/* 
      ================================================================================
      CSS: LAYOUT - 기본 레이아웃 및 전역 스타일
      Ctrl+F 검색어: "CSS: LAYOUT"
      ================================================================================
      */
      * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }

      html {
        overflow-x: hidden;
      }

      body {
        font-family:
          -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
          "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue",
          sans-serif;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        background-color: #f5f5f5;
        min-height: 100vh;
        overflow-x: hidden;
        width: 100%;
      }

      /* 
      ================================================================================
      CSS: NAVIGATION - 상단 네비게이션 바 스타일
      Ctrl+F 검색어: "CSS: NAVIGATION"
      ================================================================================
      */
      .navigation {
        background-color: #ffffff;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
      }

      .nav-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 1rem 2rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
      }

      .nav-logo {
        font-size: 1.5rem;
        font-weight: bold;
        color: #2c3e50;
        text-decoration: none;
        transition: color 0.3s;
        cursor: pointer;
      }

      .nav-logo:hover {
        color: #3498db;
      }

      .nav-links {
        display: flex;
        gap: 2rem;
      }

      .nav-links a {
        color: #555;
        text-decoration: none;
        font-weight: 500;
        padding: 0.5rem 1rem;
        border-radius: 8px;
        transition: all 0.3s;
        cursor: pointer;
      }

      .nav-links a:hover {
        background-color: #f0f0f0;
        color: #3498db;
      }

      .nav-links a.active {
        background-color: #3498db;
        color: white;
      }

      /* Hamburger Menu */
      .hamburger {
        display: none;
        flex-direction: column;
        justify-content: space-between;
        width: 28px;
        height: 20px;
        background: none;
        border: none;
        cursor: pointer;
        padding: 0;
        z-index: 1001;
      }

      .hamburger span {
        display: block;
        width: 100%;
        height: 3px;
        background-color: #2c3e50;
        border-radius: 2px;
        transition: all 0.3s;
      }

      .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
      }

      .hamburger.active span:nth-child(2) {
        opacity: 0;
      }

      .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
      }

      /* Main Content */
      .main-content {
        padding-top: 70px;
        min-height: 100vh;
      }

      /* Section */
      .section {
        padding: 3rem 0;
      }

      .section-divider {
        border: none;
        border-top: 2px solid #e0e0e0;
        margin: 0;
      }

      /* Page Header */
      .page-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 3rem 2rem;
        text-align: center;
      }

      .page-header h1 {
        font-size: 2.5rem;
        margin-bottom: 1rem;
      }

      .page-header p {
        font-size: 1.1rem;
        opacity: 0.9;
      }

      /* Action Buttons */
      .action-button-container {
        max-width: 1200px;
        margin: 2rem auto;
        padding: 0 2rem;
        display: flex;
        justify-content: flex-end;
        gap: 1rem;
      }

      .action-button {
        display: inline-block;
        padding: 0.75rem 1.5rem;
        background-color: #27ae60;
        color: white;
        text-decoration: none;
        border-radius: 8px;
        font-weight: 600;
        transition: all 0.3s;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
      }

      .action-button:hover {
        background-color: #229954;
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
      }

      .action-button.primary {
        background-color: #3498db;
      }

      .action-button.primary:hover {
        background-color: #2980b9;
      }

      /* Filter Buttons */
      .filter-buttons {
        max-width: 1200px;
        margin: 0 auto 2rem;
        padding: 0 2rem;
        display: flex;
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
      }

      .filter-btn {
        padding: 0.75rem 1.5rem;
        background-color: white;
        color: #555;
        border: 2px solid #e0e0e0;
        border-radius: 25px;
        cursor: pointer;
        font-size: 1rem;
        font-weight: 500;
        transition: all 0.3s;
      }

      .filter-btn:hover {
        border-color: #3498db;
        color: #3498db;
      }

      .filter-btn.active {
        background-color: #3498db;
        color: white;
        border-color: #3498db;
      }

