/* ===========================
   D2Space — style.css
   Dark Cinematic Sound Theme
   =========================== */

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

:root {
  --c-main:    #3CBDB2;
  --c-main2:   #2FA39A;
  --c-sub:     #0F3E43;
  --c-accent:  #F5B041;
  --c-accent2: #E59932;
  --bg:        #090E0F;
  --bg2:       #0D1A1C;
  --bg3:       #112224;
  --panel:     rgba(28,169,167,0.06);
  --panel-b:   rgba(28,169,167,0.18);
  --text:      #E8EFEF;
  --text-dim:  rgba(232,239,239,0.65);
  --text-sub:  #7ECFCE;
  --border:    rgba(28,169,167,0.2);
  --r-sm:      0.75rem;
  --r-md:      1.25rem;
  --r-lg:      2rem;
  --r-xl:      3rem;
  --font-en:   'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-kr:   'Noto Sans KR', system-ui, sans-serif;
  --shadow:    0 8px 32px rgba(0,0,0,0.4);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-kr);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--c-main); border-radius: 2px; }

/* ===========================
   HEADER / NAV
   =========================== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(9,14,15,0.8);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}
#header.scrolled {
  background: rgba(9,14,15,0.96);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.logo-icon {
  width: 36px;
  height: 24px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}
.logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.logo-text {
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 24px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.9rem;
  color: var(--text-dim);
  transition: color 0.2s;
  font-weight: 400;
}
.nav-links a:hover { color: var(--text); }

.nav-cta {
  padding: 0.45rem 1.1rem;
  border: 1px solid var(--c-main);
  border-radius: var(--r-sm);
  color: var(--c-main) !important;
  font-weight: 500;
  transition: background 0.2s, color 0.2s !important;
}
.nav-cta:hover {
  background: var(--c-main) !important;
  color: var(--bg) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===========================
   HERO
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 64px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(ellipse 80% 60% at 60% 50%,
    rgba(28,169,167,0.12) 0%,
    rgba(15,62,67,0.08) 50%,
    transparent 100%);
}
#waveCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 5rem 1.5rem 6rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border: 1px solid rgba(28,169,167,0.35);
  border-radius: 99px;
  background: rgba(28,169,167,0.07);
  font-size: 0.8rem;
  color: var(--text-sub);
  margin-bottom: 1.5rem;
}
.badge-dot {
  width: 7px; height: 7px;
  background: var(--c-main);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-family: var(--font-en);
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--text);
}
.title-accent {
  color: var(--c-main);
  display: inline-block;
}

.hero-desc {
  margin-top: 1.8rem;
  max-width: 540px;
  font-size: 1.05rem;
  color: var(--text-dim);
  line-height: 1.8;
}
.hero-desc strong { color: var(--text); font-weight: 600; }

.hero-stats {
  margin-top: 2.5rem;
  width: fit-content;
}
.stats-overline {
  font-family: var(--font-en);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--c-main);
  opacity: 0.7;
  margin: 0 0 0.5rem 0.2rem;
  font-weight: 600;
}
.stats-row {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 1.8rem;
}
.stat-num {
  font-family: var(--font-en);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--c-main);
  line-height: 1;
}
.stat-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.25rem;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-actions {
  display: flex;
  gap: 0.8rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.6rem;
  background: var(--c-main);
  color: var(--bg);
  font-weight: 600;
  border-radius: var(--r-sm);
  transition: background 0.2s, transform 0.15s;
  font-size: 0.95rem;
}
.btn-primary:hover {
  background: var(--c-main2);
  transform: translateY(-1px);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.6rem;
  border: 1px solid rgba(245,176,65,0.5);
  color: var(--c-accent);
  font-weight: 500;
  border-radius: var(--r-sm);
  transition: background 0.2s, border-color 0.2s;
  font-size: 0.95rem;
}
.btn-secondary:hover {
  background: rgba(245,176,65,0.08);
  border-color: var(--c-accent);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.scroll-line {
  width: 40px;
  height: 1px;
  background: var(--c-main);
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--text);
  animation: scrollAnim 2s infinite;
}
@keyframes scrollAnim {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* ===========================
   SECTIONS COMMON
   =========================== */
.section { padding: 7rem 0; }
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-main);
  margin-bottom: 1.2rem;
  padding: 0.3rem 0.8rem;
  border: 1px solid rgba(28,169,167,0.3);
  border-radius: 99px;
}

