/* mujun.quest - Scandinavian Neon Paradox */
/* Colors: #ff6b5a #f5ede0 #c4703f #e8d8c4 #d9cfc2 #2c2416 #00e5c8 #f0a830 */
/* Fonts: Caveat (display), Nunito Sans (body), Space Grotesk (labels) */

:root {
  --coral: #ff6b5a;
  --parchment: #f5ede0;
  --terracotta: #c4703f;
  --birch: #e8d8c4;
  --warm-gray: #d9cfc2;
  --deep-brown: #2c2416;
  --neon-cyan: #00e5c8;
  --amber: #f0a830;
  --sidebar-width: 260px;
  --glow-intensity: 0;
}

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

html {
  scroll-snap-type: y proximity;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: 'Nunito Sans', sans-serif;
  background-color: var(--parchment);
  color: var(--deep-brown);
  overflow-x: hidden;
}

/* ========== SIDEBAR (The Shield) ========== */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background:
    repeating-linear-gradient(
      87deg,
      transparent 0px,
      rgba(196, 112, 63, 0.03) 1px,
      transparent 2px,
      transparent 8px
    ),
    linear-gradient(180deg, var(--birch) 0%, var(--warm-gray) 100%);
  z-index: 100;
  transition: width 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border-right: 1px solid rgba(44, 36, 22, 0.1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    var(--neon-cyan) 20%,
    var(--neon-cyan) 80%,
    transparent 100%
  );
  opacity: 0.15;
  box-shadow: 0 0 8px var(--neon-cyan);
  animation: sidebar-neon-pulse 4s ease-in-out infinite;
}

@keyframes sidebar-neon-pulse {
  0%, 100% { opacity: 0.15; }
  50% { opacity: 0.35; }
}

.sidebar-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 2rem 1.5rem;
  position: relative;
  z-index: 1;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(44, 36, 22, 0.1);
}

.sidebar-title {
  font-family: 'Caveat', cursive;
  font-size: 2rem;
  font-weight: 700;
  color: var(--deep-brown);
  letter-spacing: 0.01em;
  line-height: 1.2;
}

.sidebar-domain-vertical {
  font-family: 'Caveat', cursive;
  writing-mode: vertical-lr;
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--terracotta);
  opacity: 0.3;
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  letter-spacing: 0.15em;
  transition: opacity 0.8s ease;
}

.sidebar-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.5rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.nav-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(0.75rem, 0.9vw, 0.95rem);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--deep-brown);
  opacity: 0.5;
  transition: opacity 0.3s ease;
  white-space: nowrap;
  overflow: hidden;
}

.nav-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warm-gray);
  flex-shrink: 0;
  transition: all 0.5s ease;
  box-shadow: none;
}

.nav-item:hover .nav-label { opacity: 0.8; }
.nav-item:hover { background: rgba(0, 229, 200, 0.05); }

.nav-item.active .nav-dot {
  background: var(--neon-cyan);
  box-shadow: 0 0 8px var(--neon-cyan);
}

.nav-item.active .nav-label {
  opacity: 1;
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: -1.5rem;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--neon-cyan);
  border-radius: 2px;
  box-shadow: 0 0 6px var(--neon-cyan);
}

/* Section-specific dot colors */
.nav-item[data-section="1"].active .nav-dot { background: var(--neon-cyan); box-shadow: 0 0 8px var(--neon-cyan); }
.nav-item[data-section="2"].active .nav-dot { background: var(--terracotta); box-shadow: 0 0 8px var(--terracotta); }
.nav-item[data-section="3"].active .nav-dot { background: var(--coral); box-shadow: 0 0 8px var(--coral); }
.nav-item[data-section="4"].active .nav-dot { background: var(--amber); box-shadow: 0 0 8px var(--amber); }

.sidebar-footer {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(44, 36, 22, 0.1);
}

.sidebar-icons {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  transition: transform 0.8s ease;
}

