/* ============================================================
   浜松日体同窓会 — Design System
   Refined Japanese Editorial / Deep Green × Warm Gold
   ============================================================ */

:root {
  --color-green:        #2D5A3D;
  --color-green-deep:   #1F4D38;
  --color-green-soft:   #406B52;
  --color-green-ink:    #14322A;
  --color-gold:         #C9A961;
  --color-gold-soft:    #D9BE7C;
  --color-gold-deep:    #A6873F;
  --color-cream:        #F6F1E4;
  --color-paper:        #FAF6EB;
  --color-off-white:    #FBFAF6;
  --color-ink:          #2A2A2A;
  --color-ink-soft:     #5A5A5A;
  --color-ink-mute:     #8B8B8B;
  --color-line:         #E5DDC9;
  --color-line-soft:    #EFE9D9;
  --color-navy:         #1F2A44;

  --font-serif:   'Shippori Mincho', 'Noto Serif JP', 'Yu Mincho', serif;
  --font-sans:    'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --font-latin:   'Cormorant Garamond', 'Times New Roman', serif;
  --font-latin-s: 'Cormorant SC', 'Cormorant Garamond', serif;

  --max-w:    1200px;
  --max-w-wide: 1320px;
  --gutter:   clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(4rem, 8vw, 7rem);

  --shadow-card:  0 1px 2px rgba(31, 50, 40, .04), 0 8px 28px rgba(31, 50, 40, .08);
  --shadow-soft:  0 1px 2px rgba(0,0,0,.04), 0 6px 22px rgba(31, 50, 40, .06);
  --ease: cubic-bezier(.2,.7,.2,1);
}

/* ========= Reset / Base ========= */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--color-ink);
  background: var(--color-off-white);
  line-height: 1.85;
  letter-spacing: .02em;
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s var(--ease), opacity .25s var(--ease); }
button { font: inherit; cursor: pointer; }
ul, ol { padding-left: 1.2em; }

/* ========= Typography ========= */
.font-serif  { font-family: var(--font-serif);  font-weight: 500; }
.font-latin  { font-family: var(--font-latin);  font-weight: 500; letter-spacing: .14em; }
.font-latin-s{ font-family: var(--font-latin-s); letter-spacing: .22em; font-weight: 500; }

h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 500; line-height: 1.4; letter-spacing: .04em; color: var(--color-green-ink); margin: 0; }
h1 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
h2 { font-size: clamp(1.5rem, 2.8vw, 2.1rem); }
h3 { font-size: clamp(1.15rem, 1.6vw, 1.35rem); }
p  { margin: 0 0 1em; }

.eyebrow {
  font-family: var(--font-latin-s);
  font-size: .78rem;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  display: inline-flex;
  align-items: center;
  gap: .8rem;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--color-gold);
}

/* ========= Container ========= */
.container       { width: 100%; max-width: var(--max-w);      margin: 0 auto; padding: 0 var(--gutter); }
.container-wide  { width: 100%; max-width: var(--max-w-wide); margin: 0 auto; padding: 0 var(--gutter); }

/* ========= Header ========= */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  padding: 1rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background .35s var(--ease), backdrop-filter .35s var(--ease), padding .35s var(--ease), box-shadow .35s var(--ease);
}
.site-header.is-transparent {
  background: linear-gradient(180deg, rgba(0,0,0,.32) 0%, rgba(0,0,0,0) 100%);
}
.site-header.is-scrolled {
  background: rgba(251, 250, 246, .92);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  box-shadow: 0 1px 0 var(--color-line-soft);
  padding-top: .7rem;
  padding-bottom: .7rem;
}
.site-header.is-solid {
  background: var(--color-off-white);
  border-bottom: 1px solid var(--color-line-soft);
}

