:root {
  --bg: #08080f;
  --surface: #0d0d1a;
  --surface2: #111120;
  --border: #1a1a2e;
  --text: #e8e8f0;
  --muted: #555575;
  --accent: #ffcb05;
  --accent-dim: rgba(255,203,5,0.10);
  --green: #00e676;
  --green-dim: rgba(0,230,118,0.10);
  --red: #ff4757;
  --red-dim: rgba(255,71,87,0.10);
  --blue: #3d9cf7;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font-family: 'DM Sans', sans-serif; overflow-x: hidden; min-height: 100vh; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* NOISE OVERLAY */
body::before {
  content: ''; position: fixed; inset: 0;
  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)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none; z-index: 1000;
}

/* NAV */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(8,8,15,0.94); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; min-height: 58px; gap: 24px;
}
.logo { font-family: 'Bebas Neue', sans-serif; font-size: 20px; letter-spacing: 4px; color: #fff; }
.logo span { color: var(--accent); }
.logo-sub { font-family: 'DM Mono', monospace; font-size: 9px; color: var(--muted); letter-spacing: 2px; margin-top: 1px; }
.nav-tabs { display: flex; gap: 0; flex: 1; margin-left: 8px; }
.nav-tab {
  padding: 0 20px; height: 58px; display: flex; align-items: center;
  font-family: 'DM Mono', monospace; font-size: 10px; letter-spacing: 2px;
  text-transform: uppercase; color: var(--muted); cursor: pointer;
  border-right: 1px solid var(--border); transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}
.nav-tab:hover { color: var(--accent); background: var(--accent-dim); }
.nav-tab.active { color: var(--accent); background: var(--accent-dim); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.sync-btn {
  background: transparent; border: 1px solid var(--border); color: var(--muted);
  font-family: 'DM Mono', monospace; font-size: 10px; letter-spacing: 1px;
  padding: 7px 14px; cursor: pointer; transition: all 0.2s; text-transform: uppercase;
}
.sync-btn:hover { border-color: var(--accent); color: var(--accent); }
.collectr-badge {
  font-family: 'DM Mono', monospace; font-size: 9px; color: var(--muted);
  letter-spacing: 1px; border: 1px solid var(--border); padding: 4px 10px;
}

/* HERO / STATS BAR */
.stats-bar {
  padding-top: 78px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.stats-inner {
  max-width: 1200px; margin: 0 auto; padding: 28px 32px;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 0;
}
.stat-block {
  padding: 0 24px; border-right: 1px solid var(--border);
}
.stat-block:first-child { padding-left: 0; }
.stat-block:last-child { border-right: none; }
.stat-label { font-family: 'DM Mono', monospace; font-size: 9px; color: var(--muted); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; }
.stat-value { font-family: 'Bebas Neue', sans-serif; font-size: 36px; letter-spacing: 2px; color: #fff; line-height: 1; }
.stat-value.accent { color: var(--accent); }
.stat-value.green { color: var(--green); }
.stat-value.red { color: var(--red); }
.stat-sub { font-family: 'DM Mono', monospace; font-size: 9px; color: var(--muted); margin-top: 4px; }
.stat-change { font-family: 'DM Mono', monospace; font-size: 11px; margin-top: 4px; }
.stat-change.pos { color: var(--green); }
.stat-change.neg { color: var(--red); }

/* TABS CONTENT */
.tab-content { display: none; padding: 40px 0 80px; }
.tab-content.active { display: block; }

/* SECTION TITLES */
.section-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px; flex-wrap: wrap; gap: 12px;
}
.section-title { font-family: 'Bebas Neue', sans-serif; font-size: 28px; letter-spacing: 2px; color: var(--accent); }
.section-sub { font-family: 'DM Mono', monospace; font-size: 10px; color: var(--muted); letter-spacing: 1px; }

/* PORTFOLIO TAB */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2px; background: var(--border);
}
.card-item {
  background: var(--surface2); padding: 16px;
  display: flex; flex-direction: column; gap: 6px;
  transition: background 0.2s; cursor: default;
  position: relative;
}
.card-item:hover { background: var(--surface); }
.card-name { font-weight: 600; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card-set { font-family: 'DM Mono', monospace; font-size: 9px; color: var(--muted); letter-spacing: 1px; }
.card-meta { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.card-rarity {
  font-family: 'DM Mono', monospace; font-size: 8px; padding: 2px 6px;
  background: var(--border); color: var(--muted); letter-spacing: 1px;
}
.card-rarity.holo { background: var(--accent-dim); color: var(--accent); }
.card-rarity.rare { background: rgba(61,156,247,0.12); color: var(--blue); }
.card-edition { font-family: 'DM Mono', monospace; font-size: 8px; color: var(--muted); }
.card-price-row { display: flex; align-items: center; justify-content: space-between; margin-top: 4px; }
.card-price { font-family: 'Bebas Neue', sans-serif; font-size: 22px; letter-spacing: 1px; color: #fff; }
.card-change { font-family: 'DM Mono', monospace; font-size: 9px; }
.card-change.pos { color: var(--green); }
.card-change.neg { color: var(--red); }
.card-change.flat { color: var(--muted); }
.card-qty { font-family: 'DM Mono', monospace; font-size: 8px; color: var(--muted); }
.card-num { position: absolute; top: 12px; right: 12px; font-family: 'DM Mono', monospace; font-size: 8px; color: var(--border); }

