/*
Theme Name: A-Solution Original
Theme URI: https://a-slt.co.jp/
Author: SENTIC
Description: 株式会社ア・ソリューション専用のハイブリッドWordPressテーマ。
Version: 0.2.10
Requires at least: 6.6
Requires PHP: 8.1
Text Domain: aslt
*/

:root {
  --aslt-ink: #20242b;
  --aslt-muted: #68707c;
  --aslt-brand: #8f2035;
  --aslt-brand-dark: #671426;
  --aslt-accent: #c79a45;
  --aslt-surface: #f7f4f1;
  --aslt-border: #ded8d2;
  --aslt-white: #fff;
  --aslt-shadow: 0 14px 40px rgba(32, 36, 43, 0.08);
  --aslt-radius: 14px;
  --aslt-content: 760px;
  --aslt-wide: 1160px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--aslt-ink);
  background: var(--aslt-white);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.9;
}
a { color: var(--aslt-brand); text-underline-offset: 0.18em; }
a:hover { color: var(--aslt-brand-dark); }
img { max-width: 100%; height: auto; }

.aslt-container { width: min(calc(100% - 40px), var(--aslt-wide)); margin-inline: auto; }
.aslt-site-header { position: sticky; z-index: 100; top: 0; border-bottom: 1px solid rgba(222,216,210,.8); background: rgba(255,255,255,.96); backdrop-filter: blur(12px); }
.aslt-header-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.aslt-branding { display: flex; align-items: center; color: var(--aslt-ink); text-decoration: none; font-weight: 700; letter-spacing: .04em; }
.aslt-branding img { display: block; max-height: 52px; width: auto; }
.aslt-menu-toggle { display: none; border: 1px solid var(--aslt-border); border-radius: 8px; background: var(--aslt-white); padding: 9px 12px; }
.aslt-primary-menu { display: flex; align-items: center; gap: 22px; margin: 0; padding: 0; list-style: none; }
.aslt-primary-menu a { color: var(--aslt-ink); font-size: .92rem; font-weight: 600; text-decoration: none; }
.aslt-primary-menu a:hover { color: var(--aslt-brand); }
.aslt-primary-menu .menu-item { position: relative; }
.aslt-primary-menu .sub-menu { visibility: hidden; position: absolute; top: calc(100% + 16px); left: 0; min-width: 230px; margin: 0; padding: 10px 0; opacity: 0; border: 1px solid var(--aslt-border); border-radius: 8px; background: #fff; box-shadow: var(--aslt-shadow); list-style: none; transform: translateY(-6px); transition: opacity .16s ease, transform .16s ease, visibility .16s; }
.aslt-primary-menu .sub-menu::before { position: absolute; right: 0; bottom: 100%; left: 0; height: 18px; content: ""; }
.aslt-primary-menu .sub-menu a { display: block; padding: 8px 16px; white-space: nowrap; }
.aslt-primary-menu .menu-item:hover > .sub-menu, .aslt-primary-menu .menu-item:focus-within > .sub-menu { visibility: visible; opacity: 1; transform: translateY(0); }

.aslt-main { min-height: 60vh; }
.aslt-page-header { padding: 64px 0 34px; background: linear-gradient(135deg, var(--aslt-surface), #fff); border-bottom: 1px solid var(--aslt-border); }
.aslt-page-title { max-width: var(--aslt-wide); margin: 0 auto; padding-inline: 20px; font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.35; }
.aslt-content { width: min(calc(100% - 40px), var(--aslt-content)); margin: 56px auto 80px; }
.aslt-content > * + * { margin-top: 1.5em; }
.aslt-content h2 { margin-top: 2.8em; padding: .55em .75em; border-left: 6px solid var(--aslt-brand); background: var(--aslt-surface); font-size: clamp(1.4rem, 3vw, 1.9rem); line-height: 1.5; }
.aslt-content h3 { margin-top: 2.2em; padding-bottom: .45em; border-bottom: 2px solid var(--aslt-accent); font-size: clamp(1.2rem, 2.4vw, 1.55rem); line-height: 1.55; }
.aslt-content hr { margin-block: 3em; border: 0; border-top: 1px solid var(--aslt-border); }
.aslt-content blockquote { margin-inline: 0; padding: 1.2em 1.5em; border-left: 4px solid var(--aslt-accent); background: var(--aslt-surface); }

