
    border-left: 3px solid var(--warning-color);
    display: block;
}


/* Bootstrap 호환 유효성 검사 스타일 */
.form-input.is-valid {
    border-color: var(--success-color);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2328a745' d='m2.3 6.73.01-.03L1.52 5.42l-.02-.02-.14-.2c-.22-.29-.01-.71.3-.71.14 0 .25.06.34.14l.95 1.2L5.4 2.13c.11-.18.3-.29.52-.29.39 0 .64.41.44.73L3.76 6.73c-.11.18-.3.29-.52.29s-.41-.11-.52-.29z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25);
}

.form-input.is-invalid {
    border-color: var(--danger-color);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath d='m6 4v2.5'/%3e%3cpath d='m6 9h0'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.invalid-feedback {
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: var(--danger-color);
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.valid-feedback {
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: var(--success-color);
    display: block;
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 체크박스와 라디오 버튼 유효성 검사 */
input[type="checkbox"].is-invalid,
input[type="radio"].is-invalid {
    border-color: var(--danger-color);
}

input[type="checkbox"].is-valid,
input[type="radio"].is-valid {
    border-color: var(--success-color);
}

/* 필수 필드 표시 개선 */
.required {
    color: var(--danger-color);
    font-weight: bold;
}

/* 실시간 검증 중 로딩 표시 */
.form-input.validating {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236c757d'%3e%3cpath d='M21 12a9 9 0 11-6.219-8.56'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
    animation: rotate 1s linear infinite;
}

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

/* 입력 오류 시 흔들림 애니메이션 */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

/* 다크 모드에서의 유효성 검사 스타일 */
@media (prefers-color-scheme: dark) {
    .invalid-feedback {
        color: #f5c6cb;
    }
    
    .valid-feedback {
        color: #d1e7dd;
    }
    
    .form-input.is-valid {
        border-color: #198754;
        box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.25);
    }
    
    .form-input.is-invalid {
        border-color: #dc3545;
        box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
    }
}



/* 허수 검증 시스템용 warning 스타일 */
.form-input.is-warning {
    border-color: var(--warning-color) !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23ffc107'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath d='m6 4v2.5'/%3e%3cpath d='m6 9h0'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
    box-shadow: 0 0 0 0.2rem rgba(255, 193, 7, 0.25) !important;
}

.warning-feedback {
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: #856404;
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.warning-feedback i {
    margin-right: 0.5rem;
    color: var(--warning-color);
}

/* 다크 모드에서의 warning 스타일 */
@media (prefers-color-scheme: dark) {
    .form-input.is-warning {
        border-color: #ffc107;
        box-shadow: 0 0 0 0.2rem rgba(255, 193, 7, 0.25);
    }
    
    .warning-feedback {
        color: #ffeaa7;
    }
}

/* 실시간 검증 애니메이션 효과 */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

/* 로딩 피드백 스타일 */
.loading-feedback {
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: #6c757d;
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.loading-feedback i {
    color: #007bff;
}

/* 성공 피드백 애니메이션 강화 */
.valid-feedback {
    animation: slideInUp 0.3s ease-out;
}

/* 오류 피드백 애니메이션 강화 */
.invalid-feedback {
    animation: slideInUp 0.3s ease-out;
}

/* 경고 피드백 애니메이션 */
.warning-feedback {
    animation: slideInUp 0.3s ease-out;
}

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

/* 필드 포커스 시 애니메이션 강화 */
.form-input:focus {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateY(-1px);
}

/* 검증 상태별 아이콘 애니메이션 */
.form-input.is-valid {
    animation: successPulse 0.6s ease-out;
}

.form-input.is-invalid {
    animation: errorShake 0.5s ease-in-out;
}

.form-input.is-warning {
    animation: warningBounce 0.4s ease-in-out;
}

@keyframes successPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(40, 167, 69, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(40, 167, 69, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(40, 167, 69, 0);
    }
}

@keyframes errorShake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-3px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(3px);
    }
}

@keyframes warningBounce {
    0%, 20%, 60%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-3px);
    }
    80% {
        transform: translateY(-1px);
    }
}



/* 개인정보처리방침 팝업 관련 스타일 */
.privacy-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.privacy-link:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.privacy-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Modal 커스터마이징 */
.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-bottom: none;
}

.modal-header .modal-title {
    font-weight: 600;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

.modal-body {
    padding: 2rem;
    line-height: 1.6;
}

.modal-body h3 {
    color: var(--primary-color);
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.modal-body h3:first-child {
    margin-top: 0;
}

.modal-body ul {
    padding-left: 1.5rem;
}

.modal-body li {
    margin-bottom: 0.5rem;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
    padding: 1rem 2rem;
}

/* 모달 애니메이션 개선 */
.modal.fade .modal-dialog {
    transition: transform 0.3s ease-out;
}

.modal.show .modal-dialog {
    transform: none;
}

/* 체크박스와 링크 레이아웃 개선 */
.form-group input[type="checkbox"] {
    margin-right: 0.75rem;
    transform: scale(1.2);
    accent-color: var(--primary-color);
}

.form-group label {
    display: flex;
    align-items: center;
    margin-bottom: 0;
    cursor: pointer;
    user-select: none;
}

/* 다크 모드에서의 Modal 스타일 */
@media (prefers-color-scheme: dark) {
    .modal-content {
        background-color: #2d3748;
        color: #e2e8f0;
    }
    
    .modal-body h3 {
        color: #667eea;
    }
    
    .modal-footer {
        border-top-color: #4a5568;
    }
}

/* 개인정보처리방침 링크 스타일 */
.privacy-link {
    color: var(--primary-color);
    text-decoration: underline;
    font-weight: 500;
    transition: var(--transition);
}

.privacy-link:hover {
    color: var(--secondary-color);
    text-decoration: none;
}

.privacy-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 2px;
}

/* 모달 커스텀 스타일 */
.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-bottom: none;
}

.modal-header .btn-close {
    filter: invert(1);
}

.modal-body {
    padding: 2rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.modal-body h3 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-body ul {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.modal-body li {
    margin-bottom: 0.5rem;
}

/* 다크 모드에서의 모달 스타일 */
@media (prefers-color-scheme: dark) {
    .privacy-link {
        color: #85c1ff;
    }
    
    .privacy-link:hover {
        color: #b3d4ff;
    }
    
    .modal-content {
        background-color: #343a40;
        color: #ffffff;
    }
    
    .modal-body h3 {
        color: #85c1ff;
    }
}
    .form-input.is-warning {
        border-color: #ffc107;
        box-shadow: 0 0 0 0.2rem rgba(255, 193, 7, 0.25);
    }
    
    .warning-feedback {
        color: #fff3cd;
    }
}