      /* Grid Container */
      .grid-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 2rem 2rem;
      }

      /* 
      ================================================================================
      CSS: CARDS - 행사/공모전/동아리 카드 컴포넌트 스타일
      Ctrl+F 검색어: "CSS: CARDS"
      ================================================================================
      */
      /* Event Grid */
      .event-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
        gap: 2rem;
      }

      .event-card {
        background-color: white;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        transition:
          transform 0.3s,
          box-shadow 0.3s;
        display: flex;
        flex-direction: column;
      }

      .event-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
      }

      .event-card img {
        width: 100%;
        height: 200px;
        object-fit: cover;
      }

      .event-content {
        padding: 1.5rem;
        flex-grow: 1;
        display: flex;
        flex-direction: column;
      }

      .event-category {
        display: inline-block;
        padding: 0.25rem 0.75rem;
        background-color: #3498db;
        color: white;
        border-radius: 15px;
        font-size: 0.85rem;
        margin-bottom: 0.75rem;
        width: fit-content;
        white-space: nowrap;
      }

      .event-card h3 {
        font-size: 1.3rem;
        color: #2c3e50;
        margin-bottom: 0.75rem;
      }

      .event-date {
        color: #7f8c8d;
        font-size: 0.95rem;
        margin-bottom: 0.5rem;
      }

      .event-organizer,
      .event-location {
        color: #555;
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
      }

      .event-description {
        color: #555;
        line-height: 1.6;
        margin-top: 0.75rem;
        flex-grow: 1;
      }

      .event-buttons {
        display: flex;
        gap: 0.5rem;
        margin-top: 1rem;
      }

      .link-button,
      .apply-button {
        display: inline-block;
        flex: 1;
        padding: 0.75rem 1rem;
        color: white;
        text-align: center;
        text-decoration: none;
        border-radius: 8px;
        font-weight: 600;
        transition: background-color 0.3s;
        white-space: nowrap;
      }

      .link-button {
        background-color: #3498db;
      }

      .link-button:hover {
        background-color: #2980b9;
      }

      .apply-button {
        background-color: #e74c3c;
      }

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

      /* Calendar */
      .calendar-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 2rem 2rem;
      }

      .calendar-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
      }

      .calendar-header {
        text-align: center;
        margin-bottom: 2rem;
      }

      .calendar-header h2 {
        font-size: 2rem;
        color: #2c3e50;
        margin-bottom: 0.5rem;
      }

      .calendar-month {
        font-size: 1.2rem;
        color: #555;
        margin-bottom: 1.5rem;
      }

      .month-navigation {
        display: flex;
        justify-content: center;
        gap: 1rem;
        margin-top: 1rem;
      }

      .month-btn {
        padding: 0.6rem 1.2rem;
        background-color: white;
        color: #555;
        border: 2px solid #e0e0e0;
        border-radius: 20px;
        cursor: pointer;
        font-size: 0.95rem;
        font-weight: 500;
        transition: all 0.3s;
      }

      .month-btn:hover {
        border-color: #3498db;
        color: #3498db;
      }

      .month-btn.active {
        background-color: #3498db;
        color: white;
        border-color: #3498db;
      }

      /* 
      ================================================================================
      CSS: CALENDAR - 캘린더 이미지 스타일
      Ctrl+F 검색어: "CSS: CALENDAR"
      ================================================================================
      */
      .calendar-image-wrapper {
        display: flex;
        justify-content: center;
        padding: 1rem;
      }

      .calendar-image {
        max-width: 100%;
        height: auto;
        border-radius: 12px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
      }

      /* Community Grid */
      .community-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 2rem;
      }

      .community-card {
        background-color: white;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        transition:
          transform 0.3s,
          box-shadow 0.3s;
        display: flex;
        flex-direction: column;
      }

      .community-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
      }

      .community-card img {
        width: 100%;
        height: 200px;
        object-fit: cover;
      }

