/* Components */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  transition: all .2s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-teal-500);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--color-teal-600); box-shadow: var(--shadow-md); transform: translateY(-1px); }
.btn-secondary {
  background: var(--color-white);
  color: var(--color-teal-500);
  border: 1.5px solid var(--color-teal-500);
}
.btn-secondary:hover { background: var(--color-teal-50); }
.btn-tertiary {
  color: var(--color-teal-500);
  padding: 14px 8px;
  font-weight: 600;
}
.btn-tertiary:hover { color: var(--color-teal-600); }
.btn-large { padding: 18px 32px; font-size: 16px; }
.btn-on-teal {
  background: var(--color-white);
  color: var(--color-teal-500);
}
.btn-on-teal:hover { background: var(--color-gray-100); }
.btn-ghost-light {
  border: 1.5px solid rgba(255,255,255,0.6);
  color: var(--color-white);
}
.btn-ghost-light:hover { background: rgba(255,255,255,0.08); }

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.badge-teal-outline {
  color: var(--color-teal-500);
  background: transparent;
  border: 1px solid var(--color-teal-500);
}
.badge-teal { background: var(--color-teal-500); color: var(--color-white); }
.badge-soon { background: #FFF6DC; color: #8A6A00; }
.badge-coming { background: var(--color-gray-100); color: var(--color-gray-600); }
.badge-dot::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 999px;
  background: currentColor;
}

/* Card */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s var(--ease), transform .2s var(--ease);
}
.card:hover { box-shadow: var(--shadow-md); }
.card-glass {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.6);
}
.card-flat {
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: 28px;
}
.card-teal-outline {
  border: 2px solid var(--color-teal-500);
  background: var(--color-white);
}
.card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 999px;
  background: var(--color-teal-500);
  color: var(--color-white);
  font-family: var(--font-en-display);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 16px;
}
.card-title { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.card-desc { font-size: 14px; color: var(--color-gray-600); line-height: 1.7; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-gray-200);
}
.header-inner {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { width: 32px; height: 32px; }
.brand-text {
  font-family: var(--font-en-display);
  font-weight: 700;
  font-style: italic;
  font-size: 20px;
  letter-spacing: 0.01em;
}
.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-gray-700);
  transition: color .15s var(--ease);
}
.nav a:hover { color: var(--color-teal-500); }
.header-cta { display: flex; align-items: center; gap: 12px; }
.menu-toggle { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; border-radius: var(--radius-md); }
.menu-toggle span { display: block; width: 20px; height: 2px; background: var(--color-black); position: relative; transition: background .18s var(--ease); }
.menu-toggle span::before, .menu-toggle span::after { content: ''; position: absolute; left: 0; width: 20px; height: 2px; background: var(--color-black); transition: top .18s var(--ease), transform .18s var(--ease); }
.menu-toggle span::before { top: -6px; }
.menu-toggle span::after { top: 6px; }
.menu-toggle.is-open span { background: transparent; }
.menu-toggle.is-open span::before { top: 0; transform: rotate(45deg); }
.menu-toggle.is-open span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 1023px) {
  .nav { display: none; }
  .menu-toggle { display: inline-flex; }
  .header-cta .btn { display: none; }
  .header-cta .btn.btn-primary { display: inline-flex; padding: 10px 16px; font-size: 13px; }
}
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0; right: 0; bottom: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 24px;
  display: block;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-10px);
  transition: opacity .2s var(--ease), visibility .2s var(--ease), transform .2s var(--ease);
  z-index: 80;
  overflow-y: auto;
  box-shadow: 0 24px 44px rgba(8, 27, 36, 0.14);
}
.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}
.mobile-menu a {
  display: block;
  padding: 14px 0;
  font-size: 16px;
  border-bottom: 1px solid var(--color-gray-200);
}
body.mobile-menu-open { overflow: hidden; }

