/* ============================================
   Shunki | 店舗発信室 - style.css
   ============================================ */

:root {
  --color-navy: #223449;
  --color-navy-deep: #16222f;
  --color-white: #ffffff;
  --color-beige: #f6efe3;
  --color-beige-deep: #ece2cd;
  --color-text: #2b323b;
  --color-text-light: #5c6672;
  --color-border: #e4ddcd;

  --font-base: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;

  --container-width: 1080px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-soft: 0 10px 30px rgba(34, 52, 73, 0.08);
}

/* ---------- Reset ---------- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, p, ul, ol, figure {
  margin: 0;
}

ul, ol {
  padding: 0;
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

button {
  font: inherit;
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Accessibility helpers ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 8px;
  top: -60px;
  background: var(--color-navy);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  z-index: 1000;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 8px;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--color-navy);
  outline-offset: 2px;
}

.br-sp {
  display: inline;
}
.br-pc {
  display: none;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-navy);
  color: #fff;
  box-shadow: var(--shadow-soft);
}
.btn-primary:hover {
  background-color: var(--color-navy-deep);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-navy);
  border: 1.5px solid var(--color-navy);
}
.btn-outline:hover {
  background-color: var(--color-navy);
  color: #fff;
}

.btn-text {
  color: var(--color-navy);
  text-decoration: underline;
  padding: 14px 6px;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 17px 40px;
  font-size: 1.05rem;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 4px 16px rgba(34, 52, 73, 0.08);
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo-main {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: 0.03em;
}
.logo-sub {
  font-size: 0.72rem;
  color: var(--color-text-light);
  letter-spacing: 0.1em;
}

/* Nav toggle (mobile) */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1.5px solid var(--color-border);
  border-radius: 10px;
}
.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-navy);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 14px 28px rgba(34, 52, 73, 0.1);
  padding: 10px 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}
.site-nav.is-open {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
}
.site-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.site-nav ul a {
  display: block;
  padding: 9px 6px;
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.3;
  border-bottom: 1px solid var(--color-border);
}
.nav-cta {
  text-align: center;
  padding-top: 4px;
  padding-bottom: 4px;
  line-height: 1.3;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 84px;
  background: linear-gradient(180deg, var(--color-beige) 0%, var(--color-white) 100%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}
.hero-eyebrow {
  color: var(--color-navy);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}
.hero-title {
  font-size: clamp(2rem, 6vw, 3.2rem);
  font-weight: 800;
  color: var(--color-navy-deep);
  line-height: 1.45;
  margin-bottom: 22px;
}
.hero-lead {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--color-text-light);
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
}
.hero-actions .btn {
  width: 100%;
  max-width: 320px;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  z-index: 1;
}
.shape-1 {
  width: 220px;
  height: 220px;
  background-color: var(--color-beige-deep);
  top: -60px;
  right: -70px;
  opacity: 0.6;
}
.shape-2 {
  width: 140px;
  height: 140px;
  border: 1.5px solid var(--color-border);
  bottom: -40px;
  left: -40px;
}

/* ---------- Section common ---------- */
.section {
  padding: 72px 0;
}
.section-alt {
  background-color: var(--color-beige);
}
.section-eyebrow {
  text-align: center;
  color: var(--color-text-light);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  margin-bottom: 10px;
}
.section-title {
  text-align: center;
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 800;
  color: var(--color-navy-deep);
  line-height: 1.5;
  margin-bottom: 18px;
}
.section-lead {
  text-align: center;
  color: var(--color-text-light);
  max-width: 560px;
  margin: 0 auto 44px;
  font-size: 0.98rem;
}
.section-lead strong {
  color: var(--color-navy);
}

/* ---------- Icon badge ---------- */
.icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: var(--color-beige);
  color: var(--color-navy);
  flex-shrink: 0;
  margin-bottom: 16px;
}
.icon-badge svg {
  width: 26px;
  height: 26px;
}
.icon-badge-lg {
  width: 60px;
  height: 60px;
  background-color: var(--color-white);
  border: 1.5px solid var(--color-border);
}
.icon-badge-lg svg {
  width: 30px;
  height: 30px;
}

/* ---------- Pain grid ---------- */
.pain-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.pain-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.pain-card p {
  font-weight: 600;
  color: var(--color-text);
}

/* ---------- Service grid ---------- */
.service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.service-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.service-card:hover {
  box-shadow: var(--shadow-soft);
  transform: translateY(-3px);
}
.service-card h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--color-navy-deep);
  margin-bottom: 8px;
}
.service-card p {
  color: var(--color-text-light);
  font-size: 0.92rem;
}

/* ---------- Service detail blocks ---------- */
.detail-block {
  max-width: 640px;
  margin: 0 auto;
  padding: 40px 0;
  border-bottom: 1px solid var(--color-border);
}
.detail-block:first-child {
  padding-top: 0;
}
.detail-block:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.detail-tag {
  display: inline-block;
  color: var(--color-navy);
  background-color: var(--color-beige);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.detail-text h3 {
  font-size: clamp(1.15rem, 3vw, 1.4rem);
  font-weight: 800;
  color: var(--color-navy-deep);
  margin-bottom: 14px;
  line-height: 1.5;
}
.detail-text > p {
  color: var(--color-text-light);
  margin-bottom: 18px;
}
.detail-includes {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}
.detail-includes li {
  position: relative;
  padding-left: 22px;
  font-weight: 600;
  color: var(--color-text);
}
.detail-includes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-navy);
}
.detail-note {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 22px;
}
.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---------- Sample / portfolio ---------- */
.sample-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.sample-card {
  position: relative;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
}
.sample-badge {
  display: inline-block;
  background-color: var(--color-navy);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.sample-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-navy-deep);
  margin-bottom: 6px;
}
.sample-shop {
  font-size: 0.82rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
}
.sample-body {
  font-size: 0.92rem;
  color: var(--color-text);
  background-color: var(--color-beige);
  border-radius: var(--radius-md);
  padding: 18px 18px;
}
.sample-qa {
  margin-bottom: 16px;
}
.sample-qa:last-child {
  margin-bottom: 0;
}
.sample-q {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
}

