:root {
    --egg-orange: #FF8C00;
    --egg-black: #111111;
    --egg-dark-gray: #333333;
    --egg-light-gray: #F5F5F5;
    --text-gray: #666666;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Pretendard', sans-serif;
    background: #fff;
    color: var(--egg-black);
    line-height: 1.6;
    word-break: keep-all;
    overflow-x: hidden;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
a {
    text-decoration: none;
    color: inherit;
}
ul {
    list-style: none;
}
header {
    height: 90px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #eee;
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 1000;
}
header nav.container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}
.logo a {
    text-decoration: none;
    display: flex;
    align-items: center;
    position: relative;
    height: 60px;
}
.logo-egg-box {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 140px;
    height: 100%;
}
.logo-text-default {
    color: var(--egg-black);
    font-weight: 900;
    font-size: 1.3rem;
    transition: all 0.3s ease;
    z-index: 2;
}
.logo-egg-shape {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 48px;
    height: 60px;
    background-color: var(--egg-orange);
    color: #fff;
    font-weight: 900;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    box-shadow: 0 4px 15px rgba(255, 165, 0, 0.25);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 3;
    pointer-events: none;
}
.logo:hover .logo-text-default {
    opacity: 0;
    transform: scale(0.9);
}
.logo:hover .logo-egg-shape {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}
.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
    margin-left: auto;
}
.nav-links a {
    position: relative;
    font-weight: 700;
    font-size: 1.1rem;
    transition: 0.3s;
}
.nav-links a:hover,
.nav-links a.active {
    color: var(--egg-orange);
}
.nav-links a:hover::after {
    width: 100%;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--egg-orange);
    transition: 0.3s;
}
.nav-btn {
    background: var(--egg-black);
    color: var(--egg-orange) !important;
    padding: 12px 28px;
    border-radius: 4px;
}
.nav-btn:hover {
    background: var(--egg-orange) !important;
    color: var(--egg-black) !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}
.stats {
    padding: 100px 0;
    background: var(--egg-black);
    color: #fff;
    text-align: center;
}
.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}
.stat-item {
    cursor: default;
    transition: transform 0.3s ease;
}
.stat-item h2 {
    font-size: 4rem;
    color: var(--egg-orange);
    font-weight: 900;
    display: inline;
}
.stat-item h2,
.stat-item span {
    display: inline-block;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.stat-item:hover h2,
.stat-item:hover span {
    transform: scale(1.15);
    color: #fff;
    text-shadow: 0 0 20px rgba(255, 206, 0, 0.8);
}
.stat-item p {
    transition: color 0.3s ease;
}
.stat-item:hover p {
    color: var(--egg-orange);
}
.current-time-box {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.current-time-box p {
    font-size: 0.9rem;
    color: #888;
    margin-bottom: 10px;
    letter-spacing: 1px;
}
#liveClock {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--egg-orange);
    font-family: 'Courier New', monospace;
}
.hero {
    padding: 160px 0;
    background: #fff;
}
section.hero.fade-in {
    padding: 60px 0;
    margin: 0;
}
.badge {
    background: var(--egg-black);
    color: var(--egg-orange);
    padding: 6px 16px;
    font-weight: 800;
    font-size: 0.85rem;
    border-radius: 2px;
    margin-bottom: 25px;
    display: inline-block;
}
.hero h1 {
    font-size: 4.8rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 30px;
    letter-spacing: -2.5px;
}
.highlight {
    color: var(--egg-orange);
    text-shadow: 2px 2px 0px #000;
}
.hero p {
    font-size: 1.4rem;
    color: var(--text-gray);
    margin-bottom: 40px;
    max-width: 800px;
}
.btn-group {
    display: flex;
    gap: 15px;
}
.btn-primary {
    background: var(--egg-orange);
    color: var(--egg-black);
    padding: 20px 45px;
    font-weight: 900;
    font-size: 1.1rem;
    border: 2px solid var(--egg-orange);
}