.aslt-hero { position: relative; isolation: isolate; display: grid; min-height: 620px; place-items: center; color: #fff; background: #20242b var(--aslt-hero-image) center/cover no-repeat; }
.aslt-hero::before { position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(24,28,35,.82), rgba(24,28,35,.24)); content: ""; }
.aslt-hero__inner { padding-block: 80px; }
.aslt-hero__eyebrow { max-width: 700px; margin: 0 0 20px; color: #f1d59d; font-weight: 700; }
.aslt-hero h1 { max-width: 880px; margin: 0; font-size: clamp(2rem, 5vw, 4.1rem); line-height: 1.3; text-wrap: balance; }
.aslt-hero__lead { max-width: 760px; margin: 24px 0 34px; font-size: clamp(1rem, 2vw, 1.25rem); }
.aslt-button { display: inline-flex; min-height: 54px; align-items: center; justify-content: center; padding: 13px 28px; border-radius: 8px; color: #fff; background: var(--aslt-brand); font-weight: 800; text-decoration: none; }
.aslt-button:hover { color: #fff; background: var(--aslt-brand-dark); }
.aslt-home-section { padding-block: 86px; }
.aslt-home-section--surface { background: var(--aslt-surface); }
.aslt-section-title { max-width: 900px; margin: 0 auto 22px; font-size: clamp(1.7rem, 4vw, 2.7rem); line-height: 1.45; text-align: center; text-wrap: balance; }
.aslt-section-kicker { margin: 0 0 12px; color: var(--aslt-brand); font-weight: 700; text-align: center; }
.aslt-section-lead { max-width: 850px; margin: 0 auto 42px; color: var(--aslt-muted); text-align: center; }
.aslt-home-news { padding-block: 34px; border-bottom: 1px solid var(--aslt-border); }
.aslt-home-news .aslt-section-title { margin-bottom: 18px; font-size: 1.25rem; text-align: left; }
.aslt-news-list { margin: 0; padding: 0; list-style: none; }
.aslt-news-list li { display: grid; grid-template-columns: 130px 1fr; gap: 18px; padding: 10px 0; border-top: 1px solid var(--aslt-border); }
.aslt-news-list time { color: var(--aslt-muted); font-size: .9rem; }
.aslt-service-grid, .aslt-advantage-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.aslt-service-card, .aslt-advantage-card, .aslt-method-card { overflow: hidden; border: 1px solid var(--aslt-border); border-radius: var(--aslt-radius); background: #fff; box-shadow: var(--aslt-shadow); }
.aslt-service-card img, .aslt-advantage-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.aslt-service-card__body, .aslt-advantage-card { padding-bottom: 26px; }
.aslt-service-card__body, .aslt-advantage-card h3, .aslt-advantage-card p { margin-right: 24px; margin-left: 24px; }
.aslt-service-card h3, .aslt-advantage-card h3, .aslt-method-card h3 { line-height: 1.55; }
.aslt-service-card p, .aslt-advantage-card p, .aslt-method-card p { color: var(--aslt-muted); font-size: .94rem; }
.aslt-method-grid { display: grid; gap: 24px; }
.aslt-method-card { display: grid; grid-template-columns: minmax(260px, 38%) 1fr; align-items: stretch; }
.aslt-method-card:nth-child(even) { grid-template-columns: 1fr minmax(260px, 38%); }
.aslt-method-card:nth-child(even) img { order: 2; }
.aslt-method-card img { width: 100%; height: 100%; min-height: 280px; object-fit: cover; }
.aslt-method-card > div { padding: 32px; }
.aslt-industry { color: #fff; background: #2e294e; }
.aslt-industry .aslt-section-kicker, .aslt-industry .aslt-section-lead { color: #f1d59d; }
.aslt-industry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.aslt-industry-grid > div { padding: 28px; border: 1px solid rgba(255,255,255,.24); border-radius: 12px; background: rgba(255,255,255,.08); }
.aslt-representative { position: relative; isolation: isolate; min-height: 520px; display: grid; align-items: center; color: #fff; background: #20242b var(--aslt-representative-image) center/cover no-repeat; }
.aslt-representative::before { position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(24,28,35,.88), rgba(24,28,35,.18)); content: ""; }
.aslt-representative__inner > div { max-width: 680px; }
.aslt-representative h2 { font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.5; }
.aslt-contact { background: var(--aslt-surface); }
.aslt-contact-grid { display: grid; grid-template-columns: minmax(260px, .7fr) minmax(0, 1.3fr); gap: 30px; align-items: start; }
.aslt-phone-card, .aslt-form-card { padding: 32px; border: 1px solid var(--aslt-border); border-radius: var(--aslt-radius); background: #fff; box-shadow: var(--aslt-shadow); }
.aslt-phone-card > a { display: block; color: var(--aslt-brand); font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 800; text-decoration: none; }
.aslt-phone-card small { color: var(--aslt-muted); }
.aslt-form-card input:not([type="submit"]), .aslt-form-card textarea, .aslt-form-card select { width: 100%; padding: 12px; border: 1px solid var(--aslt-border); border-radius: 6px; }
.aslt-form-card input[type="submit"] { min-height: 50px; padding: 10px 28px; border: 0; border-radius: 8px; color: #fff; background: var(--aslt-brand); font-weight: 800; }

