/* === CryptoVault — Cold Green & Black — Full Animations === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --bg-primary: #0a0e0d;
  --bg-secondary: #0f1614;
  --bg-card: #121c19;
  --bg-card-hover: #162420;
  --bg-input: #0d1512;
  --green-dark: #0d3b2e;
  --green-mid: #10b981;
  --green-bright: #34d399;
  --green-glow: #10b98140;
  --green-neon: #00ff88;
  --red: #ef4444;
  --red-dim: #991b1b;
  --yellow: #f59e0b;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-dim: #64748b;
  --border: #1e2d29;
  --border-green: #10b98130;
  --shadow-green: 0 0 30px #10b98115;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
}

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

html, body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body {
  max-width: 430px;
  margin: 0 auto;
  position: relative;
}

/* === Floating Particles Background === */
.particles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--green-mid);
  opacity: 0;
  animation: particleFloat linear infinite;
}

@keyframes particleFloat {
  0% { opacity: 0; transform: translateY(100vh) scale(0); }
  10% { opacity: 0.4; }
  90% { opacity: 0.2; }
  100% { opacity: 0; transform: translateY(-20px) scale(1.5); }
}

body::before {
  content: '';
  position: fixed;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #10b98112 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: bgGlow 6s ease-in-out infinite alternate;
}

@keyframes bgGlow {
  from { opacity: 0.6; transform: translateX(-50%) scale(1); }
  to { opacity: 1; transform: translateX(-50%) scale(1.15); }
}

.app { position: relative; z-index: 1; padding-bottom: 90px; min-height: 100vh; }

/* === Header === */
.header {
  padding: 16px 20px 12px;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0;
  background: #0a0e0d99; backdrop-filter: blur(20px);
  z-index: 100; border-bottom: 1px solid var(--border);
}

.header-logo { display: flex; align-items: center; gap: 10px; }
.header-logo svg { width: 28px; height: 28px; animation: logoSpin 20s linear infinite; }

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

.header-title {
  font-size: 18px; font-weight: 700;
  background: linear-gradient(135deg, var(--green-bright), var(--green-mid));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: -0.3px;
}

.header-actions { display: flex; gap: 8px; }

.header-btn {
  width: 38px; height: 38px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--bg-card);
  color: var(--text-secondary); display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all 0.3s cubic-bezier(0.22,1,0.36,1);
}

.header-btn:hover { border-color: var(--green-mid); color: var(--green-bright); box-shadow: var(--shadow-green); transform: scale(1.1) rotate(10deg); }
.header-btn:active { transform: scale(0.9); }
.header-btn svg { width: 18px; height: 18px; }

.notification-badge { position: relative; }
.notification-badge::after {
  content: attr(data-count); position: absolute; top: -3px; right: -3px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--red); color: white; font-size: 9px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  animation: badgeBounce 2s ease-in-out infinite;
}

@keyframes badgeBounce {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* === Pages === */
.page { display: none; padding: 20px; }
.page.active { display: block; animation: pageIn 0.5s cubic-bezier(0.22,1,0.36,1); }

@keyframes pageIn {
  from { opacity: 0; transform: translateY(30px) scale(0.96); filter: blur(4px); }
  to { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}

/* === Portfolio Card === */
.portfolio-card {
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--bg-card) 50%, #0f1614 100%);
  border: 1px solid var(--border-green);
  border-radius: var(--radius); padding: 24px;
  position: relative; overflow: hidden;
  box-shadow: var(--shadow-green);
  animation: cardFloat 5s ease-in-out infinite, cardEntrance 0.6s cubic-bezier(0.22,1,0.36,1);
}

@keyframes cardEntrance {
  from { opacity: 0; transform: translateY(40px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes cardFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.portfolio-card::before {
  content: ''; position: absolute; top: -50%; right: -30%;
  width: 300px; height: 300px;
  background: radial-gradient(circle, #10b98115 0%, transparent 60%);
  pointer-events: none;
  animation: glowRotate 10s linear infinite;
}

.portfolio-card::after {
  content: ''; position: absolute; bottom: -40%; left: -20%;
  width: 250px; height: 250px;
  background: radial-gradient(circle, #34d39910 0%, transparent 60%);
  pointer-events: none;
  animation: glowRotate 12s linear infinite reverse;
}