.btn-secondary {
    border: 2px solid var(--egg-black);
    background: transparent;
    padding: 20px 45px;
    font-weight: 900;
    font-size: 1.1rem;
}
.btn-primary:hover {
    background: var(--egg-black);
    color: var(--egg-orange);
    border-color: var(--egg-black);
    transform: translateY(-3px) !important;
}
.btn-secondary:hover {
    background: var(--egg-black);
    color: #fff;
    border-color: var(--egg-black);
    transform: translateY(-3px) !important;
}
.btn-primary,
.btn-secondary {
    display: inline-block;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    position: relative;
    z-index: 5;
    transition: transform 0.1s linear, background 0.1s, color 0.1s, box-shadow 0.1s;
    will-change: transform, opacity;
}
.btn-primary:hover,
.btn-secondary:hover {
    transition: 0.08s ease-out;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}
.btn-primary:hover {
    background: var(--egg-black);
    color: var(--egg-orange);
    border-color: var(--egg-black);
}
.btn-secondary:hover {
    background: var(--egg-black);
    color: #fff;
    border-color: var(--egg-black);
}
.strategy {
    padding-top: 50px;
    background: var(--egg-light-gray);
}
.section-header {
    text-align: center;
    margin-bottom: 80px;
}
.section-header h2 {
    font-size: 3.2rem;
    font-weight: 900;
    margin-bottom: 15px;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.strategy-card {
    cursor: pointer;
    overflow: hidden;
    background: #fff;
    border: 1px solid #eee;
    padding: 60px 40px;
    padding-top: 110px;
    border-bottom: 5px solid transparent;
    transition: transform 0.1s ease-out, box-shadow 0.1s, border-color 0.1s;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 350px;
    align-items: center;
    text-align: center;
    will-change: transform;
}
.strategy-card p {
    font-size: 1.05rem;
    color: var(--text-gray);
    opacity: 0;
    transform: translateY(20px);
    transition: transform 0.15s ease-out, opacity 0.15s;
    margin-top: 15px;
    line-height: 1.6;
    position: relative;
    z-index: 2;
}
.strategy-card.active {
    border-color: var(--egg-orange);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}
.card-num {
    font-size: 5rem;
    font-weight: 900;
    color: rgba(0, 0, 0, 0.05);
    position: absolute;
    top: 10px;
    right: 20px;
    transition: all 0.1s ease-out;
    z-index: 1;
    pointer-events: none;
    will-change: transform, opacity, top, right;
}
.strategy-card:hover {
    box-shadow: 0 25px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--egg-orange);
    transition: transform 0.1s ease-out, box-shadow 0.1s;
}
.strategy-card.active {
    border-color: var(--egg-orange);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}
.strategy-card:hover .card-num {
    color: var(--egg-orange);
    opacity: 0.25;
    top: 50%;
    right: 50%;
    transform: translate(50%, -50%) scale(2.5);
    transition: all 0.1s ease-out;
}
.strategy-card p {
    font-size: 1.05rem;
    color: var(--text-gray);
    opacity: 0;
    transform: translateY(20px);
    transition: transform 0.15s ease-out, opacity 0.15s;
    margin-top: 15px;
    line-height: 1.6;
    position: relative;
    z-index: 2;
}
.strategy-card h3 {
    position: relative;
    z-index: 2;
    width: 100%;
    font-size: 1.85rem;
    font-weight: 900;
    margin: 0;
    color: var(--egg-black);
    transition: transform 0.15s ease-out, color 0.15s;
    transform: translateY(15px);
    display: block;
    line-height: 1.2;
}
.strategy-card:hover h3 {
    color: var(--egg-orange);
    transform: translateY(-5px);
    transition: 0.1s ease-out;
}
.strategy-card:hover p {
    opacity: 1;
    transform: translateY(0);
    transition: 0.15s ease-out;
}
.sub-hero {
    padding: 120px 0 60px;
    text-align: center;
    background: #fff;
}
.sub-hero h1 {
    font-size: 4rem;
    font-weight: 900;
    letter-spacing: -2px;
    margin-bottom: 20px;
}
.sub-hero p {
    color: var(--text-gray);
    font-size: 1.2rem;
}
.contact-page .grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.contact-page {
    padding: 100px 0;
    background: var(--egg-light-gray);
    min-height: 80vh;
