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

body {
    font-family: 'Noto Sans KR', sans-serif;
    line-height: 1.6;
}

/* 컨테이너 */
.nit_container {
    width: 1400px;
    margin: 0 auto;
    padding: 0 10px;
    position: relative;
}

/* 헤더 */
.nit_header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    background-image: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(250, 250, 250, 0.8));
    transform: translateY(0);
    opacity: 1;
}

.nit_header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(0, 123, 255, 0.1);
    background-image: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 249, 250, 0.9));
    transform: translateY(0);
}

/* 스크롤 시 헤더 내부 요소들의 부드러운 전환 */
.nit_header.scrolled .nit_menu_item > a {
    color: #2c3e50;
    font-weight: 600;
}

.nit_header.scrolled .nit_logo img {
    filter: brightness(1.1);
}

.nit_header.scrolled .nit_tel a {
    color: #007bff;
    font-weight: 700;
}

.nit_header.header-hidden {
    transform: translateY(-100%);
}

.nit_header.header-compact {
    height: 60px;
}

.nit_header.header-compact .nit_main_nav {
    height: 60px;
}

.nit_header.header-compact .nit_logo img {
    height: 45px;
    transition: all 0.3s ease;
}

.nit_header.header-compact .nit_menu_item > a {
    padding: 20px 0;
    font-size: 15px;
    transition: all 0.3s ease;
}

.nit_header.header-compact .nit_tel a {
    font-size: 16px;
    transition: all 0.3s ease;
}

/* 헤더 호버 효과 */
.nit_header:hover {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
}

/* 메인 네비게이션 */
.nit_main_nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    position: relative;
}

/* 모바일 메뉴 버튼 (기본적으로 숨김) */
.nit_mobile_menu_btn {
    display: none !important;
    position: fixed !important;
    right: 20px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    z-index: 1001 !important;
    width: 20px !important;
    height: 17px !important;
    cursor: pointer !important;
    padding: 0 !important;
    background: none !important;
    border: none !important;
    transition: all 0.3s ease !important;
}

.nit_mobile_menu_btn span {
    display: block !important;
    width: 100% !important;
    height: 3px !important;
    background: #333 !important;
    position: absolute !important;
    transition: all 0.3s ease !important;
    border-radius: 2px !important;
}

.nit_mobile_menu_btn span:nth-child(1) { 
    top: 0 !important; 
    transform-origin: center !important;
}
.nit_mobile_menu_btn span:nth-child(2) { 
    top: 50% !important; 
    transform: translateY(-50%) !important; 
    transform-origin: center !important;
}
.nit_mobile_menu_btn span:nth-child(3) { 
    bottom: 0 !important; 
    transform-origin: center !important;
}

/* 로고 */
.nit_logo {
    padding: 10px 0;
    flex: 0 0 200px;
    min-width: 0;
}

.nit_logo img {
    height: 60px;
}

/* 메인 메뉴 */
.nit_menu {
    display: flex;
    list-style: none;
    margin: 0 20px;
    flex: 1;
    justify-content: space-between;
}

.nit_menu_item {
    position: relative;
    flex: 1;
    text-align: center;
    border-bottom: 2px solid transparent;
    margin: 0;
    transition: all 0.3s ease;
}

.nit_menu_item:hover {
    border-bottom-color: #007bff;
    background-image: linear-gradient(to bottom, transparent 95%, rgba(0, 123, 255, 0.1));
}

.nit_menu_item > a {
    display: block;
    padding: 29px 0;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 17px;
    transition: all 0.3s ease;
    position: relative;
}

.nit_menu_item > a:after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #007bff, #0056b3);
    border-radius: 2px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(-50%);
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
}

.nit_menu_item:hover > a:after {
    width: 100%;
}

/* 서브메뉴 */
.nit_submenu {
    display: none;
    position: absolute;
    top: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.08),
        0 4px 16px rgba(0, 0, 0, 0.06),
        0 2px 8px rgba(0, 0, 0, 0.03);
    min-width: 200px;
    padding: 10px 0;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    margin-top: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(-10px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.nit_menu_item:hover .nit_submenu {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.nit_submenu li {
    list-style: none;
    position: relative;
    margin: 2px 0;
}

.nit_submenu li:first-child {
    margin-top: 0;
}

.nit_submenu li:last-child {
    margin-bottom: 0;
}

.nit_submenu a {
    border-radius: 8px;
    display: block;
    padding: 12px 20px;
    color: #6b7280;
    text-decoration: none;
    font-size: 13px;
    font-weight: 400;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.nit_submenu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.08), transparent);
    transition: left 0.5s ease;
}

.nit_submenu a:hover {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: #ffffff;
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.nit_submenu a:hover::before {
    left: 100%;
}

/* 서브메뉴 아이템 등장 애니메이션 */
.nit_submenu li {
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nit_menu_item:hover .nit_submenu li {
    opacity: 1;
    transform: translateY(0);
}

.nit_menu_item:hover .nit_submenu li:nth-child(1) { transition-delay: 0.1s; }
.nit_menu_item:hover .nit_submenu li:nth-child(2) { transition-delay: 0.15s; }
.nit_menu_item:hover .nit_submenu li:nth-child(3) { transition-delay: 0.2s; }
.nit_menu_item:hover .nit_submenu li:nth-child(4) { transition-delay: 0.25s; }
.nit_menu_item:hover .nit_submenu li:nth-child(5) { transition-delay: 0.3s; }

/* 전화번호 */
.nit_tel {
    margin-left: 20px;
    flex: 0 0 150px;
    text-align: right;
}

.nit_tel a {
    color: #333;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    transition: color 0.3s ease;
}

.nit_tel a:hover {
    color: #007bff;
}

/* 메인 비주얼 */
.nit_main_visual {
    position: relative;
    height: 700px;
    margin-top: 80px;
    overflow: hidden;
}

.nit_visual_slider {
    width: 100%;
    height: 100%;
    position: relative;
}

.nit_slide {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
}

.nit_slide_content {
    position: relative;
    z-index: 2;
    width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    color: #fff;
}

.nit_main_title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 30px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.nit_sub_title {
    font-size: 24px;
    line-height: 1.5;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards 0.3s;
}

.nit_slide_bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/main_visual.png');
    background-size: cover;
    background-position: center;
    animation: zoomInOut 15s infinite alternate;
}

.nit_slide_bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.6), rgba(0,0,0,0.3));
}

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

@keyframes zoomInOut {
    from {
        transform: scale(1);
    }
    to {
        transform: scale(1.1);
    }
}






/* KT 인터넷 섹션 */
.nit_internet_section {
    padding: 80px 0;
    background-color: #f8f9fa;
    overflow: hidden;
}

.nit_internet_wrap {
    display: flex;
    gap: 60px;
    align-items: center;
    opacity: 0;
    transform: translateY(30px);
}

.nit_internet_wrap.animate {
    animation: fadeInUp 1s ease forwards;
}

.nit_internet_info {
    display: flex;
    flex-direction: column;
    gap: 40px;
    max-width: 400px;
    flex: 0 0 auto;
}

.nit_info_content {
    max-width: 100%;
}

.nit_section_title {
    font-size: 36px;
    font-weight: 800;
    color: #1a1f2c;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
    min-width: 80px;
}

.nit_section_title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, #0072eb, #00a6ff);
    border-radius: 2px;
}

.nit_section_desc {
    font-size: 20px;
    line-height: 1.6;
    color: #4a5568;
    word-break: keep-all;
}

