@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;900&family=Noto+Sans+KR:wght@300;400;500;700;900&display=swap');
* {
 margin: 0;
 padding: 0;
 box-sizing: border-box;
}
:root {
 --black: #151515;
 --white: #FFFFFF;
 --gray-100: #F7F7F7;
 --gray-200: #E5E5E5;
 --gray-300: #D4D4D4;
 --gray-400: #A3A3A3;
 --gray-500: #737373;
 --gray-600: #525252;
 --gray-700: #404040;
 --gray-800: #262626;
 --gray-900: #171717;
 --accent: #3F2FFF;
}
body {
 font-family: 'Inter', 'Noto Sans KR', sans-serif;
 background: var(--white);
 color: var(--black);
 line-height: 1.6;
 letter-spacing: -1px;
 overflow-x: hidden;
 -webkit-font-smoothing: antialiased;
 -moz-osx-font-smoothing: grayscale;
}
/* Custom Cursor */
.cursor {
 width: 20px;
 height: 20px;
 border: 2px solid var(--black);
 border-radius: 50%;
 position: fixed;
 pointer-events: none;
 transition: transform 0.05s ease;
 z-index: 9999;
 mix-blend-mode: difference;
 will-change: left, top, transform;
 transform-origin: center;
}
.cursor-follower {
 width: 40px;
 height: 40px;
 border: 1px solid var(--gray-400);
 border-radius: 50%;
 position: fixed;
 pointer-events: none;
 transition: transform 0.05s ease;
 z-index: 9998;
 mix-blend-mode: difference;
 will-change: left, top, transform;
 transform-origin: center;
}
/* Preloader */
.preloader {
 position: fixed;
 top: 0;
 left: 0;
 width: 100%;
 height: 100%;
 background: var(--white);
 z-index: 9999;
 display: flex;
 align-items: center;
 justify-content: center;
}
.loader-text {
 font-size: 3rem;
 font-weight: 900;
 letter-spacing: -0.05em;
 overflow: hidden;
}
.loader-text span {
 display: inline-block;
 transform: translateY(100%);
 animation: loaderText 0.8s cubic-bezier(0.76, 0, 0.24, 1) forwards;
}
.loader-text span:nth-child(1) {
 animation-delay: 0.1s;
}
.loader-text span:nth-child(2) {
 animation-delay: 0.2s;
}
.loader-text span:nth-child(3) {
 animation-delay: 0.3s;
}
.loader-text span:nth-child(4) {
 animation-delay: 0.4s;
}
.loader-text span:nth-child(5) {
 animation-delay: 0.5s;
}
.loader-text span:nth-child(6) {
 animation-delay: 0.6s;
}
@keyframes loaderText {
 to {
  transform: translateY(0);
 }
}
/* Navigation */
nav {
 position: fixed;
 width: 100%;
 top: 0;
 z-index: 1000;
 background: var(--white);
 border-bottom: 1px solid var(--gray-200);
 transition: all 0.3s ease;
}
nav.scrolled {
 backdrop-filter: blur(10px);
 background: rgba(255, 255, 255, 0.95);
}
.nav-container {
 max-width: 1400px;
 margin: 0 auto;
 padding: 1rem 2rem;
 display: flex;
 justify-content: space-between;
 align-items: center;
}
.logo {
 font-size: 1.5rem;
 font-weight: 900;
 letter-spacing: -0.05em;
 text-decoration: none;
 color: var(--black);
 display: flex;
 align-items: center;
 gap: 0.5rem;
}
.logo-mark {
 width: 30px;
 height: 30px;
 position: relative;
}
.logo-mark::before, .logo-mark::after {
 content: '';
 position: absolute;
 width: 15px;
 height: 15px;
 border: 2px solid var(--accent);
}
.logo-mark::before {
 top: 0;
 left: 0;
}
.logo-mark::after {
 bottom: 0;
 right: 0;
}
.nav-menu {
 display: flex;
 list-style: none;
 gap: 3rem;
 align-items: center;
}
.nav-menu a:not(.nav-cta) {
 color: var(--black);
 text-decoration: none;
 font-weight: 500;
 font-size: 0.9rem;
 position: relative;
 transition: all 0.3s ease;
}
.nav-menu a:not(.nav-cta)::after {
 content: '';
 position: absolute;
 bottom: -5px;
 left: 0;
 width: 0;
 height: 1px;
 background: var(--black);
 transition: width 0.3s ease;
}
.nav-menu a:not(.nav-cta):hover::after {
 width: 100%;
}
.nav-cta {
 background: var(--black);
 color: var(--white) !important;
 padding: 0.8rem 2rem;
 border-radius: 4px;
 text-decoration: none;
 font-weight: 600;
 font-size: 0.9rem;
 transition: all 0.3s ease;
 position: relative;
 overflow: hidden;
 display: inline-block;
 z-index: 1;
}
.nav-cta::before {
 content: '';
 position: absolute;
 top: 0;
 left: 0;
 width: 100%;
 height: 100%;
 background: var(--accent);
 transform: translateX(-100%);
 transition: transform 0.3s ease;
 z-index: -1;
}
.nav-cta::after {
 display: none !important;
}
.nav-cta:hover {
 color: var(--white) !important;
}
.nav-cta:hover::before {
 transform: translateX(0);
}
/* Hero Section */
.hero {
 min-height: 100vh;
 display: flex;
 align-items: center;
 padding-top: 100px;
 position: relative;
 background: var(--white);
}
.hero-bg {
 position: absolute;
 top: 0;
 right: 0;
 width: 50%;
 height: 100%;
 overflow: hidden;
 opacity: 0.1;
}
.hero-pattern {
 position: absolute;
 width: 100%;
 height: 100%;
 background-image: repeating-linear-gradient(45deg, transparent, transparent 35px, var(--black) 35px, var(--black) 70px);
 animation: patternMove 20s linear infinite;
}
@keyframes patternMove {
 0% {
  transform: translate(0, 0);
 }
 100% {
  transform: translate(70px, 70px);
 }
}
.hero-content {
 max-width: 1400px;
 margin: 0 auto;
 padding: 0 2rem;
 position: relative;
 z-index: 1;
}
.hero-title {
 font-size: clamp(3rem, 8vw, 6rem);
 font-weight: 900;
 line-height: 0.9;
 letter-spacing: -0.05em;
 margin-bottom: 2rem;
 max-width: 900px;
}
.hero-title span {
 display: inline-block;
 overflow: hidden;
}
.hero-title span span {
 display: inline-block;
 transform: translateY(100%);