      .community-content {
        padding: 1.5rem;
        flex-grow: 1;
        display: flex;
        flex-direction: column;
      }

      .community-header-card {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 1rem;
      }

      .community-card h3 {
        font-size: 1.3rem;
        color: #2c3e50;
        margin: 0;
      }

      .community-category {
        display: inline-block;
        padding: 0.25rem 0.75rem;
        background-color: #27ae60;
        color: white;
        border-radius: 15px;
        font-size: 0.85rem;
        white-space: nowrap;
      }

      .community-members {
        color: #7f8c8d;
        font-size: 0.95rem;
        margin-bottom: 0.75rem;
      }

      .community-description {
        color: #555;
        line-height: 1.6;
        margin-bottom: 1.5rem;
        flex-grow: 1;
      }

      .kakao-button {
        display: inline-block;
        width: 100%;
        padding: 0.75rem 1rem;
        background-color: #fee500;
        color: #3c1e1e;
        text-align: center;
        text-decoration: none;
        border-radius: 8px;
        font-weight: 600;
        transition: background-color 0.3s;
        word-wrap: break-word;
      }

      .kakao-button:hover {
        background-color: #fdd835;
      }

      /* Partner Grid */
      .partner-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 2rem;
      }

      .partner-card {
        background-color: white;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        transition: transform 0.3s, box-shadow 0.3s;
        display: flex;
        flex-direction: column;
        cursor: pointer;
      }

      .partner-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
      }

      .partner-card img {
        width: 100%;
        height: 200px;
        object-fit: cover;
      }

      .partner-content {
        padding: 1.5rem;
        flex-grow: 1;
        display: flex;
        flex-direction: column;
      }

      .partner-header-card {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 1rem;
      }

      .partner-card h3 {
        font-size: 1.3rem;
        color: #2c3e50;
        margin: 0;
      }

      .partner-category {
        display: inline-block;
        padding: 0.25rem 0.75rem;
        background-color: #9b59b6;
        color: white;
        border-radius: 15px;
        font-size: 0.85rem;
        white-space: nowrap;
      }

      .partner-discount {
        color: #e74c3c;
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 0.5rem;
      }

      .partner-location {
        color: #7f8c8d;
        font-size: 0.95rem;
        margin-bottom: 0.75rem;
      }

      .partner-description {
        color: #555;
        line-height: 1.6;
        flex-grow: 1;
      }

      .modal-map-container {
        margin-top: 1rem;
        border-radius: 8px;
        overflow: hidden;
        border: 1px solid #e0e0e0;
      }

      .modal-map-iframe {
        width: 100%;
        height: 300px;
        display: block;
      }

      /* Hidden class */
      .hidden {
        display: none;
      }

      /* 
      ================================================================================
      CSS: MODAL - 모달 팝업 스타일
      Ctrl+F 검색어: "CSS: MODAL"
      ================================================================================
      */
      .modal-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.8);
        z-index: 9999;
        opacity: 0;
        transition: opacity 0.3s ease;
        overflow-y: auto;
        padding: 1rem;
      }

      .modal-overlay.active {
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 1;
      }

      .modal-content {
        background: white;
        border-radius: 16px;
        max-width: 600px;
        width: 100%;
        max-height: 90vh;
        overflow-y: auto;
        position: relative;
        transform: scale(0.9);
        transition: transform 0.3s ease;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
      }

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

      .modal-close {
        position: absolute;
        top: 1rem;
        right: 1rem;
        background: rgba(0, 0, 0, 0.5);
        color: white;
        border: none;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        font-size: 1.5rem;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 10;
        transition: background 0.3s;
      }

      .modal-close:hover {
        background: rgba(0, 0, 0, 0.7);
      }

      .modal-image {
        width: 100%;
        height: 300px;
        object-fit: cover;
        border-radius: 16px 16px 0 0;
      }

      .modal-body {
        padding: 2rem;
      }

      .modal-category {
        display: inline-block;
        padding: 0.4rem 1rem;
        background-color: #3498db;
        color: white;
        border-radius: 20px;
        font-size: 0.9rem;
        margin-bottom: 1rem;
      }

