/* ========================================
   카드깡포켓몬 — Global Styles
   ======================================== */

/* ─── CSS Custom Properties ─── */
:root {
  --c-primary:    #FFCB05;  /* Pokémon yellow */
  --c-secondary:  #3B82F6;  /* Electric blue   */
  --c-accent:     #EF4444;  /* Pokémon red      */
  --c-gold:       #F59E0B;
  --c-dark:       #0F172A;
  --c-dark2:      #1E293B;
  --c-dark3:      #334155;
  --c-text:       #F1F5F9;
  --c-muted:      #94A3B8;
  --c-white:      #FFFFFF;
  --c-border:     rgba(255,255,255,.08);

  --font-main:  'Noto Sans KR', sans-serif;
  --font-head:  'Black Han Sans', 'Noto Sans KR', sans-serif;

  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  40px;

  --shadow-sm:  0 2px 8px rgba(0,0,0,.3);
  --shadow-md:  0 8px 24px rgba(0,0,0,.4);
  --shadow-lg:  0 16px 48px rgba(0,0,0,.5);
  --shadow-glow: 0 0 30px rgba(255,203,5,.35);

  --transition: .3s cubic-bezier(.4,0,.2,1);
  --max-w: 1200px;
}

/* ─── Image Error Fallback ─── */
img:not([src]),
img[src=""],
img[src*="genspark.ai"] {
  background: linear-gradient(135deg, #1E293B 0%, #334155 50%, #1E293B 100%);
  background-size: 200% 200%;
  animation: shimmer 2s infinite linear;
  min-height: 150px;
}

/* sublink 이미지 폴백 */
.sublink-img-wrap img {
  background: linear-gradient(135deg, #1E293B, #334155);
  min-height: 80px;
}

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background: var(--c-dark);
  color: var(--c-text);
  line-height: 1.7;
  overflow-x: hidden;
}

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

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ─── Typography ─── */
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.25; }

h1 { font-size: clamp(2.2rem, 6vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); margin-bottom: .75rem; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); margin-bottom: .5rem; }
h4 { font-size: 1.1rem; margin-bottom: .5rem; }

p  { color: var(--c-muted); line-height: 1.8; }

/* ─── Utilities ─── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.25rem;
}

section { padding: 5rem 0; }
.section-dark { background: var(--c-dark2); }

.section-label {
  display: inline-block;
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-primary);
  background: rgba(255,203,5,.1);
  border: 1px solid rgba(255,203,5,.25);
  border-radius: 50px;
  padding: .35rem 1rem;
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--c-muted);
  margin-bottom: 3rem;
  max-width: 600px;
}

/* ─── Buttons ─── */
.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border-radius: var(--radius-xl);
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transition);
}
.btn-primary {
  background: var(--c-primary);
  color: var(--c-dark);
  box-shadow: 0 4px 20px rgba(255,203,5,.4);
}
.btn-primary:hover {
  background: #ffd500;
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(255,203,5,.6);
}
.btn-secondary {
  background: transparent;
  color: var(--c-white);
  border: 2px solid rgba(255,255,255,.3);
}
.btn-secondary:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.6);
  transform: translateY(-3px);
}

.text-gradient {
  background: linear-gradient(135deg, var(--c-primary) 0%, #FF9800 60%, var(--c-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-highlight {
  color: var(--c-primary);
  text-shadow: 0 0 20px rgba(255,203,5,.5);
}

/* ─── Animations ─── */
@keyframes fadeIn    { from { opacity:0; }         to { opacity:1; } }
@keyframes slideUp   { from { opacity:0; transform:translateY(40px); } to { opacity:1; transform:translateY(0); } }
@keyframes float     { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-16px); } }
@keyframes particle  { 0% { transform:translateY(0) scale(1); opacity:1; }
                       100% { transform:translateY(-100px) scale(0); opacity:0; } }
@keyframes shimmer   { 0% { background-position: -200% 0; }
                       100% { background-position: 200% 0; } }
@keyframes gradientBG {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes flipCard  { from { transform:rotateY(0); } to { transform:rotateY(180deg); } }

