/* =========================================================
   preview-styles.css — shoin-sagamihara.jp テイストに統一
   温かみ・安心感・やさしさを基調としたデザイン
   ========================================================= */

:root {
  --green: #6b8f71;          /* セージグリーン（松陰に寄せた柔らかい緑） */
  --green-dark: #4a6b4e;
  --green-pale: #e8f0e4;
  --cta: #e07038;            /* CTA：温かいオレンジ（ページトーンから際立つ） */
  --cta-dark: #c85e2a;
  --cream: #faf6f0;          /* メイン背景：温かいクリーム */
  --cream-deep: #f3ece2;     /* セクション交互背景 */
  --peach: #fdf0ea;          /* ピーチ系アクセント背景 */
  --ink: #3a3632;            /* 温かみのある墨色 */
  --ink-soft: #6e6860;
  --line: #e6dfd6;           /* 温かみのあるボーダー */
  --bg: #fdfbf8;             /* ベースBG：ほぼ白だが微かに暖色 */
  --white: #ffffff;
  --radius: 16px;
  --radius-sm: 10px;
  --maxw: 1020px;            /* 少し狭めで上品に */
  --shadow: 0 2px 12px rgba(90,70,50,0.07);
  --shadow-hover: 0 4px 20px rgba(90,70,50,0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 2;
  font-size: 15.5px;
  font-weight: 400;
  letter-spacing: 0.02em;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-dark); transition: color 0.2s; }
a:hover { color: var(--green); }
h1, h2, h3 { line-height: 1.6; font-weight: 700; letter-spacing: 0.03em; }
h1 { font-size: clamp(1.4rem, 3.2vw, 1.95rem); margin: 0.4em 0; }
h2 { font-size: clamp(1.2rem, 2.6vw, 1.5rem); margin: 1.8em 0 0.7em; }
h3 { font-size: 1.02rem; margin: 0.8em 0 0.4em; }
p { margin: 0.7em 0; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px max(20px, calc(50% - var(--maxw) / 2));
  background: rgba(253,251,248,0.95);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-mark img { width: 38px; height: 38px; border-radius: 10px; }
.brand strong { display: block; font-size: 0.95rem; line-height: 1.3; }
.brand small { display: block; font-size: 0.7rem; color: var(--ink-soft); }
.nav { display: flex; flex-wrap: wrap; gap: 4px 18px; align-items: center; font-size: 0.85rem; }
.nav a { text-decoration: none; color: var(--ink-soft); padding: 6px 2px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--green-dark); }
.nav .nav-cta {
  background: var(--cta); color: #fff !important;
  border-radius: 999px; padding: 9px 20px; font-weight: 600;
  font-size: 0.82rem; letter-spacing: 0.04em;
}
.nav .nav-cta:hover { background: var(--cta-dark); }
@media (max-width: 760px) {
  .site-header { flex-direction: column; align-items: flex-start; gap: 10px; }
  .nav { font-size: 0.8rem; gap: 2px 12px; }
}

/* ---------- 汎用レイアウト ---------- */
main { display: block; }

.content-section,
.local-trust,
.price-section,
.gallery-section,
.nanden-flow,
.contact {
  padding: 52px max(24px, calc(50% - var(--maxw) / 2));
}

/* 交互背景：松陰風の温かい切り替え */
.band { background: var(--cream); }

/* ---------- セクション共通 ---------- */
.section-head { margin-bottom: 24px; text-align: center; }
.section-head p { color: var(--ink-soft); }
.eyebrow {
  display: inline-block;
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.16em;
  color: var(--green);
  text-transform: uppercase;
  margin: 0 0 6px;
  opacity: 0.8;
}
.lead { font-size: 1rem; color: var(--ink-soft); }

/* ---------- ヒーロー ---------- */
.nanden-hero {
  background: linear-gradient(170deg, var(--peach) 0%, var(--cream) 40%, var(--bg) 100%);
  border-bottom: 1px solid var(--line);
}
.nanden-hero-copy {
  padding: 32px max(24px, calc(50% - var(--maxw) / 2)) 36px;
}
.nanden-hero h1 { letter-spacing: 0.02em; }

