/*
Theme Name: Pictrix
Theme URI: https://pictrix.net
Author: Pictrix
Author URI: https://pictrix.net
Description: Photography & Creative Production Studio のための完全カスタマイズ可能なWordPressテーマ。白背景×ゴールドアクセントのエディトリアルデザイン。すべてのコンテンツはカスタマイザーおよび管理画面から編集可能。
Version: 1.1.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: pictrix
Tags: photography, portfolio, custom-logo, custom-menu, featured-images, theme-options
*/

/* ============================================
   CSS Variables (カスタマイザーで上書き可能)
   ============================================ */
:root {
  --white: #ffffff;
  --off-white: #FAFAFA;
  --light-gray: #F2F2F2;
  --mid-gray: #E0E0E0;
  --text-primary: #1A1A1A;
  --text-secondary: #555555;
  --text-tertiary: #888888;
  --accent: #C8A96E;
  --accent-dark: #A8884E;
  --accent-light: #E8D9B4;
  --black: #111111;
  --overlay: rgba(0,0,0,0.35);

  --font-main: 'M PLUS 1', sans-serif;
  --fs-hero: clamp(3rem, 8vw, 7rem);
  --fs-section-title: clamp(2rem, 4vw, 3.5rem);
  --fs-subtitle: clamp(1rem, 2vw, 1.3rem);
  --fs-body: clamp(0.9rem, 1.2vw, 1.05rem);
  --fs-small: 0.8rem;
  --fs-nav: 0.85rem;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-xxl: 10rem;

  --max-width: 1400px;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

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

body {
  font-family: var(--font-main);
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.8;
  font-weight: 300;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img, video { max-width: 100%; display: block; }
button { font-family: var(--font-main); cursor: pointer; border: none; background: none; }

/* ============================================
   Utility
   ============================================ */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-md); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ============================================
   Typography
   ============================================ */
.section-label {
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}
.section-label::before {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--accent);
}
.section-label.centered {
  justify-content: center;
}

.section-title {
  font-size: var(--fs-section-title);
  font-weight: 200;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}
.section-title strong { font-weight: 700; }

/* ============================================
   Scroll Animations
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

.fade-in-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.fade-in-left.visible { opacity: 1; transform: translateX(0); }

.fade-in-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.fade-in-right.visible { opacity: 1; transform: translateX(0); }

.scale-in {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 1s ease, transform 1s ease;
}
.scale-in.visible { opacity: 1; transform: scale(1); }

/* ============================================
   NAVIGATION
   ============================================ */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s, box-shadow 0.4s, padding 0.4s;
}
.site-nav.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
  padding: 0.6rem var(--space-md);
}
/* 下層ページ用: 常時scrolledスタイル */
body.inner-page .site-nav {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}
body.inner-page .site-nav .nav-logo { color: var(--text-primary); }
body.inner-page .site-nav .nav-links a { color: var(--text-secondary); }
body.inner-page .site-nav .nav-hamburger span { background: var(--text-primary); }

.nav-logo {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--white);
  transition: color var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.nav-logo img {
  height: 36px;
  width: auto;
}
.site-nav.scrolled .nav-logo { color: var(--text-primary); }
.nav-logo span { font-weight: 200; opacity: 0.6; }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
}
.nav-links li { list-style: none; }
.nav-links a {
  font-size: var(--fs-nav);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.85);
  transition: color var(--transition);
  position: relative;
}
.site-nav.scrolled .nav-links a { color: var(--text-secondary); }
.nav-links a:hover { color: var(--accent); }
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover::after { width: 100%; }

.nav-contact-btn {
  font-size: var(--fs-nav);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--white) !important;
  background: var(--accent);
  padding: 0.5rem 1.5rem;
  border-radius: 0;
  transition: background var(--transition);
}
.nav-contact-btn:hover { background: var(--accent-dark); }
.nav-contact-btn::after { display: none !important; }

