/* ============================================================
   TAYAMA AIRCON EQUIPMENT SERVICE — Corporate Site
   Design: airy / immersive / craft
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --navy:       #0A2540;
  --navy-deep:  #071A30;
  --navy-soft:  #12395E;
  --blue:       #0E7AFE;
  --sky:        #4FC3F7;
  --ice:        #Eef5fb;
  --ice-2:      #E2EEF8;
  --white:      #ffffff;
  --text:       #14293f;
  --text-soft:  #52708c;
  --line-color: #d5e3ef;

  --font-jp:    "Noto Sans JP", sans-serif;
  --font-serif: "Shippori Mincho B1", serif;
  --font-en:    "Outfit", sans-serif;

  /* spring: overshoot curve for reveals */
  --spring:     cubic-bezier(.34, 1.56, .64, 1);
  /* float: soft physical lift for buttons */
  --float:      cubic-bezier(.22, 1, .36, 1);

  --radius:     20px;
  --header-h:   84px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 8px); }

body {
  font-family: var(--font-jp);
  font-size: 16px;
  line-height: 1.9;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
em { font-style: normal; }

.container { width: min(1160px, 92%); margin-inline: auto; }
.pc { display: none; }
.sp { display: inline; }
@media (min-width: 768px) {
  .pc { display: inline; }
  .sp { display: none; }
}

::selection { background: var(--sky); color: var(--navy-deep); }

/* ============================================================
   BUTTONS — ふんわり浮き上がる物理挙動（0.3s / scale 1.05 / shadow）
   ============================================================ */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6em;
  font-weight: 700;
  letter-spacing: .06em;
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
  will-change: transform;
  transition:
    transform .3s var(--float),
    box-shadow .3s var(--float),
    background-color .3s ease,
    color .3s ease;
}
.btn:hover, .btn:focus-visible {
  transform: translateY(-5px) scale(1.05);
}
.btn:active { transform: translateY(-1px) scale(1.02); transition-duration: .12s; }
.btn svg { width: 1.15em; height: 1.15em; flex: none; transition: transform .3s var(--float); }
.btn:hover svg { transform: translateX(4px); }

.btn--sm { padding: .7em 1.5em; font-size: .82rem; }
.btn--lg { padding: 1.05em 2.2em; font-size: .98rem; }
.btn--xl { padding: 1.2em 2.4em; font-size: 1.05rem; }

.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), #0a5fd0);
  box-shadow: 0 10px 24px -10px rgba(14, 122, 254, .55);
}
.btn--primary:hover, .btn--primary:focus-visible {
  box-shadow: 0 24px 48px -12px rgba(14, 122, 254, .6);
}

.btn--ghost {
  color: var(--navy);
  background: rgba(255,255,255,.65);
  border: 1.5px solid rgba(10,37,64,.25);
  backdrop-filter: blur(6px);
  box-shadow: 0 6px 16px -10px rgba(10,37,64,.25);
}
.btn--ghost:hover, .btn--ghost:focus-visible {
  border-color: var(--navy);
  box-shadow: 0 20px 40px -14px rgba(10,37,64,.35);
}

.btn--white {
  color: var(--navy);
  background: #fff;
  box-shadow: 0 12px 28px -12px rgba(0,0,0,.45);
}
.btn--white:hover, .btn--white:focus-visible {
  box-shadow: 0 28px 56px -16px rgba(0,0,0,.55);
}

.btn--line {
  color: #fff;
  background: linear-gradient(135deg, #07c160, #05a04e);
  box-shadow: 0 12px 28px -12px rgba(7,193,96,.55);
}
.btn--line:hover, .btn--line:focus-visible {
  box-shadow: 0 28px 56px -14px rgba(7,193,96,.6);
}

.btn--xl { flex-direction: column; gap: .15em; padding: 1.3em 3em; }
.btn--xl svg { width: 1.6em; height: 1.6em; margin-bottom: .2em; }
.btn--xl small { font-size: .68em; font-weight: 500; letter-spacing: .08em; opacity: .75; }

/* ============================================================
   SCROLL REVEAL — 下から Spring + Stagger
   ============================================================ */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(56px);
  transition:
    transform .95s var(--spring),
    opacity .55s ease-out;
  transition-delay: var(--d, 0ms);
  will-change: transform, opacity;
}
.js [data-reveal].in-view {
  opacity: 1;
  transform: translateY(0);
}

/* image curtain reveal */
.img-reveal { position: relative; overflow: hidden; border-radius: var(--radius); }
.img-reveal img { transform: scale(1.15); transition: transform 1.4s var(--float) .1s; }
.js .img-reveal::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(120deg, var(--ice-2), var(--sky));
  transform: translateX(0);
  transition: transform .9s cubic-bezier(.77, 0, .18, 1) .05s;
  z-index: 1;
}
.js .in-view .img-reveal::after,
.js .img-reveal.in-view::after { transform: translateX(101%); }
.js .in-view .img-reveal img,
.js .img-reveal.in-view img { transform: scale(1); }

/* ============================================================
   LOADER
   ============================================================ */
.loader {
  position: fixed; inset: 0; z-index: 1000;
  display: grid; place-items: center;
  pointer-events: none;
}
.loader__curtain {
  position: absolute; inset: 0;
  background: linear-gradient(160deg, var(--navy-deep), var(--navy) 55%, #0e3a63);
  transition: transform .9s cubic-bezier(.77, 0, .18, 1);
}
.loader__inner { position: relative; z-index: 2; text-align: center; color: #fff; }
.loader__en {
  font-family: var(--font-en); font-weight: 300;
  font-size: .72rem; letter-spacing: .42em;
  color: var(--sky); margin-bottom: 1.1rem;
  opacity: 0; animation: loaderFade .6s ease .15s forwards;
}
.loader__jp {
  font-family: var(--font-serif); font-weight: 700;
  font-size: clamp(1.35rem, 4.5vw, 2.2rem);
  letter-spacing: .3em; text-indent: .3em;
}
.loader__jp span {
  display: inline-block; opacity: 0;
  transform: translateY(24px);
  animation: loaderChar .7s var(--spring) forwards;
  animation-delay: calc(.25s + var(--ci, 0) * 60ms);
}
.loader__jp span:nth-child(1)  { --ci: 0; }
.loader__jp span:nth-child(2)  { --ci: 1; }
.loader__jp span:nth-child(3)  { --ci: 2; }
.loader__jp span:nth-child(4)  { --ci: 3; }
.loader__jp span:nth-child(5)  { --ci: 4; }
.loader__jp span:nth-child(6)  { --ci: 5; }
.loader__jp span:nth-child(7)  { --ci: 6; }
.loader__jp span:nth-child(8)  { --ci: 7; }
.loader__jp span:nth-child(9)  { --ci: 8; }
.loader__jp span:nth-child(10) { --ci: 9; }
.loader__jp span:nth-child(11) { --ci: 10; }
.loader__bar {
  width: min(240px, 60vw); height: 2px;
  background: rgba(255,255,255,.18);
  margin: 1.6rem auto 0; border-radius: 2px; overflow: hidden;
}
.loader__bar i {
  display: block; height: 100%; width: 100%;
  background: linear-gradient(90deg, var(--sky), var(--blue));
  transform: translateX(-100%);
  animation: loaderBar 1.15s cubic-bezier(.65, 0, .35, 1) .2s forwards;
}
@keyframes loaderChar { to { opacity: 1; transform: translateY(0); } }
@keyframes loaderFade { to { opacity: 1; } }
@keyframes loaderBar  { to { transform: translateX(0); } }

