/*
Theme Name: FXシスラボ
Theme URI: https://fxvps-lab.com
Author: FX Systems Lab
Author URI: https://fxvps-lab.com
Description: FX自動売買の始め方・VPS環境・EA運用まで｜シストレの総合ガイドサイト用テーマ。ホワイト×ネイビー×ティールのプロフェッショナルライトテーマ。
Version: 1.1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: fxvps-lab
Tags: blog, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* ─── Google Fonts ─── */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700&family=Noto+Serif+JP:wght@600;700&display=swap');

/* ─── CSS Variables ─── */
:root {
  --color-bg:        #f9fafb;
  --color-bg-alt:    #f3f5f8;
  --color-white:     #ffffff;
  --color-navy:      #1e2d4a;
  --color-navy-mid:  #2a3f5f;
  --color-teal:      #0d9488;
  --color-teal-dark: #0f766e;
  --color-teal-light:#ccfbf1;
  --color-text:      #1a2535;
  --color-text-mid:  #4a5568;
  --color-text-light:#718096;
  --color-border:    #e2e8f0;
  --color-border-mid:#cbd5e1;
  --radius-sm:       6px;
  --radius-md:       10px;
  --radius-lg:       14px;
  --shadow-sm:       0 1px 4px rgba(26,37,53,0.06), 0 2px 8px rgba(26,37,53,0.04);
  --shadow-md:       0 4px 20px rgba(26,37,53,0.10), 0 1px 4px rgba(26,37,53,0.06);
  --font-sans:       'Noto Sans JP', sans-serif;
  --font-serif:      'Noto Serif JP', serif;
}

/* ─── WordPress Block Editor 干渉解消 ─── */
.wp-block-paragraph,
.wp-block-heading,
.wp-block-list,
.wp-block-image,
.wp-block-group,
.wp-block-columns,
.wp-block-column,
.wp-block-separator,
.wp-block-spacer,
.wp-block-buttons,
.wp-block-button { all: revert; }
.wp-site-blocks > * { margin-top: 0 !important; margin-bottom: 0 !important; }
.is-layout-flow > * { margin-top: 0 !important; margin-bottom: 0 !important; }

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--color-teal); }
a:focus, button:focus { outline: 2px solid var(--color-teal); outline-offset: 2px; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ─── Layout ─── */
.site-wrapper { min-height: 100vh; display: flex; flex-direction: column; }
.site-main { flex: 1; }
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}
@media (min-width: 640px)  { .container { padding: 0 1.5rem; } }
@media (min-width: 1024px) { .container { padding: 0 2rem; } }

/* ─── Typography ─── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-text);
  line-height: 1.35;
}
h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: 1.15rem; }
p  { color: var(--color-text-mid); line-height: 1.8; }

/* ─── Section Label ─── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 0.75rem;
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  border-radius: 99px;
  background: var(--color-teal);
}

/* ─── Cards ─── */
.site-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.site-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.site-card-highlight {
  border-top: 3px solid var(--color-teal);
}

/* ─── Buttons ─── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  background: var(--color-teal);
  color: #fff;
  font-weight: 700;
  font-size: 0.875rem;
  transition: background 0.2s, transform 0.15s;
}
.btn-primary:hover { background: var(--color-teal-dark); transform: translateY(-1px); color: #fff !important; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-navy);
  color: var(--color-navy);
  font-weight: 700;
  font-size: 0.875rem;
  transition: background 0.2s, transform 0.15s;
}
.btn-outline:hover { background: rgba(30,45,74,0.06); transform: translateY(-1px); color: var(--color-navy); }

.btn-navy {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  background: var(--color-navy);
  color: #fff;
  font-weight: 700;
  font-size: 0.875rem;
  transition: background 0.2s, transform 0.15s;
}
.btn-navy:hover { background: var(--color-navy-mid); transform: translateY(-1px); color: #fff !important; }

/* ─── Tags ─── */
.tag-teal {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  background: rgba(13,148,136,0.1);
  color: var(--color-teal-dark);
  font-size: 0.7rem;
  font-weight: 600;
}
.tag-navy {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  background: rgba(30,45,74,0.08);
  color: var(--color-navy);
  font-size: 0.7rem;
  font-weight: 600;
}

/* ─── Header / Navbar ─── */
/* アドミンバー対応 */
.admin-bar .site-header { top: 32px; }
@media screen and (max-width: 782px) { .admin-bar .site-header { top: 46px; } }

