/* ================================================================
   Poo Market - style.css
   荒野行動アカウント販売 / イエロー・キュート系テーマ
================================================================ */

/* ----------------------------------------------------------------
   1. CSS VARIABLES & RESET
---------------------------------------------------------------- */
:root {
  --color-bg:          #0f0f0f;
  --color-bg-2:        #161616;
  --color-bg-card:     #1a1a1a;
  --color-border:      rgba(255, 255, 255, 0.08);
  --color-border-y:    rgba(255, 220, 50, 0.4);

  --color-y:           #ffdc32;
  --color-y-light:     #ffe766;
  --color-y-pale:      #fff9d6;
  --color-y-dim:       rgba(255, 220, 50, 0.12);
  --color-y-glow:      rgba(255, 220, 50, 0.25);

  --color-pink:        #ff6b9d;
  --color-mint:        #4ecdc4;
  --color-lavender:    #c084fc;

  --color-text:        #f5f5f5;
  --color-text-muted:  #888;
  --color-text-dim:    #444;

  --color-line:        #06c755;
  --color-sold:        #ff4d6d;

  --grad-y:            linear-gradient(135deg, #ffdc32 0%, #ffe766 50%, #ffb800 100%);
  --grad-y-soft:       linear-gradient(135deg, rgba(255,220,50,0.15) 0%, rgba(255,220,50,0.05) 100%);
  --grad-card:         linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.01) 100%);

  --font-display:      'Outfit', sans-serif;
  --font-body:         'Noto Sans JP', sans-serif;

  --section-gap:       clamp(72px, 10vw, 120px);
  --container-w:       1100px;
  --container-px:      clamp(16px, 5vw, 48px);

  --radius-sm:         10px;
  --radius-md:         18px;
  --radius-lg:         26px;
  --radius-xl:         36px;
  --radius-full:       999px;

  --shadow-card:       0 4px 32px rgba(0,0,0,0.5), 0 1px 0 rgba(255,255,255,0.04) inset;
  --shadow-y:          0 0 30px rgba(255,220,50,0.2);
  --shadow-btn:        0 6px 24px rgba(255,220,50,0.35);

  --ease:              cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce:       cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration:          0.28s;
}

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

html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; color: inherit; }

/* ----------------------------------------------------------------
   2. TYPOGRAPHY
---------------------------------------------------------------- */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.2; font-weight: 700; }

/* ----------------------------------------------------------------
   3. UTILITY
---------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

.section { padding-block: var(--section-gap); position: relative; }
section[id] { scroll-margin-top: 80px; }

.section-header { text-align: center; margin-bottom: clamp(36px, 6vw, 64px); }

.section-header__label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--color-y);
  background: var(--color-y-dim);
  border: 1.5px solid var(--color-border-y);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.section-header__label::before { content: 'star'; font-family: 'Font Awesome 6 Free'; font-weight: 900; font-size: 0.5rem; content: '\2726'; }

.section-header__title {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 12px;
  letter-spacing: -0.025em;
}

.section-header__title em { font-style: normal; color: var(--color-y); }

.section-header__desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  max-width: 460px;
  margin-inline: auto;
}

/* ----------------------------------------------------------------
   4. BUTTONS
---------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after { content: ''; position: absolute; inset: 0; background: rgba(255,255,255,0.1); opacity: 0; transition: opacity var(--duration); }
.btn:hover::after { opacity: 1; }
.btn:active { transform: scale(0.96); }

.btn--primary { background: var(--grad-y); color: #1a1000; box-shadow: var(--shadow-btn); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 10px 36px rgba(255,220,50,0.5); }

.btn--line { background: var(--color-line); color: #fff; box-shadow: 0 6px 20px rgba(6,199,85,0.3); }
.btn--line:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(6,199,85,0.45); }

.btn--x { background: #fff; color: #000; box-shadow: 0 6px 20px rgba(255,255,255,0.1); }
.btn--x:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(255,255,255,0.2); }

.btn--ghost { background: transparent; color: var(--color-text); border: 1.5px solid var(--color-border); }
.btn--ghost:hover { border-color: var(--color-y); color: var(--color-y); }

