/* ═══════════════════════════════════════════════════════════
   SOHO NAKAMURA — Enshu-ryu Tea Master
   Luxury Landing Page Stylesheet
   ═══════════════════════════════════════════════════════════ */

/* ─── TOKENS ─────────────────────────────────────────────── */
:root {
  --black:        #0a0a0a;
  --black-soft:   #111111;
  --dark-green:   #1a2a1e;
  --deep-green:   #1e2f22;
  --white:        #fafaf8;
  --cream:        #f5f2ec;
  --gold:         #c8a96e;
  --gold-light:   #dfc28a;
  --gold-dark:    #a8874d;
  --text-dark:    #1c1c1c;
  --text-muted:   #6b6b6b;
  --text-light:   #e8e4dd;

  --font-serif:   'Cormorant Garamond', Georgia, serif;
  --font-sans:    'Jost', system-ui, sans-serif;

  --gap:          clamp(1.5rem, 4vw, 3rem);
  --radius:       2px;
  --trans:        0.5s ease;
}

/* ─── RESET & BASE ───────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

ul {
  list-style: none;
}

/* ─── UTILITY ────────────────────────────────────────────── */
.container {
  width: min(90%, 1200px);
  margin-inline: auto;
}

.narrow {
  max-width: 780px;
}

.text-center {
  text-align: center;
}

/* ─── FADE-IN ANIMATION ──────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── SECTION SCAFFOLDING ────────────────────────────────── */
.section {
  padding-block: clamp(4rem, 10vw, 8rem);
}

.section-light  { background: var(--white); }
.section-cream  { background: var(--cream); }
.section-dark   { background: var(--black-soft); color: var(--text-light); }

/* ─── TYPOGRAPHY ─────────────────────────────────────────── */
.section-label {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.section-label-light {
  color: var(--gold-light);
}

.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--text-dark);
  margin-bottom: 1.5rem;
}

.section-heading-light {
  color: var(--white);
}

.divider-gold {
  width: 48px;
  height: 1px;
  background: var(--gold);
  margin-bottom: 2.5rem;
}

.text-center .divider-gold {
  margin-inline: auto;
}

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 1rem 2.4rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--trans), color var(--trans), border-color var(--trans);
}

.btn-gold {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}

.btn-gold:hover {
  background: transparent;
  color: var(--gold);
  border-color: var(--gold);
}

.btn-wide {
  width: 100%;
  max-width: 340px;
}

/* ─── NAVBAR ─────────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 900;
  padding-block: 1.4rem;
  transition: background var(--trans), padding var(--trans), backdrop-filter var(--trans);
}

#navbar.scrolled {
  background: rgba(10, 10, 10, 0.88);
  backdrop-filter: blur(12px);
  padding-block: 0.9rem;
}

.nav-inner {
  width: min(92%, 1200px);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--gold);
  letter-spacing: 0.06em;
}

.nav-links {
  display: flex;
  gap: 2.2rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white);
  opacity: 0.85;
  transition: opacity var(--trans), color var(--trans);
}

.nav-links a:hover {
  opacity: 1;
  color: var(--gold-light);
}

.nav-cta {
  border: 1px solid var(--gold);
  padding: 0.45rem 1.2rem;
  color: var(--gold) !important;
  opacity: 1 !important;
}

.nav-cta:hover {
  background: var(--gold);
  color: var(--black) !important;
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-burger span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--white);
  transition: transform var(--trans);
}

/* ─── MOBILE DRAWER ──────────────────────────────────────── */
.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--black);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.77, 0, 0.18, 1);
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer ul {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.mobile-drawer a {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--white);
  letter-spacing: 0.04em;
  transition: color 0.3s;
}

.mobile-drawer a:hover {
  color: var(--gold);
}

.drawer-close {
  position: absolute;
  top: 1.6rem;
  right: 1.8rem;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.4rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.3s;
}

.drawer-close:hover {
  opacity: 1;
  color: var(--gold);
}

/* ─── HERO ───────────────────────────────────────────────── */
.hero {
  position: relative;
  height: 100svh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  transform: scale(1.04);
  transition: transform 8s ease;
}

.hero.loaded .hero-bg {
  transform: scale(1);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(5, 5, 5, 0.55) 0%,
    rgba(5, 5, 5, 0.45) 50%,
    rgba(5, 5, 5, 0.70) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-inline: 1.5rem;
  max-width: 860px;
}

.hero-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 1.4rem;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 400;
  line-height: 1.12;
  color: var(--white);
  margin-bottom: 1.2rem;
  letter-spacing: 0.01em;
}