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

.portfolio-label { font-size: 13px; color: var(--text-secondary); margin-bottom: 6px; font-weight: 500; }

.portfolio-amount {
  font-size: 36px; font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: -1px; margin-bottom: 4px;
  animation: counterGlow 3s ease-in-out infinite;
}

@keyframes counterGlow {
  0%, 100% { text-shadow: 0 0 0 transparent; }
  50% { text-shadow: 0 0 20px #10b98130; }
}

.portfolio-amount .dollar { font-size: 24px; color: var(--green-mid); }

.portfolio-change {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 13px; font-weight: 600;
  padding: 4px 10px; border-radius: 20px; margin-bottom: 20px;
  animation: changePop 0.5s cubic-bezier(0.22,1,0.36,1) 0.3s backwards;
}

@keyframes changePop {
  from { opacity: 0; transform: scale(0.5); }
  to { opacity: 1; transform: scale(1); }
}

.portfolio-change.positive { color: var(--green-bright); background: #10b98115; }
.portfolio-change.negative { color: var(--red); background: #ef444415; }

.portfolio-actions { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 4px; }

.portfolio-action-btn {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 12px 0; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg-input);
  color: var(--text-primary); cursor: pointer;
  transition: all 0.3s cubic-bezier(0.22,1,0.36,1); font-size: 11px; font-weight: 500;
  animation: btnPop 0.5s cubic-bezier(0.22,1,0.36,1) backwards;
  position: relative; overflow: hidden;
}

.portfolio-action-btn:nth-child(1) { animation-delay: 0.05s; }
.portfolio-action-btn:nth-child(2) { animation-delay: 0.1s; }
.portfolio-action-btn:nth-child(3) { animation-delay: 0.15s; }
.portfolio-action-btn:nth-child(4) { animation-delay: 0.2s; }

@keyframes btnPop {
  from { opacity: 0; transform: scale(0.6) translateY(16px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.portfolio-action-btn .icon {
  width: 36px; height: 36px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  background: var(--green-dark); color: var(--green-mid); transition: all 0.3s;
}

.portfolio-action-btn:hover { border-color: var(--green-mid); transform: translateY(-4px) scale(1.05); }
.portfolio-action-btn:active { transform: scale(0.9); transition: transform 0.1s; }
.portfolio-action-btn:hover .icon { background: var(--green-mid); color: white; box-shadow: 0 6px 25px var(--green-glow); animation: iconPulse 0.8s ease infinite alternate; }
.portfolio-action-btn svg { width: 18px; height: 18px; }

@keyframes iconPulse {
  from { box-shadow: 0 4px 15px #10b98140; transform: scale(1); }
  to { box-shadow: 0 6px 30px #10b98190; transform: scale(1.1); }
}

/* Ripple effect */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, #10b98150, transparent);
  transform: scale(0);
  animation: rippleAnim 0.6s ease-out;
  pointer-events: none;
}

@keyframes rippleAnim {
  to { transform: scale(4); opacity: 0; }
}

/* === Section Headers === */
.section-header { display: flex; align-items: center; justify-content: space-between; margin: 24px 0 14px; }
.section-title { font-size: 16px; font-weight: 700; color: var(--text-primary); display: flex; align-items: center; }
.section-link { font-size: 13px; color: var(--green-mid); cursor: pointer; font-weight: 500; background: none; border: none; transition: all 0.3s; }
.section-link:hover { color: var(--green-bright); transform: translateX(4px); }

/* === Live Dot === */
.live-dot {
  display: inline-block; width: 8px; height: 8px;
  border-radius: 50%; background: var(--green-mid);
  margin-right: 8px; animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 #10b98180; }
  50% { opacity: 0.6; box-shadow: 0 0 0 8px #10b98100; }
}

/* === Price List === */
.price-list { display: flex; flex-direction: column; gap: 4px; }

.price-item {
  display: flex; align-items: center;
  padding: 14px 16px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  cursor: pointer; transition: all 0.3s cubic-bezier(0.22,1,0.36,1);
  animation: slideInRight 0.4s cubic-bezier(0.22,1,0.36,1) backwards;
  position: relative; overflow: hidden;
}

