/* =========================================
   Artpie Studio — style.css
   Dark Minimal · Black / White / Green
   ========================================= */

/* ---- CSS Variables ---- */
:root {
  --green:      #1A7A4A;
  --green-dark: #0a1a0f;
  --green-mid:  #145e39;
  --black:      #000000;
  --dark:       #111111;
  --dark-2:     #1a1a1a;
  --gray-900:   #222222;
  --gray-700:   #444444;
  --gray-500:   #888888;
  --gray-300:   #bbbbbb;
  --gray-100:   #f0f0f0;
  --light-bg:   #F5F5F5;
  --white:      #ffffff;

  --font-serif: 'Playfair Display', serif;
  --font-sans:  'Noto Sans KR', sans-serif;
  --font-mono:  'Roboto', sans-serif;

  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow:     0 8px 40px rgba(0,0,0,0.18);
  --radius:     6px;
}

/* ---- Reset / Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--dark);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: color var(--transition); }
img { max-width: 100%; display: block; object-fit: cover; }

/* ---- Scroll fade-in ---- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}

/* =========================================
   HEADER
   ========================================= */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(26,122,74,0.25);
  transition: background var(--transition);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 0.4em;
}
.logo-art    { color: var(--green); }
.logo-studio { color: var(--white); }
/* 심볼 — 스튜디오 다크그린 */
.logo-symbol {
  height: 20px;
  width: 20px;
  object-fit: contain;
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
  /* 다크그레이 → 다크그린(#1A7A4A) */
  filter: brightness(0) saturate(100%) invert(40%) sepia(60%) saturate(550%) hue-rotate(115deg) brightness(95%);
}
.footer-symbol {
  height: 18px;
  width: 18px;
  object-fit: contain;
  filter: brightness(0) saturate(100%) invert(40%) sepia(60%) saturate(550%) hue-rotate(115deg) brightness(95%);
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.4em;
}

/* Desktop nav */
.nav-desktop {
  display: flex;
  gap: 2rem;
}
.nav-desktop a {
  color: var(--gray-300);
  font-size: 0.88rem;
  font-family: var(--font-mono);
  font-weight: 400;
  letter-spacing: 0.05em;
  position: relative;
  padding-bottom: 2px;
}
.nav-desktop a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--green);
  transition: width var(--transition);
}
.nav-desktop a:hover { color: var(--white); }
.nav-desktop a:hover::after { width: 100%; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.nav-mobile {
  display: none;
  flex-direction: column;
  background: rgba(0,0,0,0.97);
  border-top: 1px solid rgba(26,122,74,0.3);
  padding: 1rem 2rem 1.5rem;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  color: var(--gray-300);
  padding: 0.65rem 0;
  font-size: 1rem;
  font-family: var(--font-mono);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { color: var(--green); }

/* =========================================
   HERO
   ========================================= */
#hero {
  height: 60vh;
  min-height: 400px;
  background: linear-gradient(160deg, var(--green-dark) 0%, #000 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 64px;
}

/* Subtle noise overlay */
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.5;
  pointer-events: none;
}

.hero-content {
  text-align: center;
  color: var(--white);
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 6vw, 3.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}
.hero-title-sub {
  display: block;
  color: var(--green);
  font-size: 0.65em;
  letter-spacing: 0.2em;
  font-weight: 400;
  margin-top: 0.3rem;
}
.hero-subtitle {
  font-family: var(--font-sans);
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  color: var(--gray-300);
  margin-top: 1rem;
  font-weight: 300;
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: var(--gray-500);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  font-family: var(--font-mono);
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* =========================================
   SECTION COMMON
   ========================================= */
.section {
  padding: 6rem 2rem;
}
.section.dark   { background: var(--dark-2); color: var(--white); }
.section.black  { background: var(--black);  color: var(--white); }
.section.light  { background: var(--light-bg); }

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  color: var(--green);
  display: block;
  margin-bottom: 0.5rem;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.section-subtitle {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-top: 0.4rem;
}
.section-title.light-text,
.section-subtitle.light-text { color: var(--white); }
.section-subtitle.light-text { color: var(--gray-300); }

/* =========================================
   LOCATION
   ========================================= */
.location-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.map-wrap iframe {
  display: block;
  width: 100%;
  height: 420px;
}

.location-info { padding-top: 0.5rem; }

.location-badge {
  display: inline-flex;
  flex-direction: column;
  gap: 0.15rem;
  background: var(--green);
  color: var(--white);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius);
  font-size: 0.88rem;
  margin-bottom: 2rem;
  font-family: var(--font-mono);
}
.location-badge i { margin-right: 0.4rem; }
.location-badge .en { font-size: 0.8rem; opacity: 0.85; }

