/* 
   =========================================
   PORTFOLIO STYLESHEET (VANILLA CSS)
   =========================================
*/

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

/* Root CSS Variables */
:root {
  --color-primary-text: #171717;
  --color-secondary-text: #6f6b64;
  --color-accent: #9b8420;
  --color-border-subtle: rgba(23, 23, 23, 0.12);
  --color-background-glass: rgba(255, 255, 255, 0.88);
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-card: 0px 10px 35px 0px rgba(31, 30, 25, 0.04);
  --shadow-heavy: 0px 18px 55px 0px rgba(31, 30, 25, 0.08);
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  height: 100%;
}

body {
  background-color: #ffffff;
  color: var(--color-primary-text);
  font-family: 'Noto Sans JP', sans-serif;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Language Toggle Logic */
html[lang="ja"] .lang-en {
  display: none !important;
}

html[lang="en"] .lang-ja {
  display: none !important;
}

/* Common Layout Containers */
.section-container {
  width: 100%;
  max-width: 1120px;
  position: relative;
  box-sizing: border-box;
}

/* ── Header ── */
.header-wrapper {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 16px;
}

.header-glass {
  backdrop-filter: blur(9px);
  -webkit-backdrop-filter: blur(9px);
  background-color: var(--color-background-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 17px 41px;
  border-radius: 999px;
  width: 100%;
  max-width: 1120px;
  position: relative;
  border: 1px solid var(--color-border-subtle);
  transition: var(--transition-smooth);
}

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
}

.nav-link {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 14px;
  letter-spacing: 0.16px;
  color: var(--color-secondary-text);
  white-space: nowrap;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 0;
  transition: var(--transition-smooth);
  word-break: break-word;
  text-decoration: none;
}

.nav-link:hover {
  color: var(--color-primary-text);
  transform: translateY(-1px);
}

/* Language Toggle Button */
.lang-switch-btn {
  background: #ffffff;
  position: relative;
  border-radius: 999px;
  cursor: pointer;
  border: 1px solid var(--color-border-subtle);
  padding: 0;
  transition: var(--transition-smooth);
}

.lang-switch-btn:hover {
  border-color: rgba(23, 23, 23, 0.3);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.lang-switch-btn .btn-inner {
  display: flex;
  gap: 4px;
  align-items: center;
  padding: 9px 13px;
}

.lang-label {
  font-family: 'Arial', sans-serif;
  font-weight: bold;
  font-size: 12.8px;
  color: var(--color-secondary-text);
  transition: var(--transition-smooth);
}

.lang-label.active {
  color: var(--color-accent);
}

.lang-separator {
  font-family: 'Arial', sans-serif;
  font-weight: bold;
  font-size: 12.8px;
  color: var(--color-secondary-text);
}


/* ── Hero Section ── */
.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  height: 744px;
  min-height: 702px;
  padding: 92px 0;
  position: relative;
}

.hero-bg-wrapper {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.hero-bg-img {
  position: absolute;
  height: 52.92%;
  left: -0.03%;
  top: 47.06%;
  width: 100%;
  max-width: none;
  object-fit: cover;
}

.hero-content {
  grid-column: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: start;
  align-self: center;
  z-index: 1;
}

.hero-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  display: flex;
  flex-direction: column;
  gap: 40px;
  color: var(--color-accent);
  font-size: 40px;
  letter-spacing: 1.843px;
  text-transform: uppercase;
  width: 100%;
  word-break: break-word;
}

.hero-title p {
  line-height: 1.2;
}

.hero-spacer {
  height: 38px;
  max-width: 600px;
  width: 100%;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: start;
  padding-top: 16px;
  width: 100%;
}

.btn-primary {
  background-color: var(--color-primary-text);
  color: #ffffff;
  min-height: 44px;
  border-radius: 999px;
  width: 200px;
  cursor: pointer;
  border: 1px solid var(--color-primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14.1px;
  letter-spacing: 0.16px;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.btn-primary:hover {
  background-color: #333333;
  border-color: #333333;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(23, 23, 23, 0.15);
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--color-primary-text);
  min-height: 44px;
  border-radius: 999px;
  width: 200px;
  cursor: pointer;
  border: 1px solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14.1px;
  letter-spacing: 0.16px;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.btn-secondary:hover {
  background-color: #f7f7f7;
  border-color: rgba(23, 23, 23, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}


