/*
Theme Name: DOISENA Portfolio
Theme URI: https://doisena.jp/
Author: Portfolio Theme
Author URI: https://doisena.jp/
Description: Illustrator portfolio theme for DOISENA - featuring work gallery, custom post types, AJAX filtering, favorites, and search overlay.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: doisena
Tags: portfolio, illustration, japanese, minimal, custom-post-type
*/

/* ==========================================
   CSS VARIABLES
   ========================================== */
:root {
  --color-black: #1a1a1a;
  --color-white: #ffffff;
  --color-gray-light: #f5f5f5;
  --color-gray-mid: #e8e8e8;
  --color-gray-text: #888888;
  --color-accent: #e8463a;
  --color-border: #e0e0e0;
  --font-jp: 'Noto Sans JP', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Yu Gothic Medium', sans-serif;
  --font-en: 'Outfit', 'DM Sans', sans-serif;
  --header-height: 70px;
  --transition: 0.3s ease;
  --max-width: 1400px;
  --content-width: 1200px;
}

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

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

body {
  font-family: var(--font-jp);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-black);
  background: var(--color-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

/* ==========================================
   TYPOGRAPHY
   ========================================== */
.en {
  font-family: var(--font-en);
  letter-spacing: 0.05em;
}

.section-title {
  font-family: var(--font-en);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 8px;
  text-transform: lowercase;
}

.section-title-jp {
  font-size: 11px;
  color: var(--color-gray-text);
  letter-spacing: 0.1em;
  margin-bottom: 40px;
  font-family: var(--font-jp);
}

/* ==========================================
   LAYOUT HELPERS
   ========================================== */
.container {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 40px;
}

.container--wide {
  max-width: var(--max-width);
  padding: 0 40px;
}

/* ==========================================
   HEADER
   ========================================== */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  z-index: 1000;
  transition: border-color var(--transition);
}

#site-header.scrolled {
  border-bottom-color: var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 40px;
}

.site-logo {
  display: flex;
  align-items: center;
  line-height: 1;
}

.site-logo .logo-name {
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-black);
  text-transform: uppercase;
}

/* ロゴ画像が設定されている場合 */
.site-logo .logo-image {
  max-height: 36px;
  width: auto;
  display: block;
}

/* Main Navigation */
.header-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.header-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 18px;
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--color-gray-text);
  transition: color var(--transition);
  text-transform: uppercase;
  font-family: var(--font-en);
  position: relative;
}

.header-nav a .nav-jp {
  font-family: var(--font-jp);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--color-black);
  transition: color var(--transition);
}

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

.header-nav a:hover::after,
.header-nav a.current::after {
  width: calc(100% - 20px);
}

.header-nav a:hover .nav-jp,
.header-nav a.current .nav-jp {
  color: var(--color-black);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  transition: background var(--transition);
  color: var(--color-black);
}

.header-btn:hover {
  background: var(--color-gray-light);
}

.header-btn svg {
  width: 18px;
  height: 18px;
}

.favorite-count {
  font-family: var(--font-en);
  font-size: 10px;
  background: var(--color-black);
  color: white;
  border-radius: 50%;
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: -6px;
  margin-top: -8px;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-black);
  transition: all var(--transition);
}

/* ==========================================
   MOBILE MENU OVERLAY
   ========================================== */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 320px;
  height: 100%;
  background: var(--color-white);
  z-index: 2000;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 80px 40px 40px;
  display: flex;
  flex-direction: column;
}

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

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-menu-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-menu-nav a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

.mobile-menu-nav a .nav-en {
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 700;
  text-transform: lowercase;
}

/* ==========================================
   SEARCH OVERLAY
   ========================================== */
.search-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-white);
  z-index: 3000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  overflow-y: auto;
  padding: var(--header-height) 0 60px;
}

.search-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.search-overlay-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 30px 40px;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-white);
  z-index: 1;
}

.search-overlay-title {
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.search-overlay-title span {
  font-family: var(--font-jp);
  font-size: 11px;
  color: var(--color-gray-text);
  margin-left: 10px;
  font-weight: 400;
}

.search-close {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.1em;
  cursor: pointer;
  color: var(--color-gray-text);
  transition: color var(--transition);
}

.search-close:hover {
  color: var(--color-black);
}

.search-filter-section {
  padding: 30px 40px;
  border-bottom: 1px solid var(--color-border);
}

