/* ============================================
   style.css — senobit.co.jp
   ============================================ */

:root {
  --color-primary:        #103689;
  --color-primary-light:  #D6EAF2;
  --color-primary-dark:   #0c2a6b;
  --color-text:           #323232;
  --color-text-sub:       #9F9F9F;
  --color-text-light:     #B8B8B8;
  --color-bg:             #FFFFFF;
  --color-bg-gray:        #F3F3F3;
  --color-border:         #DCDCDC;
  --color-btn:            #B0B0B0;
  --color-red:            #c62828;

  --font-base: 'Noto Sans JP', sans-serif;

  --container-max: 1440px;
  --container-pad: 20.0rem;
  --contents-max: 87rem;

  --radius-sm: 0.3rem;
  --radius-md: 0.6rem;
  --radius-lg: 1.0rem;
  --shadow-md: 0 6px 24px rgba(16,54,137,0.08);
  --transition: 0.25s ease;

  --weight-title: 500;
  --header-h: 8.0rem;
}

/* Base */
html { font-size: 62.5%; scroll-behavior: smooth; }
body {
  font-family: var(--font-base);
  font-size: 1.6rem;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.75;
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
}

/* ============================================
   セクション共通
   ============================================ */
.section__header {
  margin-bottom: 4.0rem;
}

.section__header--left {
  text-align: left;
}

/* SERVICES / COMPANY / CONTACT などのラベル */
.section__eyebrow {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--color-text-sub);
  letter-spacing: 0.12em;
  margin-bottom: 1.0rem;
}

.section__eyebrow::before {
  content: '';
  display: inline-block;
  width: 0.4rem;
  height: 1.8rem;
  background: var(--color-primary);
  border-radius: 2px;
}

.section__title {
  font-size: 3.0rem;
  font-weight: var(--weight-title);
  color: var(--color-text);
  line-height: 1.3;
  letter-spacing: 0.05em;
}

.section__title--accent { color: var(--color-primary); }

/* セクションの区切り線 */
.policy-page__divider,
.contact-page__divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 3.0rem 0 4.0rem;
}

/* section-anchor */
.section-anchor {
  display: block;
  pointer-events: none;
}

.section-anchor--services {
  height: 30px;
  margin-top: -30px;
}

.section-anchor--about {
  height: 80px;
  margin-top: -80px;
}

.services__inner,
.company__inner {
  max-width: var(--contents-max);
  margin: 0 auto;
}

.policy-page,
.contact-page {
  padding: 5rem var(--container-pad) 7rem;
}

.policy-page__inner,
.contact-page__inner {
  max-width: var(--contents-max);
  margin: 0 auto;
  padding: 0;
}

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  left: 0;
  z-index: 1000;
  background: #fff;
  height: var(--header-h);
  padding: 0;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 6.0rem;
}

.header__logo-img {
  height: 3.2rem;
  width: auto;
}

/* ============================================
   NAV
   ============================================ */
.nav { margin-left: auto; }

.nav__list {
  display: flex;
  gap: 3.2rem;
  align-items: center;
}

.nav__item { position: relative; }

.nav__link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 1.4rem;
  color: var(--color-text);
  padding: 0.4rem 0;
  position: relative;
  overflow: hidden;
}

.nav__link-inner {
  display: inline-block;
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1),
              font-weight 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav__link:hover .nav__link-inner {
  font-weight: 500;
  transform: translateY(2px);
}

/*
.nav__link-inner::after {
  content: '';
  display: inline-block;
  width: 1.0rem;
  height: 0.5rem;
  background-image: url('../images/vector.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  margin-left: 0.7rem;
  vertical-align: middle;
}
*/

.btn--contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.3rem;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.4rem;
  font-weight: 400;
  border-radius: var(--radius-sm);
  transition: opacity var(--transition);
  white-space: nowrap;
  margin-left: 2.4rem;
  flex-shrink: 0;
}

.btn--contact:hover { opacity: 0.75; }

.nav__close { display: none; }

/* SP用お問い合わせ（PCでは非表示） */
.sp-only { display: none; }

/* PCのお問い合わせボタン */
.pc-only { display: inline-flex; }

/* ============================================
   HAMBURGER
   ============================================ */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 0.5rem;
  width: 3.6rem;
  height: 3.6rem;
  padding: 0.4rem;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1100;
  position: relative;
}

