/* ============================
   CSS RESET & NORMALIZE
============================ */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center, dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0; padding: 0; border: 0;
  font-size: 100%; font: inherit; vertical-align: baseline;
  box-sizing: border-box;
}
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {display: block;}
body { line-height: 1; }
ol, ul { list-style: none; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; border: none; display: block; }
button, input, textarea { font-family: inherit; }

/* ===============================
   CUSTOM PROPERTIES (BRAND)
=============================== */
:root {
  --color-primary: #256077;
  --color-primary-dark: #163c48;
  --color-secondary: #F5B053;
  --color-accent: #FFFFFF;
  --color-bg-main: #122331;
  --color-bg-panel: #162437;
  --color-text-main: #eaf5fa;
  --color-text-dark: #23272f;
  --color-text-light: #ebf2fa;
  --color-footer-bg: #192c3a;
  --color-success: #3af779;
  --color-error: #ff477e;
  --color-shadow: rgba(17,38,55,0.16);
}

/* ================================
   TYPOGRAPHY
================================ */
html {
  font-size: 16px;
  font-family: 'Noto Sans JP', 'Yu Gothic', 'メイリオ', 'Meiryo', sans-serif;
  color: var(--color-text-main);
  background: var(--color-bg-main);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6 {
  font-family: 'Noto Sans JP', 'Yu Gothic', Arial, sans-serif;
  color: var(--color-accent);
  font-weight: bold;
}
h1 { font-size: 2.75rem; letter-spacing: -1.5px; line-height: 1.1; }
h2 { font-size: 2rem;   margin-bottom: 16px; letter-spacing: -0.04em; }
h3 { font-size: 1.35rem; margin-bottom: 10px; letter-spacing: -0.03em; }
h4, h5, h6 { font-size: 1rem; margin-bottom: 5px; }
p,li { font-size: 1rem; line-height: 1.7; color: var(--color-text-light); }
.subheadline { font-size: 1.18rem; color: var(--color-secondary); letter-spacing: 0.03em; margin-bottom: 20px; }
strong { color: var(--color-accent); font-weight: 700; }
small { font-size: 0.91rem; color: #b1c5db; }

/* =====================================
   GENERAL SPACING & FLEX LAYOUTS
====================================== */
body { min-height: 100vh; }
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 18px;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}
.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-bg-panel);
  border-radius: 18px;
  box-shadow: 0 2px 16px var(--color-shadow);
}

/* ==================================
   HEADER + NAVIGATION
================================== */
header {
  background: linear-gradient(90deg, #1c2935 65%, var(--color-primary) 100%);
  box-shadow: 0 2px 18px 0 rgba(20,40,67,0.16);
  position: sticky; top: 0; z-index: 100;
  width: 100%;
}
header .container {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 24px;
  justify-content: space-between;
  padding: 12px 18px;
}
header a img { height: 44px; transition: filter 0.2s; }
nav {
  display: flex;
  flex-direction: row;
  gap: 20px;
  align-items: center;
}
nav a {
  color: var(--color-accent);
  font-size: 1.06rem;
  padding: 5px 10px;
  border-radius: 7px;
  transition: background 0.18s, color 0.2s;
  position: relative;
}
nav a:hover, nav a:focus {
  background: var(--color-secondary);
  color: var(--color-primary-dark);
}
.cta-btn {
  background: var(--color-secondary);
  color: var(--color-primary-dark);
  padding: 10px 24px;
  border: none;
  border-radius: 12px;
  font-weight: 700;
  font-size: 1.11rem;
  cursor: pointer;
  box-shadow: 0 1px 8px 0 #3344551a;
  transition: background 0.18s, color 0.18s, box-shadow 0.22s;
  margin-left: 18px;
}
.cta-btn:hover, .cta-btn:focus {
  background: var(--color-primary);
  color: var(--color-secondary);
  box-shadow: 0 2px 16px 0 #25607770;
}

