/* ============================================================
   style.css — デザインのSAKAI Portfolio
   コンセプト：白と余白の美学
   ============================================================ */

/* ── CSS Variables ──────────────────────────────────── */
:root {
  --white: #FFFFFF;
  --bg: #FAFAFA;
  --text: #1A1A1A;
  --text-light: #666666;
  --text-muted: #999999;
  --border: #E8E8E8;
  --gray-light: #F4F4F4;
  --gray-mid: #CCCCCC;

  --font-ja: 'Noto Sans JP', sans-serif;
  --font-en: 'Inter', sans-serif;
  --font-mont: 'Montserrat', sans-serif;

  --space-section: 160px;
  --space-xl: 96px;
  --space-lg: 64px;
  --space-md: 32px;
  --space-sm: 16px;

  --ls-wide: 0.15em;
  --ls-wider: 0.25em;
  --ls-widest: 0.4em;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.0, 0.0, 0.2, 1);
  --t-fast: 0.2s;
  --t-base: 0.35s;
  --t-slow: 0.6s;

  --shadow-card: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-hover: 0 12px 48px rgba(0,0,0,0.12);
  --shadow-real: 0 8px 32px rgba(0,0,0,0.10), 0 2px 8px rgba(0,0,0,0.05);
  --shadow-modal: 0 32px 80px rgba(0,0,0,0.14);

  --r-sm: 4px;
  --r-md: 10px;
  --r-lg: 20px;
  --r-xl: 28px;

  --nav-h: 72px;
  --container: 1160px;
}

/* ── Reset ───────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-ja);
  font-weight: 300;
  color: var(--text);
  background: var(--white);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

/* ── Container ───────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
}

/* ── Navigation ──────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background var(--t-base) var(--ease),
              box-shadow var(--t-base) var(--ease);
}
.nav.scrolled {
  background: rgba(255,255,255,0.90);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-mont);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  transition: opacity var(--t-fast);
}
.nav-logo:hover { opacity: 0.55; }
.nav-links { display: flex; gap: 40px; align-items: center; }
.nav-link {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: var(--ls-wide);
  position: relative;
  padding-bottom: 2px;
  transition: opacity var(--t-fast);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--text);
  transition: width var(--t-base) var(--ease);
}
.nav-link:hover::after { width: 100%; }
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  z-index: 20;
}
.nav-hamburger span {
  display: block; width: 22px; height: 1px;
  background: var(--text);
  transition: transform var(--t-base) var(--ease), opacity var(--t-fast);
  transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  position: relative;
  overflow: hidden;
}
.hero-bg-text {
  position: absolute;
  top: 50%; right: -2%;
  transform: translateY(-50%);
  font-family: var(--font-mont);
  font-weight: 700;
  font-size: clamp(80px, 16vw, 220px);
  letter-spacing: 0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0,0,0,0.04);
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}
.hero-inner {
  width: 100%;
  padding-top: 80px;
  padding-bottom: 80px;
  display: flex;
  flex-direction: column;
  gap: 60px;
}
.hero-content { display: flex; flex-direction: column; gap: 20px; }
.hero-label {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: var(--ls-widest);
  color: var(--text-muted);
  text-transform: uppercase;
}
.hero-name { display: flex; flex-direction: column; gap: 6px; }
.hero-name-ja {
  font-family: var(--font-ja);
  font-size: clamp(40px, 7vw, 80px);
  font-weight: 300;
  letter-spacing: 0.22em;
  line-height: 1.1;
}
.hero-name-en {
  font-family: var(--font-mont);
  font-size: clamp(13px, 2vw, 20px);
  font-weight: 300;
  letter-spacing: 0.45em;
  color: var(--text-muted);
}
.hero-tagline {
  font-size: clamp(14px, 1.8vw, 18px);
  font-weight: 300;
  letter-spacing: 0.12em;
  color: var(--text-light);
  line-height: 2.2;
  margin-top: 12px;
}
.hero-area {
  font-size: 12px;
  letter-spacing: var(--ls-wide);
  color: var(--text-muted);
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: var(--ls-wider);
  color: var(--text);
  border-bottom: 1px solid var(--text);
  padding-bottom: 4px;
  width: fit-content;
  transition: gap var(--t-base) var(--ease), opacity var(--t-fast);
}
.hero-cta::after { content: '→'; font-size: 14px; }
.hero-cta:hover { gap: 16px; opacity: 0.6; }
.hero-scroll {
  display: flex;
  align-items: center;
  gap: 14px;
}
.hero-scroll-text {
  font-family: var(--font-en);
  font-size: 9px;
  letter-spacing: 0.35em;
  color: var(--text-muted);
  text-transform: uppercase;
}
.hero-scroll-line {
  width: 56px; height: 1px;
  background: var(--gray-mid);
  position: relative;
  overflow: hidden;
}
.hero-scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--text);
  animation: scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%   { left: -100%; }
  50%  { left: 0; }
  100% { left: 100%; }
}