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  z-index: 1001;
}
.nav-hamburger span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--white);
  transition: transform 0.3s, opacity 0.3s, background 0.3s;
}
.site-nav.scrolled .nav-hamburger span { background: var(--text-primary); }
.nav-hamburger.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; }
.nav-hamburger.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--white);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}
.mobile-nav.open { opacity: 1; pointer-events: all; }
.mobile-nav a {
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--text-primary);
}
.mobile-nav a:hover { color: var(--accent); }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2.2rem;
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}
.btn-outline {
  border: 1px solid rgba(255,255,255,0.4);
  color: var(--white);
}
.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
}
.btn-dark {
  background: var(--black);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--text-secondary);
  transform: translateY(-2px);
}
.btn-ghost {
  border: 1px solid var(--mid-gray);
  color: var(--text-primary);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn .arrow { transition: transform var(--transition); }
.btn:hover .arrow { transform: translateX(4px); }

/* ============================================
   HERO (トップページ)
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-video-wrap video,
.hero-video-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.1) 40%, rgba(0,0,0,0.55) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: var(--space-xl) var(--space-md) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}
.hero-tagline {
  font-size: var(--fs-small);
  font-weight: 400;
  letter-spacing: 0.4em;
  color: var(--accent-light);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
  opacity: 0;
  animation: heroFadeUp 1s 0.3s forwards;
}
.hero-title {
  font-size: var(--fs-hero);
  font-weight: 100;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: -0.03em;
  max-width: 900px;
  opacity: 0;
  animation: heroFadeUp 1s 0.5s forwards;
}
.hero-title em { font-style: normal; font-weight: 600; }
.hero-subtitle {
  font-size: var(--fs-subtitle);
  font-weight: 300;
  color: rgba(255,255,255,0.75);
  margin-top: var(--space-sm);
  max-width: 600px;
  line-height: 1.9;
  opacity: 0;
  animation: heroFadeUp 1s 0.7s forwards;
}
.hero-cta-row {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  opacity: 0;
  animation: heroFadeUp 1s 0.9s forwards;
}
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  color: rgba(255,255,255,0.5);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  animation: scrollPulse 2s infinite;
}
.hero-scroll-indicator .scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* ============================================
   SERVICES OVERVIEW (トップページ)
   ============================================ */
.services-overview { padding: var(--space-xxl) 0; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--mid-gray);
  margin-top: var(--space-lg);
}
.service-card {
  background: var(--white);
  padding: var(--space-lg) var(--space-md);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition);
}
.service-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover { background: var(--off-white); }
.service-card-number {
  font-size: 3rem;
  font-weight: 100;
  color: var(--mid-gray);
  line-height: 1;
  margin-bottom: var(--space-md);
  transition: color var(--transition);
}
.service-card:hover .service-card-number { color: var(--accent); }
.service-card-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  letter-spacing: 0.02em;
}
.service-card-en {
  font-size: var(--fs-small);
  font-weight: 300;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}
.service-card-desc {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  line-height: 1.9;
}
.service-card-arrow {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--space-md);
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.1em;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition);
}
.service-card:hover .service-card-arrow { opacity: 1; transform: translateY(0); }

/* ============================================
   VISUAL SHOWCASE (トップページ)
   ============================================ */
.visual-showcase { padding: var(--space-xl) 0; overflow: hidden; }
.showcase-row {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}
.showcase-row.reverse { grid-template-columns: 0.8fr 1.2fr; }
.showcase-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}
.showcase-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s ease;
}
.showcase-item:hover img { transform: scale(1.05); }
.showcase-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
  color: var(--white);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition);
}
.showcase-item:hover .showcase-caption { opacity: 1; transform: translateY(0); }
.showcase-caption-title { font-size: 1rem; font-weight: 500; letter-spacing: 0.05em; }
.showcase-caption-cat {
  font-size: var(--fs-small);
  color: var(--accent-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ============================================
   PHILOSOPHY (トップページ)
   ============================================ */
.philosophy {
  padding: var(--space-xxl) var(--space-md);
  text-align: center;
  background: var(--off-white);
}
.philosophy-text {
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  font-weight: 200;
  line-height: 2;
  max-width: 800px;
  margin: 0 auto;
  color: var(--text-primary);
}
.philosophy-text strong { font-weight: 600; color: var(--accent-dark); }