.brand { display: flex; align-items: center; gap: .7rem; }
.brand .mark { width: 38px; height: 38px; flex: 0 0 38px; }
.brand .name { display: flex; flex-direction: column; line-height: 1.05; }
.brand .name-jp { font-family: var(--font-serif); font-size: 1.05rem; font-weight: 500; letter-spacing: .12em; color: var(--color-green-ink); }
.brand .name-en { font-family: var(--font-latin-s); font-size: .58rem; letter-spacing: .24em; color: var(--color-gold-deep); margin-top: 2px; }
.site-header.is-transparent .brand .name-jp { color: #fff; }
.site-header.is-transparent .brand .name-en { color: var(--color-gold-soft); }
.site-header.is-transparent .brand .mark .leaf { fill: #fff; }

/* When hero has baked-in brand, hide site header brand while over hero (avoid duplicate logo) */
.has-hero .site-header.is-transparent .brand { opacity: 0; pointer-events: none; transition: opacity .35s var(--ease); }
.has-hero .site-header.is-scrolled  .brand { opacity: 1; pointer-events: auto; }

/* Nav */
.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav a {
  position: relative;
  font-size: .92rem;
  font-weight: 500;
  letter-spacing: .12em;
  color: var(--color-ink);
  padding: .35em 0;
}
.nav a.active, .nav a:hover { color: var(--color-green); }
.nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--color-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
}
.nav a:hover::after, .nav a.active::after { transform: scaleX(1); }

.site-header.is-transparent .nav a { color: rgba(255,255,255,.92); }
.site-header.is-transparent .nav a:hover, .site-header.is-transparent .nav a.active { color: #fff; }

.nav-cta {
  margin-left: .5rem;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .55em 1.2em;
  border: 1px solid currentColor;
  font-size: .82rem;
  letter-spacing: .14em;
  color: var(--color-green);
  border-radius: 999px;
  transition: background .25s var(--ease), color .25s var(--ease);
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--color-green); color: #fff; border-color: var(--color-green); }
.site-header.is-transparent .nav-cta { color: #fff; }
.site-header.is-transparent .nav-cta:hover { background: #fff; color: var(--color-green-ink); }

/* Hamburger */
.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  background: transparent;
  border: 0;
  position: relative;
  z-index: 60;
}
.menu-toggle span {
  position: absolute;
  left: 10px; right: 10px;
  height: 1.5px;
  background: var(--color-ink);
  transition: transform .35s var(--ease), opacity .25s var(--ease), background .25s var(--ease), top .35s var(--ease);
}
.menu-toggle span:nth-child(1) { top: 15px; }
.menu-toggle span:nth-child(2) { top: 22px; }
.menu-toggle span:nth-child(3) { top: 29px; }
.site-header.is-transparent .menu-toggle span { background: #fff; }
body.menu-open .menu-toggle span:nth-child(1) { top: 22px; transform: rotate(45deg); background: var(--color-ink); }
body.menu-open .menu-toggle span:nth-child(2) { opacity: 0; }
body.menu-open .menu-toggle span:nth-child(3) { top: 22px; transform: rotate(-45deg); background: var(--color-ink); }

/* ========= Hero ========= */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  color: #fff;
  overflow: hidden;
  background: #1a1a1a;
}
.hero__img, .hero__art {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero__art { display: block; }
.hero__img--desktop { display: block; }
.hero__img--mobile  { display: none; }
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(0,0,0,.35) 0%, rgba(0,0,0,.05) 55%, rgba(0,0,0,0) 100%);
  z-index: 1;
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 7rem var(--gutter) 5rem;
  max-width: var(--max-w-wide);
  margin: 0 auto;
}
.hero__title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(2.4rem, 6vw, 5.2rem);
  line-height: 1.35;
  letter-spacing: .04em;
  color: #fff;
  margin: 1.2rem 0 1.8rem;
  text-shadow: 0 2px 14px rgba(0,0,0,.32);
  animation: heroRise 1.4s var(--ease) both .3s;
}
.hero__title span { display: block; }
.hero__divider {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin: 0 0 1.4rem;
  animation: heroFade 1.6s var(--ease) both .5s;
}
.hero__divider .line { width: 64px; height: 1px; background: var(--color-gold); display: inline-block; }
.hero__divider .dot  { width: 6px;  height: 6px; background: var(--color-gold); transform: rotate(45deg); display: inline-block; }
.hero__sub {
  max-width: 36em;
  color: rgba(255,255,255,.94);
  text-shadow: 0 1px 8px rgba(0,0,0,.4);
  font-size: clamp(.95rem, 1.2vw, 1.05rem);
  animation: heroFade 1.6s var(--ease) both .7s;
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.4rem;
  animation: heroFade 1.6s var(--ease) both .9s;
}

