/*
Theme Name:   Anshin Keibi Child
Theme URI:    https://anshin-keibi.co.jp
Description:  株式会社あんしん警備保障 - Arkhe子テーマ
Author:       zoroya
Author URI:   https://zoroya.co.jp
Template:     arkhe
Version:      1.0.0
License:      GNU General Public License v2 or later
*/

/* ============================================
   あんしん警備保障 - Common Styles
   ============================================ */

/* --- CSS Variables --- */
:root {
  --color-primary: #0F766E;
  --color-primary-light: #14B8A6;
  --color-primary-dark: #0A5A54;
  --color-secondary: #0B1F3B;
  --color-secondary-light: #1A3A5C;
  --color-accent: #FF6B6B;
  --color-accent-hover: #FF4F4F;
  --color-bg: #F8FAFC;
  --color-surface: #FFFFFF;
  --color-text: #111827;
  --color-text-light: #6B7280;
  --color-text-white: #FFFFFF;
  --color-border: #E5E7EB;
  --color-border-dark: #D1D5DB;
  --color-success: #10B981;
  --color-warning: #F59E0B;

  --font-heading: 'Noto Sans JP', sans-serif;
  --font-body: 'Noto Sans JP', sans-serif;
  --font-accent: 'Montserrat', sans-serif;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.15);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  --anshin-container: 1200px;
  --anshin-header-height: 72px;
}


/* ============================================
   BASE OVERRIDES（Arkhe親テーマに上書き）
   ※ 全称リセット（*, html, body）は親テーマに任せる
   ============================================ */
body {
  font-family: var(--font-body);
  color: var(--color-text);
  letter-spacing: 0.03em;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
}


/* ============================================
   CONTAINER（anshin-* プレフィックスで競合回避）
   ============================================ */
.anshin-container {
  width: 100%;
  max-width: var(--anshin-container);
  margin: 0 auto;
  padding: 0 24px;
}


/* ============================================
   SECTION
   ============================================ */
.section {
  padding: 80px 0;
}

.section--gray {
  background-color: var(--color-bg);
}

.section--white {
  background-color: var(--color-surface);
}

.section--dark {
  background-color: var(--color-secondary);
  color: var(--color-text-white);
}

.section--primary {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}

/* --- Section Title --- */
.section-title {
  text-align: center;
  margin-bottom: 56px;
}

.section-title__en {
  display: block;
  font-family: var(--font-accent);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.section--dark .section-title__en,
.section--primary .section-title__en {
  color: var(--color-primary-light);
}

.section-title__ja {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  position: relative;
}

.section--dark .section-title__ja,
.section--primary .section-title__ja {
  color: var(--color-text-white);
}

.section-title__ja::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  margin: 16px auto 0;
  border-radius: 2px;
}

.section-title__sub {
  display: block;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-text-light);
  margin-top: 12px;
}

.section--dark .section-title__sub {
  color: rgba(255,255,255,0.7);
}


/* ============================================
   HEADER（カスタムヘッダー使用時）
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--anshin-header-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: box-shadow var(--transition-base);
}

.header.is-scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--anshin-container);
  margin: 0 auto;
  padding: 0 24px;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.header__logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 1.1rem;
  font-family: var(--font-accent);
}

.header__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.header__logo-main {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.header__logo-sub {
  font-size: 0.65rem;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
}

/* Desktop Nav */
.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.header__nav-link {
  display: block;
  padding: 8px 14px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
}

.header__nav-link:hover {
  color: var(--color-primary);
  background: rgba(15,118,110,0.06);
}

.header__nav-link--cta {
  background: var(--color-accent);
  color: white !important;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  margin-left: 8px;
}

.header__nav-link--cta:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

/* Hamburger */
.header__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 1100;
}

.header__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.header__hamburger span:nth-child(1) { transform: translateY(-6px); }
.header__hamburger span:nth-child(3) { transform: translateY(6px); }

.header__hamburger.is-active span:nth-child(1) {
  transform: rotate(45deg);
}
.header__hamburger.is-active span:nth-child(2) {
  opacity: 0;
}
.header__hamburger.is-active span:nth-child(3) {
  transform: rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 360px;
  height: 100vh;
  background: var(--color-surface);
  z-index: 1050;
  padding: calc(var(--anshin-header-height) + 24px) 24px 24px;
  overflow-y: auto;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -8px 0 30px rgba(0,0,0,0.15);
}