    display: flex;
    align-items: center;
}
.contact-text h2 {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 25px;
}
.contact-text p {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 40px;
}
.info-list p {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--egg-black);
}
.info-list b {
    display: inline-block;
    width: 70px;
    color: var(--egg-dark-gray);
}
.contact-form-box {
    background: #fff;
    padding: 50px;
    border-radius: 15px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
}
.input-group {
    margin-bottom: 20px;
    text-align: left;
}
.input-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    font-size: 0.95rem;
}
.input-group input,
.input-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: 0.3s;
}
.input-group select {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: 0.3s;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 25px center;
    background-size: 16px;
    padding-right: 50px;
}
.input-group input:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--egg-orange);
    box-shadow: 0 0 8px rgba(255, 206, 0, 0.2);
}
.submit-btn {
    width: 100%;
    padding: 20px;
    background: var(--egg-black);
    color: var(--egg-orange);
    border: none;
    font-weight: 900;
    font-size: 1.1rem;
    cursor: pointer;
    border-radius: 8px;
    transition: 0.3s;
}
.submit-btn:hover {
    background: var(--egg-orange);
    color: var(--egg-black);
    transform: translateY(-3px);
}
.tabs-nav {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 40px 0 60px;
    border-bottom: 2px solid #eee;
}
.tab-btn {
    padding: 20px 30px;
    font-size: 1.1rem;
    font-weight: 800;
    background: none;
    border: none;
    cursor: pointer;
    color: #999;
    position: relative;
    transition: 0.3s;
}
.tab-btn.active {
    color: var(--egg-black);
}
.tab-btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 4px;
    background: var(--egg-orange);
    transition: 0.3s;
}
.tab-btn:hover {
    color: var(--egg-orange);
}
.tab-btn:hover::after {
    width: 50%;
    background: var(--egg-orange);
    opacity: 0.5;
}
.tab-btn.active::after {
    width: 100%;
    opacity: 1;
}
.tab-pane {
    display: none;
    animation: fadeIn 0.5s ease;
}
.tab-pane.active {
    display: block;
}
.service-detail-card {
    display: flex;
    gap: 80px;
    padding: 120px 0;
    align-items: center;
    border-bottom: 1px solid #eee;
}
.service-detail-card:last-child {
    border-bottom: none;
    padding: 40px 0;
}
.service-detail-card:nth-child(even) {
    flex-direction: row-reverse;
}
.service-info {
    flex: 1.2;
}
.service-info .num {
    display: block;
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--egg-orange);
    margin-bottom: 15px;
}
.service-info h2 {
    font-size: 2.8rem;
    font-weight: 900;
    margin-bottom: 25px;
    line-height: 1.3;
}
.service-info p {
    font-size: 1.15rem;
    color: var(--text-gray);
    margin-bottom: 30px;
    line-height: 1.8;
}
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.tag-list li {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--egg-dark-gray);
    cursor: pointer;
}
.tag-list li:hover {
    color: var(--egg-orange);
}
.service-img {
    flex: 1;
    height: 450px;
    background: var(--egg-black);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 900;
    font-size: 1.5rem;
    transition: transform 0.5s ease;
    overflow: hidden;
}
.service-detail-card:hover .service-img {
    transform: scale(1.02);
}
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}
.service-img.reveal {
    transform: none !important;
}
.reveal.revealed,
.reveal.active {
    opacity: 1 !important;
    transform: translateY(0) !important;
    visibility: visible !important;
}
.fade-in {
    animation: fadeIn 1.5s ease-in-out;
}
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
footer {
    background: #eeeff1;
    padding: 80px 0 60px;
    border-top: 1px solid #ddd;
    margin-top: 120px;
}
.footer-info {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 150px;
    width: 100%;
}
.info-box {
    flex: 0 0 auto;
    width: auto;
    min-width: 320px;
    text-align: left;
}
.biz-info span {
    white-space: nowrap;
}