/* ── Sections Common Styles ── */
.section {
  display: flex;
  flex-direction: column;
  gap: 80px;
  align-items: start;
  padding: 93px 0 92px 0;
  position: relative;
  border-top: 1px solid var(--color-border-subtle);
}

.section-header {
  max-width: 720px;
  width: 100%;
}

.section-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  color: var(--color-primary-text);
  font-size: 40px;
  letter-spacing: -1.44px;
  line-height: 1.5;
  word-break: break-word;
}

/* Cards Layout Grids */
.grid-container {
  position: relative;
  width: 100%;
}


/* ── Category Cards Grid ── */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  width: 100%;
}

.card-btn {
  background: #ffffff;
  border-radius: 20px;
  cursor: pointer;
  border: none;
  padding: 0;
  text-align: left;
  position: relative;
  transition: var(--transition-smooth);
  width: 100%;
}

.card-btn::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 20px;
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-card);
  pointer-events: none;
  transition: var(--transition-smooth);
}

.card-btn:hover {
  transform: translateY(-6px);
}

.card-btn:hover::after {
  border-color: rgba(23, 23, 23, 0.25);
  box-shadow: 0px 15px 40px 0px rgba(31, 30, 25, 0.08);
}

.card-inner {
  display: flex;
  flex-direction: column;
  align-items: start;
  overflow: hidden;
  border-radius: 20px;
  width: 100%;
  height: 100%;
}

.card-image-box {
  height: 220px;
  position: relative;
  width: 100%;
  overflow: hidden;
}

.card-image-box img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.card-btn:hover .card-image-box img {
  transform: scale(1.05);
}

/* Gradient overlay for Category 3D removed */

.card-content {
  display: flex;
  flex-direction: column;
  gap: 7px;
  align-items: start;
  padding: 22px 22px 38px 22px;
  width: 100%;
}

.card-label {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  color: var(--color-secondary-text);
  font-size: 11.5px;
  letter-spacing: 1.382px;
  text-transform: uppercase;
  line-height: 1.8;
}

.card-title {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  color: var(--color-primary-text);
  font-size: 17.9px;
  letter-spacing: 0.179px;
  line-height: 1.35;
}

.card-desc {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  color: var(--color-secondary-text);
  font-size: 16px;
  letter-spacing: 0.16px;
  line-height: 1.8;
}


/* ── 3D Design Grid ── */
.design3d-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  width: 100%;
}

.article-card {
  background: #ffffff;
  border-radius: 20px;
  position: relative;
  transition: var(--transition-smooth);
  width: 100%;
  text-decoration: none;
  color: inherit;
  display: block;
}

.article-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 20px;
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-card);
  pointer-events: none;
  transition: var(--transition-smooth);
}

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

.article-card:hover::after {
  box-shadow: 0px 15px 40px 0px rgba(31, 30, 25, 0.08);
}

.article-inner {
  display: flex;
  flex-direction: column;
  align-items: start;
  overflow: hidden;
  border-radius: 20px;
  width: 100%;
  height: 100%;
}

.article-image-box {
  height: 270px;
  position: relative;
  width: 100%;
  overflow: hidden;
}

.article-image-box img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.article-card:hover .article-image-box img {
  transform: scale(1.04);
}
/* Customized backgrounds/gradients for specific 3D Design items removed */

/* Image adjustments as styled in Figma make */
.img-contain-wrapper {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.img-adjusted-vrm {
  height: 104.26%;
  left: -8.31%;
  top: -4.26%;
  width: 116.7%;
  max-width: none;
}

.img-adjusted-humanoid {
  height: 103.16%;
  left: -9.96%;
  top: 0.02%;
  width: 114.25%;
  max-width: none;
}

.article-content {
  display: flex;
  flex-direction: column;
  gap: 7px;
  align-items: start;
  padding: 22px 22px 38px 22px;
  width: 100%;
}

.article-label {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  color: var(--color-secondary-text);
  font-size: 11.5px;
  letter-spacing: 1.382px;
  text-transform: uppercase;
  line-height: 1.8;
}

.article-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  color: var(--color-primary-text);
  font-size: 17.9px;
  letter-spacing: 0.179px;
  line-height: 1.35;
}

.article-desc {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  color: var(--color-secondary-text);
  font-size: 16px;
  letter-spacing: 0.16px;
  line-height: 1.8;
}


