/* =========================================================
   ChemDry KYOTO - Takumi Service LP
   Modern, refined, casual theme with motion-rich design
   ========================================================= */

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

:root {
  --c-primary: #00b3a4;
  --c-primary-dark: #007a72;
  --c-primary-light: #b8efe9;
  --c-accent: #ff7a59;
  --c-accent-dark: #e85a3a;
  --c-corp: #0c3d8a;          /* Takumi corporate navy */
  --c-corp-dark: #0a2a5e;
  --c-gold: #f4a261;
  --c-bg: #fcfaf6;
  --c-bg-alt: #f4f1ea;
  --c-bg-dark: #0c1620;
  --c-text: #0f1d2b;
  --c-text-soft: #4a5b6c;
  --c-text-muted: #8595a4;
  --c-border: #e6ece2;
  --c-white: #ffffff;

  --grad-primary: linear-gradient(135deg, #00d4c1 0%, #00b3a4 50%, #007a72 100%);
  --grad-accent: linear-gradient(135deg, #ffa97a 0%, #ff7a59 50%, #e85a3a 100%);
  --grad-mix: linear-gradient(135deg, #00b3a4 0%, #45c5b3 40%, #ff9a7a 100%);
  --grad-corp: linear-gradient(135deg, #1a4ea0 0%, #0c3d8a 50%, #0a2a5e 100%);

  --shadow-sm: 0 2px 8px rgba(15, 29, 43, 0.06);
  --shadow-md: 0 12px 32px rgba(15, 29, 43, 0.08);
  --shadow-lg: 0 24px 60px rgba(15, 29, 43, 0.12);

  --ff-en: "Outfit", system-ui, -apple-system, sans-serif;
  --ff-jp: "Noto Sans JP", system-ui, -apple-system, sans-serif;

  --container-max: 1200px;
  --header-h: 78px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 36px;

  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  margin: 0;
  font-family: var(--ff-jp);
  font-weight: 400;
  font-feature-settings: "palt" 1;
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.75;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: 0;
  background: none;
}

ul,
ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* -------- Skip link -------- */
.skip-link {
  position: absolute;
  top: -40px;
  left: 8px;
  background: var(--c-primary);
  color: #fff;
  padding: 8px 16px;
  border-radius: 4px;
  z-index: 1000;
  font-size: 0.85rem;
}
.skip-link:focus {
  top: 8px;
}

.container {
  width: min(100% - 32px, var(--container-max));
  margin-inline: auto;
}

.section {
  padding: clamp(72px, 10vw, 140px) 0;
  position: relative;
}

.pc-only { display: inline; }
.sp-only { display: none; }
@media (max-width: 768px) {
  .pc-only { display: none; }
  .sp-only { display: inline; }
}

/* -------- Buttons -------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  padding: 16px 32px;
  border-radius: 999px;
  font-family: var(--ff-jp);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  transition: transform 0.3s var(--ease-out-expo), box-shadow 0.3s ease,
    background 0.3s ease, color 0.3s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  white-space: nowrap;
}
.btn svg {
  width: 18px;
  height: 18px;
  transition: transform 0.3s var(--ease-out-expo);
}
.btn-primary {
  background: var(--grad-accent);
  color: #fff;
  box-shadow: 0 14px 30px rgba(232, 90, 58, 0.35);
}
.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #ff8a6a 0%, #ff6043 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(232, 90, 58, 0.4);
}
.btn-primary:hover::before { opacity: 1; }
.btn-primary:hover svg { transform: translateX(4px); }
.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--c-primary-dark);
  box-shadow: var(--shadow-md);
}
.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-light:hover svg { transform: translateX(4px); }
.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid #fff;
}
.btn-outline:hover {
  background: #fff;
  color: var(--c-primary-dark);
}
.btn-lg { padding: 20px 40px; font-size: 1.05rem; }