/* ── Section Common ──────────────────────────────────── */
.section-header { margin-bottom: 56px; }
.section-label {
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: var(--ls-widest);
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 300;
  letter-spacing: var(--ls-wide);
}
.section-desc {
  margin-top: 16px;
  font-size: 14px;
  font-weight: 300;
  color: var(--text-light);
  letter-spacing: 0.06em;
  line-height: 2.1;
}

/* ── Works Section ───────────────────────────────────── */
.works { padding: var(--space-section) 0; }

/* Filter */
.filter-bar {
  display: flex;
  gap: 28px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 18px;
}
.filter-btn {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: var(--ls-wide);
  color: var(--text-muted);
  padding: 0;
  position: relative;
  transition: color var(--t-fast);
}
.filter-btn::after {
  content: '';
  position: absolute;
  bottom: -19px; left: 0;
  width: 0; height: 1px;
  background: var(--text);
  transition: width var(--t-base) var(--ease);
}
.filter-btn.active { color: var(--text); }
.filter-btn.active::after,
.filter-btn:hover::after { width: 100%; }
.filter-btn:hover { color: var(--text); }

/* Grid */
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px 28px;
}

/* ── Work Card Base ──────────────────────────────────── */
.work-card {
  cursor: pointer;
  transition: transform var(--t-base) var(--ease);
  opacity: 0;
  transform: translateY(28px);
  transition: transform var(--t-slow) var(--ease),
              opacity var(--t-slow) var(--ease);
}
.work-card.visible {
  opacity: 1;
  transform: translateY(0);
}
.work-card:hover { transform: translateY(-5px); }
.work-card.visible:hover { transform: translateY(-5px); }
.work-card-info { padding: 16px 2px 0; }
.work-card-cat {
  font-family: var(--font-en);
  font-size: 9px;
  letter-spacing: var(--ls-widest);
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.work-card-title {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--text);
}
.work-card-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  margin-top: 2px;
}

/* ── Browser Frame (Web) ─────────────────────────────── */
.browser-frame {
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: #EFEFEF;
  transition: box-shadow var(--t-base) var(--ease);
}
.work-card:hover .browser-frame { box-shadow: var(--shadow-hover); }
.browser-bar {
  height: 30px;
  background: #E2E2E2;
  display: flex;
  align-items: center;
  padding: 0 10px;
  gap: 6px;
}
.browser-dots { display: flex; gap: 5px; }
.browser-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}
.browser-dot:nth-child(1) { background: #FF5F57; }
.browser-dot:nth-child(2) { background: #FEBC2E; }
.browser-dot:nth-child(3) { background: #28C840; }
.browser-url-bar {
  flex: 1;
  height: 16px;
  background: #D5D5D5;
  border-radius: 8px;
  margin-left: 8px;
  display: flex;
  align-items: center;
  padding: 0 8px;
}
.browser-url-text {
  font-family: var(--font-en);
  font-size: 8px;
  color: #888;
  letter-spacing: 0.02em;
}
.browser-screen {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}
.browser-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.9s var(--ease);
}
.work-card:hover .browser-screen img { transform: scale(1.04); }

/* ── Brand Card (名刺) ──────────────────────────────── */
.brand-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  perspective: 900px;
}
.brand-card {
  position: absolute;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow-real);
  transition: transform var(--t-slow) var(--ease),
              box-shadow var(--t-base) var(--ease);
}
.brand-card img { width: 100%; height: 100%; object-fit: cover; display: block; }
.brand-front {
  width: 80%; top: 4%; left: 4%;
  z-index: 2;
  transform: rotate(-2deg);
}
.brand-back {
  width: 80%; bottom: 4%; right: 4%;
  z-index: 1;
  transform: rotate(2deg);
}
.work-card:hover .brand-front {
  transform: rotate(-8deg) translate(-8px, -10px);
  box-shadow: var(--shadow-hover);
}
.work-card:hover .brand-back {
  transform: rotate(7deg) translate(8px, 10px);
  box-shadow: var(--shadow-hover);
}