/* Footer */
.site-footer {
  background: var(--color-black);
  color: var(--color-white);
  padding: 64px 0 32px;
}
.site-footer a { color: rgba(255,255,255,0.7); font-size: 14px; }
.site-footer a:hover { color: var(--color-white); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
@media (max-width: 767px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
.footer-col h5 { font-size: 13px; font-weight: 700; margin-bottom: 16px; color: var(--color-white); letter-spacing: 0.04em; }
.footer-col ul li { margin-bottom: 10px; }
.footer-brand .brand-text { color: var(--color-white); }
.footer-tagline { font-size: 14px; color: rgba(255,255,255,0.7); margin-top: 16px; line-height: 1.7; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
.company-meta { font-size: 12px; color: rgba(255,255,255,0.55); line-height: 1.8; margin-top: 12px; }

/* Form */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-black);
}
.form-label .required { color: var(--color-teal-500); margin-left: 4px; }
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--color-white);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--color-black);
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: 0;
  border-color: var(--color-teal-500);
  box-shadow: 0 0 0 4px rgba(8, 167, 199, 0.12);
}
.form-textarea { min-height: 140px; resize: vertical; }
.form-checkbox { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; }
.form-checkbox input { margin-top: 4px; }
.form-error { color: #C0392B; font-size: 12px; margin-top: 6px; }
.form-help { font-size: 12px; color: var(--color-gray-600); margin-top: 6px; }

/* Tables */
.table-wrap { overflow-x: auto; border-radius: var(--radius-lg); border: 1px solid var(--color-gray-200); }
.table {
  width: 100%;
  font-size: 14px;
  background: var(--color-white);
}
.table th, .table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-gray-200);
}
.table th {
  background: var(--color-gray-100);
  font-weight: 700;
  font-size: 13px;
  color: var(--color-gray-700);
}
.table td.col-callforce { background: var(--color-teal-50); font-weight: 600; }
.table tr:last-child td { border-bottom: 0; }
.table .checkmark { color: var(--color-teal-500); font-weight: 700; }
.table .cross { color: var(--color-gray-400); }
.table .partial { color: var(--color-gray-600); }

/* Stat */
.stat {
  display: flex; flex-direction: column; gap: 4px;
}
.stat-num {
  font-family: var(--font-en-display);
  font-weight: 700;
  font-size: 48px;
  color: var(--color-teal-500);
  line-height: 1;
  letter-spacing: -0.02em;
}
.stat-label { font-size: 13px; color: var(--color-gray-600); }

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--color-gray-200);
  padding: 8px 0;
}
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 0;
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-q {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 999px;
  background: var(--color-teal-500); color: var(--color-white);
  font-family: var(--font-en-display); font-size: 12px; font-weight: 700;
  flex-shrink: 0; margin-top: 2px;
}
.faq-arrow { margin-left: auto; color: var(--color-gray-400); transition: transform .2s var(--ease); }
.faq-item[open] .faq-arrow { transform: rotate(180deg); }
.faq-body {
  padding: 0 0 20px 36px;
  color: var(--color-gray-600);
  font-size: 14px;
  line-height: 1.8;
}

/* Industry card */
.industry-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: 28px;
  transition: all .2s var(--ease);
  display: flex; flex-direction: column; gap: 12px;
  text-decoration: none;
  color: inherit;
}
.industry-card:hover {
  border-color: var(--color-teal-500);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.industry-card .icon { width: 48px; height: 48px; color: var(--color-teal-500); }
.industry-card .industry-name { font-weight: 700; font-size: 17px; }
.industry-card .industry-sub { font-size: 14px; color: var(--color-gray-600); line-height: 1.7; }
.industry-card .row { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 8px; }
.industry-card .arrow { color: var(--color-teal-500); font-family: var(--font-en-display); font-size: 14px; font-weight: 600; }
.industry-card[data-status="coming"] { opacity: 0.78; }

/* Step list */
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}
@media (max-width: 1023px) {
  .steps { grid-template-columns: 1fr; gap: 12px; }
}
.step {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 20px;
}
.step-num {
  font-family: var(--font-en-display);
  font-size: 12px;
  color: var(--color-teal-500);
  font-weight: 700;
  margin-bottom: 6px;
}
.step-title { font-weight: 700; font-size: 15px; margin-bottom: 6px; }
.step-meta { font-size: 12px; color: var(--color-gray-600); }
.step-desc { font-size: 13px; color: var(--color-gray-600); margin-top: 8px; line-height: 1.7; }

