@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Zen+Kaku+Gothic+New:wght@500;700;900&display=swap");

/* =========================================================
   01. 基本設定
========================================================= */

:root {
  --sd-orange: #ff8200;
  --sd-orange-dark: #e86f00;
  --sd-yellow: #ffe64d;
  --sd-blue: #2e5eaa;
  --sd-green: #237f75;

  --sd-text: #30333a;
  --sd-text-light: #806e5c;

  --sd-white: #ffffff;
  --sd-base: #fffdf8;
  --sd-cream: #fff1dc;
  --sd-mint: #eaf8f5;

  --sd-border: #ffd3a3;

  --sd-font-main: "Noto Sans JP", sans-serif;
  --sd-font-heading: "Zen Kaku Gothic New", sans-serif;

  --sd-container: 1120px;
  --sd-radius-large: 70px;
  --sd-radius-medium: 28px;
  --sd-radius-small: 18px;

  --sd-shadow:
    0 18px 50px rgba(49, 40, 25, 0.09);
}

html {
  scroll-behavior: smooth;
}

.sd-main {
  overflow: hidden;
  background: var(--sd-base);
  color: var(--sd-text);
  font-family: var(--sd-font-main);
  line-height: 1.9;
}

.sd-main *,
.sd-main *::before,
.sd-main *::after {
  box-sizing: border-box;
}

.sd-main a {
  text-decoration: none;
}

.sd-main img {
  max-width: 100%;
  height: auto;
}

.sd-container {
  width: min(var(--sd-container), calc(100% - 48px));
  margin-inline: auto;
}

.sd-section {
  padding: 130px 0;
}

/* Lightningの見出し装飾をリセット */
.sd-main h1::before,
.sd-main h1::after,
.sd-main h2::before,
.sd-main h2::after,
.sd-main h3::before,
.sd-main h3::after {
  display: none !important;
  content: none !important;
}

/* =========================================================
   02. 共通見出し
========================================================= */

.sd-heading {
  margin-bottom: 56px;
}

.sd-heading p,
.sd-contact__inner > p {
  margin: 0 0 5px;
  color: var(--sd-orange);
  font-family: var(--sd-font-heading);
  font-size: clamp(2.9rem, 6vw, 5.4rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.03em;
}

.sd-heading h2 {
  margin: 0;
  border: 0 !important;
  background: none !important;
  font-family: var(--sd-font-heading);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.12em;
}

.sd-heading--center {
  text-align: center;
}

/* =========================================================
   03. 共通ボタン・リンク
========================================================= */

.sd-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  min-width: 220px;
  padding: 17px 22px;
  border: 2px solid var(--sd-orange);
  border-radius: 100px;
  background: var(--sd-orange);
  color: var(--sd-white) !important;
  font-weight: 700;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    background-color 0.3s ease;
}

.sd-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(255, 130, 0, 0.25);
}

.sd-button span,
.sd-link span {
  transition: transform 0.3s ease;
}

.sd-button:hover span,
.sd-link:hover span {
  transform: translateX(5px);
}

.sd-button--outline {
  background: transparent;
  color: var(--sd-orange) !important;
}

.sd-button--white {
  border-color: var(--sd-white);
  background: var(--sd-white);
  color: var(--sd-orange) !important;
}

.sd-link {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  color: var(--sd-text) !important;
  font-weight: 700;
}

/* =========================================================
   04. スクロール表示アニメーション
========================================================= */

.sd-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.8s ease,
    transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.sd-reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* =========================================================
   05. ヘッダー
========================================================= */

.sd-site-header {
  position: absolute;
  z-index: 100;
  top: 0;
  left: 0;
  width: 100%;
  padding: 18px 28px;
  transition:
    padding 0.3s ease,
    background-color 0.3s ease,
    box-shadow 0.3s ease;
}

.sd-site-header.is-scrolled {
  position: fixed;
  padding-block: 10px;
  background: rgba(255, 255, 255, 0.93);
  box-shadow: 0 5px 25px rgba(36, 40, 48, 0.08);
  backdrop-filter: blur(14px);
}

.sd-site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1320px, 100%);
  margin: auto;
}

.sd-site-header__logo {
  position: relative;
  z-index: 102;
  display: block;
  width: clamp(150px, 17vw, 230px);
}

.sd-site-header__logo img {
  display: block;
  width: 100%;
  max-height: 64px;
  object-fit: contain;
  object-position: left center;
}

.sd-global-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.sd-global-nav > a {
  position: relative;
  color: var(--sd-text) !important;
  font-family: var(--sd-font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-align: center;
}