 animation: titleReveal 1s cubic-bezier(0.76, 0, 0.24, 1) forwards;
}
.hero-title span:nth-child(1) span {
 animation-delay: 0.2s;
}
.hero-title span:nth-child(2) span {
 animation-delay: 0.3s;
}
.hero-title span:nth-child(3) span {
 animation-delay: 0.4s;
}
.hero-title span:nth-child(4) span {
 animation-delay: 0.5s;
}
@keyframes titleReveal {
 to {
  transform: translateY(0);
 }
}
.hero-highlight {
 position: relative;
 display: inline-block;
}
.hero-highlight::after {
 content: '';
 position: absolute;
 bottom: 0;
 left: 0;
 width: 100%;
 height: 40%;
 background: var(--accent);
 opacity: 0.2;
 transform: scaleX(0);
 transform-origin: left;
 animation: highlightReveal 0.8s cubic-bezier(0.76, 0, 0.24, 1) 0.8s forwards;
}
@keyframes highlightReveal {
 to {
  transform: scaleX(1);
 }
}
.hero-desc {
 font-size: 1.3rem;
 font-weight: 300;
 line-height: 1.6;
 max-width: 600px;
 margin-bottom: 3rem;
 opacity: 0;
 animation: fadeInUp 1s ease 1s forwards;
}
@keyframes fadeInUp {
 to {
  opacity: 1;
  transform: translateY(0);
 }
}
.hero-buttons {
 display: flex;
 gap: 2rem;
 opacity: 0;
 animation: fadeInUp 1s ease 1.2s forwards;
}
.btn-primary {
 background: var(--black);
 color: var(--white);
 padding: 1.2rem 3rem;
 text-decoration: none;
 font-weight: 600;
 transition: all 0.3s ease;
 position: relative;
 overflow: hidden;
}
.btn-primary::before {
 content: '';
 position: absolute;
 top: 0;
 left: -100%;
 width: 100%;
 height: 100%;
 background: var(--accent);
 transition: left 0.3s ease;
}
.btn-primary:hover::before {
 left: 0;
}
.btn-primary span {
 position: relative;
 z-index: 1;
}
.btn-secondary {
 padding: 1.2rem 3rem;
 border: 2px solid var(--black);
 color: var(--black);
 text-decoration: none;
 font-weight: 600;
 transition: all 0.3s ease;
 position: relative;
 overflow: hidden;
}
.btn-secondary::before {
 content: '';
 position: absolute;
 top: 0;
 left: -100%;
 width: 100%;
 height: 100%;
 background: var(--black);
 transition: left 0.3s ease;
 z-index: -1;
}
.btn-secondary:hover {
 color: var(--white);
}
.btn-secondary:hover::before {
 left: 0;
}
/* About Section */
.about {
 padding: 10rem 2rem;
 background: var(--gray-100);
}
.about-container {
 max-width: 1400px;
 margin: 0 auto;
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 8rem;
 align-items: center;
}
.about-visual {
 position: relative;
}
.about-grid {
 display: grid;
 grid-template-columns: repeat(3, 1fr);
 gap: 1rem;
}
.grid-item {
 aspect-ratio: 1;
 background: var(--white);
 border: 1px solid var(--gray-300);
 position: relative;
 overflow: hidden;
 transition: all 0.3s ease;
}
.grid-item:nth-child(1), .grid-item:nth-child(5), .grid-item:nth-child(9) {
 background: var(--black);
}
.grid-item::before {
 content: '';
 position: absolute;
 top: 50%;
 left: 50%;
 transform: translate(-50%, -50%);
 width: 50%;
 height: 50%;
 border: 2px solid var(--gray-300);
 opacity: 0;
 transition: all 0.3s ease;
}
.grid-item:hover::before {
 opacity: 1;
 width: 70%;
 height: 70%;
}
.about-content {
 position: relative;
}
.section-label {
 font-size: 0.9rem;
 font-weight: 600;
 letter-spacing: 0.1em;
 margin-bottom: 2rem;
 display: flex;
 align-items: center;
 gap: 2rem;
}
.section-label::after {
 content: '';
 flex: 1;
 height: 1px;
 background: var(--gray-300);
}
.section-title {
 font-size: clamp(2.5rem, 4vw, 3.5rem);
 font-weight: 900;
 letter-spacing: -0.03em;
 margin-bottom: 2rem;
 line-height: 1.1;
}
.about-quote {
 font-size: 1.5rem;
 font-weight: 300;
 line-height: 1.5;
 margin-bottom: 2rem;
 padding-left: 2rem;
 border-left: 3px solid var(--accent);
}
.about-text {
 font-size: 1.1rem;
 line-height: 1.8;
 color: var(--gray-700);
}
/* Services Section */
.services {
 padding: 10rem 2rem;
 background: var(--white);
}
.services-header {
 max-width: 1000px;
 margin: 0 auto 6rem;
 text-align: center;
}
.services-grid {
 max-width: 1400px;
 margin: 0 auto;
 display: grid;
 grid-template-columns: repeat(3, 1fr);
 gap: 0;
}
.service-card {
 padding: 4rem 3rem;
 border-right: 1px solid var(--gray-200);
 border-bottom: 1px solid var(--gray-200);
 position: relative;
 transition: all 0.3s ease;
 background: var(--white);
}
.service-card:nth-child(3n) {
 border-right: none;
}
.service-card:nth-last-child(-n+3) {
 border-bottom: none;
}
.service-card:hover {
 background: var(--gray-100);
 z-index: 1;
 box-shadow: 0 0 40px rgba(0, 0, 0, 0.1);
}
.service-number {
 font-size: 4rem;
 font-weight: 900;
 color: var(--gray-200);
 line-height: 1;
 margin-bottom: 2rem;
 transition: all 0.3s ease;
}
.service-card:hover .service-number {
 color: var(--accent);
}
.service-title {
 font-size: 1.5rem;
 font-weight: 700;
 margin-bottom: 1rem;
 letter-spacing: -0.02em;
}
.service-desc {
 color: var(--gray-600);
 line-height: 1.7;
 margin-bottom: 2rem;
}
.service-link {
 color: var(--black);
 text-decoration: none;
 font-weight: 600;
 display: inline-flex;
 align-items: center;
 gap: 0.5rem;
 transition: all 0.3s ease;
}
.service-link:hover {
 gap: 1rem;
 color: var(--accent);
}
/* Process Section */
.process {
 padding: 10rem 2rem;
 background: var(--black);
 color: var(--white);
 position: relative;
 overflow: hidden;
}
.process-bg {
 position: absolute;
 top: 0;
 left: 0;
 width: 100%;