.price-item:nth-child(1) { animation-delay: 0.03s; }
.price-item:nth-child(2) { animation-delay: 0.06s; }
.price-item:nth-child(3) { animation-delay: 0.09s; }
.price-item:nth-child(4) { animation-delay: 0.12s; }
.price-item:nth-child(5) { animation-delay: 0.15s; }
.price-item:nth-child(6) { animation-delay: 0.18s; }
.price-item:nth-child(7) { animation-delay: 0.21s; }
.price-item:nth-child(8) { animation-delay: 0.24s; }

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(-24px); }
  to { opacity: 1; transform: translateX(0); }
}

.price-item:hover { background: var(--bg-card-hover); border-color: var(--border-green); transform: translateX(6px) scale(1.01); box-shadow: 0 4px 20px rgba(16,185,129,0.08); }
.price-item:active { transform: scale(0.98); }

.price-icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 14px; margin-right: 12px; flex-shrink: 0;
  transition: transform 0.3s;
}

.price-item:hover .price-icon { transform: rotate(-10deg) scale(1.1); }

.price-icon.btc { background: linear-gradient(135deg, #f7931a20, #f7931a10); color: #f7931a; }
.price-icon.eth { background: linear-gradient(135deg, #627eea20, #627eea10); color: #627eea; }
.price-icon.usdt { background: linear-gradient(135deg, #26a17b20, #26a17b10); color: #26a17b; }
.price-icon.sol { background: linear-gradient(135deg, #9945ff20, #9945ff10); color: #9945ff; }
.price-icon.bnb { background: linear-gradient(135deg, #f3ba2f20, #f3ba2f10); color: #f3ba2f; }
.price-icon.xrp { background: linear-gradient(135deg, #00aae420, #00aae410); color: #00aae4; }
.price-icon.ada { background: linear-gradient(135deg, #0033ad20, #0033ad10); color: #3b82f6; }
.price-icon.doge { background: linear-gradient(135deg, #c2a63320, #c2a63310); color: #c2a633; }

.price-info { flex: 1; }
.price-name { font-size: 15px; font-weight: 600; margin-bottom: 2px; }
.price-symbol { font-size: 12px; color: var(--text-dim); font-weight: 500; }
.price-value { text-align: right; margin-left: 8px; }
.price-usd { font-size: 15px; font-weight: 600; font-family: 'JetBrains Mono', monospace; margin-bottom: 2px; }
.price-change { font-size: 12px; font-weight: 600; transition: transform 0.3s; }
.price-change.up { color: var(--green-bright); }
.price-change.down { color: var(--red); }
.price-item:hover .price-change { transform: scale(1.15); }

.mini-chart-svg { flex-shrink: 0; margin: 0 10px; }

/* === Wallet Cards === */
.wallet-cards {
  display: flex; gap: 12px; overflow-x: auto;
  padding: 4px 0 8px; scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.wallet-cards::-webkit-scrollbar { display: none; }

.wallet-card {
  min-width: 200px; padding: 18px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
  scroll-snap-align: start; cursor: pointer;
  transition: all 0.35s cubic-bezier(0.22,1,0.36,1);
  position: relative; overflow: hidden;
  animation: walletSlideIn 0.5s cubic-bezier(0.22,1,0.36,1) backwards;
}

.wallet-card:nth-child(1) { animation-delay: 0.05s; }
.wallet-card:nth-child(2) { animation-delay: 0.12s; }
.wallet-card:nth-child(3) { animation-delay: 0.19s; }
.wallet-card:nth-child(4) { animation-delay: 0.26s; }
.wallet-card:nth-child(5) { animation-delay: 0.33s; }

@keyframes walletSlideIn {
  from { opacity: 0; transform: translateY(20px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.wallet-card::after {
  content: ''; position: absolute; top: 0; right: 0;
  width: 120px; height: 120px; border-radius: 50%;
  opacity: 0.06; pointer-events: none;
  transition: all 0.4s;
}

.wallet-card:hover { transform: translateY(-6px) scale(1.02); box-shadow: 0 12px 40px rgba(0,0,0,0.4); }
.wallet-card:active { transform: scale(0.97); }
.wallet-card:hover::after { opacity: 0.12; transform: scale(1.3); }

.wallet-card.btc { border-color: #f7931a30; }
.wallet-card.btc::after { background: #f7931a; }
.wallet-card.eth { border-color: #627eea30; }
.wallet-card.eth::after { background: #627eea; }
.wallet-card.usdt { border-color: #26a17b30; }
.wallet-card.usdt::after { background: #26a17b; }
.wallet-card.sol { border-color: #9945ff30; }
.wallet-card.sol::after { background: #9945ff; }
.wallet-card.bnb { border-color: #f3ba2f30; }
.wallet-card.bnb::after { background: #f3ba2f; }

