*, *::before, *::after {
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
}

body {
    margin: 0;
    padding: 0;
    padding-top: 100px; /* 고정 헤더 높이만큼 여백 */
    background-color: white;
    min-height: 100vh; /* Ensure body takes full viewport height */
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

.content-grid-container {
    background: linear-gradient(to bottom, #F3F8F7, #FFFFFF);
    display: grid;
    grid-template-columns: repeat(4, 280px); /* 4개의 280px 컬럼 */
    gap: 20px; /* 아이템 사이의 간격 */
    justify-content: center; /* 그리드를 중앙에 배치 */
    padding: 20px;
}

.grid-item {
    width: 280px;
    height: 240px;
    background-color: white;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    justify-content: flex-start; /* Adjust spacing */
    align-items: center;
    text-align: center;
    padding: 20px;
    box-sizing: border-box; /* Include padding in height/width */
    padding-top: 20px;
}

.grid-item h3 {
    margin-top: 15px;
    font-size: 1.2em;
    color: #333;
}

.grid-item-icon {
    width: 50px;
    height: 50px;
}

.grid-item-text-icon {
    width: 120px;
    height: 50px; /* Total height including padding */
    padding: 10px 0; /* 10px top/bottom padding, 0 left/right */
    object-fit: contain;
}

.blendy-icon-override {
    padding: 0; /* Remove padding */
    height: 50px; /* Set height directly */
    width: 110px; /* Decrease width by 10px */
}

.grid-item[data-category="partner-service"] p {
    padding: 0 2px;
}

.grid-item p {
    margin: 5px 0 15px 0; /* Add some margin */
    color: #666;
    font-size: 0.9em;
}

.grid-item a {
    text-decoration: none;
}

.grid-item-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #82C5C8; /* 기본 색상 (나머지) */
    color: white;
    border-radius: 10px;
    font-weight: bold;
    font-size: 0.9em;
    transition: background-color 0.3s ease;
}

.grid-item-button:hover {
    background-color: #6bb0b3;
}

/* 카테고리별 버튼 색상 */
/* 급여/소득: 급여, 시급, 퇴직금, 실업급여 */
.grid-item[data-category="salary-income"] .grid-item-button {
    background-color: #329C81;
}

.grid-item[data-category="salary-income"] .grid-item-button:hover {
    background-color: #2a8069;
}

/* 휴가/복지: 연차, 육아휴직, 주휴수당 */
.grid-item[data-category="leave-welfare"] .grid-item-button {
    background-color: #276E73;
}

.grid-item[data-category="leave-welfare"] .grid-item-button:hover {
    background-color: #1e595d;
}

/* 금융/자산: 대출이자, 주택담보대출, 종합소득세, 복리 투자 수익 */
.grid-item[data-category="finance-assets"] .grid-item-button {
    background-color: #9EC04F;
}

.grid-item[data-category="finance-assets"] .grid-item-button:hover {
    background-color: #8aac3e;
}

/* 제휴서비스: 외부 파트너 링크 */
.grid-item[data-category="partner-service"] .grid-item-button {
    background-color: #E8913A;
}

.grid-item[data-category="partner-service"] .grid-item-button:hover {
    background-color: #d07e2e;
}

.main-logo-container {
    display: flex;
    justify-content: center;
    margin-top: 50px;
    animation: slideUpFade 0.7s ease-out forwards;
}

.main-logo {
    width: 280px;
    height: auto;
}

.main-content-center {
    text-align: center; /* 텍스트를 중앙 정렬 */
    margin-top: 40px; /* 로고와의 여백 */
    margin-bottom: 80px; /* 그리드와의 여백 */
}

.main-content-center h1 {
    font-size: 2.5em; /* 제목 크기 */
    color: #333;
    margin-bottom: 10px;
    opacity: 0;
    animation: slideUpFade 0.7s ease-out forwards;
    animation-delay: 0.15s;
}

.calculator-header-icon {
    width: 40px;
    height: 40px;
    vertical-align: middle;
    margin-right: 10px;
}

.main-content-center p {
    font-size: 1.0em; /* 부가 설명 크기 */
    color: #333;
    margin-bottom: 30px;
    opacity: 0;
    animation: slideUpFade 0.7s ease-out forwards;
    animation-delay: 0.3s;
}

.saerch-bar {
    position: relative;
    width: 100%;
    max-width: 700px;
    margin: 20px auto 0 auto;
    height: 60px;
}

.search-input {
    width: 100%;
    height: 100%;
    padding: 12px 140px 12px 30px;
    border: 1px solid #ddd;
    border-radius: 30px;
    font-size: 16px;
    outline: none;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

