/* ============================================================
   CAFEMILL - main.css
   居心地のいいカフェだけが、ここにある。
   ============================================================ */

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", sans-serif;
  font-weight: 400;
  line-height: 1.8;
  color: var(--ink);
  background: var(--paper);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: opacity .2s ease;
}

a:hover {
  opacity: .65;
}

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

ul, ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.04em;
}

p {
  margin: 0;
}

/* ---------- Design Tokens ---------- */
:root {
  /* Colors */
  --paper: #fdfaf3;
  --paper-dim: #f7f1e4;
  --warm-bg: #f4ecd9;
  --ink: #1f1a14;
  --ink-soft: #5a4d3f;
  --ink-mute: #8a7d6f;
  --line: #e8dfc9;
  --line-soft: #efe7d2;
  --accent: #d96e1c;
  --accent-soft: #f4ddc1;
  --accent-hover: #b85812;
  --white: #ffffff;
  --shadow-sm: 0 1px 2px rgba(31, 26, 20, 0.04);
  --shadow-md: 0 4px 16px rgba(31, 26, 20, 0.06);
  --shadow-lg: 0 12px 40px rgba(31, 26, 20, 0.10);

  /* Typography */
  --font-display: "Shippori Mincho", "Noto Serif JP", "Hiragino Mincho ProN", serif;
  --font-body: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", sans-serif;
  --font-en: "EB Garamond", "Cormorant Garamond", "Times New Roman", serif;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  /* Layout */
  --container: 1240px;
  --container-narrow: 920px;
  --container-wide: 1440px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 24px;
}

/* ---------- Containers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.container-narrow {
  max-width: var(--container-narrow);
}

.container-wide {
  max-width: var(--container-wide);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(253, 250, 243, 0.88);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 var(--space-5);
  max-width: var(--container);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.brand__logo {
  height: 28px;
  width: auto;
}

.brand__name {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 1.05rem;
  letter-spacing: 0.18em;
  color: var(--ink);
}

.global-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.global-nav a {
  font-size: 0.84rem;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  position: relative;
}

.global-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  height: 1px;
  width: 0;
  background: var(--accent);
  transition: width .25s ease;
}

.global-nav a:hover {
  color: var(--ink);
  opacity: 1;
}

.global-nav a:hover::after {
  width: 100%;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--ink) !important;
  transition: background .2s ease, color .2s ease;
}

.nav-cta:hover {
  background: var(--ink);
  color: var(--paper) !important;
  opacity: 1;
}

.nav-toggle {
  display: none;
  width: 32px;
  height: 32px;
  padding: 0;
  position: relative;
}

.nav-toggle span {
  position: absolute;
  left: 4px;
  right: 4px;
  height: 1.5px;
  background: var(--ink);
  transition: transform .25s ease, opacity .2s ease;
}

.nav-toggle span:nth-child(1) { top: 10px; }
.nav-toggle span:nth-child(2) { top: 16px; }
.nav-toggle span:nth-child(3) { top: 22px; }

.nav-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: var(--space-9) 0 var(--space-10);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  gap: var(--space-7);
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.hero__lead {
  font-family: var(--font-en);
  font-size: 0.82rem;
  letter-spacing: 0.32em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2rem, 5.4vw, 4rem);
  line-height: 1.45;
  letter-spacing: 0.06em;
  color: var(--ink);
  max-width: 18ch;
}

.hero__title em {
  font-style: normal;
  background: linear-gradient(180deg, transparent 65%, var(--accent-soft) 65%);
}

.hero__sub {
  font-size: 0.98rem;
  line-height: 2;
  color: var(--ink-soft);
  max-width: 38em;
  margin-top: var(--space-5);
}

.hero__meta {
  display: flex;
  gap: var(--space-5);
  flex-wrap: wrap;
  margin-top: var(--space-6);
}

.hero__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
}

.hero__meta-item::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ---------- Sections ---------- */
.section {
  padding: var(--space-9) 0;
}

.section--alt {
  background: var(--paper-dim);
}

.section-head {
  margin-bottom: var(--space-7);
  text-align: center;
}

.section-head__eyebrow {
  font-family: var(--font-en);
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  color: var(--accent);
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--space-3);
}