.wallet-currency { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.wallet-currency-icon { width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 12px; transition: transform 0.3s; }
.wallet-card:hover .wallet-currency-icon { transform: rotate(-15deg) scale(1.15); }
.wallet-currency-name { font-size: 14px; font-weight: 600; }
.wallet-balance { font-size: 22px; font-weight: 700; font-family: 'JetBrains Mono', monospace; margin-bottom: 2px; }
.wallet-balance-usd { font-size: 13px; color: var(--text-secondary); font-family: 'JetBrains Mono', monospace; }

/* === Transaction List === */
.tx-list { display: flex; flex-direction: column; gap: 4px; }

.tx-item {
  display: flex; align-items: center;
  padding: 14px 16px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: all 0.3s cubic-bezier(0.22,1,0.36,1);
  animation: txSlideIn 0.4s cubic-bezier(0.22,1,0.36,1) backwards;
  position: relative;
}

.tx-item:nth-child(1) { animation-delay: 0.04s; }
.tx-item:nth-child(2) { animation-delay: 0.08s; }
.tx-item:nth-child(3) { animation-delay: 0.12s; }
.tx-item:nth-child(4) { animation-delay: 0.16s; }
.tx-item:nth-child(5) { animation-delay: 0.20s; }
.tx-item:nth-child(6) { animation-delay: 0.24s; }

@keyframes txSlideIn {
  from { opacity: 0; transform: translateX(-16px); }
  to { opacity: 1; transform: translateX(0); }
}

.tx-item:hover { background: var(--bg-card-hover); transform: translateX(4px); }

.tx-icon {
  width: 40px; height: 40px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-right: 12px; flex-shrink: 0;
  transition: all 0.3s;
}

.tx-item:hover .tx-icon { transform: scale(1.12) rotate(-5deg); }

.tx-icon.buy { background: #10b98115; color: var(--green-mid); }
.tx-icon.sell { background: #ef444415; color: var(--red); }
.tx-icon.deposit { background: #3b82f615; color: #3b82f6; }
.tx-icon.transfer { background: #f59e0b15; color: var(--yellow); }
.tx-icon svg { width: 18px; height: 18px; }

.tx-info { flex: 1; }
.tx-type { font-size: 14px; font-weight: 600; margin-bottom: 2px; }
.tx-details { font-size: 12px; color: var(--text-dim); }
.tx-amount { text-align: right; }
.tx-value { font-size: 14px; font-weight: 600; font-family: 'JetBrains Mono', monospace; margin-bottom: 2px; }
.tx-value.positive { color: var(--green-bright); }
.tx-value.negative { color: var(--red); }
.tx-status { font-size: 11px; font-weight: 500; padding: 2px 8px; border-radius: 10px; display: inline-block; }
.tx-status.completed { background: #10b98115; color: var(--green-mid); }
.tx-status.pending { background: #f59e0b15; color: var(--yellow); animation: pendingPulse 2s infinite; }

@keyframes pendingPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* === Bottom Navigation === */
.bottom-nav {
  position: fixed; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 430px;
  background: #0a0e0dee; backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-around;
  padding: 8px 0; padding-bottom: max(8px, env(safe-area-inset-bottom));
  z-index: 200;
  animation: navSlideUp 0.5s cubic-bezier(0.22,1,0.36,1) 0.3s backwards;
}

@keyframes navSlideUp {
  from { transform: translateX(-50%) translateY(100%); }
  to { transform: translateX(-50%) translateY(0); }
}

.nav-item {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 6px 16px; border-radius: 12px;
  cursor: pointer; transition: all 0.3s cubic-bezier(0.22,1,0.36,1);
  color: var(--text-dim); background: none; border: none; position: relative;
}

.nav-item svg { width: 22px; height: 22px; transition: all 0.3s; }
.nav-item span { font-size: 10px; font-weight: 600; transition: all 0.3s; }
.nav-item.active { color: var(--green-mid); }
.nav-item:hover { color: var(--green-bright); }
.nav-item:active { transform: scale(0.85); }