 height: 100%;
 opacity: 0.05;
}
.process-lines {
 position: absolute;
 width: 100%;
 height: 100%;
}
.process-line {
 position: absolute;
 width: 1px;
 height: 100%;
 background: var(--white);
 left: 25%;
}
.process-line:nth-child(2) {
 left: 50%;
}
.process-line:nth-child(3) {
 left: 75%;
}
.process-container {
 max-width: 1400px;
 margin: 0 auto;
 position: relative;
 z-index: 1;
}
.process-header {
 margin-bottom: 6rem;
}
.process-header .section-label {
 color: var(--gray-400);
}
.process-header .section-label::after {
 background: var(--gray-700);
}
.process-header .section-title {
 color: var(--white);
}
.process-timeline {
 position: relative;
 padding: 4rem 0;
}
.timeline-track {
 position: absolute;
 top: 50%;
 left: 0;
 right: 0;
 height: 1px;
 background: var(--gray-700);
 transform: translateY(-50%);
}
.timeline-progress {
 position: absolute;
 top: 0;
 left: 0;
 height: 100%;
 background: var(--accent);
 width: 0;
 transition: width 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.process-steps {
 display: flex;
 justify-content: space-between;
 position: relative;
 z-index: 1;
}
.process-step {
 text-align: center;
 flex: 1;
}
.step-dot {
 width: 20px;
 height: 20px;
 background: var(--black);
 border: 3px solid var(--gray-700);
 border-radius: 50%;
 margin: 0 auto 2rem;
 transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.process-step.active .step-dot {
 background: var(--accent);
 border-color: var(--accent);
 transform: scale(1.3);
}
.step-title {
 font-size: 1.3rem;
 font-weight: 700;
 margin-bottom: 1rem;
 opacity: 0.5;
 transition: all 0.4s ease;
}
.process-step.active .step-title {
 opacity: 1;
}
.step-desc {
 font-size: 0.9rem;
 color: var(--gray-400);
 max-width: 200px;
 margin: 0 auto;
 opacity: 0;
 transition: all 0.4s ease 0.15s;
}
.process-step.active .step-desc {
 opacity: 1;
}
/* Portfolio Section */
.portfolio {
 padding: 10rem 2rem;
 background: var(--white);
}
.portfolio-header {
 max-width: 1000px;
 margin: 0 auto 4rem;
 text-align: center;
}
.portfolio-filters {
 display: flex;
 justify-content: center;
 gap: 2rem;
 margin-bottom: 4rem;
 padding-bottom: 2rem;
 position: relative;
}
.portfolio-filters::before {
 content: '';
 position: absolute;
 bottom: 0;
 left: 0;
 right: 0;
 height: 1px;
 background: var(--gray-200);
}
.filter-btn {
 background: none;
 border: none;
 color: var(--gray-500);
 font-weight: 500;
 font-size: 1rem;
 cursor: pointer;
 transition: all 0.3s ease;
 position: relative;
 padding: 0.5rem 0;
}
.filter-btn.active {
 color: var(--black);
}
.filter-btn::after {
 content: '';
 position: absolute;
 bottom: -2rem;
 left: 50%;
 transform: translateX(-50%);
 width: 0;
 height: 2px;
 background: var(--black);
 transition: width 0.3s ease;
}
.filter-btn.active::after {
 width: 100%;
}
.portfolio-grid {
 max-width: 1400px;
 margin: 0 auto;
 display: grid;
 grid-template-columns: repeat(2, 1fr);
 gap: 2rem;
}
.portfolio-item {
 aspect-ratio: 4/3;
 position: relative;
 overflow: hidden;
 cursor: pointer;
 background: var(--gray-100);
 transition: all 0.5s cubic-bezier(0.76, 0, 0.24, 1);
}
.portfolio-item.hidden {
 display: none;
}
.portfolio-item:hover {
 transform: scale(0.98);
}
.portfolio-visual {
 width: 100%;
 height: 100%;
 display: flex;
 align-items: center;
 justify-content: center;
 position: relative;
 overflow: hidden;
 background: var(--gray-100);
}
/* 이미지 플레이스홀더 스타일 */
.portfolio-visual[data-placeholder]::before {
 content: attr(data-placeholder);
 position: absolute;
 top: 50%;
 left: 50%;
 transform: translate(-50%, -50%);
 color: var(--gray-400);
 font-size: 0.9rem;
 z-index: 0;
}
.portfolio-visual img {
 width: 100%;
 height: 100%;
 object-fit: cover;
 transition: transform 0.5s ease;
 display: block;
}
.portfolio-item:hover .portfolio-visual img {
 transform: scale(1.1);
}
.portfolio-visual::after {
 content: '';
 position: absolute;
 top: 0;
 left: 0;
 width: 100%;
 height: 100%;
 background: var(--black);
 opacity: 0;
 transition: opacity 0.5s ease;
 z-index: 1;
}
.portfolio-item:hover .portfolio-visual::after {
 opacity: 0.9;
}
.portfolio-number {
 font-size: 8rem;
 font-weight: 900;
 color: var(--gray-300);
 transition: all 0.5s ease;
 position: relative;
 z-index: 0;
}
.portfolio-item:hover .portfolio-number {
 opacity: 0;
}
.portfolio-info {
 position: absolute;
 top: 50%;
 left: 50%;
 transform: translate(-50%, -50%);
 text-align: center;
 color: var(--white);
 opacity: 0;
 transition: all 0.5s ease;
 width: 80%;
 z-index: 2;
}
.portfolio-item:hover .portfolio-info {
 opacity: 1;
}
.portfolio-category {
 font-size: 0.8rem;
 font-weight: 600;
 letter-spacing: 0.1em;
 margin-bottom: 1rem;
 color: var(--gray-400);
  text-transform: uppercase;
}
.portfolio-title {
 font-size: 1.8rem;
 font-weight: 700;
 margin-bottom: 1rem;
 letter-spacing: -0.02em;
}
.portfolio-link {
 display: inline-block;
 color: var(--white);
 text-decoration: none;
 font-weight: 600;
 border-bottom: 1px solid var(--white);
 transition: all 0.3s ease;
}
.portfolio-link:hover {
 color: var(--accent);
 border-color: var(--accent);
}
/* Reviews Section */
.reviews {
 padding: 10rem 2rem;
 background: var(--gray-100);
 position: relative;
 overflow: hidden;
}