/* -------- Header -------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  transition: background 0.3s ease, box-shadow 0.3s ease;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--c-border);
}
.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  transition: color 0.3s ease;
  flex-shrink: 0;
}
.site-header.scrolled .logo { color: var(--c-corp); }
.logo-mark {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-mark svg { width: 100%; height: 100%; }
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
  white-space: nowrap;
}
.logo-jp {
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}
.site-nav ul {
  display: flex;
  gap: 18px;
  flex-wrap: nowrap;
}
.site-nav a {
  color: #fff;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
  padding: 6px 0;
  transition: color 0.3s ease;
  white-space: nowrap;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out-expo);
}
.site-nav a:hover::after { transform: scaleX(1); }
.site-header.scrolled .site-nav a { color: var(--c-text); }
.site-header.scrolled .site-nav a:hover { color: var(--c-primary-dark); }
.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.header-tel {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #fff;
  transition: color 0.3s ease;
  white-space: nowrap;
}
.header-tel svg { width: 16px; height: 16px; }
.tel-text { display: flex; flex-direction: column; line-height: 1.1; }
.tel-number {
  font-family: var(--ff-en);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}
.site-header.scrolled .header-tel { color: var(--c-corp); }
.header-contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--grad-accent);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
  box-shadow: 0 10px 24px rgba(232, 90, 58, 0.3);
  transition: transform 0.3s var(--ease-out-expo);
}
.header-contact-btn svg { width: 12px; height: 12px; }
.header-contact-btn:hover { transform: translateY(-2px); }
.hamburger {
  display: none;
  width: 36px;
  height: 36px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  transition: transform 0.3s ease, opacity 0.2s ease, background 0.3s ease;
}
.site-header.scrolled .hamburger span { background: var(--c-text); }
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1180px) {
  .header-inner { padding: 0 16px; }
  .site-nav ul { gap: 14px; }
  .site-nav a { font-size: 0.78rem; }
}
@media (max-width: 1080px) {
  .site-nav { display: none; }
  .site-nav.open {
    display: block;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #fff;
    box-shadow: var(--shadow-lg);
    padding: 16px 20px;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .site-nav.open ul { flex-direction: column; gap: 0; }
  .site-nav.open a {
    color: var(--c-text) !important;
    display: block;
    padding: 14px 4px;
    border-bottom: 1px solid var(--c-border);
    font-size: 0.95rem;
  }
  .hamburger { display: flex; }
}
@media (max-width: 720px) {
  .header-tel .tel-text { display: none; }
  .header-contact-btn span { display: none; }
  .header-contact-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 50%;
  }
  .header-contact-btn svg { width: 14px; height: 14px; }
  .logo-jp { font-size: 0.92rem; }
}
@media (max-width: 380px) {
  .logo-mark { width: 32px; height: 32px; }
  .logo-jp { font-size: 0.82rem; }
}

/* -------- HERO -------- */
.hero {
  position: relative;
  min-height: clamp(720px, 100vh, 1100px);
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 80px;
  overflow: hidden;
  color: #fff;
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: brightness(0.45) saturate(1.1);
  animation: heroBgPulse 24s var(--ease-in-out) infinite alternate;
}
@keyframes heroBgPulse {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.08) translate(-2%, -1%); }
}
.hero-bg-tint {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(0, 212, 193, 0.45), transparent 55%),
    radial-gradient(ellipse at 15% 80%, rgba(255, 122, 89, 0.32), transparent 50%),
    linear-gradient(135deg, rgba(5, 24, 32, 0.7) 0%, rgba(10, 42, 53, 0.65) 50%, rgba(12, 54, 69, 0.7) 100%);
}
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 24, 32, 0.1) 0%, rgba(5, 24, 32, 0.55) 100%),
    repeating-linear-gradient(120deg, rgba(255, 255, 255, 0.018) 0 1px, transparent 1px 8px);
}
.bubble-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  width: 100%;
  height: 100%;
}
.hero-inner {
  position: relative;
  z-index: 2;
  width: min(100% - 32px, var(--container-max));
  margin: 0 auto;
  padding: 32px 0 48px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-family: var(--ff-en);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 28px;
}
.eyebrow-line {
  width: 56px;
  height: 1px;
  background: rgba(255, 255, 255, 0.6);
}
.hero-title { margin: 0 0 32px; font-weight: 900; }
.hero-title-en {
  display: block;
  font-family: var(--ff-en);
  font-weight: 600;
  font-size: clamp(0.95rem, 1.5vw, 1.2rem);
  letter-spacing: 0.06em;
  color: var(--c-primary-light);
  margin-bottom: 20px;
  opacity: 0.9;
}
.hero-title-en sup { font-size: 0.6em; margin-left: 2px; }
.hero-title-main {
  display: block;
  font-size: clamp(2.4rem, 6.5vw, 5.4rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
}
.hero-title-main .line { display: block; }
.hero-title-main .accent {
  background: linear-gradient(135deg, #00ffe1 0%, #00d4c1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  position: relative;
  display: inline-block;
}
.hero-title-main .accent::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #00d4c1, transparent);
  border-radius: 2px;
}
.hero-title-main .accent2 {
  background: linear-gradient(135deg, #ffb088 0%, #ff7a59 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead {
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  line-height: 1.95;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 40px;
  max-width: 640px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}
.hero-lead strong { color: #fff; font-weight: 700; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  margin: 0 0 48px;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  max-width: 720px;
  background: linear-gradient(180deg, rgba(5, 24, 32, 0.15), rgba(5, 24, 32, 0.05));
  backdrop-filter: blur(2px);
}
.stat-num {
  font-family: var(--ff-en);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.8vw, 2.8rem);
  line-height: 1;
  background: linear-gradient(135deg, #00ffe1 0%, #fff 60%, #ffb088 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-num small { font-size: 0.5em; margin-left: 4px; opacity: 0.85; }
.stat-label {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 0.06em;
  margin-top: 8px;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}
.hero-note {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.06em;
}
.hero-scroll {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-family: var(--ff-en);
  font-size: 0.65rem;
  letter-spacing: 0.4em;
  color: rgba(255, 255, 255, 0.7);
}
.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.7), transparent);
  position: relative;
  overflow: hidden;
}
.scroll-line::before {
  content: "";
  position: absolute;
  top: -20%;
  left: 0;
  right: 0;
  height: 30%;
  background: linear-gradient(180deg, transparent, #00ffe1, transparent);
  animation: scrollDot 2.4s ease-in-out infinite;
}
@keyframes scrollDot {
  0% { top: -30%; }
  100% { top: 100%; }
}
@media (max-width: 720px) {
  .hero {
    min-height: 100svh;
    padding-top: calc(var(--header-h) + 24px);
    padding-bottom: 60px;
  }
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 18px 0;
    margin-bottom: 36px;
  }
  .hero-stats .stat-num { font-size: 1.4rem; }
  .hero-stats .stat-label { font-size: 0.65rem; }
  .hero-cta { width: 100%; }
  .hero-cta .btn {
    flex: 1 1 auto;
    padding: 14px 18px;
    font-size: 0.85rem;
  }
  .hero-scroll { display: none; }
}

