/* =============================================
   NANA Eyelash Extensions Salon - CSS
   ============================================= */

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

:root {
  --color-bg: #ffffff;
  --color-bg-light: #f7f5f3;
  --color-bg-sage: #e8ede9;
  --color-text: #2c2c2c;
  --color-text-light: #777;
  --color-accent: #a8bfaa;
  --color-border: #e0dbd5;
  --font-serif: 'Cormorant Garamond', serif;
  --font-sans: 'Josefin Sans', sans-serif;
  --font-jp: 'Noto Sans JP', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-jp);
  font-weight: 300;
  line-height: 1.8;
  overflow-x: hidden;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

a {
  color: inherit;
  text-decoration: none;
}

/* =============================================
   COMMON
   ============================================= */

.section-title {
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: 0.18em;
  color: var(--color-text);
  text-align: center;
  margin-bottom: 3rem;
}

.section-title--left {
  text-align: left;
}

.btn-outline {
  display: inline-block;
  border: 1px solid var(--color-text);
  padding: 0.8em 2.4em;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  transition: background 0.3s, color 0.3s;
  text-align: center;
}

.btn-outline:hover {
  background: var(--color-text);
  color: #fff;
}

.btn-fill {
  display: inline-block;
  border: 1px solid var(--color-text);
  background: transparent;
  padding: 0.7em 2em;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  transition: background 0.3s, color 0.3s;
}

.btn-fill:hover {
  background: var(--color-text);
  color: #fff;
}

/* =============================================
   HEADER
   ============================================= */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 3rem;
  max-width: 1400px;
  margin: 0 auto;
}

.header-logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-sub {
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  color: var(--color-text-light);
}

.logo-main {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 1.5rem;
  letter-spacing: 0.3em;
  color: var(--color-text);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.header-nav a {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--color-text);
}

.nav-btn {
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: clamp(0.6rem, 1.6vw, 0.75rem);
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: color 0.3s;
}

.nav-btn:hover {
  color: var(--color-text-light);
}

/* =============================================
   HERO — Full-screen Slider + Logo Animation
   ============================================= */

.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 560px;
  overflow: hidden;
  background: var(--color-bg);
}

/* ---- Background Slides ---- */
.hero-slides {
  position: absolute;
  top: 10vh;
  left: 24vw;
  right: max(3rem, calc((100vw - 1100px) / 2));
  bottom: 4vh;
  z-index: 0;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  will-change: opacity, transform;
  /* inactive: no transition so it doesn't animate in */
}

.hero-slide.is-active {
  opacity: 1;
  animation: heroBurns 7s ease forwards;
}

.hero-slide.is-leaving {
  opacity: 0;
  transition: opacity 1.4s ease;
}

@keyframes heroBurns {
  from { transform: scale(1.07); }
  to   { transform: scale(1); }
}

/* Gradient overlay on slides */
.hero-slides::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    rgba(255,255,255,0.45) 0%,
    rgba(255,255,255,0.15) 45%,
    rgba(0,0,0,0.04) 100%
  );
  z-index: 1;
}

/* ---- Inner Content ---- */
.hero-inner {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  padding-left: 4vw;
  gap: 3vw;
}

/* ---- Logo (outline letters) ---- */
.hero-copy-main {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.txt-fuchi {
  display: flex;
  align-items: flex-start;
  gap: 0;
  line-height: 1;
  margin: 0;
}

.txt-fuchi .copy {
  position: relative;
  display: inline-block;
  overflow: visible;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1),
              transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.txt-fuchi .copy.act {
  opacity: 1;
  transform: translateY(0);
}

.txt-fuchi .letter {
  font-family: var(--font-sans);
  font-weight: 100;
  font-size: clamp(5.5rem, 11vw, 9.5rem);
  letter-spacing: 0.08em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(44,44,44,0.78);
  text-stroke: 1.5px rgba(44,44,44,0.78);
  display: block;
  line-height: 1;
  user-select: none;
}

/* ---- Salon label ---- */
.hero-salon-label {
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: clamp(0.55rem, 1.1vw, 0.78rem);
  letter-spacing: 0.22em;
  color: rgba(44,44,44,0.75);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.hero-salon-label.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Sub copy (diagonal line + locations) ---- */
.hero-copy-sub {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.hero-copy-sub.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.hero-diag-line {
  width: 1px;
  height: 64px;
  background: rgba(44,44,44,0.35);
  transform: rotate(18deg);
  flex-shrink: 0;
}