.btn--lg { padding: 16px 36px; font-size: 1.05rem; }
.btn--disabled, .btn[disabled] { opacity: 0.35; cursor: not-allowed; pointer-events: none; }

/* ----------------------------------------------------------------
   4b. ACCORDION
---------------------------------------------------------------- */
.accordion-group { display: flex; flex-direction: column; gap: 10px; max-width: 760px; margin-inline: auto; }

.accordion {
  background: var(--grad-card);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--duration);
}

.accordion:hover { border-color: var(--color-border-y); }
.accordion[data-open="true"] { border-color: var(--color-border-y); background: linear-gradient(145deg, rgba(255,220,50,0.05) 0%, rgba(255,255,255,0.01) 100%); }

.accordion__trigger {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 18px 20px;
  text-align: left;
  font-family: var(--font-body);
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--color-text);
  background: none;
  cursor: pointer;
  transition: background var(--duration);
}

.accordion__trigger:hover { background: rgba(255,255,255,0.025); }

.accordion__icon {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  background: var(--color-y-dim);
  color: var(--color-y);
  border: 1.5px solid var(--color-border-y);
}

.accordion__icon--q { font-family: var(--font-display); font-size: 0.9rem; font-weight: 800; }
.accordion__label { flex: 1; }

.accordion__arrow {
  flex-shrink: 0;
  color: var(--color-text-muted);
  font-size: 0.7rem;
  transition: transform 0.32s var(--ease);
}

.accordion[data-open="true"] .accordion__arrow { transform: rotate(180deg); color: var(--color-y); }

.accordion__body {
  padding: 0 20px 20px 68px;
  color: var(--color-text-muted);
  font-size: 0.88rem;
  line-height: 1.85;
  animation: accordionOpen 0.28s var(--ease) forwards;
}

@keyframes accordionOpen { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

/* ----------------------------------------------------------------
   5. HEADER
---------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(15,15,15,0.8);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--duration), box-shadow var(--duration);
}

.header.scrolled { background: rgba(15,15,15,0.96); box-shadow: 0 4px 30px rgba(0,0,0,0.5); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--container-px);
  width: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: var(--color-text);
}

.header__logo-icon { color: var(--color-y); font-size: 1.1rem; }
.header__logo-text em { color: var(--color-y); font-style: normal; margin-left: 2px; }

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

.header__nav-list { display: flex; align-items: center; gap: 2px; }

.header__nav-link {
  padding: 8px 12px;
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-full);
  transition: color var(--duration), background var(--duration);
}

.header__nav-link:hover { color: var(--color-y); background: var(--color-y-dim); }

.header__nav-cta {
  margin-left: 8px;
  padding: 9px 20px;
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 700;
  color: #1a1000;
  background: var(--grad-y);
  border-radius: var(--radius-full);
  box-shadow: 0 4px 14px rgba(255,220,50,0.3);
  transition: all var(--duration) var(--ease);
}

.header__nav-cta:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(255,220,50,0.45); }

.header__burger { display: flex; flex-direction: column; gap: 5px; padding: 6px; z-index: 101; }
.header__burger span { display: block; width: 22px; height: 2px; background: var(--color-text); border-radius: 2px; transition: all 0.32s var(--ease); transform-origin: center; }
.header__burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__burger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.header__burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (min-width: 768px) { .header__burger { display: none; } }

.mobile-menu {
  position: fixed;
  top: 62px; left: 0; right: 0;
  background: rgba(15,15,15,0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: 14px var(--container-px) 22px;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 0.28s var(--ease), transform 0.28s var(--ease);
  z-index: 99;
}

.mobile-menu.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.mobile-menu__list { display: flex; flex-direction: column; gap: 2px; }

.mobile-menu__link {
  display: block;
  padding: 13px 16px;
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: all var(--duration);
}

.mobile-menu__link:hover { color: var(--color-y); background: var(--color-y-dim); }

