/* =========================================================
   ゴッサムウォッシュ  style.css
   ネイビー × アクア × 警告イエロー（Instagramの世界観に合わせる）
   ========================================================= */
:root {
  --navy: #0b2545;
  --navy-2: #13315c;
  --aqua: #1ea7e1;
  --aqua-2: #5ccaf2;
  --sky: #e8f6fd;
  --yellow: #ffd60a;
  --line: #06c755;
  --line-dark: #05a647;
  --ink: #1c2b3a;
  --muted: #5b6b7c;
  --bg: #ffffff;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(11, 37, 69, .10);
  --head-h: 72px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--head-h); }
body {
  margin: 0;
  font-family: "Noto Sans JP", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }

.container { width: min(1120px, 100% - 32px); margin-inline: auto; }
.container--narrow { width: min(800px, 100% - 32px); }
.sp { display: none; }
@media (max-width: 640px) { .sp { display: inline; } .pc { display: none; } }

/* ---------- Buttons ---------- */
.btn-line {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  background: var(--line); color: #fff; text-decoration: none; font-weight: 700;
  padding: .7em 1.4em; border-radius: 999px; border: 0; cursor: pointer;
  font: inherit; font-weight: 700;
  box-shadow: 0 6px 0 var(--line-dark);
  transition: transform .15s, box-shadow .15s, opacity .2s;
}
.btn-line svg { width: 1.4em; height: 1.4em; }
.btn-line:hover { transform: translateY(2px); box-shadow: 0 4px 0 var(--line-dark); }
.btn-line:disabled { opacity: .45; cursor: not-allowed; transform: none; box-shadow: 0 6px 0 var(--line-dark); }
.btn-lg { font-size: 1.12rem; padding: .9em 1.8em; }
.btn-xl { font-size: 1.25rem; padding: 1em 2.2em; }
.btn-block { width: 100%; }
.btn-ghost {
  display: inline-flex; align-items: center; padding: .9em 1.6em; border-radius: 999px;
  border: 2px solid rgba(255,255,255,.7); color: #fff; text-decoration: none; font-weight: 700;
  transition: background .2s;
}
.btn-ghost:hover { background: rgba(255,255,255,.12); }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--head-h);
  background: rgba(255,255,255,.0); transition: background .3s, box-shadow .3s;
}
.header.is-scrolled { background: rgba(255,255,255,.96); box-shadow: 0 2px 16px rgba(11,37,69,.08); backdrop-filter: blur(8px); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; transition: color .3s; }
.header.is-scrolled .brand { color: var(--navy); }
.brand-mark { width: 44px; height: 44px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { white-space: nowrap; font-weight: 900; font-size: 1.15rem; letter-spacing: .04em; }
.brand-sub { font-size: .68rem; opacity: .85; letter-spacing: .1em; }

.nav { display: flex; align-items: center; gap: 18px; }
.nav a:not(.btn-line) { color: #fff; text-decoration: none; font-size: .88rem; white-space: nowrap; font-weight: 500; transition: color .3s; }
.header.is-scrolled .nav a:not(.btn-line) { color: var(--ink); }
.nav a:not(.btn-line):hover { color: var(--yellow); }
.header.is-scrolled .nav a:not(.btn-line):hover { color: var(--aqua); }
.nav-line { white-space: nowrap; font-size: .88rem; padding: .55em 1.2em; box-shadow: 0 4px 0 var(--line-dark); }

.hamburger { display: none; width: 44px; height: 44px; border: 0; background: transparent; cursor: pointer; position: relative; }
.hamburger span { position: absolute; left: 10px; right: 10px; height: 2px; background: #fff; border-radius: 2px; transition: .3s; }
.header.is-scrolled .hamburger span, .nav-open .hamburger span { background: var(--navy); }
.hamburger span:nth-child(1) { top: 14px; }
.hamburger span:nth-child(2) { top: 21px; }
.hamburger span:nth-child(3) { top: 28px; }
.nav-open .hamburger span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.nav-open .hamburger span:nth-child(2) { opacity: 0; }
.nav-open .hamburger span:nth-child(3) { top: 21px; transform: rotate(-45deg); }