/* ============================================
   WORKS PREVIEW (トップページ横スクロール)
   ============================================ */
.works-preview { padding: var(--space-xxl) 0; }
.works-scroll {
  display: flex;
  gap: var(--space-md);
  overflow-x: auto;
  padding: var(--space-lg) var(--space-md);
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.works-scroll::-webkit-scrollbar { display: none; }
.work-card {
  flex: 0 0 380px;
  scroll-snap-align: start;
  cursor: pointer;
  transition: transform var(--transition);
}
.work-card:hover { transform: translateY(-8px); }
.work-card-img {
  aspect-ratio: 3/4;
  overflow: hidden;
  margin-bottom: var(--space-sm);
  position: relative;
}
.work-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.work-card:hover .work-card-img img { transform: scale(1.06); }
.work-card-tag {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}
.work-card-title { font-size: 1.1rem; font-weight: 500; margin-top: 0.3rem; }
.work-card-client { font-size: var(--fs-small); color: var(--text-tertiary); margin-top: 0.2rem; }

/* ============================================
   STATS BAR (トップページ)
   ============================================ */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--mid-gray);
  border-bottom: 1px solid var(--mid-gray);
}
.stat-item {
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  border-right: 1px solid var(--mid-gray);
}
.stat-item:last-child { border-right: none; }
.stat-number {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 100;
  line-height: 1;
  color: var(--text-primary);
}
.stat-number .accent { color: var(--accent); }
.stat-label {
  font-size: var(--fs-small);
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  margin-top: var(--space-xs);
}

/* ============================================
   CTA SECTION (トップページ)
   ============================================ */
.cta-section {
  padding: var(--space-xxl) var(--space-md);
  background: var(--black);
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(200,169,110,0.08) 0%, transparent 50%);
  pointer-events: none;
}
.cta-title {
  font-size: var(--fs-section-title);
  font-weight: 200;
  margin-bottom: var(--space-sm);
  position: relative;
}
.cta-subtitle {
  font-size: var(--fs-body);
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-md);
  position: relative;
}

/* ============================================
   LP HERO (ランディングページ共通)
   ============================================ */
.lp-hero {
  position: relative;
  height: 70vh;
  min-height: 500px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.lp-hero-bg { position: absolute; inset: 0; }
.lp-hero-bg img, .lp-hero-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.lp-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.55));
}
.lp-hero-content {
  position: relative;
  z-index: 2;
  padding: var(--space-lg) var(--space-md);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}
.lp-hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 200;
  color: var(--white);
  line-height: 1.2;
}
.lp-hero-title em { font-style: normal; font-weight: 600; }
.lp-hero-sub {
  font-size: var(--fs-subtitle);
  color: rgba(255,255,255,0.7);
  margin-top: var(--space-xs);
  font-weight: 300;
}

/* ============================================
   LP INTRO (ランディングページ共通)
   ============================================ */
.lp-intro { padding: var(--space-xl) 0; }
.lp-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}
.lp-intro-text h2 {
  font-size: var(--fs-section-title);
  font-weight: 200;
  line-height: 1.4;
  margin-bottom: var(--space-md);
}
.lp-intro-text h2 strong { font-weight: 700; }
.lp-intro-text p {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  line-height: 2;
  margin-bottom: var(--space-sm);
}
.lp-intro-img { aspect-ratio: 4/5; overflow: hidden; }
.lp-intro-img img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================
   LP FEATURES (安心ポイント)
   ============================================ */
.lp-features { padding: var(--space-xl) 0; background: var(--off-white); }
.features-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.feature-item {
  background: var(--white);
  padding: var(--space-lg) var(--space-md);
  position: relative;
}
.feature-number {
  font-size: 3.5rem;
  font-weight: 100;
  color: var(--accent-light);
  line-height: 1;
  margin-bottom: var(--space-sm);
}
.feature-title { font-size: 1.1rem; font-weight: 600; margin-bottom: var(--space-xs); }
.feature-desc { font-size: var(--fs-body); color: var(--text-secondary); line-height: 1.9; }