.mobile-menu__link--cta {
  margin-top: 10px;
  text-align: center;
  background: var(--color-line);
  color: #fff;
  font-weight: 700;
  border-radius: var(--radius-full);
}

.mobile-menu__link--cta:hover { background: #05b34d; color: #fff; }

/* ----------------------------------------------------------------
   6. HERO
---------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 62px;
  overflow: hidden;
}

.hero__bg { position: absolute; inset: 0; z-index: 0; }

.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,220,50,0.12) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 100%);
}

.hero__bg-glow { position: absolute; border-radius: 50%; filter: blur(90px); pointer-events: none; }

.hero__bg-glow--1 {
  width: 700px; height: 450px;
  top: -120px; left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(255,220,50,0.2) 0%, transparent 70%);
  animation: glowPulseCenter 6s ease-in-out infinite alternate;
}

.hero__bg-glow--2 {
  width: 350px; height: 280px;
  bottom: 80px; right: -80px;
  background: radial-gradient(ellipse, rgba(255,107,157,0.15) 0%, transparent 70%);
  animation: glowPulseSide 8s ease-in-out infinite alternate-reverse;
}

@keyframes glowPulseCenter {
  from { opacity: 0.7; transform: translateX(-50%) scale(1); }
  to   { opacity: 1;   transform: translateX(-50%) scale(1.12); }
}
@keyframes glowPulseSide {
  from { opacity: 0.5; transform: scale(1); }
  to   { opacity: 1;   transform: scale(1.15); }
}

.hero__bg-noise { position: absolute; inset: 0; opacity: 0.02; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); background-size: 200px; }

.hero__inner { position: relative; z-index: 1; padding-block: 80px 56px; text-align: center; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--color-y);
  background: var(--color-y-dim);
  border: 1.5px solid var(--color-border-y);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 26px;
  letter-spacing: 0.02em;
}

.hero__title { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }

.hero__title-sub {
  font-family: var(--font-display);
  font-size: clamp(0.72rem, 2vw, 0.82rem);
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.hero__title-main {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--color-text);
}

.hero__title-main em {
  font-style: normal;
  background: var(--grad-y);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__desc { font-size: clamp(0.88rem, 2.2vw, 1rem); color: var(--color-text-muted); max-width: 460px; margin-inline: auto; margin-bottom: 38px; line-height: 1.95; }
.hero__cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 56px; }
.hero__scroll { display: flex; flex-direction: column; align-items: center; gap: 10px; color: var(--color-text-dim); font-family: var(--font-display); font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase; }

.hero__scroll-line {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, rgba(255,220,50,0.4), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(1); transform-origin: top; opacity: 0; }
}

/* ----------------------------------------------------------------
   7. STATS
---------------------------------------------------------------- */
.stats { padding-block: 0; margin-top: -1px; background: var(--color-bg-2); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.stats__list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; }
@media (min-width: 600px) { .stats__list { grid-template-columns: repeat(4, 1fr); } }

.stats__item { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 28px 14px; border-right: 1px solid var(--color-border); text-align: center; }
.stats__item:last-child { border-right: none; }
@media (max-width: 599px) { .stats__item:nth-child(even) { border-right: none; } .stats__item:nth-child(1), .stats__item:nth-child(2) { border-bottom: 1px solid var(--color-border); } }

.stats__num { font-family: var(--font-display); font-size: clamp(1.9rem, 5vw, 2.6rem); font-weight: 900; background: var(--grad-y); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; }
.stats__unit { font-family: var(--font-display); font-size: 0.82rem; color: var(--color-y); margin-left: 2px; }
.stats__label { font-size: 0.72rem; color: var(--color-text-muted); margin-top: 5px; letter-spacing: 0.04em; }

/* ----------------------------------------------------------------
   8. TRUST
---------------------------------------------------------------- */
.trust { background: var(--color-bg); }
.trust__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }

.trust__card {
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: border-color var(--duration), transform var(--duration), box-shadow var(--duration);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.trust__card::after { content: ''; position: absolute; bottom: -30px; right: -30px; width: 100px; height: 100px; border-radius: 50%; background: var(--color-y-dim); transition: all 0.4s var(--ease); pointer-events: none; }
.trust__card:hover { border-color: var(--color-border-y); transform: translateY(-4px); box-shadow: 0 12px 44px rgba(0,0,0,0.4), var(--shadow-y); }
.trust__card:hover::after { transform: scale(2.5); }

.trust__card-icon { width: 50px; height: 50px; display: flex; align-items: center; justify-content: center; background: var(--color-y-dim); border: 1.5px solid var(--color-border-y); border-radius: var(--radius-md); color: var(--color-y); font-size: 1.2rem; margin-bottom: 18px; position: relative; z-index: 1; }
.trust__card-title { font-size: 0.98rem; font-weight: 700; color: var(--color-text); margin-bottom: 9px; position: relative; z-index: 1; }
.trust__card-desc { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.8; position: relative; z-index: 1; }

/* ----------------------------------------------------------------
   9. PRICE FILTER
---------------------------------------------------------------- */
.price-filter { background: var(--color-bg-2); padding-block: 48px; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.price-filter__tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }

.price-filter__tab { padding: 10px 22px; font-family: var(--font-display); font-size: 0.88rem; font-weight: 600; color: var(--color-text-muted); background: rgba(255,255,255,0.04); border: 1.5px solid var(--color-border); border-radius: var(--radius-full); transition: all var(--duration) var(--ease); cursor: pointer; }
.price-filter__tab:hover { border-color: var(--color-y); color: var(--color-y); background: var(--color-y-dim); }
.price-filter__tab.active { background: var(--grad-y); color: #1a1000; border-color: transparent; box-shadow: var(--shadow-btn); }

/* ----------------------------------------------------------------
   10. PRODUCTS
---------------------------------------------------------------- */
.products { background: var(--color-bg); }
.products__grid { display: grid; grid-template-columns: 1fr; gap: 18px; }

.product-card {
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--duration), transform var(--duration), box-shadow var(--duration);
  box-shadow: var(--shadow-card);
  position: relative;
  display: flex;
  flex-direction: column;
}

.product-card:hover { border-color: var(--color-border-y); transform: translateY(-5px); box-shadow: 0 16px 50px rgba(0,0,0,0.5), var(--shadow-y); }

.product-card__badges { position: absolute; top: 10px; left: 10px; display: flex; flex-direction: column; gap: 5px; z-index: 2; }

.badge { display: inline-flex; align-items: center; gap: 4px; padding: 4px 10px; border-radius: var(--radius-full); font-family: var(--font-display); font-size: 0.67rem; font-weight: 700; letter-spacing: 0.04em; backdrop-filter: blur(8px); }
.badge--sold    { background: rgba(255,77,109,0.9);   color: #fff; }
.badge--rec     { background: rgba(192,132,252,0.9);  color: #fff; }
.badge--new     { background: rgba(255,220,50,0.95);  color: #1a1000; }
.badge--hot     { background: rgba(255,107,157,0.9);  color: #fff; }

.product-card__img-wrap { position: relative; aspect-ratio: 1 / 1; overflow: hidden; background: var(--color-bg-2); }
.product-card__img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--ease); }
.product-card:hover .product-card__img { transform: scale(1.06); }

.product-card--sold .product-card__img-wrap::after { content: 'SOLD OUT'; position: absolute; inset: 0; background: rgba(0,0,0,0.65); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 1.2rem; font-weight: 900; letter-spacing: 0.15em; color: rgba(255,255,255,0.5); backdrop-filter: blur(3px); }

.product-card__body { padding: 16px 18px 18px; flex: 1; display: flex; flex-direction: column; }
.product-card__title { font-family: var(--font-display); font-size: 0.92rem; font-weight: 700; color: var(--color-text); margin-bottom: 9px; line-height: 1.45; }
.product-card__tags { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 12px; }

.product-card__tag { display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px; font-size: 0.68rem; font-weight: 500; color: var(--color-text-muted); background: rgba(255,255,255,0.04); border: 1px solid var(--color-border); border-radius: var(--radius-sm); white-space: nowrap; }
.product-card__tag i { font-size: 0.6rem; color: var(--color-y); }

