/* ============================================
   クレーンの大野屋 - Style
   Inspired by shimizu-crane.com
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  --color-primary: #1a2d42;
  --color-primary-light: #2a4a6b;
  --color-accent: #3a8bb2;
  --color-accent-light: #84becc;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-white: #ffffff;
  --color-bg: #f8f9fa;
  --color-bg-dark: #0d1b2a;
  --color-border: #e0e0e0;
  --font-ja: 'Noto Sans JP', 'ヒラギノ角ゴ Pro W3', 'メイリオ', sans-serif;
  --font-en: 'Montserrat', sans-serif;
  --header-height: 80px;
  --transition: 0.3s ease;
  --max-width: 1200px;
}

/* ---------- Reset ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-ja);
  color: var(--color-text);
  line-height: 1.8;
  background: var(--color-white);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  list-style: none;
}

/* ---------- Utility ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ============================================
   HEADER
   ============================================ */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(13, 27, 42, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}

#header.scrolled {
  background: rgba(13, 27, 42, 0.98);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

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

/* Logo */
.logo a {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.logo-main {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.1em;
  font-family: var(--font-ja);
}

.logo-sub {
  font-size: 0.65rem;
  color: var(--color-accent-light);
  letter-spacing: 0.08em;
}

/* Navigation */
.global-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-list li a {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 16px;
  color: var(--color-white);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  position: relative;
  transition: color var(--transition);
}

.nav-list li a small {
  font-family: var(--font-en);
  font-size: 0.6rem;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 400;
  margin-top: 2px;
  letter-spacing: 0.1em;
}

.nav-list li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 2px;
  background: var(--color-accent);
  transition: transform var(--transition);
}

.nav-list li a:hover::after,
.nav-list li a.active::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-list li a:hover {
  color: var(--color-accent-light);
}

.nav-list li a:hover small {
  color: var(--color-accent-light);
}

.nav-tel a {
  background: var(--color-accent);
  border-radius: 4px;
  padding: 10px 20px !important;
  margin-left: 8px;
}

.nav-tel a:hover {
  background: var(--color-accent-light);
  color: var(--color-primary) !important;
}

.nav-tel a small {
  color: rgba(255, 255, 255, 0.8) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  gap: 6px;
  z-index: 1100;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease;
  transform: scale(1.05);
  animation: heroZoom 8s ease-in-out infinite alternate;
}

.hero-slide.active {
  opacity: 1;
}

@keyframes heroZoom {
  from { transform: scale(1); }
  to { transform: scale(1.08); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(13, 27, 42, 0.6) 0%,
    rgba(13, 27, 42, 0.3) 40%,
    rgba(13, 27, 42, 0.7) 100%
  );
}

.hero-content {
  position: absolute;
  bottom: 15%;
  left: 0;
  width: 100%;
  padding: 0 60px;
  z-index: 10;
  max-width: var(--max-width);
  left: 50%;
  transform: translateX(-50%);
}

.hero-catch-en {
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent-light);
  letter-spacing: 0.3em;
  margin-bottom: 16px;
}

.hero-catch {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.4;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 0.05em;
}

/* ============================================
   SECTIONS (Common)
   ============================================ */
.section {
  padding: 100px 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title-en {
  font-family: var(--font-en);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.15em;
  line-height: 1;
}

.section-title-en.white {
  color: var(--color-white);
}

.section-title-ja {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-top: 8px;
  letter-spacing: 0.1em;
}

.section-title-ja.white {
  color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   SERVICES
   ============================================ */
.services {
  background: var(--color-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.service-card {
  display: block;
  background: var(--color-white);
  border-radius: 0;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.service-card-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.service-card:hover .service-card-img img {
  transform: scale(1.1);
}

.service-card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(13, 27, 42, 0.5);
  transition: background var(--transition);
}

.service-card:hover .service-card-overlay {
  background: rgba(13, 27, 42, 0.7);
}

.service-card-title-en {
  font-family: var(--font-en);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.15em;
}

.service-card-title-ja {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 4px;
  letter-spacing: 0.1em;
}

.service-card-body {
  padding: 24px;
}

.service-card-body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}

.service-card-more {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  transition: color var(--transition);
}