/* ==============================
   MOBILE NAVIGATION
============================== */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 2.1rem;
  color: var(--color-secondary);
  cursor: pointer;
  z-index: 1101;
  margin-left: auto;
}
.mobile-menu {
  display: none;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  width: 100vw;
  background: rgba(18, 35, 49, 0.96);
  z-index: 1100;
  transform: translateX(-100%);
  transition: transform 0.37s cubic-bezier(.85,0,.38,1);
}
.mobile-menu.open {
  display: flex;
  transform: translateX(0);
}
.mobile-menu-close {
  background: transparent;
  border: none;
  color: var(--color-secondary);
  font-size: 2.2rem;
  margin: 18px 0 22px 16px;
  align-self: flex-start;
  cursor: pointer;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 0 0 0 26px;
  width: 100%;
}
.mobile-nav a {
  color: var(--color-accent);
  font-size: 1.16rem;
  padding: 10px 0;
  border-radius: 8px;
  width: 95vw;
  transition: background 0.18s, color 0.18s;
}
.mobile-nav a:active, .mobile-nav a:hover, .mobile-nav a:focus {
  background: var(--color-secondary);
  color: var(--color-primary-dark);
}

@media (max-width: 980px) {
  header .container nav { display: none; }
  .cta-btn { display: none; }
  .mobile-menu-toggle {
    display: block;
  }
}
@media (min-width: 981px) {
  .mobile-menu { display: none !important; }
}

/*============================= 
   MAIN SECTIONS & FLEX LAYOUTS
==============================*/
main {
  background: var(--color-bg-main);
}
section {
  margin-bottom: 60px;
  padding: 40px 0;
  width: 100%;
  background: transparent;
}
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  background: var(--color-bg-panel);
  border-radius: 14px;
  padding: 24px 18px;
  box-shadow: 0 2px 18px var(--color-shadow);
  margin-bottom: 20px;
  position: relative;
  min-width: 260px;
  transition: box-shadow 0.18s, transform 0.2s;
}
.card:hover, .card:focus-within {
  box-shadow: 0 6px 32px var(--color-shadow);
  transform: translateY(-2px) scale(1.025);
}
.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
  align-items: stretch;
  width: 100%;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  width: 100%;
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px;
  background: #fff;
  color: #192736;
  border-radius: 14px;
  box-shadow: 0 2px 16px #25607721;
  margin-bottom: 20px;
  min-width: 260px;
  max-width: 440px;
  transition: box-shadow 0.15s, transform 0.15s;
}
.testimonial-card strong, .testimonial-card span {
  color: #22344b;
  font-size: 1rem;
  font-weight: 600;
  margin-top: 10px;
  letter-spacing: 0.02em;
}
.testimonial-card:hover {
  box-shadow: 0 6px 28px #25607738;
  transform: scale(1.026);
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* Home Feature Grid, About/tour Feature Grid, etc */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  width: 100%;
  padding-top: 10px;
  justify-content: flex-start;
}
.feature-grid > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1 1 260px;
  min-width: 240px;
  max-width: 360px;
  background: var(--color-bg-panel);
  padding: 20px 16px 24px 16px;
  border-radius: 12px;
  box-shadow: 0 2px 16px var(--color-shadow);
  margin-bottom: 20px;
  transition: background 0.18s, box-shadow 0.2s, transform 0.20s;
}
.feature-grid > div:hover {
  background: #19395e;
  box-shadow: 0 6px 40px #2560772a;
  transform: scale(1.02);
}
.feature-grid img {
  width: 46px; height: 46px; margin-bottom: 7px; filter: drop-shadow(0 2px 3px #77ffff10);
}
.feature-grid h3 { color: var(--color-secondary); font-size: 1.15rem; }