      .modal-title {
        font-size: 1.8rem;
        color: #2c3e50;
        margin-bottom: 1rem;
      }

      .modal-meta {
        color: #7f8c8d;
        font-size: 1rem;
        margin-bottom: 0.5rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
      }

      .modal-description {
        color: #555;
        line-height: 1.8;
        font-size: 1.1rem;
        margin-top: 1.5rem;
      }

      .modal-button {
        display: inline-block;
        width: 100%;
        padding: 1rem;
        margin-top: 1.5rem;
        background-color: #e74c3c;
        color: white;
        text-align: center;
        text-decoration: none;
        border-radius: 8px;
        font-weight: 600;
        font-size: 1.1rem;
        transition: background-color 0.3s;
      }

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

      .modal-button.kakao {
        background-color: #fee500;
        color: #3c1e1e;
      }

      .modal-button.kakao:hover {
        background-color: #fdd835;
      }

      body.modal-open {
        overflow: hidden;
      }

      /* 
      ================================================================================
      CSS: RESPONSIVE - 반응형 미디어 쿼리 (모바일, 태블릿 최적화)
      Ctrl+F 검색어: "CSS: RESPONSIVE"
      ================================================================================
      */
      @media (max-width: 768px) {
        .nav-container {
          flex-direction: row;
          flex-wrap: wrap;
          justify-content: space-between;
          align-items: center;
          padding: 1rem;
        }

        .nav-logo {
          font-size: 1rem;
          flex: 1;
        }

        .hamburger {
          display: flex;
        }

        .nav-links {
          display: none;
          width: 100%;
          flex-direction: column;
          gap: 0;
          margin-top: 1rem;
          background-color: #fff;
          border-radius: 8px;
          overflow: hidden;
        }

        .nav-links.active {
          display: flex;
        }

        .nav-links a {
          padding: 1rem;
          border-radius: 0;
          text-align: center;
          border-bottom: 1px solid #eee;
        }

        .nav-links a:last-child {
          border-bottom: none;
        }

        .main-content {
          padding-top: 80px;
        }

        .page-header h1 {
          font-size: 2rem;
        }

        .filter-buttons,
        .grid-container,
        .calendar-container,
        .action-button-container {
          padding: 0 1rem;
        }

        .event-grid {
          grid-template-columns: repeat(2, 1fr);
          gap: 1rem;
        }

        .community-grid,
        .partner-grid {
          grid-template-columns: repeat(2, 1fr);
          gap: 1rem;
        }

        .event-card,
        .community-card,
        .partner-card {
          cursor: pointer;
        }

        .event-card img,
        .community-card img,
        .partner-card img {
          height: 120px;
          object-fit: cover;
        }

        .event-card h3,
        .community-card h3,
        .partner-card h3 {
          font-size: 1rem;
        }

        .event-category,
        .community-category,
        .partner-category {
          font-size: 0.7rem;
          padding: 0.2rem 0.5rem;
        }

        .event-date,
        .event-organizer,
        .event-location,
        .community-members,
        .partner-location,
        .partner-discount {
          font-size: 0.75rem;
        }

        .event-description,
        .community-description,
        .partner-description {
          font-size: 0.8rem;
          line-height: 1.4;
        }

        .link-button,
        .apply-button,
        .kakao-button {
          font-size: 0.8rem;
          padding: 0.6rem;
          word-wrap: break-word;
        }

        .event-buttons {
          flex-direction: column;
        }

        .calendar {
          min-width: 280px;
        }

        .calendar-weekday {
          padding: 0.5rem 0.25rem;
          font-size: 0.75rem;
        }

        .calendar-day {
          min-height: 70px;
          padding: 0.3rem;
        }

        .calendar-day-number {
          font-size: 0.85rem;
          margin-bottom: 0.25rem;
        }

