/* =========================================================
   KANAE Studio — Stylesheet
   CONOTAME 流 4 原則準拠（3色以内 / 余白で境界 / 視線 / シャドウ控えめ）
   ========================================================= */

:root {
  /* === 3 Color Palette === */
  --bg:        #FAF7F2;  /* オフホワイト */
  --bg-white:  #FFFFFF;  /* 純白カード */
  --ink:       #1A1A1A;  /* 墨黒 */
  --ink-mute:  #6B6B6B;  /* 補助テキスト */
  --accent:    #C89F6A;  /* くすみキャメル */
  --line:      rgba(26,26,26,0.08);

  /* === Fonts === */
  --font-jp:   "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  --font-jp-serif: "Noto Serif JP", "Hiragino Mincho ProN", serif;
  --font-en:   "Inter", "Helvetica Neue", Helvetica, sans-serif;

  /* === Layout === */
  --max-w: 1080px;
  --section-gap: 140px;
}

/* ============ Reset ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; scroll-behavior: smooth; }
img { display: block; max-width: 100%; height: auto; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-jp);
  font-size: 15px;
  line-height: 1.85;
  letter-spacing: 0.04em;
  font-feature-settings: "palt" 1;
  min-height: 100vh;
  overflow-x: hidden;
}

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 32px; }

/* ============ Header ============ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(250,247,242,0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 18px 32px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.02em;
}
.logo span { font-weight: 300; color: var(--ink-mute); }
.nav { display: flex; gap: 28px; align-items: center; font-family: var(--font-en); font-size: 14px; }
.nav a { color: var(--ink); transition: color 0.2s; }
.nav a:hover { color: var(--accent); }
.nav-cta {
  padding: 10px 22px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-weight: 500;
  transition: background 0.2s, color 0.2s;
}
.nav-cta:hover { background: var(--ink); color: var(--bg); }

/* ============ Hero ============ */
.hero {
  min-height: 100vh;
  padding: 200px 32px 80px;
  display: flex; flex-direction: column; justify-content: space-between;
  position: relative;
}
.hero-inner {
  max-width: 880px;
  margin: 0 auto;
  width: 100%;
}
.hero-eyebrow {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--ink-mute);
  margin-bottom: 32px;
}
.hero-title {
  font-family: var(--font-jp-serif);
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.01em;
  margin-bottom: 40px;
}
.hero-title em {
  font-style: normal;
  color: var(--accent);
  font-weight: 600;
}
.hero-lead {
  font-size: 16px;
  line-height: 2.0;
  color: var(--ink);
  max-width: 540px;
  margin-bottom: 56px;
}
.hero-meta {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
  display: flex; gap: 16px; align-items: center;
}
.hero-meta .dot { opacity: 0.5; }
.hero-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  text-align: right;
}
.scroll-cue {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  transition: color 0.2s;
}
.scroll-cue:hover { color: var(--accent); }

/* ============ Section Common ============ */
.section-head { margin-bottom: 72px; }
.eyebrow {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 500;
}
.section-title {
  font-family: var(--font-jp-serif);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.4;
}
.section-lead {
  font-size: 15px;
  color: var(--ink-mute);
  margin-top: 20px;
  max-width: 620px;
  line-height: 2.0;
}

/* ============ About ============ */
.about { padding: var(--section-gap) 0; }
.about-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 64px;
  align-items: start;
}
.portrait-frame {
  aspect-ratio: 4 / 5;
  background: linear-gradient(135deg, #E8DFD2 0%, #C89F6A 100%);
  border-radius: 4px;
  position: relative;
}
.portrait-frame::after {
  content: 'PORTRAIT';
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.5);
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.3em;
}
.about-name {
  font-family: var(--font-jp-serif);
  font-size: 24px;
  font-weight: 500;
  margin-bottom: 8px;
}
.about-role {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 32px;
}
.about-body {
  font-size: 15px;
  line-height: 2.1;
  margin-bottom: 24px;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}
.about-stats dt {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
  margin-bottom: 8px;
}
.about-stats dd {
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.about-stats dd span {
  font-size: 14px;
  color: var(--accent);
  margin-left: 4px;
  font-weight: 400;
}

/* ============ Works ============ */
.works { padding: var(--section-gap) 0; background: var(--bg-white); }
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px 32px;
}
.work { transition: transform 0.4s ease; }
.work:hover { transform: translateY(-4px); }
.work-img {
  aspect-ratio: 4 / 3;
  border-radius: 4px;
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
}
/* 6 種類のプレースホルダー（グラデで世界観表現）*/
.work-1 { background: linear-gradient(135deg, #D8C9A8 0%, #A87B4A 100%); }
.work-2 { background: linear-gradient(135deg, #B8B0A4 0%, #4A3F33 100%); }
.work-3 { background: linear-gradient(135deg, #E8C9A8 0%, #6B4A2F 100%); }
.work-4 { background: linear-gradient(135deg, #C5D0BE 0%, #5A6B58 100%); }
.work-5 { background: linear-gradient(135deg, #D8B8A0 0%, #8A5A3F 100%); }
.work-6 { background: linear-gradient(135deg, #E0D5C8 0%, #95835A 100%); }

