/*
 * landing-contact.css
 * Extracted from lien-he.html inline <style>. Values preserved 1:1 to avoid layout shifts.
 */

:root {
  --bg: #FDFCF8;
  --bg-soft: #F5F4EF;
  --bg-card: #FFFFFF;
  --ink: #111111;
  --ink-soft: #444444;
  --ink-muted: #666666;
  --gold: #C59A63;
  --gold-deep: #A67E4E;
  --rule: rgba(17,17,17,0.08);
  --rule-soft: rgba(17,17,17,0.04);
  --danger: #B14A3E;
  --success: #2E7D5B;
  --font-serif: var(--font-sans);
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --maxw: 1080px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.03), 0 1px 2px rgba(0,0,0,0.02);
  --shadow-md: 0 10px 30px rgba(0,0,0,0.04), 0 2px 8px rgba(0,0,0,0.02);
  --shadow-lg: 0 20px 40px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.03);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #141414;
    --bg-soft: #1C1C1C;
    --bg-card: #222222;
    --ink: #F8F8F8;
    --ink-soft: #CCCCCC;
    --ink-muted: #999999;
    --rule: rgba(255,255,255,0.08);
    --rule-soft: rgba(255,255,255,0.04);
    --gold: #C59A63;
    --gold-deep: #E0B687;
    --danger: #E07A6E;
    --success: #6BB897;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.3);
    --shadow-lg: 0 20px 40px rgba(0,0,0,0.4);
  }
}
:root[data-theme="dark"] {
  --bg: #141414;
  --bg-soft: #1C1C1C;
  --bg-card: #222222;
  --ink: #F8F8F8;
  --ink-soft: #CCCCCC;
  --ink-muted: #999999;
  --rule: rgba(255,255,255,0.08);
  --rule-soft: rgba(255,255,255,0.04);
  --gold: #C59A63;
  --gold-deep: #E0B687;
  --danger: #E07A6E;
  --success: #6BB897;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.3);
    --shadow-lg: 0 20px 40px rgba(0,0,0,0.4);
}

.lang-dd {
  position: relative;
  display: flex;
  align-items: center;
}

.lang-dd-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 0 12px;
  height: 38px;
  cursor: pointer;
  transition: all .2s;
  color: var(--ink-soft);
  font-family: var(--font-sans);
}

.lang-dd-btn:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.lang-dd-code {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.lang-dd-arr {
  font-size: 9px;
  opacity: 0.5;
  transition: transform 0.3s ease;
}

.lang-dd-btn[aria-expanded="true"] .lang-dd-arr {
  transform: rotate(180deg);
}

.lang-dd-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 8px;
  box-shadow: var(--shadow-md);
  min-width: 140px;
  z-index: 1100;
  transform: translateY(10px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.lang-dd-menu.show {
  display: flex;
  transform: translateY(0);
  opacity: 1;
}

.lang-dd-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
  transition: all .2s;
  color: var(--ink-soft);
  font-size: 13.5px;
  font-weight: 500;
  text-decoration: none;
}

.lang-dd-item:hover {
  background: var(--bg-soft);
  color: var(--gold);
}

.lang-dd-item.active {
  color: var(--gold);
  background: color-mix(in oklab, var(--gold) 8%, transparent);
}

.lang-dd-btn svg,
.lang-dd-item svg {
  box-shadow: 0 0 0 0.5px rgba(0, 0, 0, 0.15);
  border-radius: 1px;
  flex-shrink: 0;
  display: block;
}