        .calendar-event {
          font-size: 0.65rem;
          padding: 0.2rem 0.3rem;
        }

        .month-navigation {
          flex-wrap: wrap;
          gap: 0.5rem;
        }

        .month-btn {
          font-size: 0.85rem;
          padding: 0.5rem 1rem;
        }

        .calendar-header h2 {
          font-size: 1.5rem;
        }

        .calendar-month {
          font-size: 1rem;
        }
      }

      /* 
      ================================================================================
      CSS: DARK MODE - 다크모드 스타일
      Ctrl+F 검색어: "CSS: DARK MODE"
      ================================================================================
      */
      .dark-mode-toggle {
        background: none;
        border: none;
        font-size: 1.2rem;
        cursor: pointer;
        padding: 0.5rem;
        border-radius: 50%;
        transition: background-color 0.3s;
      }

      .dark-mode-toggle:hover {
        background-color: #f0f0f0;
      }

      body.dark-mode {
        background-color: #1a1a2e;
        color: #eaeaea;
      }

      body.dark-mode .navigation {
        background-color: #16213e;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      }

      body.dark-mode .nav-logo {
        color: #eaeaea;
      }

      body.dark-mode .nav-links a {
        color: #ccc;
      }

      body.dark-mode .nav-links a:hover {
        background-color: #1f3460;
        color: #fff;
      }

      body.dark-mode .nav-links a.active {
        background-color: #3498db;
        color: white;
      }

      body.dark-mode .dark-mode-toggle:hover {
        background-color: #1f3460;
      }

      body.dark-mode .hamburger span {
        background-color: #eaeaea;
      }

      body.dark-mode .page-header {
        background: linear-gradient(135deg, #1f3460 0%, #16213e 100%);
      }

      body.dark-mode .event-card,
      body.dark-mode .community-card,
      body.dark-mode .partner-card {
        background-color: #16213e;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      }

      body.dark-mode .event-card h3,
      body.dark-mode .community-card h3,
      body.dark-mode .partner-card h3 {
        color: #eaeaea;
      }

      body.dark-mode .event-description,
      body.dark-mode .community-description,
      body.dark-mode .partner-description {
        color: #aaa;
      }

      body.dark-mode .filter-btn {
        background-color: #1f3460;
        color: #ccc;
      }

      body.dark-mode .filter-btn:hover {
        background-color: #2a4a7a;
      }

      body.dark-mode .filter-btn.active {
        background-color: #3498db;
        color: white;
      }

      body.dark-mode .modal-content {
        background-color: #16213e;
        color: #eaeaea;
      }

      body.dark-mode .modal-description {
        color: #aaa;
      }

      body.dark-mode .calendar-container {
        background-color: #16213e;
      }

      body.dark-mode .calendar-header h2 {
        color: #eaeaea;
      }

      body.dark-mode .month-btn {
        background-color: #1f3460;
        color: #ccc;
      }

      body.dark-mode .month-btn:hover {
        background-color: #2a4a7a;
      }

      body.dark-mode .month-btn.active {
        background-color: #3498db;
        color: white;
      }

      @media (max-width: 768px) {
        body.dark-mode .nav-links {
          background-color: #16213e;
        }

        body.dark-mode .nav-links a {
          border-bottom-color: #1f3460;
        }
      }

      /* 
      ================================================================================
      CSS: HOME PAGE - 메인 페이지 스타일
      Ctrl+F 검색어: "CSS: HOME PAGE"
      ================================================================================
      */
      .home-hero {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 3rem 2rem;
        text-align: center;
      }

      .hero-content h1 {
        font-size: 2rem;
        margin-bottom: 0.5rem;
      }

      .hero-content p {
        opacity: 0.9;
        margin-bottom: 0.5rem;
      }

      .home-navigation {
        padding: 2rem 1rem;
        max-width: 800px;
        margin: 0 auto;
      }

