/* ==========================================================
   Dwinity Tax — Cosmos Theme
   Dark + Glassmorphism + Cyan/Mint Neon
   ========================================================== */

:root {
  /* Cosmos Dark */
  --bg-deepest:   #060614;
  --bg-base:      #0a0a18;
  --bg-elevated:  #11132a;
  --surface-1:    rgba(255, 255, 255, 0.025);
  --surface-2:    rgba(255, 255, 255, 0.04);
  --surface-3:    rgba(255, 255, 255, 0.07);
  --border:       rgba(255, 255, 255, 0.08);
  --border-glow:  rgba(0, 212, 255, 0.18);

  /* Text */
  --text:         #e8ecff;
  --text-muted:   rgba(232, 236, 255, 0.62);
  --text-dim:     rgba(232, 236, 255, 0.38);

  /* Neon */
  --cyan:         #00d4ff;
  --cyan-soft:    #4dd4ff;
  --mint:         #00ffa3;
  --purple:       #9d4dff;
  --pink:         #ff4dc4;
  --amber:        #ffb547;
  --red:          #ff5577;

  /* Gradients */
  --grad-primary: linear-gradient(135deg, var(--cyan) 0%, var(--mint) 100%);
  --grad-purple:  linear-gradient(135deg, var(--purple) 0%, var(--cyan) 100%);
  --grad-pink:    linear-gradient(135deg, var(--pink) 0%, var(--purple) 100%);

  /* Effects */
  --glow-cyan:    0 0 24px rgba(0, 212, 255, 0.35), 0 0 60px rgba(0, 212, 255, 0.15);
  --glow-mint:    0 0 24px rgba(0, 255, 163, 0.35), 0 0 60px rgba(0, 255, 163, 0.15);
  --glow-red:     0 0 24px rgba(255, 85, 119, 0.30);

  --radius-sm:    8px;
  --radius:       14px;
  --radius-lg:    20px;
}

* { box-sizing: border-box; }

html, body {
  background: var(--bg-deepest);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
  margin: 0;
  min-height: 100vh;
}

/* Animated cosmos background */
body {
  background:
    radial-gradient(ellipse 80% 60% at 20% 0%,   rgba(157, 77, 255, 0.18), transparent 60%),
    radial-gradient(ellipse 70% 50% at 100% 30%, rgba(0, 212, 255, 0.16),  transparent 60%),
    radial-gradient(ellipse 60% 40% at 0% 100%,  rgba(0, 255, 163, 0.10),  transparent 70%),
    var(--bg-deepest);
  background-attachment: fixed;
}

/* Subtle dot grid */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.045) 1px, transparent 0);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 100% 80% at 50% 30%, black 30%, transparent 90%);
}

main, header, nav, .container { position: relative; z-index: 1; }

/* Typography */
.font-display { font-family: 'Space Grotesk', 'Inter', sans-serif; letter-spacing: -0.015em; }
.font-mono    { font-family: 'JetBrains Mono', 'Geist Mono', ui-monospace, monospace; }
.tabnum       { font-variant-numeric: tabular-nums; font-family: 'JetBrains Mono', ui-monospace, monospace; }

/* Glow text */
.glow-cyan { text-shadow: 0 0 12px rgba(0, 212, 255, 0.5); }
.glow-mint { text-shadow: 0 0 12px rgba(0, 255, 163, 0.5); }
.glow-red  { text-shadow: 0 0 12px rgba(255, 85, 119, 0.45); }

.text-cyan   { color: var(--cyan); }
.text-mint   { color: var(--mint); }
.text-purple { color: var(--purple); }
.text-pink   { color: var(--pink); }
.text-amber  { color: var(--amber); }
.text-muted  { color: var(--text-muted); }
.text-dim    { color: var(--text-dim); }
.text-up     { color: var(--mint); }
.text-down   { color: var(--red); }

/* Cards — glassmorphism */
.glass {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  position: relative;
  overflow: hidden;
}
.glass::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.05), transparent 40%);
  pointer-events: none;
  border-radius: inherit;
}
.glass-strong {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  position: relative;
  overflow: hidden;
}
.glass-strong::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), transparent);
}

/* Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  background: rgba(6, 6, 20, 0.7);
  border-bottom: 1px solid var(--border);
}

/* Logo glow */
.logo-glow {
  filter: drop-shadow(0 0 14px rgba(0, 212, 255, 0.45));
  transition: filter 0.4s ease;
}
.logo-glow:hover {
  filter: drop-shadow(0 0 22px rgba(0, 212, 255, 0.75));
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
}
.brand-suffix {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.badge-beta {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(0, 212, 255, 0.12);
  color: var(--cyan);
  border: 1px solid rgba(0, 212, 255, 0.3);
}

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  padding: 6px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: fit-content;
}
.tab {
  background: transparent;
  border: none;
  padding: 8px 18px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  position: relative;
}
.tab:hover { color: var(--text); }
.tab[aria-selected="true"] {
  color: var(--bg-deepest);
  background: var(--grad-primary);
  font-weight: 600;
  box-shadow: var(--glow-cyan);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--grad-primary);
  color: var(--bg-deepest);
  box-shadow: 0 0 0 0 rgba(0, 212, 255, 0);
}
.btn-primary:hover {
  box-shadow: var(--glow-cyan);
  transform: translateY(-1px);
}
.btn-primary:disabled {
  opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none;
}
.btn-ghost {
  background: var(--surface-1);
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--surface-2);
  border-color: var(--border-glow);
  color: var(--cyan);
}
.btn-danger-ghost {
  background: transparent;
  border-color: rgba(255, 85, 119, 0.25);
  color: var(--red);
  font-size: 12px;
  padding: 6px 12px;
}
.btn-danger-ghost:hover {
  background: rgba(255, 85, 119, 0.1);
  border-color: rgba(255, 85, 119, 0.5);
}

