/* ===========================
   DORAEMON — STYLES
   Palette: Doraemon Blue + Warm White + Accent Red
   Fonts: Bricolage Grotesque + Noto Serif JP
=========================== */

:root {
  --blue: #0099CC;
  --blue-dark: #006B99;
  --blue-deep: #003F5C;
  --blue-light: #E0F4FF;
  --red: #E8302A;
  --white: #FAFAF8;
  --off-white: #F2EFE9;
  --ink: #1A1A1A;
  --ink-soft: #4A4A4A;
  --ink-muted: #888;
  --yellow: #FFD700;
  --border: rgba(0,0,0,0.08);
  --radius: 16px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Bricolage Grotesque', sans-serif;
  background: var(--white);
  color: var(--ink);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--off-white); }
::-webkit-scrollbar-thumb { background: var(--blue); border-radius: 3px; }

/* ===== NAV ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 2.5rem;
  background: rgba(250,250,248,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.nav.scrolled {
  padding: 0.8rem 2.5rem;
  box-shadow: 0 2px 20px rgba(0,153,204,0.1);
}
.nav-logo {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: 'Noto Serif JP', serif;
  font-size: 1.1rem; font-weight: 700;
  color: var(--blue-dark);
  letter-spacing: 0.05em;
}
.logo-dot {
  width: 12px; height: 12px;
  background: var(--blue);
  border-radius: 50%;
  display: inline-block;
}
.logo-dot.large { width: 18px; height: 18px; }
.nav-links {
  display: flex; gap: 2rem; list-style: none;
}
.nav-link {
  text-decoration: none; color: var(--ink-soft);
  font-size: 0.9rem; font-weight: 500;
  position: relative; transition: color var(--transition);
}
.nav-link::after {
  content: ''; position: absolute; bottom: -3px; left: 0;
  width: 0; height: 2px; background: var(--blue);
  transition: width var(--transition);
}
.nav-link:hover { color: var(--blue); }
.nav-link:hover::after { width: 100%; }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--ink); border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 7rem 2.5rem 4rem;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--white) 0%, var(--blue-light) 100%);
}
.hero-bg-text {
  position: absolute;
  font-size: clamp(80px, 18vw, 220px);
  font-weight: 800;
  color: rgba(0,153,204,0.05);
  letter-spacing: -0.04em;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}
.hero-content { position: relative; z-index: 2; }
.hero-badge {
  display: inline-block;
  background: var(--blue);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.6s ease both;
}
.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.7s 0.1s ease both;
}
.hero-title em {
  font-style: italic;
  color: var(--blue);
  font-family: 'Noto Serif JP', serif;
  font-weight: 300;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 480px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
  animation: fadeUp 0.7s 0.2s ease both;
}
.hero-actions {
  display: flex; gap: 1rem; flex-wrap: wrap;
  animation: fadeUp 0.7s 0.3s ease both;
}
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 100px;
  font-size: 0.95rem; font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer; border: none;
}
.btn-primary {
  background: var(--blue);
  color: white;
  box-shadow: 0 4px 20px rgba(0,153,204,0.35);
}
.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,153,204,0.45);
}
.btn-ghost {
  background: transparent;
  color: var(--blue);
  border: 2px solid var(--blue);
}
.btn-ghost:hover {
  background: var(--blue);
  color: white;
  transform: translateY(-2px);
}
.btn.full { width: 100%; justify-content: center; }

