/* ==================== 5. 네비게이션 바 ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1.5rem 0;
}

.navbar-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--color-bg-navbar);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-border-navbar);
    border-radius: 9999px;
    padding: 0.5rem 0.375rem 0.5rem 1.5rem;
    box-shadow: 0 8px 32px -4px rgba(0, 0, 0, 0.5);
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--color-text-white);
    transition: transform var(--transition-fast);
}

.navbar-logo:hover {
    transform: scale(1.05);
}

.navbar-logo-img {
    height: 32px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 0 8px rgba(var(--color-primary-rgb), 0.3));
}

.navbar-logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.navbar-menu {
    display: none;
    gap: 2.5rem;
}

.navbar-menu a {
    color: var(--color-text-gray);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.navbar-menu a:hover {
    color: var(--color-text-white);
}

.navbar-cta {
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 9999px;
    color: var(--color-text-white);
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.navbar-cta:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* 전원 아이콘 버튼 스타일 */
.navbar-cta-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    background: rgba(var(--color-primary-rgb), 0.1);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(var(--color-primary-rgb), 0.2);
    border-radius: 50%;
    color: var(--color-primary);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(54, 226, 123, 0.15);
}

.navbar-cta-icon:hover {
    background: rgba(54, 226, 123, 0.2);
    border-color: rgba(54, 226, 123, 0.4);
    transform: scale(1.1) rotate(90deg);
    box-shadow: 0 6px 20px rgba(54, 226, 123, 0.3);
}

.navbar-cta-icon:active {
    transform: scale(0.95) rotate(90deg);
}

.navbar-cta-icon .material-symbols-outlined {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    font-size: 24px;
    transition: all 0.3s ease;
    line-height: 1;
    margin: 0;
    padding: 0;
}

/* 데스크톱에서 메뉴 표시 */
@media (min-width: 769px) {
    .navbar-menu {
        display: flex;
    }

    .navbar-hamburger {
        display: none !important;
    }

    .mobile-menu {
        display: none !important;
    }
}

/* 네비바 액션 그룹 */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* 햄버거 메뉴 버튼 */
.navbar-hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 0.5rem;
    color: var(--color-text-white);
    cursor: pointer;
    transition: all 0.3s ease;
}

.navbar-hamburger:hover {
    background: rgba(54, 226, 123, 0.2);
    border-color: rgba(54, 226, 123, 0.4);
    color: var(--color-primary);
}

.navbar-hamburger .material-symbols-outlined {
    font-size: 1.5rem;
}

/* 모바일 드롭다운 메뉴 */
.mobile-menu {
    display: none !important;
    visibility: hidden;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg-dark);
    border-top: 1px solid var(--color-border-navbar);
    border-radius: 0 0 1rem 1rem;
    padding: 1rem;
    flex-direction: column;
    gap: 0.5rem;
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    z-index: 9999;
}

.mobile-menu.active {
    display: flex !important;
    visibility: visible;
}

.mobile-menu a {
    display: flex;
    align-items: center;
    padding: 0.875rem 1rem;
    color: var(--color-text-gray);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.mobile-menu a:hover,
.mobile-menu a:active {
    background: rgba(54, 226, 123, 0.15);
    color: var(--color-primary);
}

/* 모바일에서 햄버거 표시, 데스크톱 메뉴 숨김 */
@media (max-width: 768px) {
    .navbar-menu {
        display: none !important;
    }

    .navbar-hamburger {
        display: flex;
    }

    .navbar-cta-icon {
        width: 2.25rem;
        height: 2.25rem;
    }

    .navbar-cta-icon .material-symbols-outlined {
        font-size: 20px;
        width: 20px;
        height: 20px;
    }
}

/* ==================== 6. 공통 컴포넌트 ==================== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

.section {
    padding: 5rem 0;
}

/* 메인 섹션 전용 패딩 (공지 바 대응) */
main.section {
    padding-top: 8rem;
    transition: padding-top 0.3s ease;
}

body.has-notice main.section {
    padding-top: 14.5rem;
    /* 공지 바(약 5-6rem) 만큼 추가 확보 */
}

/* ==================== 공지사항 바 (Fixed Layout Element) ==================== */
.notice-bar {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 4rem);
    max-width: 1200px;
    background: rgba(var(--color-primary-rgb), 0.05);
    /* Theme background */
    border: 1px solid rgba(var(--color-primary-rgb), 0.3);
    /* Theme border */
    border-radius: 1rem;
    padding: 1rem 1.5rem;
    z-index: 999;
    display: flex;
    justify-content: space-between;
    align-items: center;
    overflow: hidden;
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    box-shadow: 0 12px 40px -8px rgba(0, 0, 0, 0.6),
        0 0 10px rgba(var(--color-primary-rgb), 0.15);
    animation: noticeSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes noticeSlideIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.notice-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
    min-width: 0;
}