@keyframes heroRise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes heroFade { from { opacity: 0; } to { opacity: 1; } }

/* When using the supplied hero image (text baked in), hide the duplicated overlay text */
.hero--image .hero__eyebrow,
.hero--image .hero__title,
.hero--image .hero__divider,
.hero--image .hero__sub,
.hero--image .hero__swoosh { display: none; }
.hero--image .hero__inner {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 100vh;
  min-height: 100dvh;
  padding-bottom: clamp(3rem, 7vh, 6rem);
}
.hero--image .hero__cta { margin-top: 0; }

/* Decorative gold swoosh layered over the hero */
.hero__swoosh {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: .65;
}

/* Hero eyebrow (logo subtitle) */
.hero__eyebrow {
  font-family: var(--font-latin-s);
  font-size: .85rem;
  letter-spacing: .32em;
  color: var(--color-gold-soft);
  animation: heroFade 1.6s var(--ease) both .1s;
}

/* ========= Buttons ========= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .7em;
  padding: .95em 1.8em;
  font-size: .92rem;
  letter-spacing: .14em;
  font-weight: 500;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: all .28s var(--ease);
  white-space: nowrap;
}
.btn .arrow {
  display: inline-block;
  width: 1.2em; height: 1em;
  position: relative;
  transition: transform .28s var(--ease);
}
.btn .arrow::after {
  content: "→";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
}
.btn:hover .arrow { transform: translateX(4px); }

.btn-primary {
  background: var(--color-green);
  color: #fff;
}
.btn-primary:hover { background: var(--color-green-deep); }

.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.6);
}
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; }

.btn-outline {
  background: transparent;
  color: var(--color-green-ink);
  border-color: var(--color-green);
}
.btn-outline:hover { background: var(--color-green); color: #fff; }

.btn-gold {
  background: var(--color-gold);
  color: #fff;
}
.btn-gold:hover { background: var(--color-gold-deep); }

/* ========= Sections ========= */
.section { padding: var(--section-y) 0; position: relative; }
.section--cream { background: var(--color-cream); }
.section--paper { background: var(--color-paper); }
.section--green {
  background: var(--color-green-deep);
  color: var(--color-off-white);
}
.section--green h1, .section--green h2, .section--green h3 { color: #fff; }
.section--green .eyebrow { color: var(--color-gold-soft); }
.section--green .eyebrow::before { background: var(--color-gold-soft); }

.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head__title {
  margin-top: .9rem;
  margin-bottom: .7rem;
}
.section-head__lead { color: var(--color-ink-soft); max-width: 38em; }
.section--green .section-head__lead { color: rgba(255,255,255,.85); }

.section-head--center { text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head--center .section-head__lead { margin-left: auto; margin-right: auto; }

/* Gold divider — section transition (SVG curve) */
.divider-svg {
  display: block;
  width: 100%;
  height: clamp(60px, 8vw, 110px);
  color: var(--color-gold);
}

/* ========= Cards ========= */
.card {
  background: #fff;
  border: 1px solid var(--color-line-soft);
  border-radius: 4px;
  overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--color-line);
}
.card__media {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--color-line-soft);
}
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.card:hover .card__media img { transform: scale(1.04); }
.card__body { padding: 1.6rem 1.6rem 1.8rem; flex: 1; display: flex; flex-direction: column; }
.card__meta {
  font-family: var(--font-latin);
  font-size: .8rem;
  color: var(--color-gold-deep);
  letter-spacing: .18em;
  margin-bottom: .7rem;
}
.card__title { font-size: 1.1rem; line-height: 1.55; margin-bottom: .6rem; }
.card__desc  { color: var(--color-ink-soft); font-size: .92rem; line-height: 1.85; margin-bottom: 1.2rem; }
.card__more  {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-size: .82rem;
  letter-spacing: .18em;
  color: var(--color-green);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  align-self: flex-start;
}