/* CTA section block */
.cta-block {
  background: var(--color-teal-500);
  color: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: 72px 48px;
  text-align: center;
}
.cta-block h2 { color: var(--color-white); }
.cta-block p { color: rgba(255,255,255,0.85); margin-top: 12px; }
.cta-actions { display: inline-flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 32px; }

/* Demo phone */
.demo-card {
  border: 2px solid var(--color-teal-500);
  border-radius: var(--radius-2xl);
  padding: 40px;
  background: var(--color-white);
  text-align: center;
}
.demo-number {
  font-family: var(--font-en-display);
  font-weight: 700;
  font-size: 48px;
  color: var(--color-teal-500);
  letter-spacing: 0.02em;
  margin: 12px 0 20px;
}
@media (max-width: 767px) {
  .demo-number { font-size: 32px; }
}
.demo-hint { font-size: 13px; color: var(--color-gray-600); margin-top: 16px; }
.demo-examples li {
  background: var(--color-gray-100);
  border-radius: var(--radius-pill);
  padding: 8px 16px;
  font-size: 13px;
  margin: 6px;
  display: inline-block;
  color: var(--color-gray-700);
}

/* Status dot inside card */
.status-dot {
  width: 8px; height: 8px; border-radius: 999px; display: inline-block;
}
.status-dot.active { background: var(--color-teal-500); }
.status-dot.soon { background: #E0A800; }
.status-dot.coming { background: var(--color-gray-400); }

/* ===========================================
   USE CASE (自動化できる業務) — ビジュアル化
   =========================================== */
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
@media (max-width: 1023px) { .usecase-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 599px)  { .usecase-grid { grid-template-columns: 1fr; } }

.usecase-card {
  position: relative;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: 32px 24px 28px;
  text-align: center;
  transition: all .25s var(--ease);
  overflow: hidden;
}
.usecase-card:hover { border-color: var(--color-teal-500); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.usecase-card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--color-teal-500), var(--color-teal-300, #6DD3E8));
}
.usecase-icon {
  width: 64px; height: 64px;
  border-radius: 18px;
  background: rgba(8,167,199,0.08);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  color: var(--color-teal-500);
}
.usecase-icon svg { width: 32px; height: 32px; }
.usecase-card .uc-title { font-weight: 700; font-size: 16px; margin-bottom: 8px; }
.usecase-card .uc-desc  { font-size: 13px; color: var(--color-gray-600); line-height: 1.7; }
.usecase-card .uc-tag {
  display: inline-block;
  margin-top: 14px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--color-gray-100);
  color: var(--color-gray-700);
  font-size: 11px;
  font-family: var(--font-en-display);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ===========================================
   DEMO PHONE — 通話デモの電話イメージ
   =========================================== */
.demo-phone-bg {
  position: relative;
  background:
    radial-gradient(circle at 80% 20%, rgba(8,167,199,0.12) 0%, transparent 45%),
    radial-gradient(circle at 20% 80%, rgba(8,167,199,0.08) 0%, transparent 50%),
    var(--color-gray-50, #F7F8FA);
  border-radius: var(--radius-2xl);
  padding: 32px;
  overflow: hidden;
}
.demo-phone-bg::after {
  content: "";
  position: absolute;
  right: -40px; bottom: -40px;
  width: 240px; height: 240px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2308A7C7' stroke-width='1' stroke-linecap='round' stroke-linejoin='round'><path d='M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72c.127.96.361 1.903.7 2.81a2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45c.907.339 1.85.573 2.81.7A2 2 0 0 1 22 16.92z'/></svg>");
  background-repeat: no-repeat;
  background-size: contain;
  opacity: 0.18;
  pointer-events: none;
}
.demo-phone-bg > * { position: relative; z-index: 1; }
.demo-pulse {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--color-teal-500); font-weight: 600;
  margin-bottom: 8px;
}
.demo-pulse::before {
  content: ""; width: 8px; height: 8px; border-radius: 999px;
  background: var(--color-teal-500);
  box-shadow: 0 0 0 0 rgba(8,167,199,0.6);
  animation: demo-pulse 1.8s infinite;
}
@keyframes demo-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(8,167,199,0.6); }
  70%  { box-shadow: 0 0 0 12px rgba(8,167,199,0); }
  100% { box-shadow: 0 0 0 0 rgba(8,167,199,0); }
}

