@charset "UTF-8";

/* =========================================================================
   Arsene Design System & Variables
   ========================================================================= */
:root {
  --bg-dark: #121212;
  --bg-card: rgba(255, 255, 255, 0.03);
  --border-color: rgba(255, 255, 255, 0.08);
  --text-main: #f0f0f0;
  --text-muted: #999999;
  
  --accent-green: #39C5BB;
  --accent-green-dark: rgba(57, 197, 187, 0.15);
  --accent-green-hover: #2baea5;
  
  --font-en: 'Montserrat', sans-serif;
  --font-ja: 'Noto Sans JP', sans-serif;
  --font-logo: 'Cinzel', serif;
}

/* =========================================================================
   Reset & Base Styles
   ========================================================================= */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  overflow-x: hidden;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-ja);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-green);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

a:hover {
  opacity: 0.8;
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

/* =========================================================================
   Typography
   ========================================================================= */
h1, h2, h3, h4, h5, h6 {
  font-weight: 500;
  color: #fff;
  line-height: 1.4;
}

.en-title {
  font-family: var(--font-en);
  font-weight: 600;
  letter-spacing: 0.1em;
}

.section-title-wrap {
  text-align: center;
  margin-bottom: 50px;
}

.section-title-wrap .en {
  display: block;
  font-family: var(--font-en);
  font-size: 0.9rem;
  color: var(--accent-green);
  letter-spacing: 0.2em;
  margin-bottom: 5px;
  text-transform: uppercase;
}

.section-title-wrap .ja {
  font-size: 1.8rem;
  letter-spacing: 0.05em;
}

/* =========================================================================
   Layout: Header / Nav
   ========================================================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(18, 18, 18, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-family: var(--font-logo);
  font-size: 1.8rem;
  color: #fff;
  letter-spacing: 0.1em;
}

.global-nav {
  display: none; /* Mobile default hidden, will use hamburger or bottom nav */
}

@media (min-width: 768px) {
  .global-nav {
    display: flex;
    gap: 30px;
  }
  .global-nav a {
    color: #fff;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
  }
  .global-nav a:hover {
    color: var(--accent-green);
  }
}

/* Mobile Bottom Nav */
.bottom-nav {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: #111;
  border-top: 1px solid var(--border-color);
  z-index: 1000;
}

.bottom-nav-item {
  flex: 1;
  text-align: center;
  padding: 10px 0;
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.bottom-nav-item i {
  font-size: 1.2rem;
}

.bottom-nav-item.active {
  color: var(--accent-green);
}

.bottom-nav-action {
  background-color: var(--accent-green);
  color: #000;
  font-weight: 600;
}

@media (min-width: 768px) {
  .bottom-nav {
    display: none;
  }
}

/* Main Content Padding for fixed header */
main {
  padding-top: 70px;
  padding-bottom: 80px; /* space for bottom nav on mobile */
}

@media (min-width: 768px) {
  main {
    padding-bottom: 0;
  }
}

/* =========================================================================
   Buttons & CTAs
   ========================================================================= */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent-green);
  color: #121212;
  border: 2px solid var(--accent-green);
}

.btn-primary:hover {
  background: #fff;
  border-color: #fff;
  color: #121212;
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  border-color: var(--accent-green);
  color: var(--accent-green);
}

.floating-cta {
  position: fixed;
  bottom: 80px; /* Above bottom nav */
  right: 20px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

@media (min-width: 768px) {
  .floating-cta {
    bottom: 30px;
    right: 30px;
  }
}

.cta-bubble {
  background: var(--accent-green);
  color: #000;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.5);
  font-size: 1.5rem;
  transition: transform 0.2s ease;
}

.cta-bubble:hover {
  transform: scale(1.1);
  opacity: 1;
}

/* =========================================================================
   Cards & Content Blocks
   ========================================================================= */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 30px 20px;
  text-align: center;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(57, 197, 187, 0.4);
}

.card-icon {
  font-size: 2.5rem;
  color: var(--accent-green);
  margin-bottom: 20px;
}

.card-title {
  font-size: 1.2rem;
  margin-bottom: 15px;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* =========================================================================
   Price Tables
   ========================================================================= */
.price-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 30px;
  margin-bottom: 30px;
}

.price-box-title {
  font-size: 1.3rem;
  color: #fff;
  display: inline-block;
  background: var(--accent-green-dark);
  padding: 4px 12px;
  border-radius: 4px;
  border-left: 2px solid var(--accent-green);
  margin-bottom: 15px;
}

.price-box-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.price-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
}

@media (min-width: 600px) {
  .price-list.two-col {
    grid-template-columns: 1fr 1fr;
    column-gap: 30px;
  }
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px dotted var(--border-color);
}

.price-row:last-child {
  border-bottom: none;
}

.price-size {
  font-size: 0.95rem;
}

.price-amount {
  font-family: var(--font-en);
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

table.price-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

table.price-table th, table.price-table td {
  padding: 15px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

table.price-table th {
  background: rgba(255,255,255,0.02);
  color: var(--accent-green);
  font-weight: 500;
  white-space: nowrap;
}

table.price-table td {
  color: #e0e0e0;
}

table.price-table td.num {
  font-family: var(--font-en);
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
}

.note {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: block;
  margin-top: 10px;
}

/* =========================================================================
   Footer
   ========================================================================= */
.site-footer {
  background: #0a0a0a;
  padding: 60px 0 100px; /* extra bottom padding for mobile bottom nav */
  text-align: center;
  border-top: 1px solid var(--border-color);
}

@media (min-width: 768px) {
  .site-footer {
    padding-bottom: 60px;
  }
}

.footer-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 30px;
}

.footer-nav a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-nav a:hover {
  color: var(--accent-green);
}

.copyright {
  color: #555;
  font-size: 0.8rem;
  font-family: var(--font-en);
}