.loader.is-done .loader__curtain { transform: translateY(-101%); }
.loader.is-done .loader__inner { opacity: 0; transition: opacity .35s ease; }
.loader.is-hidden { display: none; }

/* ============================================================
   CURSOR (desktop)
   ============================================================ */
.cursor, .cursor-dot { display: none; }
@media (hover: hover) and (pointer: fine) {
  .cursor {
    display: block; position: fixed; z-index: 999;
    width: 42px; height: 42px; border-radius: 50%;
    border: 1.5px solid rgba(14,122,254,.55);
    left: 0; top: 0; pointer-events: none;
    transform: translate(-50%, -50%);
    transition: width .3s var(--float), height .3s var(--float),
                background-color .3s ease, border-color .3s ease, opacity .3s ease;
  }
  .cursor-dot {
    display: block; position: fixed; z-index: 999;
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--blue);
    left: 0; top: 0; pointer-events: none;
    transform: translate(-50%, -50%);
  }
  .cursor.is-hover {
    width: 64px; height: 64px;
    background: rgba(79,195,247,.14);
    border-color: rgba(14,122,254,.2);
  }
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background-color .4s ease, box-shadow .4s ease, backdrop-filter .4s ease;
}
.header.is-scrolled {
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 8px 32px -18px rgba(10,37,64,.3);
}
.header__inner {
  display: flex; align-items: center; gap: 1.5rem;
  width: min(1440px, 96%); margin-inline: auto;
  height: var(--header-h);
}
.header.is-scrolled .header__inner { height: 68px; }
.header__inner { transition: height .4s ease; }

.logo { display: flex; align-items: center; gap: .7rem; margin-right: auto; }
/* ロゴ画像（images/logo.png = 横長ロックアップ） */
.logo__img {
  height: 48px; width: auto; display: block;
  transition: transform .3s var(--float);
}
.logo:hover .logo__img { transform: translateY(-3px) scale(1.04); }
@media (max-width: 480px) { .logo__img { height: 38px; } }
/* 紺色フッター上では白抜きに反転 */
.logo--footer .logo__img { filter: brightness(0) invert(1); opacity: .92; height: 42px; }
.logo__mark { width: 44px; height: 44px; border-radius: 12px; flex: none;
  transition: transform .4s var(--spring); }
.logo:hover .logo__mark { transform: rotate(-8deg) scale(1.06); }
.logo__text { display: flex; flex-direction: column; line-height: 1.3; }
.logo__name { font-weight: 900; font-size: 1.02rem; letter-spacing: .04em; color: var(--navy); }
.logo__en { font-family: var(--font-en); font-size: .58rem; letter-spacing: .22em; color: var(--text-soft); }
@media (max-width: 480px) {
  .logo__name { font-size: .92rem; }
  .logo__en { display: none; }
}

.gnav { display: none; }
@media (min-width: 1080px) { .gnav { display: block; } }
.gnav__list { display: flex; gap: 1.9rem; }
.gnav__link {
  position: relative; display: flex; flex-direction: column; align-items: center;
  line-height: 1.35; padding: .3em 0;
}
.gnav__en { font-family: var(--font-en); font-weight: 600; font-size: .82rem; letter-spacing: .1em; color: var(--navy); }
.gnav__jp { font-size: .62rem; color: var(--text-soft); letter-spacing: .08em; }
.gnav__link::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 100%; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--sky), var(--blue));
  transform: scaleX(0); transform-origin: right;
  transition: transform .45s var(--float);
}
.gnav__link:hover::after { transform: scaleX(1); transform-origin: left; }

.header__cta { display: none; }
@media (min-width: 768px) { .header__cta { display: inline-flex; } }

.menu-btn {
  display: grid; place-content: center; gap: 6px;
  width: 52px; height: 52px; border: none; cursor: pointer;
  background: var(--navy); border-radius: 14px;
  transition: transform .3s var(--float), box-shadow .3s var(--float), border-radius .3s ease;
  box-shadow: 0 8px 20px -10px rgba(10,37,64,.5);
}
.menu-btn:hover { transform: translateY(-4px) scale(1.05); box-shadow: 0 18px 36px -12px rgba(10,37,64,.55); }
.menu-btn span {
  width: 22px; height: 2px; background: #fff; border-radius: 2px;
  transition: transform .4s var(--spring), opacity .3s ease;
}
.menu-btn.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-btn.is-open span:nth-child(2) { opacity: 0; }
.menu-btn.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
@media (min-width: 1080px) { .menu-btn { display: none; } }

/* ============================================================
   MOBILE MENU
   ============================================================ */
.mmenu {
  position: fixed; inset: 0; z-index: 90;
  visibility: hidden; pointer-events: none;
}
.mmenu__bg {
  position: absolute; inset: 0;
  background: linear-gradient(160deg, var(--navy-deep), var(--navy) 60%, #0e3a63);
  clip-path: circle(0% at calc(100% - 54px) 42px);
  transition: clip-path .7s cubic-bezier(.77, 0, .18, 1);
}
.mmenu.is-open { visibility: visible; pointer-events: auto; }
.mmenu.is-open .mmenu__bg { clip-path: circle(150% at calc(100% - 54px) 42px); }
.mmenu__nav {
  position: relative; z-index: 2; height: 100%;
  display: flex; flex-direction: column; justify-content: center;
  width: min(560px, 86%); margin-inline: auto;
}
.mmenu__nav ul { display: grid; gap: .4rem; }
.mmenu__nav li {
  opacity: 0; transform: translateY(36px);
  transition: transform .7s var(--spring), opacity .4s ease;
  transition-delay: 0ms;
}
.mmenu.is-open .mmenu__nav li {
  opacity: 1; transform: translateY(0);
  transition-delay: calc(.25s + var(--mi) * 70ms);
}
.mmenu__nav a {
  display: flex; align-items: baseline; gap: 1rem;
  color: #fff; font-family: var(--font-serif);
  font-size: clamp(1.3rem, 5vw, 1.8rem); font-weight: 700;
  padding: .45em 0; letter-spacing: .06em;
  border-bottom: 1px solid rgba(255,255,255,.12);
  transition: padding-left .35s var(--float), color .3s ease;
}
.mmenu__nav a:hover { padding-left: .6em; color: var(--sky); }
.mmenu__nav em { font-family: var(--font-en); font-weight: 300; font-size: .6em; color: var(--sky); }
.mmenu__nav small { font-family: var(--font-en); font-size: .5em; letter-spacing: .25em; color: rgba(255,255,255,.4); margin-left: auto; }
.mmenu__addr { color: rgba(255,255,255,.55); font-size: .78rem; margin-top: 2rem; line-height: 1.8; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: calc(var(--header-h) + 3rem) 0 4.5rem;
  background: linear-gradient(165deg, #f6fafd 0%, var(--ice) 45%, var(--ice-2) 100%);
  overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; pointer-events: none; }
.hero__orb {
  position: absolute; border-radius: 50%;
  filter: blur(70px); opacity: .5;
  animation: orbFloat 14s ease-in-out infinite alternate;
}
.hero__orb--1 { width: 46vw; height: 46vw; background: radial-gradient(circle, #bfe3ff, transparent 65%); top: -14vw; right: -10vw; }
.hero__orb--2 { width: 34vw; height: 34vw; background: radial-gradient(circle, #d8ecff, transparent 65%); bottom: -8vw; left: -10vw; animation-delay: -5s; }
.hero__orb--3 { width: 20vw; height: 20vw; background: radial-gradient(circle, rgba(79,195,247,.5), transparent 65%); top: 30%; left: 34%; animation-delay: -9s; }
@keyframes orbFloat {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(4vw, -3vw) scale(1.12); }
}