.product-card__price { margin-top: auto; margin-bottom: 12px; display: flex; align-items: baseline; gap: 4px; }
.product-card__price-num { font-family: var(--font-display); font-size: 1.45rem; font-weight: 800; background: var(--grad-y); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; letter-spacing: -0.02em; }
.product-card__price-unit { font-size: 0.76rem; color: var(--color-text-muted); }

.product-card__btn { width: 100%; padding: 11px; font-family: var(--font-display); font-size: 0.86rem; font-weight: 700; color: #1a1000; background: var(--grad-y); border: none; border-radius: var(--radius-md); transition: all var(--duration) var(--ease); text-align: center; cursor: pointer; box-shadow: 0 3px 12px rgba(255,220,50,0.25); }
.product-card__btn:hover:not(.product-card__btn--sold) { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(255,220,50,0.4); }
.product-card__btn--sold { color: var(--color-text-dim); background: rgba(255,255,255,0.04); border: 1px solid var(--color-border); box-shadow: none; cursor: not-allowed; pointer-events: none; }

.products__empty { text-align: center; padding: 80px 20px; color: var(--color-text-muted); font-size: 0.92rem; line-height: 2; }
.products__empty i { display: block; font-size: 2.4rem; margin-bottom: 14px; color: var(--color-text-dim); }

/* ----------------------------------------------------------------
   11. FLOW
---------------------------------------------------------------- */
.flow { background: var(--color-bg-2); border-top: 1px solid var(--color-border); }

.flow__list { display: flex; flex-direction: column; max-width: 660px; margin-inline: auto; position: relative; }
.flow__list::before { content: ''; position: absolute; left: 34px; top: 48px; bottom: 48px; width: 1px; background: linear-gradient(to bottom, var(--color-y-dim), transparent); }

.flow__item { display: flex; align-items: flex-start; gap: 18px; padding: 22px 0; position: relative; }
.flow__num { position: absolute; top: 16px; left: -6px; font-family: var(--font-display); font-size: 0.6rem; font-weight: 800; color: var(--color-y); letter-spacing: 0.04em; writing-mode: vertical-rl; }
.flow__icon { flex-shrink: 0; margin-left: 26px; width: 52px; height: 52px; display: flex; align-items: center; justify-content: center; background: var(--color-y-dim); border: 1.5px solid var(--color-border-y); border-radius: var(--radius-md); color: var(--color-y); font-size: 1.15rem; position: relative; z-index: 1; }
.flow__content { padding-top: 7px; flex: 1; }
.flow__title { font-size: 0.98rem; font-weight: 700; color: var(--color-text); margin-bottom: 5px; }
.flow__desc { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.8; }

/* ----------------------------------------------------------------
   12. WARRANTY
---------------------------------------------------------------- */
.warranty { background: var(--color-bg); }
.warranty__list { display: flex; flex-direction: column; gap: 9px; }
.warranty__list li { padding-left: 16px; position: relative; font-size: 0.88rem; color: var(--color-text-muted); line-height: 1.8; }
.warranty__list li::before { content: '\2726'; position: absolute; left: 0; color: var(--color-y); font-size: 0.5rem; top: 6px; }

/* ----------------------------------------------------------------
   13. FAQ
---------------------------------------------------------------- */
.faq { background: var(--color-bg-2); border-top: 1px solid var(--color-border); }

/* ----------------------------------------------------------------
   14. CONTACT
---------------------------------------------------------------- */
.contact { background: var(--color-bg); position: relative; overflow: hidden; }
.contact::before { content: ''; position: absolute; top: -60px; left: 50%; transform: translateX(-50%); width: 700px; height: 400px; background: radial-gradient(ellipse, rgba(255,220,50,0.08) 0%, transparent 65%); pointer-events: none; }
.contact__inner { text-align: center; position: relative; z-index: 1; }