/* ── Graphic Card (チラシ) ──────────────────────────── */
.graphic-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 3/4;
  border-radius: var(--r-sm);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--t-base) var(--ease);
}
.work-card:hover .graphic-wrap { box-shadow: var(--shadow-hover); }
.graphic-front,
.graphic-back {
  position: absolute;
  inset: 0;
  transition: opacity var(--t-base) var(--ease),
              transform var(--t-base) var(--ease);
}
.graphic-front img,
.graphic-back img { width: 100%; height: 100%; object-fit: cover; }
.graphic-back { opacity: 0; transform: translateX(10px); }
.work-card:hover .graphic-front { opacity: 0; transform: translateX(-10px); }
.work-card:hover .graphic-back  { opacity: 1; transform: translateX(0); }

/* ── Fade-in (Scroll) ────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--t-slow) var(--ease),
              transform var(--t-slow) var(--ease);
}
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-delay-1 { transition-delay: 0.12s; }
.fade-in-delay-2 { transition-delay: 0.24s; }

/* ── Modal ───────────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 24px 48px;
  opacity: 0;
  pointer-events: none;
  overflow-y: auto;
  transition: opacity var(--t-base) var(--ease);
}
.modal.open { opacity: 1; pointer-events: all; }
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(248,248,248,0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}
.modal-content {
  position: relative;
  z-index: 1;
  background: var(--white);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-modal);
  width: 100%;
  max-width: 960px;
  margin: auto;
  transform: scale(0.94) translateY(16px);
  transition: transform 0.4s var(--ease-out);
  overflow: hidden;
}
.modal.open .modal-content { transform: scale(1) translateY(0); }
.modal-close {
  position: absolute;
  top: 20px; right: 20px;
  z-index: 10;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--gray-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t-fast), transform var(--t-base) var(--ease);
}
.modal-close:hover { background: var(--border); transform: rotate(90deg); }
.modal-close span {
  position: absolute;
  width: 14px; height: 1px;
  background: var(--text);
}
.modal-close span:nth-child(1) { transform: rotate(45deg); }
.modal-close span:nth-child(2) { transform: rotate(-45deg); }
.modal-body { padding: 52px 52px 48px; }

/* Modal Images */
.modal-images { margin-bottom: 40px; }
.modal-img-grid {
  display: grid;
  gap: 14px;
}
.modal-img-grid.web   { grid-template-columns: 3fr 1fr; align-items: start; }
.modal-img-grid.brand { grid-template-columns: 1fr 1fr; }
.modal-img-grid.graphic { grid-template-columns: 1fr 1fr; }

.modal-img-wrap {
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow-real);
  position: relative;
}
.modal-img-wrap.scrollable {
  max-height: 460px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--gray-mid) transparent;
}
.modal-img-wrap.scrollable::-webkit-scrollbar { width: 4px; }
.modal-img-wrap.scrollable::-webkit-scrollbar-thumb { background: var(--gray-mid); border-radius: 2px; }
.modal-img-wrap img { width: 100%; display: block; }
.modal-img-label {
  font-family: var(--font-en);
  font-size: 9px;
  letter-spacing: var(--ls-wider);
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: 6px;
  text-align: center;
}

/* Modal Text */
.modal-text { border-top: 1px solid var(--border); padding-top: 32px; }
.modal-title {
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}
.modal-subtitle {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: var(--ls-wider);
  color: var(--text-muted);
  margin-bottom: 18px;
}
.modal-concept {
  font-size: 14px;
  font-weight: 300;
  color: var(--text-light);
  line-height: 2.1;
  letter-spacing: 0.06em;
  margin-bottom: 28px;
}
.modal-meta { display: flex; gap: 32px; flex-wrap: wrap; }
.modal-meta-item { display: flex; flex-direction: column; gap: 5px; }
.modal-meta-label {
  font-family: var(--font-en);
  font-size: 9px;
  letter-spacing: var(--ls-widest);
  color: var(--text-muted);
  text-transform: uppercase;
}
.modal-meta-value {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--text);
}

