/* ═══════════════════════════════════════════════════════════════
   Contact page — styles-contact.css
   Extends styles-v2.css
   ═══════════════════════════════════════════════════════════════ */

/* ── HERO ────────────────────────────────────────────────────── */
.contact-hero {
  position: relative;
  padding: 140px 48px 80px;
  background: var(--bg-base);
  overflow: hidden;
}
.contact-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 30%, rgba(26,107,255,0.20) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 80% 20%, rgba(0,212,255,0.14) 0%, transparent 55%),
    radial-gradient(ellipse 60% 60% at 70% 90%, rgba(34,197,94,0.14) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.contact-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at center, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at center, #000 30%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}
.contact-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}
.contact-hero h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.12;
  color: var(--text-1);
  margin: 12px 0 18px;
}
.contact-hero-sub {
  font-size: 1.05rem;
  color: var(--text-1);
  line-height: 1.7;
  text-shadow: 0 1px 12px rgba(0,0,0,0.6);
}

/* ── CONTACT LAYOUT ──────────────────────────────────────────── */
.contact-section {
  background: var(--bg-surface);
  padding: 96px 48px 120px;
  position: relative;
  overflow: hidden;
}
.contact-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at center, rgba(123,180,255,0.28) 1.1px, transparent 1.7px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 90% 80% at center, #000 50%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at center, #000 50%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}
.contact-layout {
  position: relative;
  z-index: 1;
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 64px;
  align-items: start;
}

/* ── Sidebar info ────────────────────────────────────────────── */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.contact-info-block {}
.contact-info-block .eyebrow { margin-bottom: 24px; }

.contact-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact-steps li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-step-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid rgba(0,212,255,0.35);
  background: rgba(0,212,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--cyan);
  margin-top: 2px;
}
.contact-steps li div strong {
  display: block;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 4px;
}
.contact-steps li div p {
  font-size: 0.84rem;
  color: var(--text-2);
  line-height: 1.6;
}

.contact-reach {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.contact-reach-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 10px;
}
.contact-reach-email {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--cyan);
  margin-bottom: 8px;
  word-break: break-all;
}
.contact-reach-email:hover { text-decoration: underline; }
.contact-reach-note {
  font-size: 0.82rem;
  color: var(--text-2);
  line-height: 1.55;
}

.contact-coverage {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.contact-coverage span {
  font-size: 0.84rem;
  color: var(--text-2);
}
.contact-coverage strong {
  color: var(--text-1);
  font-weight: 700;
  margin-right: 4px;
}

/* ── Form card ───────────────────────────────────────────────── */
.contact-form-card {
  padding: 44px 48px;
  border-radius: var(--radius-l, 18px);
  background: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.contact-form label > span {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.005em;
  color: var(--text-1);
}
.contact-layout--centered {
  grid-template-columns: 1fr;
  max-width: 760px;
}
/* single-column (Kuma 2026-06-23): form on top, "What happens next" below;
   sidebar (direct contact + coverage stats) removed. */
.contact-layout--single {
  grid-template-columns: 1fr;
  max-width: 880px;
  gap: 44px;
}
.contact-next .contact-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  font: inherit;
  font-size: 1rem;
  color: var(--text-1);
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.28);
  background: rgba(255,255,255,0.10);
  outline: none;
  width: 100%;
  min-width: 0;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255,255,255,0.55);
}
.contact-form input:hover,
.contact-form select:hover,
.contact-form textarea:hover {
  border-color: rgba(255,255,255,0.45);
  background: rgba(255,255,255,0.14);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--cyan);
  background: rgba(0,212,255,0.10);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.22);
}
.contact-form textarea {
  resize: vertical;
  min-height: 140px;
  font-family: inherit;
}
.contact-form select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2300D4FF' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}
.contact-form select option {
  background: var(--bg-surface);
  color: var(--text-1);
}
.contact-form .button.primary {
  align-self: center;
  margin-top: 12px;
  min-width: 280px;
  padding: 16px 36px;
  font-size: 1rem;
  justify-content: center;
}
.form-note {
  font-size: 0.86rem;
  color: var(--text-2);
  text-align: center;
  margin: 8px 0 0;
}

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .contact-form-card { padding: 28px; }
  .contact-layout { grid-template-columns: 1fr; gap: 48px; }
}
@media (max-width: 720px) {
  .contact-hero { padding: 120px 24px 60px; }
  .contact-section { padding: 64px 24px 80px; }
  .contact-form .form-row { grid-template-columns: 1fr; }
  .contact-next .contact-steps { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════════
   B VERSION — Light form (header / hero / footer unchanged)
   ═══════════════════════════════════════════════════════════════ */
/* B 版 form section 沿用 A 版深色背景（含 dot 紋路） */
body.contact-b .contact-form-card {
  background: #FFFFFF;
  border: 1px solid #E1E7F0;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: 0 24px 60px rgba(15,30,60,0.10);
}
body.contact-b .contact-form label > span {
  color: #0D1B2A;
}
body.contact-b .contact-form input,
body.contact-b .contact-form select,
body.contact-b .contact-form textarea {
  color: #0D1B2A;
  background: #FFFFFF;
  border-color: #CFD7E3;
}
body.contact-b .contact-form input::placeholder,
body.contact-b .contact-form textarea::placeholder {
  color: #8893A6;
}
body.contact-b .contact-form input:hover,
body.contact-b .contact-form select:hover,
body.contact-b .contact-form textarea:hover {
  background: #F7FAFE;
  border-color: #A9B6CB;
}
body.contact-b .contact-form input:focus,
body.contact-b .contact-form select:focus,
body.contact-b .contact-form textarea:focus {
  background: #FFFFFF;
  border-color: #1A6BFF;
  box-shadow: 0 0 0 3px rgba(26,107,255,0.18);
}
body.contact-b .contact-form select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%231A6BFF' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
}
body.contact-b .contact-form select option {
  background: #FFFFFF;
  color: #0D1B2A;
}
body.contact-b .form-note {
  color: #5A6577;
}

/* ═══════════════════════════════════════════════════════════════
   FIXED TYPE-SCALE ENFORCEMENT (2026-06-23) — normalises scattered sizes
   Hero 64 / Section 44 / Sub-title 20 / Body 16 / Chart·Eyebrow 14 (px).
   ═══════════════════════════════════════════════════════════════ */
/* 64px — hero title */
.contact-hero h1 { font-size: var(--fs-hero); }
/* 20px — step sub-headings */
.contact-steps li div strong { font-size: var(--fs-subtitle); }
/* 16px — body / form / hero subtitle */
.contact-hero-sub, .contact-steps li div p,
.contact-form label > span, .contact-form input, .contact-form textarea,
.contact-form .button.primary { font-size: var(--fs-body); }
/* 14px — micro labels / notes */
.contact-step-num, .form-note { font-size: var(--fs-chart); }
/* Hero title — Montserrat 600 (800 too heavy at display sizes) */
.contact-hero h1 { font-weight: 600; }