/* -------- TICKER -------- */
.ticker-section {
  background: var(--c-bg-dark);
  padding: 28px 0 32px;
  overflow: hidden;
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.ticker-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0, 179, 164, 0.12), transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(255, 122, 89, 0.08), transparent 50%);
  pointer-events: none;
}
.ticker {
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  z-index: 1;
}
.ticker::before,
.ticker::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}
.ticker::before { left: 0; background: linear-gradient(90deg, var(--c-bg-dark), transparent); }
.ticker::after { right: 0; background: linear-gradient(-90deg, var(--c-bg-dark), transparent); }
.ticker-track {
  display: inline-flex;
  align-items: center;
  gap: 36px;
  animation: tickerScroll 40s linear infinite;
  padding: 0 36px;
  min-width: 200%;
}
.ticker-track:hover { animation-play-state: paused; }
.t-item {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 22px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  color: var(--c-primary-light);
  flex-shrink: 0;
  transition: background 0.3s ease, transform 0.3s var(--ease-out-expo);
}
.t-item:hover {
  background: rgba(0, 179, 164, 0.15);
  transform: translateY(-2px);
}
.t-icon {
  width: 26px;
  height: 26px;
  color: #00ffe1;
  flex-shrink: 0;
}
.t-item span:not(.t-en):not(.t-icon) {
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #fff;
}
.t-en {
  font-family: var(--ff-en);
  font-size: 0.66rem;
  letter-spacing: 0.24em;
  color: rgba(180, 239, 233, 0.7);
  font-weight: 600;
  padding-left: 10px;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}
.t-dot {
  font-size: 0.7rem;
  color: var(--c-accent);
  opacity: 0.6;
  flex-shrink: 0;
}
.ticker-caption {
  text-align: center;
  margin: 18px 0 0;
  font-family: var(--ff-en);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.5);
  position: relative;
  z-index: 1;
}
.ticker-caption::before,
.ticker-caption::after {
  content: "—";
  margin: 0 8px;
  color: rgba(255, 255, 255, 0.3);
}
@keyframes tickerScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@media (max-width: 720px) {
  .ticker-track { gap: 20px; padding: 0 20px; animation-duration: 30s; }
  .t-item { padding: 8px 16px; gap: 8px; }
  .t-icon { width: 22px; height: 22px; }
  .t-item span:not(.t-en):not(.t-icon) { font-size: 0.82rem; }
  .t-en { display: none; }
}

/* -------- Section heads -------- */
.section-head {
  margin-bottom: 56px;
  max-width: 720px;
}
.section-head.center {
  margin-inline: auto;
  text-align: center;
}
.section-eyebrow {
  display: inline-block;
  font-family: var(--ff-en);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.36em;
  color: var(--c-primary);
  margin-bottom: 16px;
  position: relative;
  padding-left: 32px;
}
.section-eyebrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 24px;
  height: 1px;
  background: var(--c-primary);
}
.section-head.center .section-eyebrow { padding-left: 0; }
.section-head.center .section-eyebrow::before { display: none; }
.section-title {
  font-size: clamp(1.7rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -0.005em;
  margin: 0 0 24px;
  color: var(--c-text);
}
.section-title .mark {
  background: linear-gradient(180deg, transparent 60%, rgba(255, 122, 89, 0.35) 60%);
  padding: 0 4px;
}
.section-title .gradient-text {
  background: var(--grad-mix);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-lead {
  font-size: clamp(0.92rem, 1.4vw, 1.02rem);
  line-height: 2;
  color: var(--c-text-soft);
  margin: 0;
}
@media (max-width: 720px) {
  .section-head { margin-bottom: 40px; }
  .section-eyebrow { font-size: 0.7rem; letter-spacing: 0.24em; }
}

/* -------- Brand logo (ChemDry official) wrap -------- */
.brand-logo-wrap {
  display: flex;
  justify-content: center;
  margin: 0 0 28px;
}
.brand-logo {
  width: auto;
  height: 64px;
  max-width: 100%;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.05));
}
@media (max-width: 600px) {
  .brand-logo { height: 48px; }
}