.sd-global-nav small {
  display: block;
  margin-top: 5px;
  color: #8b8b8b;
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0;
  transition: color 0.3s ease;
}

.sd-global-nav .sd-nav-contact {
  padding: 13px 24px;
  border-radius: 100px;
  background: var(--sd-orange);
  color: var(--sd-white) !important;
}

.sd-global-nav .sd-nav-contact small {
  color: var(--sd-white);
}

.sd-menu-button {
  position: relative;
  z-index: 102;
  display: none;
  width: 48px;
  height: 48px;
  padding: 9px;
  border: 0;
  border-radius: 50%;
  background: var(--sd-orange);
  cursor: pointer;
}

.sd-menu-button span {
  display: block;
  width: 23px;
  height: 2px;
  margin: 4px auto;
  background: var(--sd-white);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

.sd-menu-button b {
  display: block;
  color: var(--sd-white);
  font-size: 0.48rem;
}

.sd-menu-button[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.sd-menu-button[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.sd-menu-button[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (hover: hover) and (pointer: fine) {
  .sd-global-nav > a {
    transition:
      color 0.3s ease,
      transform 0.3s ease;
  }

  .sd-global-nav > a:not(.sd-nav-contact)::after {
    position: absolute;
    right: 0;
    bottom: -9px;
    left: 0;
    height: 3px;
    border-radius: 100px;
    background: var(--sd-orange);
    content: "";
    transform: scaleX(0);
    transform-origin: right center;
    transition: transform 0.35s ease;
  }

  .sd-global-nav > a:not(.sd-nav-contact):hover {
    color: var(--sd-orange) !important;
    transform: translateY(-3px);
  }

  .sd-global-nav > a:not(.sd-nav-contact):hover::after {
    transform: scaleX(1);
    transform-origin: left center;
  }

  .sd-global-nav > a:hover small {
    color: var(--sd-orange);
  }

  .sd-global-nav .sd-nav-contact {
    transition:
      background-color 0.3s ease,
      box-shadow 0.3s ease,
      transform 0.3s ease;
  }

  .sd-global-nav .sd-nav-contact:hover {
    background: var(--sd-orange-dark);
    box-shadow: 0 9px 22px rgba(255, 130, 0, 0.28);
    transform: translateY(-3px);
  }

  .sd-global-nav .sd-nav-contact:hover small {
    color: var(--sd-white);
  }
}

/* =========================================================
   06. ファーストビュー
========================================================= */

.sd-hero {
  position: relative;
  display: flex;
  align-items: center;
  height: 100svh;
  min-height: 650px;
  max-height: 900px;
  padding: 110px 0 245px;
  background: var(--sd-base);
  isolation: isolate;
}

.sd-hero__inner {
  position: relative;
  z-index: 2;
  display: block;
  min-height: 0;
}

.sd-hero__copy {
  width: min(100%, 1050px);
  text-align: center;
}

.sd-kicker {
  margin: 0 0 24px;
  color: var(--sd-blue);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}
.sd-hero__title {
  margin: 0;
  font-family: var(--sd-font-heading);
  font-size: clamp(2.4rem, 5.5vw, 5rem);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: 0.02em;
  text-align: center;
}

.sd-hero__title > span {
  display: block;
  width: fit-content;
  margin-inline: auto;
}
.sd-hero__title-sub {
  display: block;
  font-size: 0.68em; /* お好みで 0.6〜0.75 に調整 */
  font-weight: 900;
  line-height: 1.4;
  margin-bottom: 0.2em;
}

.sd-hero__title-marker {
  display: block;
  font-size: 1em;
}
.sd-hero__title .sd-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(35px) rotate(5deg);
}

.sd-hero__title.is-ready .sd-char {
  animation: sdChar 0.65s cubic-bezier(0.2, 0.75, 0.2, 1) forwards;
}

@keyframes sdChar {
  to {
    opacity: 1;
    transform: none;
  }
}

.sd-hero__title-marker {
  position: relative;
  z-index: 1;
  width: fit-content;
  background-image:
    linear-gradient(
      transparent 72%,
      var(--sd-yellow) 72%,
      var(--sd-yellow) 90%,
      transparent 90%
    );
  background-repeat: no-repeat;
  background-size: 0 100%;
  animation: sdMarker 0.9s 1.1s ease forwards;
}

@keyframes sdMarker {
  to {
    background-size: 100% 100%;
  }
}

.sd-hero__line {
  display: block;
  width: min(460px, 75%);
  height: 12px;
  margin: 11px 0 26px;
  border-radius: 20px;
  background: var(--sd-yellow);
  transform: scaleX(0);
  transform-origin: left;
}