.search-filter-label {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gray-text);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.search-filter-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.search-filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.search-filter-tag {
  display: block;
  padding: 6px 16px;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 12px;
  color: var(--color-black);
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.search-filter-tag:hover,
.search-filter-tag.active {
  background: var(--color-black);
  border-color: var(--color-black);
  color: var(--color-white);
}

/* Touch tags with images */
.search-touch-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.search-touch-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px 6px 6px;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition);
}

.search-touch-tag img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.search-touch-tag:hover,
.search-touch-tag.active {
  border-color: var(--color-black);
  background: var(--color-black);
  color: var(--color-white);
}

.hero-wrapper {
  position: relative;
  margin-top: var(--header-height);
}

.hero-slider {
  width: 100%;
  overflow: hidden;
  background: var(--color-gray-light);
}

.hero-track {
  display: flex;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slide {
  flex: 0 0 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - var(--header-height));
  max-height: 800px;
}

.hero-slide-content {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 60px;
  background: var(--color-white);
}

.hero-slide-category {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gray-text);
  margin-bottom: 12px;
}

.hero-slide-title {
  font-family: var(--font-jp);
  font-size: clamp(18px, 2.5vw, 28px);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 20px;
}

.hero-slide-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-black);
  padding-bottom: 2px;
  transition: gap var(--transition);
}

.hero-slide-link:hover {
  gap: 14px;
}

.hero-slide-image {
  overflow: hidden;
}

.hero-slide-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

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

/* Slider Controls */
.hero-controls {
  position: absolute;
  bottom: 30px;
  left: 60px;
  display: flex;
  align-items: center;
  gap: 16px;
  z-index: 10;
}

.hero-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray-text);
  transition: color var(--transition);
  cursor: pointer;
}

.hero-btn:hover {
  color: var(--color-black);
}

.hero-dots {
  display: flex;
  gap: 6px;
}

.hero-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gray-mid);
  cursor: pointer;
  transition: all var(--transition);
}

.hero-dot.active {
  width: 20px;
  border-radius: 3px;
  background: var(--color-black);
}

/* ==========================================
   WORK SECTION
   ========================================== */
.work-section {
  padding: 100px 0;
}

.work-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
}

.work-filter-tabs {
  display: flex;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  overflow: hidden;
}

.work-filter-tab {
  padding: 8px 20px;
  font-size: 12px;
  font-family: var(--font-en);
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  color: var(--color-gray-text);
}

.work-filter-tab .count {
  font-size: 10px;
  margin-left: 4px;
}

.work-filter-tab.active,
.work-filter-tab:hover {
  background: var(--color-black);
  color: var(--color-white);
}

/* Work Grid */
.work-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.work-card {
  cursor: pointer;
  transition: transform var(--transition);
}

.work-card:hover {
  transform: translateY(-4px);
}

.work-card-thumb {
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-gray-light);
  margin-bottom: 12px;
  position: relative;
}

.work-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.work-card:hover .work-card-thumb img {
  transform: scale(1.05);
}

.work-card-favorite {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  background: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
  cursor: pointer;
  z-index: 1;
}

.work-card:hover .work-card-favorite {
  opacity: 1;
}

.work-card-favorite.active {
  opacity: 1;
}

.work-card-favorite svg {
  width: 16px;
  height: 16px;
}

.work-card-favorite.active svg {
  fill: var(--color-accent);
  stroke: var(--color-accent);
}

.work-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.work-card-category {
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--color-gray-text);
  font-family: var(--font-jp);
}

.work-card-year {
  font-family: var(--font-en);
  font-size: 10px;
  color: var(--color-gray-text);
}

.work-card-title {
  font-size: 13px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--color-black);
}

.work-viewall {
  text-align: center;
  margin-top: 60px;
}

.btn-viewall {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--color-black);
  padding: 14px 36px;
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: all var(--transition);
}

.btn-viewall .jp {
  font-family: var(--font-jp);
  font-size: 11px;
  color: var(--color-gray-text);
}

.btn-viewall:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.btn-viewall:hover .jp {
  color: var(--color-gray-mid);
}

/* AJAX loading */
.work-loading {
  display: none;
  text-align: center;
  padding: 40px;
  grid-column: 1/-1;
}

.work-loading.active {
  display: block;
}

/* ==========================================
   PROFILE SECTION
   ========================================== */
.profile-section {
  padding: 100px 0;
  background: var(--color-black);
  color: var(--color-white);
  overflow: hidden;
  position: relative;
}