/* -------- PROBLEM -------- */
.problem {
  background: var(--c-bg);
  position: relative;
}
.problem::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at 80% 50%, rgba(255, 122, 89, 0.05), transparent 70%);
  pointer-events: none;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  position: relative;
  z-index: 1;
}
.problem-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 32px 28px;
  border: 1px solid var(--c-border);
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s var(--ease-out-expo), border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}
.problem-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--grad-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-out-expo);
}
.problem-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.problem-card:hover::before { transform: scaleX(1); }
.problem-num {
  font-family: var(--ff-en);
  font-weight: 800;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  color: var(--c-accent);
  margin-bottom: 16px;
}
.problem-card h3 {
  font-size: clamp(1.05rem, 1.4vw, 1.18rem);
  font-weight: 800;
  margin: 0 0 12px;
  color: var(--c-text);
  letter-spacing: -0.005em;
}
.problem-card p {
  margin: 0;
  color: var(--c-text-soft);
  font-size: 0.9rem;
  line-height: 1.85;
}

/* -------- ABOUT -------- */
.about {
  background: linear-gradient(180deg, var(--c-bg) 0%, #f0f7f6 100%);
  position: relative;
  overflow: hidden;
}
.about::before {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 179, 164, 0.12), transparent 70%);
  top: -200px;
  left: -200px;
  pointer-events: none;
}
.about::after {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 122, 89, 0.1), transparent 70%);
  bottom: -150px;
  right: -150px;
  pointer-events: none;
}
.about-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  position: relative;
  z-index: 1;
}
.about-feature {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  border: 1px solid var(--c-border);
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s var(--ease-out-expo);
}
.about-feature:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.feat-icon {
  width: 76px;
  height: 76px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 179, 164, 0.12), rgba(0, 179, 164, 0.04));
  color: var(--c-primary);
  position: relative;
  transition: transform 0.4s var(--ease-out-expo);
}
.feat-icon::before {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 2px dashed var(--c-primary);
  opacity: 0.25;
  animation: spin 16s linear infinite;
}
.about-feature:hover .feat-icon { transform: scale(1.06) rotate(-4deg); }
.feat-icon svg { width: 42px; height: 42px; }
@keyframes spin { to { transform: rotate(360deg); } }
.about-feature h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin: 0 0 10px;
  letter-spacing: -0.005em;
}
.about-feature p {
  font-size: 0.88rem;
  color: var(--c-text-soft);
  line-height: 1.85;
  margin: 0;
}

/* -------- MACHINE SHOWCASE (新セクション) -------- */
.machine-showcase {
  background: linear-gradient(180deg, #f0f7f6 0%, var(--c-bg) 100%);
  position: relative;
  overflow: hidden;
}
.machine-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 920px) {
  .machine-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
.machine-text .section-eyebrow { padding-left: 32px; }
.machine-text .section-title { margin-bottom: 20px; }
.machine-text .section-lead { margin-bottom: 28px; }
.machine-points {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.machine-points li {
  position: relative;
  padding: 14px 18px 14px 50px;
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  font-size: 0.92rem;
  color: var(--c-text-soft);
  line-height: 1.7;
}
.machine-points li::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--grad-primary);
  background-image: linear-gradient(135deg, #00d4c1, #007a72);
}
.machine-points li::after {
  content: "✓";
  position: absolute;
  left: 23px;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  font-weight: 700;
  font-size: 0.78rem;
}
.machine-points strong {
  color: var(--c-text);
  font-weight: 800;
  display: inline-block;
  min-width: 11em;
  margin-right: 0.5em;
}
.machine-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.machine-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease-out-expo);
}
.machine-visual:hover img { transform: scale(1.04); }
.machine-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.96);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}
.badge-num {
  font-family: var(--ff-en);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  color: var(--c-accent);
}
.badge-text {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--c-text);
}
@media (max-width: 600px) {
  .machine-points li { padding: 12px 14px 12px 44px; font-size: 0.86rem; }
  .machine-points li::before { left: 14px; }
  .machine-points li::after { left: 19px; }
  .machine-points strong { display: block; min-width: 0; margin-bottom: 2px; }
  .machine-badge { bottom: 12px; left: 12px; padding: 10px 14px; }
}

