:root {
  --bg: #06131f;
  --bg-2: #0b2133;
  --surface: rgba(12, 36, 56, 0.72);
  --surface-solid: #0e2a42;
  --line: rgba(120, 200, 255, 0.18);
  --text: #eef8ff;
  --muted: #9bb6c9;
  --blue: #2d9fff;
  --green: #48ff91;
  --green-deep: #1fd96a;
  --danger: #ff6b7a;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --font: "Vazirmatn", Tahoma, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 90% -10%, rgba(45, 159, 255, 0.28), transparent 55%),
    radial-gradient(900px 500px at 0% 20%, rgba(72, 255, 145, 0.14), transparent 50%),
    linear-gradient(180deg, var(--bg), #041018 70%, #02090f);
  background-attachment: fixed;
}

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--green); }

main { min-height: calc(100vh - 160px); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(4, 14, 22, 0.72);
  border-bottom: 1px solid var(--line);
}

.navbar {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  color: var(--text);
  font-weight: 800;
  font-size: 1.15rem;
}

.brand:hover { color: var(--text); }

.brand-mark {
  width: 34px;
  height: 38px;
  display: inline-block;
  background:
    linear-gradient(160deg, var(--blue), #1470d8 45%, var(--green));
  clip-path: polygon(50% 0%, 100% 18%, 88% 78%, 50% 100%, 12% 78%, 0% 18%);
  box-shadow: 0 0 24px rgba(45, 159, 255, 0.45);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: .85rem;
  flex-wrap: wrap;
}

.nav-links > a:not(.btn) {
  color: var(--muted);
  font-weight: 500;
  padding: .35rem .2rem;
}

.nav-links > a:not(.btn):hover,
.nav-links > a:not(.btn).active {
  color: var(--text);
}

.nav-user {
  color: var(--muted);
  font-size: .9rem;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-logout { display: inline; margin: 0; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
  padding: 10px;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: .65rem 1.2rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(135deg, var(--green), var(--green-deep));
  color: #042314;
}

.btn-primary:hover { color: #042314; filter: brightness(1.05); }

.btn-outline {
  border-color: rgba(72, 255, 145, 0.45);
  color: var(--green);
  background: transparent;
}

.btn-outline:hover { background: rgba(72, 255, 145, 0.08); color: var(--green); }

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: transparent;
}

.btn-ghost:hover { color: var(--text); }

.btn-lg { padding: .9rem 1.6rem; font-size: 1.05rem; }
.btn-sm { padding: .4rem .9rem; font-size: .85rem; }
.btn-block { width: 100%; }

.flash {
  max-width: 1180px;
  margin: 1rem auto 0;
  padding: .9rem 1.1rem;
  border-radius: 14px;
  border: 1px solid var(--line);
}

.flash-success {
  background: rgba(72, 255, 145, 0.12);
  color: var(--green);
}

.flash-error {
  background: rgba(255, 107, 122, 0.12);
  color: var(--danger);
}

.hero {
  position: relative;
  min-height: calc(100vh - 78px);
  max-width: 1180px;
  margin: 0 auto;
  padding: 3rem 1.25rem 2rem;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 2rem;
  align-items: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  inset: 10% auto auto 40%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(45, 159, 255, 0.35), transparent 70%);
  filter: blur(20px);
  pointer-events: none;
  animation: pulse 6s ease-in-out infinite;
}

.hero-brand {
  margin: 0 0 .8rem;
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(90deg, #fff, var(--blue) 55%, var(--green));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: fadeUp .8s ease both;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 700;
  line-height: 1.45;
  max-width: 16ch;
  animation: fadeUp .9s ease both;
}

.hero-lead {
  margin: 0 0 1.6rem;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.9;
  max-width: 36ch;
  animation: fadeUp 1s ease both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  animation: fadeUp 1.1s ease both;
}

.hero-visual {
  display: flex;
  justify-content: center;
  animation: floatIn 1.1s ease both;
}

.phone-frame {
  width: min(340px, 100%);
  padding: 14px;
  border-radius: 36px;
  background: linear-gradient(160deg, rgba(255,255,255,0.18), rgba(255,255,255,0.04));
  box-shadow: var(--shadow);
}

.phone-screen {
  border-radius: 28px;
  padding: 1.3rem;
  background:
    linear-gradient(180deg, rgba(18, 52, 78, 0.95), rgba(8, 24, 38, 0.98));
  border: 1px solid var(--line);
  min-height: 420px;
}

.phone-balance {
  margin-bottom: 1.2rem;
  padding: 1rem;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(45,159,255,.25), rgba(72,255,145,.12));
}

.phone-balance span {
  display: block;
  color: var(--muted);
  margin-bottom: .35rem;
}

.phone-balance strong {
  font-size: 1.35rem;
}

.phone-coins { display: grid; gap: .7rem; }

.phone-coin,
.market-row,
.holding-item,
.quick-row,
.tx-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  padding: .85rem .95rem;
  border-radius: 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid transparent;
}

.phone-coin:hover,
.market-row:hover,
.holding-item:hover,
.quick-row:hover {
  border-color: var(--line);
  background: rgba(45, 159, 255, 0.06);
}

.market-coin {
  display: flex;
  align-items: center;
  gap: .75rem;
  min-width: 160px;
}

.market-coin strong,
.holding-value strong { display: block; }

.market-coin small,
.holding-value small,
.phone-coin small {
  color: var(--muted);
}

.coin-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-grid;
  place-items: center;
  font-weight: 800;
  color: #041018;
  background: var(--coin, var(--green));
  box-shadow: 0 8px 20px color-mix(in srgb, var(--coin, var(--green)) 35%, transparent);
}

