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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #f8f9fa;
    color: #333;
    padding-top: 70px;
}

/* 헤더 스타일 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    font-weight: bold;
    font-size: 20px;
    text-decoration: none;
    color: inherit;
}

.logo-icon {
    background-color: #2c3e50;
    color: white;
    padding: 8px 12px;
    border-radius: 4px;
    margin-right: 8px;
    font-size: 16px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    padding: 20px 0;
    display: flex;
    align-items: center;
    transition: color 0.3s;
}

.nav-link:hover {
    color: #e74c3c;
}

.nav-arrow {
    margin-left: 6px;
    width: 16px;
    height: 16px;
    display: inline-block;
}

.nav-arrow svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    transition: color 0.3s;
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    min-width: 120px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    z-index: 1000;
}

.nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    padding: 12px 16px;
    border-bottom: 1px solid #f0f0f0;
}

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

.dropdown-link {
    text-decoration: none;
    color: #333;
    font-size: 14px;
    display: block;
    transition: color 0.3s;
}

.dropdown-link:hover {
    color: #e74c3c;
}

.cta-button {
    background-color: #e74c3c;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
    text-decoration: none;
    display: inline-block;
    box-sizing: border-box;
    vertical-align: middle;
}

.cta-button:hover {
    background-color: #c0392b;
    color: white;
    text-decoration: none;
}

/* 모바일 메뉴 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 10px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

.mobile-nav-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-nav-content {
    background: white;
    max-height: calc(100vh - 70px);
    overflow-y: auto;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border-bottom: 1px solid #e0e0e0;
}

.mobile-nav-menu.show {
    display: block;
    opacity: 1;
}

.mobile-nav-item {
    border-bottom: 1px solid #f0f0f0;
}

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

.mobile-nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    padding: 15px 20px;
    display: block;
    transition: background-color 0.3s;
}

.mobile-nav-link:hover {
    background-color: #f8f9fa;
    color: #e74c3c;
}

.mobile-dropdown {
    background-color: #f8f9fa;
}

.mobile-dropdown-link {
    padding: 12px 40px;
    font-size: 14px;
    color: #666;
}

/* 모바일 CTA 버튼 */
.mobile-cta {
    background-color: #f8f9fa;
    border-top: 2px solid #e74c3c;
    margin-top: 10px;
}

.mobile-cta-link {
    color: #e74c3c !important;
    font-weight: bold !important;
    text-align: center;
    background-color: #e74c3c;
    color: white !important;
    margin: 10px 20px;
    border-radius: 4px;
    padding: 12px 20px !important;
    transition: background-color 0.3s;
}

.mobile-cta-link:hover {
    background-color: #c0392b !important;
    color: white !important;
}

/* 메인 컨텐츠 */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    text-align: center;
}

.page-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #2c3e50;
}

.page-subtitle {
    color: #666;
    margin-bottom: 10px;
    font-size: 16px;
}

.page-description {
    color: #666;
    margin-bottom: 60px;
    font-size: 16px;
}

/* 폼 스타일 */
.form-container {
    background: white;
    border-radius: 8px;
    padding: 40px;
    max-width: 500px;
    margin: 0 auto;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.form-title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 30px;
    text-align: left;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-input:focus {
    outline: none;
    border-color: #e74c3c;
}

.password-help {
    color: #e74c3c;
    font-size: 14px;
    margin-top: 8px;
}

.submit-button {
    width: 100%;
    background-color: #e74c3c;
    color: white;
    padding: 15px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-top: 20px;
}

.submit-button:hover {
    background-color: #c0392b;
}

/* 푸터 */
.footer {
    width: 100%;
    overflow: hidden;
    position: relative;
    color: #ecf0f1;
    text-align: center;
    padding: 0;
    margin: 0;
}

.footer-text {
    font-size: 14px;
    line-height: 1.6;
}

.footer-image-section {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    margin: 0;
    overflow: hidden;
}

.footer-image {
    width: 100%;
    max-width: 1440px;
    height: auto;
    display: block;
}

.footer-links-container {
    position: relative;
    width: 100%;
    max-width: 1440px;
    overflow: hidden;
}

.footer-link {
    position: absolute;
    display: block;
    cursor: pointer;
    transition: background-color 0.2s ease;
    z-index: 10;
}

/* INUSCOMMUNITY 링크 영역 */
.inus-link {
    top: 27.6%;
    left: 25%;
    width: 17.5%;
    height: 7.5%;
}

/* Table. 링크 영역 */
.table-link {
    top: 27.6%;
    left: 46%;
    width: 10.5%;
    height: 7.5%;
}

/* POPPLY 링크 영역 */
.popply-link {
    top: 27.6%;
    left: 60%;
    width: 14.5%;
    height: 7.5%;
}

/* 모달 스타일 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: white;
    border-radius: 12px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    margin: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    text-align: center;
    position: relative;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.modal-overlay.show .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 28px;
    color: #999;
    cursor: pointer;
    transition: color 0.3s;
    line-height: 1;
}

.modal-close:hover {
    color: #e74c3c;
}

.modal-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
}

.modal-icon.success {
    background-color: #27ae60;
}

.modal-icon.error {
    background-color: #e74c3c;
}

.modal-icon.info {
    background-color: #3498db;
}

.modal-title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #2c3e50;
}

.modal-message {
    font-size: 16px;
    color: #666;
    line-height: 1.5;
    margin-bottom: 30px;
}

.modal-button {
    background-color: #e74c3c;
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.modal-button:hover {
    background-color: #c0392b;
}

/* 비밀번호 재설정 스타일 */
.reset-step {
    transition: all 0.3s ease;
}

.reset-step.hidden {
    display: none;
}

/* 반응형 */
@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    
    .nav {
        padding: 0 15px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .cta-button {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .logo {
        font-size: 18px;
    }
    
    .page-title {
        font-size: 36px;
    }
    
    .main-content {
        padding: 40px 15px;
    }
    
    .form-container {
        padding: 30px 20px;
        margin: 0 15px;
    }
    
    .modal-content {
        padding: 30px 20px;
        margin: 10px;
    }
    
    .modal-icon {
        width: 60px;
        height: 60px;
        font-size: 30px;
    }
    
    .modal-title {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .nav {
        padding: 0 10px;
    }
    
    .logo {
        font-size: 16px;
    }
    
    .logo-icon {
        padding: 6px 10px;
        font-size: 14px;
    }
    
    .page-title {
        font-size: 28px;
    }
    
    .main-content {
        padding: 30px 10px;
    }
    
    .form-container {
        padding: 25px 15px;
        margin: 0 10px;
    }
}