/* ---------- 即答ブロック ---------- */
.answer-box {
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 4px solid var(--green);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin: 24px 0;
  box-shadow: var(--shadow);
}
.answer-box p { margin: 0; }
.answer-box strong { color: var(--green-dark); }

/* ---------- ボタン ---------- */
.hero-actions, .contact-actions {
  display: flex; flex-wrap: wrap; gap: 12px; margin: 22px 0 6px;
}
.button {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 600; font-size: 0.9rem;
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: all 0.2s ease;
}
.button:hover { transform: translateY(-1px); }
.button.primary {
  background: var(--green); color: #fff;
  box-shadow: 0 2px 8px rgba(107,143,113,0.3);
}
.button.primary:hover { background: var(--green-dark); box-shadow: 0 4px 14px rgba(107,143,113,0.35); }
/* CTA目立つオレンジボタン */
.button.cta-primary {
  background: var(--cta); color: #fff;
  box-shadow: 0 3px 12px rgba(224,112,56,0.35);
  font-size: 1rem;
  padding: 15px 32px;
}
.button.cta-primary:hover { background: var(--cta-dark); box-shadow: 0 5px 18px rgba(224,112,56,0.4); }
.button.secondary {
  background: var(--white); color: var(--green-dark);
  border: 1.5px solid var(--green);
}
.button.secondary:hover { background: var(--green-pale); }

/* ---------- タグ ---------- */
.work-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.work-tags span {
  background: var(--white); border: 1px solid var(--line); border-radius: 999px;
  padding: 5px 14px; font-size: 0.8rem; color: var(--ink-soft);
}

/* ---------- カードグリッド ---------- */
.local-trust-grid, .work-menu {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 12px;
}
.local-trust-grid article, .work-menu article {
  background: var(--white);
  border: none;
  border-radius: var(--radius);
  padding: 24px 24px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s ease;
}
.local-trust-grid article:hover, .work-menu article:hover {
  box-shadow: var(--shadow-hover);
}
.local-trust-grid h3, .work-menu h3 { margin-top: 0; color: var(--green-dark); font-size: 1rem; }
.work-menu p, .local-trust-grid p { font-size: 0.9rem; color: var(--ink-soft); margin-bottom: 0; }

/* ---------- 対応不可 ---------- */
.not-work {
  margin-top: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--cream);
  padding: 24px 26px;
}
.not-work h3 { margin-top: 0; }

/* ---------- テーブル ---------- */
.plain-table {
  width: 100%; border-collapse: collapse;
  margin: 18px 0 10px; font-size: 0.92rem;
  background: var(--white);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.plain-table th, .plain-table td {
  border: 1px solid var(--line); padding: 14px 16px;
  text-align: left; vertical-align: top;
}
.plain-table thead th {
  background: var(--green-pale); color: var(--green-dark);
  font-weight: 600; white-space: nowrap; border-color: var(--line);
}
.plain-table tbody th {
  background: var(--cream); font-weight: 600; width: 8.5em; white-space: nowrap;
}
.price-table td strong { font-size: 1.06em; color: var(--green-dark); }
.price-note { font-size: 0.83rem; color: var(--ink-soft); }
@media (max-width: 640px) {
  .plain-table { font-size: 0.85rem; }
  .plain-table th, .plain-table td { padding: 10px 10px; }
  .plain-table tbody th { width: auto; white-space: normal; }
}

/* ---------- Before/After ---------- */
.before-after-grid {
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.before-after-grid article {
  background: var(--white);
  border: none;
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow);
}
.before-after-grid h3 { margin-top: 0; color: var(--green-dark); }
.ba-images { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.ba-images figure { margin: 0; }
.ba-images img { border-radius: var(--radius-sm); }
.ba-images figcaption {
  text-align: center; font-size: 0.76rem; color: var(--ink-soft); margin-top: 4px;
}
.gallery-note { font-size: 0.83rem; color: var(--ink-soft); margin-top: 16px; }