.animate-fade-in  { animation: fadeIn  .8s ease forwards; }
.animate-slide-up { animation: slideUp .8s ease forwards; }
.animate-float    { animation: float  4s ease-in-out infinite; }

.delay-1 { animation-delay: .2s; opacity:0; }
.delay-2 { animation-delay: .4s; opacity:0; }
.delay-3 { animation-delay: .6s; opacity:0; }

/* ──────────────────────────────────────
   HEADER & NAV
────────────────────────────────────── */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}
#site-header.scrolled {
  background: rgba(15,23,42,.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,.5);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1rem 1.25rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-white);
}
.nav-logo .logo-icon { font-size: 1.5rem; }
.nav-logo .logo-text strong { color: var(--c-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--c-muted);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 2px;
  background: var(--c-primary);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--c-white); }
.nav-links a:hover::after { width: 100%; }

.btn-nav {
  background: var(--c-primary) !important;
  color: var(--c-dark) !important;
  padding: .4rem 1.25rem;
  border-radius: 50px;
  font-weight: 700 !important;
}
.btn-nav::after { display: none !important; }
.btn-nav:hover { background: #ffd500 !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ──────────────────────────────────────
   HERO SECTION
────────────────────────────────────── */
#hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7rem 1.25rem 4rem;
  max-width: var(--max-w);
  margin: 0 auto;
  gap: 2rem;
  overflow: hidden;
}
.hero-bg-overlay {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(255,203,5,.12) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 30%, rgba(59,130,246,.1) 0%, transparent 60%),
    var(--c-dark);
}
.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.particle {
  position: absolute;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-primary);
  opacity: .7;
  animation: particle 3s ease-out infinite;
}

.hero-content { flex: 1; max-width: 600px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-primary);
  background: rgba(255,203,5,.1);
  border: 1px solid rgba(255,203,5,.3);
  border-radius: 50px;
  padding: .4rem 1rem;
  margin-bottom: 1.25rem;
}
h1#hero-heading { margin-bottom: 1.25rem; }
.hero-sub { font-size: 1.1rem; color: var(--c-muted); margin-bottom: 2.5rem; max-width: 500px; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }
.hero-stats {
  display: flex;
  gap: 2.5rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--c-border);
}
.stat-item { text-align: center; }
.stat-number {
  display: block;
  font-family: var(--font-head);
  font-size: 1.75rem;
  color: var(--c-primary);
}
.stat-label { font-size: .8rem; color: var(--c-muted); text-transform: uppercase; letter-spacing: .06em; }

.hero-image-wrap {
  flex: 1;
  max-width: 580px;
  position: relative;
}
.hero-img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border: 1px solid rgba(255,203,5,.2);
}

.scroll-down-arrow {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 1.25rem;
  color: var(--c-muted);
  animation: float 2s ease-in-out infinite;
}

/* ──────────────────────────────────────
   SUBLINK SNAPSHOT SECTION
   (네이버 검색 이미지카드 노출 대응)
────────────────────────────────────── */
#sublinks {
  padding: 4rem 0 5rem;
  background: var(--c-dark2);
  border-bottom: 1px solid var(--c-border);
}

.sublink-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}

.sublink-card {
  background: var(--c-dark3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}
.sublink-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,203,5,.35);
  box-shadow: var(--shadow-md);
}

.sublink-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
}

.sublink-img-wrap {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--c-dark);
}
.sublink-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.sublink-card:hover .sublink-img-wrap img {
  transform: scale(1.08);
}

.sublink-badge {
  position: absolute;
  bottom: .6rem;
  left: .6rem;
  font-size: .68rem;
  font-weight: 900;
  letter-spacing: .04em;
  color: #0F172A;
  background: var(--c-primary);
  padding: .25rem .65rem;
  border-radius: 4px;
}