/* -------- PROCESS -------- */
.process { background: var(--c-bg); position: relative; }
.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  position: relative;
}
.process-step {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 0 12px;
}
.step-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 140px;
}
.step-circle {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 20px 50px rgba(0, 179, 164, 0.3);
  position: relative;
  z-index: 2;
  transition: transform 0.4s var(--ease-out-expo);
}
.step-circle::before,
.step-circle::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 2px solid var(--c-primary);
  opacity: 0.2;
}
.step-circle::before {
  inset: -14px;
  animation: pulseRing 3s ease-out infinite;
}
.step-circle::after {
  inset: -28px;
  border-width: 1px;
  animation: pulseRing 3s ease-out infinite 1.5s;
}
@keyframes pulseRing {
  0% { transform: scale(0.8); opacity: 0.4; }
  100% { transform: scale(1.2); opacity: 0; }
}
.process-step:hover .step-circle { transform: scale(1.05); }
.step-num {
  font-family: var(--ff-en);
  font-weight: 800;
  font-size: 2.6rem;
  color: #fff;
  letter-spacing: -0.02em;
}
.step-line {
  position: absolute;
  top: 50%;
  left: calc(50% + 80px);
  right: calc(-50% + 80px);
  height: 2px;
  background: linear-gradient(90deg, var(--c-primary) 0%, var(--c-primary) 50%, transparent 50%, transparent 100%);
  background-size: 12px 2px;
  background-repeat: repeat-x;
  animation: dashFlow 12s linear infinite;
}
@keyframes dashFlow { to { background-position: 200px 0; } }
.step-body { text-align: center; padding: 0 12px; }
.step-body h3 {
  font-size: 1.4rem;
  margin: 0 0 12px;
  font-weight: 800;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.step-jp { color: var(--c-text); }
.step-en {
  font-family: var(--ff-en);
  font-size: 0.7rem;
  letter-spacing: 0.36em;
  color: var(--c-primary);
  font-weight: 700;
}
.step-body p {
  color: var(--c-text-soft);
  line-height: 1.85;
  font-size: 0.94rem;
  margin: 0;
}
@media (max-width: 860px) {
  .process-steps { grid-template-columns: 1fr; gap: 48px; }
  .step-line { display: none; }
}

/* -------- REASONS -------- */
.reasons {
  background: linear-gradient(180deg, #f0f7f6 0%, var(--c-bg-alt) 100%);
}
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.reason-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--c-border);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s var(--ease-out-expo);
}
.reason-card::after {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 179, 164, 0.16), transparent 70%);
  transition: transform 0.5s var(--ease-out-expo);
}
.reason-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.reason-card:hover::after { transform: scale(1.5); }
.reason-num {
  font-family: var(--ff-en);
  font-weight: 800;
  font-size: 3rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 2px var(--c-primary);
  margin-bottom: 16px;
}
.reason-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0 0 12px;
  position: relative;
  z-index: 1;
}
.reason-card p {
  font-size: 0.92rem;
  color: var(--c-text-soft);
  line-height: 1.9;
  margin: 0;
  position: relative;
  z-index: 1;
}
.reason-cta {
  background: var(--grad-primary);
  color: #fff;
  border: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.reason-cta::after {
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2), transparent 70%);
}
.reason-cta h3 {
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 12px;
}
.reason-cta p {
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 24px;
}
.reason-cta .btn { align-self: flex-start; }

/* -------- SERVICES -------- */
.services { background: var(--c-bg); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-border);
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s var(--ease-out-expo);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.service-img {
  aspect-ratio: 16 / 10;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--c-bg-alt);
}
.service-img::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.2) 100%);
  z-index: 1;
}
/* SVGバージョン用（写真がないサービス） */
.service-img-svg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--grad-mix);
  background: var(--grad-mix);
  opacity: 0.85;
}
.service-img-svg[data-svg="leather"]::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 130'><rect x='30' y='30' width='140' height='70' rx='8' fill='white' opacity='0.92'/><circle cx='60' cy='55' r='3' fill='%2300b3a4' opacity='0.5'/><circle cx='90' cy='75' r='3' fill='%2300b3a4' opacity='0.5'/><circle cx='130' cy='50' r='3' fill='%2300b3a4' opacity='0.5'/><circle cx='150' cy='80' r='3' fill='%2300b3a4' opacity='0.5'/><path d='M40 65 Q70 55 100 70 T 160 75' stroke='%2300b3a4' stroke-width='1.5' fill='none' opacity='0.4'/></svg>");
  background-size: 60%;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 2;
}
.service-img-svg[data-svg="pet"]::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 130'><circle cx='100' cy='80' r='18' fill='white'/><circle cx='75' cy='55' r='9' fill='white'/><circle cx='95' cy='40' r='9' fill='white'/><circle cx='125' cy='55' r='9' fill='white'/><circle cx='62' cy='75' r='8' fill='white' opacity='0.85'/><circle cx='138' cy='75' r='8' fill='white' opacity='0.85'/></svg>");
  background-size: 60%;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 2;
}
.service-card:hover .service-img { transform: none; }
.service-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.service-body h3 {
  font-size: 1.12rem;
  font-weight: 800;
  margin: 0 0 10px;
}
.service-body p {
  color: var(--c-text-soft);
  font-size: 0.9rem;
  line-height: 1.85;
  margin: 0 0 16px;
}
.service-body ul {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.service-body li {
  font-size: 0.84rem;
  color: var(--c-text-soft);
  padding-left: 20px;
  position: relative;
}
.service-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 2px;
  background: var(--c-primary);
}

