/* ═══════════════════════════════════════
   YUZUKI — engineer / drone operator page
   Pink-red all-engineer theme
═══════════════════════════════════════ */

:root {
  --yz-red:    #ff3b5c;
  --yz-red2:   #ff8a9f;
  --yz-red3:   #cc2944;
  --yz-rose:   #ffb3c1;
  --yz-bg:     #0c0306;
  --yz-bg2:    #15080c;
  --yz-paper:  #ffe6e9;
  --yz-paper2: #f0c8ce;
  --yz-muted:  #b07785;
  --yz-line:   rgba(255,59,92,.18);
}

body.yuzuki-body {
  background:
    radial-gradient(ellipse at 30% 0%, rgba(255,59,92,.10) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 100%, rgba(185,28,60,.07) 0%, transparent 55%),
    var(--yz-bg);
  color: var(--yz-paper);
  overflow-x: hidden;
  min-height: 100vh;
  font-family: 'Inter', sans-serif;
}

/* hide KO name labels in EN mode */
html[lang="en"] .yz-hero-title-ko,
html[lang="en"] .yz-arsenal-tab-ko,
html[lang="en"] .yz-arsenal-panel-ko,
html[lang="en"] .yz-arsenal-title-ko,
html[lang="en"] .yz-arsenal-title-amp {
  display: none !important;
}
html[lang="en"] .yz-arsenal-tab-en {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.25rem;
  letter-spacing: .14em;
  font-weight: 400;
  color: var(--yz-paper);
  margin-top: .15rem;
}
html[lang="en"] .yz-arsenal-panel-en {
  font-size: clamp(2.6rem, 4.5vw, 3.6rem);
  letter-spacing: .06em;
}

#bg-canvas { opacity: .55; z-index: 0; }

/* ── schematic grid overlay ── */
.yz-grid-overlay {
  position: fixed; inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,59,92,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,59,92,.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 30%, black 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, black 0%, transparent 80%);
}

/* ── NAV ── */
.yz-nav-actions { display: flex; align-items: center; gap: .65rem; }
.yz-back {
  display: inline-flex; align-items: center; gap: .4rem;
  text-decoration: none;
  color: var(--yz-red2) !important;
  border-color: rgba(255,59,92,.3) !important;
}
.yz-back:hover {
  background: rgba(255,59,92,.08);
  box-shadow: 0 0 14px rgba(255,59,92,.3) !important;
  border-color: var(--yz-red) !important;
}
.yz-back span:first-child { transition: transform .25s; display: inline-block; }
.yz-back:hover span:first-child { transform: translateX(-4px); }

/* ══════════════════════════════════════════════════════════════
   HERO — character LEFT + profile RIGHT
═══════════════════════════════════════════════════════════════ */
.yz-hero {
  position: relative; z-index: 3;
  min-height: 100vh;
  padding: 110px 3rem 5rem;
  overflow: hidden;
}

.yz-hero-side {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  display: flex; flex-direction: column;
  align-items: center;
  gap: 1.4rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .35em;
  color: rgba(255,59,92,.45);
  text-transform: uppercase;
  z-index: 4;
}
.yz-hero-side-text { writing-mode: vertical-rl; text-orientation: mixed; }
.yz-hero-side-tick { width: 1px; height: 60px; background: var(--yz-red); opacity: .55; }
.yz-hero-side-left { left: 1.4rem; }

/* backdrop numerals "02" */
.yz-hero-numerals {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center; justify-content: center;
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(28rem, 75vh, 56rem);
  line-height: .8;
  letter-spacing: -.06em;
  color: rgba(255,59,92,.04);
  user-select: none;
  pointer-events: none;
  z-index: 1;
}
.yz-hero-num-zero { transform: translateX(-1%); }
.yz-hero-num-two { transform: translateX(-3%); }

