/* ============================================================
   Hakusan Fishing Guide — Mobile-first stylesheet
   90% of visitors are on mobile: base styles = mobile,
   min-width media queries enhance for tablet / desktop.
   ============================================================ */

:root {
  --c-dark: #0d1b12;        /* deep jungle green-black */
  --c-green: #1e5631;       /* primary green */
  --c-green-light: #3e8e5a;
  --c-accent: #f0a500;      /* lure orange/gold */
  --c-paper: #f7f6f1;
  --c-white: #ffffff;
  --c-text: #22302a;
  --c-text-soft: #5b6b62;
  --radius: 14px;
  --shadow: 0 4px 18px rgba(13, 27, 18, .12);
  --header-h: 60px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: 'Inter', 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  color: var(--c-text);
  background: var(--c-paper);
  line-height: 1.75;
  font-size: 16px;
}

img { max-width: 100%; display: block; }

a { color: var(--c-green); }

/* ---------- Header / Navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 27, 18, .96);
  backdrop-filter: blur(6px);
  color: var(--c-white);
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--c-white);
  text-decoration: none;
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .02em;
  line-height: 1.2;
}
.brand i { color: var(--c-accent); font-size: 1.2rem; }
.brand small { display: block; font-weight: 400; font-size: .62rem; opacity: .75; }

.header-actions { display: flex; align-items: center; gap: 10px; }

/* Language toggle */
.lang-toggle {
  display: flex;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 999px;
  overflow: hidden;
}
.lang-toggle button {
  background: transparent;
  color: rgba(255,255,255,.75);
  border: none;
  font-size: .72rem;
  font-weight: 700;
  padding: 6px 11px;
  cursor: pointer;
  min-height: 32px;
}
.lang-toggle button.active {
  background: var(--c-accent);
  color: var(--c-dark);
}

/* Hamburger */
.nav-toggle {
  background: none;
  border: none;
  color: var(--c-white);
  font-size: 1.45rem;
  cursor: pointer;
  padding: 8px;
  min-width: 44px;
  min-height: 44px;
}

.main-nav {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  background: var(--c-dark);
  transform: translateY(-130%);
  transition: transform .28s ease;
  z-index: 99;
  box-shadow: var(--shadow);
}
.main-nav.open { transform: translateY(0); }
.main-nav ul { list-style: none; padding: 8px 0 14px; }
.main-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #e8efe9;
  text-decoration: none;
  padding: 13px 22px;
  font-size: 1rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.main-nav a i { width: 22px; text-align: center; color: var(--c-accent); }
.main-nav a.current { color: var(--c-accent); font-weight: 700; }
.main-nav .nav-sns { padding: 12px 22px 0; }
.main-nav .nav-sns a { border: none; padding: 6px 0; font-size: .9rem; color: #7ec8ff; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 72vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--c-white);
  isolation: isolate;
  padding: 56px 20px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-size: cover;
  background-position: center;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(13,27,18,.35) 0%, rgba(13,27,18,.55) 70%, rgba(13,27,18,.78) 100%);
}
.hero h1 {
  font-size: clamp(1.5rem, 6vw, 3rem);
  font-weight: 800;
  line-height: 1.3;
  text-shadow: 0 2px 14px rgba(0,0,0,.5);
  max-width: 820px;
}
.hero p.hero-sub {
  margin-top: 14px;
  font-size: clamp(.9rem, 3.6vw, 1.15rem);
  opacity: .95;
  text-shadow: 0 1px 8px rgba(0,0,0,.55);
  max-width: 640px;
}
.hero .btn-row { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

/* Page hero (sub pages) */
.page-hero { min-height: 34vh; padding: 46px 20px; }
.page-hero h1 { font-size: clamp(1.4rem, 5.5vw, 2.4rem); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--c-accent); color: var(--c-dark); box-shadow: 0 4px 14px rgba(240,165,0,.4); }
.btn-outline { background: transparent; color: var(--c-white); border: 2px solid rgba(255,255,255,.8); }
.btn-green { background: var(--c-green); color: var(--c-white); }
.btn-block { width: 100%; }

/* ---------- Sections ---------- */
.section { padding: 52px 18px; }
.section-inner { max-width: 1080px; margin: 0 auto; }
.section-alt { background: var(--c-white); }
.section-dark { background: var(--c-dark); color: #e8efe9; }

.section-title {
  font-size: clamp(1.35rem, 5vw, 2rem);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 8px;
  color: var(--c-green);
}
.section-dark .section-title { color: var(--c-accent); }
.section-lead { color: var(--c-text-soft); margin-bottom: 28px; font-size: .95rem; }
.section-dark .section-lead { color: #b9c8be; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 10px;
}

