/* ===========================================
   PACO-TRAILER LP /trailer
   BtoB Professional Style
   =========================================== */

:root {
  --navy: #1a1a1a;
  --charcoal: #1A1A1A;
  --beige: #f3f1ec;
  --wood: #6f6859;
  --white: #ffffff;
  --green: #1a1a1a;
  --green-hover: #3a3a3a;
  --gold: #b89652;
  --gray-line: #ddd7cc;
  --gray-text: #6f6859;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Yu Gothic", "游ゴシック", "Hiragino Kaku Gothic ProN", "ヒラギノ角ゴ ProN W3", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.04em;
  color: var(--charcoal);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: "Yu Mincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.08em;
}

a { color: var(--navy); text-decoration: none; }
a:hover { opacity: 0.7; }

ul { list-style: none; }
img { max-width: 100%; height: auto; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gray-line);
  padding: 12px 0;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo:hover { opacity: 1; }
.logo-img {
  height: 28px;
  width: auto;
}
.logo-sub {
  font-family: "Yu Mincho", "游明朝", serif;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--navy);
  padding-left: 10px;
  border-left: 1px solid var(--gray-line);
}
.nav-pc {
  display: flex;
  gap: 28px;
  margin-left: auto;
  margin-right: 16px;
}
.nav-pc a {
  font-size: 15px;
  color: var(--charcoal);
}
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  font-size: 24px;
  cursor: pointer;
  color: var(--navy);
}
.nav-sp {
  display: none;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 16px 28px;
  font-size: 16px;
  font-weight: 500;
  border-radius: 8px;
  border: 0;
  cursor: pointer;
  text-align: center;
  transition: background 0.2s, transform 0.1s;
  font-family: inherit;
  letter-spacing: 0.08em;
}
.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn-lg { padding: 20px 36px; font-size: 18px; }
.btn-primary {
  background: var(--green);
  color: #fff;
}
.btn-primary:hover {
  background: var(--green-hover);
  opacity: 1;
}
.btn-outline {
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--navy);
}

/* ===== Hero ===== */
.hero {
  background: var(--beige);
  padding: 60px 0 80px;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero-media {
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--beige);
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero-title {
  font-size: 36px;
  margin-bottom: 24px;
  color: var(--navy);
}
.hero-tagline {
  font-size: 18px;
  font-weight: 500;
  color: var(--wood);
  margin-bottom: 20px;
  line-height: 1.9;
  letter-spacing: 0.06em;
  padding-left: 16px;
  border-left: 3px solid var(--green);
}
.hero-sub {
  font-size: 16px;
  color: var(--gray-text);
  margin-bottom: 32px;
  line-height: 1.8;
}
.hero-price {
  background: #fff;
  border: 1px solid var(--gray-line);
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 32px;
}
.price-label {
  display: block;
  font-size: 13px;
  color: var(--gray-text);
  margin-bottom: 6px;
}
.price-main {
  display: block;
  font-family: "Yu Mincho", serif;
  font-size: 28px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 4px;
}
.price-main small { font-size: 18px; opacity: 0.7; margin-left: 4px; }
.price-sub {
  display: block;
  font-size: 14px;
  color: var(--gray-text);
}
.hero-cta .btn { display: block; width: 100%; max-width: 480px; }
.tel-inline {
  margin-top: 16px;
  font-size: 15px;
  color: var(--gray-text);
}
.tel-inline a { font-weight: 600; color: var(--navy); }

/* ===== Sections ===== */
.section { padding: 100px 0; }
.section-about { background: var(--white); }
.section-industries { background: var(--beige); }
.section-price { background: var(--white); }
.section-merits { background: var(--beige); }
.section-flow { background: var(--white); }
.section-faq { background: var(--beige); }
.section-contact { background: var(--white); }