/* ── 2D Design Grid ── */
.design2d-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: minmax(450px, auto);
  gap: 16px;
  width: 100%;
}

/* Placement matching Figma grid */
.grid-2d-graphic {
  grid-column: 1;
  grid-row: 2;
}

.grid-2d-web {
  grid-column: 2;
  grid-row: 1;
}

.grid-2d-logo {
  grid-column: 3;
  grid-row: 1;
}

.grid-2d-illustration {
  grid-column: 1;
  grid-row: 1;
}

/* Custom background adjustments for 2D assets */
.img-adjusted-graphic {
  height: 166.6%;
  left: 0;
  top: -48.05%;
  width: 100%;
  max-width: none;
}

/* SVG overlay gradient as in App.tsx line 446 */
.radial-svg-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image: radial-gradient(circle at center, rgba(23,23,23,0.08) 0%, rgba(23,23,23,0) 100%);
}

.linear-overlay-2d {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(134.935deg, rgba(23,23,23,0.07) 0%, rgba(23,23,23,0.07) 0.22424%, rgba(23,23,23,0) 0.22424%, rgba(23,23,23,0) 4.0363%);
}


/* ── Animation Horizontal Layout ── */
.animation-section {
  padding: 81px 0 80px 0;
  gap: 34px;
}

.animation-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

.animation-card {
  background: #ffffff;
  border-radius: 20px;
  position: relative;
  transition: var(--transition-smooth);
  width: 100%;
  height: 262px;
  text-decoration: none;
  color: inherit;
  display: block;
}

.animation-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 20px;
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-card);
  pointer-events: none;
  transition: var(--transition-smooth);
}

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

.animation-card:hover::after {
  box-shadow: 0px 15px 40px 0px rgba(31, 30, 25, 0.08);
}

.animation-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1fr);
  height: 100%;
  overflow: hidden;
  border-radius: 20px;
}

.animation-video-thumb {
  position: relative;
  height: 100%;
  overflow: hidden;
  background-color: #000;
  cursor: pointer;
}

.animation-video-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.animation-card:hover .animation-video-thumb img {
  transform: scale(1.03);
}

.play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 20px;
  z-index: 2;
  background: linear-gradient(to top, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0) 50%);
}

.play-btn-icon {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 500;
  font-size: 49.6px;
  color: rgba(255, 255, 255, 0.75);
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
  line-height: 44.64px;
  letter-spacing: -1.736px;
  transition: var(--transition-smooth);
  user-select: none;
}

.animation-card:hover .play-btn-icon {
  color: #ffffff;
  transform: scale(1.15);
}

.animation-content {
  display: flex;
  flex-direction: column;
  gap: 7px;
  justify-content: center;
  padding: 22px 38px 22px 38px;
}


/* ── About Me Section ── */
.aboutme-section {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 52px;
  padding: 93px 0 92px 0;
  border-top: 1px solid var(--color-border-subtle);
}

.aboutme-profile-box {
  position: relative;
  width: 100%;
  height: 522px;
  border-radius: 28px;
}

.aboutme-profile-box::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 28px;
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-heavy);
  pointer-events: none;
}

.aboutme-profile-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 28px;
  display: block;
}

.aboutme-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: start;
  justify-content: center;
}

.aboutme-label {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  color: var(--color-secondary-text);
  font-size: 11.5px;
  letter-spacing: 1.843px;
  text-transform: uppercase;
  line-height: 1.8;
}

.aboutme-name {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  color: var(--color-primary-text);
  font-size: 40px;
  letter-spacing: -1.44px;
  line-height: 1.55;
  word-break: break-word;
}

.aboutme-bio, .aboutme-job {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  color: var(--color-secondary-text);
  font-size: 16px;
  letter-spacing: 0.16px;
  line-height: 1.8;
}

.aboutme-bio p, .aboutme-job p {
  margin-bottom: 0;
}

.aboutme-info-row {
  display: flex;
  gap: 14px;
  align-items: stretch;
  padding-top: 16px;
  width: 100%;
}

.info-card-large {
  background: #ffffff;
  border: 1px solid var(--color-border-subtle);
  border-radius: 16px;
  padding: 17px;
  width: 308px;
  height: 188px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  box-shadow: 0px 4px 15px rgba(0, 0, 0, 0.02);
}