      .home-nav-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1rem;
      }

      .home-nav-card {
        background: white;
        border-radius: 12px;
        padding: 1.5rem 1rem;
        text-align: center;
        text-decoration: none;
        color: #333;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
        transition: transform 0.3s, box-shadow 0.3s;
      }

      .home-nav-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
      }

      .home-nav-icon {
        font-size: 2rem;
        display: block;
        margin-bottom: 0.5rem;
      }

      .home-nav-text {
        font-size: 0.9rem;
        font-weight: 600;
      }

      .home-notice,
      .home-faq,
      .home-sns {
        padding: 2rem 1rem;
        max-width: 800px;
        margin: 0 auto;
      }

      .home-notice h2,
      .home-faq h2,
      .home-sns h2 {
        font-size: 1.3rem;
        margin-bottom: 1rem;
        color: #333;
      }

      .faq-preview-list {
        display: flex;
        flex-direction: column;
        gap: 0.8rem;
      }

      .faq-preview-item {
        background: white;
        border-radius: 10px;
        padding: 1rem;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
        display: flex;
        align-items: center;
        gap: 1rem;
        text-decoration: none;
        transition: transform 0.2s;
      }

      .faq-preview-item:hover {
        transform: translateX(5px);
      }

      .faq-preview-icon {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        font-weight: bold;
        width: 32px;
        height: 32px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
      }

      .faq-preview-text {
        color: #333;
        font-size: 0.95rem;
      }

      .notice-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 1rem;
      }

      .notice-header h2 {
        margin-bottom: 0;
      }

      .notice-more {
        color: #3498db;
        text-decoration: none;
        font-size: 0.9rem;
      }

      .notice-list {
        display: flex;
        flex-direction: column;
        gap: 0.8rem;
      }

      .notice-item {
        background: white;
        border-radius: 10px;
        padding: 1rem;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
        cursor: pointer;
        transition: transform 0.2s;
      }

      .notice-item:hover {
        transform: translateX(5px);
      }

      .notice-item-header {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        margin-bottom: 0.3rem;
      }

      .notice-item-header .notice-date {
        margin-left: auto;
      }

      .notice-item h3 {
        font-size: 0.95rem;
        color: #333;
        margin: 0;
      }

      .notice-date {
        font-size: 0.75rem;
        color: #999;
      }

      .notice-category {
        font-size: 0.7rem;
        background: #e8f4fd;
        color: #3498db;
        padding: 0.2rem 0.5rem;
        border-radius: 4px;
      }

      .notice-poll-badge {
        font-size: 0.7rem;
        background: #fff3e0;
        color: #f57c00;
        padding: 0.2rem 0.5rem;
        border-radius: 4px;
      }

      .sns-grid {
        display: flex;
        gap: 1rem;
        flex-wrap: wrap;
      }

      .sns-button {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.8rem 1.5rem;
        border-radius: 25px;
        text-decoration: none;
        color: white;
        font-weight: 600;
        transition: transform 0.3s, opacity 0.3s;
      }

      .sns-button:hover {
        transform: scale(1.05);
        opacity: 0.9;
      }

      .home-footer {
        text-align: center;
        padding: 2rem;
        color: #999;
        font-size: 0.85rem;
      }

      .external-link-footer {
        text-align: center;
        padding: 1rem;
        margin-top: 1rem;
      }

      .external-link-footer a {
        color: #999;
        font-size: 0.85rem;
        text-decoration: none;
      }

      .external-link-footer a:hover {
        color: #666;
        text-decoration: underline;
      }

      body.dark-mode .home-nav-card,
      body.dark-mode .notice-item,
      body.dark-mode .faq-preview-item {
        background-color: #16213e;
      }

      body.dark-mode .home-nav-card,
      body.dark-mode .notice-item h3,
      body.dark-mode .faq-preview-text {
        color: #eaeaea;
      }

      body.dark-mode .home-notice h2,
      body.dark-mode .home-faq h2,
      body.dark-mode .home-sns h2 {
        color: #eaeaea;
      }

      body.dark-mode .notice-category {
        background: #1f3460;
      }

      @media (max-width: 768px) {
        .home-nav-grid {
          grid-template-columns: repeat(2, 1fr);
        }