.profile-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.profile-illustration {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.profile-illustration .main-illust {
  width: 80%;
  max-width: 320px;
}

.profile-illustration .sub-illust {
  position: absolute;
  opacity: 0.4;
}

.profile-illustration .sub-illust:nth-child(2) {
  width: 60px;
  top: 10%;
  right: 10%;
}

.profile-illustration .sub-illust:nth-child(3) {
  width: 50px;
  bottom: 15%;
  left: 8%;
}

.profile-content .section-title {
  color: var(--color-white);
  margin-bottom: 6px;
}

.profile-content .section-title-jp {
  color: rgba(255,255,255,0.4);
}

.profile-name {
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.profile-text {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255,255,255,0.7);
  margin-bottom: 36px;
}

.btn-profile {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(255,255,255,0.3);
  padding: 14px 36px;
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  transition: all var(--transition);
}

.btn-profile .jp {
  font-family: var(--font-jp);
  font-size: 11px;
  color: rgba(255,255,255,0.5);
}

.btn-profile:hover {
  background: var(--color-white);
  color: var(--color-black);
  border-color: var(--color-white);
}

/* ==========================================
   NEWS SECTION
   ========================================== */
.news-section {
  padding: 100px 0;
}

.news-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.news-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.news-card:hover {
  border-color: var(--color-black);
}

.news-card-thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-gray-light);
}

.news-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-card:hover .news-card-thumb img {
  transform: scale(1.05);
}

.news-card-body {
  padding: 20px;
  flex: 1;
}

.news-card-date {
  font-family: var(--font-en);
  font-size: 11px;
  color: var(--color-gray-text);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.news-card-title {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact-section {
  padding: 100px 0;
  text-align: center;
}

.contact-text {
  font-size: 14px;
  color: var(--color-gray-text);
  margin-bottom: 36px;
  line-height: 1.8;
}

/* ==========================================
   FOOTER
   ========================================== */
#site-footer {
  background: var(--color-black);
  color: var(--color-white);
  padding: 60px 0 30px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  margin-bottom: 60px;
}

.footer-logo {
  display: flex;
  flex-direction: column;
}

.footer-logo .footer-logo-link {
  display: block;
  margin-bottom: 0;
  text-decoration: none;
}

.footer-logo .logo-job {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  margin-bottom: 4px;
  display: block;
}

.footer-logo .logo-name {
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  transition: all var(--transition);
}

.footer-social a:hover {
  border-color: var(--color-white);
  background: var(--color-white);
  color: var(--color-black);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  align-content: flex-start;
  padding-top: 10px;
}

.footer-nav a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 24px 10px 0;
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
  min-width: 33%;
}

.footer-nav a .nav-en {
  font-family: var(--font-en);
  font-size: 16px;
  font-weight: 600;
  text-transform: lowercase;
  color: var(--color-white);
}

.footer-nav a:hover .nav-en {
  color: var(--color-gray-mid);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copyright {
  font-family: var(--font-en);
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.05em;
}

.footer-privacy {
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  transition: color var(--transition);
}

.footer-privacy:hover {
  color: rgba(255,255,255,0.7);
}

/* ==========================================
   SINGLE WORK PAGE
   ========================================== */
.work-single {
  padding-top: var(--header-height);
}

.work-single-hero {
  background: var(--color-gray-light);
  padding: 60px 0;
}

.work-single-meta {
  margin-bottom: 30px;
}

.work-single-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--color-gray-text);
  margin-bottom: 20px;
}

.work-single-breadcrumb a {
  transition: color var(--transition);
}

.work-single-breadcrumb a:hover {
  color: var(--color-black);
}

.work-single-category {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--color-gray-text);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.work-single-title {
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 30px;
}

.work-single-info {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
}

.work-single-info-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.work-single-info-label {
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--color-gray-text);
  text-transform: uppercase;
  font-family: var(--font-en);
}

.work-single-info-value {
  font-size: 13px;
}

.work-single-body {
  padding: 80px 0;
}

.work-single-images {
  display: grid;
  gap: 20px;
  margin-bottom: 60px;
}

.work-single-images img {
  width: 100%;
}

.work-single-description {
  max-width: 700px;
  font-size: 15px;
  line-height: 1.9;
  color: #444;
}

/* Work Related */
.work-related {
  padding: 80px 0;
  border-top: 1px solid var(--color-border);
}