/* Card grid for tours & experiences */
.tours-cards-grid, .experiences-cards-grid, .tours-list-short {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 22px 0;
}
.tours-cards-grid > div, .experiences-cards-grid > div, .tours-list-short > div {
  background: var(--color-bg-panel);
  border-radius: 14px;
  box-shadow: 0 2px 18px var(--color-shadow);
  padding: 22px 18px;
  flex: 1 1 260px;
  min-width: 230px;
  max-width: 340px;
  transition: box-shadow 0.17s, background 0.18s, transform 0.18s;
}
.tours-cards-grid > div:hover, .experiences-cards-grid > div:hover, .tours-list-short > div:hover {
  background: #19384e;
  box-shadow: 0 10px 34px #25607732;
  transform: scale(1.018);
}

/* Tabs for categories */
.tours-categories-tabs, .experiences-categories-tabs {
  display: flex;
  flex-direction: row;
  gap: 8px;
  font-size: 1.08rem;
  color: var(--color-secondary);
  margin: 18px 0 12px 0;
  align-items: center;
}
.tours-categories-tabs span, .experiences-categories-tabs span {
  transition: color 0.18s;
  cursor: pointer;
  padding: 2px 10px;
  border-radius: 8px;
}
.tours-categories-tabs span:hover, .experiences-categories-tabs span:hover {
  background: var(--color-secondary);
  color: var(--color-primary-dark);
}

/* About feature-icons */
.feature-icons {
  display: flex;
  flex-direction: row;
  gap: 18px;
  margin-top: 8px;
}
.feature-icons img { height: 32px; width: 32px; }

/* FAQ */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}
.faq-accordion h3 {
  color: var(--color-secondary);
  font-size: 1.1rem;
  margin-bottom: 2px;
  cursor: pointer;
  position: relative;
}
.faq-answer {
  background: var(--color-bg-panel);
  color: var(--color-text-light);
  border-radius: 10px;
  padding: 14px 18px;
  margin-top: 4px;
  font-size: 1rem;
  box-shadow: 0 1px 8px #25607712;
  transition: background 0.21s;
}
.faq-search {
  margin: 32px 0 0 0;
  display: flex;
  align-items: center;
  gap: 15px;
}
.faq-search input {
  border-radius: 7px;
  padding: 7px 16px;
  border: 1px solid #31425e;
  background: #14202c;
  color: var(--color-text-main);
  font-size: 1rem;
  outline: none;
  transition: border 0.18s, box-shadow 0.18s;
}
.faq-search input:focus {
  border: 1.5px solid var(--color-secondary);
  box-shadow: 0 1px 8px #a3e8ff2a;
}

/* =============================
   TESTIMONIALS, RATING & CTA
============================= */
.testimonial-slider, .testimonial-list {
  display: flex;
  flex-direction: row;
  gap: 24px;
  flex-wrap: wrap;
}
.rating-summary, .average-rating {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  margin: 24px 0 4px 0;
  font-size: 1.05rem;
  color: var(--color-secondary);
}
.rating-summary img, .average-rating img { width: 28px; height: 28px; filter: drop-shadow(0 2px 3px #FFD600); }
.featured-testimonials {
  margin-top: 34px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* ======================
   ADDRESS & MAP
====================== */
address {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-style: normal;
  color: var(--color-text-light);
  margin: 8px 0 16px 0;
}
address img {
  width: 18px; height: 18px; margin-right: 5px; display: inline-block; vertical-align: middle;
}
.map {
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 18px 0 8px 0;
  font-size: 1.08rem;
  color: var(--color-secondary);
}

.business-hours {
  margin: 10px 0;
  background: var(--color-bg-panel);
  padding: 14px 18px;
  border-radius: 9px;
}
.business-hours h3 {
  font-size: 1.02rem;
  color: var(--color-secondary);
}

/* ========================
   FOOTER
======================== */
footer {
  background: var(--color-footer-bg);
  padding: 38px 0 20px 0;
  margin-top: 36px;
}
footer .container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}
.footer-nav {
  display: flex;
  flex-direction: row;
  gap: 24px;
  margin-bottom: 12px;
}
.footer-nav a {
  color: var(--color-accent);
  font-size: 1rem;
  opacity: 0.85;
  transition: color 0.15s, opacity 0.15s;
}
.footer-nav a:hover, .footer-nav a:focus {
  color: var(--color-secondary);
  opacity: 1;
}
footer small {
  color: #b1c5db;
  margin-top: 14px;
}
footer address {
  font-size: 0.98rem;
  color: var(--color-text-main);
}