.up { color: var(--green); }
.down { color: var(--danger); }

.section,
.page-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 3rem 1.25rem;
}

.section-head,
.page-head {
  margin-bottom: 1.6rem;
}

.section-head h2,
.page-head h1,
.content-panel h1 {
  margin: 0 0 .5rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.section-head p,
.page-head p {
  margin: 0;
  color: var(--muted);
}

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

.feature-grid article,
.panel,
.content-panel,
.trade-card,
.auth-card,
.summary-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.feature-grid article {
  padding: 1.4rem;
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  margin-bottom: 1rem;
}

.feature-icon.security { background: linear-gradient(135deg, var(--blue), #1a66b8); }
.feature-icon.trade { background: linear-gradient(135deg, var(--green), #149a4f); }
.feature-icon.multi { background: linear-gradient(135deg, #7ad0ff, var(--blue)); }

.feature-grid h3 { margin: 0 0 .5rem; }
.feature-grid p { margin: 0; color: var(--muted); line-height: 1.8; }

.market-table,
.holding-list,
.quick-market,
.tx-list {
  display: grid;
  gap: .7rem;
}

.market-actions {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
}

.cta-band {
  margin: 1rem auto 3rem;
  max-width: 1180px;
  padding: 2.5rem 1.5rem;
  text-align: center;
  border-radius: 28px;
  background:
    linear-gradient(120deg, rgba(45,159,255,.22), rgba(72,255,145,.14)),
    var(--surface-solid);
  border: 1px solid var(--line);
}

.cta-band h2 { margin: 0 0 .6rem; }
.cta-band p { margin: 0 0 1.2rem; color: var(--muted); }

.wallet-summary {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.summary-card {
  padding: 1.2rem 1.3rem;
}

.summary-card span {
  display: block;
  color: var(--muted);
  margin-bottom: .45rem;
}

.summary-card strong {
  font-size: 1.35rem;
}

.summary-card.main {
  background: linear-gradient(135deg, rgba(45,159,255,.28), rgba(72,255,145,.16));
}

.wallet-grid {
  display: grid;
  grid-template-columns: 1.3fr .9fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel { padding: 1.2rem; }
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.panel-head h2 { margin: 0; font-size: 1.15rem; }

.empty-state {
  color: var(--muted);
  margin: .5rem 0;
}

.holding-value { text-align: left; }

.tx-type {
  min-width: 52px;
  text-align: center;
  padding: .25rem .55rem;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 700;
}

.tx-type.buy { background: rgba(72,255,145,.15); color: var(--green); }
.tx-type.sell { background: rgba(255,107,122,.15); color: var(--danger); }

.trade-card,
.auth-card {
  max-width: 520px;
  margin: 0 auto;
  padding: 1.6rem;
}

.trade-head {
  margin-bottom: 1.2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.trade-head h1,
.auth-brand h1 {
  margin: 0 0 .4rem;
  font-size: 1.5rem;
}

.trade-head p,
.auth-brand p {
  margin: 0;
  color: var(--muted);
}

.trade-head.buy { border-color: rgba(72,255,145,.35); }
.trade-head.sell { border-color: rgba(255,107,122,.35); }

.trade-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .8rem;
  margin-bottom: 1.2rem;
}

.trade-meta div {
  padding: .85rem;
  border-radius: 14px;
  background: rgba(255,255,255,.03);
}

.trade-meta span {
  display: block;
  color: var(--muted);
  font-size: .85rem;
  margin-bottom: .3rem;
}

.form-field { margin-bottom: 1rem; }
.form-field label {
  display: block;
  margin-bottom: .4rem;
  color: var(--muted);
}

.form-control {
  width: 100%;
  border-radius: 14px !important;
  border: 1px solid var(--line) !important;
  background: rgba(2, 12, 20, 0.55) !important;
  color: var(--text) !important;
  padding: .85rem 1rem !important;
}

.form-control:focus {
  border-color: var(--blue) !important;
  box-shadow: 0 0 0 .2rem rgba(45,159,255,.2) !important;
}

.form-check-row {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: 1rem;
  color: var(--muted);
}

.trade-hint {
  color: var(--muted);
  font-size: .92rem;
  margin: 0 0 1rem;
}

.trade-actions { display: grid; gap: .6rem; }

.auth-page {
  min-height: calc(100vh - 180px);
  display: grid;
  place-items: center;
  padding: 2rem 1.25rem;
}

.auth-brand {
  text-align: center;
  margin-bottom: 1.4rem;
}

.auth-brand .brand-mark {
  margin-bottom: .8rem;
}

.auth-switch {
  margin: 1.2rem 0 0;
  text-align: center;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
}

.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.6rem 1.25rem 2rem;
  color: var(--muted);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: .6rem;
  color: var(--text);
}

.footer-brand .brand-mark {
  width: 24px;
  height: 28px;
}

.content-panel { padding: 1.5rem; }
.content-panel p { color: var(--muted); line-height: 1.9; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes floatIn {
  from { opacity: 0; transform: translateY(28px) scale(.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes pulse {
  0%, 100% { opacity: .7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 2rem;
  }

  .hero h1 { max-width: none; }
  .feature-grid,
  .wallet-summary,
  .wallet-grid {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 760px) {
  .nav-toggle { display: inline-flex; }

  .nav-links {
    display: none;
    position: absolute;
    inset: 70px 1rem auto;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border-radius: 18px;
    background: rgba(8, 24, 38, 0.96);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  body.nav-open .nav-links { display: flex; }

  .market-row,
  .holding-item,
  .tx-row {
    flex-wrap: wrap;
  }

  .market-price,
  .market-change {
    width: auto;
  }

  .trade-meta {
    grid-template-columns: 1fr;
  }
}