.aslt-article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 54px; width: min(calc(100% - 40px), var(--aslt-wide)); margin: 56px auto 80px; align-items: start; }
.aslt-article-layout .aslt-content { width: auto; margin: 0; }
.aslt-sidebar { position: sticky; top: 110px; }
.aslt-widget { margin-bottom: 26px; padding: 22px; border: 1px solid var(--aslt-border); border-radius: var(--aslt-radius); background: var(--aslt-white); box-shadow: var(--aslt-shadow); }
.aslt-widget-title { margin: 0 0 16px; font-size: 1.05rem; }

.aslt-toc { margin: 0 0 36px; padding: 24px 26px; border: 1px solid var(--aslt-border); border-radius: var(--aslt-radius); background: var(--aslt-surface); }
.aslt-toc__title { margin: 0 0 12px; font-weight: 700; }
.aslt-toc__list { margin: 0; padding-left: 1.35em; }
.aslt-toc__item--h3 { margin-left: 1.2em; font-size: .94rem; }
.aslt-toc a { color: var(--aslt-ink); text-decoration: none; }
.aslt-toc a:hover { color: var(--aslt-brand); text-decoration: underline; }

.wp-block-list.is-style-aslt-check-list { list-style: none; padding-left: 0; }
.wp-block-list.is-style-aslt-check-list li { position: relative; padding-left: 1.8em; }
.wp-block-list.is-style-aslt-check-list li::before { position: absolute; left: 0; content: "✓"; color: var(--aslt-brand); font-weight: 800; }
.wp-block-table.is-style-aslt-pricing table { border-collapse: separate; border-spacing: 0; overflow: hidden; border: 1px solid var(--aslt-border); border-radius: 10px; }
.wp-block-table.is-style-aslt-pricing th { color: #fff; background: var(--aslt-brand); }
.wp-block-table.is-style-aslt-pricing td, .wp-block-table.is-style-aslt-pricing th { padding: .85em 1em; }
.aslt-steps { margin-block: 2.2em; }
.aslt-step { align-items: flex-start; gap: 18px; margin-bottom: 22px; padding: 22px; border: 1px solid var(--aslt-border); border-radius: 12px; background: var(--aslt-surface); }
.aslt-step__number { display: grid; flex: 0 0 52px; width: 52px; height: 52px; margin: 0; place-items: center; border-radius: 50%; color: #fff; background: var(--aslt-brand); font-weight: 800; line-height: 1; }
.aslt-step h3 { margin-top: 0; }

.aslt-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }
.aslt-card { overflow: hidden; border: 1px solid var(--aslt-border); border-radius: var(--aslt-radius); background: var(--aslt-white); box-shadow: var(--aslt-shadow); }
.aslt-card__body { padding: 20px; }
.aslt-card__title { margin: 0 0 8px; font-size: 1.1rem; }
.aslt-card__meta { color: var(--aslt-muted); font-size: .85rem; }
.aslt-card a { color: inherit; text-decoration: none; }

.aslt-site-footer { padding: 48px 0 28px; color: #fff; background: var(--aslt-ink); }
.aslt-footer-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; }
.aslt-site-footer a { color: #fff; }
.aslt-copyright { margin: 32px 0 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.18); font-size: .82rem; }