.hero__flow { position: absolute; inset: 0; width: 100%; height: 100%; }
.flow-line {
  fill: none; stroke: rgba(14,122,254,.16); stroke-width: 1.6;
  stroke-dasharray: 240 1200;
  animation: flowDash 12s linear infinite;
}
.flow-line--2 { stroke: rgba(79,195,247,.22); animation-duration: 16s; animation-delay: -4s; }
.flow-line--3 { stroke: rgba(10,37,64,.1); animation-duration: 20s; animation-delay: -8s; }
@keyframes flowDash { to { stroke-dashoffset: -1440; } }

.hero__grain {
  position: absolute; inset: 0; opacity: .5; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='.05'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.hero__inner {
  position: relative; z-index: 2;
  width: min(1280px, 92%); margin-inline: auto;
  display: grid; gap: 3.5rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .hero__inner { grid-template-columns: 1.15fr .85fr; gap: 2rem; }
}

/* hero intro sequencing (JS adds .is-in to .hero) */
.js [data-hero] {
  opacity: 0; transform: translateY(44px);
  transition: transform .95s var(--spring), opacity .55s ease-out;
}
.js [data-hero="0"] { transition-delay: .15s; }
.js [data-hero="1"] { transition-delay: .5s; }
.js [data-hero="2"] { transition-delay: .72s; }
.js [data-hero="3"] { transition-delay: .9s; }
.js .hero.is-in [data-hero] { opacity: 1; transform: translateY(0); }

.hero__label {
  display: inline-flex; align-items: center; gap: .5em;
  font-weight: 700; font-size: .85rem; letter-spacing: .12em;
  color: var(--blue);
  background: rgba(255,255,255,.7);
  border: 1px solid rgba(14,122,254,.25);
  border-radius: 999px; padding: .45em 1.2em;
  backdrop-filter: blur(4px);
  margin-bottom: 1.6rem;
}
.hero__label svg { width: 1.1em; height: 1.1em; }

.hero__title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(2.05rem, 6.2vw, 4.4rem);
  line-height: 1.32;
  letter-spacing: .04em;
  color: var(--navy);
  margin-bottom: 1.6rem;
}
.hero__line { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.08em; }
.hero__line--accent,
.hero__line--accent .ch {
  background: linear-gradient(160deg, var(--blue) 20%, var(--sky) 85%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
/* char-split spring reveal */
.js .split .ch {
  display: inline-block; opacity: 0;
  transform: translateY(1.1em) rotate(6deg);
  transition: transform .8s var(--spring), opacity .4s ease;
  transition-delay: calc(.12s + var(--ch) * 42ms);
  will-change: transform;
}
.js .hero.is-in .split .ch { opacity: 1; transform: translateY(0) rotate(0); }

.hero__lead { color: var(--text-soft); font-size: 1.02rem; margin-bottom: 2.2rem; }

.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.8rem; }

.hero__notes { display: flex; flex-wrap: wrap; gap: 1.4rem; font-size: .82rem; font-weight: 700; color: var(--text-soft); }
.hero__notes i {
  font-style: normal; color: var(--blue); margin-right: .35em;
  display: inline-grid; place-content: center;
  width: 1.4em; height: 1.4em; border-radius: 50%;
  background: rgba(14,122,254,.12); font-size: .85em;
}

/* hero visual */
.hero__visual { position: relative; justify-self: center; width: min(480px, 100%); }
.hero__photo {
  border-radius: 28px; overflow: hidden;
  box-shadow: 0 40px 90px -30px rgba(10,37,64,.45);
  transform: perspective(1000px) rotate(0.001deg);
}
.hero__photo img { width: 100%; aspect-ratio: 504 / 550; object-fit: cover; will-change: transform; }

.hero__card {
  position: absolute; z-index: 3;
  display: flex; align-items: center; gap: .7rem;
  padding: .85rem 1.2rem; border-radius: 16px;
  animation: cardFloat 6s ease-in-out infinite alternate;
}
.glass {
  background: rgba(255,255,255,.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.9);
  box-shadow: 0 20px 44px -18px rgba(10,37,64,.35);
}
.hero__card svg { width: 26px; height: 26px; color: var(--blue); flex: none; }
.hero__card strong { display: block; font-size: .82rem; line-height: 1.4; color: var(--navy); }
.hero__card span { display: block; font-size: .68rem; color: var(--text-soft); line-height: 1.4; }
.hero__card--1 { top: 7%; left: -9%; }
.hero__card--2 { bottom: 9%; right: -7%; animation-delay: -3s; }
@keyframes cardFloat {
  from { transform: translateY(0); }
  to   { transform: translateY(-14px); }
}

.hero__badge {
  position: absolute; top: -34px; right: -20px; z-index: 3;
  width: 108px; height: 108px; display: grid; place-items: center;
}
.hero__badge svg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  animation: spin 18s linear infinite;
}
.hero__badge text {
  font-family: var(--font-en); font-size: 10.5px; letter-spacing: .18em;
  fill: var(--navy); font-weight: 600;
}
.hero__badge > span {
  font-family: var(--font-serif); font-weight: 800; font-size: .82rem;
  line-height: 1.3; text-align: center; color: #fff;
  background: linear-gradient(135deg, var(--blue), #0a5fd0);
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-content: center;
  box-shadow: 0 10px 24px -8px rgba(14,122,254,.6);
}
@keyframes spin { to { transform: rotate(360deg); } }

.hero__scroll {
  position: absolute; left: 50%; bottom: 1.6rem; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  z-index: 3;
}
.hero__scroll span { font-family: var(--font-en); font-size: .62rem; letter-spacing: .35em; color: var(--text-soft); }
.hero__scroll i { width: 1.5px; height: 52px; background: rgba(10,37,64,.18); position: relative; overflow: hidden; }
.hero__scroll i::after {
  content: ""; position: absolute; left: 0; top: -100%;
  width: 100%; height: 100%;
  background: var(--blue);
  animation: scrollLine 2s cubic-bezier(.65, 0, .35, 1) infinite;
}
@keyframes scrollLine { 60% { top: 100%; } 100% { top: 100%; } }

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee {
  overflow: hidden; white-space: nowrap;
  background: var(--navy-deep);
  padding: 1.1rem 0;
}
.marquee__track { display: inline-flex; animation: marquee 30s linear infinite; }
.marquee span {
  font-family: var(--font-en); font-weight: 700;
  font-size: clamp(1rem, 2.4vw, 1.5rem);
  letter-spacing: .2em; color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.34);
  padding-right: .5em;
}
.marquee b { color: var(--sky); -webkit-text-stroke: 0; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============================================================
   SECTION COMMON
   ============================================================ */
.section { position: relative; padding: clamp(5rem, 11vw, 8.5rem) 0; }