/* Inputs */
.input, .select {
  width: 100%;
  padding: 12px 14px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  transition: all 0.2s ease;
}
.input::placeholder { color: var(--text-dim); }
.input:focus, .select:focus {
  outline: none;
  border-color: var(--cyan);
  background: var(--surface-2);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.12);
}
.select { appearance: none; cursor: pointer; padding-right: 36px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'><path d='M1 1L6 6L11 1' stroke='%2300d4ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat; background-position: right 12px center; }
.label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

/* File input */
input[type="file"]::file-selector-button {
  margin-right: 14px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--grad-primary);
  color: var(--bg-deepest);
  font-weight: 600;
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s ease;
}
input[type="file"]::file-selector-button:hover {
  box-shadow: var(--glow-cyan);
}
input[type="file"] {
  color: var(--text-muted);
  font-size: 13px;
  width: 100%;
  padding: 10px 0;
}

/* Tables */
.tbl {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}
.tbl th {
  text-align: left;
  padding: 12px 14px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.tbl td {
  padding: 12px 14px;
  font-size: 13px;
  color: var(--text);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.tbl tr:last-child td { border-bottom: none; }
.tbl tr:hover td { background: rgba(0, 212, 255, 0.03); }
.num { font-variant-numeric: tabular-nums; font-family: 'JetBrains Mono', ui-monospace, monospace; text-align: right; }

/* Pills (kind badges) */
.pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}
.pill-buy   { background: rgba(0, 255, 163, 0.12); color: var(--mint);   border: 1px solid rgba(0, 255, 163, 0.3); }
.pill-sell  { background: rgba(255, 85, 119, 0.12); color: var(--red);   border: 1px solid rgba(255, 85, 119, 0.3); }
.pill-other { background: rgba(157, 77, 255, 0.12); color: var(--purple); border: 1px solid rgba(157, 77, 255, 0.3); }
.pill-flat  { background: rgba(255,255,255,0.05); color: var(--text-muted); border: 1px solid var(--border); }

/* Status messages */
.msg-ok {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: rgba(0, 255, 163, 0.08);
  border: 1px solid rgba(0, 255, 163, 0.25);
  color: var(--mint);
  font-size: 13px;
}
.msg-err {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 85, 119, 0.08);
  border: 1px solid rgba(255, 85, 119, 0.25);
  color: var(--red);
  font-size: 13px;
}
.msg-info {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: var(--surface-1);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
}
.msg-warn {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 181, 71, 0.06);
  border: 1px solid rgba(255, 181, 71, 0.22);
  color: var(--amber);
  font-size: 12px;
  line-height: 1.6;
}
.msg-warn strong { color: #ffd700; }

/* Stat number display */
.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

/* Loading spinner — orbiting dots */
.spinner {
  display: inline-block;
  width: 36px;
  height: 36px;
  border: 2px solid rgba(0, 212, 255, 0.15);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Pulse glow on logo */
@keyframes pulse-glow {
  0%, 100% { filter: drop-shadow(0 0 14px rgba(0, 212, 255, 0.4)); }
  50%      { filter: drop-shadow(0 0 26px rgba(0, 212, 255, 0.7)); }
}
.logo-pulse {
  animation: pulse-glow 4s ease-in-out infinite;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* Utility */
.hidden { display: none !important; }
.row    { display: flex; align-items: center; gap: 12px; }
.col    { display: flex; flex-direction: column; gap: 12px; }

/* Modals */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(6, 6, 20, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: grid; place-items: center;
  padding: 24px;
  animation: modal-fade 0.18s ease;
}
@keyframes modal-fade { from { opacity: 0; } to { opacity: 1; } }
.modal-content {
  background: rgba(17, 19, 42, 0.92);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  width: 100%; max-width: 800px;
  max-height: 90vh;
  overflow: hidden;
  display: flex; flex-direction: column;
  position: relative;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6), 0 0 60px rgba(0, 212, 255, 0.06);
}
.modal-content::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), transparent);
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}
.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}
.modal-close {
  background: var(--surface-2);
  border: 1px solid var(--border);
  width: 32px; height: 32px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1;
  transition: all 0.2s ease;
}
.modal-close:hover { color: var(--cyan); border-color: var(--border-glow); }

.clickable-card { cursor: pointer; transition: all 0.2s ease; }
.clickable-card:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 32px rgba(0, 212, 255, 0.08);
  transform: translateY(-2px);
}
.clickable-card:active { transform: translateY(0); }

.code-block {
  background: var(--bg-deepest);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-muted);
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.6;
}

.kv {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 8px 16px;
  font-size: 13px;
}
.kv dt {
  color: var(--text-muted);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding-top: 2px;
}
.kv dd { color: var(--text); margin: 0; font-family: 'JetBrains Mono', monospace; }
.kv dd a { color: var(--cyan); text-decoration: none; }

/* Container */
.container-app {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 24px;
}
@media (max-width: 640px) {
  .container-app { padding: 24px 16px; }
  .stat-num { font-size: 26px; }
}