.section-title {
  font-family: var(--font-en);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text);
}

.section-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: end;
  margin-bottom: 3.5rem;
}
.section-desc {
  color: var(--text-dim);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* ===========================
   ABOUT
   =========================== */
.about-section { background: var(--bg2); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-bio {
  color: var(--text-dim);
  line-height: 1.9;
  margin-bottom: 1rem;
}
.about-bio strong { color: var(--text); font-weight: 600; }

.about-quote {
  margin-top: 2rem;
  padding: 1.2rem 1.5rem;
  border-left: 3px solid var(--c-main);
  background: var(--panel);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}
.about-quote blockquote {
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-sub);
  font-weight: 500;
}

.about-right {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.capability-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.4rem;
  transition: border-color 0.2s, transform 0.2s;
}
.capability-card:hover {
  border-color: rgba(28,169,167,0.45);
  transform: translateY(-2px);
}
.capability-card h3 {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-sub);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}
.capability-card h3 i { color: var(--c-main); font-size: 0.9rem; }
.capability-card ul { display: flex; flex-direction: column; gap: 0.35rem; }
.capability-card li {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.5;
}

/* Career */
.career-section {
  margin-top: 5rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}
.career-title {
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 1.5rem;
}
.career-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.career-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1.5rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid rgba(28,169,167,0.1);
  align-items: start;
}
.career-year {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c-main);
  padding-top: 0.2rem;
}
.career-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.career-info strong {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}
.career-info span {
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* ===========================
   PROJECT
   =========================== */
.project-section { background: var(--bg); }

/* Phase tabs */
.phase-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.phase-tab {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text-dim);
  cursor: pointer;
  font-size: 0.88rem;
  transition: all 0.2s;
  font-family: var(--font-kr);
}
.phase-tab:hover { border-color: rgba(28,169,167,0.45); color: var(--text); }
.phase-tab.active {
  background: var(--c-main);
  border-color: var(--c-main);
  color: var(--bg);
  font-weight: 600;
}
.flag { font-size: 1rem; }

/* Phase panels */
.phase-content { min-height: 380px; }
.phase-panel { display: none; }
.phase-panel.active { display: block; }

.phase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2.5rem;
}

.phase-badge {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--c-accent);
  background: rgba(245,176,65,0.1);
  border: 1px solid rgba(245,176,65,0.3);
  padding: 0.3rem 0.8rem;
  border-radius: 99px;
  margin-bottom: 1rem;
}
.phase-grid h3 {
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.8rem;
}
.phase-grid > .phase-info > p {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 1.2rem;
}

.route-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}
.route-tags span {
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  background: rgba(28,169,167,0.1);
  border: 1px solid var(--border);
  border-radius: 99px;
  color: var(--text-sub);
}

.phase-targets h4 {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-sub);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.7rem;
}
.phase-targets ul { display: flex; flex-direction: column; gap: 0.4rem; }
.phase-targets li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}
.phase-targets li i {
  color: var(--c-main);
  font-size: 0.7rem;
  margin-top: 0.35rem;
  flex-shrink: 0;
}

.phase-budget {
  margin-top: 1.5rem;
  padding: 0.6rem 1rem;
  background: rgba(245,176,65,0.06);
  border: 1px solid rgba(245,176,65,0.2);
  border-radius: var(--r-sm);
  font-size: 0.82rem;
  color: var(--c-accent);
  font-family: var(--font-en);
  font-weight: 500;
}

/* Map visual */
.phase-map { display: flex; align-items: center; justify-content: center; }
.map-visual {
  width: 100%;
  background: rgba(28,169,167,0.04);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.5rem;
  position: relative;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.map-route-label {
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-main);
  margin-bottom: 0.5rem;
}
.map-segments {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.seg {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.83rem;
  color: var(--text-dim);
  padding: 0.4rem 0.8rem;
  border-radius: var(--r-sm);
  background: rgba(28,169,167,0.05);
  border-left: 2px solid var(--c-main);
  transition: background 0.2s;
}
.seg:hover {
  background: rgba(28,169,167,0.12);
  color: var(--text);
}