.circuit-trace-sidebar {
  height: 2px;
  background: linear-gradient(90deg, var(--neon-cyan), transparent);
  opacity: 0.2;
  margin-bottom: 0.75rem;
}

.sidebar-footnote {
  font-family: 'Caveat', cursive;
  font-size: 0.9rem;
  color: var(--terracotta);
  opacity: 0.6;
}

/* ========== MAIN CONTENT (The Spear) ========== */
.main-content {
  margin-left: var(--sidebar-width);
  width: calc(100vw - var(--sidebar-width));
  transition: margin-left 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              width 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.section {
  min-height: 100vh;
  scroll-snap-align: start;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* ========== GLOW SYSTEM ========== */
.glow-element {
  text-shadow: 0 0 calc(var(--glow-intensity, 0) * 7px) #00e5c8,
               0 0 calc(var(--glow-intensity, 0) * 20px) rgba(0, 229, 200, 0.25);
}

/* ========== BREATHING DOTS ========== */
.breathing-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 5;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon-cyan);
  opacity: 0.6;
}

.dot:nth-child(odd) { animation: breathe-paradox 4s ease-in-out infinite; }
.dot:nth-child(even) { animation: breathe-paradox 4s ease-in-out infinite reverse; }

@keyframes breathe-paradox {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.15); opacity: 1; }
}

/* ========== SECTION 0: THE PARADOX GATE ========== */
.section-gate {
  background: linear-gradient(135deg, var(--parchment) 0%, var(--birch) 50%, var(--warm-gray) 100%);
}

.gate-background {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.watermark-spear {
  position: absolute;
  width: 20%;
  height: 100%;
  left: 35%;
}

.watermark-shield {
  position: absolute;
  width: 50%;
  height: 80%;
  left: 25%;
  top: 10%;
}

.gate-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2rem;
  padding: 2rem;
}

.gate-kanji-bg {
  position: absolute;
  display: flex;
  gap: 0.5rem;
  z-index: -1;
}

.kanji-mou, .kanji-jun {
  font-family: 'Caveat', cursive;
  font-size: clamp(8rem, 15vw, 14rem);
  font-weight: 400;
  line-height: 1;
  opacity: 0.06;
  color: var(--deep-brown);
  animation: kanji-breathe 6s ease-in-out infinite;
}

.kanji-jun {
  animation-direction: reverse;
}

@keyframes kanji-breathe {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(10px); }
}

.gate-symbols {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.gate-spear-icon {
  animation: float-spear 4s ease-in-out infinite;
  filter: drop-shadow(0 0 8px rgba(0, 229, 200, 0.3));
}

.gate-shield-icon {
  animation: float-shield 4s ease-in-out infinite 0.5s;
  filter: drop-shadow(0 0 8px rgba(196, 112, 63, 0.3));
}

.gate-vs {
  display: flex;
  align-items: center;
  justify-content: center;
}

.vs-kanji {
  font-family: 'Caveat', cursive;
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  color: var(--deep-brown);
  opacity: 0.12;
  letter-spacing: 0.05em;
}

.gate-title {
  font-family: 'Caveat', cursive;
  font-size: clamp(2.5rem, 6vw, 6rem);
  font-weight: 700;
  color: var(--deep-brown);
  letter-spacing: 0.01em;
  line-height: 1.2;
}

.dot-quest {
  color: var(--neon-cyan);
  text-shadow: 0 0 20px rgba(0, 229, 200, 0.4);
}

.gate-subtitle {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(0.9rem, 1.5vw, 1.2rem);
  font-weight: 300;
  color: var(--deep-brown);
  opacity: 0.7;
  max-width: 500px;
  letter-spacing: 0.02em;
}

.gate-scroll-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2rem;
  cursor: pointer;
}

.gate-scroll-hint span {
  font-family: 'Caveat', cursive;
  font-size: 1rem;
  color: var(--neon-cyan);
  opacity: 0.7;
}