/* ---------- Split (photo + text) ---------- */
.split { display: flex; flex-direction: column; gap: 22px; }
.split .split-media img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.split .split-media.portrait img { aspect-ratio: 3 / 4; }
.split-body h3 { font-size: 1.25rem; margin-bottom: 10px; color: var(--c-green); line-height: 1.4; }
.section-dark .split-body h3 { color: var(--c-accent); }
.split-body p { margin-bottom: 12px; }

/* ---------- Cards ---------- */
.card-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
.card {
  background: var(--c-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--c-text);
  display: flex;
  flex-direction: column;
}
.card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.card .card-body { padding: 18px 18px 22px; }
.card h3 { color: var(--c-green); font-size: 1.1rem; margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }
.card h3 i { color: var(--c-accent); }
.card p { font-size: .9rem; color: var(--c-text-soft); }

/* ---------- Catch copy band ---------- */
.copy-band { text-align: center; padding: 60px 20px; }
.copy-band .big {
  font-size: clamp(1.3rem, 5vw, 2.2rem);
  font-weight: 800;
  line-height: 1.5;
  color: var(--c-white);
}
.copy-band .accent { color: var(--c-accent); }

/* ---------- Price tables ---------- */
.price-cards { display: grid; grid-template-columns: 1fr; gap: 18px; }
.price-card {
  background: var(--c-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px 22px;
  text-align: center;
  border-top: 5px solid var(--c-green);
}
.price-card.featured { border-top-color: var(--c-accent); }
.price-card .plan-name { font-weight: 700; color: var(--c-text-soft); font-size: .9rem; }
.price-card .price {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--c-green);
  line-height: 1.2;
  margin: 8px 0 2px;
}
.price-card.featured .price { color: var(--c-accent); }
.price-card .per { font-size: .85rem; color: var(--c-text-soft); }

.check-list { list-style: none; margin: 14px 0; }
.check-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 7px 0;
  font-size: .95rem;
  text-align: left;
}
.check-list li i { margin-top: 5px; }
.check-list .yes i { color: var(--c-green-light); }
.check-list .no i { color: #c0392b; }

/* info box */
.info-box {
  background: var(--c-white);
  border-left: 5px solid var(--c-accent);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 20px 18px;
  margin-top: 18px;
}
.info-box h4 { color: var(--c-green); margin-bottom: 8px; font-size: 1rem; display: flex; gap: 8px; align-items: center; }
.info-box h4 i { color: var(--c-accent); }
.info-box p, .info-box li { font-size: .92rem; }
.info-box ul { padding-left: 20px; }

/* ---------- Gallery ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.gallery-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  cursor: pointer;
  background: #000;
}
.gallery-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform .3s ease, opacity .3s ease;
}
.gallery-item:hover img { transform: scale(1.05); opacity: .9; }
.gallery-item.wide { grid-column: span 2; }
.gallery-item.wide img { aspect-ratio: 16 / 9; }
.gallery-item figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 20px 12px 8px;
  background: linear-gradient(transparent, rgba(0,0,0,.72));
  color: #fff;
  font-size: .72rem;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10, 15, 12, .93);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 300;
  padding: 20px;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 100%; max-height: 82vh; border-radius: 10px; }
.lightbox-close {
  position: absolute;
  top: 14px; right: 14px;
  background: rgba(255,255,255,.15);
  color: #fff;
  border: none;
  width: 46px; height: 46px;
  border-radius: 50%;
  font-size: 1.25rem;
  cursor: pointer;
}
.lightbox-caption { position: absolute; bottom: 22px; left: 0; right: 0; text-align: center; color: #cfe0d5; font-size: .85rem; padding: 0 20px; }

/* ---------- Google Calendar embed ---------- */
.calendar-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--c-white);
  height: 480px;
}
.calendar-wrap iframe { width: 100%; height: 100%; border: 0; display: block; }
@media (min-width: 960px) { .calendar-wrap { height: 620px; } }

/* ---------- YouTube ---------- */
.video-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 16 / 9;
  background: #000;
}
.video-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- Forms ---------- */
.form-card {
  background: var(--c-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px 20px;
}
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-weight: 700; font-size: .85rem; margin-bottom: 6px; color: var(--c-green); }
.form-row label .req { color: #c0392b; margin-left: 4px; }
.form-row input,
.form-row textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1.5px solid #d5ddd7;
  border-radius: 10px;
  font-size: 1rem;
  font-family: inherit;
  background: #fcfcfa;
  min-height: 48px;
}
.form-row textarea { min-height: 140px; resize: vertical; }
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--c-green-light);
  box-shadow: 0 0 0 3px rgba(62,142,90,.15);
}
.form-grid-2 { display: grid; grid-template-columns: 1fr; gap: 0 14px; }
.form-status { margin-top: 14px; padding: 13px 16px; border-radius: 10px; font-size: .92rem; display: none; }
.form-status.ok { display: block; background: #e6f4ea; color: #1e5631; border: 1px solid #b7dfc3; }
.form-status.err { display: block; background: #fdecea; color: #b03a2e; border: 1px solid #f5c6c0; }