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  height: 64px;
}
.site-header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.site-logo .logo-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--color-teal);
  display: flex;
  align-items: center;
  justify-content: center;
}
.site-logo .logo-icon svg { width: 18px; height: 18px; stroke: #fff; fill: none; }
.site-logo .logo-text { display: flex; flex-direction: column; }
.site-logo .logo-name {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.1;
}
.site-logo .logo-sub {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  text-transform: uppercase;
}
.main-nav { display: flex; align-items: center; gap: 0.25rem; }
.main-nav a {
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-mid);
  transition: color 0.15s, background 0.15s;
}
.main-nav a:hover { color: var(--color-navy); background: var(--color-bg-alt); }
.main-nav a.current-menu-item { color: var(--color-navy); }
.header-cta { margin-left: 0.75rem; }

/* Mobile nav */
.mobile-menu-toggle {
  display: none;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--color-navy);
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}
.mobile-menu-toggle svg { width: 20px; height: 20px; stroke: var(--color-navy); fill: none; }
.mobile-nav {
  display: none;
  background: #fff;
  border-top: 1px solid var(--color-border);
  padding: 0.75rem 1rem 1rem;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 999;
  box-shadow: 0 8px 24px rgba(26,37,53,0.12);
}
.mobile-nav a {
  display: block;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-navy);
  transition: background 0.15s;
}
.mobile-nav a:hover { background: var(--color-bg-alt); }
@media (max-width: 1023px) {
  .main-nav, .header-cta { display: none; }
  .mobile-menu-toggle { display: flex; }
  .mobile-nav.is-open { display: block; }
}

/* ─── Hero Section ─── */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 64px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0f1e35 0%, #1a3a5c 50%, #0d4a4a 100%);
}
.hero-bg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  mix-blend-mode: luminosity;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(15,30,53,0.85) 0%, rgba(15,30,53,0.4) 60%, rgba(15,30,53,0.1) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  padding: 5rem 0;
  max-width: 640px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  border-radius: 99px;
  border: 1px solid rgba(13,148,136,0.4);
  background: rgba(13,148,136,0.1);
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(204,251,241,0.9);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}
.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-teal);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 1.25rem;
}
.hero-title .accent { color: #5eead4; }
.hero-desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.8;
  margin-bottom: 2rem;
  max-width: 520px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}
.hero-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
  background: var(--color-teal);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  transition: background 0.2s, transform 0.15s;
  box-shadow: 0 4px 16px rgba(13,148,136,0.35);
}
.hero-btn-primary:hover { background: var(--color-teal-dark); transform: translateY(-2px); color: #fff !important; }
.hero-btn-primary svg { width: 16px; height: 16px; stroke: #fff; fill: none; }
.hero-btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
  border: 2px solid rgba(255,255,255,0.35);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s, transform 0.15s;
}
.hero-btn-outline:hover { background: rgba(255,255,255,0.1); transform: translateY(-2px); color: #fff; }
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}
.hero-badge-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.65);
}
.hero-badge-item svg { width: 14px; height: 14px; stroke: var(--color-teal); }

/* ─── Stats Bar ─── */
.stats-bar {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 1.25rem 0;
}
.stats-bar .stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
@media (min-width: 640px)  { .stats-bar .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat-item { text-align: center; padding: 0.5rem; }
.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.stat-value span { color: var(--color-teal); }
.stat-label { font-size: 0.72rem; color: var(--color-text-light); }

/* ─── Section Shared ─── */
.section-header { margin-bottom: 3rem; }
.section-header.center { text-align: center; }
.section-header.center .section-label { justify-content: center; }

/* ─── Steps Section ─── */
.steps-section { padding: 5rem 0; background: var(--color-white); }
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) { .steps-grid { grid-template-columns: repeat(3, 1fr); } }
.step-card {
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  position: relative;
  transition: box-shadow 0.2s, transform 0.2s;
}
.step-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.step-number {
  position: absolute;
  top: -14px;
  left: 1.5rem;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-teal);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(13,148,136,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.step-icon svg { width: 24px; height: 24px; stroke: var(--color-teal); }
.step-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}
.step-desc { font-size: 0.82rem; color: var(--color-text-mid); line-height: 1.7; }
.step-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-teal);
  margin-top: 0.75rem;
}
.step-link svg { width: 12px; height: 12px; stroke: var(--color-teal); }

/* ─── Articles Section ─── */
.articles-section { padding: 5rem 0; background: var(--color-bg-alt); }
.articles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px)  { .articles-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .articles-grid { grid-template-columns: repeat(3, 1fr); } }
.article-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-teal);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s, transform 0.2s;
}
.article-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.article-card a { text-decoration: none; color: inherit; }
.article-category {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  background: rgba(13,148,136,0.1);
  color: var(--color-teal-dark);
  font-size: 0.7rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.article-title {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: 0.5rem;
  flex: 1;
}
.article-excerpt { font-size: 0.78rem; color: var(--color-text-light); line-height: 1.7; margin-bottom: 1rem; }
.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.72rem;
  color: var(--color-text-light);
}
.article-read-more {
  color: var(--color-teal);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.article-read-more svg { width: 11px; height: 11px; stroke: var(--color-teal); }