.nit_info_image {
    width: 100%;
    border-radius: 16px;
    overflow: hidden;
}

.nit_info_image img {
    width: 100%;
    height: 390px;
    display: block;
    object-fit: cover;
}

.nit_internet_services {
	flex: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.nit_service_item {
    background: #ffffff;
    padding: 25px;
    border-radius: 12px;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: auto;
    min-height: 280px;
    cursor: pointer;
    width: 100%;
    max-width: 420px;
    opacity: 0;
    transform: translateY(30px);
}

.nit_service_item.animate {
    animation: fadeInUp 0.8s ease forwards;
}

.nit_service_item:nth-child(1).animate { animation-delay: 0.1s; }
.nit_service_item:nth-child(2).animate { animation-delay: 0.2s; }
.nit_service_item:nth-child(3).animate { animation-delay: 0.3s; }
.nit_service_item:nth-child(4).animate { animation-delay: 0.4s; }

.nit_service_item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #4a90e2, #357abd);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.nit_service_item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    background: linear-gradient(145deg, #ffffff, #f8f9fa);
}

.nit_service_item:hover::before {
    transform: scaleX(1);
}

.nit_service_top {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    position: relative;
    z-index: 2;
}

.nit_service_icon {
    width: 65px;
    height: 65px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.4s ease;
}

.nit_service_icon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(74, 144, 226, 0.1);
    animation: pulseRing 3s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.nit_service_icon::after {
    content: '';
    position: absolute;
    width: 85%;
    height: 85%;
    border-radius: 50%;
    background: rgba(74, 144, 226, 0.15);
    animation: pulseRing 3s cubic-bezier(0.215, 0.61, 0.355, 1) infinite 0.5s;
}

.nit_service_icon i {
    font-size: 32px;
    color: #4a90e2;
    position: relative;
    z-index: 2;
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes pulseRing {
    0% {
        transform: scale(0.95);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.3;
    }
    100% {
        transform: scale(0.95);
        opacity: 0.5;
    }
}

@keyframes iconFloat {
    0%, 100% {
        transform: translateY(0) rotate(0);
    }
    25% {
        transform: translateY(-4px) rotate(3deg);
    }
    50% {
        transform: translateY(0) rotate(0);
    }
    75% {
        transform: translateY(4px) rotate(-3deg);
    }
}

/* 서비스별 아이콘 애니메이션 커스터마이징 */
.nit_service_item.general .nit_service_icon::before {
    animation-duration: 3.2s;
    background: rgba(74, 144, 226, 0.12);
}

.nit_service_item.office .nit_service_icon::before {
    animation-duration: 3.4s;
    background: rgba(44, 82, 130, 0.12);
}

.nit_service_item.giga .nit_service_icon::before {
    animation-duration: 3.6s;
    background: rgba(44, 122, 123, 0.12);
}

.nit_service_item.flex .nit_service_icon::before {
    animation-duration: 3.8s;
    background: rgba(40, 94, 97, 0.12);
}

/* 호버 효과 강화 */
.nit_service_item:hover .nit_service_icon i {
    animation: iconPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes iconPop {
    0% {
        transform: scale(1) rotate(0);
    }
    50% {
        transform: scale(1.2) rotate(8deg);
    }
    100% {
        transform: scale(1) rotate(0);
    }
}

/* 아이콘 그라데이션 효과 */
.nit_service_icon i {
    background: linear-gradient(45deg, #4a90e2, #357abd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 4px rgba(74, 144, 226, 0.2));
}

.nit_service_item:hover .nit_service_icon {
    transform: scale(1.1);
}

.nit_service_content {
    flex: 1;
    display: flex;
    flex-direction: column;
    transition: all 0.4s ease;
}

.nit_service_item:hover .nit_service_content {
    transform: translateY(-3px);
}

.nit_service_item h3 {
    font-size: 22px;
    font-weight: 600;
    color: #1a1f2c;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    letter-spacing: -0.5px;
}

.nit_service_item:hover h3 {
    color: #4a90e2;
}

.nit_service_item p {
    font-size: 15px;
    color: #4a5568;
    margin-bottom: 12px;
    line-height: 1.5;
    transition: all 0.3s ease;
    word-break: keep-all;
}

.nit_service_features {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 15px;
    transition: all 0.3s ease;
}

.nit_feature_tag {
    padding: 5px 12px;
    background-color: #f8fafc;
    border-radius: 20px;
    font-size: 13px;
    color: #4a5568;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    font-weight: 500;
}

.nit_service_item:hover .nit_feature_tag {
    background-color: rgba(74, 144, 226, 0.1);
    color: #4a90e2;
    border-color: rgba(74, 144, 226, 0.2);
    transform: translateX(3px);
}

.nit_service_btn_wrapper {
    margin-top: auto;
    width: 100%;
    position: relative;
    z-index: 2;
}

.nit_service_btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px 20px;
    background-color: #1a1f2c;
    color: #ffffff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.4s ease;
    gap: 8px;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.nit_service_btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, #4a90e2, #357abd);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.nit_service_item:hover .nit_service_btn {
    transform: translateY(-2px);
}

.nit_service_item:hover .nit_service_btn::before {
    opacity: 1;
}

.nit_service_btn span {
    position: relative;
    z-index: 2;
}

.nit_service_btn i {
    font-size: 15px;
    transition: transform 0.3s ease;
    position: relative;
    z-index: 2;
}

.nit_service_item:hover .nit_service_btn i {
    transform: translateX(5px);
}

/* 서비스별 아이콘 색상 */
.nit_service_item.general .nit_service_icon i {
    color: #4a90e2;
}

.nit_service_item.office .nit_service_icon i {
    color: #2c5282;
}

.nit_service_item.giga .nit_service_icon i {
    color: #2c7a7b;
}

.nit_service_item.flex .nit_service_icon i {
    color: #285e61;
}

/* 서비스별 호버 효과 */
.nit_service_item.general:hover .nit_service_icon i {
    color: #357abd;
}

.nit_service_item.office:hover .nit_service_icon i {
    color: #1a365d;
}

.nit_service_item.giga:hover .nit_service_icon i {
    color: #1e4e4e;
}

.nit_service_item.flex:hover .nit_service_icon i {
    color: #1a4747;
}


/* KT TV 섹션 */
.nit_tv_section {
    padding: 80px 0;
    background-color: #fff;
}

.nit_tv_wrap {
    display: flex;
    gap: 30px;
    align-items: center;
    flex-direction: row;
    opacity: 0;
    transform: translateY(30px);
}

.nit_tv_wrap.animate {
    animation: fadeInUp 1s ease forwards;
}

.nit_tv_services {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 40px 40px 40px 0px;
    opacity: 0;
    transform: translateY(30px);
}

.nit_tv_services.animate {
    animation: fadeInUp 1s ease forwards 0.2s;
}

.nit_tv_info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 30px;
    opacity: 0;
    transform: translateY(30px);
}

.nit_tv_info.animate {
    animation: fadeInUp 1s ease forwards 0.4s;
}

.nit_tv_main_content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    opacity: 1;
    transform: translateY(0);
}

.nit_tv_main_content.animate {
    animation: fadeInUp 1s ease forwards 0.4s;
}

.nit_tv_item {
    background: #fff;
    border-radius: 16px;
    padding: 25px;
    display: flex;
    gap: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    width: 100%;
    max-width: 620px;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.nit_tv_item.animate {
    animation: fadeInUp 1s ease forwards;
}