/* ====================
   CTA + NEXT STEPS
==================== */
.next-steps-links {
  display: flex;
  flex-direction: row;
  gap: 20px;
  margin-top: 22px;
}
.next-steps-links a {
  color: var(--color-secondary);
  border: 1.5px solid var(--color-secondary);
  background: transparent;
  padding: 9px 18px;
  border-radius: 10px;
  font-weight: 600;
  transition: background 0.18s, color 0.18s;
}
.next-steps-links a.cta-btn { border: none; color: var(--color-primary-dark); background: var(--color-secondary); }
.next-steps-links a:hover, .next-steps-links a:focus {
  background: var(--color-secondary);
  color: var(--color-primary-dark);
}

/* ======================
   ANIMATIONS / HOVER
====================== */
a, button, .card, .cta-btn, .footer-nav a, .next-steps-links a, .feature-grid > div, .testimonial-card, .card {
  transition: all .19s cubic-bezier(0.7, 0, 0.3, 1);
}

/* Neon Glow Effect for Futuristic Style */
.cta-btn, .card:hover, .feature-grid > div:hover, .testimonial-card:hover {
  box-shadow: 0 0 8px 0 #21cff3a2, 0 0 1em 0 #f5b05330, 0 3px 24px #25607770;
}
.cta-btn {
  text-shadow: 0 1px 8px #fff3,0 0 2px #ffcf0031;
}
.cta-btn:hover, .cta-btn:focus { color: var(--color-secondary); background: var(--color-primary); }

/* Highlights for tech/futuristic look */
.feature-grid > div,
.card, .testimonial-card {
  border: 1px solid #25607738;
}

/* Gradient separation bar */
hr {
  border: 0;
  border-top: 2px solid #25607788;
  margin: 30px 0;
}

/* =======================
   RESPONSIVE RESPONSIVENESS
====================== */
@media (max-width: 1000px) {
  .container { padding: 0 7vw; }
}
@media (max-width: 900px) {
  .feature-grid > div, .tours-cards-grid > div, .experiences-cards-grid > div, .tours-list-short > div, .testimonial-card {
    min-width: 98vw; max-width: none; flex: 1 1 98vw;
  }
  .feature-grid, .tours-cards-grid, .experiences-cards-grid, .tours-list-short, .testimonial-slider {
    flex-direction: column;
    gap: 24px;
    align-items: stretch;
  }
}
@media (max-width: 768px) {
  h1 { font-size: 2.06rem; }
  h2 { font-size: 1.45rem; }
  .container { padding: 0 12px; }
  .content-wrapper { gap: 17px; }
  section {padding: 26px 0;}
  .feature-grid, .tours-cards-grid, .experiences-cards-grid, .tours-list-short, .testimonial-slider, .testimonial-list {
    flex-direction: column;
    gap: 20px;
    align-items: stretch;
  }
  .feature-grid > div, .tours-cards-grid > div, .experiences-cards-grid > div, .tours-list-short > div, .testimonial-card {
    min-width: 98vw; max-width: none; margin-left: -18px; margin-right: -18px;
  }
  .tours-categories-tabs, .experiences-categories-tabs { flex-wrap: wrap; }
  .next-steps-links { flex-direction: column; gap: 14px; }
  .business-hours, .faq-answer { padding-left: 10px; padding-right: 10px; }
  .text-image-section { flex-direction: column; gap: 17px; }
}

@media (max-width: 600px) {
  .container { padding: 0 2vw; }
  .section {padding: 14px 1vw;}
}

/* =======================
   SCROLL & MICRO-EFFECTS
======================= */
::-webkit-scrollbar { width: 8px; background: #162534; }
::-webkit-scrollbar-thumb { background: #21405d; border-radius: 8px; }
::selection { background: #F5B05344; color: var(--color-primary-dark); }