        .hero-content h1 {
          font-size: 1.5rem;
        }
      }

      /* 
      ================================================================================
      CSS: NOTICE PAGE - 공지사항 페이지 스타일
      Ctrl+F 검색어: "CSS: NOTICE PAGE"
      ================================================================================
      */
      .notice-nav-bar {
        display: flex;
        justify-content: space-between;
        align-items: center;
        max-width: 800px;
        margin: 2rem auto 1rem;
        padding: 0 1rem;
        gap: 1rem;
      }

      .notice-nav-tabs {
        display: flex;
        gap: 0.5rem;
      }

      .notice-nav-tab {
        background: white;
        border: 2px solid #e0e0e0;
        border-radius: 20px;
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.2s;
        color: #666;
      }

      .notice-nav-tab:hover {
        border-color: #667eea;
        color: #667eea;
      }

      .notice-nav-tab.active {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border-color: transparent;
        color: white;
      }

      body.dark-mode .notice-nav-tab {
        background: #16213e;
        border-color: #2a3a5a;
        color: #aaa;
      }

      body.dark-mode .notice-nav-tab:hover {
        border-color: #667eea;
        color: #667eea;
      }

      body.dark-mode .notice-nav-tab.active {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border-color: transparent;
        color: white;
      }

      .notice-nav-bar .action-button {
        white-space: nowrap;
      }

      @media (max-width: 480px) {
        .notice-nav-bar {
          flex-direction: column;
          align-items: stretch;
        }

        .notice-nav-tabs {
          justify-content: center;
        }

        .notice-nav-bar .action-button {
          text-align: center;
        }
      }

      .notice-section,
      .faq-section {
        max-width: 800px;
        margin: 0 auto;
        padding: 2rem 1rem;
      }

      .faq-section {
        display: none;
      }

      .faq-section.active {
        display: block;
      }

      .notice-section {
        display: none;
      }

      .notice-section.active {
        display: block;
      }

      .section-title {
        font-size: 1.3rem;
        margin-bottom: 1.5rem;
        color: #333;
      }

      body.dark-mode .section-title {
        color: #eaeaea;
      }

      .notice-full-list {
        display: flex;
        flex-direction: column;
        gap: 1rem;
      }

      .notice-full-item {
        background: white;
        border-radius: 12px;
        padding: 1.5rem;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      }

      body.dark-mode .notice-full-item {
        background-color: #16213e;
      }

      .notice-full-item h3 {
        font-size: 1.1rem;
        margin-bottom: 0.5rem;
        color: #333;
      }

      body.dark-mode .notice-full-item h3 {
        color: #eaeaea;
      }

      .notice-full-item p {
        color: #666;
        margin-bottom: 1rem;
        line-height: 1.6;
      }

      body.dark-mode .notice-full-item p {
        color: #aaa;
      }

      .notice-poll {
        background: #fff3e0;
        border-radius: 8px;
        padding: 1rem;
        margin-top: 1rem;
      }

      body.dark-mode .notice-poll {
        background: #2a3a5a;
      }

      .notice-poll-title {
        font-weight: 600;
        color: #f57c00;
        margin-bottom: 0.5rem;
      }

      .notice-poll-description {
        color: #666;
        margin-bottom: 0.75rem;
        line-height: 1.5;
      }

      body.dark-mode .notice-poll-description {
        color: #bbb;
      }

      .notice-poll-link {
        display: inline-block;
        background: #f57c00;
        color: white;
        padding: 0.5rem 1rem;
        border-radius: 6px;
        text-decoration: none;
        font-size: 0.9rem;
        margin-top: 0.5rem;
      }

      .notice-poll-link:hover {
        background: #e65100;
      }

      .faq-list {
        display: flex;
        flex-direction: column;
        gap: 1rem;
      }