.nit_tv_item:nth-child(1).animate {
    animation-delay: 0.3s;
}

.nit_tv_item:nth-child(2).animate {
    animation-delay: 0.5s;
}

.nit_ott_partners {
	float:left;
	width:30%;
	display: flex;
    flex-wrap: wrap;
	gap: 20px;
    justify-content: center;
	margin:20px 0px 0px 20px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    opacity: 0;
    transform: translateY(30px);
}


.nit_ott_partners.animate {
    animation: fadeInUp 1s ease forwards 0.6s;
}

.nit_ott_icon {
    width: 120px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: #fff;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
}

.nit_ott_icon.animate {
    animation: fadeInUp 0.5s ease forwards;
}

.nit_ott_icon:nth-child(1).animate { animation-delay: 0.7s; }
.nit_ott_icon:nth-child(2).animate { animation-delay: 0.8s; }
.nit_ott_icon:nth-child(3).animate { animation-delay: 0.9s; }
.nit_ott_icon:nth-child(4).animate { animation-delay: 1.0s; }
.nit_ott_icon:nth-child(5).animate { animation-delay: 1.1s; }
.nit_ott_icon:nth-child(6).animate { animation-delay: 1.2s; }
.nit_ott_icon:nth-child(7).animate { animation-delay: 1.3s; }
.nit_ott_icon:nth-child(8).animate { animation-delay: 1.4s; }

.nit_ott_icon img {
    width: 75%;
    height: 75%;
    object-fit: contain;
    transition: all 0.3s ease;
}

.nit_ott_icon:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.nit_ott_icon:hover img {
    transform: scale(1.1);
}

.nit_tv_image {
	float: left;
	margin-top:20px;
    width: 67%;
	border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.nit_tv_image img {
    width: 100%;
    height: 280px;
    display: block;
}

.nit_tv_item.home_tv .nit_tv_icon::before {
    background: rgba(79, 172, 254, 0.12);
}

.nit_tv_item.home_tv .nit_tv_icon::after {
    background: rgba(79, 172, 254, 0.15);
}

.nit_tv_item.home_tv .nit_tv_icon i {
    background: linear-gradient(45deg, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 4px rgba(79, 172, 254, 0.2));
}

.nit_tv_content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.nit_tv_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.nit_tv_content h3 {
    font-size: 26px;
    font-weight: 700;
    color: #1a1f2c;
    letter-spacing: -0.5px;
    margin: 0;
}

.nit_tv_content p {
    font-size: 16px;
    color: #4a5568;
    line-height: 1.7;
    word-break: keep-all;
}

.nit_tv_features {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
	padding-top : 20px;
}

.nit_tv_tag {
    padding: 8px 16px;
    border-radius: 30px;
	font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.nit_tv_btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 16px;
    border-radius: 8px;
    background: #1a1f2c;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    margin: 0;
}

.nit_tv_btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.nit_tv_item.biz_tv .nit_tv_btn::before {
    background: linear-gradient(to right, #ff6b6b, #ff8787);
}

.nit_tv_item.home_tv .nit_tv_btn::before {
    background: linear-gradient(to right, #4facfe, #00f2fe);
}

.nit_tv_item:hover .nit_tv_btn::before {
    opacity: 1;
}

.nit_tv_item:hover .nit_tv_btn {
    transform: translateY(-2px);
}

.nit_tv_item:hover .nit_tv_btn i {
    transform: translateX(5px);
}

.nit_tv_item.biz_tv:hover .nit_tv_btn {
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.2);
}

.nit_tv_item.home_tv:hover .nit_tv_btn {
    box-shadow: 0 4px 12px rgba(79, 172, 254, 0.2);
}

/* TV 서비스별 아이콘 색상 */
.nit_tv_item.biz_tv .nit_tv_icon {
    color: #ff4d4d;
}

.nit_tv_item.biz_tv .nit_tv_icon::before {
    background: rgba(255, 77, 77, 0.4);
}

.nit_tv_item.biz_tv .nit_tv_icon::after {
    background: rgba(255, 77, 77, 0.35);
}

.nit_tv_item.biz_tv .nit_tv_tag {
    color: #ff4d4d;
    background: rgba(255, 77, 77, 0.1);
}

.nit_tv_item.home_tv .nit_tv_icon {
    color: #4facfe;
}

.nit_tv_item.home_tv .nit_tv_icon::before {
    background: rgba(79, 172, 254, 0.12);
}

.nit_tv_item.home_tv .nit_tv_icon::after {
    background: rgba(79, 172, 254, 0.08);
}

.nit_tv_item.home_tv .nit_tv_tag {
    color: #4facfe;
    background: rgba(79, 172, 254, 0.08);
}


/* KT 전화 섹션 */
.nit_phone_section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.nit_phone_wrap {
    display: flex;
    gap: 30px;
    align-items: center;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.nit_phone_wrap.animate {
    opacity: 1;
    transform: translateY(0);
}

.nit_phone_info {
    flex: 1;
    padding: 40px 0px 40px 0px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease 0.2s, transform 0.6s ease 0.2s;
}

.nit_phone_info.animate {
    opacity: 1;
    transform: translateY(0);
}

.nit_phone_services {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease 0.4s, transform 0.6s ease 0.4s;
}

.nit_phone_services.animate {
    opacity: 1;
    transform: translateY(0);
}

.nit_phone_image {
    margin-top: 30px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease 0.6s, transform 0.6s ease 0.6s;
}

.nit_phone_image.animate {
    opacity: 1;
    transform: translateY(0);
}

.nit_phone_image img {
    width: 200px;
	padding: 5px;
	height : 230px;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.nit_phone_banner {
    position: relative;
    height: 250px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: opacity 0.6s ease 0.8s, transform 0.6s ease 0.8s;
}

.nit_phone_banner.animate {
    opacity: 1;
    transform: translateY(0);
}

.nit_phone_banner .nit_banner_content {
    position: relative;
    z-index: 2;
    padding: 40px;
    color: #fff;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
}

.nit_phone_banner .nit_banner_content h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.nit_phone_banner .nit_banner_content p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 25px;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

.nit_phone_banner .nit_banner_bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.nit_phone_banner.general .nit_banner_bg {
    background-image: url('../images/phone_general.jpg');
}

.nit_phone_banner.business .nit_banner_bg {
    background-image: url('../images/phone_business.jpg');
}



/* 팝업 스타일 */
.nit_popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.nit_popup.active {
    display: flex;
}

.nit_popup_content {
    background-color: #fff;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.nit_popup_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #eee;
}

.nit_popup_header h3 {
    font-size: 20px;
    font-weight: 700;
    color: #333;
    margin: 0;
}

.nit_popup_close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
}

.nit_popup_body {
    padding: 20px;
    color: #333;
}

.nit_popup_body h4 {
    font-size: 16px;
    font-weight: 600;
    margin: 20px 0 10px;
}

.nit_popup_body p {
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 10px;
}

.nit_popup_body ul {
    padding-left: 20px;
    margin-bottom: 15px;
}

.nit_popup_body li {
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 5px;
}

.nit_popup_footer {
    padding: 15px 20px;
    border-top: 1px solid #eee;
    text-align: center;
}

.nit_popup_confirm {
    padding: 10px 30px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nit_popup_confirm:hover {
    background-color: #0056b3;
}