.contact__status { display: inline-flex; align-items: center; gap: 8px; font-size: 0.83rem; color: #4ade80; background: rgba(74,222,128,0.08); border: 1.5px solid rgba(74,222,128,0.2); padding: 6px 16px; border-radius: var(--radius-full); margin-bottom: 28px; font-weight: 600; }
.contact__status-dot { width: 7px; height: 7px; border-radius: 50%; background: #4ade80; animation: ping 1.5s cubic-bezier(0,0,0.2,1) infinite; }

@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(74,222,128,0.5); } 75% { box-shadow: 0 0 0 8px rgba(74,222,128,0); } 100% { box-shadow: 0 0 0 0 rgba(74,222,128,0); } }

.contact__btns { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-bottom: 24px; }
.contact__note { display: flex; align-items: center; justify-content: center; gap: 7px; font-size: 0.78rem; color: var(--color-text-muted); }
.contact__note i { color: var(--color-y); font-size: 0.72rem; }

/* ----------------------------------------------------------------
   15. FOOTER
---------------------------------------------------------------- */
.footer { background: var(--color-bg-2); border-top: 1px solid var(--color-border); padding-block: 36px 28px; }
.footer__inner { display: flex; flex-direction: column; align-items: center; gap: 20px; text-align: center; }
.footer__logo { display: flex; align-items: center; gap: 8px; font-family: var(--font-display); font-size: 0.95rem; font-weight: 800; color: var(--color-text); }
.footer__logo i { color: var(--color-y); }
.footer__logo em { color: var(--color-y); font-style: normal; margin-left: 2px; }
.footer__nav-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 5px 18px; }
.footer__nav-link { font-size: 0.78rem; color: var(--color-text-muted); transition: color var(--duration); }
.footer__nav-link:hover { color: var(--color-y); }
.footer__copy { font-size: 0.72rem; color: var(--color-text-dim); }

/* ----------------------------------------------------------------
   16. SCROLL TOP
---------------------------------------------------------------- */
.scroll-top { position: fixed; bottom: 22px; right: 18px; width: 42px; height: 42px; border-radius: 50%; background: var(--color-bg-card); border: 1.5px solid var(--color-border-y); color: var(--color-y); display: flex; align-items: center; justify-content: center; font-size: 0.82rem; box-shadow: 0 4px 14px rgba(0,0,0,0.3); transition: all var(--duration) var(--ease); z-index: 90; opacity: 0; transform: translateY(12px); }
.scroll-top:not([hidden]) { opacity: 1; transform: translateY(0); }
.scroll-top:hover { background: var(--grad-y); color: #1a1000; border-color: transparent; transform: translateY(-2px); }

/* ----------------------------------------------------------------
   MODAL
---------------------------------------------------------------- */
.modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; padding: 16px; pointer-events: none; opacity: 0; transition: opacity 0.28s var(--ease); }
.modal--open { pointer-events: auto; opacity: 1; }
.modal__overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.88); backdrop-filter: blur(6px); }

/* モーダル全体パネル：上下2分割構造 */
.modal__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  height: 90svh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border-y);
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 80px rgba(0,0,0,0.7), var(--shadow-y);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.35s var(--ease-bounce);
  overflow: hidden;
}

.modal--open .modal__panel { transform: translateY(0) scale(1); }

.modal__close {
  position: absolute; top: 12px; right: 12px; z-index: 10;
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(0,0,0,0.5); border: 1px solid var(--color-border);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; cursor: pointer; transition: all var(--duration);
}
.modal__close:hover { background: rgba(255,220,50,0.3); color: var(--color-y); border-color: var(--color-border-y); }

/* 動画エリア：上部55%固定 */
.modal__video-wrap,
.modal__thumb-wrap {
  width: 100%;
  height: 55%;
  flex-shrink: 0;
  background: #000;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  overflow: hidden;
  position: relative;
}

.modal__video,
.modal__thumb { width: 100%; height: 100%; object-fit: cover; }

/* 商品情報エリア：残り45%でスクロール */
.modal__body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.modal__title { font-size: 0.92rem; font-weight: 700; color: var(--color-text); line-height: 1.5; }
.modal__tags { display: flex; flex-wrap: wrap; gap: 5px; }
.modal__price { display: flex; align-items: baseline; gap: 4px; }
.modal__price-num { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; background: var(--grad-y); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.modal__price-unit { font-size: 0.78rem; color: var(--color-text-muted); }