.hamburger span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}

.hamburger.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================
   NAV OVERLAY
   ============================================ */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  z-index: 1050;
}

.nav-overlay.is-active { display: block; }

/* ============================================
   main
   ============================================ */
main { padding-top: var(--header-h); }

/* ============================================
   フェードイン
   ============================================ */
.fade-in-section {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   HERO スライダー
   ============================================ */
.hero {
  position: relative;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  height: 60rem;
  overflow: hidden;
}

.hero__slider {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.8s ease-in-out;
  pointer-events: none;
}

.hero__slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

.hero__slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* hero画像を暗くする */
.hero__slide-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.15);
}

.hero__catch-wrap {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0 var(--container-pad);
  z-index: 10;
  pointer-events: none;
}

.hero__slide-catch {
  width: 100%;
  max-width: var(--contents-max);
  margin: 0 auto;
  font-size: 4.0rem;
  font-weight: var(--weight-title);
  color: #fff;
  line-height: 1.7;
  text-align: left;
}

.hero__indicators {
  position: absolute;
  bottom: 2.4rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 1.0rem;
  z-index: 10;
}

.hero__indicator {
  width: 1.0rem;
  height: 1.0rem;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  padding: 0;
}

.hero__indicator.is-active {
  background: #fff;
  transform: scale(1.2);
}

/* ============================================
   事業内容
   ============================================ */
.services {
  padding: 10rem var(--container-pad) 5rem;
}

.services__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-card {
  background: #fff;
  overflow: hidden;
  transition: box-shadow var(--transition);
  padding: 5.0rem 0;
  border-bottom: 1px solid var(--color-border);
}

.service-card:first-child {
  border-top: 1px solid var(--color-border);
}

.service-card__body {
  display: flex;
  gap: 3.8rem;
  align-items: flex-start;
}

.service-card__left {
  width: 22rem;
  flex-shrink: 0;
}

.service-card__label {
  font-size: 1.2rem;
  color: var(--color-text-sub);
  letter-spacing: 0.1em;
  margin-bottom: 0.8rem;
}

.service-card__title {
  font-size: 2.0rem;
  font-weight: var(--weight-title);
  color: var(--color-primary);
  line-height: 1.4;
}

.service-card__right { flex: 1; }

.service-card__desc {
  font-size: 1.4rem;
  color: var(--color-text);
  line-height: 1.9;
  margin-bottom: 3.0rem;
}

.service-card__tags {
  display: grid;
  padding:  1.0rem 2.0rem;
  background: var(--color-bg-gray);
  grid-template-columns: repeat(3, 1fr);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.service-card__tag {
  padding: 1.6rem 0;
  border-right: 1px solid var(--color-border);
  padding-right: 3.6rem;
}

.service-card__tag:first-child { padding-left: 0; padding-right: 2.0rem; }
.service-card__tag:nth-child(2) { padding-left: 2.0rem; padding-right: 2.0em; }
.service-card__tag:last-child { padding-left: 2.0rem; padding-right: 0; border-right: none; }

.service-card__tag-label {
  font-size: 1.3rem;
  color: var(--color-text-light);
  margin-bottom: 0.6rem;
  letter-spacing: 0.05em;
}

.service-card__tag-text {
  font-size: 1.4rem;
  color: var(--color-text);
  font-weight: 400;
}

/* ============================================
   会社概要
   ============================================ */
.company {
  background: #fff;
  padding: 5rem var(--container-pad) 10rem;
}

.company__row {
  display: flex;
  align-items: baseline;
  gap: 4.0rem;
  padding: 2.0rem 0;
  border-bottom: 1px solid var(--color-border);
}

.company__row:first-child {
  border-top: 1px solid var(--color-border);
}

.company__label {
  width: 20rem;
  flex-shrink: 0;
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--color-text);
}

.company__value {
  font-size: 1.4rem;
  color: var(--color-text);
  line-height: 1.8;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-bg-gray);
  padding: 2.0rem 0;
  text-align: center;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
}

.footer__nav-link {
  font-size: 1.2rem;
  text-decoration: underline;
  transition: opacity var(--transition);
}