.service-card:hover .service-card-more {
  color: var(--color-primary);
}

/* ============================================
   ABOUT
   ============================================ */
.about {
  background: var(--color-white);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.about-image {
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.about-image:hover img {
  transform: scale(1.03);
}

.about-text .section-title-en {
  text-align: left;
}

.about-text .section-title-ja {
  text-align: left;
  margin-bottom: 24px;
}

.about-desc {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 2;
  margin-bottom: 32px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 40px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  border-radius: 0;
  transition: all var(--transition);
  cursor: pointer;
  text-align: center;
}

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

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

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

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

/* ============================================
   STRENGTH
   ============================================ */
.strength {
  background: var(--color-bg);
}

.strength-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.strength-item {
  text-align: center;
  padding: 40px 24px;
  background: var(--color-white);
  transition: transform var(--transition), box-shadow var(--transition);
}

.strength-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.strength-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  color: var(--color-accent);
}

.strength-icon svg {
  width: 100%;
  height: 100%;
}

.strength-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.strength-item p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  padding: 0;
}

.contact-bg {
  position: relative;
  background: url('http://on8.jp/wp-content/uploads/2016/08/cropped-crane05L.jpg') center/cover no-repeat;
  padding: 100px 24px;
}

.contact-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 27, 42, 0.85);
}

.contact-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.contact-content {
  margin-top: 40px;
}

.contact-tel {
  margin-bottom: 30px;
}

.contact-tel-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 8px;
}

.contact-tel-number {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-en);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.05em;
  transition: color var(--transition);
}

.contact-tel-number svg {
  width: 32px;
  height: 32px;
}

.contact-tel-number:hover {
  color: var(--color-accent-light);
}

.contact-tel-fax {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 8px;
}

.contact-buttons {
  margin-top: 24px;
}

.contact-buttons .btn-primary {
  min-width: 280px;
  padding: 16px 48px;
  font-size: 1rem;
}

/* ============================================
   ACCESS
   ============================================ */
.access {
  background: var(--color-white);
}

.access-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.access-info dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px 24px;
}

.access-info dt {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-primary);
  white-space: nowrap;
}

.access-info dd {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.access-map {
  border-radius: 0;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.access-map iframe {
  display: block;
}

/* ============================================
   SPLASH
   ============================================ */
#splash {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s ease;
  background-color: #000;
}

#splash.hidden {
  opacity: 0;
  pointer-events: none;
}

.splash-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.splash-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 27, 42, 0.72);
}

.splash-content {
  position: relative;
  z-index: 1;
  text-align: center;
  animation: splashFadeIn 0.8s ease forwards;
}

.splash-en {
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-weight: 500;
  color: #c9a84c;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  margin-bottom: 28px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.8);
}

.splash-ja {
  font-size: 3.8rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.12em;
  line-height: 1.5;
  text-shadow: 0 4px 24px rgba(0,0,0,0.9), 0 2px 6px rgba(0,0,0,0.8);
}

@keyframes splashFadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .splash-ja {
    font-size: 2.2rem;
  }
  .splash-en {
    font-size: 0.85rem;
    letter-spacing: 0.3em;
  }
}

/* ============================================
   MARQUEE
   ============================================ */
.marquee-wrap {
  overflow: hidden;
  background: var(--color-bg-dark);
  padding: 16px 0;
}

.marquee-track {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.marquee-wrap:hover .marquee-track {
  animation-play-state: paused;
}

.marquee-item {
  flex-shrink: 0;
  width: 280px;
  height: 180px;
  overflow: hidden;
}

.marquee-item img,
.marquee-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================
   NEWS & INSTAGRAM
   ============================================ */
.news-insta {
  background: var(--color-white);
}

.news-insta-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
}

/* News */
.news-list {
  list-style: none;
  border-top: 1px solid var(--color-border);
}

.news-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.news-date {
  font-family: var(--font-en);
  color: var(--color-accent);
  white-space: nowrap;
  font-size: 0.85rem;
}

.news-text {
  color: var(--color-text);
}

/* Instagram */
.insta-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-primary);
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 16px 0 12px;
  transition: color var(--transition);
}