.hero-sub {
  font-family: var(--font-sans);
  font-size: clamp(0.8rem, 1.4vw, 1rem);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(250, 250, 248, 0.7);
  margin-bottom: 2.6rem;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.hero-scroll span {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  margin-inline: auto;
  animation: scrollPulse 2.4s ease infinite;
}

@keyframes scrollPulse {
  0%   { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50%  { opacity: 1; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: top; }
}

/* ─── EXPERIENCE SECTION ─────────────────────────────────── */
.experience-body {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.experience-body p {
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  color: var(--text-muted);
  line-height: 1.9;
}

.experience-body em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--text-dark);
  font-size: 1.05em;
}

/* ─── SERVICE CARDS ──────────────────────────────────────── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2px;
}

.card {
  background: var(--white);
  padding: 2.4rem 2rem;
  border: 1px solid rgba(200, 169, 110, 0.15);
  transition: border-color var(--trans), transform var(--trans);
}

.card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
}

.card-icon {
  color: var(--gold);
  font-size: 1.2rem;
  margin-bottom: 1.2rem;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 0.8rem;
}

.card-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.85;
}

/* ─── FLOW STEPS ─────────────────────────────────────────── */
.flow-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-bottom: 3.5rem;
  position: relative;
}

.flow-step {
  flex: 1;
  text-align: center;
  padding: 0 1rem;
}

.flow-icon {
  width: 56px;
  height: 56px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: var(--gold);
  font-size: 1.1rem;
  background: var(--cream);
}

.flow-num {
  font-family: var(--font-serif);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.flow-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 0.6rem;
}

.flow-text {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.flow-arrow {
  color: var(--gold);
  opacity: 0.4;
  font-size: 0.8rem;
  padding-top: 1.6rem;
  flex-shrink: 0;
}

/* ─── SERVICE DETAILS BAR ────────────────────────────────── */
.service-details {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  background: var(--white);
  border: 1px solid rgba(200, 169, 110, 0.2);
  padding: 1.4rem 2rem;
  margin-bottom: 2rem;
}

.service-detail-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 0.4rem 1.4rem;
}

.service-detail-item i {
  color: var(--gold);
  font-size: 0.85rem;
}

.service-detail-divider {
  width: 1px;
  height: 20px;
  background: rgba(200, 169, 110, 0.25);
}

.service-note {
  text-align: center;
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  font-style: italic;
  color: var(--text-dark);
  letter-spacing: 0.02em;
}

/* ─── RESPONSIVE FLOW ────────────────────────────────────── */
@media (max-width: 780px) {
  .flow-steps {
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
  }

  .flow-step {
    width: 100%;
    max-width: 360px;
  }

  .flow-arrow {
    transform: rotate(90deg);
    padding-top: 0;
  }

  .service-detail-divider {
    display: none;
  }

  .service-details {
    gap: 0.8rem;
  }
}

/* ─── ENSHU-RYU ──────────────────────────────────────────── */
.enshu-body {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  margin-bottom: 3rem;
}

.enshu-body p {
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  color: rgba(232, 228, 221, 0.8);
  line-height: 1.9;
}

.enshu-body em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--gold-light);
  font-size: 1.05em;
}

.enshu-kanji {
  font-family: var(--font-serif);
  font-size: clamp(3.5rem, 8vw, 6rem);
  color: var(--gold);
  letter-spacing: 0.15em;
  opacity: 0.75;
  margin-bottom: 0.5rem;
}

.enshu-kanji-caption {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(200, 169, 110, 0.6);
}

/* ─── GALLERY INTRO ─────────────────────────────────────── */
.gallery-intro {
  font-size: clamp(0.9rem, 1.4vw, 1rem);
  color: var(--text-muted);
  margin-bottom: 2rem;
  letter-spacing: 0.02em;
}

/* ─── TAGS INTRO ─────────────────────────────────────────── */
.tags-intro {
  font-size: clamp(0.9rem, 1.4vw, 1rem);
  color: var(--text-muted);
  margin-bottom: 2rem;
  letter-spacing: 0.02em;
}

/* ─── GALLERY ────────────────────────────────────────────── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--black-soft);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease, filter 0.5s ease;
  filter: brightness(0.88) saturate(0.9);
}

.gallery-item:hover img {
  transform: scale(1.06);
  filter: brightness(1) saturate(1);
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2.5rem 1rem 0.9rem;
  background: linear-gradient(transparent, rgba(5, 5, 5, 0.72));
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(250, 250, 248, 0.82);
  font-family: var(--font-sans);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.4s, transform 0.4s;
}