/* ========= Grids ========= */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 2.4rem);
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.2rem, 2.5vw, 2rem);
}
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; }
}

/* ========= News list (index) ========= */
.news-list { list-style: none; padding: 0; margin: 0; }
.news-list li {
  display: grid;
  grid-template-columns: 130px 110px 1fr;
  align-items: baseline;
  gap: 1.2rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--color-line);
}
.news-list li:first-child { border-top: 1px solid var(--color-line); }
.news-list .date { font-family: var(--font-latin); letter-spacing: .14em; color: var(--color-gold-deep); font-size: .9rem; }
.news-list .tag {
  font-size: .72rem;
  letter-spacing: .22em;
  padding: .25em .8em;
  border: 1px solid var(--color-green);
  color: var(--color-green);
  border-radius: 2px;
  justify-self: start;
}
.news-list .title { color: var(--color-ink); transition: color .25s var(--ease); }
.news-list li:hover .title { color: var(--color-green); }
@media (max-width: 700px) {
  .news-list li { grid-template-columns: 1fr; gap: .4rem; padding: 1.1rem 0; }
  .news-list .tag { font-size: .7rem; }
}

/* ========= Hero subpage (smaller hero) ========= */
.page-hero {
  position: relative;
  padding: 9rem var(--gutter) 4rem;
  background: var(--color-green-deep);
  color: #fff;
  overflow: hidden;
  text-align: center;
}
.page-hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 80% 20%, rgba(201,169,97,.18), transparent 50%), radial-gradient(circle at 10% 90%, rgba(64, 107, 82, .35), transparent 55%);
  pointer-events: none;
}
.page-hero__inner { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }
.page-hero__title { color: #fff; margin-top: 1rem; font-size: clamp(2rem, 4vw, 2.8rem); }
.page-hero__lead { color: rgba(255,255,255,.82); margin: 1rem auto 0; max-width: 32em; }
.page-hero .eyebrow { color: var(--color-gold-soft); }
.page-hero .eyebrow::before { background: var(--color-gold-soft); }

/* ========= Breadcrumb ========= */
.breadcrumb {
  font-family: var(--font-latin);
  font-size: .78rem;
  letter-spacing: .2em;
  color: var(--color-ink-mute);
  padding: 1.2rem var(--gutter);
  border-bottom: 1px solid var(--color-line-soft);
  max-width: var(--max-w);
  margin: 0 auto;
}
.breadcrumb a:hover { color: var(--color-green); }
.breadcrumb .sep { margin: 0 .6em; color: var(--color-gold); }

/* ========= Timeline (about) ========= */
.timeline {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 110px;
  top: 0; bottom: 0;
  width: 1px;
  background: var(--color-gold);
  opacity: .5;
}
.timeline li {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 2rem;
  padding: 1.4rem 0;
  position: relative;
}
.timeline .year {
  font-family: var(--font-latin);
  font-size: 1.1rem;
  letter-spacing: .15em;
  color: var(--color-green);
  position: relative;
}
.timeline .year::after {
  content: "";
  position: absolute;
  right: -2.1rem;
  top: .55rem;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 0 4px var(--color-cream);
}
.timeline .text strong { font-family: var(--font-serif); font-weight: 500; display: block; color: var(--color-green-ink); margin-bottom: .2rem; font-size: 1.05rem; }
.timeline .text p { color: var(--color-ink-soft); margin: 0; font-size: .94rem; }
@media (max-width: 700px) {
  .timeline::before { left: 7px; }
  .timeline li { grid-template-columns: 1fr; gap: .3rem; padding-left: 2rem; }
  .timeline .year::after { left: -1.8rem; right: auto; }
}