.sublink-info {
  padding: .85rem .9rem 1rem;
  flex: 1;
}
.sublink-info h3 {
  font-size: .85rem;
  color: var(--c-white);
  line-height: 1.4;
  margin-bottom: .4rem;
}
.sublink-info p {
  font-size: .75rem;
  color: var(--c-muted);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Tablet */
@media (max-width: 1024px) {
  .sublink-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Mobile */
@media (max-width: 640px) {
  .sublink-grid { grid-template-columns: repeat(2, 1fr); gap: .75rem; }
  .sublink-info h3 { font-size: .8rem; }
}

/* ──────────────────────────────────────
   ABOUT SECTION
────────────────────────────────────── */
#about { padding: 6rem 0; }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 4rem;
}
.about-text h3 { color: var(--c-white); margin-top: 2rem; }
.about-text h3:first-child { margin-top: 0; }
.about-text p { margin-bottom: 1rem; }

.check-list { display: flex; flex-direction: column; gap: .6rem; }
.check-list li {
  display: flex;
  align-items: center;
  gap: .65rem;
  color: var(--c-text);
}
.check-list li i { color: var(--c-primary); font-size: 1rem; flex-shrink: 0; }

.about-image figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--c-border);
}
.about-image img { width: 100%; aspect-ratio: 1; object-fit: cover; transition: transform .5s ease; }
.about-image figure:hover img { transform: scale(1.04); }
.about-image figcaption {
  text-align: center;
  font-size: .85rem;
  color: var(--c-muted);
  padding: .75rem;
  background: var(--c-dark2);
}

/* Card Grade Cards */
.grade-cards {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}
.grade-card {
  background: var(--c-dark2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: var(--transition);
}
.grade-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,203,5,.3);
  box-shadow: var(--shadow-md);
}
.grade-icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: .85rem;
  margin: 0 auto 1rem;
}
.grade-c   { background: rgba(148,163,184,.2); color: var(--c-muted); }
.grade-uc  { background: rgba(34,197,94,.15);  color: #22C55E; }
.grade-r   { background: rgba(59,130,246,.15); color: #3B82F6; }
.grade-rr  { background: rgba(168,85,247,.15); color: #A855F7; }
.grade-sar { background: rgba(245,158,11,.15); color: var(--c-gold); }
.grade-ur  { background: rgba(239,68,68,.15);  color: var(--c-accent); }
.grade-card h3 { font-size: .9rem; color: var(--c-white); }
.grade-card p  { font-size: .8rem; margin-top: .4rem; }
.grade-rate {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  color: var(--c-primary);
  background: rgba(255,203,5,.1);
  border-radius: 4px;
  padding: .2rem .5rem;
  margin-top: .6rem;
}

/* ──────────────────────────────────────
   HOW-TO SECTION (STEPS)
────────────────────────────────────── */
#how-to { padding: 6rem 0; }
.steps-wrap {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.step-card {
  background: var(--c-dark3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.step-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,203,5,.04), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.step-card:hover::before { opacity: 1; }
.step-card:hover {
  border-color: rgba(255,203,5,.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.step-num {
  font-family: var(--font-head);
  font-size: 3.5rem;
  color: rgba(255,203,5,.15);
  line-height: 1;
  flex-shrink: 0;
  min-width: 60px;
}
.step-content h3 { color: var(--c-white); }
.step-content p  { margin: .5rem 0 .75rem; }
.step-content ul { display: flex; flex-direction: column; gap: .35rem; }
.step-content li {
  font-size: .9rem;
  color: var(--c-muted);
  padding-left: 1.1em;
  position: relative;
}
.step-content li::before {
  content: '▸';
  position: absolute; left: 0;
  color: var(--c-primary);
}
.step-card img {
  width: 100px; height: 100px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  margin-left: auto;
  align-self: center;
  border: 1px solid var(--c-border);
}

/* ──────────────────────────────────────
   RARE CARDS SECTION
────────────────────────────────────── */
#rare-cards { padding: 6rem 0; }