.info-box h4 {
    font-size: 14px;
    color: #999;
    margin-bottom: 25px;
    font-weight: 800;
    letter-spacing: 1px;
}
.footer-tel {
    font-size: 32px;
    color: var(--egg-black);
    display: block;
    margin-bottom: 10px;
    line-height: 1;
    font-weight: 900;
}
.footer-addr {
    font-size: 18px;
    color: #333;
    font-weight: 700;
    margin-bottom: 25px;
}
.biz-info p {
    display: flex;
    align-items: center;
    font-size: 15px;
    color: #555;
    margin-bottom: 6px;
    line-height: 1.4;
}
.biz-info b {
    font-weight: 800;
    color: var(--egg-black);
    margin-right: 15px;
    white-space: nowrap;
}
.sns-list-wrapper {
    display: flex;
    flex-direction: column;
    gap: 26px;
}
.sns-list-item {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: #0e0b0b;
    transition: 0.2s;
}
.sns-list-item:hover {
    color: var(--egg-orange);
    transform: translateX(5px);
}
.sns-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.sns-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.5;
    transition: 0.2s;
}
.sns-list-item:hover img {
    filter: grayscale(0%);
    opacity: 1;
}
.sns-txt {
    font-size: 16px;
    font-weight: 700;
    line-height: 1;
}
.naver-item .sns-icon img {
    transform: scale(0.8) !important;
}
.naver-item:hover .sns-icon img {
    transform: scale(1.0) !important;
}
.f-bottom {
    width: 100%;
    text-align: center;
    padding-top: 50px;
    border-top: 1px solid #d1d2d6;
    margin-top: 60px;
    color: #999;
    font-size: 13px;
}
.designer-tag {
    display: block;
    margin-top: 15px;
    font-weight: 700;
    color: #666;
}
.reveal.active.delay-1 {
    transition-delay: 0.1s;
}
.reveal.active.delay-2 {
    transition-delay: 0.2s;
}
.reveal.active.delay-3 {
    transition-delay: 0.3s;
}
.reveal.active.delay-4 {
    transition-delay: 0.4s;
}
.reveal.active.delay-5 {
    transition-delay: 0.48s;
}
.reveal.active.delay-6 {
    transition-delay: 0.56s;
}
.reveal.active.delay-7 {
    transition-delay: 0.64s;
}
.reveal.active.delay-8 {
    transition-delay: 0.72s;
}
.reveal.active.delay-9 {
    transition-delay: 0.77s;
}
.reveal.active.delay-10 {
    transition-delay: 0.82s;
}
.btn-primary:hover,
.btn-secondary:hover,
.submit-btn:hover,
.strategy-card:hover,
.tag-list li:hover {
    transition: all 0.1s ease-out !important;
    transition-delay: 0s !important;
}
.service-img {
    width: 100%;
    height: 400px;
    border-radius: 20px;
    overflow: hidden;
    background: #f4f7fa;
}
.service-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.strategy-card.reveal {
    transition-delay: inherit;
}
.strategy-card:hover,
.strategy-card.active {
    transition-delay: 0s !important;
}
.reveal.revealed {
    opacity: 1 !important;
    transform: translateY(0) !important;
}
.tab-pane .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}
.tab-pane.active .reveal.active {
    opacity: 1;
    transform: translateY(0);
}
.tab-pane .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease-out;
}
.tab-pane.active .reveal.active {
    opacity: 1 !important;
    transform: translateY(0) !important;
}
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 75px;
    background-color: var(--egg-orange);
    color: #fff;
    border: none;
    cursor: pointer;
    z-index: 9999;
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    box-shadow: 0 4px 15px rgba(255, 165, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: hidden;
}
.top-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.default-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.2s ease;
}
.arrow {
    font-size: 1.4rem;
    font-weight: 900;
}
.top-text {
    font-weight: 800;
    font-size: 0.75rem;
}
.hover-state {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-weight: 900;
    font-size: 0.85rem;
    letter-spacing: 1px;
    opacity: 0;
    transition: all 0.2s ease;
}
.back-to-top:hover {
    background-color: var(--egg-black);
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}
.back-to-top:hover .default-state {
    opacity: 0;
    transform: scale(0.5);
}
.back-to-top:hover .hover-state {
    opacity: 1;
}
.back-to-top.show {
    opacity: 1;
    visibility: visible;
}