/* =========================================================
   WALL REVIVE - Common Styles
   ========================================================= */

/* ----- Design Tokens ----- */
:root {
  --navy-900: #061327;
  --navy-800: #0a2540;
  --navy-700: #103862;
  --blue-600: #1a5cb8;
  --blue-500: #2a78d4;
  --sky-400: #6ec1e4;
  --sky-200: #b9dff1;
  --sky-100: #e6f3fb;
  --sky-50:  #f3f9fd;

  --gold-700: #9c7a2c;
  --gold-600: #c9a14b;
  --gold-500: #d9b566;
  --gold-300: #ecd9a4;

  --white: #ffffff;
  --off-white: #f7fafd;
  --line-soft: #dfe8f1;

  --text-900: #0c1b30;
  --text-700: #2e3e57;
  --text-500: #5a6b85;
  --text-400: #8294af;

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 4px 14px rgba(8, 32, 70, 0.06);
  --shadow-md: 0 18px 40px -16px rgba(8, 32, 70, 0.16);
  --shadow-lg: 0 38px 80px -30px rgba(8, 32, 70, 0.28);

  --ease: cubic-bezier(.2,.7,.2,1);
  --container: 1180px;

  --font-serif: "Noto Serif JP", "Cormorant Garamond", "Yu Mincho", "游明朝", serif;
  --font-sans:  "Noto Sans JP", "Hiragino Sans", "Yu Gothic", "メイリオ", sans-serif;
  --font-en:    "Cormorant Garamond", "Times New Roman", serif;
}

/* ----- Reset ----- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--text-900);
  line-height: 1.8;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: opacity .25s var(--ease), color .25s var(--ease); }
a:hover { opacity: .82; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul, ol { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4, h5, h6, p, figure { margin: 0; }
.container { width: min(92%, var(--container)); margin: 0 auto; }

/* ----- Typography Helpers ----- */
.font-serif { font-family: var(--font-serif); font-weight: 500; letter-spacing: .04em; }
.font-en    { font-family: var(--font-en); font-style: italic; letter-spacing: .12em; }
.eyebrow {
  font-family: var(--font-en);
  font-style: italic;
  letter-spacing: .28em;
  font-size: 13px;
  color: var(--gold-600);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: .9rem;
}
.eyebrow::before, .eyebrow::after {
  content: ""; width: 28px; height: 1px; background: var(--gold-600); display: inline-block;
}
.eyebrow.left::after { display: none; }
.eyebrow.right::before { display: none; }

.section-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(26px, 3.6vw, 44px);
  line-height: 1.4;
  letter-spacing: .04em;
  color: var(--navy-800);
  margin-top: 14px;
}
.section-title .accent { color: var(--blue-600); }
.section-title .gold { color: var(--gold-600); }
.section-lead {
  margin-top: 18px;
  color: var(--text-700);
  font-size: 15.5px;
  line-height: 2;
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .65em;
  padding: 18px 38px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: .08em;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), color .35s var(--ease);
  position: relative;
  white-space: nowrap;
}
.btn .icon { width: 18px; height: 18px; flex: 0 0 auto; }
.btn--gold {
  background: linear-gradient(135deg, var(--gold-500) 0%, var(--gold-600) 55%, var(--gold-700) 100%);
  color: var(--white);
  box-shadow: 0 14px 30px -10px rgba(156, 122, 44, .55);
}
.btn--gold:hover { transform: translateY(-2px); box-shadow: 0 22px 40px -14px rgba(156, 122, 44, .7); opacity: 1; }
.btn--line {
  background: #06c755;
  color: var(--white);
  box-shadow: 0 14px 30px -12px rgba(6, 199, 85, .55);
}
.btn--line:hover { transform: translateY(-2px); opacity: 1; }
.btn--phone {
  background: var(--white);
  color: var(--navy-800);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-sm);
}
.btn--phone:hover { transform: translateY(-2px); opacity: 1; border-color: var(--gold-500); }
.btn--ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,.4);
}
.btn--ghost:hover { background: rgba(255,255,255,.08); opacity: 1; }
.btn--outline {
  background: transparent;
  color: var(--navy-800);
  border: 1px solid var(--navy-800);
}
.btn--outline:hover { background: var(--navy-800); color: var(--white); opacity: 1; }