.work-related-title {
  font-family: var(--font-en);
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 30px;
  color: var(--color-gray-text);
}

/* ==========================================
   ARCHIVE PAGE
   ========================================== */
.archive-page {
  padding-top: var(--header-height);
}

.archive-hero {
  padding: 60px 0 40px;
  border-bottom: 1px solid var(--color-border);
}

.archive-title-block {
  display: flex;
  align-items: flex-end;
  gap: 16px;
}

.archive-count {
  font-family: var(--font-en);
  font-size: 14px;
  color: var(--color-gray-text);
  margin-bottom: 6px;
}

.archive-filter-bar {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: var(--header-height);
  background: var(--color-white);
  z-index: 100;
}

.archive-filter-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  overflow-x: auto;
  scrollbar-width: none;
}

.archive-filter-inner::-webkit-scrollbar {
  display: none;
}

.archive-filter-label {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray-text);
  white-space: nowrap;
}

.archive-content {
  padding: 40px 0 100px;
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 60px;
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  font-family: var(--font-en);
  font-size: 13px;
  transition: all var(--transition);
}

.pagination .current,
.pagination a:hover {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
}

/* ==========================================
   PROFILE PAGE
   ========================================== */
.profile-page {
  padding-top: var(--header-height);
}

.profile-page-hero {
  padding: 80px 0;
  background: var(--color-black);
  color: var(--color-white);
}

.profile-page-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.profile-page-content {
  padding: 80px 0;
}

.profile-page-content .container {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 60px;
}

.profile-page-nav {
  position: sticky;
  top: calc(var(--header-height) + 20px);
  align-self: start;
}

.profile-page-nav a {
  display: block;
  padding: 10px 0;
  font-size: 13px;
  color: var(--color-gray-text);
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition);
}

.profile-page-nav a:hover {
  color: var(--color-black);
}

.profile-section-content h2 {
  font-family: var(--font-en);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 30px;
  padding-top: 60px;
}

.profile-section-content h2:first-child {
  padding-top: 0;
}

.profile-awards {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.profile-award-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

.profile-award-year {
  font-family: var(--font-en);
  color: var(--color-gray-text);
}

/* ==========================================
   CONTACT PAGE
   ========================================== */
.contact-page {
  padding-top: var(--header-height);
}

.contact-page-hero {
  padding: 80px 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-form-section {
  padding: 80px 0;
}

.contact-form-inner {
  max-width: 680px;
  margin: 0 auto;
}

.contact-form .form-group {
  margin-bottom: 28px;
}

.contact-form label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 8px;
}

.contact-form label .required {
  color: var(--color-accent);
  margin-left: 4px;
  font-size: 11px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  padding: 12px 16px;
  font-family: var(--font-jp);
  font-size: 14px;
  outline: none;
  transition: border-color var(--transition);
  border-radius: 0;
  -webkit-appearance: none;
  background: var(--color-white);
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: var(--color-black);
}

.contact-form textarea {
  min-height: 160px;
  resize: vertical;
}

.contact-form .form-submit {
  text-align: center;
  margin-top: 40px;
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-black);
  color: var(--color-white);
  border: none;
  padding: 16px 48px;
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: opacity var(--transition);
}

.btn-submit:hover {
  opacity: 0.8;
}

/* ==========================================
   FAQ PAGE
   ========================================== */
.faq-page {
  padding-top: var(--header-height);
}

.faq-section {
  padding: 80px 0;
}

.faq-inner {
  max-width: 800px;
  margin: 0 auto;
}

.faq-category {
  margin-bottom: 60px;
}

.faq-category-title {
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-black);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  cursor: pointer;
  font-size: 15px;
  font-weight: 500;
  gap: 16px;
}

.faq-question::after {
  content: '+';
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 300;
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-answer-inner {
  padding-bottom: 20px;
  font-size: 14px;
  line-height: 1.8;
  color: #555;
}

.faq-item.open .faq-answer {
  max-height: 400px;
}

/* ==========================================
   FAVORITE PAGE
   ========================================== */
.favorite-page {
  padding-top: var(--header-height);
}

.favorite-empty {
  text-align: center;
  padding: 120px 20px;
}

.favorite-empty-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  color: var(--color-gray-mid);
}

.favorite-empty-text {
  font-size: 14px;
  color: var(--color-gray-text);
  margin-bottom: 24px;
}