@media (max-width: 1140px) {
  .hamburger { display: block; z-index: 2; }
  .nav {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 26px;
    background: rgba(255,255,255,.98); opacity: 0; pointer-events: none; transition: opacity .3s;
  }
  .nav a:not(.btn-line) { color: var(--ink) !important; font-size: 1.1rem; }
  .nav-open .nav { opacity: 1; pointer-events: auto; }
  .nav-open .brand { color: var(--navy); }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(1000px 500px at 85% 20%, rgba(92,202,242,.35), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 55%, #1a5a8a 100%);
  padding: calc(var(--head-h) + 56px) 0 120px;
}
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; }
.hero-badge {
  display: inline-block; background: var(--yellow); color: var(--navy); font-weight: 900;
  font-size: .85rem; padding: .3em 1em; border-radius: 6px; letter-spacing: .05em;
  transform: rotate(-2deg);
}
.hero-title { font-size: clamp(2.1rem, 5.2vw, 3.6rem); font-weight: 900; line-height: 1.3; margin: 18px 0 20px; letter-spacing: .02em; }
.hero-title .hl { color: var(--yellow); position: relative; }
.hero-lead { font-size: 1.02rem; opacity: .92; }
.hero-lead strong { color: var(--aqua-2); }
.hero-points { display: flex; gap: 12px; margin: 26px 0 30px; flex-wrap: wrap; }
.hero-points li {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.25);
  border-radius: 12px; padding: 10px 16px; font-size: .85rem; font-weight: 700; line-height: 1.5; text-align: center;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

/* ヒーロー右の写真に重ねる料金タグ */
.hero-visual { display: flex; justify-content: center; }
.drum-tag {
  position: absolute; background: #fff; color: var(--navy); font-weight: 700; font-size: .85rem;
  padding: .5em 1em; border-radius: 999px; box-shadow: var(--shadow); white-space: nowrap;
  animation: float 4s ease-in-out infinite;
}
.drum-tag b { font-family: Montserrat, sans-serif; font-size: 1.35rem; color: var(--aqua); margin-left: .25em; }
.drum-tag--a { top: 4%; left: -10%; }
.drum-tag--b { bottom: 6%; right: -8%; animation-delay: -2s; }
@keyframes float { 50% { transform: translateY(-10px); } }

.wave { position: absolute; bottom: -1px; left: 0; width: 100%; height: 80px; fill: #fff; }

/* 泡 */
.bubbles { position: absolute; inset: 0; pointer-events: none; }
.bubbles i {
  position: absolute; bottom: -60px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.7), rgba(255,255,255,.08) 60%);
  border: 1px solid rgba(255,255,255,.35);
  animation: rise linear infinite;
}
.bubbles i:nth-child(1) { left: 5%;  width: 26px; height: 26px; animation-duration: 11s; }
.bubbles i:nth-child(2) { left: 18%; width: 14px; height: 14px; animation-duration: 8s;  animation-delay: -3s; }
.bubbles i:nth-child(3) { left: 32%; width: 40px; height: 40px; animation-duration: 14s; animation-delay: -6s; }
.bubbles i:nth-child(4) { left: 48%; width: 18px; height: 18px; animation-duration: 9s;  animation-delay: -1s; }
.bubbles i:nth-child(5) { left: 62%; width: 30px; height: 30px; animation-duration: 12s; animation-delay: -8s; }
.bubbles i:nth-child(6) { left: 76%; width: 12px; height: 12px; animation-duration: 7s;  animation-delay: -4s; }
.bubbles i:nth-child(7) { left: 88%; width: 36px; height: 36px; animation-duration: 13s; animation-delay: -2s; }
.bubbles i:nth-child(8) { left: 95%; width: 16px; height: 16px; animation-duration: 10s; animation-delay: -7s; }
@keyframes rise {
  0%   { transform: translate(0, 0); opacity: 0; }
  10%  { opacity: 1; }
  50%  { transform: translate(18px, -50vh); }
  100% { transform: translate(-10px, -110vh); opacity: 0; }
}

@media (max-width: 860px) {
  .hero { padding-top: calc(var(--head-h) + 32px); padding-bottom: 100px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .drum-tag { font-size: .75rem; }
  .drum-tag b { font-size: 1.1rem; }
}

/* ---------- Section common ---------- */
.section { padding: 96px 0; }
@media (max-width: 640px) { .section { padding: 72px 0; } }
.eyebrow {
  text-align: center; font-family: Montserrat, sans-serif; font-weight: 800;
  color: var(--aqua); letter-spacing: .2em; font-size: .85rem;
}
.eyebrow--warn { color: var(--navy); background: var(--yellow); width: fit-content; margin-inline: auto; padding: .2em 1em; border-radius: 4px; font-family: "Noto Sans JP", sans-serif; letter-spacing: .1em; }
.sec-title { text-align: center; font-size: clamp(1.5rem, 3.6vw, 2.2rem); font-weight: 900; line-height: 1.45; margin: 8px 0 18px; color: var(--navy); }
.sec-title--light { color: #fff; }
.sec-title--left { text-align: left; }
.sec-lead { text-align: center; color: var(--muted); margin-bottom: 40px; }
.sec-lead--light { color: rgba(255,255,255,.75); }