.search-input:focus {
    border-color: #319C80;
}

.search-button {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background-color: #319C80;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 25px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.search-button:hover {
    background-color: #28816c;
}

.search-button img {
    width: 18px;
    height: 18px;
    vertical-align: middle;
    filter: brightness(0) invert(1);
}

.main-content-upper-wrapper {
    background-color: rgba(130, 197, 200, 0.09);
    width: 100%;
    padding: 60px 20px 160px;
}

.main-content-upper {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.main-content-upper-text,
.main-content-upper-image {
    width: 50%;
}

.main-content-upper-text {
    padding-right: 40px;
    box-sizing: border-box;
}

.main-content-upper-text p {
    color: #666;
    font-size: 1em;
    margin-bottom: 20px;
}

.main-content-upper-text h1 {
    font-size: 2.2em;
    color: #333;
    line-height: 1.4;
    margin: 0;
}

.main-content-upper-text h1 span {
    color: #319C80;
}

.main-content-upper-image img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 플로팅 이미지 컨테이너 */
.floating-image-container {
    position: relative;
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
    aspect-ratio: 1 / 1;
}

.floating-back {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 75%;
    height: auto;
}

.floating-icon {
    position: absolute;
    height: auto;
}

/* 1번: 70% 차트 - 좌상단 */
.floating-icon-1 {
    width: 22%;
    top: 5%;
    left: 5%;
    animation: float1 3s ease-in-out infinite;
}

/* 2번: 빨간 차트 - 우상단 */
.floating-icon-2 {
    width: 16%;
    top: 5%;
    right: 10%;
    animation: float2 3.5s ease-in-out infinite;
}

/* 3번: % 아이콘 - 좌하단 */
.floating-icon-3 {
    width: 16%;
    bottom: 20%;
    left: 8%;
    animation: float3 4s ease-in-out infinite;
}

/* 4번: $ 코인 - 우하단 */
.floating-icon-4 {
    width: 20%;
    bottom: 15%;
    right: 5%;
    animation: float4 3.2s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes float2 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes float3 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

@keyframes float4 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-11px); }
}

/* 특징 박스 영역 */
.main-feature-boxes {
    display: flex;
    justify-content: center;
    gap: 30px;
    max-width: 1200px;
    margin: 40px auto 0 auto;
    padding: 0 20px;
}

.feature-box {
    background-color: #fff;
    border-radius: 12px;
    padding: 30px;
    width: 320px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.feature-box-hidden {
    opacity: 0;
    transform: translateY(50px);
}

.feature-box-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animation delay for each box */
.main-feature-boxes .feature-box:nth-child(1) {
    transition-delay: 0.1s;
}
.main-feature-boxes .feature-box:nth-child(2) {
    transition-delay: 0.2s;
}

.feature-box-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
}

.feature-box-header h3 {
    font-size: 1.1em;
    color: #333;
    margin: 0;
    line-height: 1.4;
}

.feature-box-header img {
    width: 48px;
    height: 48px;
}

.feature-box p {
    color: #666;
    font-size: 0.9em;
    line-height: 1.6;
    margin: 0;
}

.main-hero-section {
    background-color: #FFFFFF;
    background-image: url('/image/main_background.png');
    background-size: 100% auto;
    background-position: top center;
    background-repeat: no-repeat;
    padding-bottom: 60px;
}

/* 검색 기능 스타일 */
.grid-item.hidden {
    display: none !important;
}

.grid-item.search-highlight {
    border-color: #319C80;
    box-shadow: 0 4px 12px rgba(49, 156, 128, 0.25);
}

.no-search-result {
    text-align: center;
    padding: 60px 20px;
    background: linear-gradient(to bottom, #F3F8F7, #FFFFFF);
}

.no-search-result p {
    color: #666;
    font-size: 1.1em;
    margin: 10px 0;
}

.no-search-result p:first-child {
    font-size: 1.3em;
    color: #333;
    font-weight: 500;
}

/* 칼큐 텍스트 그라데이션 */
.gradient-text {
    background: linear-gradient(to right, #289B77, #589FA8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

/* 히어로 섹션 슬라이드인 애니메이션 */
@keyframes slideUpFade {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 카테고리 필터 바 */
.category-filter-bar {
    background: linear-gradient(to bottom, #FFFFFF, #F3F8F7);
    padding: 20px 0;
    text-align: center;
}

.category-filter-container {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 32px;
    padding: 16px 32px;
    background: #fff;
    border-radius: 50px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.category-filter-item {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.category-filter-item input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid #D0D0D0;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    margin: 0;
}