/* -------- BEFORE/AFTER -------- */
.ba { background: linear-gradient(180deg, var(--c-bg) 0%, #eef6f5 100%); }
.ba-slider { max-width: 960px; margin: 0 auto; }
.ba-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  cursor: ew-resize;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}
.ba-image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}
.ba-after {
  background: linear-gradient(135deg, #5fa8d3 0%, #1d5b80 100%);
  background-image:
    radial-gradient(ellipse at 30% 30%, rgba(255, 255, 255, 0.18), transparent 60%),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.04) 0 10px, transparent 10px 20px),
    linear-gradient(135deg, #2b7aa1 0%, #14506f 100%);
}
.ba-before {
  background: linear-gradient(135deg, #5a4a3e 0%, #2c2218 100%);
  background-image:
    radial-gradient(ellipse at 50% 60%, rgba(0, 0, 0, 0.55), transparent 50%),
    radial-gradient(circle at 30% 40%, rgba(0, 0, 0, 0.4) 0%, transparent 25%),
    radial-gradient(circle at 70% 65%, rgba(0, 0, 0, 0.4) 0%, transparent 22%),
    repeating-linear-gradient(45deg, rgba(0, 0, 0, 0.07) 0 10px, transparent 10px 20px),
    linear-gradient(135deg, #6b5648 0%, #3a2c1f 100%);
  clip-path: inset(0 50% 0 0);
}
.ba-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background: #fff;
  transform: translateX(-50%);
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
  pointer-events: none;
}
.ba-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translate(-50%, -50%);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  color: var(--c-primary-dark);
  transition: transform 0.2s ease;
}
.ba-handle:hover { transform: translate(-50%, -50%) scale(1.08); }
.ba-handle svg { width: 24px; height: 24px; }
.ba-tag {
  position: absolute;
  top: 16px;
  padding: 6px 14px;
  border-radius: 999px;
  font-family: var(--ff-en);
  font-weight: 700;
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  color: #fff;
  backdrop-filter: blur(6px);
  z-index: 3;
}
.ba-tag-before { left: 16px; background: rgba(232, 90, 58, 0.85); }
.ba-tag-after { right: 16px; background: rgba(0, 179, 164, 0.85); }
.ba-frame input[type="range"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  margin: 0;
  z-index: 4;
}
.ba-caption {
  text-align: center;
  margin-top: 16px;
  font-size: 0.75rem;
  color: var(--c-text-muted);
}
@media (max-width: 600px) {
  .ba-handle { width: 44px; height: 44px; }
  .ba-handle svg { width: 20px; height: 20px; }
  .ba-tag { font-size: 0.6rem; padding: 4px 10px; }
}

/* -------- TESTIMONIALS -------- */
.testimonials {
  background: var(--c-bg-dark);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.testimonials::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 179, 164, 0.3), transparent 70%);
  pointer-events: none;
}
.testimonials .section-title { color: #fff; }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  position: relative;
  z-index: 1;
}
.testimonial {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  margin: 0;
  position: relative;
  backdrop-filter: blur(10px);
  transition: transform 0.4s var(--ease-out-expo), border-color 0.3s ease;
}
.testimonial::before {
  content: "\201C";
  position: absolute;
  top: 4px;
  left: 20px;
  font-family: var(--ff-en);
  font-weight: 900;
  font-size: 5rem;
  line-height: 1;
  color: var(--c-primary);
  opacity: 0.4;
}
.testimonial:hover {
  transform: translateY(-4px);
  border-color: var(--c-primary);
}
.testimonial p {
  font-size: 0.95rem;
  line-height: 2;
  color: rgba(255, 255, 255, 0.92);
  margin: 16px 0 24px;
  position: relative;
  z-index: 1;
}
.testimonial cite {
  display: block;
  font-style: normal;
  font-weight: 700;
  font-size: 0.92rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 16px;
}
.testimonial cite span {
  display: block;
  font-weight: 400;
  font-size: 0.74rem;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 4px;
  letter-spacing: 0.04em;
}

/* -------- FLOW -------- */
.flow { background: var(--c-bg); }
.flow-list {
  max-width: 880px;
  margin: 0 auto;
  position: relative;
  padding-left: 40px;
}
.flow-list::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 19px;
  width: 2px;
  background: linear-gradient(180deg, var(--c-primary) 0%, var(--c-primary) 60%, transparent 100%);
  background-size: 2px 12px;
  background-repeat: repeat-y;
  opacity: 0.4;
}
.flow-list li {
  position: relative;
  padding: 0 0 36px 32px;
}
.flow-list li:last-child { padding-bottom: 0; }
.flow-num {
  position: absolute;
  left: -40px;
  top: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--grad-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-en);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 14px rgba(0, 179, 164, 0.4);
}
.flow-list h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0 0 8px;
  letter-spacing: -0.005em;
}
.flow-list p {
  color: var(--c-text-soft);
  font-size: 0.92rem;
  line-height: 1.95;
  margin: 0;
}
.flow-list strong {
  color: var(--c-primary-dark);
  font-weight: 700;
}
@media (max-width: 600px) {
  .flow-list { padding-left: 32px; }
  .flow-list::before { left: 15px; }
  .flow-num {
    left: -32px;
    width: 32px;
    height: 32px;
    font-size: 0.7rem;
  }
}