.sd-hero__line.is-visible {
  animation: sdLine 0.9s 0.7s ease forwards;
}

@keyframes sdLine {
  to {
    transform: scaleX(1);
  }
}

.sd-hero__lead {
  margin: 30px 0 0;
  font-size: 1rem;
}

.sd-hero__lead strong {
  color: var(--sd-orange);
}

/* ---------- FV内制作実績 ---------- */

.sd-fv-works {
  position: absolute;
  z-index: 5;
  right: 0;
  bottom: 28px;
  left: 0;
  min-height: 205px;
  overflow: hidden;
  padding: 28px 0 24px;
  background: var(--sd-orange);
}

.sd-fv-works::before {
  position: absolute;
  top: 10px;
  left: 5%;
  color: rgba(255, 255, 255, 0.18);
  content: "WORKS  WORKS  WORKS";
  font-family: var(--sd-font-heading);
  font-size: 3.4rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.08em;
  white-space: nowrap;
  pointer-events: none;
}

.sd-fv-works__track {
  position: relative;
  z-index: 1;
  display: flex;
  width: max-content;
  gap: 18px;
  animation: sdFvWorks 38s linear infinite;
  will-change: transform;
}

.sd-fv-works:hover .sd-fv-works__track {
  animation-play-state: paused;
}

.sd-fv-works__item {
  display: block;
  flex: 0 0 230px;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border-radius: 14px;
  background: var(--sd-cream);
  box-shadow: 0 10px 25px rgba(49, 40, 25, 0.1);
}

.sd-fv-works__item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.sd-fv-works__item:hover img {
  transform: scale(1.04);
}

.sd-fv-works__item--empty {
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, var(--sd-white), var(--sd-cream));
  color: var(--sd-orange);
  font-family: var(--sd-font-heading);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

@keyframes sdFvWorks {
  to {
    transform: translateX(calc(-50% - 9px));
  }
}

.sd-fv-works__arrow {
  position: absolute;
  z-index: 3;
  top: 50%;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--sd-white);
  color: var(--sd-orange);
  font-size: 1.25rem;
  font-weight: 700;
  box-shadow: 0 8px 22px rgba(79, 40, 0, 0.2);
  cursor: pointer;
  transform: translateY(-50%);
  transition:
    transform 0.25s ease,
    background-color 0.25s ease;
}

.sd-fv-works__arrow:hover {
  background: var(--sd-yellow);
  transform: translateY(-50%) scale(1.08);
}

.sd-fv-works__arrow--prev {
  left: 18px;
}

.sd-fv-works__arrow--next {
  right: 18px;
}

/* ---------- スクロール表示 ---------- */

.sd-scroll {
  position: absolute;
  z-index: 6;
  right: 35px;
  bottom: 215px;
  display: flex;
  align-items: center;
  flex-direction: column;
  color: var(--sd-orange) !important;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  writing-mode: vertical-rl;
}

.sd-scroll span {
  display: block;
  width: 1px;
  height: 52px;
  margin-top: 12px;
  background: var(--sd-orange);
  animation: sdScroll 2s infinite;
}

@keyframes sdScroll {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  45% {
    transform: scaleY(1);
    transform-origin: top;
  }

  55% {
    transform: scaleY(1);
    transform-origin: bottom;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* =========================================================
   07. ABOUT
========================================================= */

.sd-about {
  position: relative;
  overflow: hidden;
  margin: 0;
  border-radius: 0;
  background: var(--sd-white);
}

.sd-about::before {
  position: absolute;
  top: 50px;
  right: -90px;
  width: 210px;
  height: 210px;
  border: 35px solid rgba(255, 130, 0, 0.08);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.sd-about__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 9%;
}

.sd-about__visual {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  border-radius: 45% 55% 60% 40% / 55% 40% 60% 45%;
  background: var(--sd-cream);
}

.sd-about__visual::before {
  position: absolute;
  inset: -25px auto auto -22px;
  width: 100px;
  height: 100px;
  border: 3px solid var(--sd-blue);
  border-radius: 50%;
  content: "";
}

.sd-browser {
  position: relative;
  width: 72%;
  height: 56%;
  padding: 16px;
  border: 4px solid var(--sd-text);
  border-radius: 12px;
  background: var(--sd-white);
  box-shadow: 16px 18px 0 var(--sd-yellow);
}

.sd-browser i {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 3px;
  border-radius: 50%;
  background: var(--sd-orange);
}

.sd-browser b,
.sd-browser span,
.sd-browser em {
  display: block;
  border-radius: 10px;
}