/* ===========================================
   STEPS V2 — コネクタ付きステップフロー
   =========================================== */
.steps-v2 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  position: relative;
  counter-reset: stepnum;
}
@media (max-width: 1023px) { .steps-v2 { grid-template-columns: 1fr; } }

.step-v2 {
  counter-increment: stepnum;
  position: relative;
  padding: 0 12px;
  text-align: center;
}
.step-v2:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 28px; right: -16px;
  width: 32px; height: 2px;
  background: linear-gradient(90deg, var(--color-teal-500) 50%, transparent 50%);
  background-size: 8px 2px;
}
.step-v2:not(:last-child)::before {
  content: "▶";
  position: absolute;
  top: 19px; right: -18px;
  color: var(--color-teal-500);
  font-size: 14px;
  line-height: 1;
}
@media (max-width: 1023px) {
  .step-v2 { padding: 16px 0; }
  .step-v2:not(:last-child)::after,
  .step-v2:not(:last-child)::before { display: none; }
}
.step-circle {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: 999px;
  background: var(--color-white);
  border: 2px solid var(--color-teal-500);
  color: var(--color-teal-500);
  font-family: var(--font-en-display);
  font-weight: 700;
  font-size: 22px;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  z-index: 1;
}
.step-circle::before { content: counter(stepnum, decimal-leading-zero); }
.step-v2 .step-title { font-weight: 700; font-size: 15px; margin-bottom: 6px; }
.step-v2 .step-meta  { font-size: 11px; color: var(--color-teal-500); font-family: var(--font-en-display); font-weight: 600; letter-spacing: 0.06em; }
.step-v2 .step-desc  { font-size: 12px; color: var(--color-gray-600); margin-top: 8px; line-height: 1.7; }

/* ===========================================
   COMPARISON V2 — 競合比較の明瞭化
   =========================================== */
.comp-table thead th.col-callforce {
  background: var(--color-teal-500);
  color: var(--color-white);
  font-weight: 700;
  font-size: 15px;
  position: relative;
}
.comp-table thead th.col-callforce::after {
  content: "推奨";
  position: absolute;
  top: -10px; right: 12px;
  background: #FFB400;
  color: var(--color-white);
  font-size: 10px;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  letter-spacing: 0.05em;
}
.comp-table td.col-callforce {
  background: rgba(8,167,199,0.06);
  border-left: 2px solid var(--color-teal-500);
  border-right: 2px solid var(--color-teal-500);
  font-weight: 600;
}
.comp-table tbody tr:last-child td.col-callforce { border-bottom: 2px solid var(--color-teal-500); }
.comp-table .checkmark { display: inline-block; width: 20px; height: 20px; border-radius: 999px; background: var(--color-teal-500); color: var(--color-white); font-size: 12px; line-height: 20px; text-align: center; margin-right: 6px; }
.comp-table .cross    { color: var(--color-gray-400); font-weight: 700; }
.comp-table .partial  { color: #E0A800; font-weight: 700; }

/* ===========================================
   INDUSTRY CARD — ロゴ差し替え可能プレースホルダ
   =========================================== */
.industry-logo-slot {
  width: 100%;
  height: 56px;
  border-radius: var(--radius-md, 8px);
  background: linear-gradient(135deg, rgba(8,167,199,0.06), rgba(8,167,199,0.02));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 4px;
}
.industry-logo-slot img { max-height: 48px; max-width: 80%; object-fit: contain; }
.industry-logo-slot .placeholder-icon { width: 40px; height: 40px; opacity: 0.7; }