.reviews-header {
 max-width: 1000px;
 margin: 0 auto 6rem;
 text-align: center;
}

.reviews-slider {
 max-width: 1200px;
 margin: 0 auto;
 position: relative;
 overflow: hidden;
}

.reviews-wrapper {
 position: relative;
 min-height: 350px;
}

/* 리뷰 아이템 - 절대 위치로 겹치게 배치 */
.review-item {
 position: absolute;
 top: 0;
 left: 0;
 width: 100%;
 text-align: center;
 padding: 0 4rem;
 opacity: 0;
 visibility: hidden;
 transition: all 0.5s cubic-bezier(0.76, 0, 0.24, 1);
 transform: translateX(100px);
}

/* 활성화된 리뷰만 보이게 */
.review-item.active {
 opacity: 1;
 visibility: visible;
 transform: translateX(0);
 position: relative;
}

.review-quote {
 font-size: 2rem;
 font-weight: 300;
 line-height: 1.5;
 margin-bottom: 3rem;
 position: relative;
 max-width: 900px;
 margin-left: auto;
 margin-right: auto;
}

.review-quote::before, 
.review-quote::after {
 content: '"';
 font-size: 4rem;
 color: var(--gray-300);
 position: absolute;
}

.review-quote::before {
 top: -1rem;
 left: -3rem;
}

.review-quote::after {
 bottom: -2rem;
 right: -3rem;
}

.reviewer {
 display: flex;
 align-items: center;
 justify-content: center;
 gap: 2rem;
}