/* ---------- 流れ ---------- */
.flow-list {
  list-style: none; counter-reset: flow;
  padding: 0; margin: 24px 0; display: grid; gap: 12px;
}
.flow-list li {
  counter-increment: flow; position: relative;
  padding: 18px 20px 18px 62px;
  border: none;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}
.flow-list li::before {
  content: counter(flow);
  position: absolute; left: 18px; top: 18px;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--green); color: #fff; font-weight: 700;
  display: grid; place-items: center; font-size: 0.88rem;
}
.flow-list li strong { display: block; color: var(--green-dark); }
.flow-list li span { color: var(--ink-soft); font-size: 0.88rem; }

/* ---------- FAQ ---------- */
.faq-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  margin-top: 8px;
}
.faq-grid article {
  background: var(--white);
  border: none;
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow);
}
.faq-label {
  display: inline-block; font-size: 0.7rem; font-weight: 600;
  color: var(--green); background: var(--green-pale);
  border-radius: 999px; padding: 2px 12px; margin: 0 0 6px;
}
.faq-grid h3 { margin-top: 0; font-size: 0.98rem; }
.faq-grid h3::before { content: "Q. "; color: var(--green); font-weight: 700; }
.faq-grid p { font-size: 0.9rem; color: var(--ink-soft); margin-bottom: 0; }

/* ---------- チェックリスト ---------- */
.check-list { list-style: none; padding: 0; margin: 16px 0; }
.check-list li { position: relative; padding-left: 1.8em; margin-bottom: 10px; }
.check-list li::before {
  content: "✓"; position: absolute; left: 0;
  color: var(--green); font-weight: 700;
}

/* ---------- 相談ページ ---------- */
.request-help-list {
  background: var(--cream); border-radius: var(--radius);
  padding: 22px 26px; margin: 20px 0;
}
.request-help-list h3 { margin-top: 0.4em; color: var(--green-dark); }
.request-help-list ol, .request-help-list ul { margin: 8px 0 16px; padding-left: 1.4em; }
.request-help-list li { margin-bottom: 5px; }

/* ---------- CTAバンド ---------- */
.cta-band {
  margin: 56px 0 8px; padding: 40px 32px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green) 100%);
  color: #fff; text-align: center;
}
.cta-band h2 { color: #fff; margin-top: 0; }
.cta-band p { color: rgba(255,255,255,0.8); }
.cta-band .contact-actions { justify-content: center; }
.cta-band .button.cta-primary { background: var(--cta); color: #fff; box-shadow: 0 3px 12px rgba(224,112,56,0.4); }
.cta-band .button.secondary { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }

/* ---------- 最終CTA ---------- */
.contact {
  text-align: center;
  background: linear-gradient(180deg, var(--bg) 0%, var(--peach) 100%);
}
.contact .contact-actions { justify-content: center; }
.contact .note {
  margin-top: 28px; font-size: 0.83rem; color: var(--ink-soft);
  border-top: 1px solid var(--line); padding-top: 20px;
}

/* ---------- パンくず ---------- */
.breadcrumb {
  padding: 14px max(24px, calc(50% - var(--maxw) / 2)) 0;
  font-size: 0.8rem; color: var(--ink-soft);
}
.breadcrumb a { color: inherit; text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin: 0 6px; }
.breadcrumb [aria-current="page"] { color: var(--ink); font-weight: 500; }

/* ---------- フッター ---------- */
.footer {
  margin-top: 0;
  padding: 36px max(24px, calc(50% - var(--maxw) / 2)) 44px;
  background: var(--green-dark); color: rgba(255,255,255,0.8);
  text-align: center; font-size: 0.85rem;
}
.footer-brand {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  color: #fff; font-size: 0.98rem; margin: 0 0 8px;
}
.footer-brand img { width: 30px; height: 30px; border-radius: 8px; }
.footer-nav {
  display: flex; flex-wrap: wrap; gap: 6px 20px; justify-content: center;
  margin-top: 16px; font-size: 0.8rem;
}
.footer-nav a { color: rgba(255,255,255,0.7); text-decoration: none; }
.footer-nav a:hover { text-decoration: underline; color: #fff; }