/* ========= Officer cards (about) ========= */
.officer {
  text-align: center;
}
.officer__photo {
  width: 140px; height: 140px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: var(--color-cream);
  overflow: hidden;
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
}
.officer__photo img { width: 100%; height: 100%; object-fit: cover; }
.officer__role { font-family: var(--font-latin); font-size: .78rem; letter-spacing: .22em; color: var(--color-gold-deep); margin-bottom: .3rem; }
.officer__name { font-family: var(--font-serif); font-size: 1.1rem; color: var(--color-green-ink); margin-bottom: .2rem; }
.officer__grad { font-size: .82rem; color: var(--color-ink-mute); }

/* ========= Accordion (rules) ========= */
.accordion { border-top: 1px solid var(--color-line); }
.accordion details {
  border-bottom: 1px solid var(--color-line);
  padding: 1.3rem 0;
}
.accordion summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-green-ink);
}
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary::after {
  content: "+";
  font-family: var(--font-latin);
  font-size: 1.4rem;
  color: var(--color-gold);
  transition: transform .3s var(--ease);
}
.accordion details[open] summary::after { content: "−"; }
.accordion .body { padding: 1rem 0 .2rem; color: var(--color-ink-soft); font-size: .94rem; }

/* ========= Schedule (activities) ========= */
.schedule {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
}
.schedule .month {
  background: #fff;
  border: 1px solid var(--color-line-soft);
  padding: 1.4rem 1.2rem;
  border-top: 3px solid var(--color-gold);
}
.schedule .month-name {
  font-family: var(--font-latin);
  font-size: 1.4rem;
  color: var(--color-green);
  letter-spacing: .12em;
  margin-bottom: .7rem;
}
.schedule .month ul { list-style: none; padding: 0; margin: 0; font-size: .92rem; color: var(--color-ink-soft); }
.schedule .month li { padding: .3rem 0; border-bottom: 1px dashed var(--color-line); }
.schedule .month li:last-child { border-bottom: 0; }
@media (max-width: 900px) { .schedule { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .schedule { grid-template-columns: 1fr; } }

/* ========= Steps (join) ========= */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
  counter-reset: step;
}
.steps .step {
  background: #fff;
  padding: 2rem 1.5rem 1.8rem;
  border: 1px solid var(--color-line-soft);
  text-align: center;
  position: relative;
  counter-increment: step;
}
.steps .step::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  font-family: var(--font-latin);
  font-size: 2.2rem;
  color: var(--color-gold);
  letter-spacing: .04em;
  margin-bottom: .6rem;
}
.steps .step h3 {
  font-size: 1.05rem;
  margin-bottom: .5rem;
}
.steps .step p { color: var(--color-ink-soft); font-size: .9rem; margin: 0; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .steps { grid-template-columns: 1fr; } }

/* ========= Tables (fees) ========= */
.fee-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--color-line);
  font-size: .95rem;
}
.fee-table th, .fee-table td { padding: 1rem 1.2rem; text-align: left; border-bottom: 1px solid var(--color-line-soft); }
.fee-table thead th {
  background: var(--color-green-deep);
  color: #fff;
  font-weight: 500;
  letter-spacing: .12em;
  font-size: .88rem;
}
.fee-table tbody td:first-child { font-family: var(--font-serif); color: var(--color-green-ink); }
.fee-table tbody tr:last-child td { border-bottom: 0; }
.fee-table .price { color: var(--color-gold-deep); font-family: var(--font-latin); font-size: 1.1rem; letter-spacing: .08em; }