.sec-head { text-align: center; margin-bottom: clamp(3rem, 7vw, 4.5rem); }
.sec-head--left { text-align: left; }
.sec-head__en {
  font-family: var(--font-en); font-weight: 600;
  font-size: .8rem; letter-spacing: .45em;
  color: var(--blue); margin-bottom: .6rem;
}
.sec-head__jp {
  font-family: var(--font-serif); font-weight: 800;
  font-size: clamp(1.75rem, 4.6vw, 2.7rem);
  letter-spacing: .06em; color: var(--navy);
  line-height: 1.4;
}
.sec-head__jp em {
  background: linear-gradient(100deg, var(--blue), var(--sky));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.sec-head__desc { margin-top: 1.4rem; color: var(--text-soft); font-size: .95rem; }
.sec-head--white .sec-head__jp { color: #fff; }
.sec-head--white .sec-head__desc { color: rgba(255,255,255,.72); }
.sec-head--white .sec-head__en { color: var(--sky); }

/* ============================================================
   PHILOSOPHY
   ============================================================ */
.about { background: var(--white); overflow: hidden; }
/* コンテンツは透かし文字より必ず手前に描画する */
.about .container, .message .container { position: relative; z-index: 1; }
.about__ghost, .message__ghost {
  position: absolute; right: -2%; bottom: -4%;
  font-family: var(--font-serif); font-weight: 800;
  font-size: clamp(6.5rem, 13vw, 12rem);
  line-height: 1; color: var(--ice);
  opacity: .75;
  z-index: 0; pointer-events: none; user-select: none;
}

.kokoroe {
  position: relative; z-index: 1;
  display: grid; gap: 1.6rem;
  counter-reset: kokoroe;
}
@media (min-width: 820px) { .kokoroe { grid-template-columns: repeat(3, 1fr); } }
.kokoroe__item {
  position: relative;
  background: linear-gradient(170deg, #fbfdff, var(--ice));
  border: 1px solid var(--line-color);
  border-radius: var(--radius);
  padding: 2.6rem 2rem 2.2rem;
  transition: transform .45s var(--float), box-shadow .45s var(--float), border-color .3s ease;
  overflow: hidden;
}
.kokoroe__item:hover {
  transform: translateY(-10px);
  box-shadow: 0 30px 60px -24px rgba(10,37,64,.28);
  border-color: rgba(14,122,254,.35);
}
.kokoroe__item::before {
  content: ""; position: absolute; left: 0; top: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--sky));
  transform: scaleX(0); transform-origin: left;
  transition: transform .5s var(--float);
}
.kokoroe__item:hover::before { transform: scaleX(1); }
.kokoroe__num {
  position: absolute; top: 1rem; right: 1.4rem;
  font-family: var(--font-serif); font-weight: 800;
  font-size: 3.2rem; color: rgba(14,122,254,.1);
  line-height: 1;
}
.kokoroe__icon {
  width: 64px; height: 64px; border-radius: 18px;
  display: grid; place-content: center;
  background: linear-gradient(135deg, var(--blue), #0a5fd0);
  box-shadow: 0 14px 30px -12px rgba(14,122,254,.55);
  margin-bottom: 1.4rem;
  transition: transform .5s var(--spring);
}
.kokoroe__item:hover .kokoroe__icon { transform: translateY(-4px) rotate(-6deg) scale(1.06); }
.kokoroe__icon svg { width: 30px; height: 30px; color: #fff; }
.kokoroe__item h3 {
  font-family: var(--font-serif); font-weight: 700;
  font-size: 1.3rem; letter-spacing: .05em;
  color: var(--navy); margin-bottom: .7rem;
}
.kokoroe__item p { font-size: .9rem; color: var(--text-soft); }

/* ============================================================
   REASON
   ============================================================ */
.reason {
  background:
    radial-gradient(60% 50% at 85% 8%, rgba(79,195,247,.12), transparent),
    linear-gradient(175deg, var(--ice) 0%, #f7fbfe 30%, var(--ice-2) 100%);
}
.reason__list { display: grid; gap: clamp(4rem, 9vw, 6.5rem); }
.reason__item {
  display: grid; gap: 2rem; align-items: center;
}
@media (min-width: 900px) {
  .reason__item { grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 6vw, 5rem); }
  .reason__item--rev .reason__media { order: 2; }
  .reason__item--rev .reason__body { order: 1; }
}
.reason__media { position: relative; }
.reason__media .img-reveal {
  border-radius: 24px;
  box-shadow: 0 34px 70px -28px rgba(10,37,64,.4);
}
.reason__media img { width: 100%; aspect-ratio: 4 / 2.9; object-fit: cover;
  transition: transform 1.4s var(--float); }
.reason__media:hover .img-reveal img { transform: scale(1.06); }
.reason__num {
  position: absolute; top: -2.1rem; left: -.6rem; z-index: 2;
  font-family: var(--font-en); font-weight: 700;
  font-size: clamp(4rem, 8vw, 6rem); line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.6px var(--blue);
  opacity: .85;
}
.reason__item--rev .reason__num { left: auto; right: -.6rem; }
.reason__en {
  font-family: var(--font-en); font-weight: 600; font-size: .74rem;
  letter-spacing: .4em; color: var(--blue); margin-bottom: .5rem;
}
.reason__body h3 {
  font-family: var(--font-serif); font-weight: 800;
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  color: var(--navy); letter-spacing: .05em;
  margin-bottom: .9rem;
}
.reason__catch {
  font-weight: 700; color: var(--blue); font-size: 1.02rem;
  margin-bottom: .9rem; letter-spacing: .04em;
}
.reason__body > p:last-child { color: var(--text-soft); font-size: .95rem; }

/* ============================================================
   SERVICE
   ============================================================ */
.service { background: var(--white); }
.service__grid { display: grid; gap: 1.8rem; margin-bottom: 3.5rem; }
@media (min-width: 880px) { .service__grid { grid-template-columns: repeat(3, 1fr); } }
.service__card {
  background: #fff;
  border: 1px solid var(--line-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .45s var(--float), box-shadow .45s var(--float), border-color .3s ease;
}
.service__card:hover {
  transform: translateY(-10px);
  box-shadow: 0 34px 64px -26px rgba(10,37,64,.3);
  border-color: rgba(14,122,254,.3);
}
.service__img { border-radius: 0; }
.service__img img {
  width: 100%; aspect-ratio: 16 / 10.5; object-fit: cover;
  transition: transform 1.2s var(--float);
}
.service__card:hover .service__img img { transform: scale(1.08); }
.service__body { padding: 1.7rem 1.6rem 2rem; }
.service__tag {
  display: inline-block;
  font-family: var(--font-en); font-weight: 600; font-size: .66rem;
  letter-spacing: .3em; color: var(--blue);
  border: 1px solid rgba(14,122,254,.35);
  border-radius: 999px; padding: .3em 1em;
  margin-bottom: .9rem;
}
.service__body h3 {
  font-family: var(--font-serif); font-weight: 700;
  font-size: 1.18rem; color: var(--navy);
  letter-spacing: .03em; margin-bottom: .6rem; line-height: 1.5;
}
.service__body p { font-size: .88rem; color: var(--text-soft); }

.service__note {
  display: grid; gap: 1.6rem; align-items: center;
  background: linear-gradient(120deg, var(--ice), #f2f9ff);
  border: 1px solid var(--line-color);
  border-radius: 24px;
  padding: clamp(1.8rem, 4vw, 2.8rem) clamp(1.6rem, 4vw, 3rem);
}
@media (min-width: 880px) { .service__note { grid-template-columns: 1fr auto; } }
.service__note h3 {
  font-family: var(--font-serif); font-size: 1.4rem; color: var(--navy);
  margin-bottom: .5rem;
}
.service__note h3 em { color: var(--blue); font-size: 1.25em; }
.service__note p { font-size: .9rem; color: var(--text-soft); }