/* FLIP TRACKER */
.flip-layout { display: grid; grid-template-columns: 380px 1fr; gap: 24px; align-items: start; }
.panel {
  background: var(--surface); border: 1px solid var(--border); padding: 24px;
}
.panel-title { font-family: 'Bebas Neue', sans-serif; font-size: 20px; letter-spacing: 2px; color: var(--accent); margin-bottom: 20px; }
.form-row { margin-bottom: 14px; }
.form-label { font-family: 'DM Mono', monospace; font-size: 9px; color: var(--muted); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 6px; display: block; }
.form-input, .form-select {
  width: 100%; background: var(--surface2); border: 1px solid var(--border);
  color: var(--text); font-family: 'DM Sans', sans-serif; font-size: 13px;
  padding: 10px 12px; outline: none; transition: border-color 0.2s;
}
.form-input:focus, .form-select:focus { border-color: var(--accent); }
.form-select option { background: var(--surface2); }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.btn-primary {
  width: 100%; background: var(--accent); color: #000; border: none;
  font-family: 'DM Sans', sans-serif; font-weight: 700; font-size: 13px;
  padding: 12px; cursor: pointer; letter-spacing: 1px; transition: opacity 0.2s;
  text-transform: uppercase; margin-top: 6px;
}
.btn-primary:hover { opacity: 0.85; }
.btn-danger {
  background: transparent; border: 1px solid var(--red); color: var(--red);
  font-family: 'DM Mono', monospace; font-size: 9px; letter-spacing: 1px;
  padding: 4px 10px; cursor: pointer; text-transform: uppercase; transition: all 0.2s;
}
.btn-danger:hover { background: var(--red-dim); }

/* FLIP LOG */
.flip-log { display: flex; flex-direction: column; gap: 2px; background: var(--border); }
.flip-row {
  background: var(--surface2); padding: 14px 16px;
  display: grid; grid-template-columns: 1fr 80px 80px 80px 80px 40px;
  gap: 8px; align-items: center; transition: background 0.2s;
}
.flip-row:hover { background: var(--surface); }
.flip-row-header {
  background: var(--surface); padding: 10px 16px;
  display: grid; grid-template-columns: 1fr 80px 80px 80px 80px 40px;
  gap: 8px;
  font-family: 'DM Mono', monospace; font-size: 8px; color: var(--muted); letter-spacing: 2px; text-transform: uppercase;
}
.flip-card-name { font-size: 13px; font-weight: 600; }
.flip-card-set { font-family: 'DM Mono', monospace; font-size: 9px; color: var(--muted); margin-top: 2px; }
.flip-val { font-family: 'DM Mono', monospace; font-size: 12px; text-align: right; }
.flip-val.cost { color: var(--red); }
.flip-val.sell { color: var(--green); }
.flip-profit { font-family: 'Bebas Neue', sans-serif; font-size: 18px; text-align: right; }
.flip-profit.pos { color: var(--green); }
.flip-profit.neg { color: var(--red); }
.flip-status {
  font-family: 'DM Mono', monospace; font-size: 8px; padding: 3px 7px;
  text-align: center; letter-spacing: 1px;
}
.flip-status.listed { background: rgba(61,156,247,0.15); color: var(--blue); }
.flip-status.sold { background: var(--green-dim); color: var(--green); }
.flip-status.held { background: var(--border); color: var(--muted); }
.empty-state {
  background: var(--surface2); padding: 48px; text-align: center;
  font-family: 'DM Mono', monospace; font-size: 11px; color: var(--muted); letter-spacing: 2px;
}