.gallery-item:hover .gallery-caption {
  opacity: 1;
  transform: translateY(0);
}

/* ─── ABOUT ──────────────────────────────────────────────── */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.portrait-frame {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}

.portrait-frame::before {
  content: '';
  position: absolute;
  inset: -8px;
  border: 1px solid var(--gold);
  z-index: 1;
  transform: translate(12px, 12px);
  pointer-events: none;
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) contrast(1.05);
}

.portrait-name {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--gold);
  text-align: center;
  margin-top: 1.4rem;
  letter-spacing: 0.1em;
}

.portrait-sub {
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.3rem;
}

.about-bio p {
  font-size: clamp(0.95rem, 1.4vw, 1.05rem);
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 1.3rem;
}

.about-bio strong {
  color: var(--text-dark);
  font-weight: 500;
}

.about-credentials {
  display: flex;
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(200, 169, 110, 0.2);
}

.credential-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--gold);
  line-height: 1;
}

.credential-label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

/* ─── IDEAL FOR ──────────────────────────────────────────── */
.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1rem;
}

.tag {
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dark);
  border: 1px solid rgba(200, 169, 110, 0.5);
  padding: 0.65rem 1.4rem;
  transition: background var(--trans), color var(--trans), border-color var(--trans);
  cursor: default;
}

.tag:hover {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}

/* ─── CONTACT SECTION ────────────────────────────────────── */
.contact-price {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  color: var(--white);
  margin-bottom: 2.5rem;
}

.contact-price strong {
  color: var(--gold);
  font-weight: 400;
}

.contact-price span {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: rgba(232, 228, 221, 0.5);
  margin-top: 0.3rem;
}

/* ─── FORM ───────────────────────────────────────────────── */
.contact-form {
  text-align: left;
  margin-bottom: 3rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full {
  grid-column: 1 / -1;
  margin-bottom: 1rem;
}

.form-group label {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(232, 228, 221, 0.6);
}

.form-group input,
.form-group textarea {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(200, 169, 110, 0.25);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 300;
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color var(--trans);
  width: 100%;
  resize: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(232, 228, 221, 0.25);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold);
}

.contact-form .btn-wide {
  display: block;
  margin-inline: auto;
  margin-top: 1.4rem;
  text-align: center;
  border: none;
  font-family: var(--font-sans);
  font-size: 0.74rem;
}

.form-success {
  display: none;
  text-align: center;
  margin-top: 1.2rem;
  color: var(--gold-light);
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-style: italic;
}

.form-success.show {
  display: block;
}

/* ─── SOCIAL ─────────────────────────────────────────────── */
.contact-social {
  margin-top: 3rem;
}

.contact-social p {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(232, 228, 221, 0.4);
  margin-bottom: 0.8rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--gold-light);
  font-size: 0.88rem;
  letter-spacing: 0.1em;
  transition: color var(--trans);
}

.social-link:hover {
  color: var(--white);
}

.social-link i {
  font-size: 1.2rem;
}

/* ─── FOOTER ─────────────────────────────────────────────── */
.footer {
  background: var(--black);
  padding-block: 2rem;
  border-top: 1px solid rgba(200, 169, 110, 0.12);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--gold);
  opacity: 0.7;
  transition: opacity var(--trans);
}

.footer-logo:hover { opacity: 1; }

.footer-copy {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.28);
  text-transform: uppercase;
}

.footer-nav {
  display: flex;
  gap: 1.8rem;
}

.footer-nav a {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
  transition: color var(--trans);
}

.footer-nav a:hover {
  color: var(--gold-light);
}

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-item:last-child {
    display: none;
  }

  .about-layout {
    grid-template-columns: 1fr;
  }

  .about-portrait {
    max-width: 280px;
    margin-inline: auto;
  }
}

@media (max-width: 680px) {
  .nav-links {
    display: none;
  }

  .nav-burger {
    display: flex;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .about-credentials {
    gap: 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-nav {
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .cards-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item:last-child {
    display: block;
  }

  .gallery-item {
    aspect-ratio: 4/3;
  }

  .hero-headline {
    font-size: 2.4rem;
  }
}

/* ─── SELECTION ──────────────────────────────────────────── */
::selection {
  background: var(--gold);
  color: var(--black);
}

/* ─── SCROLLBAR ──────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: var(--black);
}

::-webkit-scrollbar-thumb {
  background: var(--gold-dark);
}