:root {
  --bg: #0a0a08;
  --bg2: #161614;
  --bg3: #1e1e1b;
  --fg: #f0ede4;
  --fg-muted: #999;
  --fg-mid: #c8c4bc;
  --yellow: #e8ff47;
  --yellow-dim: rgba(232,255,71,0.08);
  --green: #1a9e5c;
  --border: rgba(255,255,255,0.1);
  --font: 'Barlow Condensed', sans-serif;
  --nav-px: 40px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  overflow-x: hidden;
  width: 100%;
}

/* ── HEADER ── */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(20px + env(safe-area-inset-top)) max(40px, env(safe-area-inset-right)) 20px max(40px, env(safe-area-inset-left));
  background: rgba(232,232,228,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.1);
}

.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
  line-height: 0;
  position: relative;
  margin-top: 8px;
  height: 36px;
}

.logo-img { height: 26px; width: auto; display: block; }

.site-title {
  position: absolute;
  left: 0;
  top: -17px;
  width: max-content;
  max-width: 220px;
  color: #666;
  font-size: 8px;
  font-family: var(--font);
  font-weight: 600;
  letter-spacing: 0.16em;
  line-height: 1;
  text-transform: uppercase;
  opacity: 0.72;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* LP header is light-frosted — use header ancestor for specificity over nav.css */
header .nav-hamburger { color: rgba(26, 26, 24, 0.75); }

.ctrl-about {
  font-size: 12px;
  font-family: var(--font);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: #666;
  text-transform: uppercase;
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: 6px;
  transition: color 0.2s;
  margin-right: 4px;
}

.ctrl-about:hover { color: #1a1a18; }

.lang-toggle {
  position: relative;
  display: flex;
  background: rgba(26,26,24,0.08);
  border-radius: 100px;
  padding: 3px;
}

.lang-indicator {
  position: absolute;
  top: 3px;
  left: 3px;
  width: calc(50% - 3px);
  height: calc(100% - 6px);
  background: #1a1a18;
  border-radius: 100px;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.lang-indicator.jp { transform: translateX(100%); }

.ctrl-btn {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  background: none;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  font-size: 11px;
  font-family: var(--font);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: #666;
  text-transform: uppercase;
  padding: 6px 12px;
  text-decoration: none;
  transition: color 0.25s, transform 0.12s cubic-bezier(0.4, 0, 0.2, 1);
}

.ctrl-btn:hover { color: #1a1a18; }
.ctrl-btn:active { transform: scale(0.96); }
.ctrl-btn.active { color: #f5f4f0; }

.mobile-sticky-cta {
  position: fixed;
  right: max(24px, env(safe-area-inset-right));
  bottom: max(24px, env(safe-area-inset-bottom));
  z-index: 40;
}

.mobile-sticky-cta__inner {
  display: flex;
  align-items: center;
}

.mobile-sticky-cta__text {
  display: none;
}

.mobile-sticky-cta__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--yellow);
  color: #0a0a08;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 14px 36px rgba(0,0,0,0.26);
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.mobile-sticky-cta__button:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 42px rgba(0,0,0,0.32);
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 40px 80px;
  position: relative;
  overflow: hidden;
  background-image: url('/lp/assets/images/bg-hero.webp');
  background-size: cover;
  background-position: center top;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(10,10,8,0.85);
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(232,255,71,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.hero > * { position: relative; z-index: 2; }

.hero-layout {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 56px;
}

.hero-left {
  flex: 1;
  min-width: 0;
  max-width: 760px;
}

.hero-copy {
  position: relative;
  width: fit-content;
  max-width: 100%;
}

.hero-right {
  flex: 0 0 min(38vw, 400px);
  width: min(100%, 400px);
  animation: fadeUp 0.6s ease 0.6s both;
}

.hero-mockup {
  border-radius: 14px;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.1),
    0 12px 48px rgba(0,0,0,0.5),
    0 2px 8px rgba(0,0,0,0.4);
}

.hero-screenshot { width: 100%; display: block; }

.hero-demo {
  aspect-ratio: 360 / 614;
  object-fit: cover;
  background: #050505;
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 20px;
  display: block;
}