.reviewer-avatar {
 width: 60px;
 height: 60px;
 background: var(--black);
 display: flex;
 align-items: center;
 justify-content: center;
 color: var(--white);
 font-weight: 700;
 font-size: 1.2rem;
 border-radius: 50%;
}

.reviewer-info h4 {
 font-size: 1.1rem;
 margin-bottom: 0.3rem;
 text-align: left;
}

.reviewer-info p {
 color: var(--gray-500);
 font-size: 0.9rem;
 text-align: left;
}

/* 슬라이더 컨트롤 */
.slider-controls {
 position: absolute;
 top: 50%;
 left: 50%;
 transform: translate(-50%, -50%);
 width: 100%;
 max-width: 1400px;
 display: flex;
 justify-content: space-between;
 padding: 0 2rem;
 pointer-events: none;
}

.slider-btn {
 background: var(--white);
 border: 1px solid var(--gray-300);
 width: 50px;
 height: 50px;
 border-radius: 50%;
 display: flex;
 align-items: center;
 justify-content: center;
 cursor: pointer;
 transition: all 0.3s ease;
 pointer-events: all;
 opacity: 0.8;
}

.slider-btn:hover {
 background: var(--black);
 color: var(--white);
 transform: scale(1.1);
 opacity: 1;
 border-color: var(--black);
}

.slider-btn:active {
 transform: scale(1);
}

.slider-btn svg {
 width: 20px;
 height: 20px;
}

/* 슬라이더 인디케이터 */
.slider-indicators {
 display: flex;
 justify-content: center;
 gap: 1rem;
 margin-top: 3rem;
}

.indicator {
 width: 10px;
 height: 10px;
 border-radius: 50%;
 background: var(--gray-300);
 cursor: pointer;
 transition: all 0.3s ease;
}

.indicator.active {
 background: var(--black);
 transform: scale(1.2);
}

/* 반응형 */
@media (max-width: 768px) {
 .reviews-wrapper {
  min-height: 400px;
 }
 