/* LINEボタン：常に見える位置に固定 */
.modal__line-btn { width: 100%; justify-content: center; font-size: 1rem; border-radius: var(--radius-full); flex-shrink: 0; }
.modal__note { display: flex; align-items: flex-start; gap: 7px; font-size: 0.76rem; color: var(--color-text-muted); line-height: 1.6; }
.modal__note i { color: var(--color-y); margin-top: 2px; flex-shrink: 0; }

/* ----------------------------------------------------------------
   17. FADE-IN
---------------------------------------------------------------- */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); transition-delay: var(--delay, 0s); }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ----------------------------------------------------------------
   18. RESPONSIVE
---------------------------------------------------------------- */
@media (max-width: 400px) { .hero__title-main { font-size: 2.1rem; } .btn { padding: 12px 18px; font-size: 0.875rem; } .btn--lg { padding: 14px 22px; font-size: 0.95rem; } }

@media (max-width: 520px) {
  .hero__cta { flex-direction: column; align-items: center; }
  .hero__cta .btn { width: min(100%, 300px); }
  .contact__btns { flex-direction: column; align-items: center; }
  .contact__btns .btn { width: min(100%, 320px); }
  .accordion__body { padding: 0 16px 16px 16px; }
}

@media (min-width: 600px) { .products__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .products__grid { grid-template-columns: repeat(3, 1fr); } .flow__list::before { left: 52px; } .flow__icon { margin-left: 44px; } }
@media (min-width: 1024px) { .products__grid { grid-template-columns: repeat(4, 1fr); } }

/* ----------------------------------------------------------------
   Misc
---------------------------------------------------------------- */
::selection { background: rgba(255,220,50,0.3); color: var(--color-text); }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: rgba(255,220,50,0.25); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-y); }

/* ----------------------------------------------------------------
   HERO MASCOT（サイトの象徴・円形画像）
---------------------------------------------------------------- */
.hero__mascot {
  margin-inline: auto;
  margin-bottom: 28px;
  width: clamp(130px, 32vw, 200px);
  height: clamp(130px, 32vw, 200px);
  border-radius: 50%;
  overflow: hidden;
  /* 黄色の光輪エフェクト */
  border: 3px solid var(--color-border-y);
  box-shadow:
    0 0 0 7px var(--color-y-dim),
    0 0 50px rgba(255, 220, 50, 0.4),
    0 8px 32px rgba(0, 0, 0, 0.5);
  /* ふわふわ浮かぶアニメーション */
  animation: mascotFloat 4s ease-in-out infinite;
  position: relative;
  z-index: 1;
}

.hero__mascot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* 画像の黒背景を自然に馴染ませる */
  mix-blend-mode: normal;
}

@keyframes mascotFloat {
  0%, 100% { transform: translateY(0px) scale(1); }
  50%       { transform: translateY(-12px) scale(1.02); }
}

/* ----------------------------------------------------------------
   LINE ガイドモーダル
---------------------------------------------------------------- */
.line-guide {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.28s var(--ease);
}

.line-guide--open {
  pointer-events: auto;
  opacity: 1;
}

.line-guide__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(6px);
}

.line-guide__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 480px;
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border-y);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 32px 24px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  transform: translateY(100%);
  transition: transform 0.35s var(--ease-bounce);
  box-shadow: 0 -8px 40px rgba(0,0,0,0.5), var(--shadow-y);
}

.line-guide--open .line-guide__panel {
  transform: translateY(0);
}

.line-guide__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.07);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--duration);
}

.line-guide__close:hover {
  background: rgba(255,220,50,0.15);
  color: var(--color-y);
}

.line-guide__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: #fff;
  box-shadow: 0 4px 20px rgba(6,199,85,0.4);
}

.line-guide__title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-text);
  margin: 0;
}

.line-guide__desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.line-guide__steps {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
}