.hero-locations {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.hero-locations li a {
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: rgba(44,44,44,0.72);
  transition: color 0.3s;
}

.hero-locations li a:hover { color: var(--color-text); }

/* ---- Pager dots ---- */
.hero-pager {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  gap: 0.5rem;
}

.hero-pager-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(44,44,44,0.25);
  border: none;
  cursor: pointer;
  transition: background 0.4s, transform 0.4s;
  padding: 0;
}

.hero-pager-dot.is-active {
  background: rgba(44,44,44,0.75);
  transform: scale(1.3);
}

/* ---- Scroll indicator ---- */
.hero-scroll {
  position: absolute;
  right: 2.5rem;
  bottom: 2.2rem;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  opacity: 0;
  transition: opacity 0.9s ease;
}

.hero-scroll.is-visible { opacity: 1; }

.hero-scroll-txt {
  font-family: var(--font-sans);
  font-size: 0.58rem;
  letter-spacing: 0.28em;
  color: rgba(44,44,44,0.55);
  writing-mode: vertical-rl;
}

.hero-scroll-line {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(44,44,44,0.5), transparent);
  animation: scrollPulse 2.2s ease-in-out infinite;
  transform-origin: top center;
}

@keyframes scrollPulse {
  0%   { transform: scaleY(0); opacity: 0; }
  30%  { opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

/* ---- Light Particles ---- */
.lp {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  will-change: transform, opacity;
  background: rgba(255,255,255,0.92);
  box-shadow: 0 0 3px rgba(255,255,255,0.6);
}

/* =============================================
   CONCEPT
   ============================================= */

.concept {
  padding: 8rem 0;
  background: var(--color-bg);
}

.concept-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.concept-images {
  position: relative;
}

.concept-img-top {
  width: 75%;
  height: 320px;
  object-fit: cover;
  margin-left: auto;
}

.concept-img-bottom {
  width: 65%;
  height: 240px;
  object-fit: cover;
  margin-top: -4rem;
  margin-left: 0;
  border: 6px solid #fff;
}

.concept-img-label {
  position: absolute;
  bottom: 1rem;
  right: 0;
  writing-mode: vertical-rl;
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--color-text-light);
}

.concept-body {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.concept-en {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--color-text-light);
  font-style: italic;
}

.concept-ja {
  font-size: 0.85rem;
  line-height: 2.1;
  color: var(--color-text);
}

/* =============================================
   SALON
   ============================================= */

.salon {
  padding: 6rem 0;
  background: var(--color-bg-light);
}

.salon .section-title {
  max-width: 1100px;
  margin: 0 auto 3rem;
  padding: 0 3rem;
}

.salon-grid {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.salon-card img {
  height: 220px;
  object-fit: cover;
}

.salon-card-body {
  padding: 1.2rem 0;
}

.salon-card-body h3 {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 1rem;
  letter-spacing: 0.15em;
  margin-bottom: 0.6rem;
}

.salon-hours {
  font-size: 0.72rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0.8rem;
}

.salon-link {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-decoration: underline;
  text-underline-offset: 4px;
  color: var(--color-text-light);
}

.salon-link:hover {
  color: var(--color-text);
}

/* =============================================
   INSTAGRAM
   ============================================= */

.instagram {
  padding: 6rem 0;
  background: var(--color-bg);
}

.instagram-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 3rem;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: center;
}

.instagram-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 140px);
  gap: 4px;
}

.instagram-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.3s;
}

.instagram-grid img:hover {
  opacity: 0.85;
}

.instagram-text {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.instagram-text .section-title {
  text-align: left;
  margin-bottom: 0;
}

.instagram-follow {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
}

/* =============================================
   MENU & PRICE
   ============================================= */

.menu {
  padding: 8rem 0;
  background: var(--color-bg);
}

.menu-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.menu-category {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 1rem;
  letter-spacing: 0.15em;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.8rem;
  margin-bottom: 1.2rem;
}

.menu-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.menu-table tr {
  border-bottom: 1px solid var(--color-border);
}

.menu-table td {
  padding: 0.55rem 0;
  color: var(--color-text);
}

.menu-table td:last-child {
  text-align: right;
  white-space: nowrap;
  font-family: var(--font-sans);
  font-weight: 300;
  letter-spacing: 0.05em;
}

.menu-note {
  max-width: 900px;
  margin: 2.5rem auto 0;
  padding: 0 3rem;
  font-size: 0.72rem;
  color: var(--color-text-light);
  text-align: center;
}