.nav-item.active svg { animation: navBounce 0.4s cubic-bezier(0.22,1,0.36,1); }

@keyframes navBounce {
  0% { transform: scale(1); }
  40% { transform: scale(1.3) translateY(-3px); }
  100% { transform: scale(1); }
}

.nav-item.active::before {
  content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 24px; height: 3px; border-radius: 0 0 3px 3px;
  background: var(--green-mid); box-shadow: 0 2px 12px var(--green-glow);
  animation: indicatorGrow 0.3s cubic-bezier(0.22,1,0.36,1);
}

@keyframes indicatorGrow {
  from { width: 0; opacity: 0; }
  to { width: 24px; opacity: 1; }
}

/* === Modal === */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: #00000099; backdrop-filter: blur(8px);
  z-index: 300; align-items: flex-end; justify-content: center;
}

.modal-overlay.active { display: flex; animation: overlayFade 0.3s ease; }

@keyframes overlayFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal {
  width: 100%; max-width: 430px;
  background: var(--bg-secondary);
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 0; animation: modalSlideUp 0.4s cubic-bezier(0.22,1,0.36,1);
  max-height: 90vh; overflow-y: auto;
}

@keyframes modalSlideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.modal-handle { width: 36px; height: 4px; border-radius: 2px; background: var(--border); margin: 12px auto; animation: handleGlow 2s ease-in-out infinite; }

@keyframes handleGlow {
  0%, 100% { background: var(--border); }
  50% { background: var(--green-mid); box-shadow: 0 0 8px var(--green-glow); }
}

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 20px 16px; border-bottom: 1px solid var(--border);
}

.modal-title { font-size: 18px; font-weight: 700; }

.modal-close {
  width: 32px; height: 32px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--bg-card);
  color: var(--text-secondary); display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all 0.3s;
}

.modal-close:hover { border-color: var(--red); color: var(--red); transform: rotate(90deg) scale(1.1); }
.modal-close:active { transform: rotate(90deg) scale(0.8); }
.modal-body { padding: 20px; }

/* === Form Elements === */
.form-group { margin-bottom: 16px; animation: formGroupIn 0.4s cubic-bezier(0.22,1,0.36,1) backwards; }
.form-group:nth-child(1) { animation-delay: 0.05s; }
.form-group:nth-child(2) { animation-delay: 0.1s; }
.form-group:nth-child(3) { animation-delay: 0.15s; }
.form-group:nth-child(4) { animation-delay: 0.2s; }

@keyframes formGroupIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-secondary); margin-bottom: 8px; }

.form-input {
  width: 100%; padding: 14px 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg-input);
  color: var(--text-primary); font-size: 15px;
  font-family: 'JetBrains Mono', monospace; transition: all 0.3s; outline: none;
}

.form-input:focus { border-color: var(--green-mid); box-shadow: 0 0 0 4px var(--green-glow), 0 4px 20px rgba(16,185,129,0.1); transform: scale(1.01); }
.form-input::placeholder { color: var(--text-dim); font-family: 'Inter', sans-serif; }

.form-select {
  width: 100%; padding: 14px 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg-input);
  color: var(--text-primary); font-size: 15px;
  font-family: 'Inter', sans-serif; transition: all 0.3s; outline: none; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}

.form-select:focus { border-color: var(--green-mid); box-shadow: 0 0 0 4px var(--green-glow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* === Buttons === */
.btn {
  width: 100%; padding: 15px; border-radius: var(--radius-sm);
  border: none; font-size: 15px; font-weight: 700;
  cursor: pointer; transition: all 0.3s cubic-bezier(0.22,1,0.36,1);
  font-family: 'Inter', sans-serif;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  position: relative; overflow: hidden;
}

.btn::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.1) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.5s;
}

.btn:hover::after { transform: translateX(100%); }

.btn-primary {
  background: linear-gradient(135deg, var(--green-mid), #059669);
  color: white; box-shadow: 0 4px 20px var(--green-glow);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px #10b98160; }
.btn-primary:active { transform: scale(0.96); }

.btn-secondary {
  background: var(--bg-card); color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover { border-color: var(--green-mid); background: var(--bg-card-hover); transform: translateY(-1px); }

.btn-danger { background: #ef444420; color: var(--red); border: 1px solid #ef444430; }
.btn-danger:hover { background: #ef444430; transform: translateY(-1px); }