/* ─── VPS Comparison Section ─── */
.vps-section { padding: 5rem 0; background: var(--color-white); }
.vps-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1.25rem;
  transition: box-shadow 0.2s, transform 0.2s;
}
.vps-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.vps-card.rank-1 { border-top: 3px solid var(--color-teal); }
.vps-card-inner { padding: 1.5rem; }
.vps-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}
.vps-rank {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 900;
  flex-shrink: 0;
}
.vps-rank.rank-1 { background: var(--color-teal); color: #fff; }
.vps-rank.rank-other { background: var(--color-bg-alt); color: var(--color-text-light); }
.vps-name-block { flex: 1; }
.vps-name-row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-bottom: 0.25rem; }
.vps-name { font-size: 1rem; font-weight: 700; color: var(--color-text); }
.vps-badge {
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  font-size: 0.68rem;
  font-weight: 700;
}
.vps-price { font-size: 1.25rem; font-weight: 900; color: var(--color-teal); }
.vps-price span { font-size: 0.75rem; font-weight: 400; color: var(--color-text-light); }
.vps-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin-bottom: 1rem;
}
@media (min-width: 640px) { .vps-specs { grid-template-columns: repeat(4, 1fr); } }
.vps-spec-item {
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.75rem;
}
.vps-spec-label { font-size: 0.68rem; color: var(--color-text-light); margin-bottom: 0.2rem; }
.vps-spec-value { font-size: 0.82rem; font-weight: 700; color: var(--color-text); }
.vps-spec-value.ok { color: var(--color-teal); }
.vps-spec-value.ng { color: #e53e3e; }
.vps-pros-cons {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
}
@media (min-width: 640px) { .vps-pros-cons { grid-template-columns: repeat(2, 1fr); } }
.vps-pro, .vps-con {
  display: flex;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--color-text-mid);
  line-height: 1.6;
}
.vps-pro::before { content: '✓'; color: var(--color-teal); font-weight: 700; flex-shrink: 0; }
.vps-con::before { content: '✗'; color: #e53e3e; font-weight: 700; flex-shrink: 0; }

/* ─── FAQ Section ─── */
.faq-section { padding: 5rem 0; background: var(--color-bg-alt); }
.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  text-align: left;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  transition: background 0.15s;
}
.faq-question:hover { background: var(--color-bg-alt); }
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  transition: background 0.2s, color 0.2s;
}
.faq-item.is-open .faq-icon {
  background: var(--color-teal);
  color: #fff;
  transform: rotate(45deg);
}
.faq-icon { transition: background 0.2s, color 0.2s, transform 0.2s; }
.faq-answer {
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}
.faq-answer {
  display: none;
  padding: 0 1.25rem 1.1rem;
  font-size: 0.85rem;
  color: var(--color-text-mid);
  line-height: 1.8;
}
.faq-item.is-open .faq-answer { display: block; }

/* ─── Infrastructure Section ─── */
.infra-section { padding: 5rem 0; background: var(--color-white); }
.infra-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 1024px) { .infra-grid { grid-template-columns: 1fr 1fr; } }
.infra-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.infra-spec-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
}
.infra-spec-icon { width: 20px; height: 20px; stroke: var(--color-teal); margin-bottom: 0.5rem; }
.infra-spec-label { font-size: 0.72rem; color: var(--color-text-light); margin-bottom: 0.2rem; }
.infra-spec-value { font-size: 0.875rem; font-weight: 700; color: var(--color-text); }
.infra-spec-icon { fill: none; }
.infra-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(26,37,53,0.15);
  background: linear-gradient(135deg, var(--color-navy) 0%, #1a3a5c 100%);
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.infra-image img { width: 100%; height: 320px; object-fit: cover; }
@media (min-width: 1024px) { .infra-image img { height: 400px; } }
.infra-image-placeholder {
  width: 100%;
  min-height: 320px;
  background: linear-gradient(135deg, var(--color-navy) 0%, #1a3a5c 100%);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
}
.infra-image-placeholder svg { width: 48px; height: 48px; stroke: var(--color-teal); fill: none; opacity: 0.7; }

/* ─── CTA Banner ─── */
.cta-section {
  padding: 5rem 0;
  background: var(--color-navy);
  text-align: center;
}
.cta-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: rgba(13,148,136,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}
.cta-icon svg { width: 28px; height: 28px; stroke: #5eead4; }
.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 1rem;
}
.cta-desc { font-size: 0.875rem; color: rgba(255,255,255,0.65); line-height: 1.8; margin-bottom: 2rem; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }
.cta-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  background: var(--color-teal);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  transition: background 0.2s, transform 0.15s;
  box-shadow: 0 4px 16px rgba(13,148,136,0.3);
}
.cta-btn-primary:hover { background: var(--color-teal-dark); transform: translateY(-2px); color: #fff; }
.cta-btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  border: 2px solid rgba(255,255,255,0.3);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s, transform 0.15s;
}
.cta-btn-outline:hover { background: rgba(255,255,255,0.1); transform: translateY(-2px); color: #fff; }