.sd-browser b {
  width: 60%;
  height: 14px;
  margin: 30px 0 18px;
  background: var(--sd-blue);
}

.sd-browser span {
  height: 7px;
  margin: 9px 0;
  background: #dddddd;
}

.sd-browser em {
  width: 36%;
  height: 24px;
  margin-top: 24px;
  background: var(--sd-orange);
}

.sd-about__text p {
  margin: 0 0 1.4em;
}

/* =========================================================
   08. SERVICE
========================================================= */

.sd-service {
  position: relative;
  overflow: hidden;
  margin: 0 18px;
  padding: 130px 0;
  border-radius: var(--sd-radius-large);
  background: var(--sd-cream);
}

.sd-service::after {
  position: absolute;
  right: -20px;
  bottom: 15px;
  z-index: 0;
  color: rgba(255, 130, 0, 0.07);
  content: "SERVICE";
  font-family: var(--sd-font-heading);
  font-size: clamp(5rem, 13vw, 11rem);
  font-weight: 900;
  line-height: 1;
  pointer-events: none;
}

.sd-service > .sd-container {
  position: relative;
  z-index: 1;
}

.sd-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.sd-service-card {
  position: relative;
  min-width: 0;
  min-height: 0;
  padding: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 130, 0, 0.18);
  border-radius: 24px;
  background: var(--sd-white);
  box-shadow: var(--sd-shadow);
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease;
}

.sd-service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 55px rgba(255, 130, 0, 0.15);
}

.sd-service-card__link {
  display: grid;
  grid-template-rows: 190px 1fr;
  height: 100%;
  color: var(--sd-text) !important;
}

.sd-service-card__image {
  min-height: 190px;
  border-radius: 17px;
  background-color: #e9e3d9;
  background-position: center;
  background-size: cover;
}

.sd-service-card:nth-child(2) .sd-service-card__image {
  background-color: #d9e6f4;
}

.sd-service-card:nth-child(3) .sd-service-card__image {
  background-color: #f5d9ce;
}

.sd-service-card:nth-child(4) .sd-service-card__image {
  background-color: #d8ebdf;
}

.sd-service-card:nth-child(5) .sd-service-card__image {
  background-color: #eee0f3;
}

.sd-service-card__body {
  position: relative;
  padding: 30px 14px 22px;
}

.sd-card-number {
  position: absolute;
  top: 20px;
  right: 20px;
  color: #ffd59d;
  font-family: var(--sd-font-heading);
  font-size: 2.6rem;
  font-weight: 900;
  line-height: 1;
}

.sd-service-card small {
  color: var(--sd-orange);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.sd-service-card h3 {
  margin: 40px 0 18px;
  border: 0 !important;
  font-family: var(--sd-font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.5;
}

.sd-service-card p {
  margin: 0;
  font-size: 0.92rem;
}

.sd-service-card__button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  width: fit-content;
  margin-top: 26px;
  padding: 12px 22px;
  border: 2px solid var(--sd-orange);
  border-radius: 100px;
  color: var(--sd-orange);
  font-weight: 700;
  transition:
    color 0.3s ease,
    background-color 0.3s ease;
}

.sd-service-card__button b {
  transition: transform 0.3s ease;
}

.sd-service-card__link:hover .sd-service-card__button {
  background: var(--sd-orange);
  color: var(--sd-white);
}

.sd-service-card__link:hover .sd-service-card__button b {
  transform: translateX(5px);
}

/* ---------- 歯科医院向けメインカード ---------- */

.sd-service-card--dental {
  grid-column: 1 / -1;
  background: var(--sd-mint);
  color: var(--sd-text);
}

.sd-service-card--dental::after {
  position: absolute;
  right: -6%;
  bottom: -45%;
  width: 46%;
  aspect-ratio: 1;
  border: 42px solid rgba(74, 164, 153, 0.12);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.sd-service-card--dental .sd-service-card__link {
  grid-template-columns: 42% 58%;
  grid-template-rows: 1fr;
  gap: 20px;
}

.sd-service-card--dental .sd-service-card__image {
  min-height: 350px;
  border-radius: 18px;
}

.sd-service-card--dental .sd-service-card__body {
  z-index: 1;
  padding: 35px 28px;
}

.sd-service-card--dental .sd-card-number {
  color: rgba(74, 164, 153, 0.2);
}

.sd-service-card--dental small {
  color: var(--sd-green) !important;
}

.sd-service-card--dental h3 {
  margin-top: 48px;
  font-size: 1.55rem;
}

/* =========================================================
   09. WORKS
========================================================= */

.sd-works {
  position: relative;
  overflow: hidden;
  margin: 0;
  padding-top: 130px;
  border-radius: 0;
  background: var(--sd-white);
}

