/* ========================================
   KOKORO SEITAI - Pattern E
   "Architectural Contrast"
   Inspired by high-end architecture firms,
   Bottega Veneta, Zara editorial, Rick Owens
   ======================================== */

/* Reset & Base */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Helvetica Neue", "Helvetica", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.8;
  color: #333;
  background: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

/* Container */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ----------------------------------------
   Header
   ---------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: #fff;
  border-bottom: 1px solid #e0e0e0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
}

.header-logo {
  height: 60px;
  width: auto;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 40px;
  align-items: center;
}

.nav-list a {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #333;
  transition: color 0.3s;
}

.nav-list a:hover {
  color: #111;
}

.nav-cta {
  background: #111 !important;
  color: #fff !important;
  padding: 10px 28px !important;
  font-size: 10px !important;
  letter-spacing: 0.2em !important;
  text-transform: uppercase;
  transition: background 0.3s !important;
}

.nav-cta:hover {
  background: #333 !important;
  color: #fff !important;
}

/* Language Switch (PC: in nav-list) */
.lang-switch {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: #999;
}

.lang-switch a {
  color: #999;
  transition: color 0.3s;
}

.lang-switch a:hover {
  color: #111;
}

.lang-current {
  color: #111;
  font-weight: 600;
}

/* Language Button (mobile only) */
.header-lang-btn {
  display: none;
}

/* Header Access Button (mobile only) */
.header-access-btn {
  display: none;
}

/* Hamburger */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 26px;
  height: 18px;
  position: relative;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 1px;
  background: #111;
  position: absolute;
  left: 0;
  transition: all 0.3s;
}

.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 8px; }
.hamburger span:nth-child(3) { top: 16px; }

.hamburger.active span:nth-child(1) {
  top: 8px;
  transform: rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  top: 8px;
  transform: rotate(-45deg);
}

/* ----------------------------------------
   Hero
   Full viewport. Dark. Commanding.
   ---------------------------------------- */
.hero {
  position: relative;
  margin-top: 72px;
  height: calc(100vh - 72px);
  min-height: 500px;
  overflow: hidden;
}

.hero-image-wrap {
  position: absolute;
  inset: 0;
  background: #111;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-content {
  text-align: center;
  color: #fff;
  padding: 80px 72px;
  max-width: 800px;
  background: rgba(0, 0, 0, 0.45);
}

.hero-content h1 {
  font-size: 52px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 32px;
  line-height: 1.2;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.hero-sub {
  font-size: 14px;
  font-weight: 400;
  line-height: 2.2;
  margin-bottom: 48px;
  letter-spacing: 0.06em;
  color: #fff;
}

/* Accent line below hero title */
.hero-content h1::after {
  content: "";
  display: block;
  width: 60px;
  height: 1px;
  background: rgba(255, 255, 255, 0.6);
  margin: 28px auto 0;
}

/* ----------------------------------------
   Buttons
   Thin, precise, architectural
   ---------------------------------------- */
.btn {
  display: inline-block;
  background: #000;
  color: #fff;
  padding: 18px 48px;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid #000;
  transition: all 0.3s;
  cursor: pointer;
  -webkit-text-stroke: 0.5px #fff;
}

.btn:hover {
  background: #333;
  border-color: #333;
}

.btn-outline {
  background: transparent;
  color: #000;
  border: 2px solid #000;
  font-weight: 900;
  -webkit-text-stroke: 0.5px #000;
}

.btn-outline:hover {
  background: #000;
  color: #fff;
  -webkit-text-stroke: 0.5px #fff;
}

/* In hero context, buttons are white */
.hero-content .btn {
  background: #fff;
  color: #000;
  border: 2px solid #000;
  font-weight: 900;
  font-size: 16px;
  -webkit-text-stroke: 0.5px #000;
}

.hero-content .btn:hover {
  background: transparent;
  color: #fff;
  border-color: #fff;
}

/* ----------------------------------------
   Sections
   Generous negative space. Breathe.
   ---------------------------------------- */
.section {
  padding: 120px 0;
}

.section-alt {
  background: #f7f7f7;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 40px,
    rgba(0, 0, 0, 0.018) 40px,
    rgba(0, 0, 0, 0.018) 41px
  );
}