 .review-item {
  padding: 0 2rem;
 }
 
 .review-quote {
  font-size: 1.5rem;
 }
 
 .review-quote::before {
  left: -1rem;
  font-size: 3rem;
 }
 
 .review-quote::after {
  right: -1rem;
  font-size: 3rem;
 }
 
 .slider-controls {
  max-width: 100%;
  padding: 0 1rem;
 }
 
 .slider-btn {
  width: 40px;
  height: 40px;
 }
 
 .reviewer {
  flex-direction: column;
  gap: 1rem;
 }
 
 .reviewer-info h4,
 .reviewer-info p {
  text-align: center;
 }
}
/* Contact Section */
.contact {
 padding: 10rem 2rem;
 background: var(--white);
}
.contact-container {
 max-width: 1400px;
 margin: 0 auto;
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 8rem;
}
.contact-info {
 position: relative;
}
.contact-title {
 font-size: clamp(2.5rem, 4vw, 3.5rem);
 font-weight: 900;
 letter-spacing: -0.03em;
 margin-bottom: 3rem;
 line-height: 1.1;
}
.contact-item {
 margin-bottom: 3rem;
 padding-left: 2rem;
 position: relative;
}
.contact-item::before {
 content: '';
 position: absolute;
 left: 0;
 top: 0.5rem;
 width: 10px;
 height: 10px;
 background: var(--accent);
}
.contact-item h4 {
 font-size: 1.2rem;
 margin-bottom: 0.5rem;
 font-weight: 700;
}
.contact-item p {
 color: var(--gray-600);
 line-height: 1.6;
}
.contact-form {
 background: var(--gray-100);
 padding: 4rem;
}
.form-grid {
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 2rem;
 margin-bottom: 2rem;
}
.form-group {
 position: relative;
}
.form-group.full-width {
 grid-column: 1 / -1;
}
.form-control {
 width: 100%;
 padding: 1.2rem 0;
 background: none;
 border: none;
 border-bottom: 1px solid var(--gray-300);
 font-size: 1rem;
 transition: all 0.3s ease;
 font-family: inherit;
 resize: vertical;
}
textarea.form-control {
 min-height: 100px;
}
.form-control:focus {
 outline: none;
 border-color: var(--black);
}
.form-label {
 position: absolute;
 top: 1.2rem;
 left: 0;
 font-size: 1rem;
 color: var(--gray-500);
 transition: all 0.3s ease;
 pointer-events: none;
}
.form-control:focus + .form-label, .form-control:not(:placeholder-shown) + .form-label {
 top: -0.5rem;
 font-size: 0.8rem;
 color: var(--black);
}
.form-submit {
 background: var(--black);
 color: var(--white);
 border: none;
 padding: 1.2rem 3rem;
 font-size: 1rem;
 font-weight: 600;
 cursor: pointer;
 transition: all 0.3s ease;
 position: relative;
 overflow: hidden;
}
.form-submit::before {
 content: '';
 position: absolute;
 top: 0;
 left: -100%;
 width: 100%;
 height: 100%;
 background: var(--accent);
 transition: left 0.3s ease;
}
.form-submit:hover::before {
 left: 0;
}
.form-submit span {
 position: relative;
 z-index: 1;
}
/* Footer */
footer {
 background: var(--black);
 color: var(--white);
 padding: 6rem 2rem 2rem;
}
.footer-container {
 max-width: 1400px;
 margin: 0 auto;
}
.footer-main {
 display: grid;
 grid-template-columns: 300px 1fr;
 gap: 6rem;
 margin-bottom: 4rem;
 padding-bottom: 4rem;
 border-bottom: 1px solid var(--gray-800);
}
.footer-brand {
 display: flex;
 flex-direction: column;
 gap: 1rem;
}
.footer-logo {
 font-size: 2rem;
 font-weight: 900;
 letter-spacing: -0.05em;
 margin: 0;
}
.footer-tagline {
 color: var(--gray-400);
 font-size: 0.95rem;
}
.footer-info {
 display: grid;
 grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
 gap: 3rem;
}
.footer-info-item h4 {
 font-size: 0.85rem;
 font-weight: 600;
 color: var(--gray-400);
 margin-bottom: 0.8rem;
 letter-spacing: 0.05em;
}
.footer-info-item p {
 font-size: 0.95rem;
 line-height: 1.6;
 color: var(--gray-300);
}
.footer-links {
 display: flex;
 gap: 2rem;
 margin-bottom: 3rem;
 flex-wrap: wrap;
}
.footer-links a {
 color: var(--gray-400);
 text-decoration: none;
 font-size: 0.9rem;
 transition: all 0.3s ease;
 padding-bottom: 2px;
 border-bottom: 1px solid transparent;
}
.footer-links a:hover {
 color: var(--white);
 border-bottom-color: var(--white);
}
.footer-bottom {
 text-align: center;
 color: var(--gray-500);
 font-size: 0.85rem;
 padding-top: 2rem;
}
/* Footer 반응형 */
@media (max-width: 1024px) {
 .footer-main {
  grid-template-columns: 1fr;
  gap: 4rem;
 }
 .footer-info {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
 }
}
@media (max-width: 768px) {
 footer {
  padding: 4rem 1.5rem 2rem;
 }
 .footer-info {
  grid-template-columns: 1fr;
  gap: 2rem;
 }
 .footer-links {
  justify-content: center;
  gap: 1.5rem;
 }
 .footer-info-item h4 {
  font-size: 0.8rem;
 }
 .footer-info-item p {
  font-size: 0.9rem;
 }
}
/* Mobile Menu */
.mobile-menu-toggle {
 display: none;
 background: none;
 border: none;
 cursor: pointer;
 padding: 0;
 width: 30px;
 height: 30px;
 position: relative;
}
.menu-icon {
 position: relative;
 width: 25px;
 height: 2px;
 background: var(--black);
 transition: all 0.3s ease;
}
.menu-icon::before, .menu-icon::after {
 content: '';
 position: absolute;
 width: 100%;
 height: 100%;
 background: var(--black);
 transition: all 0.3s ease;
}
.menu-icon::before {
 top: -8px;
}
.menu-icon::after {
 bottom: -8px;
}
.menu-icon.active {
 background: transparent;