/* ---------- Worries ---------- */
.check-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 36px; }
.check-list li {
  position: relative; background: var(--sky); border-radius: 14px; padding: 18px 20px 18px 58px; font-weight: 500;
}
.check-list li::before {
  content: ""; position: absolute; left: 18px; top: 50%; width: 26px; height: 26px; transform: translateY(-50%);
  border-radius: 6px; background: var(--aqua)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='white' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round' d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center/70% no-repeat;
}
.check-list strong { color: var(--navy); background: linear-gradient(transparent 62%, rgba(255,214,10,.6) 62%); }
@media (max-width: 720px) { .check-list { grid-template-columns: 1fr; } }

/* ---------- Before / After ---------- */
.ba { background: linear-gradient(180deg, #0b2545, #0e1d33); }
.ba-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .ba-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; } }
.ba-card figcaption { color: #fff; text-align: center; margin-top: 12px; font-weight: 700; font-size: .95rem; }
.ba-slider { position: relative; aspect-ratio: 1; border-radius: var(--radius); overflow: hidden; --pos: 50%; box-shadow: 0 20px 40px rgba(0,0,0,.4); }
.ba-img { position: absolute; inset: 0; background: #0e1d33; }
.ba-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba-before { clip-path: inset(0 calc(100% - var(--pos)) 0 0); }
.ba-label { position: absolute; top: 12px; z-index: 2; font-family: Montserrat, sans-serif; font-weight: 800; font-size: .75rem; letter-spacing: .1em; padding: .25em .8em; border-radius: 4px; }
.ba-label--b { left: 12px; background: var(--yellow); color: var(--navy); }
.ba-label--a { right: 12px; background: var(--aqua); color: #fff; }
.ba-handle { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 3px; background: #fff; transform: translateX(-50%); z-index: 2; pointer-events: none; }
.ba-handle::after {
  content: "◀ ▶"; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 46px; height: 46px; border-radius: 50%; background: #fff; color: var(--navy);
  display: grid; place-items: center; font-size: .6rem; letter-spacing: -.05em; box-shadow: 0 4px 12px rgba(0,0,0,.3);
}
.ba-slider input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; z-index: 3; margin: 0; }
.ba-more { text-align: center; margin-top: 36px; }
.ba-more a { color: var(--aqua-2); font-weight: 700; text-decoration: none; border-bottom: 1px solid currentColor; }

/* ---------- Why / Compare ---------- */
.compare { display: grid; grid-template-columns: 1fr auto 1fr; gap: 20px; align-items: stretch; margin-top: 36px; }
.compare-col { border-radius: var(--radius); padding: 30px 28px; }
.compare-col h3 { font-size: 1.15rem; margin-bottom: 14px; }
.compare-col li { position: relative; padding-left: 1.6em; margin: .55em 0; }
.compare-col--weak { background: #f1f3f5; color: var(--muted); }
.compare-col--weak li::before { content: "△"; position: absolute; left: 0; color: #9aa6b2; }
.compare-col--weak em { font-style: normal; font-weight: 700; color: var(--ink); }
.compare-col--strong { background: linear-gradient(150deg, var(--aqua), #0f7fbf); color: #fff; box-shadow: 0 16px 36px rgba(30,167,225,.35); }
.compare-col--strong li::before { content: "◎"; position: absolute; left: 0; color: var(--yellow); }
.compare-col--strong strong { color: var(--yellow); }
.compare-vs { align-self: center; font-family: Montserrat, sans-serif; font-weight: 900; font-size: 1.6rem; color: var(--navy); }
@media (max-width: 800px) { .compare { grid-template-columns: 1fr; } .compare-vs { justify-self: center; } }