/* === Amount Input === */
.amount-input-group {
  display: flex; align-items: center;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: var(--radius-sm); overflow: hidden; transition: all 0.3s;
}

.amount-input-group:focus-within { border-color: var(--green-mid); box-shadow: 0 0 0 4px var(--green-glow); }

.amount-input-group input {
  flex: 1; padding: 14px 16px; background: transparent;
  border: none; color: var(--text-primary);
  font-size: 18px; font-weight: 600;
  font-family: 'JetBrains Mono', monospace; outline: none;
}

.amount-input-group input::placeholder { color: var(--text-dim); font-weight: 400; }

.coin-selector {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 14px; margin: 6px;
  border-radius: 8px; background: var(--green-dark);
  border: 1px solid var(--border-green);
  color: var(--green-bright); font-size: 14px; font-weight: 700;
  cursor: pointer; transition: all 0.3s; white-space: nowrap;
}

.coin-selector:hover { background: var(--green-mid); color: white; transform: scale(1.05); }
.coin-selector:active { transform: scale(0.95); }

.quick-amounts { display: flex; gap: 8px; margin-top: 10px; }

.quick-amount-btn {
  flex: 1; padding: 8px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--bg-card);
  color: var(--text-secondary); font-size: 13px; font-weight: 600;
  cursor: pointer; transition: all 0.3s;
}

.quick-amount-btn:hover { border-color: var(--green-mid); color: var(--green-bright); background: var(--green-dark); transform: translateY(-2px); }
.quick-amount-btn:active { transform: scale(0.92); }

.preview-text { text-align: center; padding: 12px; color: var(--text-secondary); font-size: 14px; font-family: 'JetBrains Mono', monospace; }

/* === Tab Selector === */
.tab-selector {
  display: flex; gap: 8px; margin-bottom: 16px;
  background: var(--bg-input); padding: 4px; border-radius: var(--radius-sm);
}

.tab-btn {
  flex: 1; padding: 10px; border: none; border-radius: 8px;
  background: transparent; color: var(--text-dim);
  font-size: 13px; font-weight: 600; cursor: pointer;
  transition: all 0.3s cubic-bezier(0.22,1,0.36,1);
}

.tab-btn.active { background: var(--green-dark); color: var(--green-mid); }
.tab-btn:hover:not(.active) { color: var(--text-primary); }

/* === Exchange Card === */
.exchange-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  animation: cardEntrance 0.5s cubic-bezier(0.22,1,0.36,1);
}

.swap-btn {
  width: 48px; height: 48px; border-radius: 14px;
  border: 2px solid var(--border); background: var(--bg-primary);
  color: var(--green-mid); display: flex; align-items: center; justify-content: center;
  cursor: pointer; margin: -10px auto; position: relative; z-index: 2;
  transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
}

.swap-btn svg { width: 20px; height: 20px; transition: transform 0.4s; }

.swap-btn:hover { background: var(--green-mid); color: white; border-color: var(--green-mid); box-shadow: 0 4px 20px var(--green-glow); transform: scale(1.1); }
.swap-btn:hover svg { transform: rotate(180deg); }
.swap-btn:active { transform: scale(0.9); }

.exchange-rate {
  text-align: center; padding: 16px; color: var(--text-secondary);
  font-size: 13px; margin-bottom: 16px;
}

.exchange-rate strong { color: var(--green-bright); }

/* === Chart === */
.chart-container {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; margin-bottom: 16px;
  animation: cardEntrance 0.5s cubic-bezier(0.22,1,0.36,1);
}

.chart-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 12px; }

.chart-timeframes { display: flex; gap: 4px; background: var(--bg-input); padding: 3px; border-radius: 8px; }

.chart-timeframe {
  padding: 6px 10px; border: none; border-radius: 6px;
  background: transparent; color: var(--text-dim);
  font-size: 11px; font-weight: 700; cursor: pointer;
  transition: all 0.3s;
}

.chart-timeframe.active { background: var(--green-dark); color: var(--green-mid); }
.chart-timeframe:hover:not(.active) { color: var(--text-primary); }

.chart-canvas { width: 100%; border-radius: 8px; display: block; }

/* === Cards Grid === */
.cards-grid { display: grid; gap: 12px; }

.bank-card {
  padding: 22px; border-radius: var(--radius); position: relative;
  overflow: hidden; min-height: 180px; display: flex; flex-direction: column;
  justify-content: space-between; transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
  animation: cardFlipIn 0.6s cubic-bezier(0.22,1,0.36,1) backwards;
  cursor: pointer;
}