}
.menu-icon.active::before {
 top: 0;
 transform: rotate(45deg);
}
.menu-icon.active::after {
 bottom: 0;
 transform: rotate(-45deg);
}
/* Responsive - 수정된 부분 */
@media (max-width: 1200px) {
 .services-grid {
  grid-template-columns: 1fr;
 }
 .service-card {
  border-right: none;
  border-bottom: 1px solid var(--gray-200);
 }
 .service-card:last-child {
  border-bottom: none;
 }
}
@media (max-width: 1024px) {
 .about-container, .contact-container {
  grid-template-columns: 1fr;
  gap: 4rem;
 }
 .portfolio-grid {
  grid-template-columns: 1fr;
 }
}
@media (max-width: 768px) {
 .mobile-menu-toggle {
  display: block;
  z-index: 1001;
 }
 .nav-container {
  padding: 1.5rem 1rem;
 }
 .nav-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background: var(--white);
  flex-direction: column;
  justify-content: center;
  padding: 2rem;
  transition: right 0.3s ease;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
 }
 .nav-menu.active {
  right: 0;
 }
 .nav-menu .nav-cta {
  width: 100%;
  max-width: 250px;
  margin: 2rem auto 0;
  display: block;
  text-align: center;
 }
 /* 다크모드/고대비 대응 */
 @media (prefers-color-scheme: dark) {
  .hero-bg {
   opacity: 0.02;
  }
 }
 @media (prefers-contrast: high) {
  .hero-bg {
   opacity: 0.06;
  }
 }
 /* 히어로 패턴 반응형 */
 @media (max-width: 768px) {
  .hero-bg {
   opacity: 0.03;
  }
  .hero-pattern {
   background-image: repeating-linear-gradient(45deg, transparent, transparent 25px, var(--black) 25px, var(--black) 50px);
  }
 }
 .hero-buttons {
  flex-direction: column;
  gap: 1rem;
  width: 100%;
 }
 .btn-primary, .btn-secondary {
  width: 100%;
  text-align: center;
  padding: 1rem 2rem;
  font-size: 0.95rem;
 }
 .btn-primary span, .btn-secondary span {
  white-space: nowrap;
 }
 .hero-title {
  font-size: 3rem;
 }
 .cursor, .cursor-follower {
  display: none;
 }
 .process-steps {
  flex-direction: column;
  gap: 3rem;
 }
 .footer-container {
  flex-direction: column;
  gap: 2rem;
  text-align: center;
 }
 /* 포트폴리오 필터 반응형 */
 .portfolio-header {
  padding: 0 1rem;
 }
 .portfolio-filters {
  gap: 0.8rem;
  padding: 0 1rem 2rem;
  max-width: 100%;
  position: relative;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  justify-content: flex-start;
  margin-left: -1rem;
  margin-right: -1rem;
  padding-left: 2rem;
  padding-right: 2rem;
 }
 .portfolio-filters::-webkit-scrollbar {
  display: none;
 }
 .portfolio-filters::before {
  bottom: 0;
  height: 1px;
 }
 .filter-btn {
  padding: 0.8rem 1.2rem;
  font-size: 0.9rem;
  white-space: nowrap;
  flex-shrink: 0;
  min-width: fit-content;
 }
 .filter-btn::after {
  bottom: -2px;
  height: 2px;
 }
 /* 폼 반응형 */
 .contact-form {
  padding: 2rem;
 }
 .form-submit {
  width: 100%;
  padding: 1rem 2rem;
  font-size: 0.95rem;
 }
 .form-submit span {
  white-space: nowrap;
 }
 /* 서비스 링크 반응형 */
 .service-link {
  font-size: 0.9rem;
  flex-wrap: nowrap;
 }
 /* 포트폴리오 링크 반응형 */
 .portfolio-link {
  font-size: 0.9rem;
  padding: 0.5rem 0;
 }
 /* 리뷰 반응형 */
 .review-item {
  padding: 0 2rem;
 }
}
@media (max-width: 480px) {
 /* 버튼 크기 추가 조정 */
 .btn-primary, .btn-secondary {
  padding: 0.9rem 1.5rem;
  font-size: 0.9rem;
 }
 /* 포트폴리오 필터 스타일 조정 */
 .portfolio-filters {
  gap: 0.5rem;
  padding: 0 0.5rem 2rem;
  margin-left: -1rem;
  margin-right: -1rem;
  padding-left: 1rem;
 }
 .filter-btn {
  padding: 0.7rem 1rem;
  font-size: 0.85rem;
 }
 /* 폼 패딩 조정 */
 .contact-form {
  padding: 1.5rem;
 }
 .form-submit {
  padding: 0.9rem 1.5rem;
  font-size: 0.9rem;
 }
}
/* 터치 디바이스 최적화 */
@media (hover: none) and (pointer: coarse) {
 .btn-primary:hover::before, .btn-secondary:hover::before, .nav-cta:hover::before, .form-submit:hover::before {
  left: -100%;
 }
 .btn-primary:active, .btn-secondary:active, .nav-cta:active, .form-submit:active {
  transform: scale(0.98);
  opacity: 0.9;
 }
}
/* 네비게이션 스크롤 시 CTA 스타일 유지 */
nav.scrolled .nav-cta {
 background: var(--black);
 color: var(--white) !important;
}
/* 포트폴리오 섹션 이미지 로딩 실패 대비 */
.portfolio-visual {
 background: var(--gray-100);
}
.portfolio-visual img {
 width: 100%;
 height: 100%;
 object-fit: cover;
 transition: transform 0.5s ease;
 display: block;
}
/* 이미지 로딩 중 표시 */
.portfolio-visual:not(:has(img)) {
 background: var(--gray-100);
}
/* 모바일에서 이미지 최적화 */
@media (max-width: 768px) {
 .portfolio-visual img {
  object-fit: cover;
  transform: scale(1);
 }
 .portfolio-item:hover .portfolio-visual img {
  transform: scale(1.05);
 }
}
.reveal {
 opacity: 0;
 transform: translateY(50px);
 transition: all 0.8s cubic-bezier(0.76, 0, 0.24, 1);
}
.reveal.visible {
 opacity: 1;
 transform: translateY(0);
}
.reveal-left {
 opacity: 0;
 transform: translateX(-50px);
 transition: all 0.8s cubic-bezier(0.76, 0, 0.24, 1);
}
.reveal-left.visible {
 opacity: 1;
 transform: translateX(0);
}
.reveal-right {
 opacity: 0;
 transform: translateX(50px);
 transition: all 0.8s cubic-bezier(0.76, 0, 0.24, 1);
}
.reveal-right.visible {
 opacity: 1;
 transform: translateX(0);
}