.card-filter-wrap {
  display: flex;
  gap: .75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
.filter-btn {
  padding: .5rem 1.25rem;
  border-radius: 50px;
  border: 1px solid var(--c-border);
  font-size: .85rem;
  font-weight: 600;
  color: var(--c-muted);
  transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--c-primary);
  color: var(--c-dark);
  border-color: var(--c-primary);
}

.rare-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* 3D flip card */
.poke-card {
  perspective: 1000px;
  height: 440px;
  transition: opacity var(--transition), transform var(--transition);
}
.poke-card.hidden { opacity: 0; transform: scale(.9); pointer-events: none; display: none; }
.poke-card-inner {
  position: relative;
  width: 100%; height: 100%;
  transform-style: preserve-3d;
  transition: transform .7s cubic-bezier(.4,0,.2,1);
}
.poke-card:hover .poke-card-inner { transform: rotateY(180deg); }
.poke-card-front, .poke-card-back {
  position: absolute;
  width: 100%; height: 100%;
  backface-visibility: hidden;
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid var(--c-border);
  overflow: hidden;
}
.poke-card-front {
  background: linear-gradient(160deg, var(--c-dark2) 0%, var(--c-dark3) 100%);
  display: flex;
  flex-direction: column;
  gap: .6rem;
  position: relative;
}
.poke-card-front::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,.03) 0%,
    transparent 40%,
    rgba(255,203,5,.03) 100%
  );
  pointer-events: none;
}
.poke-card-back {
  background: linear-gradient(160deg, #1a2744 0%, #0f172a 100%);
  transform: rotateY(180deg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-badge {
  display: inline-flex;
  align-items: center;
  padding: .25rem .75rem;
  border-radius: 4px;
  font-size: .7rem;
  font-weight: 900;
  letter-spacing: .1em;
  align-self: flex-start;
}
.card-badge.sar { background: rgba(245,158,11,.2); color: var(--c-gold); border: 1px solid rgba(245,158,11,.4); }
.card-badge.ur  { background: rgba(239,68,68,.2);  color: var(--c-accent); border: 1px solid rgba(239,68,68,.4); }
.card-badge.rr  { background: rgba(168,85,247,.2); color: #A855F7; border: 1px solid rgba(168,85,247,.4); }

.card-img-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--c-dark);
}
.card-img-wrap img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform .4s ease;
}
.poke-card-front h3 { font-size: 1.05rem; color: var(--c-white); }
.card-price {
  font-family: var(--font-head);
  font-size: 1.1rem;
  color: var(--c-primary);
}
.poke-card-front p { font-size: .82rem; }

.poke-card-back h3 { color: var(--c-white); margin-bottom: 1rem; }
.poke-card-back ul { display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.poke-card-back li { font-size: .85rem; color: var(--c-muted); border-bottom: 1px solid var(--c-border); padding-bottom: .4rem; }

.btn-card {
  display: block;
  text-align: center;
  padding: .65rem;
  background: var(--c-primary);
  color: var(--c-dark);
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: .9rem;
  transition: var(--transition);
  margin-top: .75rem;
}
.btn-card:hover { background: #ffd500; }

/* ──────────────────────────────────────
   PRODUCTS SECTION
────────────────────────────────────── */
#products { padding: 6rem 0; }
.products-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  margin-bottom: 3rem;
}
.products-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .92rem;
}
.products-table caption {
  font-size: .8rem;
  color: var(--c-muted);
  padding: .75rem;
  text-align: left;
}
.products-table thead { background: rgba(255,203,5,.08); }
.products-table th {
  padding: 1rem 1.25rem;
  text-align: left;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--c-primary);
  white-space: nowrap;
  border-bottom: 1px solid var(--c-border);
}
.products-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text);
}
.products-table tbody tr:last-child td { border-bottom: none; }
.products-table tbody tr:hover { background: rgba(255,255,255,.03); }
.star-rating { color: var(--c-primary); letter-spacing: .1em; }