.work-tag {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}
.work h3 {
  font-family: var(--font-jp-serif);
  font-size: 17px;
  font-weight: 500;
  margin-bottom: 6px;
  line-height: 1.5;
}
.work p {
  font-size: 13px;
  color: var(--ink-mute);
  line-height: 1.7;
}

/* ============ Services ============ */
.services { padding: var(--section-gap) 0; }
.service-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.service {
  display: grid;
  grid-template-columns: 80px 1fr 200px 100px;
  gap: 32px;
  align-items: center;
  padding: 40px 0;
  border-bottom: 1px solid var(--line);
  transition: padding 0.3s;
}
.service:hover { padding-left: 12px; }
.service-num {
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.service h3 {
  font-family: var(--font-jp-serif);
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 8px;
}
.service-lead {
  font-size: 13px;
  color: var(--ink-mute);
  line-height: 1.9;
}
.service-price {
  font-family: var(--font-en);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-align: right;
}
.service-link {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-align: right;
  color: var(--ink);
  transition: color 0.2s, transform 0.2s;
  display: inline-block;
}
.service-link:hover { color: var(--accent); transform: translateX(4px); }

/* ============ Voice ============ */
.voice { padding: var(--section-gap) 0; background: var(--bg-white); }
.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.voice-card {
  padding: 40px 32px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  display: flex; flex-direction: column; justify-content: space-between;
  min-height: 280px;
}
.voice-text {
  font-family: var(--font-jp-serif);
  font-size: 15px;
  line-height: 2.0;
  margin-bottom: 32px;
  position: relative;
  padding-top: 28px;
}
.voice-text::before {
  content: '"';
  position: absolute;
  top: -12px;
  left: -4px;
  font-family: var(--font-en);
  font-size: 64px;
  color: var(--accent);
  font-weight: 700;
  line-height: 1;
  opacity: 0.6;
}
.voice-meta {
  font-family: var(--font-en);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}
.voice-name { font-family: var(--font-jp); }

/* ============ Contact ============ */
.contact {
  padding: 160px 0 140px;
  background: var(--ink);
  color: var(--bg);
}
.contact .eyebrow { color: var(--accent); }
.contact .section-title { color: var(--bg); margin-bottom: 32px; }
.contact-inner {
  text-align: center;
  max-width: 720px;
}
.contact-lead {
  font-size: 16px;
  line-height: 2.0;
  margin-bottom: 56px;
  color: rgba(250,247,242,0.85);
}
.contact-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 22px 56px;
  background: var(--accent);
  color: var(--ink);
  font-family: var(--font-jp-serif);
  font-size: 18px;
  font-weight: 500;
  border-radius: 999px;
  transition: background 0.2s, transform 0.2s;
}
.contact-cta:hover {
  background: #D8B080;
  transform: translateY(-2px);
}
.contact-cta span { transition: transform 0.2s; }
.contact-cta:hover span { transform: translateX(4px); }
.contact-meta {
  margin-top: 40px;
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.15em;
  color: rgba(250,247,242,0.5);
  display: flex; gap: 16px; justify-content: center; align-items: center;
}
.contact-meta .dot { opacity: 0.5; }

/* ============ Footer ============ */
.site-footer { padding: 80px 0 60px; }
.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: start;
}
.footer-logo {
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}
.footer-logo span { font-weight: 300; color: var(--ink-mute); }
.footer-tag {
  font-size: 13px;
  color: var(--ink-mute);
}
.footer-links {
  display: flex; gap: 28px;
  font-family: var(--font-en);
  font-size: 13px;
}
.footer-links a { color: var(--ink-mute); transition: color 0.2s; }
.footer-links a:hover { color: var(--accent); }
.footer-copy {
  margin-top: 60px;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--ink-mute);
  text-align: center;
  grid-column: 1 / -1;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}

/* ============ Responsive ============ */
@media (max-width: 768px) {
  :root { --section-gap: 80px; }
  .nav a:not(.nav-cta) { display: none; }
  .hero { padding: 140px 24px 60px; min-height: auto; }
  .container { padding: 0 24px; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .portrait-frame { max-width: 280px; }
  .works-grid { grid-template-columns: 1fr; gap: 32px; }
  .service {
    grid-template-columns: 60px 1fr;
    gap: 16px;
  }
  .service-price, .service-link {
    grid-column: 2 / -1;
    text-align: left;
  }
  .voice-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .about-stats dd { font-size: 24px; }
  .footer-inner { grid-template-columns: 1fr; }
}