.menu-coupon {
  text-align: center;
  margin: 2.5rem auto;
}

.menu-coupon .btn-outline {
  line-height: 1.6;
}

.menu-tabs {
  display: flex;
  justify-content: center;
  gap: 0;
  max-width: 600px;
  margin: 2rem auto 0;
}

.menu-tab {
  flex: 1;
  background: none;
  border: 1px solid var(--color-border);
  padding: 0.8rem 1.5rem;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  color: var(--color-text-light);
  transition: all 0.3s;
}

.menu-tab.active {
  background: var(--color-text);
  color: #fff;
  border-color: var(--color-text);
}

.menu-tab:hover:not(.active) {
  border-color: var(--color-text);
  color: var(--color-text);
}

/* =============================================
   STAFF
   ============================================= */

.staff {
  padding: 6rem 0;
  background: var(--color-bg-light);
}

.staff .section-title {
  max-width: 1200px;
  margin: 0 auto 3rem;
  padding: 0 3rem;
}

.staff-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 3rem;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}

.staff-card img {
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: top;
  transition: opacity 0.3s;
}

.staff-card:hover img {
  opacity: 0.88;
}

/* =============================================
   BEAUTY x LIFE
   ============================================= */

.beauty-life {
  padding: 6rem 0;
  background: var(--color-bg);
}

.beauty-life .section-title {
  max-width: 1100px;
  margin: 0 auto 3rem;
  padding: 0 3rem;
}

.times {
  display: inline-block;
  margin: 0 0.2em;
}

.beauty-life-grid {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.beauty-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.beauty-card-body {
  padding: 1.2rem 0;
}

.beauty-tag {
  font-family: var(--font-jp);
  font-size: 0.78rem;
  font-weight: 400;
  margin-bottom: 0.7rem;
  color: var(--color-text);
}

.beauty-text {
  font-size: 0.75rem;
  line-height: 1.9;
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.beauty-read {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.beauty-read:hover {
  opacity: 0.6;
}

/* =============================================
   FOOTER CTA
   ============================================= */

.footer-cta {
  background: var(--color-bg-sage);
  padding: 5rem 0;
}

.footer-cta-inner {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 3rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.8rem;
}

.footer-logo-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
}

.footer-logo-sub {
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--color-text-light);
}

.footer-logo-main {
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: 2.5rem;
  letter-spacing: 0.4em;
  color: var(--color-text);
}

.footer-cta-text {
  font-family: var(--font-jp);
  font-size: 0.82rem;
  letter-spacing: 0.15em;
  color: var(--color-text-light);
}

.footer-cta-links {
  display: flex;
  gap: 1rem;
}

/* =============================================
   FOOTER
   ============================================= */

.site-footer {
  background: var(--color-bg-light);
  padding: 3.5rem 0;
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 3rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.footer-desc {
  font-size: 0.72rem;
  line-height: 2;
  color: var(--color-text-light);
}

.footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.2rem;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
}

.footer-links a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-copy {
  font-size: 0.65rem;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 900px) {
  .concept-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .concept-img-top {
    width: 100%;
  }

  .salon-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .instagram-inner {
    grid-template-columns: 1fr;
  }

  .instagram-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .menu-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .staff-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .beauty-life-grid {
    grid-template-columns: 1fr;
  }

  .footer-cta-links {
    flex-direction: column;
  }

  /* Hero responsive */
  .hero-slides { left: 16vw; right: 3rem; top: 12vh; bottom: 3vh; }
  .hero-inner { gap: 5vw; padding-left: 3vw; }
  .txt-fuchi .letter { font-size: clamp(4rem, 14vw, 7rem); }
  .hero-copy-sub { display: none; }
}

@media (max-width: 600px) {
  .concept-inner,
  .salon .section-title,
  .salon-grid,
  .instagram-inner,
  .menu-inner,
  .menu-note,
  .staff .section-title,
  .staff-grid,
  .beauty-life .section-title,
  .beauty-life-grid,
  .footer-inner {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .instagram-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(4, 120px);
  }

  .staff-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .menu-tabs {
    flex-direction: column;
  }

  /* Hero responsive */
  .hero-slides { left: 10vw; right: 1.5rem; top: 16vh; bottom: 3vh; }
  .hero-inner { padding-left: 2.5vw; }
  .txt-fuchi .letter { font-size: clamp(3.5rem, 17vw, 6rem); }
  .hero-scroll { right: 1.2rem; bottom: 1.5rem; }
}