/* ===== DORAEMON CSS FIGURE ===== */
.hero-visual {
  display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 2;
  animation: fadeUp 0.8s 0.2s ease both;
}
.doraemon-figure {
  cursor: pointer;
  animation: float 3s ease-in-out infinite;
  transition: transform 0.3s ease;
  user-select: none;
}
.doraemon-figure:hover { transform: scale(1.05); }
.dora-head {
  width: 180px; height: 160px;
  background: var(--blue);
  border-radius: 50%;
  position: relative;
  margin: 0 auto;
  box-shadow: 0 8px 30px rgba(0,153,204,0.4);
}
.dora-face {
  position: absolute;
  bottom: 10px; left: 50%;
  transform: translateX(-50%);
  width: 150px; height: 120px;
  background: white;
  border-radius: 50%;
}
.dora-eyes {
  display: flex; justify-content: center; gap: 20px;
  padding-top: 18px;
}
.dora-eye {
  width: 32px; height: 36px;
  background: white;
  border-radius: 50%;
  border: 3px solid var(--ink);
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.dora-pupil {
  width: 14px; height: 14px;
  background: var(--ink);
  border-radius: 50%;
  transition: transform 0.1s ease;
}
.dora-nose {
  width: 18px; height: 14px;
  background: var(--red);
  border-radius: 50%;
  margin: 6px auto 0;
}
.dora-whiskers {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4px 8px;
  padding: 4px 10px;
}
.dora-whiskers span {
  display: block; height: 2px;
  background: var(--ink);
  border-radius: 2px;
}
.dora-whiskers span:nth-child(odd) { transform: rotate(-5deg); }
.dora-whiskers span:nth-child(even) { transform: rotate(5deg); }
.dora-mouth {
  width: 60px; height: 30px;
  border: 3px solid var(--ink);
  border-top: none;
  border-radius: 0 0 30px 30px;
  margin: 2px auto 0;
}
.dora-bell-collar {
  position: absolute;
  bottom: -18px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center;
}
.dora-collar {
  width: 160px; height: 22px;
  background: var(--red);
  border-radius: 4px;
}
.dora-bell {
  width: 22px; height: 22px;
  background: var(--yellow);
  border-radius: 50%;
  border: 2px solid #cc9900;
  margin-top: -4px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.dora-body {
  width: 160px;
  background: var(--blue);
  border-radius: 0 0 80px 80px;
  margin: 18px auto 0;
  padding: 20px 0 30px;
  position: relative;
  box-shadow: 0 8px 30px rgba(0,153,204,0.3);
}
.dora-pocket {
  width: 80px; height: 55px;
  background: white;
  border-radius: 50%;
  margin: 0 auto;
  border: 3px solid rgba(0,0,0,0.1);
}
.dora-arms {
  position: absolute;
  top: 10px; left: 0; right: 0;
  display: flex; justify-content: space-between;
}
.dora-arm {
  width: 35px; height: 55px;
  background: var(--blue);
  border-radius: 20px;
  box-shadow: 0 4px 12px rgba(0,153,204,0.3);
}
.dora-arm.left { margin-left: -20px; transform: rotate(15deg); }
.dora-arm.right { margin-right: -20px; transform: rotate(-15deg); }
.dora-feet {
  display: flex; justify-content: center; gap: 20px;
  margin-top: 8px;
}
.dora-foot {
  width: 55px; height: 22px;
  background: white;
  border-radius: 50%;
  border: 3px solid rgba(0,0,0,0.1);
}
.hero-glow {
  position: absolute;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(0,153,204,0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.scroll-hint {
  position: absolute;
  bottom: 2rem; left: 2.5rem;
  display: flex; align-items: center; gap: 1rem;
  font-size: 0.75rem; color: var(--ink-muted);
  letter-spacing: 0.1em; text-transform: uppercase;
}
.scroll-line {
  width: 40px; height: 1px;
  background: var(--ink-muted);
  position: relative; overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute; top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--blue);
  animation: scrollLine 2s ease infinite;
}

/* ===== SECTIONS ===== */
.section { padding: 6rem 0; }
.section-dark {
  background: var(--blue-deep);
  color: white;
}
.section-blue {
  background: var(--blue);
  color: white;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2.5rem;
}
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 1.5rem;
}
.section-label.light { color: rgba(255,255,255,0.6); }
.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}
.section-title.light { color: white; }
.section-desc {
  font-size: 1.05rem;
  max-width: 500px;
  margin-bottom: 3rem;
  line-height: 1.7;
}
.section-desc.light { color: rgba(255,255,255,0.75); }
.accent { color: var(--blue); }
.accent-light { color: var(--yellow); }

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.about-text p {
  color: var(--ink-soft);
  margin-bottom: 1.2rem;
  line-height: 1.8;
}
.stats-row {
  display: flex; gap: 2rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.stat-num {
  font-size: 2rem; font-weight: 800;
  color: var(--blue); line-height: 1;
}
.stat-label {
  font-size: 0.8rem; color: var(--ink-muted);
  margin-top: 0.3rem;
}
.about-cards {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.info-card {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--border);
  transition: var(--transition);
  opacity: 0; transform: translateY(20px);
}
.info-card.revealed {
  opacity: 1; transform: translateY(0);
}
.info-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,153,204,0.12);
  border-color: var(--blue);
}
.card-icon { font-size: 1.8rem; margin-bottom: 0.8rem; }
.info-card h3 {
  font-size: 0.95rem; font-weight: 700;
  margin-bottom: 0.5rem;
}
.info-card p { font-size: 0.85rem; color: var(--ink-soft); line-height: 1.6; }