/* -------- SDGs SECTION -------- */
.sdgs {
  background: linear-gradient(135deg, #fcfaf6 0%, #f0f7f6 100%);
  position: relative;
  overflow: hidden;
}
.sdgs::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 20% 80%, rgba(0, 179, 164, 0.08), transparent 60%);
  pointer-events: none;
}
.sdgs-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (max-width: 920px) {
  .sdgs-grid { grid-template-columns: 1fr; gap: 32px; text-align: center; }
}
.sdgs-icon-col {
  display: flex;
  justify-content: center;
  position: relative;
}
.sdgs-icon-col::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 179, 164, 0.15), transparent 70%);
  z-index: 0;
}
.sdgs-icon-col img {
  width: min(220px, 60vw);
  height: auto;
  position: relative;
  z-index: 1;
  animation: floatY 6s ease-in-out infinite;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.sdgs-text .section-eyebrow { padding-left: 32px; }
@media (max-width: 920px) {
  .sdgs-text .section-eyebrow { padding-left: 0; display: inline-block; }
  .sdgs-text .section-eyebrow::before { display: none; }
}
.sdgs-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 28px 0 24px;
}
.sdgs-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-text);
  transition: transform 0.3s var(--ease-out-expo), box-shadow 0.3s ease;
}
.sdgs-list li:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.sdg-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--grad-primary);
  color: #fff;
  font-family: var(--ff-en);
  font-weight: 800;
  font-size: 0.92rem;
  flex-shrink: 0;
}
.sdgs-note {
  font-size: 0.82rem;
  color: var(--c-text-muted);
  line-height: 1.85;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--c-border);
}
@media (max-width: 600px) {
  .sdgs-list { grid-template-columns: 1fr; }
}

/* -------- CTA BANNER -------- */
.cta-banner {
  position: relative;
  padding: clamp(60px, 9vw, 100px) 0;
  background: var(--grad-primary);
  color: #fff;
  text-align: center;
  overflow: hidden;
}
.cta-bubbles { position: absolute; inset: 0; pointer-events: none; }
.cta-bubbles span {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  animation: bubbleFloat 8s ease-in-out infinite;
}
.cta-bubbles span:nth-child(1) { width: 80px; height: 80px; left: 10%; bottom: 10%; animation-delay: 0s; }
.cta-bubbles span:nth-child(2) { width: 120px; height: 120px; left: 30%; bottom: 30%; animation-delay: 1s; }
.cta-bubbles span:nth-child(3) { width: 60px; height: 60px; left: 50%; bottom: 50%; animation-delay: 2s; }
.cta-bubbles span:nth-child(4) { width: 90px; height: 90px; right: 30%; bottom: 25%; animation-delay: 3s; }
.cta-bubbles span:nth-child(5) { width: 50px; height: 50px; right: 12%; bottom: 60%; animation-delay: 4s; }
.cta-bubbles span:nth-child(6) { width: 100px; height: 100px; right: 8%; bottom: 8%; animation-delay: 5s; }
@keyframes bubbleFloat {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.5; }
  50% { transform: translateY(-40px) scale(1.1); opacity: 0.8; }
}
.cta-banner h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.4;
  margin: 0 0 16px;
  letter-spacing: -0.005em;
}
.cta-banner p {
  font-size: 0.95rem;
  margin: 0 0 28px;
  opacity: 0.95;
}
.cta-banner-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

/* -------- FAQ -------- */
.faq { background: var(--c-bg); }
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.faq-item[open] {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 24px;
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: color 0.3s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "Q";
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--c-primary-light);
  color: var(--c-primary-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-en);
  font-weight: 800;
  font-size: 0.9rem;
}
.faq-item summary::after {
  content: "+";
  font-family: var(--ff-en);
  font-weight: 300;
  font-size: 1.5rem;
  color: var(--c-primary);
  margin-left: auto;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-answer {
  padding: 0 24px 20px 70px;
  color: var(--c-text-soft);
  font-size: 0.92rem;
  line-height: 1.95;
}
.faq-answer p { margin: 0; }
@media (max-width: 600px) {
  .faq-item summary { padding: 16px 18px; font-size: 0.88rem; }
  .faq-answer { padding: 0 18px 18px 56px; font-size: 0.86rem; }
}

/* -------- COMPANY -------- */
.company {
  background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-bg-alt) 100%);
}
.company-grid { max-width: 880px; margin: 0 auto; }
.company-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 44px 36px;
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-sm);
}
.company-card h3 {
  font-size: 1.45rem;
  font-weight: 800;
  margin: 0 0 8px;
}
.company-tag {
  font-size: 0.84rem;
  color: var(--c-corp);
  margin: 0 0 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--c-border);
}
.company-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 28px;
}
.company-table th,
.company-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--c-border);
  text-align: left;
  font-size: 0.9rem;
  vertical-align: top;
  line-height: 1.7;
}
.company-table th {
  width: 130px;
  font-weight: 700;
  color: var(--c-corp);
}
.company-table td { color: var(--c-text-soft); }
.company-table a {
  color: var(--c-primary-dark);
  font-weight: 700;
}
.company-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--c-corp);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--c-corp);
  padding-bottom: 4px;
  transition: gap 0.3s ease;
}
.company-link svg { width: 14px; height: 14px; }
.company-link:hover { gap: 12px; }
@media (max-width: 600px) {
  .company-card { padding: 28px 20px; }
  .company-table th,
  .company-table td {
    display: block;
    width: 100%;
    border: 0;
    padding: 6px 0;
  }
  .company-table th {
    color: var(--c-text-muted);
    font-size: 0.74rem;
    padding-top: 14px;
    font-weight: 700;
    letter-spacing: 0.04em;
  }
  .company-table tr {
    border-bottom: 1px solid var(--c-border);
    display: block;
    padding: 4px 0 8px;
  }
}