/* ==========================================
   NEWS SINGLE
   ========================================== */
.news-single {
  padding-top: var(--header-height);
}

.news-single-header {
  padding: 60px 0;
  border-bottom: 1px solid var(--color-border);
}

.news-single-body {
  padding: 60px 0;
  max-width: 780px;
}

.news-single-body p {
  margin-bottom: 20px;
  font-size: 15px;
  line-height: 1.9;
}

.news-single-body h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 40px 0 16px;
}

.news-single-body img {
  max-width: 100%;
  margin: 30px 0;
}

/* ==========================================
   LOADING ANIMATION
   ========================================== */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--color-white);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-logo {
  font-family: var(--font-en);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.01em;
  animation: pulse 1.5s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ==========================================
   SCROLL ANIMATIONS
   ========================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

/* ==========================================
   ADMIN BAR ADJUSTMENT
   ========================================== */
.admin-bar #site-header {
  top: 32px;
}

.admin-bar .hero-wrapper {
  margin-top: calc(var(--header-height) + 32px);
}
/* ==========================================
   RESPONSIVE: TABLET (1024px)
   ========================================== */
@media (max-width: 1100px) {
  .work-grid,
  .archive-grid {
    grid-template-columns: repeat(3, 1fr);
  }
.hero-slide {
    max-height: 600px;
  }
}

@media (max-width: 1024px) {
  .header-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .profile-inner,
  .profile-page-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* ==========================================
   RESPONSIVE: MOBILE (768px)
   ========================================== */
@media (max-width: 768px) {
  :root {
    --header-height: 60px;
  }

  .container,
  .container--wide {
    padding: 0 20px;
  }

  .work-grid,
  .archive-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .news-list {
    grid-template-columns: 1fr;
  }
.hero-slide {
    grid-template-columns: 1fr;
    max-height: none;
    min-height: auto;
  }

  .hero-slide-image {
    aspect-ratio: 16/9;
    order: -1;
  }

  .hero-slide-content {
    padding: 30px;
  }

  .hero-controls {
    left: 20px;
    bottom: 20px;
  }

  .work-section,
  .profile-section,
  .news-section,
  .contact-section {
    padding: 60px 0;
  }

  .work-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .profile-page-content .container {
    grid-template-columns: 1fr;
  }

  .profile-page-nav {
    display: none;
  }

  .work-single-info {
    flex-direction: column;
    gap: 16px;
  }

  .footer-nav a {
    min-width: 50%;
  }

  .header-inner {
    padding: 0 20px;
  }

  .profile-page-hero {
    padding: 50px 0;
  }
}

@media (max-width: 480px) {
  .work-grid,
  .archive-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================
   SINGLE WORK PAGE (REBUILT)
   ========================================== */

/* Topbar breadcrumb */
.work-single-topbar {
  padding-top: calc(var(--header-height) + 24px);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

/* ---- Gallery ---- */
.work-single-gallery-wrap {
  background: #f8f8f8;
}

/* Single hero image */
.work-single-hero-img {
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.work-single-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  max-height: 80vh;
}

/* Multi-image gallery */
.work-gallery {
  display: flex;
  flex-direction: column;
}

.work-gallery-main {
  position: relative;
  background: #111;
  min-height: 300px;
  max-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.work-gallery-main img {
  max-width: 100%;
  max-height: 80vh;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  transition: opacity 0.25s ease;
}

.gallery-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.9);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: background var(--transition), opacity var(--transition);
  opacity: 0;
}
.work-gallery-main:hover .gallery-nav { opacity: 1; }
.gallery-nav--prev { left: 16px; }
.gallery-nav--next { right: 16px; }
.gallery-nav:hover { background: white; }

.gallery-counter {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-en);
  font-size: 11px;
  color: rgba(255,255,255,0.8);
  background: rgba(0,0,0,0.4);
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: 0.05em;
}

.gallery-expand {
  position: absolute;
  bottom: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,0.9);
  border: none;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition);
  z-index: 10;
}
.work-gallery-main:hover .gallery-expand { opacity: 1; }
.gallery-expand:hover { background: white; }

/* Thumbnail strip */
.work-gallery-thumbs {
  display: flex;
  gap: 6px;
  padding: 10px 16px;
  background: #1a1a1a;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: #444 #1a1a1a;
}