@keyframes floatIcon {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.nit_tv_icon {
	width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    position: relative;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.nit_tv_icon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: pulseRing 3s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.nit_tv_icon::after {
    content: '';
    position: absolute;
    width: 85%;
    height: 85%;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    animation: pulseRing 3s cubic-bezier(0.215, 0.61, 0.355, 1) infinite 0.5s;
}

.nit_tv_icon i {
    font-size: 32px;
    color: #fff;
    position: relative;
    z-index: 2;
    animation: iconFloat 4s ease-in-out infinite;
}

@keyframes pulseRing {
    0% {
        transform: scale(0.95);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.3;
    }
    100% {
        transform: scale(0.95);
        opacity: 0.5;
    }
}

@keyframes iconFloat {
    0%, 100% {
        transform: translateY(0) rotate(0);
    }
    25% {
        transform: translateY(-4px) rotate(3deg);
    }
    50% {
        transform: translateY(0) rotate(0);
    }
    75% {
        transform: translateY(4px) rotate(-3deg);
    }
}

.nit_tv_item:hover .nit_tv_icon {
    transform: scale(1.1);
}

.nit_tv_item:hover .nit_tv_icon i {
    animation: iconPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes iconPop {
    0% {
        transform: scale(1) rotate(0);
    }
    50% {
        transform: scale(1.2) rotate(8deg);
    }
    100% {
        transform: scale(1) rotate(0);
    }
}

/* 전화 서비스 배너 스타일 */
.nit_phone_item {
    background: #fff;
    border-radius: 16px;
    padding: 20px 30px 20px 30px;
    display: flex;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    width: 100%;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
}

.nit_phone_item.animate {
    opacity: 1;
    transform: translateY(0);
}

.nit_phone_icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    margin-bottom: 20px;
    position: relative;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.nit_phone_icon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: phoneRing 3s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.nit_phone_icon::after {
    content: '';
    position: absolute;
    width: 85%;
    height: 85%;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    animation: phoneRing 3s cubic-bezier(0.215, 0.61, 0.355, 1) infinite 0.5s;
}

.nit_phone_icon i {
    font-size: 32px;
    color: #fff;
    position: relative;
    z-index: 2;
    animation: phoneFloat 4s ease-in-out infinite;
}

/* 일반전화 호버 효과 */
.nit_phone_item.general .nit_phone_icon {
    color: #4facfe;
}

.nit_phone_item.general .nit_phone_icon::before {
    background: rgba(79, 172, 254, 0.3);
}

.nit_phone_item.general .nit_phone_icon::after {
    background: rgba(79, 172, 254, 0.25);
}

.nit_phone_item.general .nit_phone_icon i {
    color: #4facfe;
    position: relative;
    z-index: 3;
    animation: phoneFloat 4s ease-in-out infinite;
    filter: drop-shadow(0 2px 4px rgba(79, 172, 254, 0.3));
}

/* 기업인터넷전화 호버 효과 */
.nit_phone_item.business .nit_phone_icon {
    color: #ff4d4d;
}

.nit_phone_item.business .nit_phone_icon::before {
    background: rgba(255, 77, 77, 0.3);
}

.nit_phone_item.business .nit_phone_icon::after {
    background: rgba(255, 77, 77, 0.25);
}

.nit_phone_item.business .nit_phone_icon i {
    color: #ff4d4d;
    position: relative;
    z-index: 3;
    animation: phoneFloat 4s ease-in-out infinite;
    filter: drop-shadow(0 2px 4px rgba(255, 77, 77, 0.3));
}

/* 일반전화 호버 효과 */
.nit_phone_item.general:hover .nit_phone_icon {
    transform: scale(1.1);
}

.nit_phone_item.general:hover .nit_phone_icon::before {
    animation: phoneRing 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.nit_phone_item.general:hover .nit_phone_icon::after {
    animation: phoneRing 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite 0.5s;
}

.nit_phone_item.general:hover .nit_phone_icon i {
    animation: iconPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* 기업인터넷전화 호버 효과 */
.nit_phone_item.business:hover .nit_phone_icon {
    transform: scale(1.1);
}

.nit_phone_item.business:hover .nit_phone_icon::before {
    animation: phoneRing 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.nit_phone_item.business:hover .nit_phone_icon::after {
    animation: phoneRing 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite 0.5s;
}

.nit_phone_item.business:hover .nit_phone_icon i {
    animation: iconPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes phoneRing {
    0% {
        transform: scale(0.95);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.3;
    }
    100% {
        transform: scale(0.95);
        opacity: 0.5;
    }
}

@keyframes phoneFloat {
    0%, 100% {
        transform: translateY(0) rotate(0);
    }
    25% {
        transform: translateY(-4px) rotate(3deg);
    }
    50% {
        transform: translateY(0) rotate(0);
    }
    75% {
        transform: translateY(4px) rotate(-3deg);
    }
}

.nit_phone_content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.nit_phone_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.nit_phone_content h3 {
    font-size: 26px;
    font-weight: 700;
    color: #1a1f2c;
    letter-spacing: -0.5px;
    margin: 0;
}

.nit_phone_content p {
    font-size: 16px;
    color: #4a5568;
    line-height: 1.7;
    word-break: keep-all;
}

.nit_phone_features {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.nit_phone_tag {
	height: 45px;
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.nit_phone_btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 16px;
    border-radius: 8px;
    background: #1a1f2c;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    margin: 0;
}

.nit_phone_btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.nit_phone_item.general .nit_phone_btn::before {
    background: linear-gradient(to right, #4facfe, #00f2fe);
}

.nit_phone_item.business .nit_phone_btn::before {
    background: linear-gradient(to right, #ff4d4d, #ff8787);
}

.nit_phone_item:hover .nit_phone_btn::before {
    opacity: 1;
}

.nit_phone_item:hover .nit_phone_btn {
    transform: translateY(-2px);
}

.nit_phone_item:hover .nit_phone_btn i {
    transform: translateX(5px);
}

.nit_phone_item.general:hover .nit_phone_btn {
    box-shadow: 0 4px 12px rgba(79, 172, 254, 0.2);
}

.nit_phone_item.business:hover .nit_phone_btn {
    box-shadow: 0 4px 12px rgba(255, 77, 77, 0.2);
}

.nit_phone_btn span {
    position: relative;
    z-index: 3;
    display: inline-block;
}

.nit_phone_btn i {
    position: relative;
    z-index: 3;
    transition: transform 0.3s ease;
}

.nit_tv_btn span {
    position: relative;
    z-index: 3;
    display: inline-block;
}

.nit_tv_btn i {
    position: relative;
    z-index: 3;
    transition: transform 0.3s ease;
}

.nit_tv_btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.nit_detail_btn {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    margin-top: 8px;
}

.nit_detail_btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.nit_detail_popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.nit_detail_popup.active {
    display: flex;
}

.nit_detail_content {
    background: #fff;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    padding: 30px;
}

.nit_detail_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.nit_detail_header h3 {
    font-size: 20px;
    font-weight: 700;
    color: #2c3e50;
    margin: 0;
}

.nit_detail_close {
    background: none;
    border: none;
    font-size: 24px;
    color: #666;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.nit_detail_body {
    color: #2c3e50;
    line-height: 1.6;
}

.nit_detail_body h4 {
    font-size: 16px;
    font-weight: 600;
    margin: 20px 0 10px;
    color: #3498db;
}