.hero-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(64px, 9vw, 136px);
  font-weight: 900;
  line-height: 0.88;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 0;
  position: relative;
  z-index: 2;
}

.hero-title .hl {
  color: #0a0a08;
  padding: 0 8px;
  display: inline-block;
  position: relative;
  z-index: 0;
}

.hero-title .hl::before {
  content: '';
  position: absolute;
  inset: 0.06em 0 0.05em;
  background: var(--yellow);
  z-index: -1;
}

.hero-character {
  position: absolute;
  right: -52px;
  bottom: 30px;
  width: clamp(150px, 22vw, 280px);
  max-width: 44%;
  height: auto;
  z-index: 3;
  pointer-events: none;
  filter: drop-shadow(0 20px 36px rgba(0, 0, 0, 0.45));
}

.hero-subtitle {
  margin-top: 40px;
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--fg-mid);
  line-height: 1.6;
  max-width: 520px;
}

.hero-subtitle strong { color: var(--fg); font-weight: 600; }

.hero-actions {
  margin-top: 48px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--yellow);
  color: #0a0a08;
  font-family: var(--font);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 16px 36px;
  border-radius: 3px;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.1s;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }

.btn-secondary {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--fg-muted);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.btn-secondary:hover { color: var(--fg); border-color: var(--fg); }

.hero-code {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 32px 0 40px;
  animation: fadeUp 0.6s ease 0.4s both;
}

.hero-digit {
  width: 64px;
  height: 80px;
  background: var(--bg3);
  border: 1px solid rgba(232,255,71,0.25);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  font-weight: 700;
  color: var(--yellow);
  letter-spacing: 0;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s;
}

.hero-digit.flipping {
  border-color: var(--yellow);
  box-shadow: 0 0 16px rgba(232,255,71,0.3), 0 0 32px rgba(232,255,71,0.1);
}

.hero-digit .digit-inner {
  display: block;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.hero-digit.flipping .digit-inner {
  transform: translateY(-8px);
  opacity: 0;
}

.hero-scroll {
  position: absolute;
  bottom: 40px; left: 40px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-scroll::before {
  content: '';
  display: block;
  width: 40px; height: 1px;
  background: var(--fg-muted);
}

/* ── SECTION BASE ── */
section {
  padding: 120px 40px;
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 24px;
  display: block;
}

.section-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 48px;
}

/* ── PROBLEM ── */
.problem-section {
  background-attachment: fixed;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2px;
}

.problem-item {
  background: rgba(255,255,255,0.13);
  border: 1px solid rgba(255,255,255,0.22);
  padding: 32px;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(6px);
  transition: border-color 0.2s, background 0.2s;
}

.problem-item:hover {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.18);
}

.problem-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--yellow);
  opacity: 0;
  transition: opacity 0.2s;
}
.problem-item:hover::before { opacity: 1; }

.problem-scene {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--yellow);
  margin-bottom: 12px;
}

.problem-text {
  font-size: 18px;
  font-weight: 500;
  line-height: 1.75;
  color: var(--fg);
}
.problem-text strong { color: #ffffff; font-weight: 800; }

/* ── HOW ── */
.how-section {
  background: #ffffff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 120px 40px;
}

.how-inner { max-width: 1100px; margin: 0 auto; }
.how-section .section-label { color: #b8a800; }
.how-section .section-title { color: #1a1a18; }

.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.how-step {
  border: 1px solid var(--border);
  background: var(--bg3);
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.step-img {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px 24px 0;
}

.step-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  border-radius: 8px 8px 0 0;
  transition: transform 0.4s ease;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.how-step:hover .step-img img { transform: scale(1.03); }

.step-content { padding: 40px 40px 48px; position: relative; }

.step-number {
  font-size: 80px;
  font-weight: 900;
  line-height: 1;
  color: var(--yellow);
  opacity: 0.2;
  position: absolute;
  top: 24px; right: 24px;
  letter-spacing: -0.04em;
}

.step-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 16px;
  line-height: 1;
  color: var(--fg);
}