/* ============================================================
   FLOW
   ============================================================ */
.flow {
  background:
    radial-gradient(50% 60% at 12% 20%, rgba(79,195,247,.1), transparent),
    linear-gradient(180deg, var(--ice) 0%, #f6fafd 100%);
}
.flow__steps {
  display: grid; gap: 2.4rem;
  counter-reset: flow;
  position: relative;
}
@media (min-width: 880px) { .flow__steps { grid-template-columns: repeat(4, 1fr); gap: 1.6rem; } }
.flow__step {
  position: relative;
  background: #fff;
  border: 1px solid var(--line-color);
  border-radius: var(--radius);
  padding: 2.1rem 1.6rem;
  text-align: center;
  transition: transform .45s var(--float), box-shadow .45s var(--float);
}
.flow__step:hover {
  transform: translateY(-8px);
  box-shadow: 0 26px 52px -24px rgba(10,37,64,.3);
}
.flow__step:not(:last-child)::after {
  content: ""; position: absolute;
  left: 50%; bottom: -1.9rem; transform: translateX(-50%) rotate(90deg);
  width: 1.4rem; height: 1.4rem;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230E7AFE' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14'/%3E%3Cpath d='m13 6 6 6-6 6'/%3E%3C/svg%3E") center / contain no-repeat;
}
@media (min-width: 880px) {
  .flow__step:not(:last-child)::after {
    left: auto; right: -1.5rem; bottom: auto; top: 50%;
    transform: translateY(-50%) rotate(0);
  }
}
.flow__num {
  font-family: var(--font-en); font-weight: 700; font-size: .7rem;
  letter-spacing: .3em; color: var(--blue);
}
.flow__icon {
  width: 72px; height: 72px; margin: 1rem auto 1.2rem;
  border-radius: 50%;
  display: grid; place-content: center;
  background: linear-gradient(135deg, var(--ice), #fff);
  border: 1.5px solid rgba(14,122,254,.3);
  transition: transform .5s var(--spring), background-color .3s ease;
}
.flow__step:hover .flow__icon { transform: translateY(-4px) scale(1.08); }
.flow__icon svg { width: 32px; height: 32px; color: var(--blue); }
.flow__step h3 {
  font-family: var(--font-serif); font-weight: 700; font-size: 1.12rem;
  color: var(--navy); margin-bottom: .5rem;
}
.flow__step p { font-size: .82rem; color: var(--text-soft); text-align: left; }

/* ============================================================
   MESSAGE
   ============================================================ */
.message { background: var(--white); overflow: hidden; }
.message__ghost { left: -2%; right: auto; }
.message__grid {
  position: relative; z-index: 1;
  display: grid; gap: 3.2rem; align-items: start;
}
@media (min-width: 960px) {
  .message__grid { grid-template-columns: .82fr 1.18fr; gap: clamp(3rem, 6vw, 5.5rem); }
}
.message__photo-wrap { position: relative; width: min(380px, 100%); margin-inline: auto; }
.message__photo {
  border-radius: 26px;
  box-shadow: 0 36px 72px -28px rgba(10,37,64,.42);
}
.message__photo::before {
  content: ""; position: absolute; inset: -14px -14px auto auto;
  width: 60%; height: 60%;
  border: 2px solid rgba(14,122,254,.3);
  border-radius: 26px; z-index: -1;
  transform: translate(14px, -14px);
}
.message__photo img { width: 100%; aspect-ratio: 272 / 340; object-fit: cover; object-position: top; }
.message__quote {
  position: absolute; top: -2.4rem; left: -1.2rem;
  font-family: var(--font-serif); font-size: 7rem; line-height: 1;
  color: rgba(14,122,254,.18); z-index: 2;
}
.message__name-card {
  position: absolute; bottom: -1.3rem; right: -.8rem;
  padding: .9rem 1.5rem; border-radius: 16px;
  display: flex; flex-direction: column; line-height: 1.5;
}
.message__name-card span { font-size: .66rem; color: var(--blue); font-weight: 700; letter-spacing: .2em; }
.message__name-card strong { font-family: var(--font-serif); font-size: 1.25rem; color: var(--navy); letter-spacing: .1em; }
.message__name-card small { font-family: var(--font-en); font-size: .6rem; letter-spacing: .3em; color: var(--text-soft); }

.message__catch {
  font-family: var(--font-serif); font-weight: 800;
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  color: var(--navy); line-height: 1.6; letter-spacing: .05em;
  margin: 1.8rem 0 1.6rem;
}
.message__text p { color: var(--text-soft); font-size: .96rem; margin-bottom: 1.1rem; }
.message__partner {
  display: grid; grid-template-columns: 96px 1fr;
  gap: 1.1rem 1.4rem; align-items: center;
  background: var(--ice); border: 1px solid var(--line-color);
  border-radius: var(--radius);
  padding: 1.5rem 1.6rem; margin-top: 2rem;
}
.message__partner img {
  width: 96px; height: 96px; object-fit: cover; object-position: 50% 30%;
  border-radius: 22px; border: 3px solid #fff;
  box-shadow: 0 10px 22px -10px rgba(10,37,64,.4);
  align-self: start;
}
.message__partner span { font-size: .66rem; font-weight: 700; letter-spacing: .18em; color: var(--blue); display: block; margin-bottom: .15rem; }
.message__partner strong { font-family: var(--font-serif); color: var(--navy); font-size: 1.05rem; display: block; margin-bottom: .4rem; line-height: 1.5; }
.message__partner p { font-size: .82rem; color: var(--text-soft); line-height: 1.75; }
@media (max-width: 560px) {
  .message__partner { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .message__partner img { align-self: center; }
  .message__partner p { text-align: left; }
}

/* ============================================================
   COMPANY
   ============================================================ */
.company { background: linear-gradient(180deg, #f6fafd, var(--ice)); }
.company__grid { display: grid; gap: 2.4rem; align-items: start; }
@media (min-width: 960px) { .company__grid { grid-template-columns: 1.15fr .85fr; gap: 3rem; } }

.company__table {
  background: #fff; border: 1px solid var(--line-color);
  border-radius: 24px; overflow: hidden;
  box-shadow: 0 24px 56px -30px rgba(10,37,64,.25);
}
.company__table > div {
  display: grid; grid-template-columns: 118px 1fr;
  border-bottom: 1px solid var(--ice-2);
  transition: background-color .3s ease;
}
@media (min-width: 560px) { .company__table > div { grid-template-columns: 160px 1fr; } }
.company__table > div:last-child { border-bottom: none; }
.company__table > div:hover { background: #f8fbfe; }
.company__table dt {
  padding: 1.15rem 1.3rem;
  font-weight: 700; font-size: .84rem; color: var(--navy);
  background: rgba(14,122,254,.05);
  display: flex; align-items: center;
}
.company__table dd { padding: 1.15rem 1.3rem; font-size: .92rem; color: var(--text-soft); }
.company__table dd a { color: var(--blue); font-weight: 700; border-bottom: 1px dashed currentColor; }

