@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,600;1,400&family=Noto+Sans+KR:wght@300;400;500;700&display=swap');

/* --- DESIGN SYSTEM & VARIABLES --- */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #fbfbfb;
  --bg-tertiary: #f5f5f5;
  
  --text-primary: #000000;
  --text-secondary: #222222;
  --text-muted: #777777;
  --text-light: #999999;
  
  --border-color: #e5e5e5;
  --border-dark: #000000;
  
  --font-serif: 'Playfair Display', serif;
  --font-sans: 'Inter', 'Noto Sans KR', sans-serif;
  
  --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  
  --container-width: 1200px;
}

/* --- RESET & BASE STYLES --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  background-color: var(--bg-primary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

button, input, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

/* --- REUSABLE COMPONENTS & UTILITIES --- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

.section-padding {
  padding: 120px 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 80px 0;
  }
}

.line-divider {
  width: 100%;
  height: 1px;
  background-color: var(--border-color);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border: 1px solid var(--border-dark);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  background-color: transparent;
  color: var(--text-primary);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--text-primary);
  transform: translateY(101%);
  transition: var(--transition-smooth);
  z-index: -1;
}

.btn:hover {
  color: var(--bg-primary);
}

.btn:hover::before {
  transform: translateY(0);
}

.btn-secondary {
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.btn-secondary:hover {
  border-color: var(--border-dark);
  color: var(--text-primary);
}

.btn-secondary:hover::before {
  display: none;
}

.section-title-wrap {
  margin-bottom: 60px;
}

.section-subtitle {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 400;
  line-height: 1.2;
}

@media (max-width: 768px) {
  .section-title {
    font-size: 2rem;
  }
}

/* --- HEADER / NAVIGATION --- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-smooth);
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid transparent;
}

header.scrolled {
  padding: 15px 0;
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(255, 255, 255, 0.95);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  transition: var(--transition-smooth);
}

header.scrolled .nav-container {
  height: 60px;
}

.logo {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.nav-menu {
  display: flex;
  gap: 40px;
}

.nav-link {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  font-weight: 500;
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--text-primary);
  transition: var(--transition-smooth);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 16px;
  cursor: pointer;
  z-index: 1001;
}

.mobile-menu-btn span {
  width: 100%;
  height: 1.5px;
  background-color: var(--text-primary);
  transition: var(--transition-fast);
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background-color: var(--bg-primary);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 30px;
    transition: var(--transition-smooth);
    box-shadow: -10px 0 30px rgba(0,0,0,0.05);
    border-left: 1px solid var(--border-color);
  }

  .nav-menu.active {
    right: 0;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

/* --- HERO SECTION --- */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background-color: var(--bg-secondary);
  overflow: hidden;
  padding-top: 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 60px;
  width: 100%;
  height: 100%;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  z-index: 2;
}

.hero-tag {
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
  font-weight: 500;
  display: inline-block;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 6px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 4rem;
  line-height: 1.15;
  font-weight: 400;
  margin-bottom: 30px;
  letter-spacing: -0.02em;
}

.hero-title span {
  display: block;
  font-style: italic;
  font-weight: 300;
  color: var(--text-secondary);
}

.hero-desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 480px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 20px;
}

.hero-img-wrap {
  position: relative;
  height: 75vh;
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 6s cubic-bezier(0.16, 1, 0.3, 1);
  filter: grayscale(100%);
}

.hero-img-wrap:hover .hero-img {
  transform: scale(1.05);
}

.scroll-down {
  position: absolute;
  bottom: 40px;
  left: 40px;
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  transform: rotate(90deg);
  transform-origin: left center;
  z-index: 5;
}

.scroll-down::after {
  content: '';
  width: 40px;
  height: 1px;
  background-color: var(--text-muted);
  display: inline-block;
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero-img-wrap {
    display: none;
  }
  
  .hero-title {
    font-size: 3rem;
  }
}

/* --- ABOUT SECTION --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}

.about-img-group {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  height: 500px;
}

.about-img-main {
  grid-column: 1 / 10;
  grid-row: 1;
  height: 420px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  z-index: 2;
}

.about-img-sub {
  grid-column: 5 / 13;
  grid-row: 1;
  margin-top: 120px;
  height: 350px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  z-index: 3;
}

.about-img-main img, .about-img-sub img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: var(--transition-smooth);
}