.step-desc {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--fg-mid);
}

/* ── STORAGE ── */
.storage-section { border-top: 1px solid var(--border); }

.storage-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.storage-tag {
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-left-width: 3px;
  background: var(--bg3);
  border-radius: 3px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--fg);
  transition: opacity 0.2s;
}
.storage-tag:hover { opacity: 0.8; }

.storage-tag--wetransfer { border-left-color: #00b0e0; background: rgba(0,176,224,0.1); color: #4dd4f4; }
.storage-tag--dropbox    { border-left-color: #0061ff; background: rgba(0,97,255,0.1);   color: #6699ff; }
.storage-tag--gdrive     { border-left-color: #ea4335; background: rgba(234,67,53,0.1);  color: #ff7b72; }
.storage-tag--onedrive   { border-left-color: #0078d4; background: rgba(0,120,212,0.1);  color: #4aa8ff; }
.storage-tag--notion     { border-left-color: #e8e3d9; background: rgba(232,227,217,0.08); color: #e8e3d9; }
.storage-tag--slack      { border-left-color: #4a154b; background: rgba(74,21,75,0.3);   color: #e9b3ea; }
.storage-tag--zoom       { border-left-color: #2d8cff; background: rgba(45,140,255,0.1); color: #6ab4ff; }
.storage-tag--other      { border-left-color: var(--yellow); background: rgba(232,255,71,0.07); color: var(--yellow); text-transform: uppercase; }

.storage-body {
  font-size: 17px;
  font-weight: 400;
  line-height: 1.8;
  color: var(--fg-mid);
  max-width: 640px;
}
.storage-body strong { color: var(--yellow); font-weight: 500; }

/* ── USECASE SECTION ── */
.usecase-section {
  background: #1a1a18;
  padding: 120px 40px;
}
.usecase-section .section-label { color: rgba(232,255,71,0.6); }
.usecase-section .section-title {
  color: #fff;
  margin-bottom: 56px;
}
.usecase-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 64px;
}
.usecase-card {
  background: #2a2a28;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.18);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
}
.usecase-card--pashiru {
  background: var(--yellow);
  border-color: var(--yellow);
  color: #1a1a18;
}
.usecase-card__tag {
  font-family: var(--font);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 16px;
}
.usecase-card--pashiru .usecase-card__tag {
  color: #1a1a18;
}
.usecase-card__lead {
  font-family: var(--font);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.35;
  color: #fff;
  margin-bottom: 24px;
  flex-grow: 1;
  min-height: 98px;
}
.usecase-card--pashiru .usecase-card__lead {
  color: #1a1a18;
}
.usecase-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 22px;
  margin-top: auto;
}
.usecase-card--pashiru .usecase-features {
  border-top-color: rgba(0,0,0,0.12);
}
.usecase-feature {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 48px;
}
.usecase-feature__icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  color: rgba(255,255,255,0.4);
  overflow: visible;
}
.usecase-card--pashiru .usecase-feature__icon {
  color: rgba(0,0,0,0.4);
}
.usecase-feature__text {
  font-size: 16px;
  line-height: 1.5;
  color: rgba(255,255,255,0.6);
}
.usecase-card--pashiru .usecase-feature__text {
  color: rgba(0,0,0,0.65);
}
.usecase-tagline {
  text-align: center;
  font-family: var(--font);
  font-size: clamp(16px, 2.5vw, 24px);
  font-weight: 500;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.04em;
  line-height: 1.7;
}
.usecase-tagline strong {
  color: var(--yellow);
  font-weight: 700;
}
.usecase-scroll-hint { display: none; }

/* ── COMPARE ── */
.compare-section {
  background:
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(0,0,0,0.04) 39px, rgba(0,0,0,0.04) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(0,0,0,0.04) 39px, rgba(0,0,0,0.04) 40px),
    #eeeae0;
  border-top: 1px solid rgba(0,0,0,0.08);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  padding: 120px 40px;
}
.compare-inner { max-width: 1100px; margin: 0 auto; }
.compare-section .section-label { color: #666; }
.compare-section .section-title { color: #1a1a18; }