.nit_detail_body p {
    font-size: 14px;
    margin-bottom: 15px;
}

.nit_detail_body ul {
    padding-left: 20px;
    margin-bottom: 15px;
}

.nit_detail_body li {
    font-size: 14px;
    margin-bottom: 8px;
    position: relative;
}

.nit_detail_body li:before {
    content: "•";
    color: #3498db;
    position: absolute;
    left: -15px;
}

.nit_detail_footer {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid #eee;
    text-align: center;
}

.nit_detail_confirm {
    padding: 8px 20px;
    background: #3498db;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nit_detail_confirm:hover {
    background: #2980b9;
    transform: translateY(-1px);
}

.nit_inquiry_list {
    background: #fff;
    border-radius: 8px;
    padding: 5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.nit_slide_container {
    max-height: 460px;
    overflow: hidden;
    position: relative;
}

.nit_slide_list {
    list-style: none;
    padding: 0;
    margin: 0;
    position: relative;
    animation: slideUp 30s linear infinite;
}

@keyframes slideUp {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-100%);
    }
}

.nit_consult_item {
    padding: 15px;
    border-bottom: 1px solid #eee;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.nit_consult_item:hover {
    background: #f1f3f5;
    transform: translateX(5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.nit_consult_content {
    font-size: 12px;
    color: #333;
    line-height: 1.5;
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    max-width: 280px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nit_consult_content::before {
    content: '\f0e0';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    color: #3498db;
    font-size: 16px;
    flex-shrink: 0;
}

.nit_consult_time {
    font-size: 12px;
    color: #666;
    display: flex;
    align-items: center;
    gap: 5px;
    flex-shrink: 0;
    min-width: 120px;
    justify-content: flex-end;
    font-weight: 500;
}

.nit_consult_time::before {
    content: '\f133';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 12px;
    color: #666;
}

.nit_footer {
    background-color: #1a1f2c;
    padding: 40px 0;
    font-size: 14px;
    color: #ffffff;
    border-top: 1px solid #2a3347;
}

.nit_footer_container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.nit_footer_links {
    text-align: left;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid #2a3347;
}

.nit_footer_link {
    color: #a0aec0;
    text-decoration: none;
    margin-right: 20px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nit_footer_link:hover {
    color: #ffffff;
    text-decoration: none;
}

.nit_separator {
    color: #4a5568;
    margin: 0 10px;
}

.nit_footer_content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
}

.nit_footer_left {
    display: flex;
    align-items: flex-start;
    gap: 40px;
}

.nit_footer_right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width: 150px;
}

.nit_footer_logo h3 {
    color: #ffffff;
    margin-bottom: 0;
    font-size: 24px;
    font-weight: 600;
    white-space: nowrap;
}

.nit_footer_info {
    width: auto;
}

.nit_footer_line {
    margin: 0 0 10px 0;
    line-height: 1.6;
    color: #e2e8f0;
    white-space: nowrap;
}

.nit_footer_line:last-child {
    margin-bottom: 0;
}

.nit_workmark {
    font-size: 24px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 2px;
    padding-top: 30px;
    line-height: 0.8;
    text-align: right;
    max-width: 100%;
    overflow: hidden;
}

.nit_workmark img {
    height: 25px;
    max-width: 100%;
    width: auto;
}


.nit_quickbar {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    padding: 15px 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(8px);
    z-index: 1000;
    border: 1px solid rgba(255, 255, 255, 0.2);
    width: 190px;
}

.nit_quickbar_list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0px;
}

.nit_quickbar_item {
    margin: 0;
}

.nit_quickbar_link {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    color: #2c3e50;
    text-decoration: none;
    font-size: 14px;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-weight: 700;
    position: relative;
}

.nit_quickbar_link:hover {
    background: rgba(52, 152, 219, 0.1);
    color: #3498db;
    transform: translateX(-3px);
    border-radius: 10px;
}

.nit_quickbar_separator {
    height: 1px;
    background: #e2e8f0;
    margin: 5px 0;
}

.nit_quickbar_separator.double {
    margin: 5px 0;
    height: 2px;
    background: #e2e8f0;
}

/* 퀵바 아이콘 영역 */
.nit_quickbar_link::before {
    content: '';
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #3498db;
    font-size: 16px;
    margin-right: 12px;
    flex-shrink: 0;
}

.nit_quickbar_link span {
    flex: 1;
    text-align: center;
    margin-right: 12px;
}

/* 퀵바 아이콘 */
.nit_quickbar_link[href="#home"]::before {
    content: "\f015";
}

.nit_quickbar_link[href="#internet"]::before {
    content: "\f6ff";
}

.nit_quickbar_link[href="#phone"]::before {
    content: "\f3cd";
}

.nit_quickbar_link[href="#tv"]::before {
    content: "\f26c";
}

.nit_quickbar_link[href="#network"]::before {
    content: "\f0e8";
}

.nit_quickbar_link[href="#inquiry"]::before {
    content: "\f0e0";
}

.nit_quickbar_link[href="#kakao"]::before {
    content: "\f075";
}

.nit_quickbar_link[href="#tel"]::before {
    content: "\f879";
}

.nit_quickbar_link[href="#top"]::before {
    content: "\f062";
}

/* ========================================
   반응형 미디어쿼리 (width 크기별 정리)
   ======================================== */

/* 1806px 이하 - 퀵바 숨김 */
@media screen and (max-width: 1806px) {
    .nit_quickbar {
        display: none;
    }
}

/* 1400px 이하 - 기본 컨테이너 조정 */
@media screen and (max-width: 1400px) {
    .nit_container {
        width: 100%;
        padding: 0 10px;
    }

    .nit_slide_content {
        width: 100%;
        padding: 0 10px;
    }

    .nit_internet_wrap {
        gap: 40px;
    }
    
    .nit_internet_services {
        gap: 25px;
    }
    
    .nit_service_item {
        padding: 20px;
        width: 100%;
        max-width: none;
    }

    .nit_tv_wrap {
        gap: 25px;
    }
    
    .nit_tv_services {
        padding: 30px 30px 30px 0;
        gap: 15px;
    }

    .nit_tv_item {
        padding: 20px;
        gap: 20px;
        width: 100%;
        max-width: 100%;
    }

    .nit_tv_icon {
        width: 60px;
        height: 60px;
    }

    .nit_tv_icon i {
        font-size: 28px;
    }

    .nit_tv_content h3 {
        font-size: 22px;
    }
    
    .nit_tv_content p {
        font-size: 15px;
    }
    
    .nit_tv_btn {
        padding: 8px 14px;
        font-size: 14px;
    }
}

/* 1200px 이하 - 중간 화면 조정 */
@media screen and (max-width: 1200px) {
    .nit_container {
        width: 100%;
        padding: 0 10px;
    }

    .nit_internet_wrap {
        gap: 30px;
    }
    
    .nit_internet_services {
        gap: 20px;
    }
    
    .nit_service_item {
        padding: 18px;
    }

    .nit_tv_services,
    .nit_phone_services {
        padding: 30px;
    }

    .nit_tv_item,
    .nit_phone_item {
        padding: 30px;
    }

    .nit_tv_icon,
    .nit_phone_icon {
        width: 70px;
        height: 70px;
    }

    .nit_tv_icon i,
    .nit_phone_icon i {
        font-size: 28px;
    }

    .nit_tv_content h3,
    .nit_phone_content h3 {
        font-size: 24px;
    }

    .nit_tv_content p,
    .nit_phone_content p {
        font-size: 15px;
    }

    .nit_tv_tag,
    .nit_phone_tag {
        padding: 6px 12px;
        font-size: 13px;
    }