/* corner stamps */
.yz-hero-stamp {
  position: absolute;
  font-family: 'JetBrains Mono', monospace;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .3em;
  text-transform: uppercase;
  z-index: 5;
  display: flex; align-items: center; gap: .5rem;
  padding: .5rem .85rem;
  border: 1px solid rgba(255,59,92,.3);
  background: rgba(12,3,6,.6);
  backdrop-filter: blur(8px);
  border-radius: 2px;
}
.yz-hero-stamp-tl { top: 110px; left: 4rem; color: var(--yz-red2); }
.yz-hero-stamp-tr { top: 110px; right: 4rem; color: var(--yz-red2); border-color: rgba(255,138,159,.4); }
.yz-hero-stamp-bracket { color: var(--yz-red); opacity: .65; font-weight: 900; }
.yz-hero-stamp-dot {
  width: 7px; height: 7px;
  background: var(--yz-red2);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--yz-red2);
  animation: yzStampPulse 1.4s ease-in-out infinite;
}
@keyframes yzStampPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .25; }
}

/* GRID */
.yz-hero-grid {
  position: relative; z-index: 3;
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1.25fr);
  gap: 4rem;
  align-items: center;
  min-height: calc(100vh - 220px);
}

.yz-hero-char-col {
  display: flex;
  align-items: center; justify-content: center;
  position: relative;
}

/* character — small */
.yz-hero-character {
  position: relative;
  width: clamp(260px, 28vw, 400px);
  height: auto;
  animation: yzCharFadeIn 1.2s cubic-bezier(.2, .8, .2, 1) .1s both;
}
@keyframes yzCharFadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: none; }
}

.yz-hero-character img {
  width: 100%; height: auto;
  filter:
    drop-shadow(0 18px 30px rgba(0,0,0,.75))
    drop-shadow(0 0 36px rgba(255,59,92,.28));
  position: relative; z-index: 5;
}

/* engineer deployment pad — hex/circular pulse at feet (replaces flame) */
.yz-hero-character-padbase {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  aspect-ratio: 3 / 1;
  z-index: 0;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(255,59,92,.22) 0%, rgba(255,59,92,.08) 35%, transparent 70%);
  filter: blur(14px);
  animation: yzPadGlow 2.6s ease-in-out infinite alternate;
}
@keyframes yzPadGlow {
  from { opacity: .55; transform: translateX(-50%) scaleX(.92); }
  to   { opacity: 1;   transform: translateX(-50%) scaleX(1.06); }
}
.yz-hero-character-padring {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  aspect-ratio: 4 / 1;
  z-index: 1;
  border: 1.5px solid rgba(255,59,92,.55);
  border-radius: 50%;
  background:
    radial-gradient(ellipse at 50% 50%, transparent 50%, rgba(255,59,92,.05) 70%, transparent 100%);
  box-shadow:
    0 0 24px rgba(255,59,92,.32),
    inset 0 0 18px rgba(255,59,92,.18);
  animation: yzPadRing 4s linear infinite;
}
@keyframes yzPadRing {
  from { transform: translateX(-50%) scaleX(1) scaleY(1); opacity: 1; }
  50%  { transform: translateX(-50%) scaleX(1.08) scaleY(1.12); opacity: .85; }
  to   { transform: translateX(-50%) scaleX(1) scaleY(1); opacity: 1; }
}
.yz-hero-character-shadow {
  position: absolute;
  bottom: 1%;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 3%;
  background: radial-gradient(ellipse at 50% 50%,
    rgba(0,0,0,.92) 0%,
    rgba(0,0,0,.5) 40%,
    transparent 80%);
  filter: blur(10px);
  z-index: 2;
}
.yz-hero-character-glow {
  position: absolute;
  bottom: -6%;
  left: -10%; right: -10%;
  height: 55%;
  background:
    radial-gradient(ellipse at 50% 60%, rgba(255,59,92,.32) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 100%, rgba(185,28,60,.4) 0%, transparent 50%);
  filter: blur(36px);
  z-index: 0;
}