/* -------- CONTACT -------- */
.contact { background: var(--c-bg); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 28px;
  align-items: start;
  max-width: 1080px;
  margin: 0 auto;
}
@media (max-width: 880px) {
  .contact-grid { grid-template-columns: 1fr; }
}
.contact-card-label {
  font-family: var(--ff-en);
  font-size: 0.74rem;
  letter-spacing: 0.24em;
  color: var(--c-primary-dark);
  margin: 0 0 16px;
  font-weight: 700;
}
.contact-form-note {
  font-size: 0.82rem;
  line-height: 1.85;
  color: var(--c-text-soft);
  background: rgba(0, 179, 164, 0.06);
  border-left: 3px solid var(--c-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 12px 16px;
  margin: 0 0 24px;
}
.contact-form-note strong {
  color: var(--c-primary-dark);
  font-weight: 700;
}
.contact-tel-card {
  background: var(--grad-primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: calc(var(--header-h) + 24px);
}
.contact-tel-card .contact-card-label { color: rgba(255, 255, 255, 0.8); }
.contact-tel {
  display: block;
  font-family: var(--ff-en);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  color: #fff;
  letter-spacing: 0.02em;
  margin: 8px 0 12px;
}
.contact-tel-hours {
  font-size: 0.84rem;
  margin: 0 0 24px;
  opacity: 0.92;
  line-height: 1.7;
}
.contact-tel-note {
  font-size: 0.74rem;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  opacity: 0.85;
}
.contact-form {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
}
@media (min-width: 720px) {
  .contact-form { padding: 40px 36px; }
}
.form-row { margin-bottom: 18px; }
.form-row.two-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 600px) {
  .form-row.two-cols { grid-template-columns: 1fr; }
}
.form-row label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--c-text);
}
.required {
  font-size: 0.66rem;
  color: var(--c-accent);
  background: rgba(255, 122, 89, 0.1);
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 4px;
  font-weight: 700;
}
.form-row input,
.form-row select,
.form-row textarea {
  font-family: var(--ff-jp);
  font-size: 16px;
  padding: 14px 16px;
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-sm);
  background: #fdfdfb;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  width: 100%;
  color: var(--c-text);
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: 0;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 4px rgba(0, 179, 164, 0.15);
  background: #fff;
}
.form-row textarea { resize: vertical; min-height: 120px; }
.checkbox {
  flex-direction: row !important;
  align-items: center;
  gap: 10px !important;
  cursor: pointer;
  font-weight: 500 !important;
}
.checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--c-primary);
}
.form-actions {
  margin-top: 28px;
  text-align: center;
}
.form-actions .btn { width: 100%; max-width: 360px; }
.form-note {
  margin: 16px 0 0;
  font-size: 0.74rem;
  color: var(--c-text-muted);
}
.form-success {
  margin-top: 20px;
  padding: 24px;
  background: rgba(0, 179, 164, 0.08);
  border: 1px solid var(--c-primary);
  border-radius: var(--radius-md);
  text-align: center;
  color: var(--c-primary-dark);
}
.form-success strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1.05rem;
}
.form-success p {
  margin: 0;
  color: var(--c-text-soft);
  font-size: 0.9rem;
}

/* -------- FOOTER -------- */
.site-footer {
  background: var(--c-bg-dark);
  color: rgba(255, 255, 255, 0.78);
  padding: 72px 0 32px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 48px;
  margin-bottom: 56px;
}
@media (max-width: 880px) {
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
}
.footer-logo {
  color: #fff !important;
  margin-bottom: 20px;
}
.footer-desc {
  font-size: 0.86rem;
  line-height: 1.95;
  margin: 0 0 16px;
  color: rgba(255, 255, 255, 0.7);
}
.footer-address {
  font-size: 0.82rem;
  line-height: 1.85;
  margin: 0 0 20px;
  color: rgba(255, 255, 255, 0.6);
}
.footer-address a {
  color: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
.footer-address a:hover { color: var(--c-primary-light); }
.footer-chemdry-logo {
  height: 40px;
  width: auto;
  margin-top: 4px;
  background: rgba(255, 255, 255, 0.95);
  padding: 6px 12px;
  border-radius: 6px;
  display: inline-block;
}
.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
@media (max-width: 600px) {
  .footer-nav { grid-template-columns: repeat(2, 1fr); }
}
.footer-nav h4 {
  font-family: var(--ff-en);
  font-size: 0.76rem;
  letter-spacing: 0.24em;
  color: var(--c-primary-light);
  margin: 0 0 14px;
  font-weight: 700;
}
.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-nav a {
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s ease;
}
.footer-nav a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom small {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.06em;
}

/* -------- Reveal animation -------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .ticker-track { animation: none; }
}