.address-block { margin-bottom: 1.5rem; }
.address-ko {
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 0.3rem;
}
.address-en {
  font-size: 0.9rem;
  color: var(--gray-500);
  font-family: var(--font-mono);
}

.contact-block {
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.contact-block p {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--gray-700);
}
.contact-block i { width: 20px; color: var(--green); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.8rem;
  border: 2px solid var(--dark);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
  font-weight: 500;
}
.btn-outline.green {
  border-color: var(--green);
  color: var(--green);
}
.btn-outline.green:hover {
  background: var(--green);
  color: var(--white);
}

/* =========================================
   HALLS
   ========================================= */
.halls-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.hall-card {
  background: var(--gray-900);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
  transition: transform var(--transition), box-shadow var(--transition);
}
.hall-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

/* Swiper in hall card */
.hall-card .swiper {
  height: 260px;
}
.hall-card .swiper-slide img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}
.hall-card .swiper-pagination-bullet {
  background: var(--white);
  opacity: 0.5;
}
.hall-card .swiper-pagination-bullet-active {
  background: var(--green);
  opacity: 1;
}

.hall-info {
  padding: 1.5rem;
}
.hall-tag {
  display: inline-block;
  background: var(--green);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  padding: 0.25rem 0.7rem;
  border-radius: 3px;
  margin-bottom: 0.8rem;
  font-weight: 500;
}
.hall-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--white);
  margin-bottom: 0.4rem;
}
.hall-name-en {
  font-size: 0.85em;
  color: var(--gray-500);
  font-weight: 400;
  margin-left: 0.3rem;
}
.hall-capacity {
  font-size: 0.82rem;
  color: var(--gray-300);
  font-family: var(--font-mono);
  margin-bottom: 0.6rem;
}
.hall-capacity i { color: var(--green); margin-right: 0.3rem; }
.hall-desc {
  font-size: 0.88rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* =========================================
   PRICING
   ========================================= */
.pricing-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.price-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
  transition: box-shadow var(--transition), transform var(--transition);
}
.price-card:hover {
  box-shadow: 0 8px 40px rgba(0,0,0,0.12);
  transform: translateY(-4px);
}

.price-card-header {
  background: var(--dark-2);
  color: var(--white);
  padding: 1.4rem 1.6rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.price-hall-tag {
  background: var(--green);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
}
.price-card-header h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
}

.price-table {
  width: 100%;
  border-collapse: collapse;
}
.price-table th,
.price-table td {
  padding: 0.9rem 1.4rem;
  text-align: left;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--gray-100);
}
.price-table th {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--gray-500);
  background: var(--gray-100);
  font-weight: 500;
}
.price-table tr:last-child td { border-bottom: none; }
.price-table tr.peak { background: #f9fdf9; }
.price-table tr.peak .price-amount { color: var(--green); font-weight: 600; }

.price-amount {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--dark);
  font-size: 0.95rem;
}

.pricing-note {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.82rem;
  color: var(--gray-500);
  font-family: var(--font-mono);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* =========================================
   FACILITIES
   ========================================= */
.facilities-grid {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.facility-card {
  text-align: center;
  padding: 2.5rem 1rem;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  background: var(--white);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
  width: 200px;
  flex-shrink: 0;
}
.facility-card:hover {
  border-color: var(--green);
  box-shadow: 0 8px 30px rgba(26,122,74,0.1);
  transform: translateY(-4px);
}

.facility-icon {
  width: 60px; height: 60px;
  background: var(--dark-2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}
.facility-icon i {
  font-size: 1.4rem;
  color: var(--green);
}
.facility-name {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.3rem;
}
.facility-en {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--gray-500);
}

/* =========================================
   RESERVATION
   ========================================= */
#reservation .section-title { color: var(--white); }
#reservation .section-subtitle { color: var(--gray-400); }
#reservation .section-label { color: var(--green); }

.reservation-desc {
  text-align: center;
  color: var(--gray-300);
  margin-bottom: 3rem;
  font-size: 1rem;
  line-height: 1.8;
}
.reservation-desc .en {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-top: 0.3rem;
}

.reservation-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-reservation {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  padding: 1.2rem 2.4rem;
  border: 2px solid var(--white);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
  min-width: 200px;
  text-align: center;
}
.btn-reservation i { font-size: 1.2rem; margin-bottom: 0.2rem; }
.btn-reservation .btn-sub {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  opacity: 0.6;
}
.btn-reservation:hover {
  background: var(--white);
  color: var(--black);
}

/* =========================================
   CONTACT
   ========================================= */
.contact-desc {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--dark);
}
.contact-desc .en {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-top: 0.3rem;
}