/* rotating gear cogs — engineer motif */
.yz-hero-gear {
  position: absolute;
  z-index: 3;
  color: var(--yz-red2);
  display: flex; flex-direction: column;
  align-items: center;
  gap: .4rem;
}
.yz-hero-gear svg {
  width: 76px; height: 76px;
  filter:
    drop-shadow(0 0 12px rgba(255,59,92,.5))
    drop-shadow(0 2px 4px rgba(0,0,0,.5));
  transform-origin: center;
}
.yz-hero-gear-left svg { animation: yzGearSpinCW 18s linear infinite; }
.yz-hero-gear-right svg { animation: yzGearSpinCCW 24s linear infinite; }
@keyframes yzGearSpinCW  { to { transform: rotate(360deg);  } }
@keyframes yzGearSpinCCW { to { transform: rotate(-360deg); } }

.yz-hero-gear-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: .55rem;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--yz-red2);
  background: rgba(10,3,6,.7);
  border: 1px solid rgba(255,138,159,.32);
  padding: .15rem .45rem;
  border-radius: 2px;
}
.yz-hero-gear-left  { top: 16%; left: -12%; }
.yz-hero-gear-right { top: 56%; right: -12%; }
.yz-hero-gear-right svg { width: 56px; height: 56px; }

/* RIGHT COLUMN */
.yz-hero-info-col {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  animation: yzInfoFadeIn 1s cubic-bezier(.2, .8, .2, 1) .25s both;
  max-width: 720px;
}
@keyframes yzInfoFadeIn {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: none; }
}

.yz-hero-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .4em;
  color: var(--yz-red2);
  text-transform: uppercase;
  border-left: 2px solid var(--yz-red);
  padding-left: .8rem;
  align-self: flex-start;
}

.yz-hero-name {
  display: flex;
  align-items: baseline;
  gap: 1.4rem;
  flex-wrap: wrap;
  margin: 0;
  line-height: .9;
}
.yz-hero-name-main {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(4.5rem, 9vw, 8rem);
  letter-spacing: .01em;
  color: var(--yz-paper);
  text-shadow:
    0 0 80px rgba(255,59,92,.45),
    0 4px 14px rgba(0,0,0,.55);
  position: relative;
}
.yz-hero-name-main::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60%;
  height: 3px;
  background: linear-gradient(90deg, var(--yz-red), transparent);
}
.yz-hero-name-ko {
  font-family: 'Noto Serif KR', serif;
  font-weight: 900;
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  color: rgba(255,59,92,.65);
  letter-spacing: .1em;
}

.yz-hero-quote {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-weight: 500;
  font-size: clamp(.95rem, 1.4vw, 1.1rem);
  color: rgba(255,230,233,.7);
  line-height: 1.7;
  border-left: 1px solid rgba(255,59,92,.4);
  padding-left: 1rem;
  max-width: 580px;
  margin: 0;
}

.yz-hero-block { display: flex; flex-direction: column; gap: .9rem; }
.yz-hero-block-label {
  display: flex;
  align-items: center;
  gap: .8rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .32em;
  color: var(--yz-red);
  text-transform: uppercase;
}
.yz-hero-block-mark {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--yz-red);
  line-height: .9;
}
.yz-hero-block-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,59,92,.4), transparent);
}
.yz-hero-block-hex {
  font-family: 'JetBrains Mono', monospace;
  font-size: .55rem;
  font-weight: 700;
  letter-spacing: .25em;
  color: var(--yz-red2);
  padding: .25rem .55rem;
  border: 1px solid rgba(255,138,159,.32);
  border-radius: 2px;
}

.yz-hero-profile-p {
  font-family: 'Playfair Display', 'Noto Serif KR', serif;
  font-size: 1.05rem;
  line-height: 1.82;
  color: rgba(255,230,233,.85);
  margin: 0;
  max-width: 620px;
  font-weight: 500;
}