.about-img-main:hover img, .about-img-sub:hover img {
  filter: grayscale(0%);
  transform: scale(1.03);
}

.about-content {
  padding-left: 20px;
}

.about-text {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.8;
}

.about-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.4rem;
  color: var(--text-primary);
  border-left: 2px solid var(--text-primary);
  padding-left: 20px;
  margin: 30px 0;
  line-height: 1.4;
}

@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  
  .about-img-group {
    height: 400px;
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
  }

  .about-img-main {
    height: 300px;
  }

  .about-img-sub {
    margin-top: 80px;
    height: 250px;
  }

  .about-content {
    padding-left: 0;
  }
}

/* --- MENU SECTION --- */
.menu {
  background-color: var(--bg-secondary);
}

.menu-filter {
  display: flex;
  gap: 30px;
  margin-bottom: 50px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 15px;
}

.filter-btn {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  cursor: pointer;
  position: relative;
  padding-bottom: 15px;
  font-weight: 500;
  transition: var(--transition-fast);
}

.filter-btn::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition-fast);
}

.filter-btn.active {
  color: var(--text-primary);
}

.filter-btn.active::after {
  width: 100%;
}

.menu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px 80px;
  min-height: 350px;
  transition: var(--transition-smooth);
}

.menu-item {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-bottom: 25px;
  border-bottom: 1px dashed var(--border-color);
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.menu-item.hidden {
  display: none;
  opacity: 0;
  transform: translateY(10px);
}

.menu-item-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.menu-item-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text-primary);
}

.menu-item-price {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.menu-item-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  max-width: 85%;
}

.menu-item-badge {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 1px solid var(--border-dark);
  padding: 2px 6px;
  margin-left: 10px;
  font-weight: 600;
  display: inline-block;
  vertical-align: middle;
}

@media (max-width: 768px) {
  .menu-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

/* --- GALLERY SECTION --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.gallery-item {
  position: relative;
  height: 400px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1), filter 0.8s ease;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.85);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: var(--transition-smooth);
  padding: 30px;
  border: 15px solid var(--bg-primary);
}

.gallery-item:hover img {
  transform: scale(1.08);
  filter: grayscale(0%);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-category {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.gallery-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--text-primary);
  text-align: center;
}

@media (max-width: 992px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}

/* --- CONTACT & INFO SECTION --- */
.contact {
  background-color: var(--bg-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.info-item h4 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: 10px;
}

.info-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.contact-form-wrap {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 50px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.form-group {
  position: relative;
}

.form-input {
  width: 100%;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.9rem;
  transition: var(--transition-fast);
  color: var(--text-primary);
}

.form-input:focus {
  border-bottom-color: var(--text-primary);
}

.form-label {
  position: absolute;
  top: 10px;
  left: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
  pointer-events: none;
  transition: var(--transition-fast);
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: -15px;
  font-size: 0.75rem;
  color: var(--text-primary);
  letter-spacing: 0.1em;
}

textarea.form-input {
  min-height: 100px;
  resize: none;
}

.form-status {
  font-size: 0.85rem;
  margin-top: -10px;
  display: none;
  font-weight: 500;
}

.form-status.success {
  display: block;
  color: #1c8c51;
}

.form-status.error {
  display: block;
  color: #c72c2c;
}

@media (max-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .contact-form-wrap {
    padding: 30px;
  }
}

/* --- FOOTER --- */
footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 60px;
}

.footer-col h3 {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 25px;
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 15px;
  color: var(--text-primary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-link:hover {
  color: var(--text-primary);
}

.social-links {
  display: flex;
  gap: 20px;
}

.social-icon {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.social-icon:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 40px;
  border-top: 1px solid var(--border-color);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 20px;
    align-items: flex-start;
  }
}

/* --- RESERVATION MODAL --- */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.modal.active {
  opacity: 1;
  pointer-events: all;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
}

.modal-content {
  position: relative;
  width: 90%;
  max-width: 600px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 60px;
  z-index: 2001;
  transform: translateY(40px);
  transition: var(--transition-smooth);
}

.modal.active .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 30px;
  right: 30px;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
  padding: 5px;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal h3 {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 400;
  margin-bottom: 10px;
}

.modal-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 40px;
}

.modal-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

@media (max-width: 576px) {
  .modal-content {
    padding: 40px 20px;
  }
  
  .modal-grid-2 {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

/* --- SCROLL REVEAL ANIMATIONS --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }