/* ========================================
   Känna INDIBA 女士療癒 · Version 4
   暖灰褐香檳 #A39080 + 暖灰白 #F9F7F4 + 炭棕黑 #25201C
   禪意奢華 · 電影感沉浸 · 安靜呼吸
   ======================================== */

:root {
  --champagne: #A39080;
  --champagne-light: rgba(163, 144, 128, 0.07);
  --champagne-mist: rgba(163, 144, 128, 0.18);
  --champagne-dark: #8A7768;
  --warm: #F9F7F4;
  --warm-deep: #F0EDE8;
  --warm-dark: #E5E0D8;
  --carbon: #25201C;
  --ink: #1A1714;
  --text: #2A2520;
  --text-muted: #7A7268;
  --text-light: #A8A098;
  --border: rgba(42, 37, 32, 0.07);
  --border-champagne: rgba(163, 144, 128, 0.22);

  --font-serif: 'Montserrat', 'Helvetica Neue', sans-serif;
  --font-sans: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, 'PingFang TC', sans-serif;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-breath: cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--warm);
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; background: none; border: none; }

/* ====== 動畫系統（安靜地動） ====== */
[data-motion] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 1.8s var(--ease-breath), transform 1.8s var(--ease-breath);
}
[data-motion="fade"] { transform: none; }
[data-motion="scale"] {
  opacity: 0;
  transform: scale(1.03);
  transition: opacity 2.4s var(--ease-breath), transform 2.4s var(--ease-breath);
}
[data-motion="left"] {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 1.5s var(--ease-breath), transform 1.5s var(--ease-breath);
}
[data-motion="right"] {
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 1.5s var(--ease-breath), transform 1.5s var(--ease-breath);
}
[data-motion="clip"] {
  opacity: 0;
  clip-path: inset(100% 0 0 0);
  transform: none;
  transition: opacity 1.6s var(--ease-breath), clip-path 1.6s var(--ease-breath);
}
[data-motion].is-in {
  opacity: 1;
  transform: none;
  clip-path: inset(0 0 0 0);
}

/* 呼吸動畫（預埋，未來 GSAP 觸發） */
@keyframes breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.012); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}
@keyframes drawLine {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}
.breathe { animation: breathe 6s ease-in-out infinite; }
.float { animation: float 5s ease-in-out infinite; }

@media (prefers-reduced-motion: reduce) {
  [data-motion] { opacity: 1 !important; transform: none !important; clip-path: none !important; transition: none !important; }
  .breathe, .float { animation: none !important; }
}

/* ====== 通用 ====== */
.tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 1.75rem;
}
.tag--dark { color: var(--text-muted); }

.title {
  font-family: var(--font-serif);
  font-weight: 200;
  font-size: clamp(2rem, 4.2vw, 3.5rem);
  line-height: 1.2;
  color: var(--ink);
  letter-spacing: -0.003em;
  margin-bottom: 1.25rem;
}
.title--light { color: var(--warm); }
.title em { font-style: normal; color: var(--champagne); }

.sub {
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: clamp(1.0625rem, 1.5vw, 1.375rem);
  line-height: 1.6;
  color: var(--champagne-dark);
  margin-bottom: 2rem;
  max-width: 40em;
}
.sub--light { color: rgba(249, 247, 244, 0.65); }

.body-text {
  font-size: 0.9375rem;
  line-height: 2;
  color: var(--text-muted);
  font-weight: 300;
  max-width: 48em;
}

.line {
  width: 2.5rem;
  height: 1px;
  background: var(--champagne-mist);
  margin-bottom: 2rem;
}
.line--center { margin-left: auto; margin-right: auto; }
.line--light { background: rgba(249, 247, 244, 0.2); }
.line--long { width: 100%; max-width: 200px; }

/* ====== Header ====== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.75rem 2.5rem;
  background: transparent;
  transition: background 0.6s var(--ease), backdrop-filter 0.6s var(--ease), padding 0.4s var(--ease);
}
.header.is-scrolled {
  background: rgba(249, 247, 244, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 1rem 2.5rem;
}
.header__logo img {
  height: 20px;
  width: auto;
  transition: opacity 0.3s ease, filter 0.4s var(--ease);
  filter: brightness(0) invert(1);
}
.header.is-scrolled .header__logo img {
  filter: none;
}
.header__logo:hover img { opacity: 0.6; }

.header__menu {
  width: 28px;
  height: 18px;
  position: relative;
  cursor: pointer;
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.header__menu span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--warm);
  transition: background 0.3s ease, transform 0.45s var(--ease), opacity 0.3s ease;
  transform-origin: center;
}
.header.is-scrolled .header__menu span { background: var(--ink); }
.header__menu:hover span:nth-child(2) { transform: scaleX(0.6); transform-origin: right; }

/* ====== Hero — 電影感沉浸 ====== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(26, 23, 20, 0.1) 0%,
    rgba(26, 23, 20, 0.35) 40%,
    rgba(26, 23, 20, 0.7) 75%,
    rgba(26, 23, 20, 0.92) 100%
  );
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 0 2.5rem 8rem;
}
.hero__tag {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--champagne);
  display: block;
  margin-bottom: 2rem;
}
.hero__title {
  font-family: var(--font-serif);
  font-weight: 200;
  font-size: clamp(2.5rem, 5vw, 4.25rem);
  line-height: 1.12;
  color: var(--warm);
  margin-bottom: 1.5rem;
  max-width: 16ch;
  letter-spacing: -0.005em;
}
.hero__title em { font-style: normal; color: var(--champagne); }
.hero__subtitle {
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.7;
  color: rgba(249, 247, 244, 0.75);
  margin-bottom: 0.5rem;
  max-width: 38ch;
}
.hero__desc {
  font-size: 0.9375rem;
  font-weight: 300;
  color: rgba(249, 247, 244, 0.5);
  max-width: 36ch;
}

/* ====== Scroll Indicator ====== */
.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  opacity: 0.7;
  pointer-events: none;
}
.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--champagne), transparent);
  animation: scrollPulse 2.8s cubic-bezier(0.22, 1, 0.36, 1) infinite;
  transform-origin: top center;
}
.hero__scroll-label {
  font-size: 0.5rem;
  font-weight: 500;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: rgba(249, 247, 244, 0.25);
}

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(0.3); opacity: 0.15; }
  50% { transform: scaleY(1); opacity: 0.7; }
}

/* ====== Philosophy ====== */
.philosophy {
  padding: 10rem 2.5rem;
  background: var(--warm);
}
.philosophy__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 6rem;
  align-items: start;
}
.philosophy__image {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
}
.philosophy__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.philosophy__stamp {
  position: absolute;
  top: 2rem;
  left: 2rem;
  padding: 1rem 1.5rem;
  background: rgba(249, 247, 244, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: 0.8125rem;
  color: var(--ink);
  line-height: 1.7;
  max-width: 180px;
}
.philosophy__content {
  padding-top: 3rem;
}
.philosophy__body {
  font-size: 1rem;
  line-height: 2.1;
  color: var(--text);
  font-weight: 300;
  margin-top: 1rem;
}

/* ====== Areas ====== */
.areas {
  padding: 10rem 2.5rem;
  background: var(--warm-deep);
}
.areas__inner {
  max-width: 1000px;
  margin: 0 auto;
}
.areas__head {
  text-align: center;
  margin-bottom: 6rem;
}
.areas__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.area-item {
  padding: 3.5rem 0;
  border-top: 1px solid var(--border-champagne);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3rem;
  align-items: start;
}
.area-item:last-child {
  border-bottom: 1px solid var(--border-champagne);
}
.area-item__num {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 3.5rem;
  line-height: 1;
  color: var(--champagne);
  opacity: 0.35;
  letter-spacing: -0.04em;
  padding-top: 0.25rem;
}
.area-item__label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--champagne);
  display: block;
  margin-bottom: 0.75rem;
}
.area-item__name {
  font-family: var(--font-serif);
  font-weight: 200;
  font-size: clamp(1.375rem, 2vw, 1.875rem);
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: 0.75rem;
}
.area-item__slogan {
  font-size: 0.9375rem;
  font-weight: 200;
  color: var(--champagne-dark);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}
.area-item__desc {
  font-size: 0.9375rem;
  line-height: 1.95;
  color: var(--text-muted);
  font-weight: 300;
  max-width: 50ch;
}

/* ====== Comparison ====== */
.comparison {
  padding: 10rem 2.5rem;
  background: var(--carbon);
  color: var(--warm);
}
.comparison__inner {
  max-width: 1100px;
  margin: 0 auto;
}
.comparison__head {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 5rem;
}
.comparison__table {
  max-width: 780px;
  margin: 0 auto;
}
.comp-row {
  display: grid;
  grid-template-columns: 1fr 100px 100px;
  align-items: center;
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(249, 247, 244, 0.07);
}
.comp-row--header {
  border-bottom-color: rgba(249, 247, 244, 0.18);
  padding-bottom: 0.75rem;
}
.comp-row--header .comp-cell {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(249, 247, 244, 0.35);
}
.comp-row--highlight {
  background: var(--champagne-light);
  margin: 0.25rem -1rem;
  padding: 1.5rem 1rem;
  border-bottom-color: var(--border-champagne);
}
.comp-row--highlight .comp-label {
  color: var(--warm);
  font-family: var(--font-serif);
  font-weight: 200;
  font-size: 1.1875rem;
}
.comp-label {
  font-size: 0.9375rem;
  font-weight: 300;
  color: rgba(249, 247, 244, 0.7);
}
.comp-cell {
  text-align: center;
  font-size: 0.8125rem;
  font-weight: 300;
  color: rgba(249, 247, 244, 0.25);
}
.comp-cell--yes {
  color: var(--champagne);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.9375rem;
}

/* ====== Modes ====== */
.modes {
  padding: 10rem 2.5rem;
  background: var(--warm);
}
.modes__inner {
  max-width: 1200px;
  margin: 0 auto;
}
.modes__head {
  text-align: center;
  margin-bottom: 6rem;
}
.modes__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
}
.mode-card {
  background: var(--warm-deep);
  padding: 2.5rem;
  position: relative;
  transition: background 0.4s var(--ease);
}
.mode-card:hover {
  background: var(--warm-dark);
}
.mode-card__image {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  margin-bottom: 2rem;
}
.mode-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 2s var(--ease-breath);
}
.mode-card:hover .mode-card__image img {
  transform: scale(1.025);
}
.mode-card__tag {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--champagne);
  display: block;
  margin-bottom: 0.75rem;
}
.mode-card__name {
  font-family: var(--font-serif);
  font-weight: 200;
  font-size: 2rem;
  color: var(--ink);
  margin-bottom: 1rem;
  letter-spacing: 0.01em;
}
.mode-card__desc {
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--text-muted);
  font-weight: 300;
}

/* ====== Visual Session ====== */
.visual {
  position: relative;
  overflow: hidden;
}
.visual__media {
  width: 100%;
  aspect-ratio: 21 / 9;
  position: relative;
}
.visual__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.visual__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(37, 32, 28, 0.4));
}
.visual__content {
  max-width: 650px;
  margin: 0 auto;
  padding: 6rem 2.5rem;
  text-align: center;
}
.visual__title {
  font-family: var(--font-serif);
  font-weight: 200;
  font-size: clamp(2.25rem, 4.5vw, 3.75rem);
  color: var(--ink);
  margin-bottom: 1.25rem;
}
.visual__desc {
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-muted);
  max-width: 36ch;
  margin: 0 auto;
  line-height: 1.9;
}

/* ====== Testimonial ====== */
.testimonial {
  padding: 10rem 2.5rem;
  background: var(--carbon);
  text-align: center;
}
.testimonial__inner {
  max-width: 850px;
  margin: 0 auto;
}
.testimonial__mark {
  font-family: var(--font-serif);
  font-weight: 100;
  font-size: 5rem;
  line-height: 1;
  color: var(--champagne);
  opacity: 0.35;
  display: block;
  margin-bottom: 0.5rem;
}
.testimonial__quote {
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: clamp(1.375rem, 3vw, 2.5rem);
  line-height: 1.45;
  color: var(--warm);
  margin-bottom: 2.5rem;
}
.testimonial__author {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(249, 247, 244, 0.35);
}

/* ====== Authority ====== */
.authority {
  padding: 10rem 2.5rem;
  background: var(--warm);
}
.authority__inner {
  max-width: 1100px;
  margin: 0 auto;
}
.authority__head {
  text-align: center;
  margin-bottom: 6rem;
}
.authority__stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  background: var(--border);
}
.authority__stat {
  background: var(--warm);
  text-align: center;
  padding: 3.5rem 1.5rem;
  transition: background 0.4s var(--ease);
}
.authority__stat:hover {
  background: var(--warm-deep);
}
.authority__num {
  display: block;
  font-family: var(--font-serif);
  font-weight: 100;
  font-size: clamp(3.5rem, 6vw, 5rem);
  color: var(--champagne);
  line-height: 1;
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}
.authority__label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ====== FAQ ====== */
.faq {
  padding: 10rem 2.5rem;
  background: var(--warm-deep);
}
.faq__inner {
  max-width: 820px;
  margin: 0 auto;
}
.faq__head {
  text-align: center;
  margin-bottom: 5rem;
}
.faq__list {
  border-top: 1px solid var(--border-champagne);
}
.faq__item {
  border-bottom: 1px solid var(--border-champagne);
  transition: background 0.3s ease;
}
.faq__item:hover {
  background: var(--champagne-light);
}
.faq__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding: 1.75rem 0;
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--ink);
  letter-spacing: 0.01em;
  line-height: 1.6;
  text-align: left;
  transition: color 0.3s ease;
}
.faq__question:hover { color: var(--champagne-dark); }
.faq__toggle {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  position: relative;
}
.faq__toggle::before,
.faq__toggle::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  background: var(--champagne);
  transition: transform 0.45s var(--ease);
}
.faq__toggle::before { width: 14px; height: 1px; transform: translate(-50%, -50%); }
.faq__toggle::after { width: 1px; height: 14px; transform: translate(-50%, -50%); }
.faq__item.is-open .faq__toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}
.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.6s var(--ease);
}
.faq__answer-inner {
  padding: 0 0 1.75rem;
  font-size: 0.9375rem;
  line-height: 1.95;
  color: var(--text-muted);
  font-weight: 300;
  max-width: 58ch;
}

/* ====== CTA ====== */
.cta {
  padding: 12rem 2.5rem;
  background: var(--warm);
  text-align: center;
  position: relative;
}
.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 5rem;
  background: var(--champagne-mist);
}
.cta__inner {
  max-width: 700px;
  margin: 0 auto;
  padding-top: 2rem;
}
.cta__title {
  font-family: var(--font-serif);
  font-weight: 200;
  font-size: clamp(2.25rem, 4.5vw, 3.75rem);
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: 1.5rem;
}
.cta__title em { font-style: normal; color: var(--champagne); }
.cta__sub {
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 3rem;
  letter-spacing: 0.05em;
}
.cta__btn {
  display: inline-block;
  padding: 1.25rem 3.5rem;
  background: var(--champagne);
  color: var(--warm);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  transition: all 0.5s var(--ease);
  position: relative;
  overflow: hidden;
}
.cta__btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--carbon);
  transform: translateY(100%);
  transition: transform 0.5s var(--ease);
  z-index: 0;
}
.cta__btn:hover::before { transform: translateY(0); }
.cta__btn span { position: relative; z-index: 1; }

/* ====== Footer ====== */
.footer {
  padding: 5rem 2.5rem 2.5rem;
  background: var(--carbon);
  color: rgba(249, 247, 244, 0.5);
  font-size: 0.8125rem;
  font-weight: 300;
}
.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 4rem;
  align-items: start;
  margin-bottom: 4rem;
}
.footer__logo img {
  height: 18px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.5;
  transition: opacity 0.3s ease;
}
.footer__logo:hover img { opacity: 0.8; }
.footer__links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}
.footer__col h5 {
  font-family: var(--font-serif);
  font-weight: 200;
  font-size: 0.6875rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(249, 247, 244, 0.35);
  margin-bottom: 1.25rem;
}
.footer__col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.footer__col a {
  color: rgba(249, 247, 244, 0.5);
  font-size: 0.8125rem;
  transition: color 0.3s ease;
}
.footer__col a:hover { color: var(--champagne); }
.footer__social {
  display: flex;
  gap: 1rem;
}
.footer__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(249, 247, 244, 0.12);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  color: rgba(249, 247, 244, 0.3);
  transition: all 0.4s var(--ease);
}
.footer__social-link:hover {
  border-color: var(--champagne);
  color: var(--champagne);
}
.footer__copy {
  text-align: center;
  font-size: 0.625rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(249, 247, 244, 0.15);
  padding-top: 2rem;
  border-top: 1px solid rgba(249, 247, 244, 0.06);
}

/* ====== Responsive ====== */
@media (max-width: 899px) {
  .section, .philosophy, .areas, .comparison, .modes, .authority, .faq, .testimonial {
    padding: 6rem 1.5rem;
  }
  .cta { padding: 7rem 1.5rem; }
  .header { padding: 1.25rem 1.5rem; }
  .header.is-scrolled { padding: 0.75rem 1.5rem; }

  .hero__content { padding: 0 1.5rem 6rem; }
  .hero__title { font-size: clamp(1.75rem, 7vw, 2.5rem); max-width: 12ch; }
  .hero__subtitle { font-size: 0.875rem; max-width: 30ch; }
  .hero__desc { font-size: 0.8125rem; }
  .hero__tag { margin-bottom: 1.25rem; }
  .hero__scroll { bottom: 1.5rem; }
  .hero__scroll-line { height: 28px; }
  .hero__scroll-label { font-size: 0.4375rem; }

  .philosophy__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .philosophy__image { aspect-ratio: 4/3; }
  .philosophy__stamp { position: static; max-width: 100%; margin-bottom: 1rem; }
  .philosophy__content { padding-top: 0; }

  .area-item {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .area-item__num { font-size: 2.5rem; }

  .modes__grid { grid-template-columns: 1fr; gap: 2rem; }
  .mode-card { padding: 1.5rem; }

  .authority__stats { grid-template-columns: 1fr; gap: 1px; }

  .comp-row { grid-template-columns: 1fr 70px 70px; }

  .footer__inner { grid-template-columns: 1fr; gap: 3rem; text-align: center; }
  .footer__links { grid-template-columns: 1fr 1fr; }
  .footer__social { justify-content: center; }
}

@media (max-width: 480px) {
  .hero__content { padding: 0 1.25rem 5rem; }
  .hero__title { font-size: 1.5rem; max-width: 10ch; }
  .hero__subtitle { font-size: 0.8125rem; }
  .hero__tag { font-size: 0.5625rem; letter-spacing: 0.35em; }
  .hero__scroll { bottom: 1.25rem; }
  .hero__scroll-line { height: 22px; }
  .header__logo img { height: 16px; }
}