.mobile-menu.is-open {
  right: 0;
}

.mobile-menu__overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.4);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-menu__overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.mobile-menu__list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-menu__link {
  display: block;
  padding: 14px 16px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  text-decoration: none;
}

.mobile-menu__link:hover {
  background: rgba(15,118,110,0.06);
  color: var(--color-primary);
}

.mobile-menu__cta {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mobile-menu__cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  transition: all var(--transition-base);
}

.mobile-menu__cta-btn--primary {
  background: var(--color-accent);
  color: white;
}

.mobile-menu__cta-btn--line {
  background: #06C755;
  color: white;
}


/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-secondary);
  color: rgba(255,255,255,0.8);
  padding: 60px 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: var(--anshin-container);
  margin: 0 auto;
  padding: 0 24px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer__logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 0.95rem;
  font-family: var(--font-accent);
}

.footer__logo-name {
  font-size: 1rem;
  font-weight: 700;
  color: white;
}

.footer__info {
  font-size: 0.8rem;
  line-height: 1.9;
  color: rgba(255,255,255,0.6);
}

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

.footer__nav-group h4 {
  font-size: 0.8rem;
  font-weight: 600;
  color: white;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer__nav-link {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition-base);
  text-decoration: none;
}

.footer__nav-link:hover {
  color: var(--color-primary-light);
}

.footer__bottom {
  margin-top: 48px;
  padding: 20px 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
}


/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: white;
  box-shadow: 0 4px 16px rgba(255,107,107,0.3);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255,107,107,0.4);
}

.btn--secondary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 16px rgba(15,118,110,0.3);
}

.btn--secondary:hover {
  background: var(--color-primary-dark);
  color: white;
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.btn--line {
  background: #06C755;
  color: white;
  box-shadow: 0 4px 16px rgba(6,199,85,0.3);
}

.btn--line:hover {
  background: #05B04A;
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(6,199,85,0.4);
}

.btn--lg {
  padding: 18px 40px;
  font-size: 1.05rem;
}

.btn--sm {
  padding: 10px 24px;
  font-size: 0.85rem;
}

.btn--block {
  display: flex;
  width: 100%;
}

.btn__icon {
  font-size: 1.2em;
}


/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.card__body {
  padding: 24px;
}

.card__icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(15,118,110,0.1), rgba(15,118,110,0.05));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}

.card__desc {
  font-size: 0.88rem;
  color: var(--color-text-light);
  line-height: 1.7;
}


/* ============================================
   BADGE / TAG
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.badge--primary {
  background: rgba(15,118,110,0.1);
  color: var(--color-primary);
}

.badge--accent {
  background: rgba(255,107,107,0.1);
  color: var(--color-accent);
}

.badge--dark {
  background: var(--color-secondary);
  color: white;
}


/* ============================================
   FLOATING CTA (Mobile)
   ============================================ */
.floating-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--color-border);
  z-index: 900;
  display: flex;
  gap: 8px;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.floating-cta.is-visible {
  transform: translateY(0);
}

.floating-cta__btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-base);
}

.floating-cta__btn--line {
  background: #06C755;
  color: white;
}

.floating-cta__btn--tel {
  background: var(--color-primary);
  color: white;
}


/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }


/* ============================================
   UTILITY
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-primary { color: var(--color-primary); }
.text-accent { color: var(--color-accent); }
.text-light { color: var(--color-text-light); }
.text-white { color: var(--color-text-white); }
.fw-bold { font-weight: 700; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}


/* ============================================
   RESPONSIVE
   ============================================ */
@media (min-width: 768px) {
  .section {
    padding: 100px 0;
  }

  .section-title__ja {
    font-size: 2rem;
  }

  .footer__inner {
    grid-template-columns: 1.2fr 1fr;
  }

  .floating-cta {
    display: none;
  }
}

@media (min-width: 1024px) {
  .header__nav {
    display: block;
  }

  .header__hamburger {
    display: none;
  }

  .section {
    padding: 120px 0;
  }

  .section-title__ja {
    font-size: 2.25rem;
  }

  .footer__inner {
    grid-template-columns: 1.5fr 1fr 1fr;
  }

  .footer__nav {
    grid-template-columns: 1fr;
  }
}