/* ========= Form ========= */
.form {
  display: grid;
  gap: 1.4rem;
  max-width: 680px;
}
.form .row {
  display: grid;
  gap: .5rem;
}
.form label {
  font-size: .88rem;
  color: var(--color-green-ink);
  letter-spacing: .08em;
  display: flex;
  align-items: center;
  gap: .6em;
}
.form label .req {
  font-size: .7rem;
  padding: .15em .55em;
  background: var(--color-gold);
  color: #fff;
  letter-spacing: .15em;
}
.form label .opt {
  font-size: .7rem;
  color: var(--color-ink-mute);
  letter-spacing: .15em;
}
.form input,
.form select,
.form textarea {
  width: 100%;
  padding: .9rem 1rem;
  border: 1px solid var(--color-line);
  background: #fff;
  font: inherit;
  color: var(--color-ink);
  border-radius: 2px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--color-green);
  box-shadow: 0 0 0 3px rgba(45, 90, 61, .12);
}
.form textarea { min-height: 160px; resize: vertical; }
.form .row.error input,
.form .row.error textarea { border-color: #b22; box-shadow: 0 0 0 3px rgba(178,34,34,.08); }
.form .err-msg { color: #b22; font-size: .82rem; }
.form .submit { justify-self: start; margin-top: .5rem; }

/* ========= Newsletter grid ========= */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 2.2rem);
}
@media (max-width: 900px) { .news-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .news-grid { grid-template-columns: 1fr; } }

.newsletter-card {
  background: #fff;
  border: 1px solid var(--color-line-soft);
  display: flex;
  flex-direction: column;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.newsletter-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.newsletter-card .cover {
  position: relative;
  aspect-ratio: 3/4;
  background: linear-gradient(150deg, var(--color-cream) 0%, #fff 60%, var(--color-line-soft) 100%);
  border-bottom: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.4rem;
  overflow: hidden;
}
.newsletter-card .cover::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid var(--color-gold);
  opacity: .55;
  pointer-events: none;
}
.newsletter-card .issue {
  font-family: var(--font-latin);
  font-size: 2.4rem;
  letter-spacing: .04em;
  color: var(--color-gold-deep);
  line-height: 1;
}
.newsletter-card .cover-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-green-ink);
  line-height: 1.5;
  letter-spacing: .06em;
}
.newsletter-card .cover-foot {
  font-family: var(--font-latin-s);
  font-size: .72rem;
  letter-spacing: .22em;
  color: var(--color-gold-deep);
}
.newsletter-card .body {
  padding: 1.2rem 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.newsletter-card .date { font-family: var(--font-latin); font-size: .82rem; letter-spacing: .14em; color: var(--color-ink-mute); margin-bottom: .5rem; }
.newsletter-card .desc { font-size: .9rem; color: var(--color-ink-soft); margin-bottom: 1rem; flex: 1; }
.newsletter-card .open {
  font-size: .82rem;
  letter-spacing: .18em;
  color: var(--color-green);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  align-self: flex-start;
  display: inline-flex;
  gap: .4em;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: .4rem;
  margin-top: 3rem;
  font-family: var(--font-latin);
}
.pagination a {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-line);
  color: var(--color-ink-soft);
  letter-spacing: .1em;
  transition: all .25s var(--ease);
}
.pagination a.is-active { background: var(--color-green); color: #fff; border-color: var(--color-green); }
.pagination a:hover:not(.is-active) { color: var(--color-green); border-color: var(--color-green); }

/* ========= Instagram grid ========= */
.ig-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}
.ig-tile {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-line-soft);
}
.ig-tile img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.ig-tile:hover img { transform: scale(1.06); }
.ig-tile::after {
  content: "";
  position: absolute; inset: 0;
  background: rgba(45,90,61,.0);
  transition: background .3s var(--ease);
}
.ig-tile:hover::after { background: rgba(45,90,61,.18); }
@media (max-width: 700px) { .ig-grid { grid-template-columns: repeat(2, 1fr); } }