.bank-card:nth-child(1) { animation-delay: 0.05s; }
.bank-card:nth-child(2) { animation-delay: 0.12s; }

@keyframes cardFlipIn {
  from { opacity: 0; transform: perspective(600px) rotateY(-20deg) scale(0.9); }
  to { opacity: 1; transform: perspective(600px) rotateY(0) scale(1); }
}

.bank-card:hover { transform: translateY(-4px) scale(1.02); }

.bank-card.visa {
  background: linear-gradient(135deg, #1a1f2e 0%, #0d3b2e 100%);
  border: 1px solid #10b98130;
}

.bank-card.mastercard {
  background: linear-gradient(135deg, #1a1f2e 0%, #2d1b4e 100%);
  border: 1px solid #8247e530;
}

.bank-card-chip { margin-bottom: 20px; }

.bank-card-number {
  font-family: 'JetBrains Mono', monospace; font-size: 18px;
  font-weight: 600; letter-spacing: 2px; margin-bottom: 16px;
}

.bank-card-bottom { display: flex; justify-content: space-between; }
.bank-card-label { font-size: 10px; color: var(--text-dim); text-transform: uppercase; margin-bottom: 4px; }
.bank-card-holder { font-size: 13px; font-weight: 600; letter-spacing: 0.5px; }

.bank-card-badge {
  position: absolute; top: 14px; right: 14px;
  padding: 4px 10px; border-radius: 20px;
  background: #10b98120; color: var(--green-mid);
  font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
}

.bank-card::before {
  content: ''; position: absolute; top: -30%; right: -20%;
  width: 200px; height: 200px; border-radius: 50%;
  background: rgba(255,255,255,0.03); pointer-events: none;
  transition: all 0.4s;
}

.bank-card:hover::before { transform: scale(1.3); background: rgba(255,255,255,0.06); }

/* === Big Add Buttons === */
.add-methods-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
  animation: cardEntrance 0.5s cubic-bezier(0.22,1,0.36,1) 0.2s backwards;
}

.add-method-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 28px 16px;
  border-radius: var(--radius);
  border: 2px dashed var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
  position: relative;
  overflow: hidden;
}

.add-method-btn .add-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  transition: all 0.3s;
}

.add-method-btn.card-add .add-icon {
  background: linear-gradient(135deg, #10b98120, #10b98110);
  color: var(--green-mid);
}

.add-method-btn.paypal-add .add-icon {
  background: linear-gradient(135deg, #00308720, #009cde20);
  color: #009cde;
}

.add-method-btn .add-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.add-method-btn .add-desc {
  font-size: 12px;
  color: var(--text-dim);
}

.add-method-btn:hover {
  border-color: var(--green-mid);
  border-style: solid;
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 8px 30px rgba(16,185,129,0.1);
}

.add-method-btn:active {
  transform: scale(0.96);
}

.add-method-btn:hover .add-icon {
  transform: scale(1.15) rotate(-10deg);
  box-shadow: 0 4px 20px var(--green-glow);
}

.add-method-btn::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at center, #10b98115 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
}

.add-method-btn:hover::after { opacity: 1; }

/* === PayPal Card === */
.paypal-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px;
  transition: all 0.3s;
  animation: cardFlipIn 0.6s cubic-bezier(0.22,1,0.36,1) backwards;
}

.paypal-card:hover { border-color: #009cde30; transform: translateY(-2px); }

/* === Settings === */
.settings-group {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); margin-bottom: 12px; overflow: hidden;
  animation: cardEntrance 0.5s cubic-bezier(0.22,1,0.36,1) backwards;
}

.settings-group:nth-child(1) { animation-delay: 0.05s; }
.settings-group:nth-child(2) { animation-delay: 0.1s; }
.settings-group:nth-child(3) { animation-delay: 0.15s; }

.settings-group-title {
  font-size: 12px; font-weight: 700; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.5px; padding: 14px 16px 0;
}

.settings-item {
  display: flex; align-items: center; padding: 14px 16px;
  cursor: pointer; transition: all 0.2s;
}