/* ---------- Contact info ---------- */
.contact-list { list-style: none; }
.contact-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid rgba(0,0,0,.06);
  font-size: .95rem;
  word-break: break-word;
}
.section-dark .contact-list li { border-color: rgba(255,255,255,.1); }
.contact-list i { color: var(--c-accent); margin-top: 5px; width: 20px; text-align: center; }
.contact-list a { color: inherit; }

/* ---------- FAQ accordion ---------- */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--c-white);
  border-radius: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  font-weight: 700;
  font-size: .95rem;
  color: var(--c-green);
  min-height: 48px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i.faq-q { color: var(--c-accent); }
.faq-item summary i.faq-arrow { margin-left: auto; transition: transform .2s ease; color: var(--c-text-soft); }
.faq-item[open] summary i.faq-arrow { transform: rotate(180deg); }
.faq-item .faq-answer { padding: 0 18px 18px 48px; font-size: .92rem; color: var(--c-text); }

/* ---------- WhatsApp button ---------- */
.btn-whatsapp { background: #25d366; color: #fff; box-shadow: 0 4px 14px rgba(37,211,102,.4); }

/* ---------- Price approx currency ---------- */
.price-approx { font-size: .8rem; color: var(--c-text-soft); margin-top: 4px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--c-dark); color: #b9c8be; padding: 44px 18px 90px; }
.footer-inner { max-width: 1080px; margin: 0 auto; display: flex; flex-direction: column; gap: 30px; }
.footer-brand h3 { color: var(--c-white); font-size: 1.1rem; margin-bottom: 6px; }
.footer-brand h3 i { color: var(--c-accent); margin-right: 8px; }
.footer-brand p { font-size: .85rem; }
.footer-nav h4, .footer-contact h4 {
  color: var(--c-white);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: 12px;
}
.footer-nav ul { list-style: none; }
.footer-nav a {
  color: #b9c8be;
  text-decoration: none;
  display: inline-block;
  padding: 6px 0;
  font-size: .92rem;
}
.footer-nav a:hover { color: var(--c-accent); }
.footer-contact p { font-size: .88rem; margin-bottom: 8px; display: flex; gap: 10px; }
.footer-contact i { color: var(--c-accent); margin-top: 5px; width: 18px; text-align: center; }
.footer-contact a { color: #7ec8ff; text-decoration: none; }
.footer-copy { text-align: center; font-size: .75rem; opacity: .6; border-top: 1px solid rgba(255,255,255,.08); padding-top: 20px; }

/* ---------- Floating contact CTA (mobile) ---------- */
.floating-cta {
  position: fixed;
  left: 14px; right: 14px; bottom: 14px;
  z-index: 90;
  display: flex;
  gap: 10px;
}
.floating-cta .btn { flex: 1; box-shadow: 0 6px 20px rgba(0,0,0,.3); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-1 { margin-top: 10px; } .mt-2 { margin-top: 20px; } .mt-3 { margin-top: 30px; }
.flag { font-size: 1.1em; }

/* Language show/hide handled by JS textContent swap — no duplicate DOM */

/* ============================================================
   Tablet ≥ 640px
   ============================================================ */
@media (min-width: 640px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .price-cards { grid-template-columns: repeat(2, 1fr); }
  .form-grid-2 { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .gallery-item.wide { grid-column: span 3; }
  .floating-cta { display: none; }
  .site-footer { padding-bottom: 44px; }
}

/* ============================================================
   Desktop ≥ 960px
   ============================================================ */
@media (min-width: 960px) {
  :root { --header-h: 68px; }
  .nav-toggle { display: none; }
  .main-nav {
    position: static;
    transform: none;
    background: transparent;
    box-shadow: none;
    display: flex;
    align-items: center;
  }
  .main-nav ul { display: flex; padding: 0; align-items: center; }
  .main-nav a {
    border: none;
    padding: 8px 14px;
    font-size: .88rem;
    white-space: nowrap;
  }
  .main-nav a i { display: none; }
  .main-nav .nav-sns { display: none; }
  .site-header { padding: 0 28px; }
  .brand { font-size: 1.05rem; }

  .split { flex-direction: row; align-items: center; gap: 48px; }
  .split > * { flex: 1; }
  .split.reverse { flex-direction: row-reverse; }

  .card-grid { grid-template-columns: repeat(4, 1fr); }
  .gallery-grid { grid-template-columns: repeat(4, 1fr); gap: 14px; }
  .gallery-item.wide { grid-column: span 2; }
  .gallery-item.wide img { aspect-ratio: 2 / 1; }

  .footer-inner { flex-direction: row; justify-content: space-between; }
  .section { padding: 76px 24px; }
  .hero { min-height: 78vh; }
  .page-hero { min-height: 38vh; }
}