.company__area {
  background: linear-gradient(160deg, var(--navy), var(--navy-soft));
  color: #fff; border-radius: 24px;
  padding: 2.2rem 2rem;
  box-shadow: 0 24px 56px -26px rgba(10,37,64,.55);
  position: relative; overflow: hidden;
}
.company__area::after {
  content: ""; position: absolute; right: -40px; top: -40px;
  width: 180px; height: 180px; border-radius: 50%;
  background: radial-gradient(circle, rgba(79,195,247,.35), transparent 70%);
}
.company__area h3 {
  display: flex; align-items: center; gap: .5em;
  font-family: var(--font-serif); font-size: 1.25rem;
  letter-spacing: .08em; margin-bottom: 1.3rem;
}
.company__area h3 svg { width: 1.2em; height: 1.2em; color: var(--sky); }
.company__chips { display: flex; flex-wrap: wrap; gap: .6rem; position: relative; z-index: 1; }
.company__chips li {
  font-size: .8rem; font-weight: 500;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px; padding: .4em 1.1em;
  transition: transform .3s var(--float), background-color .3s ease;
}
.company__chips li:hover { transform: translateY(-3px); background: rgba(79,195,247,.25); }
.company__area-note { margin-top: 1.3rem; font-size: .78rem; color: rgba(255,255,255,.65); }

/* ============================================================
   CTA
   ============================================================ */
.cta {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 55%, #0d3d6b 100%);
  padding: clamp(5rem, 11vw, 8rem) 0;
}
.cta__bg { position: absolute; inset: 0; pointer-events: none; }
.cta__orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .5; animation: orbFloat 16s ease-in-out infinite alternate; }
.cta__orb--1 { width: 40vw; height: 40vw; background: radial-gradient(circle, rgba(14,122,254,.55), transparent 65%); top: -12vw; right: -8vw; }
.cta__orb--2 { width: 30vw; height: 30vw; background: radial-gradient(circle, rgba(79,195,247,.4), transparent 65%); bottom: -10vw; left: -6vw; animation-delay: -6s; }
.cta__flow { position: absolute; inset: 0; width: 100%; height: 100%; }
.cta .flow-line { stroke: rgba(79,195,247,.2); }
.cta .flow-line--2 { stroke: rgba(255,255,255,.1); }

.cta .container { position: relative; z-index: 2; }
.cta .sec-head { margin-bottom: 2.8rem; }
.cta__actions {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 1.4rem;
}
.cta__fax {
  text-align: center; margin-top: 2.2rem;
  color: rgba(255,255,255,.55); font-size: .85rem; letter-spacing: .1em;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  position: relative;
  background: var(--navy-deep); color: #fff;
  padding: 4rem 0 2rem;
}
.footer__grid { display: grid; gap: 2.5rem; margin-bottom: 3rem; }
@media (min-width: 880px) { .footer__grid { grid-template-columns: 1fr auto; align-items: start; } }
.logo--footer .logo__name { color: #fff; }
.logo--footer .logo__en { color: rgba(255,255,255,.45); }
.footer__brand p { margin-top: 1.2rem; font-size: .82rem; color: rgba(255,255,255,.55); }
.footer__nav ul { display: flex; flex-wrap: wrap; gap: 1.2rem 1.8rem; }
@media (min-width: 880px) { .footer__nav ul { flex-direction: column; gap: .8rem; } }
.footer__nav a {
  font-size: .85rem; color: rgba(255,255,255,.72);
  position: relative; padding-left: 1.1em;
  transition: color .3s ease, padding-left .3s var(--float);
}
.footer__nav a::before {
  content: ""; position: absolute; left: 0; top: 50%;
  width: .5em; height: 1.5px; background: var(--sky);
  transform: translateY(-50%) scaleX(.6); transform-origin: left;
  transition: transform .3s var(--float);
}
.footer__nav a:hover { color: var(--sky); padding-left: 1.4em; }
.footer__nav a:hover::before { transform: translateY(-50%) scaleX(1.2); }

/* フッター Instagram リンク */
.footer__insta {
  display: inline-flex; align-items: center; gap: .6em;
  margin-top: 1.2rem;
  padding: .55em 1.3em;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px;
  font-size: .8rem; font-weight: 700; letter-spacing: .05em;
  color: rgba(255,255,255,.75);
  transition: transform .3s var(--float), box-shadow .3s var(--float),
              color .3s ease, border-color .3s ease, background-color .3s ease;
}
.footer__insta svg { width: 1.25em; height: 1.25em; }
.footer__insta:hover {
  transform: translateY(-4px) scale(1.05);
  color: #fff; border-color: transparent;
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  box-shadow: 0 16px 32px -12px rgba(220,39,67,.5);
}

/* Instagram ボタン（お問い合わせページ等） */
.btn--insta {
  color: #fff;
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  box-shadow: 0 12px 28px -12px rgba(220,39,67,.55);
}
.btn--insta:hover, .btn--insta:focus-visible {
  box-shadow: 0 28px 56px -14px rgba(220,39,67,.6);
}

/* SNS 案内ストリップ */
.sns-strip {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 1rem 1.6rem;
  max-width: 760px; margin: 2.2rem auto 0;
  background: linear-gradient(120deg, #fff7f2, #fdf1f6);
  border: 1px solid #f5dfe7;
  border-radius: var(--radius);
  padding: 1.4rem 1.8rem;
  text-align: center;
}
.sns-strip p { font-size: .88rem; color: var(--text-soft); }
.sns-strip p strong { color: var(--navy); }
.footer__copy {
  text-align: center; border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 1.8rem; font-size: .74rem; color: rgba(255,255,255,.4);
  letter-spacing: .08em;
}

.pagetop {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 80;
  width: 54px; height: 54px; border-radius: 50%;
  border: none; cursor: pointer;
  background: linear-gradient(135deg, var(--blue), #0a5fd0);
  color: #fff; display: grid; place-content: center;
  box-shadow: 0 14px 30px -10px rgba(14,122,254,.6);
  opacity: 0; transform: translateY(20px) scale(.8);
  pointer-events: none;
  transition: opacity .35s ease, transform .35s var(--spring), box-shadow .3s var(--float);
}
.pagetop.is-show { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.pagetop:hover { transform: translateY(-5px) scale(1.05); box-shadow: 0 24px 44px -12px rgba(14,122,254,.65); }
.pagetop svg { width: 22px; height: 22px; }

/* ============================================================
   SUBPAGE COMPONENTS
   ============================================================ */

/* ---------- Page hero (下層ページ共通ヘッダー) ---------- */
.page-hero {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 60%, #0d3a66 100%);
  padding: calc(var(--header-h) + clamp(3rem, 7vw, 5rem)) 0 clamp(2.8rem, 6vw, 4.2rem);
  color: #fff;
}
.page-hero__flow { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.page-hero .flow-line { stroke: rgba(79,195,247,.18); }
.page-hero .flow-line--2 { stroke: rgba(255,255,255,.08); }
.page-hero__ghost {
  position: absolute; right: -1%; bottom: -18%;
  font-family: var(--font-en); font-weight: 700;
  font-size: clamp(5rem, 14vw, 11rem); line-height: 1;
  color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.08);
  pointer-events: none; user-select: none; white-space: nowrap;
}
.page-hero__en {
  font-family: var(--font-en); font-weight: 600;
  font-size: .8rem; letter-spacing: .45em; color: var(--sky);
  margin-bottom: .7rem;
}
.page-hero__title {
  font-family: var(--font-serif); font-weight: 800;
  font-size: clamp(1.9rem, 5vw, 3rem); letter-spacing: .06em; line-height: 1.4;
}
.page-hero__desc { margin-top: 1rem; color: rgba(255,255,255,.75); font-size: .95rem; max-width: 46em; }