/* ---------- Price ---------- */
.price { background: var(--sky); }
.tabs { display: flex; justify-content: center; gap: 8px; margin-bottom: 28px; flex-wrap: wrap; }
.tab {
  font: inherit; font-weight: 700; border: 2px solid var(--navy); background: #fff; color: var(--navy);
  padding: .55em 1.4em; border-radius: 999px; cursor: pointer; transition: .2s;
}
.tab.is-active { background: var(--navy); color: #fff; }
.panel { animation: fade .35s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } }
.price-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.price-cards--2 { grid-template-columns: repeat(2, 1fr); max-width: 760px; margin-inline: auto; }
@media (max-width: 800px) { .price-cards, .price-cards--2 { grid-template-columns: 1fr; } }
.price-card { position: relative; background: #fff; border-radius: var(--radius); padding: 30px 24px 26px; box-shadow: var(--shadow); text-align: center; border: 2px solid transparent; }
.price-card--feature { border-color: var(--aqua); }
.pc-tag { display: inline-block; font-size: .75rem; font-weight: 700; color: var(--aqua); border: 1.5px solid var(--aqua); border-radius: 999px; padding: .1em .9em; }
.price-card h3 { font-size: 1.15rem; color: var(--navy); margin: 12px 0 10px; line-height: 1.5; }
.price-card h3 small { display: block; font-size: .8rem; color: var(--muted); font-weight: 500; }
.pc-price { color: var(--navy); font-weight: 700; }
.pc-price b { font-family: Montserrat, sans-serif; font-size: 2.4rem; color: var(--aqua); margin-right: .1em; }
.options { background: #fff; border-radius: var(--radius); padding: 24px 28px; margin-top: 24px; box-shadow: var(--shadow); }
.options h4 { font-size: 1rem; color: var(--navy); margin-bottom: 10px; }
.options h4::before { content: "＋ "; color: var(--aqua); }
.options dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0 28px; }
.options dl div { display: flex; justify-content: space-between; border-bottom: 1px dashed #c9d6e2; padding: .6em 0; }
.options dt { font-weight: 500; }
.options dd { font-family: Montserrat, sans-serif; font-weight: 800; color: var(--navy); }
.opt-note { font-size: .85rem; color: var(--muted); margin-top: 12px; }

.house-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.house-item { background: #fff; border-radius: var(--radius); padding: 22px 18px; box-shadow: var(--shadow); display: grid; justify-items: center; gap: 4px; text-align: center; }
.hi-ico { font-size: 2rem; }
.hi-name { font-weight: 700; color: var(--navy); font-size: 1.05rem; }
.hi-name small { font-size: .75rem; color: var(--muted); margin-left: .3em; font-weight: 500; }
.hi-price { font-weight: 700; color: var(--navy); }
.hi-price b { font-family: Montserrat, sans-serif; font-size: 1.7rem; color: var(--aqua); }

/* ---------- Simulator ---------- */
.sim-box { display: grid; grid-template-columns: 1fr 340px; gap: 28px; align-items: start; }
@media (max-width: 900px) { .sim-box { grid-template-columns: 1fr; } }
.sim-group { margin-bottom: 22px; }
.sim-group h3 { font-size: 1rem; color: var(--navy); margin-bottom: 10px; padding-left: .7em; border-left: 4px solid var(--aqua); line-height: 1.4; }
.sim-row {
  display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 12px;
  padding: 12px 16px; border: 1.5px solid #dbe6ef; border-radius: 12px; margin-bottom: 8px; transition: .2s; background: #fff;
}
.sim-row.is-on { border-color: var(--aqua); background: var(--sky); }
.sim-row .sr-name { font-weight: 500; line-height: 1.4; }
.sim-row .sr-name small { display: block; color: var(--muted); font-size: .75rem; }
.sim-row .sr-price { font-family: Montserrat, sans-serif; font-weight: 800; color: var(--navy); white-space: nowrap; font-size: .95rem; }
.qty { display: flex; align-items: center; gap: 4px; }
.qty button {
  width: 34px; height: 34px; border-radius: 50%; border: 0; cursor: pointer; font-size: 1.1rem; font-weight: 700;
  background: #e3edf5; color: var(--navy); transition: .15s;
}
.qty button:hover { background: var(--aqua); color: #fff; }
.qty output { width: 26px; text-align: center; font-family: Montserrat, sans-serif; font-weight: 800; }
@media (max-width: 520px) {
  .sim-row { grid-template-columns: 1fr auto; }
  .sim-row .sr-price { grid-column: 1; grid-row: 2; font-size: .85rem; }
  .sim-row .qty { grid-column: 2; grid-row: 1 / span 2; }
}
.sim-total {
  position: sticky; top: calc(var(--head-h) + 16px);
  background: var(--navy); color: #fff; border-radius: var(--radius); padding: 26px 24px; box-shadow: 0 20px 40px rgba(11,37,69,.25);
}
.st-label { font-size: .85rem; opacity: .8; }
.st-price { font-family: Montserrat, sans-serif; font-weight: 900; font-size: 2.6rem; color: var(--yellow); line-height: 1.2; margin: 4px 0 14px; }
.st-price small { font-size: 1rem; color: #fff; margin-left: .2em; font-family: "Noto Sans JP", sans-serif; }
.st-list { font-size: .85rem; border-top: 1px solid rgba(255,255,255,.2); padding-top: 12px; margin-bottom: 18px; max-height: 220px; overflow: auto; }
.st-list li { display: flex; justify-content: space-between; gap: 10px; padding: 3px 0; }
.st-empty { opacity: .6; }
.st-note { font-size: .75rem; opacity: .7; margin-top: 12px; line-height: 1.6; }
.st-note.is-done { opacity: 1; color: var(--yellow); font-weight: 700; }