/* STATS */
.yz-hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem 2rem;
}
.yz-hero-stat {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: .85rem;
  row-gap: .35rem;
  align-items: baseline;
  padding: .15rem 0 .15rem 1rem;
  border-left: 1.5px solid rgba(255,59,92,.4);
  position: relative;
}
.yz-hero-stat::before {
  content: '';
  position: absolute;
  left: -1.5px; top: 0;
  width: 1.5px; height: 30%;
  background: var(--yz-red);
  box-shadow: 0 0 8px var(--yz-red);
}
.yz-hero-stat-wide { grid-column: 1 / -1; }
.yz-hero-stat-num {
  grid-row: 1 / span 2;
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .15em;
  color: rgba(255,117,133,.7);
  align-self: center;
}
.yz-hero-stat-k {
  font-family: 'JetBrains Mono', 'Noto Serif KR', monospace;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .25em;
  color: var(--yz-muted);
  text-transform: uppercase;
}
.yz-hero-stat-v {
  font-family: 'Bebas Neue', 'Noto Serif KR', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: .03em;
  color: var(--yz-paper);
  line-height: 1.1;
}

/* scroll cue */
.yz-hero-scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: .8rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .35em;
  color: rgba(255,117,133,.6);
  text-transform: uppercase;
  margin-top: .5rem;
  align-self: flex-start;
}
.yz-hero-scroll-arrow {
  font-size: 1rem;
  color: var(--yz-red2);
  animation: yzScrollArrow 1.6s ease-in-out infinite;
}
@keyframes yzScrollArrow {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%      { transform: translateY(4px); opacity: .5; }
}

/* ══════════════════════════════════════════════════════════════
   ARSENAL — vertical tabs + content stage
═══════════════════════════════════════════════════════════════ */
.yz-arsenal {
  position: relative; z-index: 3;
  padding: 5rem 2rem 7rem;
}
.yz-arsenal-head {
  max-width: 1280px;
  margin: 0 auto 2.5rem;
  text-align: left;
}
.yz-arsenal-eyebrow {
  display: flex; align-items: center; gap: .85rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .32em;
  color: var(--yz-red);
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}
.yz-arsenal-mark { color: var(--yz-red); font-size: .9rem; }
.yz-arsenal-eyebrow-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,59,92,.5), transparent);
  max-width: 480px;
}
.yz-arsenal-eyebrow-hex {
  font-family: 'JetBrains Mono', monospace;
  font-size: .55rem;
  font-weight: 700;
  letter-spacing: .25em;
  color: var(--yz-red2);
  padding: .25rem .55rem;
  border: 1px solid rgba(255,138,159,.3);
  border-radius: 2px;
}

.yz-arsenal-title {
  display: flex;
  align-items: baseline;
  gap: 1.2rem;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  line-height: 1.05;
  flex-wrap: wrap;
  margin: 0;
}
.yz-arsenal-title-en {
  font-family: 'Bebas Neue', sans-serif;
  letter-spacing: .04em;
  background: linear-gradient(120deg, #fff, var(--yz-red2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.yz-arsenal-title-amp {
  color: var(--yz-red);
  font-size: 1.4rem;
  letter-spacing: .5em;
  opacity: .55;
}
.yz-arsenal-title-ko {
  font-family: 'Noto Serif KR', serif;
  font-weight: 900;
  font-size: .8em;
  color: var(--yz-paper2);
  letter-spacing: .12em;
}

.yz-arsenal-deck {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 2rem;
  align-items: start;
}