/* ============================================
   LP FLOW (ご依頼の流れ)
   ============================================ */
.lp-flow { padding: var(--space-xl) 0; }
.flow-steps {
  display: flex;
  gap: 0;
  margin-top: var(--space-lg);
  position: relative;
}
.flow-steps::before {
  content: '';
  position: absolute;
  top: 2.2rem;
  left: 5%;
  right: 5%;
  height: 1px;
  background: var(--mid-gray);
}
.flow-step { flex: 1; text-align: center; position: relative; }
.flow-step-dot {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-sm);
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--accent);
  position: relative;
  z-index: 1;
}
.flow-step-title { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.3rem; }
.flow-step-desc { font-size: var(--fs-small); color: var(--text-tertiary); padding: 0 var(--space-sm); }

/* ============================================
   LP CTA
   ============================================ */
.lp-cta { padding: var(--space-xl) 0; text-align: center; background: var(--off-white); }
.lp-cta-title { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 200; margin-bottom: var(--space-sm); }
.lp-cta-title strong { font-weight: 700; }
.lp-cta-sub { color: var(--text-secondary); font-size: var(--fs-body); margin-bottom: var(--space-md); }

/* ============================================
   LP GALLERY
   ============================================ */
.lp-gallery { padding: var(--space-xl) 0; }
.gallery-masonry { columns: 3; column-gap: var(--space-sm); }
.gallery-masonry-item { break-inside: avoid; margin-bottom: var(--space-sm); overflow: hidden; }
.gallery-masonry-item img {
  width: 100%;
  display: block;
  transition: transform var(--transition-slow);
}
.gallery-masonry-item:hover img { transform: scale(1.04); }

/* ============================================
   WORKS PAGE (実績紹介)
   ============================================ */
.works-page-header {
  padding: calc(80px + var(--space-xl)) 0 var(--space-lg);
  text-align: center;
  background: var(--off-white);
}
.works-filter {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  flex-wrap: wrap;
}
.works-filter-btn {
  font-size: var(--fs-small);
  font-weight: 400;
  letter-spacing: 0.1em;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--mid-gray);
  color: var(--text-secondary);
  transition: all var(--transition);
  font-family: var(--font-main);
  cursor: pointer;
  background: transparent;
}
.works-filter-btn.active,
.works-filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(200,169,110,0.05);
}
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-md);
  max-width: var(--max-width);
  margin: 0 auto;
}
.works-grid-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}
.works-grid-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.works-grid-item:hover img { transform: scale(1.06); }
.works-grid-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-md);
  color: var(--white);
  opacity: 0;
  transition: opacity var(--transition);
}
.works-grid-item:hover .works-grid-overlay { opacity: 1; }
.works-grid-overlay-tag {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-light);
}
.works-grid-overlay-title { font-size: 1.1rem; font-weight: 500; margin-top: 0.3rem; }