/* ----- Header ----- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 80;
  background: rgba(255,255,255,.94);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid rgba(15, 35, 70, .06);
  transition: background .3s var(--ease), box-shadow .3s var(--ease), padding .3s var(--ease);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 84px;
}
.site-logo { display: inline-flex; align-items: center; gap: 12px; }
.site-logo img { width: 44px; height: 44px; object-fit: contain; }
.site-logo__text { display: flex; flex-direction: column; line-height: 1; }
.site-logo__name { font-family: var(--font-serif); font-weight: 600; font-size: 18px; letter-spacing: .14em; color: var(--navy-800); }
.site-logo__sub  { font-family: var(--font-en); font-style: italic; font-size: 10.5px; letter-spacing: .28em; color: var(--gold-600); margin-top: 6px; }

.site-nav { display: flex; align-items: center; gap: 36px; }
.site-nav__list { display: flex; align-items: center; gap: 28px; }
.site-nav__link {
  position: relative;
  font-size: 13.5px; letter-spacing: .12em; font-weight: 600; color: var(--navy-800);
}
.site-nav__link::after {
  content: ""; position: absolute; left: 50%; bottom: -6px; width: 0; height: 2px; background: var(--gold-600);
  transition: width .35s var(--ease), left .35s var(--ease);
}
.site-nav__link:hover { opacity: 1; }
.site-nav__link:hover::after, .site-nav__link.is-active::after { width: 26px; left: calc(50% - 13px); }
.site-nav__cta { display: flex; gap: 10px; align-items: center; }
.site-nav__cta .btn { padding: 12px 22px; font-size: 13px; }

.hamburger {
  display: none;
  position: relative; width: 34px; height: 34px; align-items: center; justify-content: center;
  z-index: 90;
}
.hamburger span {
  position: absolute; left: 4px; right: 4px; height: 2px; background: var(--navy-800);
  transition: transform .3s var(--ease), top .3s var(--ease), opacity .25s var(--ease);
}
.hamburger span:nth-child(1) { top: 9px; }
.hamburger span:nth-child(2) { top: 16px; }
.hamburger span:nth-child(3) { top: 23px; }
body.menu-open .hamburger span:nth-child(1) { top: 16px; transform: rotate(45deg); }
body.menu-open .hamburger span:nth-child(2) { opacity: 0; }
body.menu-open .hamburger span:nth-child(3) { top: 16px; transform: rotate(-45deg); }

@media (max-width: 960px) {
  .site-header__inner { height: 70px; }
  .hamburger { display: inline-flex; }
  .site-nav {
    position: fixed; inset: 0; background: linear-gradient(160deg, var(--navy-900), var(--navy-800));
    color: var(--white);
    flex-direction: column; justify-content: center; align-items: center;
    gap: 28px;
    opacity: 0; pointer-events: none; transition: opacity .35s var(--ease);
  }
  body.menu-open .site-nav { opacity: 1; pointer-events: auto; }
  body.menu-open { overflow: hidden; }
  .site-nav__list { flex-direction: column; gap: 22px; }
  .site-nav__link { color: var(--white); font-size: 15px; letter-spacing: .2em; }
  .site-nav__link::after { background: var(--gold-500); }
  .site-nav__cta { flex-direction: column; }
}

main { padding-top: 84px; }
@media (max-width: 960px) { main { padding-top: 70px; } }