.tips-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.tip-card {
  background: var(--c-dark3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  transition: var(--transition);
}
.tip-card:hover {
  border-color: rgba(255,203,5,.3);
  transform: translateY(-4px);
}
.tip-icon { font-size: 2rem; margin-bottom: .75rem; }
.tip-card h3 { color: var(--c-white); font-size: 1rem; margin-bottom: .5rem; }
.tip-card p  { font-size: .85rem; }

/* ──────────────────────────────────────
   VIDEO SECTION
────────────────────────────────────── */
#video-section { padding: 6rem 0; }
.video-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 1.5rem;
  align-items: start;
}
.video-card.main-video {
  background: var(--c-dark2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.video-embed-wrap {
  position: relative;
  padding-top: 56.25%;
  background: var(--c-dark);
}
.video-embed-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}
.video-info { padding: 1.5rem; }
.video-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  color: var(--c-accent);
  background: rgba(239,68,68,.1);
  border: 1px solid rgba(239,68,68,.3);
  border-radius: 4px;
  padding: .2rem .6rem;
  margin-bottom: .75rem;
}
.video-info h3 { color: var(--c-white); font-size: 1.15rem; margin-bottom: .5rem; }
.video-info p  { font-size: .88rem; }

.video-thumb-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.video-thumb {
  display: flex;
  gap: 1rem;
  align-items: center;
  background: var(--c-dark2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: .75rem;
  cursor: pointer;
  transition: var(--transition);
}
.video-thumb:hover, .video-thumb:focus {
  border-color: rgba(255,203,5,.3);
  background: var(--c-dark3);
  outline: none;
}
.thumb-img-wrap {
  position: relative;
  flex-shrink: 0;
  width: 100px; height: 60px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.thumb-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--c-white);
  opacity: 0;
  transition: opacity var(--transition);
}
.video-thumb:hover .play-overlay { opacity: 1; }
.thumb-info h4 { font-size: .88rem; color: var(--c-white); font-weight: 700; }
.thumb-info p  { font-size: .78rem; color: var(--c-muted); margin-top: .25rem; }

/* ──────────────────────────────────────
   GRADING SECTION
────────────────────────────────────── */
#grading { padding: 6rem 0; }
.grading-layout {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 4rem;
  align-items: center;
}
.grading-info h3 { color: var(--c-white); margin: 1.75rem 0 .75rem; }
.grading-info h3:first-child { margin-top: 0; }
.grading-info p   { margin-bottom: 1rem; }

.grade-scale { display: flex; flex-direction: column; gap: .5rem; margin: 1.25rem 0; }
.grade-bar { background: var(--c-dark3); border-radius: 50px; overflow: hidden; height: 32px; }
.grade-fill {
  height: 100%;
  border-radius: 50px;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  font-size: .8rem;
  font-weight: 700;
  white-space: nowrap;
}
.psa10 { width: 100%; background: linear-gradient(90deg, #FFCB05, #FF9800); color: var(--c-dark); }
.psa9  { width: 80%;  background: linear-gradient(90deg, #3B82F6, #06B6D4); color: var(--c-white); }
.psa8  { width: 60%;  background: linear-gradient(90deg, #8B5CF6, #A855F7); color: var(--c-white); }
.psa7  { width: 44%;  background: linear-gradient(90deg, #22C55E, #16A34A); color: var(--c-white); }

.grading-companies {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}
.company-card {
  background: var(--c-dark3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
  transition: var(--transition);
}
.company-card:hover {
  border-color: rgba(255,203,5,.3);
  transform: translateY(-3px);
}
.company-name {
  font-family: var(--font-head);
  font-size: 1.5rem;
  color: var(--c-primary);
  margin-bottom: .5rem;
}
.company-card p   { font-size: .8rem; }
.company-fee {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  color: var(--c-gold);
  background: rgba(245,158,11,.1);
  border-radius: 4px;
  padding: .2rem .5rem;
  margin-top: .5rem;
}