.scroll-arrow {
  animation: bounce-arrow 2s ease-in-out infinite;
}

.circuit-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.circuit-svg {
  width: 100%;
  height: 100%;
}

.circuit-path {
  stroke-dasharray: 2000;
  stroke-dashoffset: 2000;
  animation: draw-circuit 8s linear infinite;
}

.c2 { animation-delay: 2s; }
.c3 { animation-delay: 4s; }

/* ========== SECTION 1: THE SPEAR ========== */
.section-spear {
  background: linear-gradient(180deg, var(--parchment) 0%, #f0e8d8 100%);
}

.spear-diagonal {
  position: absolute;
  width: 200%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--coral) 20%, var(--coral) 80%, transparent);
  top: 50%;
  left: -50%;
  transform: rotate(-25deg);
  opacity: 0.15;
  box-shadow: 0 0 20px var(--coral);
}

.section-inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
  padding: 3rem 2rem;
  max-width: 800px;
}

.section-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.label-kanji {
  font-size: 3rem;
  font-weight: 300;
  color: var(--deep-brown);
  opacity: 0.15;
  line-height: 1;
}

.label-romaji {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--deep-brown);
  opacity: 0.3;
}

.section-heading {
  font-family: 'Caveat', cursive;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--deep-brown);
  letter-spacing: 0.01em;
  line-height: 1.2;
}

.section-tagline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(0.85rem, 1.2vw, 1rem);
  font-weight: 300;
  color: var(--deep-brown);
  opacity: 0.6;
  letter-spacing: 0.02em;
}

.spear-visual, .shield-visual {
  display: flex;
  align-items: center;
  gap: 3rem;
  margin: 1rem 0;
}

.spear-large {
  filter: drop-shadow(0 0 12px rgba(0, 229, 200, 0.4));
  animation: pulse-spear 3s ease-in-out infinite;
}

.spear-traits, .shield-traits {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: left;
}

.trait {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  opacity: 0;
  transform: translateX(-20px);
  transition: all 0.6s ease;
}

.trait.visible {
  opacity: 1;
  transform: translateX(0);
}

.trait-marker {
  width: 8px;
  height: 8px;
  background: var(--neon-cyan);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  box-shadow: 0 0 6px var(--neon-cyan);
  flex-shrink: 0;
}

.trait-marker.shield-marker {
  background: var(--terracotta);
  clip-path: none;
  border-radius: 3px 3px 1px 1px;
  width: 10px;
  height: 12px;
  box-shadow: 0 0 6px rgba(196, 112, 63, 0.4);
}

.trait-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--deep-brown);
}

.spear-description, .shield-description {
  max-width: 560px;
}

.spear-description p, .shield-description p {
  font-family: 'Nunito Sans', sans-serif;
  font-size: clamp(1rem, 1.2vw, 1.25rem);
  line-height: 1.75;
  letter-spacing: 0.015em;
  color: var(--deep-brown);
  opacity: 0.75;
}

.neon-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
}

.neon-line-cyan {
  background: linear-gradient(90deg, transparent 0%, var(--neon-cyan) 30%, var(--neon-cyan) 70%, transparent 100%);
  box-shadow: 0 0 8px var(--neon-cyan), 0 0 20px rgba(0, 229, 200, 0.2);
  opacity: 0.4;
}

.neon-line-terracotta {
  background: linear-gradient(90deg, transparent 0%, var(--terracotta) 30%, var(--terracotta) 70%, transparent 100%);
  box-shadow: 0 0 8px var(--terracotta), 0 0 20px rgba(196, 112, 63, 0.2);
  opacity: 0.4;
}

.neon-line-mixed {
  background: linear-gradient(90deg, transparent 0%, var(--neon-cyan) 20%, var(--coral) 50%, var(--terracotta) 80%, transparent 100%);
  box-shadow: 0 0 8px var(--coral);
  opacity: 0.4;
}