.sd-works__intro {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  align-items: end;
  gap: 10%;
  margin-bottom: 55px;
}

.sd-works__intro .sd-heading {
  margin: 0;
}

.sd-works__copy {
  padding-bottom: 6px;
}

.sd-works__copy p {
  margin: 0 0 32px;
}

.sd-works__copy .sd-button {
  min-width: 230px;
}

.sd-works-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 38px 24px;
}

.sd-works-item {
  min-width: 0;
}

.sd-works-item a {
  color: var(--sd-text);
}

.sd-works-item__image {
  display: grid;
  place-items: center;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border-radius: var(--sd-radius-small);
  background: var(--sd-cream);
  color: var(--sd-orange);
  font-weight: 700;
}

.sd-works-item__image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.sd-works-item:hover .sd-works-item__image img {
  transform: scale(1.04);
}

.sd-works-item time {
  display: block;
  margin: 14px 3px 0;
  color: var(--sd-orange);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.sd-works-item h3 {
  margin: 5px 3px 0;
  border: 0 !important;
  background: none !important;
  font-size: 1rem;
}

.sd-works__button {
  margin-top: 55px;
  text-align: center;
}

/* =========================================================
   10. 選ばれる理由
========================================================= */

.sd-reasons {
  position: relative;
  overflow: hidden;
  margin: 0 18px;
  border-radius: var(--sd-radius-large);
  background: #fff8ec;
}

.sd-reasons::after {
  position: absolute;
  top: 40px;
  left: -20px;
  z-index: 0;
  color: rgba(255, 130, 0, 0.07);
  content: "WHY US";
  font-family: var(--sd-font-heading);
  font-size: clamp(5rem, 13vw, 11rem);
  font-weight: 900;
  line-height: 1;
  pointer-events: none;
}

.sd-reasons > .sd-container {
  position: relative;
  z-index: 1;
}

.sd-reasons__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.sd-reason-card {
  position: relative;
  overflow: hidden;
  padding: 14px;
  border-radius: 28px;
  background: var(--sd-white);
  box-shadow: 0 18px 45px rgba(49, 40, 25, 0.08);
}

.sd-reason-card__image {
  min-height: 180px;
  border-radius: 18px;
  background-color: var(--sd-cream);
  background-position: center;
  background-size: cover;
}

.sd-reason-card__image--01 {
  background-image: url("../img/reason-planning.jpg");
}

.sd-reason-card__image--02 {
  background-color: #e9f6fb;
  background-image: url("../img/reason-navigation.jpg");
}

.sd-reason-card__image--03 {
  background-color: var(--sd-mint);
  background-image: url("../img/reason-support.jpg");
}

.sd-reason-card__body {
  padding: 27px 18px 22px;
}

.sd-reason-card__body > span,
.sd-reason-card > span {
  color: var(--sd-orange);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.sd-reason-card h3 {
  margin: 18px 0 15px;
  border: 0 !important;
  font-size: 1.2rem;
}

.sd-reason-card p {
  margin: 0;
  font-size: 0.9rem;
}

/* =========================================================
   11. 制作の流れ
========================================================= */

.sd-flow {
  position: relative;
  overflow: hidden;
  background: var(--sd-white);
}

.sd-flow::before {
  position: absolute;
  bottom: 70px;
  left: -100px;
  width: 210px;
  height: 210px;
  border: 35px solid rgba(255, 130, 0, 0.08);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.sd-flow__list {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
  width: 100%;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sd-flow-item {
  position: relative;
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  padding: 26px 18px 30px;
  border-radius: 26px;
  background: var(--sd-base);
  text-align: center;
}

.sd-flow-item::after {
  display: none;
  content: none;
}

.sd-flow-item > span {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  margin: 0;
  border-radius: 50%;
  background: var(--sd-orange);
  color: var(--sd-white);
  font-size: 0.76rem;
  font-weight: 700;
}

.sd-flow-item__icon {
  display: grid;
  place-items: center;
  width: 88px;
  height: 88px;
  flex: 0 0 88px;
  margin: 0 auto;
  border-radius: 26px;
  background: var(--sd-cream);
}

.sd-flow-item:nth-child(even) .sd-flow-item__icon {
  background: var(--sd-mint);
}

.sd-flow-item__icon svg {
  display: block;
  width: 54px;
  height: 54px;
  fill: none;
  stroke: var(--sd-orange);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sd-flow-item > div:last-child {
  width: 100%;
  min-width: 0;
}

.sd-flow-item h3 {
  margin: 4px 0 10px;
  border: 0 !important;
  font-size: 1rem;
  line-height: 1.5;
}