.compare-table-hint {
  display: none;
}

.compare-table-wrap {
  margin-top: 48px;
}

.compare-table {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
  background: #ffffff;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 2px 24px rgba(0,0,0,0.09);
}
.compare-table th {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 16px 24px;
  text-align: center;
  border-bottom: 1px solid rgba(0,0,0,0.08);
  color: #444;
  background: #f5f3ee;
}
.compare-table th.passit-col {
  color: #1a1a18;
  background: rgba(232,255,71,0.5);
}

.compare-table th:first-child,
.compare-table td:first-child {
  width: 34%;
}
.compare-table td {
  padding: 20px 24px;
  font-size: 14px;
  text-align: center;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  background: #ffffff;
  font-weight: 400;
  color: #666;
}
.compare-table td:first-child {
  text-align: left;
  color: #2a2a28;
  font-size: 14px;
  font-weight: 500;
}
.compare-table td.passit-col {
  background: rgba(232,255,71,0.3);
  color: #1a1a18;
  font-weight: 600;
}
.compare-table tr:last-child td { border-bottom: none; }

.check, .cross {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px; height: 24px;
}
.check { color: #1a9e5c; }
.cross  { color: #e04545; }
.check svg, .cross svg { width: 100%; height: 100%; }

/* ── SECURITY ── */
.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2px;
  margin-top: 48px;
}
.security-item {
  padding: 36px 32px;
  border: 1px solid var(--border);
  background: var(--bg3);
}
.security-icon {
  width: 30px; height: 30px;
  margin-bottom: 20px;
  display: block;
  color: var(--yellow);
}
.security-icon svg { width: 100%; height: 100%; }
.security-title {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 12px;
  color: var(--fg);
}
.security-desc {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.75;
  color: var(--fg-mid);
}

/* ── BIG QUOTE ── */
.quote-section { padding: 120px 40px; text-align: center; }
.big-quote {
  font-size: clamp(28px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  max-width: 900px;
  margin: 0 auto;
}
.big-quote .hl { background: var(--yellow); color: #0a0a08; padding: 0 6px; }

/* ── CTA ── */
.cta-section {
  background: var(--yellow);
  padding: 120px 40px;
  text-align: center;
}
.cta-section .section-label { color: rgba(0,0,0,0.4); }
.cta-title {
  font-size: clamp(48px, 8vw, 96px);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: #0a0a08;
  margin-bottom: 32px;
}
.cta-sub {
  font-size: 18px;
  font-weight: 400;
  color: rgba(0,0,0,0.55);
  margin-bottom: 48px;
  line-height: 1.7;
}
.btn-dark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #0a0a08;
  color: var(--yellow);
  font-family: var(--font);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 18px 40px;
  border-radius: 3px;
  text-decoration: none;
  transition: opacity 0.2s;
}
.btn-dark:hover { opacity: 0.85; }

/* ── FOOTER ── */
footer {
  padding: 40px;
  background: #e8e8e4;
  border-top: 1px solid rgba(0,0,0,0.1);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copy { font-size: 13px; color: #888; letter-spacing: 0.1em; }
.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-link {
  font-size: 13px;
  color: #888;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
}
.footer-link:hover { color: #1a1a18; }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-eyebrow  { animation: fadeUp 0.6s ease 0.1s both; }
.hero-title    { animation: fadeUp 0.6s ease 0.2s both; }
.hero-character { animation: fadeUp 0.6s ease 0.3s both; }
.hero-subtitle { animation: fadeUp 0.6s ease 0.35s both; }
.hero-actions  { animation: fadeUp 0.6s ease 0.5s both; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  :root { --nav-px: 14px; }
  .problem-section {
    background-attachment: scroll;
  }

  header {
    gap: 14px;
    padding: calc(14px + env(safe-area-inset-top)) max(14px, env(safe-area-inset-right)) 14px max(14px, env(safe-area-inset-left));
  }