.breadcrumb {
  display: flex; flex-wrap: wrap; gap: .6em;
  margin-top: 1.6rem;
  font-size: .74rem; color: rgba(255,255,255,.55); letter-spacing: .06em;
}
.breadcrumb a { color: var(--sky); transition: opacity .3s ease; }
.breadcrumb a:hover { opacity: .7; }
.breadcrumb li:not(:last-child)::after { content: "›"; margin-left: .6em; color: rgba(255,255,255,.35); }

/* ---------- Section variants ---------- */
.section--alt {
  background:
    radial-gradient(55% 50% at 90% 6%, rgba(79,195,247,.1), transparent),
    linear-gradient(178deg, var(--ice) 0%, #f7fbfe 55%, var(--ice-2) 100%);
}
.section__intro { text-align: center; max-width: 46em; margin: -1.5rem auto 3rem; color: var(--text-soft); font-size: .95rem; }

/* ---------- チェックリスト ---------- */
.check-list { display: grid; gap: .7rem; }
.check-list li {
  position: relative; padding-left: 2rem;
  font-size: .95rem; color: var(--text);
}
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: .1em;
  width: 1.4em; height: 1.4em; border-radius: 50%;
  display: grid; place-content: center;
  background: rgba(14,122,254,.12); color: var(--blue);
  font-size: .85em; font-weight: 700;
}

/* ---------- 料金・メニュー表 ---------- */
.price-card {
  background: #fff; border: 1px solid var(--line-color);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 18px 44px -28px rgba(10,37,64,.25);
}
.price-card + .price-card { margin-top: 1.4rem; }
.price-card__head {
  display: flex; flex-wrap: wrap; align-items: center; gap: .8rem 1.2rem;
  padding: 1.3rem 1.6rem;
  background: linear-gradient(120deg, var(--navy), var(--navy-soft));
  color: #fff;
}
.price-card__head h3 { font-family: var(--font-serif); font-size: 1.15rem; letter-spacing: .05em; }
.price-card__tag {
  font-family: var(--font-en); font-size: .62rem; font-weight: 600;
  letter-spacing: .3em; color: var(--sky);
  border: 1px solid rgba(79,195,247,.5); border-radius: 999px; padding: .25em 1em;
}
.price-card__price { margin-left: auto; font-weight: 700; color: var(--sky); font-size: .9rem; }
.price-card__body { padding: 1.5rem 1.6rem; }
.price-card__body p { font-size: .92rem; color: var(--text-soft); margin-bottom: 1rem; }
.price-card__note { font-size: .8rem; color: var(--text-soft); background: var(--ice); border-radius: 12px; padding: .8rem 1.1rem; }

.note-box {
  background: var(--ice); border: 1px solid var(--line-color);
  border-left: 4px solid var(--blue);
  border-radius: 14px; padding: 1.3rem 1.6rem;
  font-size: .88rem; color: var(--text-soft);
}
.note-box strong { color: var(--navy); }

/* ---------- 施工事例 ---------- */
.works-grid { display: grid; gap: 1.8rem; }
@media (min-width: 680px)  { .works-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .works-grid { grid-template-columns: repeat(3, 1fr); } }
.work-card {
  background: #fff; border: 1px solid var(--line-color);
  border-radius: var(--radius); overflow: hidden;
  transition: transform .45s var(--float), box-shadow .45s var(--float), border-color .3s ease;
}
.work-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 56px -26px rgba(10,37,64,.3);
  border-color: rgba(14,122,254,.3);
}
.work-card__img { position: relative; overflow: hidden; }
.work-card__img img { width: 100%; aspect-ratio: 4 / 3.4; object-fit: cover; transition: transform 1.1s var(--float); }
.work-card:hover .work-card__img img { transform: scale(1.07); }
.work-card__area {
  position: absolute; left: .9rem; bottom: .9rem;
  display: inline-flex; align-items: center; gap: .4em;
  background: rgba(7,26,48,.82); color: #fff;
  backdrop-filter: blur(6px);
  font-size: .74rem; font-weight: 700; letter-spacing: .06em;
  border-radius: 999px; padding: .4em 1em;
}
.work-card__area svg { width: .95em; height: .95em; color: var(--sky); }
.work-card__body { padding: 1.3rem 1.4rem 1.5rem; }
.work-card__date { font-family: var(--font-en); font-size: .7rem; letter-spacing: .2em; color: var(--blue); font-weight: 600; }
.work-card__body h3 { font-family: var(--font-serif); font-size: 1.05rem; color: var(--navy); margin: .4rem 0 .5rem; line-height: 1.5; }
.work-card__body p { font-size: .84rem; color: var(--text-soft); }
.work-card__tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .9rem; }
.work-card__tags span {
  font-size: .68rem; color: var(--blue); font-weight: 700;
  background: rgba(14,122,254,.08); border-radius: 999px; padding: .25em .9em;
}

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 1rem; max-width: 860px; margin-inline: auto; }
.faq details {
  background: #fff; border: 1px solid var(--line-color);
  border-radius: 16px; overflow: hidden;
  transition: box-shadow .3s var(--float), border-color .3s ease;
}
.faq details[open] { border-color: rgba(14,122,254,.35); box-shadow: 0 18px 40px -24px rgba(10,37,64,.25); }
.faq summary {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.2rem 1.4rem; cursor: pointer;
  font-weight: 700; color: var(--navy); font-size: .95rem;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: "Q"; flex: none;
  width: 2em; height: 2em; border-radius: 50%;
  display: grid; place-content: center;
  background: linear-gradient(135deg, var(--blue), #0a5fd0);
  color: #fff; font-family: var(--font-en); font-weight: 700;
}
.faq summary::after {
  content: ""; margin-left: auto; flex: none;
  width: .7em; height: .7em;
  border-right: 2px solid var(--blue); border-bottom: 2px solid var(--blue);
  transform: rotate(45deg); transition: transform .35s var(--spring);
}
.faq details[open] summary::after { transform: rotate(225deg); }
.faq .faq__a {
  display: flex; gap: 1rem;
  padding: 0 1.4rem 1.3rem;
  font-size: .9rem; color: var(--text-soft); line-height: 1.9;
}
.faq .faq__a::before {
  content: "A"; flex: none;
  width: 2em; height: 2em; border-radius: 50%;
  display: grid; place-content: center;
  background: var(--ice); color: var(--blue);
  font-family: var(--font-en); font-weight: 700; font-size: .95rem;
}