/* EBAY HELPER */
.ebay-layout { display: grid; grid-template-columns: 400px 1fr; gap: 24px; align-items: start; }
.listing-output {
  background: var(--surface); border: 1px solid var(--border); padding: 24px;
}
.listing-title-box {
  background: var(--surface2); border: 1px solid var(--border); padding: 16px;
  font-family: 'DM Mono', monospace; font-size: 12px; line-height: 1.6;
  margin-bottom: 16px; word-break: break-word;
}
.listing-title-label { font-family: 'DM Mono', monospace; font-size: 9px; color: var(--muted); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; }
.char-count { font-family: 'DM Mono', monospace; font-size: 9px; margin-top: 6px; }
.char-count.ok { color: var(--green); }
.char-count.warn { color: var(--accent); }
.char-count.over { color: var(--red); }
.desc-box {
  background: var(--surface2); border: 1px solid var(--border); padding: 16px;
  font-size: 12px; line-height: 1.8; white-space: pre-wrap; color: var(--text);
  font-family: 'DM Mono', monospace; max-height: 400px; overflow-y: auto;
}
.copy-btn {
  background: transparent; border: 1px solid var(--border); color: var(--muted);
  font-family: 'DM Mono', monospace; font-size: 9px; letter-spacing: 1px;
  padding: 6px 14px; cursor: pointer; transition: all 0.2s; text-transform: uppercase;
  margin-top: 8px;
}
.copy-btn:hover { border-color: var(--accent); color: var(--accent); }
.copy-btn.copied { border-color: var(--green); color: var(--green); }
.price-tips {
  background: var(--accent-dim); border: 1px solid rgba(255,203,5,0.2);
  padding: 16px; margin-top: 16px;
}
.price-tips-title { font-family: 'DM Mono', monospace; font-size: 9px; color: var(--accent); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 10px; }
.price-tip { font-size: 12px; color: var(--text); margin-bottom: 6px; padding-left: 12px; position: relative; }
.price-tip::before { content: '→'; position: absolute; left: 0; color: var(--accent); }

/* CHART TAB */
.chart-layout { display: grid; grid-template-columns: 320px 1fr; gap: 24px; align-items: start; }
.chart-wrap {
  background: var(--surface); border: 1px solid var(--border); padding: 24px;
  flex: 1;
}
.chart-wrap canvas { width: 100% !important; }
.projection-table { margin-top: 20px; }
.proj-row {
  display: grid; grid-template-columns: 60px 1fr 1fr 1fr;
  padding: 10px 0; border-bottom: 1px solid var(--border);
  font-family: 'DM Mono', monospace; font-size: 11px;
}
.proj-row:last-child { border-bottom: none; }
.proj-header { font-size: 9px; color: var(--muted); letter-spacing: 2px; text-transform: uppercase; padding-bottom: 8px; border-bottom: 1px solid var(--border); margin-bottom: 4px; }
.proj-val { text-align: right; }
.proj-val.green { color: var(--green); }

/* STRATEGY CARDS */
.strategy-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 32px; }
.strat-card {
  background: var(--surface); border: 1px solid var(--border); padding: 20px;
}
.strat-num { font-family: 'Bebas Neue', sans-serif; font-size: 40px; color: var(--accent); opacity: 0.3; line-height: 1; }
.strat-title { font-family: 'Bebas Neue', sans-serif; font-size: 18px; letter-spacing: 1px; color: var(--accent); margin: 4px 0 8px; }
.strat-desc { font-size: 12px; color: var(--muted); line-height: 1.6; }

/* SORT / FILTER BAR */
.filter-bar {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 20px;
}
.filter-chip {
  font-family: 'DM Mono', monospace; font-size: 9px; letter-spacing: 1px;
  text-transform: uppercase; padding: 6px 14px; border: 1px solid var(--border);
  color: var(--muted); cursor: pointer; transition: all 0.2s; background: transparent;
}
.filter-chip:hover, .filter-chip.active { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.search-box {
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text); font-family: 'DM Sans', sans-serif; font-size: 12px;
  padding: 7px 12px; outline: none; transition: border-color 0.2s; margin-left: auto;
  width: 200px;
}
.search-box:focus { border-color: var(--accent); }
.search-box::placeholder { color: var(--muted); }

/* BUDGET BAR */
.budget-progress {
  background: var(--border); height: 4px; margin-top: 8px; border-radius: 0;
}
.budget-fill { height: 100%; background: var(--accent); transition: width 0.5s; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .stats-inner { grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-block { border-right: none; padding: 0; }
  .flip-layout, .ebay-layout, .chart-layout { grid-template-columns: 1fr; }
  .strategy-grid { grid-template-columns: 1fr; }
  .flip-row, .flip-row-header { grid-template-columns: 1fr 60px 60px 60px; }
  .flip-row > *:nth-child(5), .flip-row-header > *:nth-child(5) { display: none; }
}
@media (max-width: 600px) {
  .container { padding: 0 16px; }
  .nav-tabs { display: none; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
}