.category-filter-item input[type="radio"]:checked {
    border-color: #319C80;
    background: #319C80;
    box-shadow: inset 0 0 0 3px #fff;
}

.filter-label {
    font-size: 15px;
    color: #555;
    font-weight: 500;
    transition: color 0.2s ease;
    white-space: nowrap;
}

.category-filter-item input[type="radio"]:checked + .filter-label {
    color: #319C80;
    font-weight: 600;
}

/* 반응형 필터 바 */
@media (max-width: 900px) {
    .category-filter-container {
        gap: 16px;
        padding: 12px 20px;
        flex-wrap: wrap;
    }

    .filter-label {
        font-size: 14px;
    }
}

@media (max-width: 600px) {
    .category-filter-container {
        gap: 12px;
        padding: 12px 16px;
        border-radius: 20px;
    }

    .category-filter-item input[type="radio"] {
        width: 16px;
        height: 16px;
    }

    .filter-label {
        font-size: 13px;
    }
}

/* Mobile Category Buttons - Hidden on desktop */
.mobile-category-buttons {
    display: none;
}

/* Desktop Only Elements */
.desktop-only {
    display: block;
}

/* Suggestion Section - Visible primarily on mobile */
.suggestion-section {
    display: none;
    background-color: #319C80;
    padding: 40px 20px;
}

.suggestion-content {
    max-width: 400px;
    margin: 0 auto;
    text-align: center;
}

.suggestion-text {
    color: #ffffff;
    font-size: 1.1em;
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 20px;
}

.suggestion-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.suggestion-input {
    width: 100%;
    padding: 14px 16px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    box-sizing: border-box;
}

.suggestion-input:focus {
    outline: 2px solid #28816c;
}

.suggestion-button {
    width: 100%;
    padding: 14px 20px;
    background-color: #333333;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.suggestion-button:hover {
    background-color: #444444;
}

/* ========================================
   BANNER-CONTENT OVERLAP PREVENTION
   배너가 보이는 1300px~2200px 구간에서
   콘텐츠 영역을 축소하여 겹침 방지
   ======================================== */

@media (max-width: 2000px) {
    .main-content-upper {
        max-width: 1000px;
    }

    .main-feature-boxes {
        max-width: 1000px;
        gap: 24px;
    }

    .feature-box {
        width: 290px;
    }
}

@media (max-width: 1800px) {
    .main-content-upper {
        max-width: 860px;
    }

    .main-content-upper-text {
        padding-right: 24px;
    }

    .main-content-upper-text h1 {
        font-size: 1.8em;
    }

    .main-feature-boxes {
        max-width: 860px;
        gap: 20px;
    }

    .feature-box {
        width: 250px;
        padding: 24px;
    }
}

@media (max-width: 1500px) {
    .main-content-upper {
        max-width: 700px;
    }

    .main-content-upper-text {
        padding-right: 16px;
    }

    .main-content-upper-text h1 {
        font-size: 1.6em;
    }

    .main-feature-boxes {
        max-width: 700px;
        gap: 16px;
    }

    .feature-box {
        width: 210px;
        padding: 20px;
    }

    .feature-box-header h3 {
        font-size: 1em;
    }

    .feature-box p {
        font-size: 0.85em;
    }
}

@media (max-width: 1300px) {
    .main-content-upper {
        max-width: 620px;
    }

    .main-feature-boxes {
        max-width: 620px;
        gap: 14px;
    }

    .feature-box {
        width: 190px;
        padding: 18px;
    }
}

@media (max-width: 1100px) {
    .main-content-upper {
        max-width: 560px;
    }

    .main-content-upper-text h1 {
        font-size: 1.4em;
    }

    .main-feature-boxes {
        max-width: 560px;
        gap: 12px;
    }

    .feature-box {
        width: 170px;
        padding: 16px;
    }

    .feature-box-header img {
        width: 36px;
        height: 36px;
    }

    .feature-box-header h3 {
        font-size: 0.9em;
    }

    .feature-box p {
        font-size: 0.8em;
    }
}

/* ========================================
   RESPONSIVE GRID STYLES
   ======================================== */

@media screen and (max-width: 1900px) {
    .content-grid-container {
        grid-template-columns: repeat(3, 280px);
    }
}

@media screen and (max-width: 1380px) {
    .content-grid-container {
        grid-template-columns: repeat(2, 280px);
    }
}

/* ========================================
   MOBILE RESPONSIVE STYLES
   ======================================== */

@media screen and (max-width: 991px) {
    body {
        padding-top: 70px; /* 모바일 헤더 높이 */
    }
}