/* ── Profile ─────────────────────────────────────────── */
.profile { padding: var(--space-section) 0; background: var(--bg); }
.profile-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.profile-name {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}
.profile-name-ja {
  font-size: 28px;
  font-weight: 300;
  letter-spacing: 0.22em;
}
.profile-name-en {
  font-family: var(--font-mont);
  font-size: 13px;
  font-weight: 300;
  letter-spacing: 0.35em;
  color: var(--text-muted);
}
.profile-title {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--text-light);
  margin-bottom: 6px;
}
.profile-area {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.profile-bio {
  font-size: 14px;
  font-weight: 300;
  line-height: 2.3;
  letter-spacing: 0.06em;
  color: var(--text-light);
  margin-bottom: 28px;
}
.profile-skills { display: flex; flex-wrap: wrap; gap: 8px; }
.skill-tag {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 14px;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.skill-tag:hover { color: var(--text); border-color: var(--gray-mid); }

/* Timeline */
.profile-timeline { display: flex; flex-direction: column; }
.timeline-item {
  display: flex;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.timeline-item:first-child { border-top: 1px solid var(--border); }
.timeline-item.highlight .timeline-title { color: var(--text); font-weight: 500; }
.timeline-year {
  font-family: var(--font-mont);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  min-width: 44px;
  padding-top: 2px;
}
.timeline-item.highlight .timeline-year { color: var(--text); }
.timeline-title {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--text);
  margin-bottom: 4px;
}
.timeline-desc {
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

/* ── Contact ─────────────────────────────────────────── */
.contact { padding: var(--space-section) 0; }
.contact-inner { max-width: 600px; }
.contact-form { display: flex; flex-direction: column; gap: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
}
.required { color: #D95F5F; }
.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-ja);
  font-size: 14px;
  font-weight: 300;
  color: var(--text);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 13px 16px;
  outline: none;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  -webkit-appearance: none;
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: #AAAAAA;
  box-shadow: 0 0 0 3px rgba(0,0,0,0.04);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray-mid); }
.form-group textarea { resize: vertical; min-height: 140px; line-height: 1.9; }
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23aaa' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}
.form-notice { font-size: 12px; color: var(--text-muted); letter-spacing: 0.04em; }
.btn-submit {
  align-self: flex-start;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: var(--ls-wider);
  color: var(--white);
  background: var(--text);
  border-radius: var(--r-sm);
  padding: 15px 44px;
  transition: background var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
}
.btn-submit:hover {
  background: #333;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}
.btn-submit:active { transform: translateY(0); }

/* ── Footer ──────────────────────────────────────────── */
.footer {
  padding: 56px 0;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}
.footer-logo {
  font-family: var(--font-mont);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  margin-bottom: 6px;
}
.footer-copy,
.footer-area {
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 1024px) {
  .works-grid { grid-template-columns: repeat(2, 1fr); }
  .profile-inner { grid-template-columns: 1fr; gap: 56px; }
}

@media (max-width: 768px) {
  :root { --space-section: 100px; }
  .container { padding: 0 24px; }
  .nav-inner { padding: 0 24px; }

  /* Hamburger */
  .nav-hamburger { display: flex; }
  .nav-links {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 36px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--t-base) var(--ease);
    z-index: 10;
  }
  .nav-links.open { opacity: 1; pointer-events: all; }
  .nav-link { font-size: 18px; letter-spacing: 0.2em; }

  .hero-inner { padding-top: 40px; }
  .works-grid { grid-template-columns: 1fr; gap: 52px; }
  .filter-bar {
    gap: 20px;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .filter-bar::-webkit-scrollbar { display: none; }

  /* Modal */
  .modal { padding: 16px; }
  .modal-body { padding: 32px 24px 28px; }
  .modal-img-grid.web { grid-template-columns: 1fr; }
  .modal-img-grid.web .modal-sp { display: none; }
  .modal-img-grid.brand,
  .modal-img-grid.graphic { grid-template-columns: 1fr 1fr; }
  .modal-meta { gap: 20px; }

  /* Profile / Contact */
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .modal-img-grid.brand,
  .modal-img-grid.graphic { grid-template-columns: 1fr; }
  .hero-name-ja { letter-spacing: 0.15em; }
}