/* ----- Page Hero (sub pages) ----- */
.page-hero {
  position: relative;
  padding: 110px 0 90px;
  background:
    radial-gradient(900px 600px at 80% -10%, rgba(110,193,228,.22), transparent 60%),
    linear-gradient(150deg, var(--navy-900) 0%, var(--navy-800) 55%, var(--navy-700) 100%);
  color: var(--white);
  overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-600), transparent);
  opacity: .6;
}
.page-hero__star {
  position: absolute; top: 36px; right: 8%; width: 64px; height: 64px; opacity: .8;
}
.page-hero__inner { position: relative; z-index: 2; text-align: center; }
.page-hero__en {
  font-family: var(--font-en); font-style: italic; letter-spacing: .34em;
  font-size: 13px; color: var(--gold-500);
}
.page-hero__title {
  font-family: var(--font-serif); font-weight: 600;
  font-size: clamp(28px, 4vw, 48px); letter-spacing: .08em; line-height: 1.4;
  margin-top: 18px;
}
.page-hero__lead { margin-top: 16px; opacity: .85; font-size: 15px; }
.crumbs {
  display: inline-flex; gap: 12px; align-items: center; margin-top: 26px;
  font-size: 12px; letter-spacing: .14em; color: rgba(255,255,255,.7);
}
.crumbs a:hover { color: var(--gold-500); opacity: 1; }
.crumbs .sep { opacity: .4; }

/* ----- Fixed CTA Banner (mobile) ----- */
.cta-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 70;
  background: linear-gradient(180deg, rgba(6,19,39,.0), rgba(6,19,39,.94) 32%);
  padding: 18px 14px 16px;
  display: none;
}
.cta-bar__inner { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; max-width: 540px; margin: 0 auto; }
.cta-bar__btn {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: var(--white); color: var(--navy-800); padding: 10px 6px;
  border-radius: 12px; font-size: 12px; letter-spacing: .04em; font-weight: 700;
  box-shadow: 0 6px 16px rgba(0,0,0,.18);
  gap: 4px;
}
.cta-bar__btn .icon { width: 22px; height: 22px; }
.cta-bar__btn--line { background: #06c755; color: var(--white); }
.cta-bar__btn--phone { background: var(--gold-600); color: var(--white); }
@media (max-width: 760px) { .cta-bar { display: block; } main { padding-bottom: 96px; } }

/* ----- Floating Contact Block (desktop side) ----- */
.float-contact {
  position: fixed; right: 18px; bottom: 18px; z-index: 60;
  display: flex; flex-direction: column; gap: 10px;
}
.float-contact a {
  width: 60px; height: 60px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--white); color: var(--navy-800);
  box-shadow: var(--shadow-md);
  transition: transform .3s var(--ease);
}
.float-contact a:hover { transform: translateY(-3px); opacity: 1; }
.float-contact a.line { background: #06c755; color: var(--white); }
.float-contact a.tel  { background: var(--gold-600); color: var(--white); }
.float-contact a .icon { width: 26px; height: 26px; }
@media (max-width: 760px) { .float-contact { display: none; } }

/* ----- Footer ----- */
.site-footer {
  background: linear-gradient(160deg, var(--navy-900), var(--navy-800));
  color: rgba(255,255,255,.78);
  padding: 80px 0 30px;
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-600), transparent);
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 50px;
}
.footer-brand .site-logo__name, .footer-brand .site-logo__sub { color: var(--white); }
.footer-brand p { margin-top: 18px; font-size: 13.5px; line-height: 2; color: rgba(255,255,255,.7); }
.footer-col h4 {
  font-family: var(--font-serif); font-size: 14px; letter-spacing: .2em; color: var(--gold-500);
  margin-bottom: 18px;
}
.footer-col ul li { margin-bottom: 12px; font-size: 13.5px; }
.footer-col ul li a { color: rgba(255,255,255,.78); }
.footer-col ul li a:hover { color: var(--gold-500); opacity: 1; }
.footer-bottom {
  margin-top: 60px; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 12px; color: rgba(255,255,255,.5);
  letter-spacing: .12em;
}
.footer-bottom .en { font-family: var(--font-en); font-style: italic; letter-spacing: .24em; }
@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; gap: 10px; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ----- Common CTA Block ----- */
.cta-section {
  position: relative;
  padding: 100px 0;
  background:
    radial-gradient(800px 500px at 20% 20%, rgba(110,193,228,.2), transparent 60%),
    linear-gradient(160deg, var(--navy-900) 0%, var(--navy-800) 60%, var(--navy-700) 100%);
  color: var(--white);
  overflow: hidden;
  text-align: center;
}
.cta-section::before, .cta-section::after {
  content: ""; position: absolute; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-600), transparent);
}
.cta-section::before { top: 0; }
.cta-section::after { bottom: 0; }
.cta-section .eyebrow { color: var(--gold-500); }
.cta-section .eyebrow::before, .cta-section .eyebrow::after { background: var(--gold-500); }
.cta-section h2 {
  font-family: var(--font-serif); font-weight: 600;
  font-size: clamp(24px, 3.4vw, 38px); margin-top: 16px; line-height: 1.5;
}
.cta-section p { max-width: 640px; margin: 20px auto 0; color: rgba(255,255,255,.78); }
.cta-actions {
  display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 44px;
}
.cta-actions .btn { min-width: 240px; }