/* ===== GADGETS ===== */
.gadgets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  margin-top: 2.5rem;
}
.gadget-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 1.8rem 1.5rem;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.gadget-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, transparent 100%);
  opacity: 0; transition: opacity var(--transition);
}
.gadget-card:hover::before { opacity: 1; }
.gadget-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,255,255,0.3);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.gadget-card.featured {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.25);
  grid-row: span 1;
}
.gadget-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.gadget-card h3 {
  font-size: 1.05rem; font-weight: 700;
  color: white; margin-bottom: 0.6rem;
}
.gadget-card p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
  margin-bottom: 1rem;
}
.gadget-tag {
  display: inline-block;
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.8);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.15);
}

/* ===== NOBITA ===== */
.nobita-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 5rem;
  align-items: start;
}
.nobita-visual {
  display: flex; flex-direction: column; align-items: center;
  gap: 1.5rem;
}
/* Nobita CSS figure */
.nobita-figure { text-align: center; }
.nobita-head {
  width: 90px; height: 85px;
  background: #FDDBB4;
  border-radius: 50%;
  margin: 0 auto;
  position: relative;
  border: 3px solid #e8c090;
}
.nobita-glasses {
  position: absolute;
  top: 35px; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 18px;
  border: 3px solid var(--ink);
  border-radius: 8px;
}
.nobita-glasses::before, .nobita-glasses::after {
  content: '';
  position: absolute;
  top: 50%; width: 20px; height: 14px;
  background: rgba(200,230,255,0.5);
  border-radius: 4px;
  transform: translateY(-50%);
}
.nobita-glasses::before { left: 2px; }
.nobita-glasses::after { right: 2px; }
.nobita-hair {
  position: absolute;
  top: -5px; left: 50%;
  transform: translateX(-50%);
  width: 70px; height: 30px;
  background: #2C1810;
  border-radius: 50% 50% 0 0;
}
.nobita-body {
  width: 80px; margin: 0 auto;
}
.nobita-shirt {
  width: 80px; height: 70px;
  background: #FFD700;
  border-radius: 0 0 20px 20px;
  margin-top: 4px;
}
.relationship-line {
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
}
.rel-dot {
  width: 10px; height: 10px;
  background: var(--blue);
  border-radius: 50%;
}
.rel-label {
  font-size: 0.75rem; font-weight: 600;
  color: var(--blue);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  padding: 0.5rem 0;
}
.nobita-content p {
  color: var(--ink-soft);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}
.relationship-cards {
  display: flex; gap: 0.8rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.rel-card {
  padding: 0.6rem 1.2rem;
  border-radius: 100px;
  border: 2px solid var(--border);
  font-size: 0.85rem; font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  color: var(--ink-soft);
}
.rel-card:hover, .rel-card.active {
  background: var(--blue);
  border-color: var(--blue);
  color: white;
}
.tab-content {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
  border-left: 4px solid var(--blue);
  transition: var(--transition);
}
.tab-content p { color: var(--ink-soft); line-height: 1.8; margin: 0; }
.tab-content.hidden { display: none; }
.nobita-traits { display: flex; flex-direction: column; gap: 1rem; }
.trait { display: flex; align-items: center; gap: 1rem; }
.trait span { font-size: 0.85rem; color: var(--ink-soft); min-width: 160px; }
.trait-bar {
  flex: 1; height: 6px;
  background: var(--border);
  border-radius: 3px;
  position: relative; overflow: hidden;
}
.trait-bar::after {
  content: '';
  position: absolute; top: 0; left: 0;
  height: 100%; width: 0;
  background: var(--blue);
  border-radius: 3px;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.trait-bar.animated::after { width: var(--pct); }