.section-title {
  font-size: 32px;
  text-align: center;
  color: var(--navy);
  margin-bottom: 24px;
}
.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 2px;
  background: var(--wood);
  margin: 16px auto 0;
}
.section-lead {
  text-align: center;
  font-size: 17px;
  line-height: 2;
  color: var(--gray-text);
  margin-bottom: 56px;
}

/* ===== About / info-list ===== */
.info-list {
  max-width: 700px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--gray-line);
  border-radius: 8px;
  padding: 8px 32px;
}
.info-list li {
  display: flex;
  padding: 16px 0;
  border-bottom: 1px solid var(--gray-line);
  font-size: 15px;
}
.info-list li:last-child { border-bottom: 0; }
.info-list li span {
  flex-shrink: 0;
  width: 100px;
  color: var(--navy);
  font-weight: 600;
}

/* ===== Tabs ===== */
.tabs-hint {
  text-align: center;
  font-size: 14px;
  color: var(--wood);
  font-weight: 500;
  margin-bottom: 16px;
}
.tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}
.tab-btn {
  background: #fff;
  border: 2px solid var(--gray-line);
  padding: 14px 24px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  color: var(--navy);
  border-radius: 999px;
  font-family: inherit;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}
.tab-icon {
  font-size: 18px;
  line-height: 1;
}
.tab-btn:hover {
  background: var(--beige);
  border-color: var(--wood);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0,0,0,0.12);
}
.tab-btn.active {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
  font-weight: 600;
  box-shadow: 0 6px 16px rgba(0,0,0,0.22);
  transform: translateY(-2px);
}
.tab-btn.active:hover {
  background: var(--green-hover);
  border-color: var(--green-hover);
}
.tab-pane {
  display: none;
  background: #fff;
  border: 1px solid var(--gray-line);
  border-radius: 8px;
  padding: 48px;
}
.tab-pane.active { display: block; }
.tab-title {
  font-size: 24px;
  color: var(--navy);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--gray-line);
}
.case-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 8px;
  margin-bottom: 28px;
  background: var(--beige);
}
.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.tab-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
.tab-block h4 {
  font-size: 17px;
  color: var(--wood);
  margin-bottom: 12px;
}
.tab-block ul li,
.tab-block p {
  font-size: 15px;
  padding: 4px 0;
  line-height: 1.8;
}
.tab-block ul li::before {
  content: "・";
  color: var(--green);
  font-weight: bold;
}
.tab-merits-title {
  font-size: 17px;
  color: var(--navy);
  margin: 24px 0 12px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-line);
}
.merits {
  margin-bottom: 24px;
}
.merits li {
  font-size: 15px;
  padding: 6px 0 6px 28px;
  position: relative;
  line-height: 1.8;
}
.merits li::before {
  content: "✓";
  color: var(--green);
  font-weight: bold;
  position: absolute;
  left: 8px;
}
.note {
  font-size: 13px;
  color: var(--gray-text);
  margin-bottom: 24px;
  padding: 12px 16px;
  background: var(--beige);
  border-radius: 4px;
}

/* ===== Price ===== */
.price-block {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
.price-main-card {
  background: var(--navy);
  color: #fff;
  border-radius: 8px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.price-card-label {
  font-size: 14px;
  opacity: 0.8;
  margin-bottom: 8px;
}
.price-card-num {
  font-family: "Yu Mincho", serif;
  font-size: 36px;
  font-weight: 600;
  margin-bottom: 16px;
  line-height: 1.3;
}
.price-card-num small { font-size: 20px; opacity: 0.75; margin-left: 4px; }
.price-card-add {
  font-size: 18px;
  margin-bottom: 12px;
  border-top: 1px solid rgba(255,255,255,0.2);
  padding-top: 16px;
}
.price-card-note {
  font-size: 13px;
  opacity: 0.85;
  line-height: 1.7;
}
.price-detail-card {
  background: #fff;
  border: 1px solid var(--gray-line);
  border-radius: 8px;
  padding: 32px;
}
.price-detail-title {
  font-family: "Yu Mincho", serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gray-line);
}
.price-detail-list li {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  font-size: 15px;
  border-bottom: 1px dotted var(--gray-line);
}
.price-detail-list li:last-child { border-bottom: 0; }
.price-detail-list li span {
  color: var(--navy);
  font-weight: 600;
  font-family: "Yu Mincho", serif;
}
.price-cta {
  text-align: center;
}