/* ----- Utility ----- */
.section { padding: 110px 0; position: relative; }
.section--sky { background: var(--sky-50); }
.section--soft { background: var(--off-white); }
.section--white { background: var(--white); }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 60px; }

.fade-in { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .9s var(--ease); }
.fade-in.is-in { opacity: 1; transform: none; }
.fade-in:nth-child(2) { transition-delay: .08s; }
.fade-in:nth-child(3) { transition-delay: .16s; }
.fade-in:nth-child(4) { transition-delay: .24s; }
.fade-in:nth-child(5) { transition-delay: .32s; }
.fade-in:nth-child(6) { transition-delay: .4s; }

/* Decorative dotted bg pattern (subtle) */
.dot-bg {
  background-image:
    radial-gradient(rgba(15, 56, 98, .06) 1px, transparent 1px);
  background-size: 22px 22px;
}

/* Numbered chip */
.num-chip {
  font-family: var(--font-en); font-style: italic;
  font-size: 42px; line-height: 1; color: var(--gold-600);
  letter-spacing: .04em;
}
.num-chip::before { content: "No."; font-size: 14px; margin-right: 4px; vertical-align: 14px; color: var(--gold-700); }

/* =========================================================
   Page Loader
   ========================================================= */
.loader {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  pointer-events: auto;
  transition: opacity .6s var(--ease), visibility 0s linear .6s;
}
.loader__bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(800px 500px at 30% 20%, rgba(110,193,228,.25), transparent 60%),
    radial-gradient(700px 500px at 75% 85%, rgba(217,181,102,.15), transparent 60%),
    linear-gradient(155deg, #06192e 0%, #0a2540 45%, #103862 100%);
}
.loader__bg::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 22% 32%, rgba(255,255,255,.06) 0 1px, transparent 2px),
    radial-gradient(circle at 70% 50%, rgba(255,255,255,.05) 0 1px, transparent 2px),
    radial-gradient(circle at 40% 80%, rgba(255,255,255,.05) 0 1px, transparent 2px);
  background-size: 80px 80px, 110px 110px, 60px 60px;
  opacity: .8;
  animation: drift 24s linear infinite;
}
.loader__inner {
  position: relative;
  display: flex; flex-direction: column; align-items: center;
  gap: 28px;
  text-align: center;
  padding: 0 24px;
}
.loader__mark {
  width: 180px; height: 180px;
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.loader__logo {
  position: relative;
  width: 124px; height: 124px;
  object-fit: contain;
  filter: drop-shadow(0 12px 28px rgba(0,0,0,.45));
  animation: loaderLogoIn 1s var(--ease) both;
  z-index: 2;
}
@keyframes loaderLogoIn {
  from { opacity: 0; transform: scale(.82); }
  to   { opacity: 1; transform: scale(1); }
}

.loader__ring {
  position: absolute; top: 50%; left: 50%;
  border-radius: 50%;
  border: 1px solid rgba(217,181,102,.45);
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.loader__ring--1 {
  width: 150px; height: 150px;
  animation: loaderRingPulse 2.2s var(--ease) infinite;
}
.loader__ring--2 {
  width: 180px; height: 180px;
  border-color: rgba(217,181,102,.25);
  border-style: dashed;
  animation: loaderRingRotate 14s linear infinite;
}
@keyframes loaderRingPulse {
  0%   { opacity: .8; width: 130px; height: 130px; }
  100% { opacity: 0;  width: 200px; height: 200px; }
}
@keyframes loaderRingRotate {
  from { transform: translate(-50%, -50%) rotate(0); }
  to   { transform: translate(-50%, -50%) rotate(360deg); }
}