/* Budget bars */
.budget-overview {
  margin-top: 4rem;
  padding: 2.5rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
.budget-overview h3 {
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.budget-bars {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.budget-item {
  display: grid;
  grid-template-columns: 180px 1fr 80px;
  align-items: center;
  gap: 1rem;
}
.budget-label {
  font-size: 0.85rem;
  color: var(--text-dim);
}
.budget-bar {
  height: 6px;
  background: rgba(28,169,167,0.1);
  border-radius: 3px;
  overflow: hidden;
}
.budget-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--c-main), var(--c-main2));
  border-radius: 3px;
  transition: width 1s ease;
}
.budget-val {
  font-family: var(--font-en);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-main);
  text-align: right;
}

/* ===========================
   LIBRARY
   =========================== */
.library-section { background: var(--bg2); }

.format-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 3rem;
}
.format-badge {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 99px;
  color: var(--text-dim);
}
.format-badge.active {
  border-color: var(--c-main);
  color: var(--c-main);
  background: rgba(28,169,167,0.06);
}

.library-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.library-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color 0.2s, transform 0.2s;
}
.library-card:hover {
  border-color: rgba(28,169,167,0.4);
  transform: translateY(-3px);
}
.library-card.featured {
  border-color: rgba(28,169,167,0.35);
  background: linear-gradient(135deg, rgba(28,169,167,0.08), rgba(15,62,67,0.12));
}

.library-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.series-tag {
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-sub);
}
.series-status {
  font-size: 0.7rem;
  padding: 0.2rem 0.6rem;
  border-radius: 99px;
  font-weight: 600;
}
.series-status.coming {
  background: rgba(245,176,65,0.1);
  color: var(--c-accent);
  border: 1px solid rgba(245,176,65,0.3);
}
.series-status.active {
  background: rgba(28,169,167,0.1);
  color: var(--c-main);
  border: 1px solid var(--border);
}

.library-card h3 {
  font-family: var(--font-en);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}
.library-card p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.7;
}

.library-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.library-categories span {
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  background: rgba(28,169,167,0.08);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text-sub);
}

.btn-library {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  background: none;
  border: 1px solid var(--c-main);
  color: var(--c-main);
  border-radius: var(--r-sm);
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  transition: background 0.2s, color 0.2s;
  margin-top: auto;
}
.btn-library:hover {
  background: var(--c-main);
  color: var(--bg);
}

/* UCS categories */
.ucs-section {
  padding: 2.5rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  margin-bottom: 2.5rem;
}
.ucs-section h3 {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.6rem;
}
.ucs-section > p {
  font-size: 0.88rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}
.ucs-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.ucs-cat {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.8rem;
  background: rgba(28,169,167,0.06);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  transition: border-color 0.2s;
}
.ucs-cat:hover { border-color: rgba(28,169,167,0.4); }
.ucs-code {
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--c-main);
}
.ucs-name {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Delivery formats */
.delivery-section {
  padding: 2.5rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
.delivery-section h3 {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.3rem;
}
.delivery-motto {
  font-family: var(--font-en);
  font-size: 0.85rem;
  color: var(--c-main);
  font-style: italic;
  margin-bottom: 1.5rem;
}
.delivery-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.8rem;
}
.delivery-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
  padding: 1.2rem 0.8rem;
  background: rgba(28,169,167,0.04);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: border-color 0.2s;
}
.delivery-item:hover { border-color: rgba(28,169,167,0.4); }
.delivery-item.highlight { border-color: rgba(28,169,167,0.3); }
.delivery-item.featured-format {
  border-color: var(--c-main);
  background: rgba(28,169,167,0.08);
}
.delivery-icon {
  font-size: 1.3rem;
  color: var(--c-main);
}
.delivery-name {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text);
}
.delivery-desc {
  font-size: 0.7rem;
  color: var(--text-dim);
  line-height: 1.4;
}

/* ===========================
   YOUTUBE
   =========================== */
.youtube-section { background: var(--bg); }

.youtube-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 3rem;
}

.yt-channel-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.yt-channel-icon {
  width: 52px; height: 52px;
  background: rgba(255,0,0,0.12);
  border: 1px solid rgba(255,0,0,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #FF4444;
}
.yt-channel-name {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}
.yt-channel-sub {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
}