.section h2 {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 56px;
  text-align: center;
  color: #111;
  position: relative;
  display: inline-block;
  width: 100%;
}

/* Decorative lines flanking section headings */
.section h2::before,
.section h2::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 48px;
  height: 1px;
  background: #ccc;
}

.section h2::before {
  right: calc(50% + 100px);
}

.section h2::after {
  left: calc(50% + 100px);
}

/* ----------------------------------------
   About
   ---------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text h2 {
  text-align: left;
  margin-bottom: 40px;
}

.about-text h2::before,
.about-text h2::after {
  display: none;
}

.about-text p {
  margin-bottom: 24px;
  font-size: 14px;
  line-height: 2.1;
  color: #333;
}

.about-company {
  font-size: 12px !important;
  color: #666 !important;
  letter-spacing: 0.02em;
  margin-top: 16px;
}

/* ----------------------------------------
   Images
   Sharp edges, no radius, ever.
   ---------------------------------------- */
.about-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* Diagonal decorative line behind about image */
.about-image {
  position: relative;
}

.about-image::after {
  content: "";
  position: absolute;
  bottom: -12px;
  right: -12px;
  width: 100%;
  height: 100%;
  border: 1px solid #ddd;
  z-index: -1;
}

.service-img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.footer-logo {
  height: 36px;
  width: auto;
  object-fit: contain;
  margin-bottom: 20px;
}

/* ----------------------------------------
   Services
   No borders, no backgrounds. Pure form.
   ---------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.service-card {
  background: transparent;
  border: none;
  overflow: hidden;
  position: relative;
}

/* Accent line at top of service card on hover */
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #111;
  transition: width 0.4s ease;
  z-index: 1;
}

.service-card:hover::before {
  width: 100%;
}

.service-card-body {
  padding: 28px 0 0;
}

.service-card h3 {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
  color: #111;
}

.service-card p {
  font-size: 13px;
  line-height: 2;
  color: #444;
}

/* ----------------------------------------
   Pricing & Hours Tables
   Minimal. Thin lines. No fills.
   ---------------------------------------- */
.table-wrap {
  overflow-x: auto;
  max-width: 720px;
  margin: 0 auto;
  border-left: 3px solid #111;
  padding-left: 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

thead th {
  background: transparent;
  color: #111;
  padding: 16px 20px;
  text-align: left;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-bottom: 2px solid #111;
}

tbody td {
  padding: 18px 20px;
  border-bottom: 1px solid #ddd;
  color: #333;
  font-size: 14px;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:nth-child(even) {
  background: transparent;
}

.price-note {
  margin-top: 24px;
  font-size: 12px;
  color: #666;
  text-align: center;
  letter-spacing: 0.02em;
}

/* ----------------------------------------
   Access
   ---------------------------------------- */
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.access-map iframe {
  width: 100%;
  height: 380px;
  border: 0;
  filter: none;
}

.access-address {
  font-size: 18px;
  font-weight: 200;
  line-height: 1.9;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
  color: #111;
}

.access-station {
  font-size: 13px;
  color: #555;
  letter-spacing: 0.04em;
}

/* ----------------------------------------
   Contact
   ---------------------------------------- */
.contact-content {
  text-align: center;
}

.contact-content p {
  font-size: 14px;
  margin-bottom: 48px;
  color: #444;
  line-height: 2;
}

.contact-methods {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ----------------------------------------
   Footer
   Gallery-like. Minimal. Dark.
   ---------------------------------------- */
.footer {
  background: #111;
  color: #aaa;
  padding: 80px 0 40px;
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: 0.02em;
  position: relative;
}

/* Diagonal stripe accent at top of footer */
.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: repeating-linear-gradient(
    -45deg,
    #222,
    #222 4px,
    #111 4px,
    #111 8px
  );
}

.footer a {
  color: #aaa;
  text-decoration: none;
  transition: color 0.3s;
}

.footer a:hover {
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-name {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.footer-contact p,
.footer-company p {
  margin-bottom: 8px;
}

.footer-disclaimer {
  border-top: 1px solid #222;
  padding-top: 32px;
  margin-bottom: 32px;
}

.footer-disclaimer p {
  font-size: 11px;
  line-height: 2;
  color: #999;
}

.footer-copy {
  text-align: center;
  color: #777;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ----------------------------------------
   Sticky Footer Bar (Hidden on Desktop)
   ---------------------------------------- */
.sticky-footer {
  display: none;
}