/* tabs */
.yz-arsenal-tabs { display: flex; flex-direction: column; gap: .8rem; }
.yz-arsenal-tab {
  display: grid;
  grid-template-columns: 28px 56px 1fr;
  gap: .9rem;
  align-items: center;
  background: linear-gradient(160deg, rgba(20,8,12,.55), rgba(12,3,6,.4));
  border: 1px solid var(--yz-line);
  border-left: 3px solid transparent;
  border-radius: 3px;
  padding: 1rem 1.1rem;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  color: inherit;
  transition: all .35s cubic-bezier(.4, 0, .2, 1);
  position: relative;
}
.yz-arsenal-tab:hover {
  background: linear-gradient(160deg, rgba(255,59,92,.08), rgba(12,3,6,.4));
  border-color: rgba(255,59,92,.35);
}
.yz-arsenal-tab.active {
  border-left-color: var(--yz-red);
  background: linear-gradient(160deg, rgba(255,59,92,.14), rgba(185,28,60,.06));
  border-color: rgba(255,59,92,.5);
  box-shadow: 0 0 32px rgba(255,59,92,.18), inset 0 0 0 1px rgba(255,59,92,.1);
}
.yz-arsenal-tab.active::before {
  content: '';
  position: absolute;
  right: 0; top: 50%;
  transform: translate(50%, -50%) rotate(45deg);
  width: 10px; height: 10px;
  background: var(--yz-red);
  box-shadow: 0 0 12px rgba(255,59,92,.6);
}
.yz-arsenal-tab-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .15em;
  color: rgba(255,59,92,.5);
}
.yz-arsenal-tab.active .yz-arsenal-tab-num { color: var(--yz-red2); }
.yz-arsenal-tab-icon {
  width: 56px; height: 56px;
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.yz-arsenal-tab-icon img {
  width: 100%; height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(255,59,92,.35));
  transition: filter .3s;
}
.yz-arsenal-tab.active .yz-arsenal-tab-icon img {
  filter: drop-shadow(0 2px 14px rgba(255,59,92,.75));
}
.yz-arsenal-tab-info {
  display: flex; flex-direction: column;
  gap: .2rem; min-width: 0;
}
.yz-arsenal-tab-type {
  font-family: 'JetBrains Mono', monospace;
  font-size: .55rem;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--yz-red);
  text-transform: uppercase;
}
.yz-arsenal-tab-type-passive { color: var(--yz-red2); }
.yz-arsenal-tab-type-ult { color: #ffae42; }
.yz-arsenal-tab-ko {
  font-family: 'Noto Serif KR', serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--yz-paper);
  letter-spacing: .02em;
  line-height: 1.1;
}
.yz-arsenal-tab-en {
  font-family: 'JetBrains Mono', monospace;
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--yz-paper2);
}

/* stage */
.yz-arsenal-stage {
  position: relative;
  background: linear-gradient(160deg, rgba(20,8,12,.6), rgba(12,3,6,.5));
  border: 1px solid var(--yz-line);
  border-radius: 4px;
  padding: 2.6rem 2.8rem 2.4rem;
  min-height: 540px;
  overflow: hidden;
}
.yz-arsenal-stage::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--yz-red), transparent 60%);
}
.yz-arsenal-stage::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,59,92,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,59,92,.025) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  mix-blend-mode: screen;
}

.yz-arsenal-panel {
  display: none;
  position: relative;
  z-index: 2;
  animation: yzPanelIn .45s cubic-bezier(.4, 0, .2, 1);
}
.yz-arsenal-panel.active { display: block; }
@keyframes yzPanelIn {
  from { opacity: 0; transform: translateX(12px); }
  to   { opacity: 1; transform: none; }
}

/* monospace background glyph (replaces 한자) */
.yz-arsenal-glyph {
  position: absolute;
  top: -20px;
  right: -10px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 10rem;
  line-height: .9;
  color: rgba(255,59,92,.05);
  user-select: none;
  pointer-events: none;
  letter-spacing: 0;
  z-index: 1;
  text-align: right;
}