.footer__nav-link:hover { opacity: 0.75; }

.footer__copy {
  font-size: 1.2rem;
}

/* ============================================
   プライバシーポリシーページ
   ============================================ */
.policy-page {
  min-height: calc(100vh - var(--header-h) - 7.2rem);
}

.policy-page__date {
  text-align: right;
  font-size: 1.3rem;
  color: var(--color-text-sub);
  margin-bottom: 4.0rem;
}

.policy-body p,
.policy-body address {
  font-size: 1.4rem;
  line-height: 1.9;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.policy-body__h2 {
  font-size: 1.6rem;
  font-weight: var(--weight-title);
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.8rem;
  margin: 4.0rem 0 1.6rem;
}

.policy-body__ol {
  list-style: none;
  counter-reset: policy-counter;
  padding-left: 0;
  margin-bottom: 1rem;
}

.policy-body__ol li {
  counter-increment: policy-counter;
  font-size: 1.4rem;
  line-height: 1.9;
  color: var(--color-text);
  margin-bottom: 1.0rem;
  position: relative;
  padding-left: 4.0rem;
}

.policy-body__ol li::before {
  content: "（" counter(policy-counter) "）";
  position: absolute;
  left: 0;
  color: var(--color-text);
  font-size: 1.3rem;
}

.policy-body__address {
  border-radius: var(--radius-md);
  padding: 2.4rem 0;
  font-size: 1.4rem;
  line-height: 2.0;
}

.policy-body__address a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ============================================
   お問い合わせページ
   ============================================ */
.contact-page {
  min-height: calc(100vh - var(--header-h) - 7.2rem);
}

.contact-form {
  max-width: 50rem;
}

.contact-form__row {
  margin-bottom: 2.4rem;
}

.contact-form__label {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.4rem;
  color: var(--color-text);
  margin-bottom: 0.8rem;
  font-weight: var(--weight-title);
}

.contact-form__badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 0.3rem;
  font-size: 1.1rem;
  font-weight: 500;
  color: #fff;
}

.contact-form__badge--required {
  background: var(--color-primary);
}

.contact-form__badge--optional {
  background: var(--color-btn);
}

.contact-form__input,
.contact-form__textarea {
  display: block;
  width: 100%;
  padding: 0.8rem 1.4rem;
  font-size: 1.4rem;
  color: var(--color-text);
  background: #fff;
  border: 1px solid var(--color-btn);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}

.contact-form__input:focus,
.contact-form__textarea:focus {
  border-color: var(--color-primary);
  outline: none;
}

.contact-form__textarea {
  resize: vertical;
  height: 7rem;
  min-height: 7rem;
}

.contact-form__agree {
  text-align: left;
  margin-bottom: 2.4rem;
}

.contact-form__check-label {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.4rem;
  font-weight: var(--weight-title);
  cursor: pointer;
}

.contact-form__checkbox {
  width: 1.6rem;
  height: 1.6rem;
  cursor: pointer;
  appearance: auto;
  accent-color: var(--color-primary);
}

.contact-form__agree-link {
  color: var(--color-text);
  text-decoration: underline;
}

.contact-form__agree-link:hover { opacity: 0.75; }

.contact-form__agree-icon {
  display: inline-block;
  vertical-align: middle;
  margin-left: 0.3rem;
  color: var(--color-text);
}

.contact-form__submit {
  text-align: center;
}

.contact-form__btn {
  display: inline-block;
  width: 100%;
  padding: 1.2rem 2.4rem;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.4rem;  /* 小さく */
  font-weight: 500;
  letter-spacing: 0.1em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: opacity var(--transition), background var(--transition);
  margin-bottom: 2.4rem;
}

.contact-form__btn:hover:not(:disabled) { opacity: 0.8; }

/* グレーアウト（disabled） */
.contact-form__btn:disabled {
  background: var(--color-btn);
  cursor: not-allowed;
  opacity: 1;
}

/* 送信成功メッセージ */
.contact-form__success {
  border-radius: var(--radius-sm);
  margin-bottom: 4.0rem;
  font-size: 1.4rem;
}

/* 送信失敗メッセージ */
.contact-form__error {
  color: var(--color-red);
  border-radius: var(--radius-sm);
  margin-bottom: 4.0rem;
  font-size: 1.4rem;
}

/* ============================================
   PC非表示/SP表示切替
   ============================================ */
.sp-br { display: none; }