.sd-flow-item p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.8;
}

/* =========================================================
   12. 単独CONTACTセクション
   使用している場合のみ適用
========================================================= */

.sd-contact {
  background: var(--sd-orange);
  color: var(--sd-white);
  text-align: center;
}

.sd-contact__wave {
  height: 130px;
  margin-top: -1px;
  background: #f6f5f0;
}

.sd-contact__wave svg {
  width: 100%;
  height: 100%;
}

.sd-contact__inner {
  padding: 80px 0 120px;
}

.sd-contact__inner > p {
  color: var(--sd-white);
}

.sd-contact h2 {
  margin: 15px 0 32px;
  border: 0 !important;
  background: none !important;
  font-family: var(--sd-font-heading);
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.5;
}

.sd-contact__copy {
  max-width: 700px;
  margin: 0 auto 40px;
}

.sd-contact__button {
  justify-content: center;
  gap: 14px;
}

.sd-contact__button svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: var(--sd-orange);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sd-contact__button b {
  margin-left: 10px;
  font-size: 1rem;
}

/* =========================================================
   13. CONTACT付きフッター
========================================================= */

.sd-site-footer {
  margin-top: 0;
  padding: 90px 0 32px;
  border-top: 0;
  border-radius: 70px 70px 0 0;
  background: var(--sd-orange);
  color: var(--sd-white);
  font-family: var(--sd-font-main);
}

.sd-footer-contact {
  width: min(850px, 100%);
  margin: 0 auto 70px;
  color: var(--sd-white);
  text-align: center;
}

.sd-footer-contact__label {
  margin: 0 0 15px;
  color: var(--sd-white);
  font-family: var(--sd-font-heading);
  font-size: clamp(3.5rem, 8vw, 6.5rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.04em;
}

.sd-footer-contact h2 {
  margin: 0 0 26px;
  border: 0 !important;
  color: var(--sd-white);
  font-family: var(--sd-font-heading);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
}

.sd-footer-contact__text {
  max-width: 680px;
  margin: 0 auto 35px;
  line-height: 1.9;
}

.sd-footer-contact__text p {
  margin: 0 0 20px;
}

.sd-footer-contact__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-width: 310px;
  padding: 16px 26px;
  border-radius: 100px;
  background: var(--sd-white);
  color: var(--sd-orange) !important;
  font-weight: 700;
  box-shadow: 0 12px 28px rgba(105, 45, 0, 0.2);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.sd-footer-contact__button:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 34px rgba(105, 45, 0, 0.28);
}

.sd-footer-contact__button svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sd-footer-contact__button b {
  margin-left: 8px;
}

.sd-site-footer__inner {
  text-align: center;
}

.sd-site-footer__logo {
  display: inline-block;
  width: min(250px, 70vw);
  padding: 12px 20px;
  border-radius: 12px;
  background: var(--sd-white);
}

.sd-site-footer__logo img {
  display: block;
  width: 100%;
  height: auto;
}

.sd-site-footer__nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 30px;
  margin: 38px 0;
}

.sd-site-footer__nav a {
  position: relative;
  color: var(--sd-white);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.sd-site-footer__nav a::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 2px;
  background: var(--sd-yellow);
  content: "";
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.sd-site-footer__nav a:hover::after {
  transform: scaleX(1);
}

.sd-site-footer__copyright {
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.7rem;
}

/* =========================================================
   14. 下層ページ共通
========================================================= */

body:not(.home) .sd-site-header {
  position: sticky;
  top: 0;
  padding: 10px 28px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 5px 25px rgba(36, 40, 48, 0.08);
  backdrop-filter: blur(14px);
}

.sd-subpage {
  min-height: 65vh;
  padding: 100px 0 130px;
  background: var(--sd-base);
  color: var(--sd-text);
  font-family: var(--sd-font-main);
}

.sd-subpage__inner {
  width: min(960px, calc(100% - 48px));
  margin-inline: auto;
}

.sd-subpage__header {
  margin-bottom: 60px;
}

.sd-subpage__header p {
  margin: 0 0 10px;
  color: var(--sd-orange);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.sd-subpage__header h1 {
  margin: 0;
  border: 0;
  font-family: var(--sd-font-heading);
  font-size: clamp(2rem, 5vw, 4rem);
}

.sd-subpage__content {
  line-height: 2;
}

/* =========================================================
   15. 制作実績アーカイブ /works/
========================================================= */

body.post-type-archive-works #site-header,
body.post-type-archive-works .site-footer,
body.post-type-archive-works .page-header,
body.post-type-archive-works .breadcrumb {
  display: none !important;
}