 /*project 디테일 */
 .project.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: #FFFFFF;
  border-bottom: 1px solid #E0E0E0;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
 }
 .project .nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
 }
 .project .logo {
  font-size: 20px;
  font-weight: 900;
  text-decoration: none;
  color: #000000;
  letter-spacing: -0.03em;
 }
 .project .back-link {
  font-size: 14px;
  color: #666666;
  text-decoration: none;
  transition: color 0.2s;
 }
 .project .back-link:hover {
  color: #000000;
 }
 /* Main Layout */
 .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 128px 32px 64px;
 }
 /* Header */
 .project-header {
  max-width: 800px;
  margin-bottom: 96px;
  animation: fadeInUp 0.8s ease;
 }
 .project-category {
  font-size: 14px;
  color: #666666;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
   text-transform: uppercase;
 }
 .project-title {
  font-size: 64px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
 }
 .project-description {
  font-size: 20px;
  color: #666666;
  line-height: 1.5;
 }
 /* Meta Info */
 .project-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  padding: 48px 0;
  border-top: 1px solid #E0E0E0;
  border-bottom: 1px solid #E0E0E0;
  margin-bottom: 64px;
  animation: fadeInUp 0.8s ease 0.2s both;
 }
 .meta-item h3 {
  font-size: 14px;
  color: #666666;
  font-weight: 500;
  margin-bottom: 4px;
 }
 .meta-item p {
  font-size: 16px;
  font-weight: 600;
 }
 /* Content Grid */
 .content-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 96px;
  margin-bottom: 96px;
  animation: fadeInUp 0.8s ease 0.4s both;
 }
 .content-sidebar h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 32px;
  position: sticky;
  top: 96px;
 }
 .content-main {
  font-size: 18px;
  line-height: 1.8;
  color: #333333;
 }
 .content-main p {
  margin-bottom: 24px;
 }
 .content-main ul {
  margin: 32px 0;
  padding-left: 24px;
 }
 .content-main li {
  margin-bottom: 12px;
 }
 /* Image Gallery */
 .gallery {
  margin: 128px -64px;
  animation: fadeInUp 0.8s ease 0.6s both;
 }
 .gallery-container {
  max-width: 1800px;
  margin: 0 auto;
  padding: 64px 0;
 }
 .gallery-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 48px;
 }
 .gallery-item {
  background: #F5F5F5;
  position: relative;
  transform: scale(1.05);
  transition: transform 0.3s ease;
 }
 .gallery-item.full {
  grid-column: span 1;
 }
 .gallery-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
   border: 1px solid #EBEAF5;
 }
 /* Placeholder for missing images */
 .gallery-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  font-weight: 900;
  color: #E0E0E0;
  background: #F5F5F5;
 }
 /* Results */
 .results {
  background: #F5F5F5;
  margin: 0 -32px;
  padding: 64px 32px;
  animation: fadeInUp 0.8s ease 0.8s both;
 }
 .results-container {
  max-width: 1200px;
  margin: 0 auto;
 }
 .results h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 48px;
  text-align: center;
 }
 .metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 48px;
  text-align: center;
 }
 .metric-value {
  font-size: 48px;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 8px;
 }
 .metric-label {
  font-size: 14px;
  color: #666666;
 }
 /* Next Project */
 .next-project {
  text-align: center;
  padding: 96px 0;
  border-top: 1px solid #E0E0E0;
  animation: fadeInUp 0.8s ease 1s both;
 }
 .next-label {
  font-size: 14px;
  color: #666666;
  margin-bottom: 16px;
 }
 .next-link {
  display: inline-block;
  font-size: 32px;
  font-weight: 700;
  color: #000000;
  text-decoration: none;
  transition: transform 0.2s ease;
 }
 .next-link:hover {
  transform: translateX(10px);
 }
 /* Mobile */
 @media (max-width: 768px) {
  .container {
   padding: 96px 24px 48px;
  }
  .nav-container {
   padding: 20px 24px;
  }
  .logo {
   font-size: 18px;
  }
  .back-link {
   font-size: 13px;
  }
  .project-header {
   margin-bottom: 64px;
  }
  .project-category {
   font-size: 13px;
   margin-bottom: 12px;
  }
  .project-title {
   font-size: 32px;
   margin-bottom: 16px;
  }
  .project-description {
   font-size: 16px;
  }
  .project-meta {
   gap: 24px;
   padding: 32px 0;
   margin-bottom: 48px;
  }
  .meta-item h3 {
   font-size: 13px;
  }
  .meta-item p {
   font-size: 14px;
  }
  .content-grid {
   grid-template-columns: 1fr;
   gap: 48px;
   margin-bottom: 64px;
  }
  .content-sidebar h2 {
   position: static;
   font-size: 20px;
   margin-bottom: 24px;
  }
  .content-main {
   font-size: 16px;
  }
  .content-main p {
   margin-bottom: 20px;
  }
  .content-main ul {
   margin: 24px 0;
   padding-left: 20px;
  }
  .content-main li {
   margin-bottom: 10px;
  }
  .gallery {
   margin: 64px -16px;
  }
  .gallery-container {
   padding: 32px 0;
  }
  .gallery-grid {
   grid-template-columns: 1fr;
   gap: 24px;
  }
  .gallery-item.full {
   grid-column: span 1;
  }
  .gallery-placeholder {
   font-size: 36px;
  }
  .results {
   margin: 0 -24px;
   padding: 48px 24px;
  }
  .results h2 {
   font-size: 24px;
   margin-bottom: 32px;
  }
  .metrics {
   grid-template-columns: repeat(2, 1fr);
   gap: 32px;
  }
  .metric-value {
   font-size: 36px;
  }
  .metric-label {
   font-size: 13px;
  }
  .next-project {
   padding: 64px 0;
  }
  .next-label {
   font-size: 13px;
   margin-bottom: 12px;
  }
  .next-link {
   font-size: 24px;
  }
 }
 /* Animations */
 @keyframes fadeInUp {
  from {
   opacity: 0;
   transform: translateY(30px);
  }
  to {
   opacity: 1;
   transform: translateY(0);
  }
 }
 /* Print Styles */
 @media print {
  .nav, .next-project {
   display: none;
  }
  .container {
   padding-top: 32px;
  }
 }