.yz-arsenal-panel-head {
  display: flex; align-items: center; gap: 1rem;
  margin-bottom: 1rem;
}
.yz-arsenal-panel-type {
  font-family: 'JetBrains Mono', monospace;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .28em;
  color: var(--yz-red);
  text-transform: uppercase;
  background: rgba(255,59,92,.12);
  border: 1px solid rgba(255,59,92,.4);
  padding: .35rem .75rem;
  border-radius: 2px;
}
.yz-arsenal-panel-type-passive {
  color: var(--yz-red2);
  background: rgba(255,138,159,.1);
  border-color: rgba(255,138,159,.4);
}
.yz-arsenal-panel-type-ult {
  color: #ffae42;
  background: rgba(255,174,66,.1);
  border-color: rgba(255,174,66,.4);
}
.yz-arsenal-panel-id {
  font-family: 'JetBrains Mono', monospace;
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .25em;
  color: var(--yz-muted);
}

.yz-arsenal-panel-name {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
}
.yz-arsenal-panel-ko {
  font-family: 'Noto Serif KR', serif;
  font-weight: 900;
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  color: var(--yz-paper);
  letter-spacing: .03em;
  line-height: 1;
  text-shadow: 0 0 40px rgba(255,59,92,.3);
}
.yz-arsenal-panel-en {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2rem;
  letter-spacing: .12em;
  background: linear-gradient(120deg, var(--yz-red2), var(--yz-red));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.yz-arsenal-panel-desc {
  font-family: 'Inter', 'Noto Serif KR', sans-serif;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--yz-paper2);
  max-width: 720px;
  margin-bottom: 1.8rem;
  position: relative;
  padding-left: 1.1rem;
  border-left: 1px solid rgba(255,59,92,.3);
}

/* video */
.yz-arsenal-video {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(255,59,92,.06) 0%, transparent 60%),
    linear-gradient(160deg, rgba(28,10,14,.7), rgba(12,3,6,.85));
  border: 1px solid rgba(255,59,92,.22);
  border-radius: 3px;
  overflow: hidden;
}
.yz-arsenal-video::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(0deg, transparent 0, transparent 3px, rgba(255,59,92,.02) 3px, rgba(255,59,92,.02) 4px);
  pointer-events: none;
}
.yz-arsenal-video video {
  width: 100%; height: 100%;
  display: block;
  position: relative; z-index: 2;
}
.yz-arsenal-video-corner {
  position: absolute;
  width: 22px; height: 22px;
  border-color: var(--yz-red);
  border-style: solid;
  z-index: 3;
}
.yz-arsenal-video-corner.tl { top: 10px; left: 10px; border-width: 1.5px 0 0 1.5px; }
.yz-arsenal-video-corner.tr { top: 10px; right: 10px; border-width: 1.5px 1.5px 0 0; }
.yz-arsenal-video-corner.bl { bottom: 10px; left: 10px; border-width: 0 0 1.5px 1.5px; }
.yz-arsenal-video-corner.br { bottom: 10px; right: 10px; border-width: 0 1.5px 1.5px 0; }

.yz-arsenal-video-tag {
  position: absolute;
  top: 14px; left: 50%;
  transform: translateX(-50%);
  font-family: 'JetBrains Mono', monospace;
  font-size: .55rem;
  font-weight: 700;
  letter-spacing: .3em;
  color: var(--yz-red2);
  background: rgba(12,3,6,.7);
  padding: .25rem .7rem;
  border-radius: 2px;
  border: 1px solid rgba(255,138,159,.32);
  z-index: 4;
}
.yz-arsenal-video-tag-ult { color: #ffae42; border-color: rgba(255,174,66,.4); }

.yz-arsenal-video-placeholder {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 1rem;
  color: rgba(255,59,92,.5);
  font-family: 'JetBrains Mono', monospace;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .35em;
  z-index: 2;
}
.yz-arsenal-video-placeholder svg {
  width: 44px; height: 44px;
  filter: drop-shadow(0 0 18px rgba(255,59,92,.35));
  animation: yzPlayPulse 2.5s ease-in-out infinite;
}
@keyframes yzPlayPulse {
  0%, 100% { opacity: .6; transform: scale(1); }
  50%      { opacity: 1;  transform: scale(1.08); }
}