/* ===== Merits ===== */
.merits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}
.merit-card {
  background: #fff;
  border: 1px solid var(--gray-line);
  border-radius: 8px;
  padding: 28px;
  border-top: 3px solid var(--green);
}
.merit-card h3 {
  font-size: 17px;
  color: var(--navy);
  margin-bottom: 12px;
}
.merit-card p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray-text);
}
.note-center {
  text-align: center;
  font-size: 13px;
  color: var(--gray-text);
}

/* ===== Flow ===== */
.flow-callout {
  display: flex;
  align-items: center;
  gap: 32px;
  background: var(--navy);
  color: #fff;
  border-radius: 8px;
  padding: 32px 40px;
  margin-bottom: 48px;
}
.flow-callout-num {
  font-family: "Yu Mincho", serif;
  font-size: 28px;
  font-weight: 600;
  white-space: nowrap;
  border-right: 1px solid rgba(255,255,255,0.2);
  padding-right: 32px;
}
.flow-callout-num span {
  font-size: 56px;
  margin: 0 4px;
}
.flow-callout-title {
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 8px;
  opacity: 0.9;
}
.flow-callout-text p { font-size: 15px; margin-bottom: 6px; }
.flow-callout-text .note {
  font-size: 13px;
  opacity: 0.8;
  background: transparent;
  padding: 0;
  color: rgba(255,255,255,0.85);
}
.flow-steps {
  list-style: none;
  counter-reset: flow;
  position: relative;
}
.flow-steps li {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--gray-line);
  align-items: flex-start;
}
.flow-steps li:last-child { border-bottom: 0; }
.flow-step-num {
  font-family: "Yu Mincho", serif;
  font-size: 24px;
  font-weight: 600;
  color: var(--green);
  width: 56px;
  flex-shrink: 0;
}
.flow-step-body h3 {
  font-size: 17px;
  color: var(--navy);
  margin-bottom: 4px;
}
.flow-step-body p {
  font-size: 14px;
  color: var(--gray-text);
  margin-bottom: 2px;
}
.flow-step-time {
  font-size: 13px;
  color: var(--wood);
  font-weight: 500;
}
.flow-step-highlight {
  background: var(--beige);
  border-radius: 8px;
  padding: 24px;
  border-bottom: 0 !important;
  margin: 8px 0;
}
.flow-step-highlight .flow-step-num { color: var(--navy); }

/* ===== FAQ ===== */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
}
.faq-list details {
  background: #fff;
  border: 1px solid var(--gray-line);
  border-radius: 8px;
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 24px;
  font-weight: 500;
  font-size: 16px;
  color: var(--navy);
  position: relative;
  padding-right: 48px;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::before {
  content: "Q";
  font-family: "Yu Mincho", serif;
  color: var(--green);
  font-weight: 700;
  margin-right: 12px;
}
.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 24px;
  color: var(--gray-text);
  font-weight: 300;
  transition: transform 0.2s;
}
.faq-list details[open] summary::after {
  content: "−";
}
.faq-list details p {
  padding: 0 24px 20px 56px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--gray-text);
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
.contact-block {
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-radius: 8px;
  padding: 40px;
}
.contact-primary {
  background: var(--beige);
  border-color: var(--wood);
}
.contact-block h3 {
  font-size: 20px;
  color: var(--navy);
  margin-bottom: 16px;
}
.contact-block p { font-size: 15px; margin-bottom: 16px; }