.sdwa-page {
  overflow: hidden;
  padding: 50px 0 120px;
  background: var(--sd-base);
  color: var(--sd-text);
  font-family: var(--sd-font-main);
}

.sdwa-hero {
  position: relative;
  padding: 90px 0 80px;
  text-align: center;
}

.sdwa-hero::before {
  position: absolute;
  top: 20px;
  right: 5%;
  width: 150px;
  height: 150px;
  border: 28px solid rgba(255, 130, 0, 0.09);
  border-radius: 50%;
  content: "";
}

.sdwa-hero::after {
  position: absolute;
  bottom: 0;
  left: 2%;
  color: rgba(255, 130, 0, 0.06);
  content: "WORKS";
  font-family: var(--sd-font-heading);
  font-size: clamp(5rem, 14vw, 11rem);
  font-weight: 900;
  line-height: 1;
}

.sdwa-hero > * {
  position: relative;
  z-index: 1;
}

.sdwa-hero > p {
  margin: 0 0 10px;
  color: var(--sd-orange);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.sdwa-hero h1 {
  margin: 0 0 25px;
  border: 0;
  font-family: var(--sd-font-heading);
  font-size: clamp(2.5rem, 6vw, 5rem);
}

.sdwa-hero h1::before,
.sdwa-hero h1::after,
.sdwa-card h2::before,
.sdwa-card h2::after {
  display: none !important;
  content: none !important;
}

.sdwa-hero > div {
  line-height: 2;
}

.sdwa-categories {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 55px;
}

.sdwa-categories a {
  padding: 9px 18px;
  border: 1px solid var(--sd-border);
  border-radius: 100px;
  background: var(--sd-white);
  color: var(--sd-text-light);
  font-size: 0.75rem;
  font-weight: 700;
}

.sdwa-categories a:hover,
.sdwa-categories .is-current {
  border-color: var(--sd-orange);
  background: var(--sd-orange);
  color: var(--sd-white);
}

.sdwa-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 55px 26px;
}

.sdwa-card {
  min-width: 0;
}

.sdwa-card a {
  color: var(--sd-text);
}

.sdwa-card__image {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border-radius: 22px;
  background:
    linear-gradient(135deg, var(--sd-cream), var(--sd-white));
  color: var(--sd-orange);
  font-weight: 800;
  letter-spacing: 0.12em;
  box-shadow: 0 16px 40px rgba(70, 45, 20, 0.1);
}

.sdwa-card__image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.sdwa-card__image i {
  position: absolute;
  right: 16px;
  bottom: 16px;
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--sd-orange);
  color: var(--sd-white);
  font-style: normal;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

.sdwa-card:hover .sdwa-card__image img {
  transform: scale(1.045);
}

.sdwa-card:hover .sdwa-card__image i {
  opacity: 1;
  transform: translateY(0);
}

.sdwa-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  margin: 18px 2px 7px;
}

.sdwa-card__meta span {
  color: var(--sd-orange);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.sdwa-card__meta time {
  color: #9a8b7c;
  font-size: 0.7rem;
}

.sdwa-card h2 {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 1rem;
  line-height: 1.7;
}

.sdwa-pagination {
  margin-top: 80px;
}

.sdwa-pagination ul {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sdwa-pagination a,
.sdwa-pagination span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--sd-white);
  color: var(--sd-orange);
}

.sdwa-pagination .current,
.sdwa-pagination a:hover {
  background: var(--sd-orange);
  color: var(--sd-white);
}

.sdwa-empty {
  padding: 70px 20px;
  border-radius: 30px;
  background: var(--sd-cream);
  text-align: center;
}

/* =========================================================
   16. タブレット
========================================================= */

@media (max-width: 1050px) {
  .sd-flow__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .sd-section {
    padding: 95px 0;
  }

  .sd-global-nav {
    gap: 17px;
  }

  .sd-global-nav > a {
    font-size: 0.68rem;
  }

  .sd-about__grid {
    gap: 6%;
  }

  .sd-works-grid,
  .sdwa-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* =========================================================
   17. スマートフォン
========================================================= */

@media (max-width: 760px) {
  .sd-container {
    width: min(100% - 34px, var(--sd-container));
  }