    .nit_tv_btn,
    .nit_phone_btn {
        padding: 6px 12px;
        font-size: 14px;
    }

    .nit_tv_services {
        padding: 25px 25px 25px 0;
    }

    .nit_tv_item {
        padding: 18px;
        gap: 18px;
    }

    .nit_tv_icon {
        width: 55px;
        height: 55px;
    }

    .nit_tv_icon i {
        font-size: 26px;
    }

    .nit_tv_content h3 {
        font-size: 20px;
    }
    
    .nit_tv_content p {
        font-size: 14px;
    }
    
    .nit_tv_btn {
        padding: 7px 12px;
        font-size: 13px;
    }

    .nit_phone_wrap {
        gap: 40px;
    }
    
    .nit_phone_banner {
        height: 220px;
    }
    
    .nit_phone_banner .nit_banner_content {
        padding: 30px;
    }
    
    .nit_phone_banner .nit_banner_content h3 {
        font-size: 24px;
    }
}

/* 964px 이하 - 푸터 반응형 조정 */
@media screen and (max-width: 964px) {
    .nit_footer_content {
        flex-direction: column;
        gap: 20px;
    }

    .nit_footer_left {
        flex-direction: column;
        gap: 20px;
        width: 100%;
    }

    .nit_footer_right {
        width: 100%;
        justify-content: center;
    }

    .nit_footer_line {
        white-space: normal;
        word-break: keep-all;
        line-height: 1.5;
    }

    .nit_workmark {
        padding-top: 20px;
        text-align: center;
    }

    .nit_workmark img {
        height: 20px;
    }
}

/* 1024px 이하 - 태블릿 모드 */
@media screen and (max-width: 1024px) {
    .nit_header.header-compact .nit_main_nav {
        height: 60px;
    }
    
    .nit_header.header-compact .nit_logo img {
        height: 40px;
    }
    
    .nit_header.header-compact .nit_menu_item > a {
        padding: 15px 0;
        font-size: 14px;
    }

    /* 모바일 메뉴 버튼 표시 */
    .nit_mobile_menu_btn {
        display: block !important;
        position: fixed !important;
        right: 20px !important;
        top: 50% !important;
        transform: translateY(-50%) !important;
        z-index: 1001 !important;
    }

    /* 로고 크기 조정 */
    .nit_logo {
        flex: 0 0 auto !important;
        max-width: calc(100% - 100px) !important;
        min-width: 0 !important;
    }

    .nit_logo img {
        height: 50px;
        max-width: 100%;
    }
    
    .nit_menu {
        display: none;
        position: absolute;
        top: 80px;
        right: 0;
        width: 300px;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        box-shadow: 0 8px 32px rgba(0,0,0,0.1);
        border: 1px solid rgba(0, 123, 255, 0.1);
        border-top: none;
        border-radius: 0 0 8px 8px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nit_menu.active {
        display: flex;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nit_menu_item {
        width: 100%;
        border-bottom: 1px solid rgba(225, 225, 225, 0.6);
        margin: 0;
        background-image: none;
    }

    .nit_menu_item:hover {
        background-image: linear-gradient(to right, transparent, rgba(0, 123, 255, 0.03));
        border-bottom-color: rgba(225, 225, 225, 0.6);
    }

    .nit_menu_item > a:after {
        display: none;
    }

    .nit_submenu {
        position: static;
        transform: none;
        box-shadow: none;
        width: 100%;
        display: none;
        background: rgba(250, 250, 250, 0.8);
        border: none;
        border-top: 1px solid rgba(225, 225, 225, 0.4);
        margin-top: 0;
        border-radius: 0;
        opacity: 0;
        max-height: 0;
        overflow: hidden;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nit_menu_item:hover .nit_submenu {
        display: none;
    }

    .nit_menu_item.active .nit_submenu {
        display: block;
        opacity: 1;
        max-height: 500px;
    }

    .nit_menu_item > a {
        padding: 15px 20px;
        text-align: left;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .nit_menu_item > a::after {
        content: '+';
        font-size: 20px;
        transition: transform 0.3s ease;
    }

    .nit_menu_item.active > a::after {
        transform: rotate(45deg);
    }

    .nit_submenu a {
        padding: 12px 30px;
        opacity: 0;
        transform: translateX(-10px);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nit_menu_item.active .nit_submenu a {
        opacity: 1;
        transform: translateX(0);
    }

    .nit_menu_item.active .nit_submenu a:nth-child(1) { transition-delay: 0.1s; }
    .nit_menu_item.active .nit_submenu a:nth-child(2) { transition-delay: 0.15s; }
    .nit_menu_item.active .nit_submenu a:nth-child(3) { transition-delay: 0.2s; }
    .nit_menu_item.active .nit_submenu a:nth-child(4) { transition-delay: 0.25s; }
    .nit_menu_item.active .nit_submenu a:nth-child(5) { transition-delay: 0.3s; }

    .nit_tel {
        display: none;
    }

    /* 모바일 메뉴 버튼 */
    .nit_mobile_menu_btn {
        width: 30px;
        height: 20px;
        cursor: pointer;
        z-index: 1001;
        padding: 0;
        background: none;
        border: none;
        transition: all 0.3s ease;
    }

    .nit_mobile_menu_btn span {
        display: block;
        width: 100%;
        height: 3px;
        background: #333;
        position: absolute;
        transition: all 0.3s ease;
        border-radius: 2px;
    }

    .nit_mobile_menu_btn span:nth-child(1) { 
        top: 0; 
        transform-origin: center;
    }
    .nit_mobile_menu_btn span:nth-child(2) { 
        top: 50%; 
        transform: translateY(-50%); 
        transform-origin: center;
    }
    .nit_mobile_menu_btn span:nth-child(3) { 
        bottom: 0; 
        transform-origin: center;
    }

    .nit_mobile_menu_btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(0, 8px);
        top: 50%;
    }

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

    .nit_mobile_menu_btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(0, -8px);
        top: 50%;
    }

    /* 햄버거 버튼 호버 효과 */
    .nit_mobile_menu_btn:hover {
        transform: scale(1.05);
    }

    .nit_mobile_menu_btn:hover span {
        background: #007bff;
    }

    .nit_internet_wrap {
        flex-direction: column;
        gap: 40px;
    }
    
    .nit_internet_info {
        margin-bottom: 0;
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .nit_internet_services {
        width: 100%;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .nit_service_item {
        width: 100%;
        max-width: none;
        padding: 20px;
    }
    
    .nit_section_title {
        font-size: 32px;
        text-align: center;
    }
    
    .nit_section_desc {
        font-size: 16px;
        text-align: center;
    }

    .nit_tv_wrap {
        flex-direction: column;
        gap: 40px;
    }

    .nit_tv_main_content {
        order: 1;
        margin-bottom: 0;
        width: 100%;
        text-align: center;
        opacity: 1;
        transform: translateY(0);
    }

    .nit_tv_services {
        order: 2;
        padding: 0;
        width: 100%;
    }

    .nit_tv_item {
        padding: 20px;
        gap: 20px;
        width: 100%;
        max-width: 100%;
    }