.section-head__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
}

.section-head__lead {
  font-size: 0.94rem;
  color: var(--ink-soft);
  max-width: 38em;
  margin: 0 auto;
  line-height: 1.9;
}

/* ---------- Scene Grid (2×8) ---------- */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 0 auto;
  max-width: 920px;
}

.scene-cell {
  background: var(--paper);
  padding: var(--space-5) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  cursor: pointer;
  transition: background .25s ease, transform .25s ease;
  min-height: 88px;
}

.scene-cell:hover {
  background: var(--paper-dim);
}

.scene-cell__num {
  font-family: var(--font-en);
  font-size: 0.72rem;
  color: var(--ink-mute);
  letter-spacing: 0.18em;
  flex-shrink: 0;
  width: 32px;
}

.scene-cell__label {
  font-family: var(--font-display);
  font-size: 1.02rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  line-height: 1.5;
}

.scene-cell__arrow {
  margin-left: auto;
  color: var(--ink-mute);
  font-size: 0.85rem;
  transition: transform .25s ease, color .25s ease;
}

.scene-cell:hover .scene-cell__arrow {
  transform: translateX(4px);
  color: var(--accent);
}

/* ---------- Architect Track (横スクロール自動) ---------- */
.architect-track {
  position: relative;
  overflow: hidden;
  padding: var(--space-6) 0;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.architect-track__rail {
  display: flex;
  gap: var(--space-5);
  width: max-content;
  animation: track-scroll 60s linear infinite;
}

.architect-track:hover .architect-track__rail {
  animation-play-state: paused;
}

@keyframes track-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.architect-chip {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  min-width: 280px;
}

.architect-chip__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 0.92rem;
  color: var(--accent);
  flex-shrink: 0;
}

.architect-chip__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.architect-chip__info { display: flex; flex-direction: column; gap: 2px; }

.architect-chip__name {
  font-family: var(--font-display);
  font-size: 0.94rem;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.architect-chip__firm {
  font-size: 0.72rem;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}

/* ---------- Cafe Card Grid ---------- */
.cafe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6) var(--space-5);
}

.cafe-card {
  background: var(--paper);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform .3s ease;
}

.cafe-card:hover { transform: translateY(-4px); opacity: 1; }
.cafe-card:hover .cafe-card__img img { transform: scale(1.04); }

.cafe-card__img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--paper-dim);
}

.cafe-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

.cafe-card__body { padding: 0 var(--space-2); }

.cafe-card__area {
  font-family: var(--font-en);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.cafe-card__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  line-height: 1.5;
  color: var(--ink);
  margin-bottom: var(--space-3);
}

.cafe-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: 0.78rem;
  color: var(--ink-mute);
}

.cafe-card__tag {
  display: inline-flex;
  padding: 2px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  letter-spacing: 0.04em;
}

.cafe-card__architect {
  margin-top: var(--space-2);
  font-size: 0.8rem;
  color: var(--ink-soft);
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.cafe-card__architect-label {
  font-family: var(--font-en);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ---------- Journal Strip ---------- */
.journal-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6) var(--space-5);
}

.journal-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.journal-card__img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--paper-dim);
}

.journal-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

.journal-card:hover .journal-card__img img { transform: scale(1.05); }

.journal-card__category {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: var(--space-2);
}

.journal-card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  line-height: 1.6;
}

.journal-card__meta {
  font-size: 0.78rem;
  color: var(--ink-mute);
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

/* ---------- About Strip ---------- */
.about-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-7);
  align-items: center;
}

.about-strip__lead {
  font-family: var(--font-en);
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-4);
}

.about-strip__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-5);
  line-height: 1.6;
}

.about-strip__text {
  font-size: 0.92rem;
  line-height: 2.1;
  color: var(--ink-soft);
  margin-bottom: var(--space-4);
}