/* ── BOTTOM NAV ── */
.yz-bottom-nav {
  position: relative; z-index: 3;
  padding: 3rem 2rem 4rem;
  border-top: 1px solid var(--yz-line);
  background: linear-gradient(180deg, transparent 0%, rgba(255,59,92,.03) 100%);
}
.yz-bottom-inner {
  max-width: 1080px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem;
}
.yz-bottom-prev, .yz-bottom-next {
  display: flex; align-items: center; gap: 1rem;
  flex: 1; min-width: 0;
  text-decoration: none;
  color: inherit;
  transition: gap .25s;
}
.yz-bottom-prev:hover { gap: 1.3rem; }
.yz-bottom-next:hover { gap: 1.3rem; }
.yz-bottom-next { justify-content: flex-end; }
.yz-bottom-prev.disabled, .yz-bottom-next.disabled { opacity: .35; cursor: not-allowed; }
.yz-bottom-meta { display: flex; flex-direction: column; gap: .25rem; min-width: 0; }
.yz-bottom-next .yz-bottom-meta { align-items: flex-end; }
.yz-bottom-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .25em;
  color: var(--yz-muted);
}
.yz-bottom-name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.3rem;
  letter-spacing: .12em;
  color: var(--yz-paper);
}
.yz-bottom-prev.disabled .yz-bottom-name,
.yz-bottom-next.disabled .yz-bottom-name { color: rgba(255,255,255,.4); }
.yz-bottom-arrow { font-size: 1.3rem; color: var(--yz-red2); }
.yz-bottom-home {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--yz-red2);
  text-decoration: none;
  border: 1px solid rgba(255,59,92,.35);
  background: rgba(255,59,92,.05);
  padding: .85rem 1.6rem;
  border-radius: 3px;
  text-transform: uppercase;
  transition: all .25s;
  flex-shrink: 0;
}
.yz-bottom-home:hover {
  background: rgba(255,59,92,.15);
  border-color: var(--yz-red);
  box-shadow: 0 0 24px rgba(255,59,92,.32);
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .yz-arsenal-deck { grid-template-columns: 1fr; }
  .yz-arsenal-tabs { flex-direction: row; flex-wrap: wrap; }
  .yz-arsenal-tab { flex: 1 1 200px; }
  .yz-arsenal-tab.active::before { display: none; }
  .yz-arsenal-glyph { font-size: 8rem; right: -5px; }
}
@media (max-width: 900px) {
  .yz-hero { padding: 100px 1.5rem 4rem; }
  .yz-hero-grid { grid-template-columns: 1fr; gap: 2.5rem; min-height: auto; }
  .yz-hero-character { width: clamp(220px, 60vw, 340px); }
  .yz-hero-side { display: none; }
  .yz-hero-stamp { font-size: .55rem; padding: .35rem .65rem; }
  .yz-hero-stamp-tl { left: 1.5rem; top: 100px; }
  .yz-hero-stamp-tr { right: 1.5rem; top: 100px; }
  .yz-hero-numerals { font-size: 28rem; opacity: .7; }
  .yz-hero-stats { grid-template-columns: 1fr 1fr; gap: 1rem 1.2rem; }
  .yz-hero-gear-left { left: -6%; top: 12%; }
  .yz-hero-gear-right { right: -6%; top: 60%; }
  .yz-arsenal-stage { padding: 2rem 1.5rem; min-height: auto; }
  .yz-arsenal-glyph { font-size: 6rem; right: -5px; top: 0; }
}
@media (max-width: 600px) {
  .yz-arsenal-tabs { flex-direction: column; }
  .yz-arsenal-tab { flex: none; }
  .yz-arsenal-panel-name { gap: .6rem; }
  .yz-hero-stats { grid-template-columns: 1fr; }
  .yz-hero-gear { display: none; }
  .yz-bottom-inner { flex-direction: column; gap: 1.5rem; }
  .yz-bottom-prev, .yz-bottom-next { justify-content: center; width: 100%; }
}