/* ===== JAPAN ===== */
.japan-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  margin-top: 3rem;
}
.japan-map-area {
  display: flex; align-items: center; justify-content: center;
}
.japan-map {
  position: relative;
  width: 280px; height: 380px;
}
.japan-svg {
  width: 100%; height: 100%;
}
.map-pin {
  position: absolute;
  cursor: pointer;
  z-index: 2;
}
.pin-dot {
  width: 14px; height: 14px;
  background: var(--yellow);
  border-radius: 50%;
  border: 3px solid white;
  box-shadow: 0 0 0 0 rgba(255,215,0,0.4);
  animation: pinPulse 2s ease infinite;
  transition: transform var(--transition);
}
.map-pin:hover .pin-dot { transform: scale(1.4); }
.pin-label {
  position: absolute;
  left: 20px; top: -5px;
  background: white;
  color: var(--ink);
  font-size: 0.72rem; font-weight: 600;
  padding: 0.3rem 0.7rem;
  border-radius: 8px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  opacity: 0; pointer-events: none;
  transform: translateX(-5px);
  transition: var(--transition);
}
.pin-label small { display: block; font-weight: 400; color: var(--ink-muted); }
.map-pin:hover .pin-label { opacity: 1; transform: translateX(0); }
.japan-facts { display: flex; flex-direction: column; gap: 1.5rem; }
.japan-fact {
  display: flex; gap: 1.5rem;
  opacity: 0; transform: translateX(20px);
  transition: var(--transition);
}
.japan-fact.revealed { opacity: 1; transform: translateX(0); }
.fact-num {
  font-size: 0.75rem; font-weight: 700;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.1em;
  min-width: 24px;
  padding-top: 0.2rem;
}
.fact-body h3 {
  font-size: 1rem; font-weight: 700;
  color: white; margin-bottom: 0.4rem;
}
.fact-body p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
}

/* ===== CONTACT ===== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.contact-left p {
  color: var(--ink-soft);
  line-height: 1.8;
  margin-bottom: 2rem;
}
.contact-links { display: flex; flex-direction: column; gap: 0.8rem; }
.contact-link {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.2rem;
  background: var(--off-white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--ink);
  transition: var(--transition);
}
.contact-link:hover {
  border-color: var(--blue);
  transform: translateX(4px);
  box-shadow: 0 4px 20px rgba(0,153,204,0.1);
}
.cl-icon { font-size: 1.4rem; }
.cl-body { flex: 1; }
.cl-title { font-size: 0.9rem; font-weight: 700; }
.cl-sub { font-size: 0.78rem; color: var(--ink-muted); margin-top: 0.2rem; }
.cl-arrow {
  color: var(--blue); font-size: 1.1rem;
  transition: transform var(--transition);
}
.contact-link:hover .cl-arrow { transform: translateX(4px); }
.contact-form-card {
  background: var(--off-white);
  border-radius: 24px;
  padding: 2.5rem;
  border: 1px solid var(--border);
}
.contact-form-card h3 {
  font-size: 1.2rem; font-weight: 700;
  margin-bottom: 0.4rem;
}
.form-note {
  font-size: 0.82rem; color: var(--ink-muted);
  margin-bottom: 1.8rem;
}
.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label {
  font-size: 0.82rem; font-weight: 600;
  color: var(--ink-soft);
}
.form-group input,
.form-group textarea {
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.9rem;
  background: white;
  color: var(--ink);
  transition: border-color var(--transition);
  resize: none;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0,153,204,0.1);
}
.form-success {
  text-align: center;
  padding: 2rem;
}
.success-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.form-success p { color: var(--ink-soft); line-height: 1.7; }
.hidden { display: none !important; }

/* ===== FOOTER ===== */
.footer {
  background: var(--ink);
  color: white;
  padding: 3rem 0 2rem;
}
.footer-top {
  display: flex; align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 1.5rem;
}
.footer-brand {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: 'Noto Serif JP', serif;
  font-size: 1.2rem; font-weight: 700;
}
.footer-top p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  max-width: 400px;
  text-align: right;
}
.footer-bottom {
  display: flex; justify-content: space-between;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}
@keyframes scrollLine {
  0% { left: -100%; }
  100% { left: 100%; }
}
@keyframes pinPulse {
  0% { box-shadow: 0 0 0 0 rgba(255,215,0,0.5); }
  70% { box-shadow: 0 0 0 10px rgba(255,215,0,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,215,0,0); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 6rem;
  }
  .hero-sub { margin: 0 auto 2rem; }
  .hero-actions { justify-content: center; }
  .hero-visual { margin-top: 3rem; }
  .scroll-hint { display: none; }
  .about-grid,
  .nobita-layout,
  .japan-grid,
  .contact-layout { grid-template-columns: 1fr; gap: 3rem; }
  .gadgets-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { flex-direction: column; }
  .footer-top p { text-align: left; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: 60px; left: 0; right: 0;
    background: var(--white);
    padding: 1.5rem 2.5rem;
    border-bottom: 1px solid var(--border);
    gap: 1.2rem;
  }
}
@media (max-width: 600px) {
  .gadgets-grid { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }
  .stats-row { flex-wrap: wrap; gap: 1.5rem; }
  .hero-title { font-size: 2.2rem; }
}