/* ============================================
   GREETING PAGE (代表挨拶)
   ============================================ */
.greeting-page { padding: calc(80px + var(--space-xl)) 0 var(--space-xl); }
.greeting-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-xl);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  align-items: start;
}
.greeting-photo { position: sticky; top: 100px; }
.greeting-photo img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.greeting-photo-caption {
  margin-top: var(--space-sm);
  font-size: var(--fs-small);
  color: var(--text-tertiary);
  text-align: center;
}
.greeting-text { padding-top: var(--space-md); }
.greeting-text .section-label { margin-bottom: var(--space-md); }
.greeting-name {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 200;
  margin-bottom: var(--space-lg);
  line-height: 1.3;
}
.greeting-name strong { font-weight: 700; }
.greeting-body p {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  line-height: 2.2;
  margin-bottom: var(--space-md);
}
.greeting-signature {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--mid-gray);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}
.greeting-sig-name { font-size: 1.5rem; font-weight: 300; letter-spacing: 0.1em; }
.greeting-sig-title { font-size: var(--fs-small); color: var(--text-tertiary); }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--black);
  color: rgba(255,255,255,0.6);
  padding: var(--space-xl) var(--space-md) var(--space-md);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}
.footer-brand-desc { font-size: var(--fs-small); line-height: 1.9; margin-bottom: var(--space-md); }
.footer-heading {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-links a { font-size: var(--fs-small); transition: color var(--transition); }
.footer-links a:hover { color: var(--accent); }
.footer-links li { font-size: var(--fs-small); }
.footer-bottom {
  max-width: var(--max-width);
  margin: var(--space-md) auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .works-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-md); }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .features-list { grid-template-columns: repeat(2, 1fr); }
  .gallery-masonry { columns: 2; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .mobile-nav { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .showcase-row, .showcase-row.reverse { grid-template-columns: 1fr; }
  .showcase-item { aspect-ratio: 16/9; }
  .lp-intro-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .lp-intro-img { aspect-ratio: 16/10; }
  .features-list { grid-template-columns: 1fr; }
  .flow-steps { flex-direction: column; gap: var(--space-md); }
  .flow-steps::before { display: none; }
  .works-grid { grid-template-columns: 1fr; }
  .greeting-layout { grid-template-columns: 1fr; }
  .greeting-photo { position: static; max-width: 400px; margin: 0 auto; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .work-card { flex: 0 0 300px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-xs); text-align: center; }
  .gallery-masonry { columns: 1; }
  .hero-cta-row { flex-direction: column; }
}

@media (max-width: 480px) {
  :root {
    --space-md: 1.2rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-xxl: 6rem;
  }
  .stats-bar { grid-template-columns: 1fr; }
  .stat-item { border-right: none; border-bottom: 1px solid var(--mid-gray); }
  .stat-item:last-child { border-bottom: none; }
}

/* ============================================
   CONTACT FORM 7
   テーマデザインに統合されたフォームスタイル
   ============================================ */

/* フォーム全体 */
.wpcf7 {
  max-width: 720px;
  margin: 0 auto;
}

.wpcf7-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* ラベル */
.wpcf7-form label {
  display: block;
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

/* 入力フィールド共通 */
.wpcf7-form input[type="text"],
.wpcf7-form input[type="email"],
.wpcf7-form input[type="tel"],
.wpcf7-form input[type="url"],
.wpcf7-form input[type="number"],
.wpcf7-form input[type="date"],
.wpcf7-form select,
.wpcf7-form textarea {
  width: 100%;
  padding: 0.9rem 1.2rem;
  font-family: var(--font-main);
  font-size: var(--fs-body);
  font-weight: 300;
  color: var(--text-primary);
  background: var(--white);
  border: 1px solid var(--mid-gray);
  border-radius: 0;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
  appearance: none;
}

.wpcf7-form input[type="text"]:focus,
.wpcf7-form input[type="email"]:focus,
.wpcf7-form input[type="tel"]:focus,
.wpcf7-form input[type="url"]:focus,
.wpcf7-form input[type="number"]:focus,
.wpcf7-form input[type="date"]:focus,
.wpcf7-form select:focus,
.wpcf7-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200, 169, 110, 0.1);
}

/* プレースホルダー */
.wpcf7-form ::placeholder {
  color: var(--text-tertiary);
  font-weight: 300;
}

/* テキストエリア */
.wpcf7-form textarea {
  min-height: 180px;
  resize: vertical;
  line-height: 1.8;
}

/* セレクト */
.wpcf7-form select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.2rem center;
  padding-right: 3rem;
}

/* チェックボックス・ラジオボタン */
.wpcf7-form .wpcf7-checkbox,
.wpcf7-form .wpcf7-radio {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
}

.wpcf7-form .wpcf7-list-item {
  margin: 0;
}

.wpcf7-form .wpcf7-list-item label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 300;
  font-size: var(--fs-body);
  cursor: pointer;
  margin-bottom: 0;
}