.notice-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.notice-text-container {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.notice-title {
    color: var(--color-primary);
    font-size: 1.2rem;
    animation: pulse 2s infinite;
    letter-spacing: -0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.notice-desc,
.notice-subtitle {
    color: var(--color-text-white);
    font-size: 0.9rem;
    opacity: 0.8;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 600px;
}

.notice-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.notice-detail-btn {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 1rem;
    background: rgba(var(--color-primary-rgb), 0.15);
    border: 1px solid rgba(var(--color-primary-rgb), 0.3);
    border-radius: 0.5rem;
    color: var(--color-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.notice-detail-btn:hover {
    background: rgba(var(--color-primary-rgb), 0.25);
    border-color: var(--color-primary);
    box-shadow: 0 0 15px rgba(var(--color-primary-rgb), 0.3);
    gap: 0.5rem;
}

.notice-detail-btn .material-symbols-outlined {
    font-size: 1rem;
    transition: transform 0.3s;
}

.notice-detail-btn:hover .material-symbols-outlined {
    transform: translateX(3px);
}

.notice-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notice-nav-btn {
    background: rgba(var(--color-primary-rgb), 0.1);
    border: 1px solid rgba(var(--color-primary-rgb), 0.2);
    color: var(--color-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.notice-nav-btn:hover {
    background: rgba(var(--color-primary-rgb), 0.2);
    border-color: rgba(var(--color-primary-rgb), 0.4);
    color: var(--color-primary);
}

.notice-nav-btn .material-symbols-outlined {
    font-size: 1.25rem;
}

.notice-indicator {
    color: var(--color-text-gray);
    font-size: 0.85rem;
    min-width: 2.5rem;
    text-align: center;
}

/* 공지사항 바 - 태블릿 반응형 */
@media (max-width: 1024px) {
    .notice-bar {
        width: calc(100% - 2rem);
        padding: 0.875rem 1rem;
    }

    .notice-title {
        font-size: 0.95rem;
    }

    .notice-subtitle {
        font-size: 0.8rem;
    }

    .notice-detail-btn {
        padding: 0.4rem 0.75rem;
        font-size: 0.85rem;
    }
}

/* 공지사항 바 - 모바일 반응형 */
@media (max-width: 768px) {
    .notice-bar {
        flex-direction: column;
        gap: 0.5rem;
        width: calc(100% - 1rem);
        top: 60px;
        padding: 0.625rem 0.875rem;
        border-radius: 0.625rem;
    }

    .notice-content {
        width: 100%;
        gap: 0.5rem;
    }

    .notice-icon {
        display: none;
    }

    .notice-text-container {
        flex: 1;
        min-width: 0;
        width: 100%;
    }

    .notice-title {
        font-size: 0.8rem;
        white-space: normal;
        word-break: keep-all;
        line-height: 1.4;
        display: block;
        overflow: visible;
    }

    .notice-subtitle {
        font-size: 0.7rem;
        white-space: normal;
        word-break: keep-all;
        line-height: 1.4;
        display: block;
        overflow: visible;
        color: var(--color-text-gray);
    }

    .notice-controls {
        width: 100%;
        justify-content: space-between;
        gap: 0.5rem;
    }

    .notice-detail-btn {
        flex: 1;
        justify-content: center;
        padding: 0.4rem 0.625rem;
        font-size: 0.75rem;
    }

    .notice-nav {
        gap: 0.25rem;
    }

    .notice-nav-btn {
        padding: 0.2rem;
    }

    .notice-nav-btn .material-symbols-outlined {
        font-size: 1rem;
    }

    .notice-indicator {
        font-size: 0.7rem;
        min-width: 1.75rem;
    }
}

/* 공지사항 바 - 작은 모바일 반응형 */
@media (max-width: 480px) {
    .notice-bar {
        top: 60px;
        width: calc(100% - 1rem);
        padding: 0.625rem 0.75rem;
    }

    .notice-icon {
        font-size: 1.2rem !important;
    }

    .notice-title {
        font-size: 0.8rem;
    }

    .notice-subtitle {
        font-size: 0.7rem;
    }

    .notice-detail-btn span:not(.material-symbols-outlined) {
        display: none;
    }

    .notice-detail-btn .material-symbols-outlined {
        font-size: 1.1rem;
    }

    .notice-detail-btn {
        padding: 0.4rem;
        min-width: auto;
    }
}