/* ---------- Reasons ---------- */
.reason-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; margin-top: 30px; }
@media (max-width: 760px) { .reason-grid { grid-template-columns: 1fr; } }
.reason { position: relative; background: #fff; border-radius: var(--radius); padding: 30px 28px 28px; box-shadow: var(--shadow); overflow: hidden; }
.reason-no { position: absolute; top: -10px; right: 14px; font-family: Montserrat, sans-serif; font-weight: 900; font-size: 4.5rem; color: var(--sky); line-height: 1; }
.reason h3 { position: relative; font-size: 1.2rem; color: var(--navy); margin-bottom: 10px; }
.reason h3::before { content: ""; display: block; width: 36px; height: 4px; background: var(--yellow); border-radius: 2px; margin-bottom: 12px; }
.reason p { position: relative; color: var(--muted); }

/* ---------- Flow ---------- */
.flow { background: var(--sky); }
.flow-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; margin-top: 32px; counter-reset: f; }
.flow-list li { position: relative; background: #fff; border-radius: var(--radius); padding: 24px 18px; box-shadow: var(--shadow); }
.flow-list li:not(:last-child)::after {
  content: ""; position: absolute; right: -14px; top: 50%; width: 12px; height: 12px; z-index: 1;
  border-top: 3px solid var(--aqua); border-right: 3px solid var(--aqua); transform: translateY(-50%) rotate(45deg);
}
.flow-step { font-family: Montserrat, sans-serif; font-weight: 800; color: var(--aqua); font-size: .8rem; letter-spacing: .1em; }
.flow-list h3 { font-size: 1.02rem; color: var(--navy); margin: 6px 0 8px; line-height: 1.45; }
.flow-list p { font-size: .87rem; color: var(--muted); line-height: 1.7; }
@media (max-width: 960px) {
  .flow-list { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
  .flow-list li:not(:last-child)::after { right: auto; left: 50%; top: auto; bottom: -14px; transform: translateX(-50%) rotate(135deg); }
}

/* ---------- Area ---------- */
.area-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.area .eyebrow { text-align: left; }
.area-main { font-size: 1.25rem; font-weight: 900; color: var(--navy); margin-bottom: 10px; }
.area-text p:not(.area-main):not(.eyebrow) { color: var(--muted); }
.area-map {
  position: relative; aspect-ratio: 4/3; border-radius: var(--radius);
  background:
    radial-gradient(circle at 62% 42%, rgba(30,167,225,.25) 0 22%, transparent 23%),
    radial-gradient(circle at 40% 70%, rgba(30,167,225,.18) 0 26%, transparent 27%),
    radial-gradient(circle at 48% 22%, rgba(30,167,225,.14) 0 26%, transparent 27%),
    var(--sky);
  overflow: hidden;
}
.area-pin {
  position: absolute; transform: translate(-50%, -50%); font-weight: 900; color: var(--navy);
  background: #fff; padding: .35em 1em; border-radius: 999px; box-shadow: var(--shadow);
}
.area-pin--ibaraki { left: 48%; top: 22%; }
.area-pin--chiba { left: 40%; top: 70%; }
.area-pin--narita { left: 62%; top: 44%; background: var(--aqua); color: #fff; }
.area-pin--narita::before {
  content: ""; position: absolute; inset: -10px; border-radius: 999px; border: 2px solid var(--aqua);
  animation: ping 2s ease-out infinite;
}
@keyframes ping { from { opacity: .9; transform: scale(.9); } to { opacity: 0; transform: scale(1.6); } }
@media (max-width: 760px) { .area-inner { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq-list { margin-top: 30px; }
.faq-list details { background: #fff; border: 1.5px solid #dbe6ef; border-radius: 14px; margin-bottom: 12px; overflow: hidden; }
.faq-list summary {
  list-style: none; cursor: pointer; padding: 18px 50px 18px 56px; position: relative; font-weight: 700; color: var(--navy);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::before { content: "Q"; position: absolute; left: 18px; top: 50%; transform: translateY(-50%); font-family: Montserrat, sans-serif; font-weight: 900; color: var(--aqua); font-size: 1.3rem; }
.faq-list summary::after { content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); font-size: 1.4rem; color: var(--aqua); transition: .2s; }
.faq-list details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-list details p { padding: 0 22px 20px 56px; color: var(--muted); }