.insta-link:hover {
  color: #e1306c;
}

.insta-desc {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.lightwidget-widget {
  margin-bottom: 16px;
}

/* ============================================
   FOOTER
   ============================================ */
#footer {
  background: var(--color-bg-dark);
  color: var(--color-white);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 60px 24px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.footer-logo .logo-main {
  font-size: 1.2rem;
}

.footer-logo .logo-sub {
  display: block;
  margin-top: 4px;
}

.footer-address {
  margin-top: 16px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
}

.footer-nav {
  text-align: right;
}

.footer-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  justify-content: flex-end;
}

.footer-nav li a {
  display: block;
  padding: 6px 16px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition);
}

.footer-nav li a:hover {
  color: var(--color-accent-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 24px;
  text-align: center;
}

.footer-banner img {
  height: 40px;
  width: auto;
  display: block;
  opacity: 0.85;
  transition: opacity var(--transition);
}

.footer-banner:hover img {
  opacity: 1;
}

.footer-bottom small {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.05em;
}

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border: none;
  border-radius: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition);
  z-index: 900;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--color-accent);
}

.scroll-top svg {
  width: 20px;
  height: 20px;
  color: var(--color-white);
}

/* ============================================
   RESPONSIVE
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  :root {
    --header-height: 70px;
  }

  .nav-list li a {
    padding: 8px 10px;
    font-size: 0.75rem;
  }

  .hero-catch {
    font-size: 2.4rem;
  }

  .services-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .strength-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-inner {
    gap: 40px;
  }
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .news-insta-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 60px;
  }

  .hamburger {
    display: flex;
  }

  .global-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: var(--color-bg-dark);
    flex-direction: column;
    justify-content: flex-start;
    padding: 100px 0 40px;
    transition: right 0.4s ease;
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.3);
    overflow-y: auto;
  }

  .global-nav.open {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    width: 100%;
    gap: 0;
  }

  .nav-list li a {
    flex-direction: row;
    justify-content: flex-start;
    gap: 12px;
    padding: 16px 32px;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav-list li a::after {
    display: none;
  }

  .nav-list li a small {
    font-size: 0.7rem;
  }

  .nav-tel {
    margin-top: 16px;
    padding: 0 24px;
    width: 100%;
  }

  .nav-tel a {
    margin-left: 0 !important;
    text-align: center;
    justify-content: center;
  }

  /* Hero */
  .hero {
    min-height: 500px;
  }

  .hero-content {
    padding: 0 24px;
    bottom: 20%;
  }

  .hero-catch-en {
    font-size: 0.75rem;
  }

  .hero-catch {
    font-size: 1.8rem;
  }

  .hero-desc {
    font-size: 0.85rem;
  }

  /* Sections */
  .section {
    padding: 60px 20px;
  }

  .section-title-en {
    font-size: 2rem;
  }

  .section-header {
    margin-bottom: 40px;
  }

  /* Services */
  .services-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 480px;
  }

  .service-card-title-en {
    font-size: 1.4rem;
  }

  /* About */
  .about-inner {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .about-text .section-title-en,
  .about-text .section-title-ja {
    text-align: center;
  }

  .about-desc {
    text-align: center;
  }

  .about-text {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  /* Strength */
  .strength-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .strength-item {
    padding: 30px 16px;
  }

  /* Contact */
  .contact-tel-number {
    font-size: 1.8rem;
  }

  .contact-buttons .btn-primary {
    min-width: auto;
    width: 100%;
    max-width: 300px;
  }

  /* Access */
  .access-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .access-info dl {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .access-info dt {
    margin-top: 12px;
  }

  .access-info dt:first-child {
    margin-top: 0;
  }

  /* Footer */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 40px 24px 30px;
  }

  .footer-nav {
    text-align: left;
  }

  .footer-nav ul {
    justify-content: flex-start;
  }

  .footer-nav li a {
    padding: 6px 12px 6px 0;
  }

  .scroll-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .hero-catch {
    font-size: 1.5rem;
  }

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

  .contact-tel-number {
    font-size: 1.5rem;
  }

  .contact-bg {
    padding: 60px 20px;
  }
}