/* ========= LINE block ========= */
.line-block {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
  background: linear-gradient(135deg, #ffffff 0%, var(--color-cream) 100%);
  padding: clamp(2rem, 5vw, 3.5rem);
  border: 1px solid var(--color-line);
  position: relative;
}
.line-block::before {
  content: "";
  position: absolute; inset: 0;
  border-top: 3px solid var(--color-gold);
  pointer-events: none;
}
.line-block .qr {
  width: 200px; height: 200px;
  background: #fff;
  border: 1px solid var(--color-line);
  padding: 12px;
  margin: 0 auto;
}
.line-block .qr svg { width: 100%; height: 100%; }
.line-block .label {
  text-align: center;
  font-family: var(--font-latin);
  font-size: .78rem;
  letter-spacing: .22em;
  color: var(--color-gold-deep);
  margin-top: .8rem;
}
.line-block h2 { margin-bottom: 1rem; }
.line-block .lead { color: var(--color-ink-soft); margin-bottom: 1.6rem; }
.line-block .btn-line {
  display: inline-flex;
  align-items: center;
  gap: .6em;
  padding: .9em 1.6em;
  background: #06C755;
  color: #fff;
  font-weight: 500;
  border-radius: 999px;
  font-size: .92rem;
  letter-spacing: .14em;
  transition: background .25s var(--ease);
}
.line-block .btn-line:hover { background: #05a847; }
@media (max-width: 800px) {
  .line-block { grid-template-columns: 1fr; text-align: center; }
  .line-block .lead { max-width: 32em; margin-left: auto; margin-right: auto; }
}

/* ========= Footer ========= */
.site-footer {
  background: var(--color-green-ink);
  color: rgba(255,255,255,.82);
  padding: clamp(3.5rem, 6vw, 5rem) 0 1.6rem;
}
.site-footer .grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-bottom: 3rem;
}
.site-footer h4 {
  color: var(--color-gold-soft);
  font-family: var(--font-latin-s);
  font-size: .82rem;
  letter-spacing: .26em;
  margin-bottom: 1.2rem;
  text-transform: uppercase;
  font-weight: 500;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { padding: .35rem 0; font-size: .9rem; }
.site-footer a:hover { color: var(--color-gold-soft); }
.site-footer .brand .name-jp { color: #fff; }
.site-footer .lead {
  font-size: .9rem;
  line-height: 1.95;
  margin: 1.2rem 0 0;
  color: rgba(255,255,255,.7);
}
.site-footer .sns {
  display: flex;
  gap: .8rem;
  margin-top: 1.2rem;
}
.site-footer .sns a {
  width: 38px; height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 50%;
  transition: all .25s var(--ease);
}
.site-footer .sns a:hover { border-color: var(--color-gold); background: var(--color-gold); color: var(--color-green-ink); }
.site-footer .bar {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 1.4rem;
  display: flex;
  justify-content: space-between;
  font-size: .78rem;
  letter-spacing: .1em;
  color: rgba(255,255,255,.5);
  flex-wrap: wrap;
  gap: 1rem;
}
@media (max-width: 800px) {
  .site-footer .grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
  .site-footer .grid { grid-template-columns: 1fr; }
  .site-footer .bar { justify-content: center; text-align: center; }
}

/* ========= Reveal animation (progressive enhancement) ========= */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.js-reveal .reveal:not(.is-in) {
  opacity: 0;
  transform: translateY(20px);
}

/* ========= Responsive ========= */
@media (max-width: 880px) {
  .nav {
    position: fixed;
    inset: 0;
    background: var(--color-paper);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.4rem;
    transform: translateX(100%);
    transition: transform .45s var(--ease);
    z-index: 55;
    padding: 4rem var(--gutter);
  }
  body.menu-open .nav { transform: none; }
  body.menu-open { overflow: hidden; }
  .nav a, .nav .nav-cta { font-size: 1.05rem; color: var(--color-ink) !important; }
  .nav-cta { margin-top: 1rem; }
  .menu-toggle { display: block; }
  .hero__img--desktop { display: none; }
  .hero__img--mobile  { display: block; }
  .hero__inner { padding: 7rem var(--gutter) 4rem; }
  .hero__title { font-size: clamp(2rem, 9vw, 3rem); }
}

/* ========= Selection / focus ========= */
::selection { background: var(--color-gold); color: var(--color-green-ink); }
:focus-visible { outline: 2px dashed var(--color-gold); outline-offset: 3px; }