.grading-image figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--c-border);
}
.grading-image img { width: 100%; object-fit: cover; transition: transform .5s; }
.grading-image figure:hover img { transform: scale(1.04); }
.grading-image figcaption {
  text-align: center;
  font-size: .82rem;
  color: var(--c-muted);
  padding: .75rem;
  background: var(--c-dark2);
}

/* ──────────────────────────────────────
   STATS / INFOGRAPHIC SECTION
────────────────────────────────────── */
#stats-section { padding: 6rem 0; }
.infographic-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.info-box {
  background: var(--c-dark2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.info-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-secondary));
}
.info-box:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(255,203,5,.2); }
.info-icon  { font-size: 2.5rem; margin-bottom: .75rem; }
.info-num   { font-family: var(--font-head); font-size: 3rem; color: var(--c-primary); line-height: 1; }
.info-unit  { font-size: .9rem; color: var(--c-muted); margin-bottom: 1rem; }
.info-box h3 { font-size: 1rem; color: var(--c-white); margin-bottom: .5rem; }
.info-box p  { font-size: .82rem; }

/* ──────────────────────────────────────
   FAQ SECTION
────────────────────────────────────── */
#faq { padding: 6rem 0; }

.faq-tabs {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.faq-tab {
  padding: .5rem 1.25rem;
  border-radius: 50px;
  border: 1px solid var(--c-border);
  font-size: .85rem;
  font-weight: 600;
  color: var(--c-muted);
  transition: var(--transition);
}
.faq-tab:hover, .faq-tab.active {
  background: var(--c-primary);
  color: var(--c-dark);
  border-color: var(--c-primary);
}

.faq-list { display: flex; flex-direction: column; gap: .75rem; }
.faq-item {
  background: var(--c-dark3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.hidden { display: none; }
.faq-item:has(.faq-question[aria-expanded="true"]) {
  border-color: rgba(255,203,5,.3);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  text-align: left;
  color: var(--c-text);
  font-size: 1rem;
  font-weight: 600;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--c-primary); }
.faq-question i {
  flex-shrink: 0;
  transition: transform var(--transition);
  font-size: .9rem;
  color: var(--c-muted);
}
.faq-question[aria-expanded="true"] i { transform: rotate(180deg); color: var(--c-primary); }
.faq-answer {
  padding: 0 1.5rem 1.25rem;
  border-top: 1px solid var(--c-border);
}
.faq-answer p, .faq-answer li {
  font-size: .92rem;
  line-height: 1.75;
  color: var(--c-muted);
}
.faq-answer ul, .faq-answer ol {
  list-style: disc;
  padding-left: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .4rem;
  margin-top: .5rem;
}
.faq-answer ol { list-style: decimal; }
.faq-answer strong { color: var(--c-text); }

/* ──────────────────────────────────────
   COMMUNITY SECTION
────────────────────────────────────── */
#community { padding: 6rem 0; }
.community-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 3rem;
  align-items: start;
}
.community-main figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-border);
  margin-bottom: 2rem;
}
.community-main img { width: 100%; transition: transform .5s; }
.community-main figure:hover img { transform: scale(1.03); }
.community-main figcaption {
  font-size: .82rem;
  color: var(--c-muted);
  padding: .75rem;
  background: var(--c-dark2);
  text-align: center;
}
.community-cta h3 { color: var(--c-white); margin-bottom: .75rem; }
.community-cta p  { margin-bottom: 1.5rem; }
.community-btns { display: flex; gap: .75rem; flex-wrap: wrap; }
.btn-social {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1.25rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: .88rem;
  transition: var(--transition);
}
.btn-social:hover { transform: translateY(-3px); }
.discord { background: #5865F2; color: var(--c-white); }
.discord:hover { background: #4752c4; }
.kakao   { background: #FEE500; color: #3C1E1E; }
.kakao:hover { background: #f0d800; }
.youtube { background: #FF0000; color: var(--c-white); }
.youtube:hover { background: #cc0000; }