.wpcf7-form .wpcf7-list-item input[type="checkbox"],
.wpcf7-form .wpcf7-list-item input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

/* ファイルアップロード */
.wpcf7-form input[type="file"] {
  font-family: var(--font-main);
  font-size: var(--fs-small);
  color: var(--text-secondary);
  padding: var(--space-sm);
  border: 1px dashed var(--mid-gray);
  width: 100%;
  cursor: pointer;
  transition: border-color var(--transition);
}

.wpcf7-form input[type="file"]:hover {
  border-color: var(--accent);
}

/* 送信ボタン */
.wpcf7-form input[type="submit"],
.wpcf7-form button[type="submit"],
.wpcf7-form .wpcf7-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 3rem;
  font-family: var(--font-main);
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--accent);
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: all var(--transition);
  -webkit-appearance: none;
  appearance: none;
  align-self: flex-start;
}

.wpcf7-form input[type="submit"]:hover,
.wpcf7-form button[type="submit"]:hover,
.wpcf7-form .wpcf7-submit:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}

.wpcf7-form input[type="submit"]:disabled,
.wpcf7-form .wpcf7-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* スピナー */
.wpcf7-spinner {
  display: inline-block;
  margin-left: 0.5rem;
  vertical-align: middle;
}

/* バリデーションエラー */
.wpcf7-not-valid {
  border-color: #D44040 !important;
  box-shadow: 0 0 0 3px rgba(212, 64, 64, 0.08) !important;
}

.wpcf7-not-valid-tip {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  color: #D44040;
  margin-top: 0.3rem;
  letter-spacing: 0.02em;
}

/* レスポンスメッセージ */
.wpcf7-response-output {
  padding: 1rem 1.5rem !important;
  margin: var(--space-md) 0 0 0 !important;
  border-radius: 0 !important;
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.6;
}

/* 送信成功 */
.wpcf7-mail-sent-ok,
.wpcf7 form.sent .wpcf7-response-output {
  border: 1px solid var(--accent) !important;
  background: rgba(200, 169, 110, 0.06);
  color: var(--accent-dark);
}

/* 送信失敗 */
.wpcf7-mail-sent-ng,
.wpcf7 form.failed .wpcf7-response-output,
.wpcf7 form.aborted .wpcf7-response-output {
  border: 1px solid #D44040 !important;
  background: rgba(212, 64, 64, 0.04);
  color: #D44040;
}

/* バリデーションエラー（フォーム全体） */
.wpcf7 form.invalid .wpcf7-response-output,
.wpcf7 form.unaccepted .wpcf7-response-output {
  border: 1px solid #E6A23C !important;
  background: rgba(230, 162, 60, 0.04);
  color: #B8860B;
}

/* 承諾チェックボックス */
.wpcf7-form .wpcf7-acceptance {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.wpcf7-form .wpcf7-acceptance input[type="checkbox"] {
  margin-top: 0.3rem;
}

/* p タグ間マージン (CF7はデフォルトで<p>で囲む) */
.wpcf7-form p {
  margin-bottom: 0;
}

/* フォームをLP/ページ内に配置した場合のコンテナ */
.contact-form-section {
  padding: calc(80px + var(--space-xl)) var(--space-md) var(--space-xl);
  max-width: var(--max-width);
  margin: 0 auto;
}

.contact-form-section .section-title {
  text-align: center;
  margin-bottom: var(--space-lg);
}

/* CF7 レスポンシブ */
@media (max-width: 768px) {
  .wpcf7 {
    padding: 0 var(--space-sm);
  }

  .wpcf7-form input[type="submit"],
  .wpcf7-form .wpcf7-submit {
    width: 100%;
    justify-content: center;
    align-self: stretch;
  }

  .wpcf7-form .wpcf7-checkbox,
  .wpcf7-form .wpcf7-radio {
    flex-direction: column;
    gap: var(--space-xs);
  }
}