/* ---------- CTA ---------- */
.cta {
  position: relative; overflow: hidden; color: #fff; text-align: center; padding: 96px 0 104px;
  background: linear-gradient(150deg, var(--navy), #1a5a8a);
}
.cta-inner { position: relative; z-index: 1; }
.cta-title { font-size: clamp(1.6rem, 4vw, 2.5rem); font-weight: 900; line-height: 1.45; }
.cta-lead { margin: 16px 0 32px; opacity: .9; }
.cta-insta { display: block; margin-top: 26px; color: var(--aqua-2); font-weight: 700; text-decoration: none; }
.cta-insta:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.footer { background: #071a31; color: rgba(255,255,255,.8); padding: 48px 0 90px; font-size: .9rem; }
.footer-inner { display: grid; grid-template-columns: auto 1fr; gap: 40px; align-items: start; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.fb-name { font-weight: 900; color: #fff; font-size: 1.1rem; }
.fb-sub { font-size: .75rem; opacity: .7; }
.footer-info div { display: grid; grid-template-columns: 7em 1fr; padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-info dt { opacity: .6; }
.footer-info a { color: var(--aqua-2); }
.copyright { text-align: center; margin-top: 36px; font-size: .75rem; opacity: .5; }
@media (max-width: 720px) { .footer-inner { grid-template-columns: 1fr; } }

/* ---------- Fixed LINE (SP) ---------- */
.fixed-line {
  position: fixed; left: 16px; right: 16px; bottom: 14px; z-index: 40;
  display: none; align-items: center; justify-content: center; gap: .5em;
  background: var(--line); color: #fff; text-decoration: none; font-weight: 700; padding: .95em; border-radius: 999px;
  box-shadow: 0 8px 24px rgba(6,199,85,.45); transform: translateY(150%); transition: transform .3s;
}
.fixed-line svg { width: 1.4em; height: 1.4em; }
.fixed-line.is-show { transform: none; }
@media (max-width: 760px) { .fixed-line { display: flex; } }

/* ---------- Sim bar (SP) ---------- */
.sim-bar {
  position: fixed; left: 16px; right: 16px; bottom: 14px; z-index: 41;
  display: none; align-items: center; justify-content: space-between;
  background: var(--navy); color: #fff; text-decoration: none; padding: .8em 1.4em; border-radius: 999px;
  box-shadow: 0 8px 24px rgba(11,37,69,.4); transform: translateY(150%); transition: transform .3s;
}
.sim-bar b { font-family: Montserrat, sans-serif; font-size: 1.4rem; color: var(--yellow); }
.sim-bar-go { font-size: .85rem; font-weight: 700; color: var(--aqua-2); }
.sim-bar.is-show { transform: none; }
@media (max-width: 900px) { .sim-bar { display: flex; } }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- Hero photo（自動ワイプ） ---------- */
.hero-visual { flex-direction: column; align-items: center; }
.hero-photo { position: relative; width: min(440px, 100%); aspect-ratio: 1; border-radius: 28px; box-shadow: 0 30px 60px rgba(0,0,0,.45); }
.hero-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border-radius: 28px; }
.hp-before { animation: wipe 8s cubic-bezier(.65,0,.35,1) infinite; }
.hp-line {
  position: absolute; top: 0; bottom: 0; width: 4px; margin-left: -2px; background: #fff; z-index: 2;
  box-shadow: 0 0 18px 4px rgba(92,202,242,.9); animation: wipe-line 8s cubic-bezier(.65,0,.35,1) infinite;
}
@keyframes wipe {
  0%, 22%  { clip-path: inset(0 0 0 0 round 28px); }
  50%, 78% { clip-path: inset(0 0 0 100% round 28px); }
  100%     { clip-path: inset(0 0 0 0 round 28px); }
}
@keyframes wipe-line {
  0%, 22%  { left: 0%; opacity: 0; }
  24%, 48% { opacity: 1; }
  50%, 78% { left: 100%; opacity: 0; }
  80%, 98% { opacity: 1; }
  100%     { left: 0%; opacity: 0; }
}
.hp-label { position: absolute; top: 16px; z-index: 3; font-family: Montserrat, sans-serif; font-weight: 800; font-size: .8rem; letter-spacing: .1em; padding: .3em .9em; border-radius: 4px; }
.hp-label--b { left: 16px; background: var(--yellow); color: var(--navy); animation: lab-b 8s infinite; }
.hp-label--a { right: 16px; background: var(--aqua); color: #fff; animation: lab-a 8s infinite; }
@keyframes lab-b { 0%, 30% { opacity: 1; } 45%, 85% { opacity: 0; } 100% { opacity: 1; } }
@keyframes lab-a { 0%, 35% { opacity: 0; } 50%, 78% { opacity: 1; } 90%, 100% { opacity: 0; } }
.hero-photo .drum-tag { z-index: 4; }
.hero-photo .drum-tag--a { top: auto; bottom: 16%; left: -8%; }
.hero-photo .drum-tag--b { bottom: -5%; right: -6%; }
.hp-cap { margin-top: 26px; font-size: .8rem; opacity: .75; }
@media (max-width: 860px) {
  .hero-photo { width: min(320px, 84vw); }
  .hero-photo .drum-tag--a { left: -4%; }
  .hero-photo .drum-tag--b { right: -4%; }
}