    .nit_tv_icon {
        width: 50px;
        height: 50px;
    }

    .nit_tv_icon i {
        font-size: 22px;
    }

    .nit_tv_content h3 {
        font-size: 20px;
    }

    .nit_tv_content p {
        font-size: 14px;
    }
    
    .nit_tv_btn {
        padding: 8px 16px;
        font-size: 14px;
    }
    
    .nit_tv_tag {
        padding: 15px 12px;
        font-size: 12px;
        text-align: center;
    }

    .nit_phone_wrap {
        flex-direction: column;
    }
    
    .nit_phone_info {
        margin-bottom: 50px;
    }
    
    .nit_phone_banner {
        height: 200px;
    }

    .nit_phone_section {
        padding: 40px 0px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_container {
        padding: 0 10px;
        width: 100%;
        max-width: none;
        box-sizing: border-box;
    }
    
    .nit_phone_wrap {
        flex-direction: column;
        gap: 20px;
        padding: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_info {
        padding: 20px 0;
        text-align: center;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_info h2 {
        font-size: 24px;
        margin-bottom: 15px;
        width: 100%;
    }
    
    .nit_phone_info p {
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: 20px;
        width: 100%;
    }
    
    .nit_phone_image {
        display: flex;
        justify-content: center;
        gap: 10px;
        flex-wrap: wrap;
        width: 100%;
        padding: 0;
    }
    
    .nit_phone_image img {
        max-width: 120px;
        height: auto;
        border-radius: 8px;
        flex: 0 0 auto;
    }
    
    .nit_phone_services {
        padding: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_item {
        margin-bottom: 15px;
        padding: 15px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_content {
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_content h3 {
        font-size: 18px;
        margin-bottom: 10px;
        width: 100%;
    }
    
    .nit_phone_content p {
        font-size: 14px;
        line-height: 1.5;
        width: 100%;
    }
}

/* 768px 이하 - 모바일 모드 */
@media screen and (max-width: 768px) {
    .nit_menu {
        width: 50%;
        right: 0;
        left: 50%;
        border-radius: 0;
    }

    .nit_mobile_menu_btn {
        right: 15px !important;
        position: fixed !important;
        width: 28px;
        height: 18px;
        padding: 0;
        background: none;
        border: none;
    }

    .nit_logo img {
        height: 45px;
    }

    .nit_main_visual {
        height: 500px;
    }

    .nit_main_title {
        font-size: 25px;
        margin-bottom: 20px;
    }

    .nit_sub_title {
        font-size: 16px;
    }

    .nit_internet_section {
        padding: 60px 0;
    }
    
    .nit_internet_wrap {
        gap: 30px;
    }
    
    .nit_internet_services {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .nit_service_item {
        padding: 20px;
        width: 100%;
        max-width: none;
    }

    .nit_internet_info {
        padding: 0;
        gap: 25px;
        max-width: 100%;
        margin: 0;
    }

    .nit_section_title {
        font-size: 28px;
        text-align: center;
    }

    .nit_section_desc {
        font-size: 16px;
        text-align: center;
    }

    .nit_tv_section {
        padding: 60px 0;
    }

    .nit_tv_main_content {
        opacity: 1;
        transform: translateY(0);
    }

    .nit_tv_services {
        padding: 0;
        gap: 15px;
    }

    .nit_tv_item {
        padding: 18px;
        gap: 15px;
        flex-direction: column;
    }

    .nit_tv_icon {
        width: 45px;
        height: 45px;
    }

    .nit_tv_icon i {
        font-size: 18px;
    }

    .nit_tv_content h3 {
        font-size: 18px;
    }

    .nit_tv_content p {
        font-size: 13px;
    }

    .nit_tv_tag {
        padding: 15px 20px;
        font-size: 14px;
        align-items: center;
    }
    
    .nit_tv_features {
        padding-top: 0px;
    }	

    .nit_tv_btn {
        padding: 6px 12px;
        font-size: 12px;
        margin: 0 auto;
    }
    
    .nit_tv_ott_row {
        display: block !important;
        position: relative !important;
    }
    
    .nit_tv_image {
        display: block !important;
        width: 100% !important;
        margin-bottom: 20px !important;
    }
    
    .nit_tv_ott_row .nit_ott_partners {
        position: absolute !important;
        display: inline-block !important;
        width: auto !important;
        margin: 0 !important;
        padding: 0 !important;
        background: transparent !important;
        box-shadow: none !important;
        border-radius: 0 !important;
        bottom: 0 !important;
    }
    
    .nit_tv_ott_row .nit_ott_partners:nth-child(2) {
        right: 270px !important;
    }
    
    .nit_tv_ott_row .nit_ott_partners:nth-child(3) {
        right: 180px !important;
    }
    
    .nit_tv_ott_row .nit_ott_partners:nth-child(4) {
        right: 90px !important;
    }
    
    .nit_tv_ott_row .nit_ott_partners:nth-child(5) {
        right: 0 !important;
    }
    
    .nit_ott_icon {
        width: 80px !important;
        height: 45px !important;
        margin: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0 !important;
        background: #fff !important;
        border-radius: 12px !important;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1) !important;
    }

    .nit_phone_section {
        padding: 40px 0px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_container {
        padding: 0 10px;
        width: 100%;
        max-width: none;
        box-sizing: border-box;
    }
    
    .nit_phone_wrap {
        flex-direction: column;
        gap: 20px;
        padding: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_info {
        padding: 20px 0;
        text-align: center;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_info h2 {
        font-size: 24px;
        margin-bottom: 15px;
        width: 100%;
    }
    
    .nit_phone_info p {
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: 20px;
        width: 100%;
    }
    
    .nit_phone_image {
        display: flex;
        justify-content: center;
        gap: 10px;
        flex-wrap: wrap;
        width: 100%;
        padding: 0;
    }
    
    .nit_phone_image img {
        max-width: 180px;
        height: auto;
        border-radius: 8px;
        flex: 0 0 auto;
    }
    
    .nit_phone_services {
        padding: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_item {
        margin-bottom: 15px;
        padding: 15px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_content {
        width: 100%;
        box-sizing: border-box;
    }
    
    .nit_phone_content h3 {
        font-size: 18px;
        margin-bottom: 10px;
        width: 100%;
    }
    
    .nit_phone_content p {
        font-size: 14px;
        line-height: 1.5;
        width: 100%;
    }
    
    .nit_phone_banner {
        height: 180px;
    }
    
    .nit_phone_banner .nit_banner_content {
        padding: 25px;
    }
    
    .nit_phone_banner .nit_banner_content h3 {
        font-size: 22px;
    }
    
    .nit_phone_banner .nit_banner_content p {
        font-size: 14px;
    }

    .nit_quickbar {
        display: none;
    }

    .nit_footer {
        padding: 30px 0;
    }

    .nit_footer_content {
        flex-direction: column;
        gap: 20px;
    }

    .nit_footer_left {
        flex-direction: column;
        gap: 20px;
    }

    .nit_footer_right {
        width: 100%;
        justify-content: center;
    }

    .nit_footer_line {
        white-space: normal;
    }

    .nit_workmark {
        padding-top: 20px;
        text-align: center;
    }

    .nit_workmark img {
        height: 20px;
    }
}

/* 627px 이하 - 특수 모바일 조정 */
@media screen and (max-width: 627px) {
    .nit_phone_image img:nth-child(2) {
        display: none !important;
    }
    
    .nit_phone_section {
        padding: 40px 0px !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .nit_container {
        padding: 0 10px !important;
        width: 100% !important;
        max-width: none !important;
        box-sizing: border-box !important;
    }
    