/* ----------------------------------------
   Back to Top (Hidden on Desktop)
   ---------------------------------------- */
.back-to-top {
  display: none;
}

/* ========================================
   Responsive - Mobile (max-width: 768px)
   ======================================== */
@media (max-width: 768px) {

  /* Container */
  .container {
    padding: 0 24px;
  }

  /* Header */
  .header-inner {
    height: 64px;
  }

  .header-logo {
    height: 56px;
  }

  .nav-list {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    width: 100%;
    background: #fff;
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid #e0e0e0;
  }

  .nav-list.active {
    display: flex;
  }

  .nav-list li {
    border-top: 1px solid #f0f0f0;
  }

  .nav-list a {
    display: block;
    padding: 18px 24px;
    font-size: 11px;
    letter-spacing: 0.2em;
    color: #333;
  }

  .nav-cta {
    text-align: center;
    margin: 16px 24px;
    padding: 14px 24px !important;
  }

  .hamburger {
    display: block;
  }

  /* Nav flex for mobile */
  .nav {
    display: flex;
    align-items: center;
  }

  /* Language Switch: hide from nav-list on mobile */
  .lang-switch {
    display: none !important;
  }

  /* Language Button (mobile) */
  .header-lang-btn {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: #333;
    margin-right: 12px;
    padding: 6px 10px;
    border: 1px solid #ccc;
  }

  /* Header Access Button */
  .header-access-btn {
    display: inline-block;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #fff;
    background: #2e7d32;
    margin-right: 16px;
    padding: 8px 16px;
    border: none;
  }

  /* Hero */
  .hero {
    margin-top: 64px;
    height: 75vh;
    min-height: 420px;
  }

  .hero-content {
    padding: 64px 32px;
    max-width: 100%;
  }

  .hero-content h1 {
    font-size: 36px;
    font-weight: 700;
    letter-spacing: 0.2em;
    margin-bottom: 24px;
  }

  .hero-sub {
    font-size: 13px;
    line-height: 2;
    margin-bottom: 36px;
  }

  /* Buttons */
  .btn {
    padding: 13px 36px;
    font-size: 10px;
  }

  /* Sections */
  .section {
    padding: 72px 0;
  }

  .section h2 {
    font-size: 12px;
    letter-spacing: 0.2em;
    margin-bottom: 36px;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .about-text h2 {
    text-align: center;
  }

  .about-text p {
    font-size: 13px;
    line-height: 2;
  }

  /* Services */
  .services-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .service-card-body {
    padding: 20px 0 0;
  }

  /* Tables */
  table {
    font-size: 13px;
  }

  thead th {
    padding: 12px 16px;
    font-size: 10px;
  }

  tbody td {
    padding: 14px 16px;
    font-size: 13px;
  }

  /* Access */
  .access-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .access-map iframe {
    height: 260px;
  }

  .access-address {
    font-size: 16px;
  }

  /* Contact */
  .contact-methods {
    flex-direction: column;
    gap: 12px;
    align-items: center;
  }

  .contact-methods .btn {
    width: 100%;
    max-width: 320px;
    text-align: center;
  }

  /* Footer */
  .footer {
    padding: 56px 0 88px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 40px;
  }

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

  .footer-logo {
    margin: 0 auto 16px;
  }

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

  /* Sticky Footer Bar */
  .sticky-footer {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    background: #2e7d32;
    padding: 0;
  }

  .sticky-footer-btn {
    display: block;
    text-align: center;
    background: #2e7d32;
    color: #fff;
    font-size: 15px;
    font-weight: 900;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    padding: 16px;
    transition: background 0.3s;
  }

  .sticky-footer-btn:hover {
    background: #256b29;
  }

  /* Back to Top */
  .back-to-top {
    display: none;
    position: fixed;
    bottom: 68px;
    right: 16px;
    z-index: 998;
    width: 40px;
    height: 40px;
    background: #2e7d32;
    color: #fff;
    text-align: center;
    line-height: 40px;
    font-size: 13px;
    text-decoration: none;
    transition: background 0.3s;
  }

  .back-to-top.visible {
    display: block;
  }

  .back-to-top:hover {
    background: #256b29;
  }
}