/* ---------- Dirt band（汚れ写真が流れる帯） ---------- */
.dirt-band { background: #111a26; color: #fff; padding: 64px 0 56px; overflow: hidden; text-align: center; }
.db-title { font-size: clamp(1.4rem, 3.6vw, 2.2rem); font-weight: 900; margin: 0 16px 28px; line-height: 1.5; }
.db-title span { color: var(--yellow); }
.db-track {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.db-row { display: flex; gap: 14px; width: max-content; animation: marquee 50s linear infinite; }
.db-row img { width: 200px; height: 200px; object-fit: cover; border-radius: 14px; }
.dirt-band:hover .db-row { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(calc(-50% - 7px)); } }
.db-sub { margin: 26px 16px 0; color: rgba(255,255,255,.7); font-size: .95rem; }
@media (max-width: 640px) { .db-row img { width: 140px; height: 140px; } }

/* ---------- Works gallery ---------- */
.works { margin-top: 80px; }
.works-title { text-align: center; color: #fff; font-size: clamp(1.3rem, 3vw, 1.8rem); font-weight: 900; }
.works-lead { text-align: center; color: rgba(255,255,255,.7); margin: 6px 0 20px; font-size: .9rem; }
.works-lead b { color: var(--aqua-2); }
.works-filter { display: flex; justify-content: center; gap: 8px; margin-bottom: 26px; }
.wf { font: inherit; font-weight: 700; font-size: .9rem; padding: .45em 1.3em; border-radius: 999px; border: 1.5px solid rgba(255,255,255,.4); background: transparent; color: #fff; cursor: pointer; transition: .2s; }
.wf.is-active { background: #fff; color: var(--navy); border-color: #fff; }
.works-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 960px) { .works-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .works-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; } }
.work { position: relative; display: block; width: 100%; padding: 0; border: 0; cursor: pointer; background: #000; aspect-ratio: 1; border-radius: 14px; overflow: hidden; font: inherit; text-align: left; }
.work[hidden] { display: none; }
.work img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.work .w-after { clip-path: inset(0 0 0 100%); transition: clip-path .55s cubic-bezier(.65,0,.35,1), transform .5s; }
.work.is-after .w-after { clip-path: inset(0 0 0 0); }
.w-tag { position: absolute; top: 8px; left: 8px; z-index: 2; font-family: Montserrat, sans-serif; font-weight: 800; font-size: .65rem; letter-spacing: .08em; padding: .25em .7em; border-radius: 4px; background: var(--yellow); color: var(--navy); transition: .3s; }
.work.is-after .w-tag { background: var(--aqua); color: #fff; }
@media (hover: hover) {
  .work:hover .w-after { clip-path: inset(0 0 0 0); }
  .work:hover img { transform: scale(1.04); }
  .work:hover .w-tag { background: var(--aqua); color: #fff; }
}
.w-info { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 26px 10px 8px; color: #fff; font-size: .72rem; line-height: 1.45; background: linear-gradient(transparent, rgba(0,0,0,.75)); }
.w-info b { display: block; font-size: .82rem; }

/* =========================================================
   施工実績ページ（works.html）
   ========================================================= */
.page-works { background: #0e1d33; }
.wk-hero {
  color: #fff; text-align: center; padding: calc(var(--head-h) + 56px) 0 48px;
  background: radial-gradient(900px 400px at 50% 0%, rgba(92,202,242,.25), transparent 70%), var(--navy);
}
.wk-title { font-size: clamp(2rem, 6vw, 3.2rem); font-weight: 900; margin: 14px 0 12px; letter-spacing: .08em; }
.wk-lead { color: rgba(255,255,255,.8); font-size: .95rem; margin: 0 auto; max-width: 640px; }
.wk-stats { display: flex; justify-content: center; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.wk-stats div { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); border-radius: 14px; padding: 12px 26px; }
.wk-stats dt { font-size: .75rem; color: rgba(255,255,255,.65); }
.wk-stats dd { font-weight: 700; }
.wk-stats b { font-family: Montserrat, sans-serif; font-size: 2.2rem; color: var(--yellow); margin-right: .1em; }