      .faq-item {
        background: white;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      }

      body.dark-mode .faq-item {
        background-color: #16213e;
      }

      .faq-question {
        padding: 1rem 1.5rem;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-weight: 600;
        color: #333;
        transition: background-color 0.3s;
      }

      .faq-question:hover {
        background-color: #f8f9fa;
      }

      body.dark-mode .faq-question {
        color: #eaeaea;
      }

      body.dark-mode .faq-question:hover {
        background-color: #1f3460;
      }

      .faq-toggle {
        font-size: 1.2rem;
        transition: transform 0.3s;
      }

      .faq-item.active .faq-toggle {
        transform: rotate(180deg);
      }

      .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease-out;
        padding: 0 1.5rem;
        color: #666;
        line-height: 1.6;
      }

      body.dark-mode .faq-answer {
        color: #aaa;
      }

      .faq-item.active .faq-answer {
        max-height: 500px;
        padding: 0 1.5rem 1rem;
      }

      /* 페이지네이션 */
      .pagination {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 0.5rem;
        margin-top: 2rem;
        flex-wrap: wrap;
      }

      .pagination-btn {
        min-width: 40px;
        height: 40px;
        border: none;
        border-radius: 8px;
        background: #f0f0f0;
        color: #333;
        font-size: 0.9rem;
        cursor: pointer;
        transition: all 0.2s;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .pagination-btn:hover {
        background: #e0e0e0;
      }

      .pagination-btn.active {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
      }

      .pagination-btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
      }

      body.dark-mode .pagination-btn {
        background: #2a3a5a;
        color: #eaeaea;
      }

      body.dark-mode .pagination-btn:hover {
        background: #3a4a6a;
      }

      body.dark-mode .pagination-btn.active {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      }

      /* 로딩 스피너 */
      .loading-spinner {
        display: none;
        justify-content: center;
        align-items: center;
        padding: 3rem;
      }

      .loading-spinner.active {
        display: flex;
      }

      .spinner {
        width: 40px;
        height: 40px;
        border: 4px solid #f0f0f0;
        border-top: 4px solid #667eea;
        border-radius: 50%;
        animation: spin 1s linear infinite;
      }

      body.dark-mode .spinner {
        border-color: #2a3a5a;
        border-top-color: #667eea;
      }

      @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
      }

      /* UI 애니메이션 - 페이드인 */
      @keyframes fadeInUp {
        from {
          opacity: 0;
          transform: translateY(20px);
        }
        to {
          opacity: 1;
          transform: translateY(0);
        }
      }

      .fade-in-up {
        animation: fadeInUp 0.5s ease-out forwards;
      }

      /* 카드 호버 효과 강화 */
      .event-card,
      .community-card,
      .partner-card {
        transition: transform 0.3s ease, box-shadow 0.3s ease;
      }

      .event-card:hover,
      .community-card:hover,
      .partner-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
      }

      /* 버튼 클릭 효과 */
      .filter-btn,
      .month-btn,
      .pagination-btn {
        transition: all 0.2s ease;
      }

      .filter-btn:active,
      .month-btn:active,
      .pagination-btn:active {
        transform: scale(0.95);
      }

      /* 섹션 페이드인 */
      .section {
        animation: fadeInUp 0.6s ease-out;
      }

      /* 네비게이션 링크 호버 효과 */
      .nav-links a {
        position: relative;
        transition: color 0.3s ease;
      }

      .nav-links a::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 50%;
        width: 0;
        height: 2px;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        transition: width 0.3s ease, left 0.3s ease;
      }

      .nav-links a:hover::after,
      .nav-links a.active::after {
        width: 100%;
        left: 0;
      }

      /* 스와이프 힌트 */
      .swipe-hint {
        text-align: center;
        font-size: 0.8rem;
        color: #999;
        margin-top: 0.5rem;
        display: none;
      }

      @media (max-width: 768px) {
        .swipe-hint {
          display: block;
        }
      }