/* ========================================
   共通コンポーネント
   ======================================== */

/* コンテナ */
.l-container {
  width: 100%;
  max-width: calc(var(--container-max) + var(--container-padding) * 2);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* セクションタイトル（背景テキスト + ラベル） */
.c-section-title {
  position: relative;
  text-align: center;
  margin-bottom: 40px;
}

.c-section-title__bg {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(48px, 8vw, 100px);
  letter-spacing: -0.03em;
  color: var(--color-text-muted);
  line-height: 1;
  text-transform: lowercase;
}

.c-section-title__label {
  display: inline-block;
  background-color: var(--color-main);
  color: var(--color-base);
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 600;
  line-height: 30px;
  padding: 2px 34px 3px;
  margin-top: -20px;
  position: relative;
}

/* ボタン */
.c-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border: none;
  font-weight: 700;
  line-height: 1.4;
  text-decoration: none;
  transition: opacity var(--transition);
  white-space: nowrap;
  box-sizing: border-box;
  cursor: pointer;
}

.c-btn:hover {
  opacity: 0.85;
}

/* ── サイズ ── */
.c-btn--xl,
.p-contact-cta__btn {
  width: 100%;
  max-width: var(--btn-width-xl);
  min-height: var(--btn-height-xl);
  font-size: var(--btn-font-xl);
  padding: var(--btn-padding-xl);
  border-radius: var(--radius-pill);
}

.c-btn--lg {
  width: 100%;
  max-width: var(--btn-width-lg);
  min-height: var(--btn-height-lg);
  font-size: var(--btn-font-lg);
  padding: var(--btn-padding-lg);
  border-radius: var(--radius-btn);
}

.c-btn--md {
  width: 100%;
  max-width: var(--btn-width-md);
  min-height: var(--btn-height-md);
  font-size: var(--btn-font-md);
  padding: var(--btn-padding-md);
  border-radius: var(--radius-btn);
}

.c-btn--sm,
.p-service-card__btn,
.p-works-card__btn {
  display: inline-flex;
  align-items: center;
  width: 100%;
  max-width: var(--btn-width-sm);
  min-height: var(--btn-height-sm);
  height: var(--btn-height-sm);
  font-size: var(--btn-font-sm);
  font-weight: 700;
  padding: var(--btn-padding-sm);
  border-radius: var(--radius-btn);
  gap: 10px;
  white-space: nowrap;
  box-sizing: border-box;
}

.c-btn--xs,
.btn,
.site-footer__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: var(--btn-height-xs);
  padding: var(--btn-padding-xs);
  border-radius: var(--radius-nav);
  font-family: var(--font-en);
  font-weight: 500;
  font-size: var(--btn-font-xs);
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: opacity var(--transition);
  box-sizing: border-box;
  border: none;
  cursor: pointer;
}

.c-btn--block {
  width: 100%;
}

.c-btn:has(.c-btn__icon),
.c-btn:has(.p-contact-cta__btn-icon) {
  justify-content: space-between;
}

.c-btn--xl:has(.c-btn__icon):not(.c-btn--outline),
.p-contact-cta__btn:has(.p-contact-cta__btn-icon) {
  padding: var(--btn-padding-xl-icon);
}

.c-btn--lg:has(.c-btn__icon),
.c-btn--md:has(.c-btn__icon) {
  justify-content: space-between;
}

.c-btn--sm:has(.c-btn__icon),
.c-btn--sm:has(.p-service-card__btn-icon),
.c-btn--sm:has(.p-works-card__btn-icon),
.p-service-card__btn,
.p-works-card__btn {
  justify-content: space-between;
  gap: 10px;
}

/* ── カラー ── */
.c-btn--primary {
  background-color: var(--color-main);
  color: var(--color-white);
}

.c-btn--accent {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.c-btn--outline {
  background-color: var(--color-white);
  color: var(--color-main);
  border: 1px solid var(--color-main);
}

.c-btn--outline.c-btn--lg,
.c-btn--outline.c-btn--md,
.c-btn--outline.c-btn--sm,
.p-service-card__btn,
.p-works-card__btn {
  border-radius: var(--radius-btn);
}

.c-btn--outline.c-btn--xl {
  border-radius: var(--radius-btn);
  padding: 14px 48px 14px 40px;
}

.c-btn--outline.c-btn--xl:has(.c-btn__icon) {
  padding: 14px 48px 14px 40px;
}

.c-btn--light {
  background-color: var(--color-base);
  color: var(--color-accent);
}

.c-btn--surface {
  background-color: var(--color-base);
}

.p-contact-cta__btn {
  background: var(--color-base);
  color: var(--color-accent);
}

.p-service-card__btn,
.p-works-card__btn {
  border: 1px solid var(--color-main);
  background: var(--color-white);
  color: var(--color-main);
}

.btn:hover,
.site-footer__btn:hover {
  opacity: 0.85;
}

.btn--login,
.site-footer__btn--login {
  background-color: var(--color-accent);
  color: var(--color-white);
  min-width: var(--btn-width-xs-login);
}

.btn--outline,
.site-footer__btn--outline {
  background-color: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  min-width: var(--btn-width-xs-contact);
}

/* ── Icon: circle + arrow (遷移マーク) ── */
.c-icon-circle-arrow,
.c-btn__icon,
.p-contact-cta__btn-icon,
.p-ai-intel-about-row__arrow,
.p-news-row__arrow,
.p-service-card__btn-icon,
.p-works-card__btn-icon {
  position: relative;
  display: inline-block;
  width: 42px;
  height: 34px;
  flex-shrink: 0;
  vertical-align: middle;
  color: inherit;
}

.c-icon-circle-arrow::before,
.c-btn__icon::before,
.p-contact-cta__btn-icon::before,
.p-ai-intel-about-row__arrow::before,
.p-news-row__arrow::before,
.p-service-card__btn-icon::before,
.p-works-card__btn-icon::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 34px;
  height: 34px;
  border: 1px solid currentColor;
  border-radius: 50%;
  box-sizing: border-box;
  transform: translateY(-50%);
}

.c-icon-circle-arrow::after,
.c-btn__icon::after,
.p-contact-cta__btn-icon::after,
.p-ai-intel-about-row__arrow::after,
.p-news-row__arrow::after,
.p-service-card__btn-icon::after,
.p-works-card__btn-icon::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 50%;
  width: 25px;
  height: 1px;
  background: currentColor;
  transform: translateY(-50%);
}

.c-btn:has(.c-btn__icon) {
  justify-content: space-between;
  gap: 16px;
}

/* ── Icon: chevron (ナビ矢印) ── */
.c-icon-chevron {
  display: block;
  width: 8px;
  height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  flex-shrink: 0;
}

.c-icon-chevron--left {
  transform: rotate(135deg);
}

.c-icon-chevron--right {
  transform: rotate(-45deg);
}

/* カテゴリタグ */
.c-tag {
  display: inline-block;
  background-color: var(--color-main);
  color: var(--color-base);
  font-size: 14px;
  font-weight: 600;
  line-height: 23px;
  padding: 0 10px;
  border: 0.5px solid var(--color-main);
}

/* 区切り線 */
.c-divider {
  width: 100%;
  height: 1px;
  background-color: var(--color-main);
  border: none;
}

/* サブページ用コンテナ・ボタン */
.container {
  width: 100%;
  max-width: calc(var(--container-max) + var(--container-padding) * 2);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}