.community-side h3 { color: var(--c-white); margin-bottom: 1.25rem; }
.news-list { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2rem; }
.news-list li {
  display: flex;
  gap: .75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--c-border);
}
.news-list li:last-child { border-bottom: none; }
.news-badge {
  flex-shrink: 0;
  font-size: .65rem;
  font-weight: 900;
  padding: .25rem .5rem;
  border-radius: 4px;
  height: fit-content;
  margin-top: .25rem;
}
.news-badge.new   { background: rgba(34,197,94,.2);   color: #22C55E; }
.news-badge.hot   { background: rgba(239,68,68,.2);   color: var(--c-accent); }
.news-badge       { background: rgba(148,163,184,.15); color: var(--c-muted); }
.news-list strong { display: block; font-size: .9rem; color: var(--c-text); margin-bottom: .15rem; }
.news-list time   { display: block; font-size: .75rem; color: var(--c-muted); margin-bottom: .25rem; }
.news-list p      { font-size: .82rem; }

.newsletter-box {
  background: linear-gradient(135deg, rgba(255,203,5,.08), rgba(59,130,246,.06));
  border: 1px solid rgba(255,203,5,.2);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}
.newsletter-box h3 { color: var(--c-white); margin-bottom: .5rem; }
.newsletter-box p  { font-size: .88rem; margin-bottom: 1rem; }
.newsletter-form { display: flex; gap: .5rem; }
.newsletter-form input {
  flex: 1;
  background: var(--c-dark3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: .65rem 1rem;
  color: var(--c-text);
  font-size: .88rem;
  font-family: inherit;
  transition: border-color var(--transition);
}
.newsletter-form input:focus {
  outline: none;
  border-color: var(--c-primary);
}
.newsletter-form input::placeholder { color: var(--c-muted); }
.btn-subscribe {
  background: var(--c-primary);
  color: var(--c-dark);
  border-radius: var(--radius-sm);
  padding: .65rem 1.25rem;
  font-weight: 700;
  font-size: .88rem;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-subscribe:hover { background: #ffd500; }
.form-msg {
  font-size: .8rem;
  margin-top: .5rem;
  min-height: 1.2em;
}
.form-msg.success { color: #22C55E; }
.form-msg.error   { color: var(--c-accent); }

/* ──────────────────────────────────────
   FOOTER
────────────────────────────────────── */
#site-footer {
  background: var(--c-dark);
  border-top: 1px solid var(--c-border);
  padding: 4rem 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--c-border);
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.footer-logo .logo-icon { font-size: 1.4rem; }
.footer-logo .logo-text strong { color: var(--c-primary); }
.footer-brand p { font-size: .85rem; margin-bottom: 1.25rem; }
.footer-social { display: flex; gap: 1rem; }
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--c-dark2);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  color: var(--c-muted);
  transition: var(--transition);
}
.footer-social a:hover { background: var(--c-primary); color: var(--c-dark); border-color: var(--c-primary); }

.footer-nav h4 { color: var(--c-text); margin-bottom: 1rem; font-size: .9rem; }
.footer-nav ul { display: flex; flex-direction: column; gap: .65rem; }
.footer-nav a  { font-size: .85rem; color: var(--c-muted); transition: color var(--transition); }
.footer-nav a:hover { color: var(--c-primary); }

.footer-info h4      { color: var(--c-text); margin-bottom: .75rem; font-size: .9rem; }
.footer-info p       { font-size: .8rem; margin-bottom: .75rem; }
.footer-info address { font-style: normal; font-size: .82rem; color: var(--c-muted); }
.footer-info address a:hover { color: var(--c-primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  font-size: .8rem;
  color: var(--c-muted);
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-bottom nav { display: flex; gap: 1.5rem; }
.footer-bottom nav a { transition: color var(--transition); }
.footer-bottom nav a:hover { color: var(--c-primary); }

/* ──────────────────────────────────────
   BACK TO TOP
────────────────────────────────────── */
#back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 900;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--c-primary);
  color: var(--c-dark);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: opacity var(--transition), transform var(--transition);
}
#back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
#back-to-top:hover { background: #ffd500; transform: translateY(-3px); }