/* ========== SECTION 2: THE SHIELD ========== */
.section-shield {
  background: linear-gradient(180deg, #f0e8d8 0%, var(--birch) 100%);
}

.shield-large {
  filter: drop-shadow(0 0 12px rgba(196, 112, 63, 0.3));
  animation: pulse-shield 12s ease-in-out infinite;
}

/* ========== SECTION 3: THE CONTRADICTION ========== */
.section-contradiction {
  background: linear-gradient(180deg, var(--birch) 0%, var(--deep-brown) 100%);
}

.section-contradiction .section-heading,
.section-contradiction .section-tagline,
.section-contradiction .label-kanji,
.section-contradiction .label-romaji {
  color: var(--parchment);
}

.section-contradiction .section-tagline {
  opacity: 0.7;
}

.kanji-stroke-container {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin-bottom: 1rem;
}

.kanji-stroke-mou {
  position: absolute;
  left: -40px;
  opacity: 0.4;
}

.kanji-stroke-jun {
  position: absolute;
  right: -40px;
  opacity: 0.4;
}

.stroke-draw {
  stroke-dasharray: 800;
  stroke-dashoffset: 800;
  animation: draw-kanji 4s ease-in-out infinite alternate;
}

@keyframes draw-kanji {
  0% { stroke-dashoffset: 800; }
  100% { stroke-dashoffset: 0; }
}

.collision-container {
  display: flex;
  align-items: center;
  gap: 0;
  position: relative;
  margin: 2rem 0;
}

.collision-spear {
  transform: rotate(45deg) translateX(20px);
  filter: drop-shadow(0 0 10px rgba(0, 229, 200, 0.5));
  animation: thrust 3s ease-in-out infinite;
}

.collision-shield {
  filter: drop-shadow(0 0 10px rgba(196, 112, 63, 0.5));
  animation: brace 3s ease-in-out infinite 0.5s;
}

.collision-spark {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--amber) 0%, transparent 70%);
  box-shadow: 0 0 20px var(--amber), 0 0 40px rgba(240, 168, 48, 0.3);
  animation: spark-pulse 1.5s ease-in-out infinite;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
}

.paradox-quotes {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.paradox-quote {
  font-family: 'Caveat', cursive;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  color: var(--parchment);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s ease;
  position: relative;
  padding-left: 1.5rem;
}

.paradox-quote.visible {
  opacity: 0.85;
  transform: translateY(0);
}

.quote-mark {
  font-size: 2em;
  color: var(--neon-cyan);
  opacity: 0.5;
  position: absolute;
  left: -0.2rem;
  top: -0.3rem;
}

.mixed-font {
  font-family: 'Nunito Sans', sans-serif;
  font-weight: 600;
  font-style: italic;
}

.glitch-line {
  position: absolute;
  width: 100%;
  height: 2px;
  bottom: 40%;
  left: 0;
  background: var(--coral);
  opacity: 0;
  animation: glitch 4s ease-in-out infinite;
}

.fault-line {
  position: absolute;
  top: 0;
  left: 50%;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg,
    transparent 0%,
    var(--neon-cyan) 20%,
    var(--coral) 50%,
    var(--terracotta) 80%,
    transparent 100%
  );
  opacity: 0.15;
  animation: fault-shift 6s ease-in-out infinite;
}

@keyframes fault-shift {
  0%, 100% { transform: translateX(0) scaleX(1); }
  25% { transform: translateX(-3px) scaleX(1.5); }
  50% { transform: translateX(3px) scaleX(0.8); }
  75% { transform: translateX(-2px) scaleX(1.2); }
}

/* ========== SECTION 4: RESOLUTION ========== */
.section-resolution {
  background: linear-gradient(180deg, var(--deep-brown) 0%, #1a150d 50%, var(--deep-brown) 100%);
}

.section-resolution .section-heading,
.section-resolution .section-tagline,
.section-resolution .label-kanji,
.section-resolution .label-romaji {
  color: var(--parchment);
}