/* ---------- 見出し余白 ---------- */
.oteasuke-page main h2 { margin-top: 48px; }
.oteasuke-page main .section-head h2,
.oteasuke-page main .section-head h1 { margin-top: 0.2em; }

/* ---------- about ページ ---------- */
.relation { background: linear-gradient(180deg, var(--bg) 0%, var(--peach) 50%, var(--cream) 100%); }

/* ---------- アクセシビリティ ---------- */
:focus-visible { outline: 3px solid var(--green); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

/* ---------- 代表紹介：写真＋テキスト横並び ---------- */
.founder-intro {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 28px;
  align-items: start;
  margin: 24px 0;
}
.founder-photo {
  margin: 0;
}
.founder-photo img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  object-fit: cover;
  aspect-ratio: 4 / 5;
}
.founder-photo figcaption {
  text-align: center;
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-top: 8px;
  font-weight: 500;
}
.founder-text p:first-child { margin-top: 0; }
@media (max-width: 640px) {
  .founder-intro {
    grid-template-columns: 1fr;
  }
  .founder-photo {
    max-width: 200px;
    margin: 0 auto;
  }
}

/* ---------- SDGsバッジ ---------- */
.sdgs-badge {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  align-items: center;
  margin: 36px 0;
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.sdgs-badge figure {
  margin: 0;
}
.sdgs-badge img {
  width: 100%;
  border-radius: var(--radius-sm);
}
.sdgs-badge h3 {
  margin-top: 0;
  color: var(--green-dark);
}
.sdgs-badge p {
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin-bottom: 0;
}
@media (max-width: 640px) {
  .sdgs-badge {
    grid-template-columns: 1fr;
  }
}

/* ---------- 作業実績フォトギャラリー ---------- */
.photo-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 12px;
}
.photo-gallery article {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
}
.photo-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.photo-gallery p {
  margin: 0;
  padding: 10px 14px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink-soft);
  text-align: center;
}
@media (max-width: 760px) {
  .photo-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .photo-gallery {
    grid-template-columns: 1fr;
  }
}

/* ---------- アクティビティ写真帯 ---------- */
.activity-photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0;
}
.activity-photos figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.activity-photos img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.activity-photos figcaption {
  padding: 10px 14px;
  font-size: 0.83rem;
  color: var(--ink-soft);
  background: var(--white);
}
@media (max-width: 480px) {
  .activity-photos { grid-template-columns: 1fr; }
}

/* ---------- ヒーロー：テキスト＋写真横並び ---------- */
.hero-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 36px;
  align-items: center;
}
.hero-photo img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
  object-fit: cover;
  aspect-ratio: 3 / 4;
}
.hero-photo-caption {
  display: block;
  text-align: center;
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin-top: 8px;
}
@media (max-width: 760px) {
  .hero-layout {
    grid-template-columns: 1fr;
  }
  .hero-photo {
    max-width: 280px;
    margin: 0 auto;
    order: -1;
  }
}

/* ---------- 3つの理由：写真つきカード ---------- */
.local-trust-grid.has-photos article {
  display: flex;
  flex-direction: column;
}
.trust-photo {
  margin: 0 0 14px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.trust-photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center 25%;
}

/* ========== ヒーロー v3：コンパクト＋顔中央＋目立つCTA ========== */

.hero-photos-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 3px;
  height: 220px;
  overflow: hidden;
  background: var(--cream);
}
/* 写真帯：作業風景のみ・均等配置 */
.hero-photos-strip img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}
@media (max-width: 760px) {
  .hero-photos-strip {
    display: flex;
    height: 130px;
  }
  .hero-photos-strip img {
    flex: 1 1 0;
    min-width: 0;
  }
  .hero-photos-strip img:nth-child(4),
  .hero-photos-strip img:nth-child(5) { display: none; }
}

/* テキスト部分 */
.hero-text-centered {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.hero-text-centered h1 {
  font-size: clamp(1.35rem, 3.5vw, 2rem);
  margin: 0.3em 0 0.4em;
}
.hero-text-centered .lead {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin: 0 0 16px;
}