.contact-form label {
  display: block;
  font-size: 14px;
  color: var(--charcoal);
  margin-bottom: 16px;
  font-weight: 500;
}
.contact-form .required {
  color: #B85C3C;
  font-size: 12px;
  margin-left: 4px;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  font-size: 15px;
  border: 1px solid var(--gray-line);
  border-radius: 4px;
  background: #fff;
  font-family: inherit;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--green);
  outline-offset: -2px;
}
.contact-form .check {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.contact-form .check input { width: auto; margin: 0; }

.benefit-list {
  background: #fff;
  border: 1px solid var(--gray-line);
  border-radius: 6px;
  padding: 18px 22px;
  margin: 16px 0 24px;
}
.benefit-title {
  font-weight: 600;
  font-size: 15px;
  color: var(--navy);
  margin-bottom: 12px !important;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--gray-line);
}
.benefit-list ul {
  list-style: none;
  padding: 0;
}
.benefit-list ul li {
  padding: 5px 0 5px 26px;
  position: relative;
  font-size: 14px;
  line-height: 1.7;
  color: var(--charcoal);
}
.benefit-list ul li::before {
  content: "✓";
  position: absolute;
  left: 4px;
  top: 5px;
  color: var(--green);
  font-weight: 700;
  font-size: 14px;
}

.contact-tel {
  text-align: center;
  padding: 32px;
  background: var(--beige);
  border-radius: 8px;
}
.contact-tel p { margin: 4px 0; font-size: 15px; }
.tel-large {
  display: inline-block;
  font-family: "Yu Mincho", serif;
  font-size: 36px;
  font-weight: 600;
  color: var(--navy);
  margin: 8px 0;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--navy);
  color: var(--white);
  padding: 60px 0 24px;
}
.site-footer a { color: var(--white); opacity: 0.85; }
.site-footer a:hover { opacity: 1; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo-wrap {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 20px;
}
.footer-logo-img {
  height: 32px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}
.footer-company {
  font-size: 14px;
  line-height: 1.9;
  opacity: 0.9;
}
.footer-title {
  font-weight: 600;
  margin-bottom: 16px;
  font-size: 15px;
}
.footer-col ul li {
  padding: 4px 0;
  font-size: 14px;
}
.copyright {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: 13px;
  opacity: 0.7;
}

/* ===== Floating CTA (mobile) ===== */
.floating-cta {
  display: none;
  position: fixed;
  bottom: 16px;
  left: 16px;
  right: 16px;
  padding: 16px;
  background: var(--green);
  color: #fff;
  text-align: center;
  font-weight: 500;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  z-index: 99;
}
.floating-cta:hover { opacity: 1; background: var(--green-hover); }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero { padding: 40px 0 60px; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-title { font-size: 26px; }
  .section { padding: 60px 0; }
  .section-title { font-size: 24px; }
  .section-lead { font-size: 15px; margin-bottom: 32px; }
  .nav-pc { display: none; }
  .nav-toggle { display: block; }
  .nav-sp { display: none; flex-direction: column; padding: 16px 24px; background: var(--white); border-top: 1px solid var(--gray-line); }
  .nav-sp.show { display: flex; }
  .nav-sp a { padding: 12px 0; font-size: 15px; }
  .tabs { gap: 4px; }
  .tab-btn { padding: 10px 14px; font-size: 13px; }
  .tab-pane { padding: 24px; }
  .tab-grid { grid-template-columns: 1fr; gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-block { padding: 24px; }
  .price-block { grid-template-columns: 1fr; gap: 20px; }
  .price-main-card, .price-detail-card { padding: 24px; }
  .price-card-num { font-size: 28px; }
  .merits-grid { grid-template-columns: 1fr; }
  .flow-callout { flex-direction: column; gap: 16px; padding: 24px; text-align: center; }
  .flow-callout-num { border-right: 0; border-bottom: 1px solid rgba(255,255,255,0.2); padding-right: 0; padding-bottom: 16px; }
  .flow-step-num { width: 40px; font-size: 20px; }
  .nav-pc { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .floating-cta { display: block; }
  body { padding-bottom: 80px; }
}