.contact-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.btn-contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  padding: 1.2rem 2.4rem;
  border: 2px solid var(--dark-2);
  color: var(--dark-2);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
  min-width: 200px;
  text-align: center;
  cursor: pointer;
}
.btn-contact i { font-size: 1.2rem; }
.btn-contact .btn-sub {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  opacity: 0.55;
}
.btn-contact.kakao { border-color: #FEE500; color: #3A1D1D; background: #FEE500; }
.btn-contact.kakao:hover { background: #e6cf00; border-color: #e6cf00; }
.btn-contact.sms:hover   { background: var(--dark-2); color: var(--white); }

.contact-note {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--gray-500);
}
.contact-note a:hover { color: var(--green); }

/* =========================================
   OUR BRANDS
   ========================================= */
.brands-section {
  background: var(--dark-2);
  position: relative;
}
/* Concrete texture via CSS noise */
.brands-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      0deg,
      rgba(255,255,255,0.01) 0px, rgba(255,255,255,0.01) 1px,
      transparent 1px, transparent 4px
    ),
    repeating-linear-gradient(
      90deg,
      rgba(255,255,255,0.01) 0px, rgba(255,255,255,0.01) 1px,
      transparent 1px, transparent 4px
    );
  pointer-events: none;
}

.brands-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

.brand-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  color: var(--white);
  text-align: center;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.brand-card:hover {
  border-color: var(--green);
  background: rgba(26,122,74,0.08);
  transform: translateY(-4px);
}
.brand-card.active {
  border-color: var(--green);
  background: rgba(26,122,74,0.12);
}

.brand-icon {
  font-size: 1.8rem;
  color: var(--green);
  margin-bottom: 0.6rem;
}
.brand-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
}
.brand-desc    { font-size: 0.9rem; color: var(--gray-300); }
.brand-desc-en { font-size: 0.78rem; color: var(--gray-500); font-family: var(--font-mono); }
.brand-ko { font-family: 'Pretendard','Apple SD Gothic Neo',sans-serif; font-size: 1rem; font-weight: 700; color: var(--white); }
.brand-en { font-family: var(--font-mono); font-size: 0.72rem; color: var(--gray-500); letter-spacing: 0.08em; margin-bottom: 0.5rem; }
.brand-link {
  margin-top: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--green);
  letter-spacing: 0.05em;
}
.brand-link.coming  { color: var(--gray-500); }
.brand-link.current { color: var(--white); background: var(--green); padding: 0.2rem 0.6rem; border-radius: 3px; }
/* 인스타 버튼 */
.btn-contact.instagram {
  background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
  border-color: transparent;
  color: #fff;
}
.btn-contact.instagram:hover { opacity: 0.88; transform: translateY(-2px); }

/* =========================================
   FOOTER
   ========================================= */
#footer {
  background: var(--dark-2);
  border-top: 1px solid rgba(26,122,74,0.2);
  padding: 3rem 2rem;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 3rem;
  align-items: start;
}
.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
}
.footer-info {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.footer-info p {
  font-size: 0.85rem;
  color: var(--gray-500);
  font-family: var(--font-mono);
}
.footer-info i { width: 18px; color: var(--green); margin-right: 0.4rem; }
.footer-info a:hover { color: var(--green); }
.footer-copy {
  text-align: right;
}
.footer-copy p {
  font-size: 0.8rem;
  color: var(--gray-500);
  font-family: var(--font-mono);
}
.footer-brand {
  margin-top: 0.3rem;
}
.footer-brand a:hover { color: var(--green); }

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
  .halls-grid     { grid-template-columns: 1fr 1fr; }
  .pricing-grid   { grid-template-columns: 1fr 1fr; }
  .facilities-grid{ justify-content: center; }
  .brands-grid    { grid-template-columns: repeat(2, 1fr); }
  .footer-inner   { grid-template-columns: 1fr 1fr; }
  .footer-copy    { grid-column: 1 / -1; text-align: left; }
}

@media (max-width: 768px) {
  .nav-desktop { display: none; }
  .hamburger   { display: flex; }

  .location-grid { grid-template-columns: 1fr; }
  .map-wrap iframe { height: 300px; }

  .halls-grid   { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .brands-grid  { grid-template-columns: 1fr 1fr; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .footer-copy { text-align: left; }

  .section { padding: 4rem 1.5rem; }

  .reservation-buttons,
  .contact-buttons {
    flex-direction: column;
    align-items: center;
  }
  .btn-reservation,
  .btn-contact {
    width: 100%;
    max-width: 320px;
  }
}

@media (max-width: 480px) {
  .facilities-grid { justify-content: center; gap: 1rem; }
  .brands-grid     { grid-template-columns: 1fr; }
  .hall-card .swiper,
  .hall-card .swiper-slide img { height: 220px; }
}