.line-guide__step {
  display: flex;
  align-items: center;
  gap: 14px;
  text-align: left;
}

.line-guide__step-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-y-dim);
  border: 1.5px solid var(--color-border-y);
  color: var(--color-y);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.line-guide__step p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.line-guide__step p strong {
  color: var(--color-text);
}

.line-guide__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px;
  background: var(--color-line);
  color: #fff;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  box-shadow: 0 6px 24px rgba(6,199,85,0.4);
  transition: all var(--duration) var(--ease);
  text-decoration: none;
}

.line-guide__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(6,199,85,0.5);
}

.line-guide__note {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 0.74rem;
  color: var(--color-text-dim);
  line-height: 1.6;
  text-align: left;
}

.line-guide__note i {
  color: var(--color-y);
  margin-top: 2px;
  flex-shrink: 0;
}

/* ----------------------------------------------------------------
   LINEガイド・画像版
---------------------------------------------------------------- */
.line-guide__panel--img {
  padding: 16px 16px 28px;
  gap: 14px;
  max-width: 420px;
}

.line-guide__img {
  width: 100%;
  border-radius: var(--radius-md);
  display: block;
  flex-shrink: 0;
}

.line-guide__ok-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 18px;
  background: var(--color-line);
  color: #fff;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  box-shadow: 0 6px 24px rgba(6,199,85,0.45);
  transition: all 0.25s var(--ease);
  text-decoration: none;
  flex-shrink: 0;
}

.line-guide__ok-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(6,199,85,0.55);
}

.line-guide__ok-btn i {
  font-size: 1.1rem;
}

/* ----------------------------------------------------------------
   HERO CTA：3ボタン構成
---------------------------------------------------------------- */
.hero__cta {
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

@media (min-width: 500px) {
  .hero__cta {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* お問い合わせ（マスコット指差し） */
.btn--contact-mascot {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 22px 10px 10px;
  background: linear-gradient(135deg, #fff9d6 0%, #fffbe8 100%);
  border: 2px solid var(--color-y);
  border-radius: var(--radius-full);
  box-shadow: 0 6px 24px rgba(255,220,50,0.3), 0 2px 0 rgba(255,180,0,0.4) inset;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  position: relative;
  overflow: visible;
}

.btn--contact-mascot:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 36px rgba(255,220,50,0.5);
  border-color: var(--color-y-light);
}

.btn--contact-mascot:active {
  transform: scale(0.97);
}

.btn-mascot-img-wrap {
  flex-shrink: 0;
  position: relative;
  display: flex;
  align-items: flex-end;
  animation: mascotBounce 2.5s ease-in-out infinite;
}

.btn-mascot-img {
  width: 52px;
  height: 52px;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid rgba(255,220,50,0.6);
}

.btn-mascot-arrow {
  position: absolute;
  right: -14px;
  bottom: 4px;
  font-size: 1.3rem;
  animation: arrowPulse 1s ease-in-out infinite;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

@keyframes arrowPulse {
  0%, 100% { transform: translateX(0); }
  50%       { transform: translateX(4px); }
}

@keyframes mascotBounce {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  40%       { transform: translateY(-5px) rotate(-3deg); }
  60%       { transform: translateY(-3px) rotate(2deg); }
}

.btn-contact-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
}

.btn-contact-main {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: #1a1000;
  letter-spacing: 0.02em;
}

.btn-contact-sub {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  color: #7a5500;
  letter-spacing: 0.03em;
}

/* 買取・代理依頼 */
.btn--buyback {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  color: var(--color-y);
  border: 1.5px solid rgba(255,220,50,0.5);
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  box-shadow: 0 6px 24px rgba(0,0,0,0.4);
  cursor: pointer;
  transition: all 0.25s var(--ease);
}

.btn--buyback:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #252525 0%, #3a3a3a 100%);
  border-color: var(--color-y);
  box-shadow: 0 10px 32px rgba(0,0,0,0.5), 0 0 20px rgba(255,220,50,0.2);
}

.btn--buyback i {
  font-size: 0.9rem;
  animation: spin 3s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}