.loader__sweep {
  position: absolute; top: 50%; left: 50%;
  width: 124px; height: 124px;
  transform: translate(-50%, -50%);
  border-radius: 14px;
  overflow: hidden;
  pointer-events: none;
  z-index: 3;
  mask-image: linear-gradient(transparent, #000 30%, #000 70%, transparent);
  -webkit-mask-image: linear-gradient(transparent, #000 30%, #000 70%, transparent);
}
.loader__sweep::before {
  content: "";
  position: absolute; inset: -40% -40%;
  background: linear-gradient(105deg,
    rgba(255,255,255,0) 35%,
    rgba(255,236,180,.55) 50%,
    rgba(255,255,255,0) 65%);
  animation: loaderSweep 2.2s var(--ease) infinite .4s;
}
@keyframes loaderSweep {
  0%   { transform: translateX(-120%); }
  100% { transform: translateX(120%); }
}

.loader__sparkle {
  position: absolute;
  width: 14px; height: 14px;
  background:
    radial-gradient(circle at 50% 50%, #fff 0%, rgba(255,255,255,0) 60%),
    conic-gradient(from 0deg,
      rgba(217,181,102,0) 0deg, var(--gold-500) 45deg,
      rgba(217,181,102,0) 90deg, var(--gold-500) 135deg,
      rgba(217,181,102,0) 180deg, var(--gold-500) 225deg,
      rgba(217,181,102,0) 270deg, var(--gold-500) 315deg,
      rgba(217,181,102,0) 360deg);
  -webkit-mask: radial-gradient(circle, #000 30%, transparent 70%);
          mask: radial-gradient(circle, #000 30%, transparent 70%);
  opacity: 0;
  z-index: 4;
  animation: loaderSparkle 1.8s ease-in-out infinite;
}
.loader__sparkle--a { top: 14%; right: 12%; animation-delay: .2s; }
.loader__sparkle--b { bottom: 18%; left: 14%; width: 10px; height: 10px; animation-delay: .9s; }
.loader__sparkle--c { top: 50%; right: -2%; width: 8px; height: 8px; animation-delay: 1.4s; }
@keyframes loaderSparkle {
  0%, 100% { opacity: 0; transform: scale(.3) rotate(0); }
  50%      { opacity: 1; transform: scale(1.2) rotate(180deg); }
}

.loader__brand {
  display: flex; flex-direction: column; gap: 8px;
  color: var(--white);
  opacity: 0;
  animation: loaderFadeUp .8s var(--ease) forwards .5s;
}
.loader__name {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: .32em;
  font-size: 22px;
}
.loader__sub {
  font-family: var(--font-en);
  font-style: italic;
  letter-spacing: .28em;
  font-size: 11px;
  color: var(--gold-500);
}
@keyframes loaderFadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

.loader__bar {
  width: 200px; height: 2px;
  background: rgba(255,255,255,.12);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}
.loader__bar span {
  position: absolute; left: -40%; top: 0; bottom: 0; width: 40%;
  background: linear-gradient(90deg, transparent, var(--gold-500), transparent);
  animation: loaderBar 1.4s var(--ease) infinite;
}
@keyframes loaderBar {
  0%   { left: -40%; }
  100% { left: 100%; }
}

/* Loaded state */
body.is-loaded .loader {
  opacity: 0;
  visibility: hidden;
}
body:not(.is-loaded) { overflow: hidden; }
@media (prefers-reduced-motion: reduce) {
  .loader__bld, .loader__sparkle, .loader__brand, .loader__bar span, .loader__wash {
    animation: none !important;
  }
  .loader__bld, .loader__brand { opacity: 1; }
}
@media (max-width: 480px) {
  .loader__mark { width: 140px; height: 84px; }
  .loader__name { font-size: 18px; letter-spacing: .26em; }
  .loader__sub { font-size: 10px; }
}