/* theme toggle */
.theme-toggle {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink-soft);
  display: inline-grid; place-items: center;
  cursor: pointer; padding: 0;
  position: relative;
  transition: color .2s, border-color .2s;
}
.theme-toggle:hover { color: var(--ink); border-color: var(--ink); }
.theme-toggle svg { width: 15px; height: 15px; position: absolute; transition: opacity .25s, transform .35s; }
.theme-toggle .i-sun  { opacity: 0; transform: rotate(-90deg) scale(0.6); }
.theme-toggle .i-moon { opacity: 1; transform: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .i-sun  { opacity: 1; transform: none; }
  :root:not([data-theme="light"]) .theme-toggle .i-moon { opacity: 0; transform: rotate(90deg) scale(0.6); }
}
:root[data-theme="dark"] .theme-toggle .i-sun  { opacity: 1; transform: none; }
:root[data-theme="dark"] .theme-toggle .i-moon { opacity: 0; transform: rotate(90deg) scale(0.6); }
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font-sans); font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
img { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--font-serif); font-weight: 600; color: var(--ink); line-height: 1.2; letter-spacing: -0.02em; margin: 0; }
p { margin: 0; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* topbar */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--rule-soft);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand {
  font-family: var(--font-serif); font-weight: 600; font-size: 17px;
  text-decoration: none; display: inline-flex; align-items: center; gap: 10px;
}
.brand-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 4px color-mix(in oklab, var(--gold) 22%, transparent); }
.top-back { font-size: 14px; color: var(--ink-soft); text-decoration: none; }
.top-back:hover { color: var(--ink); }
@media (max-width: 720px) {
  .brand-dot { display: none; }
  .brand span[data-key="navHome"] { display: none; }
}

/* hero */
.hero { padding: clamp(48px, 8vw, 96px) 0 clamp(24px, 4vw, 48px); }
.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  margin-bottom: 20px; max-width: 18ch;
}
.hero h1 em { font-style: italic; color: var(--gold-deep); font-weight: 400; }
.hero-sub {
  font-size: clamp(16px, 1.4vw, 18px);
  color: var(--ink-soft); max-width: 56ch; line-height: 1.6;
}
.hero-sub strong { color: var(--ink); font-weight: 600; }

/* main grid */
.main {
  padding-top: clamp(32px, 5vw, 56px);
  padding-bottom: clamp(64px, 10vw, 120px);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
@media (max-width: 880px) { .main { grid-template-columns: 1fr; } }

/* form card */
.form-card {
  background: var(--bg-card);
  border: 1px solid var(--rule-soft);
  border-radius: 12px;
  padding: clamp(28px, 4vw, 44px);
  position: relative;
  box-shadow: var(--shadow-md);
}
/* removed before */
.form-title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.4vw, 28px);
  margin-bottom: 10px;
}
.form-sub { color: var(--ink-muted); font-size: 14px; margin-bottom: 28px; line-height: 1.6; }

.field { margin-bottom: 18px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 18px; }
@media (max-width: 540px) { .field-row { grid-template-columns: 1fr; } }
.label {
  display: block; font-size: 13px; font-weight: 500;
  color: var(--ink); margin-bottom: 6px; letter-spacing: 0.01em;
}
.req { color: var(--danger); font-weight: 600; }
.input, .select, .textarea {
  width: 100%;
  padding: 11px 14px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--rule-soft);
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.02);
  border-radius: 4px;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.textarea { resize: vertical; min-height: 110px; line-height: 1.55; }
.select { appearance: none; padding-right: 36px; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237A7A75' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>"); background-repeat: no-repeat; background-position: right 12px center; }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px color-mix(in oklab, var(--gold) 25%, transparent); }
.input.err, .textarea.err { border-color: var(--danger); }
.err-msg { display: block; font-size: 12px; color: var(--danger); margin-top: 6px; }
.helper { font-size: 12px; color: var(--ink-muted); margin-top: 6px; }

/* submit */
.submit {
  width: 100%;
  padding: 14px 24px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: var(--gold);
  color: #1A1A1A;
  border: 1px solid var(--gold);
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.15s, border-color 0.15s;
  box-shadow: var(--shadow-sm);
}
.submit:hover:not([disabled]) { background: var(--gold-deep); color: #1A1A1A; border-color: var(--gold-deep);  transform: translateY(-2px); box-shadow: var(--shadow-md); }
:root[data-theme="dark"] .submit:hover:not([disabled]) { background: var(--bg-soft); color: var(--gold); border-color: var(--gold);  transform: translateY(-2px); box-shadow: var(--shadow-md); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .submit:hover:not([disabled]) { background: var(--bg-soft); color: var(--gold); border-color: var(--gold);  transform: translateY(-2px); box-shadow: var(--shadow-md); }
}
.submit[disabled] { opacity: 0.65; cursor: not-allowed; }
.submit svg { width: 14px; height: 14px; }
.spinner { width: 14px; height: 14px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin .6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* status messages */
.status { margin-top: 16px; padding: 12px 14px; border-radius: 4px; font-size: 14px; line-height: 1.5; }
.status.success { background: color-mix(in oklab, var(--success) 12%, transparent); color: var(--success); border: 1px solid color-mix(in oklab, var(--success) 30%, transparent); }
.status.error { background: color-mix(in oklab, var(--danger) 12%, transparent); color: var(--danger); border: 1px solid color-mix(in oklab, var(--danger) 30%, transparent); }