  .sd-section {
    padding: 78px 0;
  }

  .sd-heading {
    margin-bottom: 38px;
  }

  .sd-heading p,
  .sd-contact__inner > p {
    font-size: 3.1rem;
  }

  /* ヘッダー */

  .sd-site-header {
    padding: 12px 17px;
  }

  .sd-site-header__logo {
    width: 155px;
  }

  .sd-menu-button {
    display: block;
  }

  .sd-global-nav {
    position: fixed;
    z-index: 101;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 25px;
    padding: 90px 25px;
    background: rgba(255, 253, 248, 0.98);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition:
      opacity 0.35s ease,
      visibility 0.35s ease,
      transform 0.35s ease;
  }

  .sd-global-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .sd-global-nav > a {
    font-size: 1rem;
  }

  .sd-global-nav small {
    font-size: 0.65rem;
  }

  .sd-global-nav .sd-nav-contact {
    min-width: 230px;
  }

  /* FV */

  .sd-hero {
    min-height: 650px;
    max-height: none;
    padding: 95px 0 205px;
  }

  .sd-hero__title {
    font-size: clamp(2.4rem, 11vw, 4rem);
    line-height: 1.4;
  }

  .sd-kicker {
    font-size: 0.73rem;
  }

  .sd-hero__lead {
    font-size: 0.85rem;
  }

  .sd-fv-works {
    bottom: 18px;
    min-height: 180px;
  }

  .sd-fv-works__item {
    flex-basis: 180px;
  }

  .sd-fv-works__arrow {
    width: 40px;
    height: 40px;
  }

  .sd-fv-works__arrow--prev {
    left: 8px;
  }

  .sd-fv-works__arrow--next {
    right: 8px;
  }

  .sd-fv-works + .sd-scroll,
  .sd-scroll {
    display: none;
  }

  /* ABOUT */

  .sd-about__grid {
    grid-template-columns: 1fr;
    gap: 52px;
  }

  .sd-about__visual {
    width: 88%;
    margin: auto;
  }

  /* SERVICE */

  .sd-service {
    margin: 0 8px;
    padding: 85px 0;
    border-radius: 38px;
  }

  .sd-card-grid {
    grid-template-columns: 1fr;
  }

  .sd-service-card,
  .sd-service-card--dental {
    grid-column: auto;
    padding: 14px;
  }

  .sd-service-card__link,
  .sd-service-card--dental .sd-service-card__link {
    grid-template-columns: 1fr;
    grid-template-rows: 185px 1fr;
    gap: 0;
  }

  .sd-service-card__image,
  .sd-service-card--dental .sd-service-card__image {
    min-height: 185px;
    border-radius: 15px;
  }

  .sd-service-card__body,
  .sd-service-card--dental .sd-service-card__body {
    padding: 27px 12px 20px;
  }

  .sd-service-card--dental::after {
    right: -28%;
    bottom: -20%;
    width: 80%;
  }

  .sd-service-card h3,
  .sd-service-card--dental h3 {
    margin-top: 40px;
  }

  /* WORKS */

  .sd-works {
    padding-top: 85px;
  }

  .sd-works__intro {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .sd-works__intro .sd-heading {
    margin-bottom: 0;
  }

  .sd-works-grid {
    grid-template-columns: 1fr;
  }

  /* REASONS */

  .sd-reasons {
    margin: 0 8px;
    border-radius: 38px;
  }

  .sd-reasons__grid {
    grid-template-columns: 1fr;
  }

  /* FLOW */

  .sd-flow__list {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .sd-flow-item {
    padding: 25px 20px;
  }

  /* CONTACT */

  .sd-contact__inner {
    padding: 50px 0 90px;
  }

  .sd-contact__copy {
    font-size: 0.88rem;
  }

  /* FOOTER */

  .sd-site-footer {
    padding: 65px 0 26px;
    border-radius: 38px 38px 0 0;
  }

  .sd-footer-contact {
    margin-bottom: 55px;
  }

  .sd-footer-contact__button {
    width: 100%;
    min-width: 0;
  }

  /* 下層 */

  body:not(.home) .sd-site-header {
    padding: 10px 17px;
  }

  .sd-subpage {
    padding: 70px 0 90px;
  }

  .sd-subpage__inner {
    width: min(100% - 34px, 960px);
  }

  /* 制作実績アーカイブ */

  .sdwa-page {
    padding: 20px 0 80px;
  }

  .sdwa-hero {
    padding: 60px 0;
  }

  .sdwa-hero > div br {
    display: none;
  }

  .sdwa-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }
}

/* =========================================================
   18. アニメーション軽減設定
========================================================= */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .sd-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .sd-hero__title .sd-char {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .sd-hero__line {
    transform: none;
    animation: none;
  }

  .sd-hero__title-marker {
    background-size: 100% 100%;
    animation: none;
  }

  .sd-fv-works__track {
    animation: none;
  }

  .sd-scroll span {
    animation: none;
  }
}