/* ---------- Flow ---------- */
.flow-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  max-width: 640px;
  margin: 0 auto;
}
.flow-step {
  position: relative;
  padding: 0 0 36px 56px;
}
.flow-step:last-child {
  padding-bottom: 0;
}
.flow-step::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 40px;
  bottom: 0;
  width: 2px;
  background-color: var(--color-border);
}
.flow-step:last-child::before {
  display: none;
}
.flow-num {
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-navy);
  color: #fff;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}
.flow-step h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-navy-deep);
  margin-bottom: 6px;
}
.flow-step p {
  color: var(--color-text-light);
  font-size: 0.92rem;
}

/* ---------- Reasons ---------- */
.reason-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.reason-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
}
.reason-card h3 {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-navy-deep);
  margin-bottom: 8px;
}
.reason-card p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 6px 22px;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 30px 18px 0;
  font-weight: 700;
  color: var(--color-navy-deep);
  position: relative;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 16px;
  font-size: 1.3rem;
  color: var(--color-navy);
  font-weight: 400;
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after {
  content: "-";
}
.faq-item p {
  color: var(--color-text-light);
  padding: 0 0 20px;
  font-size: 0.92rem;
}

/* ---------- Contact ---------- */
.contact-section {
  background: linear-gradient(180deg, var(--color-white) 0%, var(--color-beige) 100%);
}
.contact-inner {
  text-align: center;
}
.contact-actions {
  margin-bottom: 40px;
}
.contact-links-title {
  font-weight: 700;
  color: var(--color-text-light);
  font-size: 0.88rem;
  margin-bottom: 16px;
}
.contact-links-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
.contact-links-grid .btn {
  width: 100%;
  max-width: 320px;
}

/* ---------- Contact form ---------- */
.contact-form-wrap {
  max-width: 560px;
  margin: 56px auto 0;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 22px;
  text-align: left;
  box-shadow: var(--shadow-soft);
}
.contact-form-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-navy-deep);
  margin-bottom: 10px;
  text-align: center;
}
.contact-form-note {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-bottom: 28px;
  text-align: center;
}

.contact-form .form-group {
  margin-bottom: 20px;
}
.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.contact-form label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.form-badge-required {
  background-color: var(--color-navy);
  color: #fff;
}
.form-badge-optional {
  background-color: var(--color-beige);
  color: var(--color-text-light);
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 16px;
  font: inherit;
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  appearance: none;
}

.contact-form select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%23223449' stroke-width='2'%3E%3Cpath d='M5 8l5 5 5-5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 42px;
}

.contact-form textarea {
  min-height: 140px;
  resize: vertical;
  line-height: 1.7;
}

.contact-form input:focus-visible,
.contact-form select:focus-visible,
.contact-form textarea:focus-visible {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(34, 52, 73, 0.15);
}

.form-privacy {
  background-color: var(--color-beige);
  border-radius: var(--radius-md);
  padding: 16px 18px;
}
.form-privacy-text {
  font-size: 0.82rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
}
.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 0;
  cursor: pointer;
}
.form-checkbox-label input[type="checkbox"] {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  accent-color: var(--color-navy);
  margin-top: 1px;
}
.form-checkbox-label span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.form-submit {
  margin-top: 28px;
  text-align: center;
}
.form-submit .btn {
  width: 100%;
}

/* honeypot: 人には見せず、ボットのみが入力してしまう項目 */
.form-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (min-width: 600px) {
  .contact-form .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 700px) {
  .contact-form-wrap {
    padding: 44px 48px;
  }
}

/* ---------- Footer ---------- */
.site-footer {
  background-color: var(--color-navy-deep);
  color: rgba(255, 255, 255, 0.85);
  padding: 48px 0 24px;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.footer-brand .logo-main {
  color: #fff;
  font-size: 1.2rem;
}
.footer-brand .logo-sub {
  color: rgba(255, 255, 255, 0.6);
}
.footer-desc {
  margin-top: 10px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
}
.footer-nav a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.75);
}
.footer-nav a:hover {
  color: #fff;
}
.footer-copyright {
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
  padding-top: 20px;
}

/* ============================================
   Responsive breakpoints
   ============================================ */

/* Tablet */
@media (min-width: 700px) {
  .pain-grid,
  .service-grid,
  .sample-grid,
  .reason-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }
  .hero-actions .btn {
    width: auto;
  }

  .contact-links-grid {
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
  }
  .contact-links-grid .btn {
    width: auto;
  }

  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

/* Desktop */
@media (min-width: 960px) {
  .br-sp {
    display: none;
  }
  .br-pc {
    display: inline;
  }

  .header-inner {
    padding: 18px 20px;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 32px;
    padding: 0;
    background: transparent;
    box-shadow: none;
    border-bottom: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    inset: auto;
    overflow: visible;
  }
  .site-nav ul {
    flex-direction: row;
    gap: 6px;
  }
  .site-nav ul a {
    padding: 8px 14px;
    font-size: 0.92rem;
    border-bottom: none;
  }

  .hero {
    padding: 96px 0 120px;
  }

  .service-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .reason-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .pain-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .sample-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .detail-block {
    max-width: 760px;
  }
}