.wk-bar { position: sticky; top: var(--head-h); z-index: 30; background: rgba(14,29,51,.92); backdrop-filter: blur(8px); border-bottom: 1px solid rgba(255,255,255,.08); }
.wk-bar-inner { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; flex-wrap: wrap; }
.wk-filter { display: flex; gap: 8px; }
.wk-filter .wf { font-size: .85rem; padding: .4em 1.1em; }
.wk-flip {
  display: inline-flex; align-items: center; gap: 10px; font: inherit; cursor: pointer;
  background: transparent; border: 0; color: #fff; font-family: Montserrat, sans-serif; font-weight: 800; font-size: .78rem; letter-spacing: .08em;
}
.wk-flip-knob { position: relative; width: 52px; height: 28px; border-radius: 999px; background: var(--yellow); transition: background .3s; }
.wk-flip-knob::after { content: ""; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(0,0,0,.3); transition: transform .3s; }
.wk-flip[aria-pressed="true"] .wk-flip-knob { background: var(--aqua); }
.wk-flip[aria-pressed="true"] .wk-flip-knob::after { transform: translateX(24px); }
.wk-flip-b { color: var(--yellow); }
.wk-flip[aria-pressed="true"] .wk-flip-b { color: rgba(255,255,255,.4); }
.wk-flip-a { color: rgba(255,255,255,.4); }
.wk-flip[aria-pressed="true"] .wk-flip-a { color: var(--aqua-2); }

.wk-list { padding: 40px 0 80px; }
.case { background: #13263f; border: 1px solid rgba(255,255,255,.07); border-radius: 22px; padding: 26px; margin-bottom: 28px; }
.case[hidden] { display: none; }
.case-head { display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; align-items: center; margin-bottom: 16px; }
.case-no { grid-column: 1 / -1; font-family: Montserrat, sans-serif; font-weight: 800; font-size: .75rem; letter-spacing: .15em; color: var(--aqua-2); }
.case-title { color: #fff; font-size: clamp(1.1rem, 2.6vw, 1.45rem); font-weight: 900; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; line-height: 1.4; }
.case-type { font-size: .72rem; font-weight: 700; padding: .25em .8em; border-radius: 999px; }
.case-type--tate { background: rgba(92,202,242,.18); color: var(--aqua-2); }
.case-type--drum { background: rgba(255,214,10,.18); color: var(--yellow); }
.case-meta { color: rgba(255,255,255,.55); font-size: .82rem; grid-column: 1; }
.case-flip {
  grid-column: 2; grid-row: 2 / span 2; font: inherit; font-weight: 700; font-size: .82rem; cursor: pointer; white-space: nowrap;
  padding: .55em 1.2em; border-radius: 999px; border: 0; background: var(--aqua); color: #fff; transition: background .2s;
}
.case-flip[aria-pressed="true"] { background: rgba(255,255,255,.15); }
.case-note { color: rgba(255,255,255,.8); font-size: .9rem; background: rgba(255,214,10,.08); border-left: 3px solid var(--yellow); padding: 10px 14px; border-radius: 0 8px 8px 0; margin-bottom: 16px; }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.case-insta { display: inline-block; margin-top: 14px; color: var(--aqua-2); font-size: .85rem; font-weight: 700; text-decoration: none; }
.case-insta:hover { text-decoration: underline; }
.wk-more { text-align: center; color: rgba(255,255,255,.7); font-size: .9rem; margin-top: 12px; }
.wk-more a { color: var(--aqua-2); font-weight: 700; }
@media (max-width: 640px) {
  .case { padding: 18px 14px; border-radius: 16px; }
  .case-head { grid-template-columns: 1fr; }
  .case-flip { grid-column: 1; grid-row: auto; justify-self: start; margin-top: 8px; }
  .case-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
}

/* トップのギャラリー → 実績ページへの導線 */
.works-link { text-align: center; margin-top: 30px; }
.works-link a {
  display: inline-flex; align-items: center; gap: .6em; background: var(--yellow); color: var(--navy); font-weight: 900;
  text-decoration: none; padding: .9em 2em; border-radius: 999px; box-shadow: 0 6px 0 #c9a800; transition: transform .15s, box-shadow .15s;
}
.works-link a:hover { transform: translateY(2px); box-shadow: 0 4px 0 #c9a800; }
.works-link small { font-weight: 700; opacity: .75; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- 404 ---------- */
.nf { min-height: 100vh; display: grid; place-content: center; justify-items: center; gap: 14px; text-align: center; padding: 40px 16px; color: #fff; background: linear-gradient(160deg, var(--navy), #1a5a8a); }
.nf-code { font-family: Montserrat, sans-serif; font-weight: 800; font-size: 4.5rem; line-height: 1; color: var(--yellow); }
.nf h1 { font-size: 1.3rem; }
.nf p { opacity: .8; }
.nf-btns { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin-top: 10px; }