/* ──────────────────────────────────────
   SCROLL REVEAL UTILITY
────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ──────────────────────────────────────
   RESPONSIVE – Tablet (≤1024px)
────────────────────────────────────── */
@media (max-width: 1024px) {
  .grade-cards           { grid-template-columns: repeat(3, 1fr); }
  .rare-cards-grid       { grid-template-columns: repeat(2, 1fr); }
  .infographic-grid      { grid-template-columns: repeat(2, 1fr); }
  .tips-grid             { grid-template-columns: repeat(2, 1fr); }
  .grading-layout        { grid-template-columns: 1fr; gap: 2.5rem; }
  .grading-image         { max-width: 400px; margin: 0 auto; }
  .video-grid            { grid-template-columns: 1fr; }
  .footer-grid           { grid-template-columns: 1fr 1fr; }
}

/* ──────────────────────────────────────
   RESPONSIVE – Mobile (≤768px)
────────────────────────────────────── */
@media (max-width: 768px) {
  /* Nav */
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background: var(--c-dark2);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    transition: right var(--transition);
    box-shadow: -8px 0 32px rgba(0,0,0,.5);
    z-index: 999;
    overflow-y: auto;
  }
  .nav-links.open { right: 0; }
  .nav-links a    { font-size: 1rem; color: var(--c-text); }
  .btn-nav        { padding: .5rem 1.5rem; }

  /* Hero */
  #hero {
    flex-direction: column;
    text-align: center;
    padding: 6rem 1.25rem 3rem;
    min-height: auto;
  }
  .hero-content { max-width: 100%; }
  .hero-cta     { justify-content: center; }
  .hero-sub     { margin: 0 auto 2rem; }
  .hero-stats   { justify-content: center; gap: 2rem; }
  .hero-image-wrap { max-width: 100%; }

  /* About */
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }

  /* Grade cards */
  .grade-cards { grid-template-columns: repeat(2, 1fr); }

  /* Steps */
  .steps-wrap { grid-template-columns: 1fr; }
  .step-card  { flex-direction: column; }
  .step-card img { width: 100%; height: 160px; margin-left: 0; align-self: auto; }

  /* Rare cards */
  .rare-cards-grid { grid-template-columns: 1fr; }
  .poke-card { height: auto; perspective: none; }
  .poke-card-inner { transform-style: flat; transition: none; }
  .poke-card-front { position: static; backface-visibility: visible; }
  .poke-card-back  { display: none; }

  /* Products table */
  .products-table thead { display: none; }
  .products-table td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .6rem 1rem;
    border-bottom: 1px solid var(--c-border);
  }
  .products-table td::before {
    content: attr(data-label);
    font-size: .75rem;
    text-transform: uppercase;
    color: var(--c-primary);
    font-weight: 700;
    flex-shrink: 0;
    margin-right: 1rem;
  }
  .products-table tr { display: block; margin-bottom: 1rem; border: 1px solid var(--c-border); border-radius: var(--radius-md); overflow: hidden; }

  /* Tips */
  .tips-grid { grid-template-columns: 1fr; }

  /* Infographic */
  .infographic-grid { grid-template-columns: repeat(2, 1fr); }

  /* Community */
  .community-grid { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid   { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
}

/* ──────────────────────────────────────
   RESPONSIVE – Small Mobile (≤480px)
────────────────────────────────────── */
@media (max-width: 480px) {
  h2 { font-size: 1.6rem; }
  .grade-cards    { grid-template-columns: repeat(2, 1fr); }
  .infographic-grid { grid-template-columns: 1fr; }
  .hero-stats     { flex-direction: column; gap: 1rem; }
  .newsletter-form { flex-direction: column; }
  .video-thumb    { flex-direction: column; }
  .thumb-img-wrap { width: 100%; height: 120px; }
  #back-to-top    { bottom: 1rem; right: 1rem; }
}