.yt-season-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-sub);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}
.episode-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.ep-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(28,169,167,0.1);
  transition: background 0.2s;
}
.ep-item:hover {
  background: rgba(28,169,167,0.04);
  margin: 0 -0.5rem;
  padding-left: 0.5rem; padding-right: 0.5rem;
  border-radius: var(--r-sm);
}
.ep-num {
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--c-main);
}
.ep-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.ep-info strong {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}
.ep-info span {
  font-size: 0.78rem;
  color: var(--text-dim);
}
.ep-date {
  font-family: var(--font-en);
  font-size: 0.73rem;
  color: var(--text-dim);
  white-space: nowrap;
}

/* YouTube side */
.content-types {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.content-types h3 {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 1rem;
}
.content-type-item {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(28,169,167,0.08);
}
.content-type-item:last-child { border-bottom: none; }
.content-type-item i {
  color: var(--c-main);
  font-size: 0.9rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
  width: 18px;
  text-align: center;
}
.content-type-item strong {
  display: block;
  font-size: 0.85rem;
  color: var(--text);
  font-weight: 600;
}
.content-type-item p {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 0.15rem;
}

.yt-target {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.yt-target h3 {
  display: none;
}
.target-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
  flex: 1;
}
.target-item > span {
  font-size: 0.75rem;
  color: var(--text-dim);
  line-height: 1.4;
}
.target-circle {
  width: 68px; height: 68px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-dim);
}
.target-circle.goal {
  border-color: var(--c-main);
  color: var(--c-main);
  background: rgba(28,169,167,0.08);
}

.business-channel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.5rem;
}
.business-channel h3 {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 0.6rem;
}
.business-channel p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.7;
}
.business-channel strong { color: var(--text); }

/* ===========================
   BUSINESS
   =========================== */
.business-section { background: var(--bg2); }

.revenue-timeline {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 1rem;
  align-items: start;
  margin-bottom: 3.5rem;
}
.rev-phase {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.8rem;
}
.rev-phase-label {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-main);
  margin-bottom: 1.2rem;
}
.rev-items {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.rev-item {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}
.rev-item i {
  color: var(--c-main);
  font-size: 0.85rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
  width: 18px;
  text-align: center;
}
.rev-arrow {
  display: flex;
  align-items: center;
  color: var(--text-dim);
  font-size: 1.2rem;
  padding-top: 3rem;
}

.vision-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.vision-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2rem;
  transition: border-color 0.2s;
}
.vision-card:hover { border-color: rgba(28,169,167,0.4); }
.vision-icon {
  width: 46px; height: 46px;
  background: rgba(28,169,167,0.1);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--c-main);
  margin-bottom: 1rem;
}
.vision-card h3 {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.7rem;
}
.vision-card p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.7;
}
.vision-gate {
  margin-top: 1rem;
  padding: 0.6rem 0.8rem;
  background: rgba(245,176,65,0.06);
  border: 1px solid rgba(245,176,65,0.2);
  border-radius: var(--r-sm);
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 1.5;
}
.vision-gate span {
  color: var(--c-accent);
  font-weight: 600;
}

.income-breakdown {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.income-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(28,169,167,0.1);
}
.income-item span {
  font-size: 0.82rem;
  color: var(--text-dim);
}
.income-item strong {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}
.income-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  margin-top: 0.4rem;
}
.income-total span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-sub);
}
.income-total strong {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-main);
}

/* ===========================
   CONTACT
   =========================== */
.contact-section { background: var(--bg); }

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
}

.contact-form {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-sub);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.7rem 1rem;
  color: var(--text);
  font-family: var(--font-kr);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); opacity: 0.6; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--c-main); }
.form-group select { cursor: pointer; }
.form-group textarea { height: 140px; resize: vertical; }

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  background: var(--c-main);
  color: var(--bg);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  font-family: var(--font-kr);
}
.btn-submit:hover {
  background: var(--c-main2);
  transform: translateY(-1px);
}

.form-notice {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-align: center;
}

.form-success {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  background: rgba(28,169,167,0.1);
  border: 1px solid var(--c-main);
  border-radius: var(--r-sm);
  font-size: 0.88rem;
  color: var(--c-main);
}
.form-success i { font-size: 1rem; }