/* honeypot */
.hp { position: absolute; left: -9999px; visibility: hidden; }

/* OR divider */
.or-divider {
  display: flex; align-items: center; gap: 14px;
  margin: 36px 0 24px;
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-muted); font-weight: 600;
}
.or-divider::before, .or-divider::after { content: ""; flex: 1; height: 1px; background: var(--rule); }

/* right column — contact methods */
.contact-side { padding-top: 8px; }
.contact-block { margin-bottom: 32px; }
.contact-block-label {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ink-muted);
  margin-bottom: 12px;
}
.phone-big {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 20px;
  background: var(--bg-card);
  border: 1px solid var(--rule-soft);
  box-shadow: var(--shadow-sm);

  border-radius: 6px;
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s;
}
.phone-big:hover { border-color: var(--gold); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.phone-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 50%;
  background: color-mix(in oklab, var(--gold) 20%, transparent);
  display: grid; place-items: center;
  color: var(--gold-deep);
}
.phone-text { line-height: 1.3; }
.phone-text strong { font-family: var(--font-serif); font-size: 20px; font-weight: 600; display: block; white-space: nowrap; }
.phone-text span { font-size: 12px; color: var(--ink-muted); }

/* SNS grid */
.sns-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.sns-item {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--rule-soft);
  box-shadow: var(--shadow-sm);

  border-radius: 6px;
  text-decoration: none;
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s;
}
.sns-item:hover { border-color: var(--gold); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.sns-icon { width: 22px; height: 22px; flex-shrink: 0; display: grid; place-items: center; }
.sns-meta { line-height: 1.2; }
.sns-meta small { display: block; font-size: 11px; color: var(--ink-muted); font-weight: 400; margin-top: 2px; white-space: nowrap; }

/* QR popup */
.qr-row {
  display: flex; gap: 16px;
  margin-top: 16px;
  flex-wrap: wrap;
  align-items: stretch;
}
.qr-card {
  background: var(--bg-card);
  border: 1px solid var(--rule-soft);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s;
  border-radius: 8px;
  padding: 16px 12px;
  text-align: center;
  flex: 1;
  min-width: 130px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.qr-img-wrap {
  width: 100%;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}
.qr-img-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 4px;
}
.qr-img-wrap img[src*="Line_QR"] {
  max-height: 108px;
  background: #ffffff;
  padding: 8px;
  border: 1px solid var(--rule-soft);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}
.qr-img-wrap img[src*="WhatsApp_QR"] {
  max-height: 120px;
  background: #ffffff;
  padding: 8px;
  border: 1px solid var(--rule-soft);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}
.qr-card-label { font-size: 12px; color: var(--ink-muted); font-weight: 500; margin-top: auto; }

/* email row */
.email-row {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px;
  background: var(--bg-soft);
  border-radius: 6px;
  margin-bottom: 12px;
  font-size: 14px;
}
.email-row a { color: var(--ink); text-decoration: none; font-weight: 500; word-break: break-all; }
.email-row a:hover { color: var(--gold-deep); }

/* response time note */
.response-note {
  margin-top: 20px;
  padding: 14px 16px;
  background: color-mix(in oklab, var(--gold) 8%, transparent);
  border-left: 3px solid var(--gold);
  border-radius: 0 4px 4px 0;
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.6;
}
.response-note strong { color: var(--ink); }

/* footer */
footer {
  padding: 32px 0;
  border-top: 1px solid var(--rule);
  font-size: 13px;
  color: var(--ink-muted);
}
.footer-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
footer a { color: var(--ink-soft); text-decoration: none; transition: color .2s; }
footer a:hover { color: var(--gold); }

.qr-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.dust-bg { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: -1; pointer-events: none; }