.about-strip__visual {
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--accent-soft) 0%, var(--accent) 100%);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.about-strip__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,0.5), transparent 50%),
    radial-gradient(circle at 70% 80%, rgba(255,255,255,0.3), transparent 50%);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  font-size: 0.86rem;
  letter-spacing: 0.14em;
  transition: background .2s ease, color .2s ease, transform .2s ease;
  border: 1px solid transparent;
}

.btn--primary {
  background: var(--ink);
  color: var(--paper);
}

.btn--primary:hover {
  background: var(--accent);
  color: var(--white);
  opacity: 1;
}

.btn--outline {
  border-color: var(--ink);
  color: var(--ink);
}

.btn--outline:hover {
  background: var(--ink);
  color: var(--paper);
  opacity: 1;
}

.btn-row {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: var(--space-8) 0 var(--space-6);
}

.site-footer a { color: var(--paper); }

.footer-main {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: var(--space-6);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid rgba(253, 250, 243, 0.12);
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--space-5);
  padding-right: var(--space-5);
}

.footer-brand__logo {
  height: 22px;
  width: auto;
  margin-bottom: var(--space-4);
  filter: brightness(0) invert(1);
}

.footer-brand__text {
  font-size: 0.86rem;
  line-height: 1.9;
  color: rgba(253, 250, 243, 0.6);
  max-width: 30em;
}

.footer-col h4 {
  font-family: var(--font-en);
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(253, 250, 243, 0.5);
  margin-bottom: var(--space-4);
}

.footer-col ul li {
  margin-bottom: var(--space-3);
  font-size: 0.86rem;
}

.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-5) var(--space-5) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.76rem;
  color: rgba(253, 250, 243, 0.5);
  letter-spacing: 0.08em;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ---------- Loader ---------- */
.loader {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-7);
  color: var(--ink-mute);
  font-size: 0.84rem;
  letter-spacing: 0.12em;
  grid-column: 1 / -1;
}

/* ---------- Empty State ---------- */
.empty {
  text-align: center;
  padding: var(--space-8);
  color: var(--ink-mute);
  grid-column: 1 / -1;
}

.empty__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--ink-soft);
  margin-bottom: var(--space-3);
}

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .about-strip { grid-template-columns: 1fr; }
  .about-strip__visual { aspect-ratio: 16/9; }
  .footer-main { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .site-header__inner { height: 64px; }
  .global-nav {
    position: fixed;
    inset: 64px 0 0 0;
    background: var(--paper);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: var(--space-7) var(--space-5);
    gap: var(--space-5);
    transform: translateX(100%);
    transition: transform .3s ease;
    border-top: 1px solid var(--line-soft);
  }
  .global-nav.is-open { transform: translateX(0); }
  .global-nav a { font-size: 1.05rem; }
  .nav-toggle { display: block; }
  .scene-grid { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: var(--space-6); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .hero { padding: var(--space-7) 0 var(--space-8); }
}

/* ---------- Page Header (sub pages) ---------- */
.page-head {
  padding: var(--space-8) 0 var(--space-6);
  text-align: center;
  border-bottom: 1px solid var(--line-soft);
}

.page-head__eyebrow {
  font-family: var(--font-en);
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.page-head__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
}

.page-head__lead {
  font-size: 0.94rem;
  color: var(--ink-soft);
  max-width: 38em;
  margin: 0 auto;
  line-height: 1.9;
}

/* ---------- Form ---------- */
.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.form-field label {
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font: inherit;
  background: var(--paper);
  color: var(--ink);
  transition: border-color .2s ease;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--accent);
}

.form-field textarea {
  min-height: 160px;
  resize: vertical;
  font-family: var(--font-body);
}

.form-note {
  font-size: 0.76rem;
  color: var(--ink-mute);
}

/* ---------- Article (Journal) ---------- */
.article-body {
  font-size: 1rem;
  line-height: 2.1;
  color: var(--ink);
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: var(--space-7) var(--space-5);
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  margin: var(--space-8) 0 var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--line);
}

.article-body h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  margin: var(--space-6) 0 var(--space-3);
}

.article-body p { margin-bottom: var(--space-4); }

.article-body img {
  border-radius: var(--radius-md);
  margin: var(--space-5) 0;
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}