@media (max-width: 900px) {
  .aslt-menu-toggle { display: inline-flex; }
  .aslt-navigation { display: none; position: absolute; inset: 78px 0 auto; padding: 20px; background: var(--aslt-white); border-bottom: 1px solid var(--aslt-border); }
  .aslt-navigation.is-open { display: block; }
  .aslt-primary-menu { flex-direction: column; align-items: flex-start; }
  .aslt-primary-menu .sub-menu { visibility: visible; position: static; min-width: 0; margin-top: 8px; padding: 0 0 0 16px; opacity: 1; border: 0; box-shadow: none; transform: none; }
  .aslt-article-layout { grid-template-columns: 1fr; }
  .aslt-sidebar { position: static; }
  .aslt-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .aslt-service-grid, .aslt-advantage-grid, .aslt-industry-grid { grid-template-columns: 1fr; }
  .aslt-method-card, .aslt-method-card:nth-child(even) { grid-template-columns: 1fr; }
  .aslt-method-card:nth-child(even) img { order: 0; }
  .aslt-contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .aslt-container, .aslt-content, .aslt-article-layout { width: min(calc(100% - 28px), var(--aslt-wide)); }
  .aslt-header-inner { min-height: 68px; }
  .aslt-navigation { top: 68px; }
  .aslt-page-header { padding: 42px 0 26px; }
  .aslt-content, .aslt-article-layout { margin-block: 36px 56px; }
  .aslt-card-grid, .aslt-footer-grid { grid-template-columns: 1fr; }
  .aslt-hero { min-height: 540px; }
  .aslt-home-section { padding-block: 58px; }
  .aslt-news-list li { grid-template-columns: 1fr; gap: 0; }
}

/* Mobile navigation refinement: icon button, nested menu and in-panel contact CTA. */
.aslt-menu-toggle { align-items: center; justify-content: center; width: 46px; min-height: 44px; padding: 8px; cursor: pointer; }
.aslt-menu-icon { display: grid; gap: 5px; width: 22px; }
.aslt-menu-icon span { display: block; height: 2px; border-radius: 2px; background: currentColor; transition: transform .18s ease, opacity .18s ease; }
.aslt-menu-toggle[aria-expanded="true"] .aslt-menu-icon span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.aslt-menu-toggle[aria-expanded="true"] .aslt-menu-icon span:nth-child(2) { opacity: 0; }
.aslt-menu-toggle[aria-expanded="true"] .aslt-menu-icon span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.aslt-mobile-contact { display: none; }
.screen-reader-text { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
@media (max-width: 1020px) {
  .aslt-mobile-contact { display: grid; grid-template-columns: minmax(0,1fr); gap: 12px; margin-top: 18px; padding: 16px; border: 1px solid var(--aslt-border); border-radius: 10px; background: var(--aslt-surface); }
  .aslt-mobile-contact__phone { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
  .aslt-mobile-contact__phone a { display: inline-flex; align-items: center; gap: 7px; font-weight: 600; color: var(--aslt-ink); text-decoration: none; }
  .aslt-mobile-contact__phone small { color: var(--aslt-muted); font-size: .75rem; text-align: right; }
  .aslt-mobile-contact__cta { display: flex; align-items: center; justify-content: center; min-height: 46px; border-radius: 6px; background: var(--aslt-brand); color: #fff; font-weight: 600; text-decoration: none; }
}
@media (max-width: 700px) {
  .aslt-site { padding-bottom: 0; }
  .aslt-site .aslt-header-inner { flex-wrap: nowrap; padding-block: 10px; }
  .aslt-site .aslt-header-contact { display: none; }
  .aslt-site .aslt-menu-toggle { order: 3; margin-left: auto; }
  .aslt-site .aslt-navigation { top: 100%; max-height: calc(100dvh - 68px); padding: 12px 20px 24px; }
  .aslt-site .aslt-mobile-contact { position: static; inset: auto; margin-top: 20px; }
  .aslt-site .aslt-primary-menu .sub-menu.is-open { grid-template-columns: 1fr; gap: 0; }
  .aslt-content { font-size: 1rem; line-height: 1.95; }
  .aslt-content p { margin-block: 1em; }
  .aslt-content h2 { font-size: 1.35rem; line-height: 1.55; margin-top: 2.3em; }
  .aslt-content h3 { font-size: 1.12rem; line-height: 1.6; margin-top: 2em; }
  .aslt-content blockquote { padding: 1em 1.1em; }
}

@media (max-width: 600px) {
  .aslt-site-footer { text-align: center; }
  .aslt-site-footer .aslt-footer-grid { justify-items: center; }
  .aslt-site-footer .aslt-footer-brand,
  .aslt-site-footer .aslt-footer-location,
  .aslt-site-footer .aslt-footer-links { width: 100%; }
  .aslt-site-footer .aslt-footer-links ul { justify-content: center; }
  .aslt-site-footer .aslt-footer-youtube { display: inline-block; }
  .aslt-site-footer .aslt-copyright { text-align: center; }
}