  .header-controls {
    gap: 4px;
    min-width: 0;
  }

  .ctrl-about,
  .ctrl-btn {
    white-space: nowrap;
  }

  .ctrl-about {
    margin-right: 0;
    padding-left: 6px;
    padding-right: 6px;
    font-size: 11px;
    letter-spacing: 0.08em;
  }

  body {
    padding-bottom: calc(100px + env(safe-area-inset-bottom));
  }

  .mobile-sticky-cta {
    left: max(12px, env(safe-area-inset-left));
    right: max(12px, env(safe-area-inset-right));
    bottom: max(12px, env(safe-area-inset-bottom));
  }

  .mobile-sticky-cta__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    background: rgba(10, 10, 8, 0.68);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    box-shadow: 0 10px 28px rgba(0,0,0,0.18);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 12px;
  }

  .mobile-sticky-cta__text {
    display: block;
    margin: 0;
    color: #f5f4f0;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.45;
    letter-spacing: 0.04em;
  }

  .mobile-sticky-cta__button {
    min-height: 48px;
    padding: 0 18px;
    border-radius: 12px;
    font-size: 13px;
    letter-spacing: 0.08em;
    box-shadow: inset 0 -1px 0 rgba(0,0,0,0.08);
  }

  .hero,
  section,
  .how-section,
  .compare-section,
  .quote-section,
  .cta-section {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero-layout { flex-direction: column; gap: 40px; }
  .hero-right { flex: none; width: 100%; }
  .hero-copy {
    width: 100%;
  }
  .hero-character {
    right: 0;
    bottom: 34px;
    width: min(30vw, 136px);
    max-width: 136px;
  }
  .hero-code {
    gap: 5px;
    justify-content: flex-start;
    width: auto;
  }

  .how-steps { grid-template-columns: 1fr; }

  .problem-grid,
  .security-grid {
    grid-template-columns: 1fr;
  }

  .compare-table-hint {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: -20px 0 12px;
    color: #666;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }

  .compare-table-hint::after {
    content: '→';
    color: #1a1a18;
    font-size: 16px;
    line-height: 1;
  }

  .compare-table-wrap {
    position: relative;
    margin-top: 48px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 6px;
    box-shadow: 0 2px 24px rgba(0,0,0,0.09);
  }

  .compare-table-wrap::after {
    display: none;
  }

  .compare-table {
    width: 720px;
    min-width: 720px;
    box-shadow: none;
  }

  .compare-table th,
  .compare-table td {
    padding: 12px 14px;
    font-size: 12px;
  }

  footer {
    padding: 24px;
    flex-direction: column-reverse;
    align-items: center;
    text-align: center;
  }

  .footer-links {
    gap: 16px 24px;
    justify-content: center;
  }

  .usecase-section { padding: 80px 0 80px 20px; }
  .usecase-section .section-label,
  .usecase-section .section-title,
  .usecase-tagline { padding-right: 20px; }
  .usecase-scroll-hint {
    display: block;
    font-family: var(--font);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.3);
    margin-bottom: 20px;
  }
  .usecase-cards {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 12px;
    margin-bottom: 48px;
    padding-right: 20px;
    scrollbar-width: none;
  }
  .usecase-cards::-webkit-scrollbar { display: none; }
  .usecase-card {
    flex: 0 0 76vw;
    scroll-snap-align: start;
  }

  .hero-digit {
    flex: 1 1 0;
    max-width: 42px;
    height: 56px;
    font-size: 28px;
  }
}

@media (max-width: 420px) {
  .mobile-sticky-cta__inner {
    grid-template-columns: 1fr;
  }

  .mobile-sticky-cta__button {
    width: 100%;
  }
}

@media (max-width: 360px) {
  .hero,
  section,
  .how-section,
  .compare-section,
  .quote-section,
  .cta-section {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero-digit {
    max-width: 38px;
    height: 52px;
    font-size: 26px;
  }
}

@media (min-width: 769px) and (max-width: 1100px) {
  .hero-character {
    right: -8px;
    bottom: 50px;
    width: clamp(148px, 18vw, 196px);
    max-width: 38%;
  }
}

@media (min-width: 1101px) {
  .hero-character {
    right: -18px;
    bottom: 74px;
    width: clamp(132px, 17vw, 216px);
    max-width: 36%;
  }
}