.section-resolution .section-tagline {
  opacity: 0.6;
}

.resolution-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  margin-top: 1rem;
}

.resolution-symbol {
  animation: gentle-breathe 8s ease-in-out infinite;
}

.merged-symbol {
  filter: drop-shadow(0 0 15px rgba(0, 229, 200, 0.2)) drop-shadow(0 0 15px rgba(196, 112, 63, 0.2));
}

.resolution-text {
  max-width: 520px;
  text-align: center;
}

.resolution-statement {
  font-family: 'Caveat', cursive;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 600;
  color: var(--parchment);
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

.resolution-body {
  font-family: 'Nunito Sans', sans-serif;
  font-size: clamp(1rem, 1.2vw, 1.25rem);
  line-height: 1.75;
  letter-spacing: 0.015em;
  color: var(--warm-gray);
  opacity: 0.8;
  margin-bottom: 1.5rem;
}

.resolution-cta {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  color: var(--neon-cyan);
  opacity: 0.7;
  letter-spacing: 0.03em;
}

.resolution-domain {
  margin-top: 1rem;
}

.domain-text {
  font-family: 'Caveat', cursive;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--parchment);
}

.domain-dot {
  font-family: 'Caveat', cursive;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--amber);
}

.domain-quest {
  font-family: 'Caveat', cursive;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--neon-cyan);
  text-shadow: 0 0 20px rgba(0, 229, 200, 0.4);
}

.final-circuits {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.final-circuit-svg {
  width: 100%;
  height: 100%;
}

.fc1 { stroke-dasharray: 3000; stroke-dashoffset: 3000; animation: draw-circuit 12s linear infinite; }
.fc2 { stroke-dasharray: 3000; stroke-dashoffset: 3000; animation: draw-circuit 12s linear infinite 3s; }
.fc3 { stroke-dasharray: 3000; stroke-dashoffset: 3000; animation: draw-circuit 12s linear infinite 6s; }

/* ========== ANIMATIONS ========== */
@keyframes float-spear {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes float-shield {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

@keyframes bounce-arrow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

@keyframes draw-circuit {
  0% { stroke-dashoffset: 2000; }
  50% { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -2000; }
}

@keyframes pulse-spear {
  0%, 100% { filter: drop-shadow(0 0 12px rgba(0, 229, 200, 0.4)); }
  50% { filter: drop-shadow(0 0 24px rgba(0, 229, 200, 0.7)); }
}

@keyframes pulse-shield {
  0%, 100% { filter: drop-shadow(0 0 12px rgba(196, 112, 63, 0.3)); }
  50% { filter: drop-shadow(0 0 20px rgba(196, 112, 63, 0.5)); }
}

@keyframes thrust {
  0%, 100% { transform: rotate(45deg) translateX(20px); }
  50% { transform: rotate(45deg) translateX(5px); }
}

@keyframes brace {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(5px); }
}

@keyframes spark-pulse {
  0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.5); }
}

@keyframes glitch {
  0%, 90%, 100% { opacity: 0; transform: translateX(0); }
  92% { opacity: 0.8; transform: translateX(-5px); }
  94% { opacity: 0; transform: translateX(5px); }
  96% { opacity: 0.6; transform: translateX(-3px); }
  98% { opacity: 0; }
}

@keyframes gentle-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  :root {
    --sidebar-width: 0px;
  }

  .sidebar {
    transform: translateX(-100%);
    width: 260px;
  }

  .sidebar.mobile-open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
    width: 100vw;
  }

  .gate-symbols {
    flex-direction: column;
    gap: 1rem;
  }

  .gate-spear-icon {
    width: 40px;
    height: 130px;
  }

  .gate-shield-icon {
    width: 60px;
    height: 72px;
  }

  .spear-visual, .shield-visual {
    flex-direction: column;
    gap: 1.5rem;
  }

  .collision-container {
    transform: scale(0.8);
  }

  .kanji-stroke-container {
    display: none;
  }
}