/* ==========================
   COOKIE CONSENT BANNER
========================== */
.cookie-banner {
  position: fixed;
  left: 0; bottom: 0; width: 100vw;
  background: #162531eb;
  color: var(--color-accent);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 36px;
  padding: 18px 18px 18px 22px;
  border-radius: 16px 16px 0 0;
  box-shadow: 0 -2px 32px #25607766;
  z-index: 1300;
  font-size: 1rem;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.27s, transform 0.29s;
}
.cookie-banner.hide {
  opacity: 0;
  pointer-events: none;
  transform: translateY(96px);
}
.cookie-banner-buttons {
  display: flex;
  flex-direction: row;
  gap: 14px;
}
.cookie-banner button {
  background: var(--color-secondary);
  color: var(--color-primary-dark);
  border: none;
  border-radius: 8px;
  padding: 8px 21px;
  font-weight: 700;
  font-size: 1rem;
  margin: 0 0 0 4px;
  cursor: pointer;
  transition: background 0.16s, color 0.16s;
}
.cookie-banner button:hover, .cookie-banner button:focus {
  background: var(--color-primary);
  color: var(--color-secondary);
}

@media (max-width: 700px) {
  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 10px 4vw 12px 4vw;
    font-size: 0.98rem;
  }
  .cookie-banner-buttons {
    justify-content: flex-end;
  }
}

/* ==========================
   COOKIE SETTINGS MODAL
========================== */
.cookie-modal-overlay {
  position: fixed;
  left: 0; top: 0; width: 100vw; height: 100vh;
  background: rgba(18,29,44,0.90);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1700;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.32s;
}
.cookie-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: #152135;
  color: var(--color-accent);
  border-radius: 18px;
  box-shadow: 0 12px 42px #25607796;
  padding: 38px 30px 24px 30px;
  max-width: 97vw;
  width: 410px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 25px;
  animation: popin 0.37s cubic-bezier(.77,0,.32,1);
}
@keyframes popin {
  0% { transform: scale(0.88) translateY(16px); opacity: 0; }
  51% { transform: scale(1.04) translateY(-6px); }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}
.cookie-modal-close {
  position: absolute;
  top: 13px;
  right: 12px;
  background: none;
  border: none;
  color: #F5B053;
  font-size: 1.7rem;
  cursor: pointer;
  z-index: 1;
}
.cookie-category {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 16px;
  margin: 4px 0;
}
.cookie-category label {
  font-size: 1rem;
}
.cookie-category input[type='checkbox'] {
  appearance: none;
  width: 22px; height: 22px;
  outline: none;
  border-radius: 6px;
  background: var(--color-footer-bg);
  border: 2px solid #115d82;
  position: relative;
  cursor: pointer;
  transition: background 0.12s, border-color 0.18s;
}
.cookie-category input[type='checkbox']:checked {
  background: #3af779;
  border-color: #1dd199;
}
.cookie-category input[type='checkbox']:checked:after {
  content: '';
  display: block;
  position: absolute;
  width: 13px; height: 13px;
  left: 3.5px; top: 3.5px;
  background: #fff;
  border-radius: 3px;
}
.cookie-category .locked {
  color: #48f3e7;
  margin-left: 7px;
  font-size: 10px;
}

.cookie-modal-actions {
  display: flex;
  flex-direction: row;
  gap: 13px;
  margin-top: 10px;
}
.cookie-modal-actions button {
  color: var(--color-primary-dark);
  background: var(--color-secondary);
  border: none; border-radius: 9px;
  padding: 9px 17px;
  font-size: 1rem; font-weight: 600;
  transition: background 0.13s, color 0.13s;
}
.cookie-modal-actions button:hover, .cookie-modal-actions button:focus {
  background: var(--color-primary);
  color: var(--color-secondary);
}
@media (max-width: 500px) {
  .cookie-modal { padding: 19px 4vw 11px 4vw; width: 100vw; }
}

/*================= END ==================*/