/* Contact info */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.contact-info-block {
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--border);
}
.ci-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-sub);
  margin-bottom: 0.3rem;
}
.ci-value {
  font-family: var(--font-en);
  font-size: 0.95rem;
  color: var(--text);
  transition: color 0.2s;
}
a.ci-value:hover { color: var(--c-main); }
.ci-sub {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

.inquiry-types {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.4rem;
}
.inquiry-types h3 {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 1rem;
}
.inq-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(28,169,167,0.08);
  cursor: pointer;
  transition: color 0.2s;
}
.inq-item:last-child { border-bottom: none; }
.inq-item i {
  color: var(--c-main);
  font-size: 0.85rem;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}
.inq-item span {
  font-size: 0.85rem;
  color: var(--text-dim);
  transition: color 0.2s;
}
.inq-item:hover span { color: var(--text); }

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

/* ===========================
   FOOTER
   =========================== */
#footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  padding: 4rem 0 3rem;
}
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.7;
}
.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.footer-nav-col {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.footer-nav-title {
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-sub);
  margin-bottom: 0.4rem;
}
.footer-nav-col a {
  font-size: 0.85rem;
  color: var(--text-dim);
  transition: color 0.2s;
}
.footer-nav-col a:hover { color: var(--text); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 0;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1100px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-right { grid-template-columns: repeat(2, 1fr); }
  .phase-grid { grid-template-columns: 1fr; }
  .library-grid { grid-template-columns: 1fr 1fr; }
  .delivery-grid { grid-template-columns: repeat(3, 1fr); }
  .revenue-timeline {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .rev-arrow { transform: rotate(90deg); justify-content: center; }
  .vision-cards { grid-template-columns: 1fr 1fr; }
  .youtube-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: rgba(9,14,15,0.98);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--border);
    z-index: 99;
  }
  .nav-links.open { display: flex; }

  .hero-stats { width: 100%; max-width: 320px; }
  .stats-row {
    flex-direction: column;
    width: 100%;
  }
  .stat-divider { width: 80%; height: 1px; }
  .stat { width: 100%; }

  .section-header { grid-template-columns: 1fr; }
  .section { padding: 5rem 0; }

  .phase-tabs { gap: 0.4rem; }
  .phase-tab { font-size: 0.8rem; padding: 0.5rem 0.9rem; }
  .phase-grid { padding: 1.5rem; gap: 1.5rem; }

  .library-grid { grid-template-columns: 1fr; }
  .delivery-grid { grid-template-columns: repeat(2, 1fr); }

  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  .vision-cards { grid-template-columns: 1fr; }
  .budget-item { grid-template-columns: 120px 1fr 70px; }

  .footer-nav { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: clamp(2.5rem, 15vw, 5rem); }
  .about-right { grid-template-columns: 1fr; }
  .footer-nav { grid-template-columns: 1fr; }
  .ep-item { grid-template-columns: 50px 1fr; }
  .ep-date { display: none; }
  .budget-item { grid-template-columns: 100px 1fr 60px; }
  .budget-label { font-size: 0.75rem; }
}

/* ===========================
   ANIMATIONS
   =========================== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }

/* ---- IMDb Link ---- */
.imdb-link {
  color: var(--c-main);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, opacity 0.2s;
}
.imdb-link:hover {
  border-bottom-color: var(--c-main);
  opacity: 0.85;
}

/* ---- Language Switcher ---- */
.lang-switcher { position: relative; margin-left: 0.5rem; }
.lang-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--text);
  padding: 0.35rem 0.65rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: border-color 0.2s;
}
.lang-btn:hover { border-color: var(--c-main); }
.lang-btn i { color: var(--c-main); font-size: 0.85rem; }
.lang-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--bg2);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  min-width: 140px;
  padding: 0.35rem 0;
  z-index: 1000;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.lang-dropdown.open { display: block; }
.lang-option {
  display: block;
  padding: 0.5rem 0.85rem;
  color: var(--text);
  text-decoration: none;
  font-size: 0.82rem;
  transition: background 0.15s;
}
.lang-option:hover { background: rgba(255,255,255,0.05); }
.lang-option.active { color: var(--c-main); font-weight: 600; }

/* Hide Google Translate bar */
.goog-te-banner-frame, .skiptranslate { display: none !important; }
body { top: 0 !important; }