@media screen and (max-width: 768px) {
    /* Hide desktop elements on mobile */
    .desktop-only {
        display: none !important;
    }

    /* Show mobile elements */
    .suggestion-section {
        display: block;
    }

    /* Mobile Hero Section */
    .main-hero-section {
        background-image: url('/image/m_main_background.png');
        background-size: cover;
        background-position: center top;
        padding-bottom: 40px;
    }

    .main-logo-container {
        margin-top: 20px;
    }

    .main-logo {
        width: 150px;
    }

    .main-content-center {
        margin-top: 24px;
        margin-bottom: 40px;
        padding: 0 20px;
    }

    .main-content-center h1 {
        font-size: 1.6em;
        margin-bottom: 8px;
    }

    .main-content-center p {
        font-size: 0.9em;
        margin-bottom: 20px;
    }

    /* Mobile Category Buttons - Hidden, using radio filter instead */
    .mobile-category-buttons {
        display: none;
    }

    /* Mobile Search Bar */
    .saerch-bar {
        max-width: 100%;
        height: 50px;
    }

    .search-input {
        padding: 10px 110px 10px 20px;
        font-size: 14px;
        border-radius: 25px;
    }

    .search-button {
        padding: 10px 16px;
        font-size: 14px;
        border-radius: 20px;
    }

    .search-button img {
        width: 16px;
        height: 16px;
    }

    /* Mobile Category Filter - 3 items per row */
    .category-filter-bar {
        display: block;
        padding: 16px;
    }

    .category-filter-container {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        padding: 16px;
        border-radius: 16px;
    }

    .category-filter-item {
        justify-content: center;
    }

    .category-filter-item input[type="radio"] {
        width: 16px;
        height: 16px;
    }

    .filter-label {
        font-size: 13px;
    }

    /* Mobile Calculator Grid */
    .content-grid-container {
        grid-template-columns: 1fr;
        padding: 16px;
        gap: 12px;
    }

    .grid-item {
        width: 100%;
        height: auto;
        min-height: auto;
        padding: 20px;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .grid-item-icon {
        width: 50px;
        height: 50px;
    }

    .grid-item h3 {
        margin: 12px 0 6px 0;
        font-size: 1.1em;
    }

    .grid-item p {
        margin: 0 0 14px 0;
        font-size: 0.9em;
        color: #666;
    }

    .grid-item-button {
        padding: 10px 20px;
        font-size: 0.9em;
    }

    /* Mobile Content Upper Section */
    .main-content-upper-wrapper {
        padding: 40px 16px;
    }

    .main-content-upper {
        flex-direction: column;
        text-align: center;
    }

    .main-content-upper-text,
    .main-content-upper-image {
        width: 100%;
    }

    .main-content-upper-text {
        padding-right: 0;
        margin-bottom: 30px;
    }

    .main-content-upper-text h1 {
        font-size: 1.6em;
    }

    .main-content-upper-text p {
        font-size: 0.9em;
    }

    .main-content-upper-image img {
        max-width: 80%;
        margin: 0 auto;
    }

    .floating-image-container {
        max-width: 300px;
    }

    /* Mobile Feature Boxes */
    .main-feature-boxes {
        flex-direction: column;
        gap: 16px;
        padding: 0 16px;
    }

    .feature-box {
        width: 100%;
        padding: 24px;
    }

    .feature-box-header h3 {
        font-size: 1em;
    }

    .feature-box-header img {
        width: 40px;
        height: 40px;
    }

    .feature-box p {
        font-size: 0.85em;
    }

    /* No Search Result Mobile */
    .no-search-result {
        padding: 40px 16px;
    }

    .no-search-result p {
        font-size: 1em;
    }

    .no-search-result p:first-child {
        font-size: 1.1em;
    }
}

/* Extra Small Mobile (under 400px) */
@media screen and (max-width: 400px) {
    .main-logo {
        width: 120px;
    }

    .main-content-center h1 {
        font-size: 1.4em;
    }

    .main-content-center p {
        font-size: 0.85em;
    }

    .grid-item {
        padding: 16px;
    }

    .grid-item-icon {
        width: 44px;
        height: 44px;
    }

    .grid-item h3 {
        font-size: 1em;
    }

    .grid-item p {
        font-size: 0.85em;
    }

    .grid-item-button {
        padding: 8px 16px;
        font-size: 0.85em;
    }

    .search-input {
        padding: 10px 100px 10px 16px;
        font-size: 13px;
    }

    .search-button {
        padding: 8px 12px;
        font-size: 13px;
    }
}