.gallery-thumb {
  flex: 0 0 70px;
  height: 70px;
  border: 2px solid transparent;
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition);
  border-radius: 2px;
  padding: 0;
}
.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.gallery-thumb.active {
  border-color: white;
}
.gallery-thumb:hover {
  border-color: rgba(255,255,255,0.5);
}

/* ---- Video section ---- */
.work-video-section {
  padding: 60px 0;
}
.work-video-wrap {
  margin-bottom: 40px;
}
.work-video-embed {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 */
  background: #111;
}
.work-video-embed iframe,
.work-video-embed video {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  border: none;
}
.work-video-images {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 40px;
}
.work-video-images img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  transition: opacity var(--transition);
}
.work-video-images img:hover { opacity: 0.85; }

/* ---- Content layout ---- */
.work-single-content {
  padding: 60px 0 80px;
}
.work-single-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 60px;
  align-items: start;
}

.work-single-category {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray-text);
  margin-bottom: 10px;
  font-family: var(--font-en);
}
.work-single-title {
  font-size: clamp(22px, 3.5vw, 40px);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 28px;
}
.work-single-description {
  font-size: 15px;
  line-height: 1.9;
  color: #444;
  margin-bottom: 32px;
}
.work-single-description p { margin-bottom: 1em; }
.work-single-description p:last-child { margin-bottom: 0; }

/* Tags */
.work-single-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}
.work-tag {
  display: inline-block;
  padding: 5px 14px;
  border: 1px solid var(--color-border);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--color-gray-text);
  border-radius: 100px;
  transition: all var(--transition);
}
.work-tag:hover {
  background: var(--color-black);
  border-color: var(--color-black);
  color: white;
}

/* Favorite button */
.work-favorite-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--color-border);
  padding: 12px 24px;
  font-size: 13px;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-jp);
  background: white;
}
.work-favorite-btn:hover {
  border-color: var(--color-black);
}
.work-favorite-btn.active {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.work-favorite-btn.active svg {
  fill: var(--color-accent);
  stroke: var(--color-accent);
}

/* Meta sidebar */
.work-single-meta-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}
.work-meta-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.work-meta-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
}
.work-meta-item:first-child {
  border-top: 1px solid var(--color-border);
}
.work-meta-item dt {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray-text);
  padding-top: 2px;
}
.work-meta-item dd {
  font-size: 13px;
  line-height: 1.5;
}
.work-meta-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1px;
  word-break: break-all;
  font-size: 12px;
  transition: border-color var(--transition);
}
.work-meta-link:hover { border-color: var(--color-black); }

/* Prev/Next nav */
.work-single-nav {
  border-top: 1px solid var(--color-border);
  padding: 24px 0;
}
.work-single-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.work-nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 38%;
  color: var(--color-gray-text);
  transition: color var(--transition);
}
.work-nav-link:hover { color: var(--color-black); }
.work-nav-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.work-nav-label {
  font-family: var(--font-en);
  font-size: 9px;
  letter-spacing: 0.15em;
}
.work-nav-title {
  font-size: 12px;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 240px;
}
.work-nav-link--next .work-nav-info { text-align: right; }
.work-nav-all {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--color-gray-text);
  transition: color var(--transition);
  flex-shrink: 0;
}
.work-nav-all:hover { color: var(--color-black); }

/* ---- Lightbox ---- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.93);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox[hidden] { display: none; }

.lightbox-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 60px;
}
.lightbox-inner img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
  box-shadow: 0 20px 80px rgba(0,0,0,0.5);
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 50%;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition);
  z-index: 10;
}
.lightbox-close:hover { background: rgba(255,255,255,0.25); }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 50%;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition);
  z-index: 10;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.25); }
.lightbox-nav--prev { left: 16px; }
.lightbox-nav--next { right: 16px; }

.lightbox-counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-en);
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
}

/* ==========================================
   SINGLE WORK RESPONSIVE
   ========================================== */
@media (max-width: 900px) {
  .work-single-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .work-single-meta-sidebar {
    position: static;
    order: -1;
  }
}

@media (max-width: 768px) {
  .work-gallery-main { max-height: 60vw; }
  .work-single-content { padding: 40px 0 60px; }
  .gallery-thumb { flex: 0 0 56px; height: 56px; }
  .lightbox-inner { padding: 60px 10px; }
  .lightbox-nav--prev { left: 8px; }
  .lightbox-nav--next { right: 8px; }
  .work-nav-title { max-width: 120px; }
}