/* 信頼バッジ */
.hero-trust-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 0 0 16px;
}
.hero-trust-badges span {
  display: inline-block;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink);
  box-shadow: 0 1px 3px rgba(90,70,50,0.06);
}

/* 料金（1行に収める） */
.hero-price-line {
  font-size: 1rem;
  margin: 0 0 18px;
  color: var(--ink-soft);
}
.hero-price-line strong {
  font-size: 1.3rem;
  color: var(--green-dark);
}
.hero-price-line small {
  font-size: 0.8rem;
  color: var(--ink-soft);
}

/* CTA配置 */
.hero-text-centered .hero-actions {
  justify-content: center;
}

/* ---------- スマホのテキスト折り返し調整 ---------- */
@media (max-width: 480px) {
  .hero-text-centered h1 {
    font-size: 1.3rem;
    line-height: 1.5;
  }
  .hero-text-centered .lead {
    font-size: 0.88rem;
    text-align: left;
    line-height: 1.8;
  }
  .hero-trust-badges span {
    font-size: 0.75rem;
    padding: 4px 10px;
  }
  .hero-price-line {
    font-size: 0.9rem;
  }
  .hero-price-line strong {
    font-size: 1.15rem;
    display: block;
    margin: 2px 0;
  }
  .hero-price-line small {
    display: block;
    font-size: 0.75rem;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-actions .button {
    text-align: center;
  }
}

/* ---------- エリアマップ ---------- */
.area-map-wrapper {
  margin: 28px 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--cream);
}
.area-map-wrapper img {
  width: 100%;
  height: auto;
  display: block;
}

/* ---------- PC/スマホ切り替え改行 ---------- */
.br-pc { display: inline; }
@media (max-width: 480px) {
  .br-pc { display: none; }
}

/* ---------- Aboutセクション 前田代表写真：顔を中央に ---------- */
.founder-photo img {
  object-position: 70% 20% !important;
}

/* ---------- テーブル スマホ対応（カード型に変換） ---------- */
@media (max-width: 640px) {
  .not-work .plain-table,
  .not-work .plain-table thead,
  .not-work .plain-table tbody,
  .not-work .plain-table tr,
  .not-work .plain-table th,
  .not-work .plain-table td {
    display: block;
    width: 100%;
  }
  .not-work .plain-table thead { display: none; }
  .not-work .plain-table tr {
    margin-bottom: 10px;
    border: 1px solid var(--line);
    border-radius: 10px;
    overflow: hidden;
  }
  .not-work .plain-table td {
    border: none;
    padding: 10px 14px;
  }
  .not-work .plain-table td:first-child {
    font-weight: 600;
    background: var(--cream);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--line);
  }
  .not-work .plain-table td:last-child {
    font-size: 0.85rem;
    color: var(--ink-soft);
  }

  /* 料金テーブルも同様にカード化 */
  .price-section .plain-table,
  .price-section .plain-table thead,
  .price-section .plain-table tbody,
  .price-section .plain-table tr,
  .price-section .plain-table th,
  .price-section .plain-table td {
    display: block;
    width: 100%;
  }
  .price-section .plain-table thead { display: none; }
  .price-section .plain-table tr {
    margin-bottom: 10px;
    border: 1px solid var(--line);
    border-radius: 10px;
    overflow: hidden;
    background: var(--white);
  }
  .price-section .plain-table td {
    border: none;
    padding: 8px 14px;
  }
  .price-section .plain-table td:first-child {
    font-weight: 600;
    background: var(--cream);
    border-bottom: 1px solid var(--line);
    font-size: 0.88rem;
  }
}

/* ---------- トップへ戻るボタン ---------- */
.scroll-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 3px 12px rgba(74,107,78,0.3);
  transition: background 0.2s, transform 0.2s;
  opacity: 0.9;
}
.scroll-top:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  opacity: 1;
}
@media (max-width: 480px) {
  .scroll-top {
    width: 42px;
    height: 42px;
    bottom: 18px;
    right: 18px;
    font-size: 1rem;
  }
}