.info-card-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 310px;
}

.info-card-small {
  background: #ffffff;
  border: 1px solid var(--color-border-subtle);
  border-radius: 16px;
  padding: 17px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  box-shadow: 0px 4px 15px rgba(0, 0, 0, 0.02);
}

.info-card-label {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  color: var(--color-accent);
  font-size: 11.5px;
  letter-spacing: 1.152px;
  text-transform: uppercase;
  line-height: 1.8;
}

.info-card-value {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  color: var(--color-primary-text);
  font-size: 16px;
  letter-spacing: 0.16px;
  line-height: 1.8;
  white-space: pre-wrap;
}


/* ── Contact Section ── */
.contact-section {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-bottom: 0px;
  border-top: none;
  margin-top: 80px;
}

.contact-card {
  background: #ffffff;
  filter: drop-shadow(var(--shadow-heavy));
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  padding: 69px 29px;
  border-radius: 28px;
  width: 100%;
  border: 1px solid var(--color-border-subtle);
  position: relative;
}

.contact-label {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  color: var(--color-secondary-text);
  font-size: 11.5px;
  text-align: center;
  letter-spacing: 1.843px;
  text-transform: uppercase;
  line-height: 1.8;
}

.contact-desc {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  color: var(--color-secondary-text);
  font-size: 16px;
  text-align: center;
  letter-spacing: 0.16px;
  line-height: 1.8;
  padding-top: 1px;
}

.contact-desc p {
  margin-bottom: 0;
}

.contact-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: start;
  justify-content: center;
  padding-top: 16px;
  width: 100%;
}


/* ── Footer ── */
.footer-section {
  display: flex;
  height: 120px;
  align-items: flex-start;
  justify-content: center;
  padding: 34px 0 48px 0;
  margin-top: 40px;
}

.footer-text {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  color: var(--color-secondary-text);
  font-size: 13.8px;
  letter-spacing: 0.16px;
  line-height: 1.8;
}


/* ── Responsive Media Queries (Mobile & Tablet) ── */
@media (max-width: 1160px) {
  .section-container, .header-glass {
    max-width: 100%;
  }
  
  .header-wrapper, .hero-section, .section, .aboutme-section, .contact-section, .footer-section {
    padding-left: 24px;
    padding-right: 24px;
  }
}

@media (max-width: 900px) {
  /* Common section updates */
  .section {
    gap: 40px;
    padding: 60px 24px;
  }
  
  .section-title {
    font-size: 32px;
  }
  
  /* Hero section */
  .hero-section {
    grid-template-columns: 1fr;
    height: auto;
    min-height: auto;
    padding: 60px 24px;
    display: flex;
    flex-direction: column;
    gap: 40px;
  }
  
  .hero-bg-wrapper {
    position: relative;
    height: 250px;
    width: 100%;
    margin-top: 20px;
  }
  
  .hero-bg-img {
    height: 100%;
    top: 0;
    left: 0;
    position: relative;
    border-radius: 16px;
  }
  
  .hero-title {
    font-size: 32px;
    gap: 20px;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  /* Grids to Single Column */
  .category-grid, .design3d-grid, .design2d-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
  }
  
  .grid-2d-graphic, .grid-2d-web, .grid-2d-logo, .grid-2d-illustration {
    grid-column: 1;
    grid-row: auto;
  }
  
  /* Animation */
  .animation-card {
    height: auto;
  }
  
  .animation-inner {
    grid-template-columns: 1fr;
  }
  
  .animation-video-thumb {
    height: 200px;
  }
  
  .animation-content {
    padding: 22px;
  }
  
  /* About Me */
  .aboutme-section {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 60px 24px;
  }
  
  .aboutme-profile-box {
    height: 380px;
    max-width: 438px;
    margin: 0 auto;
  }
  
  .aboutme-info-row {
    flex-direction: column;
    align-items: center;
  }
  
  .info-card-large, .info-card-stack, .info-card-small {
    width: 100%;
    max-width: 438px;
  }
  
  .info-card-large {
    height: auto;
  }
}

@media (max-width: 600px) {
  .header-glass {
    padding: 12px 20px;
    border-radius: 20px;
  }
  
  .nav-links {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .nav-link {
    font-size: 12px;
  }
  
  .hero-buttons .btn-primary, .hero-buttons .btn-secondary,
  .contact-buttons .btn-primary, .contact-buttons .btn-secondary {
    width: 100%;
  }
}