/* ─── Footer ─── */
.site-footer {
  background: var(--color-navy);
  color: #fff;
  padding: 3.5rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}
@media (min-width: 640px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 1.2fr repeat(4, 1fr); } }
.footer-brand p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
  margin: 0.75rem 0 1rem;
}
.footer-brand-badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  background: rgba(13,148,136,0.15);
  border: 1px solid rgba(13,148,136,0.3);
  font-size: 0.68rem;
  font-family: monospace;
  letter-spacing: 0.1em;
  color: rgba(94,234,212,0.9);
}
.footer-nav-title {
  font-size: 0.72rem;
  font-weight: 700;
  color: rgba(94,234,212,0.9);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.footer-nav-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 14px;
  border-radius: 99px;
  background: var(--color-teal);
}
.footer-nav ul { list-style: none; }
.footer-nav li { margin-bottom: 0.5rem; }
.footer-nav a {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  transition: color 0.15s;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.footer-nav a::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  transition: background 0.15s;
}
.footer-nav a:hover { color: rgba(94,234,212,0.9); }
.footer-nav a:hover::before { background: var(--color-teal); }
.footer-divider { height: 1px; background: rgba(255,255,255,0.1); margin-bottom: 1.5rem; }
.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  text-align: center;
}
@media (min-width: 640px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}
.footer-copyright { font-size: 0.75rem; color: rgba(255,255,255,0.35); }
.footer-disclaimer { font-size: 0.72rem; color: rgba(255,255,255,0.35); max-width: 420px; }

/* ─── Page Header ─── */
.page-header {
  padding: 6rem 0 3rem;
  background: linear-gradient(135deg, var(--color-navy) 0%, #1a3a5c 100%);
  border-bottom: 1px solid var(--color-border);
}
.page-header .section-label { color: rgba(94,234,212,0.9); }
.page-header .section-label::before { background: var(--color-teal); }
.page-header h1 { color: #fff; margin-bottom: 0.5rem; }
.page-header p { font-size: 0.875rem; max-width: 600px; color: rgba(255,255,255,0.65); }

/* ─── Content Area ─── */
.content-section { padding: 4rem 0; }
.content-max { max-width: 800px; margin: 0 auto; }
.entry-content { font-size: 0.95rem; line-height: 1.9; color: var(--color-text-mid); }
.entry-content h2 { font-family: var(--font-serif); font-size: 1.4rem; color: var(--color-navy); margin: 2rem 0 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--color-teal-light); }
.entry-content h3 { font-size: 1.1rem; color: var(--color-navy); margin: 1.5rem 0 0.75rem; }
.entry-content p { margin-bottom: 1.25rem; }
.entry-content ul, .entry-content ol { list-style: revert; padding-left: 1.5rem; margin-bottom: 1.25rem; }
.entry-content a { color: var(--color-teal); text-decoration: underline; }

/* ─── Utility ─── */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-12 { margin-top: 3rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.gap-4 { gap: 1rem; }
.d-flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.d-grid { display: grid; }
.hidden { display: none; }

/* ─── Responsive ─── */
@media (max-width: 639px) {
  .hero-title { font-size: 1.9rem; }
  .hero-actions { flex-direction: column; }
  .hero-btn-primary, .hero-btn-outline { width: 100%; justify-content: center; }
  .stats-bar .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .section-header { flex-direction: column; align-items: flex-start; }
}

/* ─── ページネーション ─── */
.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-mid);
  border: 1px solid var(--color-border);
  transition: all 0.15s;
  text-decoration: none;
}
.page-numbers:hover, .page-numbers.current {
  background: var(--color-teal);
  color: #fff;
  border-color: var(--color-teal);
}
.nav-links { display: flex; gap: 0.4rem; justify-content: center; margin-top: 3rem; }

/* ─── VPSディテールボタン ─── */
.vps-detail-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-md);
  background: var(--color-teal);
  color: #fff !important;
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}
.vps-detail-btn:hover { background: var(--color-teal-dark); color: #fff !important; }
.vps-detail-btn svg { width: 13px; height: 13px; stroke: #fff; fill: none; }
.vps-features-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1rem; }
.vps-all-btn-wrap { text-align: center; margin-top: 2rem; }

/* ─── FAQフッター ─── */
.faq-footer { text-align: center; margin-top: 2rem; }

/* ─── CTA SVG修正 ─── */
.cta-icon svg { fill: none; }
.cta-btn-primary svg, .cta-btn-outline svg { width: 16px; height: 16px; stroke: #fff; fill: none; }