/* ---------- 縦タイムライン（ご依頼の流れ 詳細） ---------- */
.steps-v { position: relative; max-width: 860px; margin-inline: auto; display: grid; gap: 2rem; }
.steps-v::before {
  content: ""; position: absolute; left: 35px; top: 20px; bottom: 20px;
  width: 2px; background: linear-gradient(180deg, var(--sky), var(--blue));
  opacity: .35;
}
.step-v {
  position: relative;
  display: grid; grid-template-columns: 72px 1fr; gap: 1.2rem;
  align-items: start;
}
.step-v__num {
  position: relative; z-index: 1;
  width: 72px; height: 72px; border-radius: 50%;
  display: grid; place-content: center; text-align: center;
  background: #fff; border: 2px solid rgba(14,122,254,.35);
  box-shadow: 0 10px 24px -12px rgba(10,37,64,.3);
  font-family: var(--font-en); font-weight: 700; color: var(--blue);
  line-height: 1.1;
}
.step-v__num small { display: block; font-size: .5rem; letter-spacing: .2em; }
.step-v__num b { font-size: 1.3rem; }
.step-v__body {
  background: #fff; border: 1px solid var(--line-color);
  border-radius: var(--radius); padding: 1.5rem 1.7rem;
  transition: transform .45s var(--float), box-shadow .45s var(--float);
}
.step-v__body:hover { transform: translateY(-4px); box-shadow: 0 22px 44px -24px rgba(10,37,64,.28); }
.step-v__body h3 { font-family: var(--font-serif); font-size: 1.15rem; color: var(--navy); margin-bottom: .5rem; }
.step-v__body p { font-size: .9rem; color: var(--text-soft); }
.step-v__body .check-list { margin-top: .9rem; }
.step-v__body .check-list li { font-size: .84rem; color: var(--text-soft); }

/* ---------- CTAバンド（下層ページ共通） ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: linear-gradient(140deg, var(--navy-deep), var(--navy) 60%, #0d3a66);
  color: #fff;
  padding: clamp(3.5rem, 8vw, 5.5rem) 0;
}
.cta-band::after {
  content: ""; position: absolute; right: -80px; top: -80px;
  width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(circle, rgba(79,195,247,.3), transparent 70%);
}
.cta-band__inner {
  position: relative; z-index: 1;
  display: grid; gap: 1.8rem; justify-items: center; text-align: center;
}
.cta-band h2 {
  font-family: var(--font-serif); font-weight: 800;
  font-size: clamp(1.4rem, 3.6vw, 2rem); letter-spacing: .06em; line-height: 1.6;
}
.cta-band p { color: rgba(255,255,255,.7); font-size: .9rem; margin-top: -0.6rem; }
.cta-band__btns { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* ---------- お問い合わせページ ---------- */
.contact-methods { display: grid; gap: 1.6rem; }
@media (min-width: 880px) { .contact-methods { grid-template-columns: repeat(3, 1fr); } }
.method-card {
  background: #fff; border: 1px solid var(--line-color);
  border-radius: var(--radius); padding: 2rem 1.7rem;
  text-align: center;
  transition: transform .45s var(--float), box-shadow .45s var(--float), border-color .3s ease;
}
.method-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 28px 54px -26px rgba(10,37,64,.3);
  border-color: rgba(14,122,254,.3);
}
.method-card__icon {
  width: 64px; height: 64px; margin: 0 auto 1rem;
  border-radius: 20px; display: grid; place-content: center;
  background: linear-gradient(135deg, var(--blue), #0a5fd0);
  box-shadow: 0 14px 28px -12px rgba(14,122,254,.55);
}
.method-card__icon svg { width: 30px; height: 30px; color: #fff; }
.method-card--line .method-card__icon { background: linear-gradient(135deg, #07c160, #05a04e); box-shadow: 0 14px 28px -12px rgba(7,193,96,.5); }
.method-card h3 { font-family: var(--font-serif); font-size: 1.1rem; color: var(--navy); margin-bottom: .4rem; }
.method-card p { font-size: .82rem; color: var(--text-soft); margin-bottom: 1.1rem; }
.method-card strong { display: block; font-family: var(--font-en); letter-spacing: .04em; color: var(--navy); font-size: 1rem; margin-bottom: 1rem; word-break: break-all; }

.contact-form {
  max-width: 760px; margin-inline: auto;
  background: #fff; border: 1px solid var(--line-color);
  border-radius: 24px; padding: clamp(1.8rem, 5vw, 3rem);
  box-shadow: 0 26px 60px -32px rgba(10,37,64,.3);
}
.form-row { margin-bottom: 1.5rem; }
.form-row label {
  display: flex; align-items: center; gap: .6em;
  font-weight: 700; font-size: .88rem; color: var(--navy);
  margin-bottom: .5rem;
}
.form-row .req, .form-row .opt {
  font-size: .62rem; font-weight: 700; letter-spacing: .1em;
  border-radius: 6px; padding: .2em .7em;
}
.form-row .req { background: #ffe9e9; color: #d64545; }
.form-row .opt { background: var(--ice); color: var(--text-soft); }
.form-row input, .form-row select, .form-row textarea {
  /* 16px未満だと iOS Safari がフォーカス時に自動ズームするため max() で下限を確保 */
  width: 100%; font: inherit; font-size: max(16px, .95rem);
  border: 1.5px solid var(--line-color); border-radius: 12px;
  padding: .85em 1.1em; background: #fbfdff; color: var(--text);
  transition: border-color .3s ease, box-shadow .3s ease;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none; border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(14,122,254,.12);
}
.form-row textarea { min-height: 150px; resize: vertical; }
.form-submit { text-align: center; margin-top: 2rem; }
.form-submit .btn { min-width: 260px; }
.form-note { font-size: .78rem; color: var(--text-soft); text-align: center; margin-top: 1.2rem; }
.form-trap {
  position: absolute !important; width: 1px !important; height: 1px !important;
  overflow: hidden !important; clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
}
.form-status { min-height: 1.6em; margin-top: 1rem; font-size: .86rem; font-weight: 700; }
.form-status.is-success { color: #087a42; }
.form-status.is-error { color: #c53b3b; }
.form-submit .btn:disabled { opacity: .65; cursor: wait; transform: none; }

/* ---------- ナビ現在地 ---------- */
.gnav__link.is-current::after { transform: scaleX(1); }
.gnav__link.is-current .gnav__en { color: var(--blue); }

/* ---------- TOP: 事例プレビュー等の汎用 ---------- */
.sec-more { text-align: center; margin-top: 3rem; }
.two-col { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 920px) { .two-col { grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 6vw, 5rem); } }
.two-col .img-reveal { box-shadow: 0 30px 64px -28px rgba(10,37,64,.35); }
.two-col .img-reveal img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

/* ============================================================
   RESPONSIVE FIXES（監査反映）
   ============================================================ */

/* スクリーンリーダー専用見出し（見出し階層 h1→h3 スキップの解消用） */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  white-space: nowrap; border: 0;
}

/* ヒーロー: モバイルで負のオフセットが viewport 外にはみ出しクリップされる問題 */
@media (max-width: 767px) {
  .hero__card--1 { left: 0; }
  .hero__card--2 { right: 0; }
  .hero__badge { right: 0; }
}

/* ヒーロー: 縦積み時は SCROLL インジケーターが写真に重なるため非表示 */
@media (max-width: 1023px) {
  .hero__scroll { display: none; }
  .hero { padding-bottom: 5.5rem; }
}

/* モバイルメニュー: 低いビューポート（横向き等）であふれた時にスクロール可能に */
.mmenu__nav {
  justify-content: flex-start;
  overflow-y: auto;
  padding-block: calc(var(--header-h) + .5rem) 1.5rem;
}
.mmenu__nav > ul { margin-top: auto; }
.mmenu__addr { margin-bottom: auto; }

/* 代表写真: 元画像(272px幅)の過度な拡大によるぼやけを軽減 */
.message__photo-wrap { width: min(340px, 100%); }

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
  .js [data-reveal], .js [data-hero], .js .split .ch {
    opacity: 1 !important; transform: none !important;
  }
  .loader { display: none !important; }
}