    .nit_phone_wrap {
        flex-direction: column !important;
        gap: 20px !important;
        padding: 0 !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .nit_phone_info {
        padding: 20px 0 !important;
        text-align: center !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .nit_phone_info h2 {
        font-size: 24px !important;
        margin-bottom: 15px !important;
        width: 100% !important;
    }
    
    .nit_phone_info p {
        font-size: 16px !important;
        line-height: 1.6 !important;
        margin-bottom: 20px !important;
        width: 100% !important;
    }
    
    .nit_phone_image {
        display: flex !important;
        justify-content: center !important;
        gap: 10px !important;
        flex-wrap: wrap !important;
        width: 100% !important;
        padding: 0 !important;
    }
    
    .nit_phone_image img {
        max-width: 180px !important;
        height: auto !important;
        border-radius: 8px !important;
        flex: 0 0 auto !important;
    }
    
    .nit_phone_services {
        padding: 0 !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .nit_phone_item {
        margin-bottom: 15px !important;
        padding: 15px !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .nit_phone_content {
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .nit_phone_content h3 {
        font-size: 18px !important;
        margin-bottom: 10px !important;
        width: 100% !important;
    }
    
    .nit_phone_content p {
        font-size: 14px !important;
        line-height: 1.5 !important;
        width: 100% !important;
    }
}

/* 576px 이하 - 작은 모바일 */
@media screen and (max-width: 576px) {
    .nit_tv_section,
    .nit_phone_section {
        padding: 40px 0;
    }

    .nit_tv_item,
    .nit_phone_item {
        padding: 15px;
    }

    .nit_tv_icon,
    .nit_phone_icon {
        width: 40px;
        height: 40px;
    }

    .nit_tv_icon i,
    .nit_phone_icon i {
        font-size: 18px;
    }

    .nit_tv_content h3,
    .nit_phone_content h3 {
        font-size: 18px;
    }

    .nit_tv_content p,
    .nit_phone_content p {
        font-size: 12px;
    }

    .nit_tv_tag,
    .nit_phone_tag {
        padding: 15px 8px;
        font-size: 12px;
    }

    .nit_tv_btn,
    .nit_phone_btn {
        padding: 4px 8px;
        font-size: 12px;
    }

    .nit_workmark {
        padding-top: 15px;
        text-align: center;
    }

    .nit_workmark img {
        height: 18px;
    }

    .nit_internet_section {
        padding: 40px 0;
    }
    
    .nit_internet_wrap {
        gap: 25px;
    }
    
    .nit_internet_services {
        gap: 15px;
    }
    
    .nit_service_item {
        padding: 15px;
        height: auto;
        min-height: 200px;
    }

    .nit_section_title {
        font-size: 24px;
    }

    .nit_section_desc {
        font-size: 14px;
    }
    
    .nit_service_item h3 {
        font-size: 18px;
    }
    
    .nit_service_item p {
        font-size: 13px;
    }
    
    .nit_service_btn {
        padding: 10px 15px;
        font-size: 13px;
    }
    
    .nit_service_btn i {
        font-size: 12px;
    }
    
    .nit_service_icon {
        width: 50px;
        height: 50px;
    }
    
    .nit_service_icon i {
        font-size: 24px;
    }
    
    .nit_feature_tag {
        padding: 4px 8px;
        font-size: 11px;
    }

    .nit_tv_section {
        padding: 40px 0;
    }
    
    .nit_tv_wrap {
        gap: 25px;
    }
    
    .nit_tv_main_content {
        opacity: 1;
        transform: translateY(0);
    }
    
    .nit_tv_services {
        gap: 12px;
    }
    
    .nit_tv_item {
        padding: 15px;
        gap: 12px;
    }

    .nit_tv_icon {
        width: 40px;
        height: 40px;
    }

    .nit_tv_icon i {
        font-size: 16px;
    }

    .nit_tv_content h3 {
        font-size: 16px;
    }

    .nit_tv_content p {
        font-size: 12px;
    }

    .nit_tv_btn {
        padding: 5px 10px;
        font-size: 11px;
    }
}

/* 480px 이하 - 매우 작은 모바일 */
@media screen and (max-width: 480px) {
    .nit_mobile_menu_btn {
        right: 10px !important;
        position: fixed !important;
        width: 26px;
        height: 16px;
        padding: 0;
        background: none;
        border: none;
    }

    .nit_logo img {
        height: 40px;
    }

    .nit_mobile_menu_btn span {
        height: 2px;
    }

    .nit_mobile_menu_btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(0, 6px);
        top: 50%;
    }

    .nit_mobile_menu_btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(0, -6px);
        top: 50%;
    }

    .nit_slide_content {
        padding: 0 10px;
    }

    .nit_tv_ott_row .nit_ott_partners:nth-child(2) {
        right: 240px !important;
    }
    
    .nit_tv_ott_row .nit_ott_partners:nth-child(3) {
        right: 160px !important;
    }
    
    .nit_tv_ott_row .nit_ott_partners:nth-child(4) {
        right: 80px !important;
    }
    
    .nit_tv_ott_row .nit_ott_partners:nth-child(5) {
        right: 0 !important;
    }
    
    .nit_ott_icon {
        width: 70px !important;
        height: 40px !important;
        border-radius: 8px !important;
    }

    .nit_tv_section {
        padding: 30px 0;
    }
    
    .nit_tv_wrap {
        gap: 20px;
    }
    
    .nit_tv_main_content {
        opacity: 1;
        transform: translateY(0);
    }
    
    .nit_tv_services {
        gap: 10px;
    }
    
    .nit_tv_item {
        padding: 12px;
        gap: 10px;
    }

    .nit_tv_icon {
        width: 50px;
        height: 50px;
    }

    .nit_tv_icon i {
        font-size: 14px;
    }

    .nit_tv_content h3 {
        font-size: 15px;
    }

    .nit_tv_content p {
        font-size: 14px;
    }

    .nit_tv_tag {
        padding: 13px 6px;
        font-size: 12px;
    }

    .nit_tv_btn {
        padding: 4px 8px;
        font-size: 10px;
    }

    .nit_internet_section {
        padding: 30px 0;
    }
    
    .nit_internet_wrap {
        gap: 20px;
    }
    
    .nit_internet_services {
        gap: 12px;
    }
    
    .nit_service_item {
        padding: 12px;
        height: auto;
        min-height: 180px;
    }

    .nit_section_title {
        font-size: 22px;
    }

    .nit_section_desc {
        font-size: 13px;
    }
    
    .nit_service_item h3 {
        font-size: 16px;
    }
    
    .nit_service_item p {
        font-size: 12px;
    }
    
    .nit_service_btn {
        padding: 8px 12px;
        font-size: 12px;
    }
    
    .nit_service_btn i {
        font-size: 11px;
    }
    
    .nit_service_icon {
        width: 45px;
        height: 45px;
    }
    
    .nit_service_icon i {
        font-size: 20px;
    }
    
    .nit_feature_tag {
        padding: 3px 6px;
        font-size: 12px;
    }
}

/* 360px 이하 - 초소형 모바일 */
@media screen and (max-width: 360px) {
    .nit_mobile_menu_btn {
        right: 8px !important;
        position: fixed !important;
        width: 24px;
        height: 14px;
        padding: 0;
        background: none;
        border: none;
    }

    .nit_logo img {
        height: 35px;
    }
}