.settings-item:hover { background: var(--bg-card-hover); }

.settings-item-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--green-dark); color: var(--green-mid);
  display: flex; align-items: center; justify-content: center;
  margin-right: 12px; flex-shrink: 0;
  transition: all 0.3s;
}

.settings-item:hover .settings-item-icon { transform: scale(1.1) rotate(-5deg); }
.settings-item-icon svg { width: 18px; height: 18px; }
.settings-item-info { flex: 1; }
.settings-item-label { font-size: 14px; font-weight: 600; margin-bottom: 2px; }
.settings-item-desc { font-size: 12px; color: var(--text-dim); }
.settings-item-arrow { color: var(--text-dim); transition: transform 0.3s; }
.settings-item:hover .settings-item-arrow { transform: translateX(4px); color: var(--green-mid); }
.settings-item-arrow svg { width: 16px; height: 16px; }

.toggle {
  width: 44px; height: 24px; border-radius: 12px;
  background: var(--bg-input); border: 1px solid var(--border);
  cursor: pointer; position: relative; transition: all 0.3s; flex-shrink: 0;
}

.toggle::after {
  content: ''; position: absolute; top: 2px; left: 2px;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--text-dim); transition: all 0.3s cubic-bezier(0.22,1,0.36,1);
}

.toggle.active { background: var(--green-mid); border-color: var(--green-mid); }
.toggle.active::after { left: 22px; background: white; box-shadow: 0 2px 8px rgba(0,0,0,0.3); }

/* === Toast === */
.toast {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%);
  padding: 14px 24px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border-green);
  color: var(--text-primary); font-size: 14px; font-weight: 600;
  z-index: 500; box-shadow: 0 8px 30px rgba(0,0,0,0.4);
  animation: toastIn 0.5s cubic-bezier(0.22,1,0.36,1), toastOut 0.4s ease-in 2.5s forwards;
  max-width: 380px; text-align: center;
  display: flex; align-items: center; gap: 10px;
}

.toast.success { border-color: var(--green-mid); }
.toast.error { border-color: var(--red); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(-30px) scale(0.9); }
  to { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
}

@keyframes toastOut {
  to { opacity: 0; transform: translateX(-50%) translateY(-20px) scale(0.9); }
}

/* === Confetti === */
.confetti-piece {
  position: fixed;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  z-index: 600;
  pointer-events: none;
  animation: confettiFall 1.5s cubic-bezier(0.22,1,0.36,1) forwards;
}

@keyframes confettiFall {
  0% { opacity: 1; transform: translateY(0) rotate(0deg) scale(1); }
  100% { opacity: 0; transform: translateY(400px) rotate(720deg) scale(0.3); }
}

/* === Wallet Create Animation === */
.wallet-create-anim {
  text-align: center;
  padding: 20px 0;
}

.wallet-create-spinner {
  width: 80px;
  height: 80px;
  border: 4px solid var(--border);
  border-top: 4px solid var(--green-mid);
  border-radius: 50%;
  margin: 0 auto 20px;
  animation: spin 0.8s linear infinite;
}

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

.wallet-create-success {
  animation: successPop 0.6s cubic-bezier(0.22,1,0.36,1);
}

@keyframes successPop {
  0% { transform: scale(0); opacity: 0; }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}

.wallet-address-display {
  background: var(--bg-input);
  border: 1px solid var(--border-green);
  border-radius: var(--radius-sm);
  padding: 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--green-bright);
  word-break: break-all;
  margin: 12px 0;
  animation: addressGlow 2s ease-in-out infinite;
}

@keyframes addressGlow {
  0%, 100% { box-shadow: 0 0 0 0 transparent; }
  50% { box-shadow: 0 0 20px #10b98120; }
}

/* === Coin Detail Modal === */
.coin-detail-header {
  text-align: center;
  margin-bottom: 20px;
}

.coin-detail-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 22px;
  margin: 0 auto 12px;
  animation: coinBounce 0.6s cubic-bezier(0.22,1,0.36,1);
}

@keyframes coinBounce {
  0% { transform: scale(0) rotate(-180deg); }
  60% { transform: scale(1.2) rotate(10deg); }
  100% { transform: scale(1) rotate(0); }
}

.coin-detail-price {
  font-size: 28px;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
}

.coin-detail-change {
  font-size: 14px;
  font-weight: 600;
  margin-top: 4px;
}

/* === Skeleton Loading === */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* === Scrollbar === */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* === Responsive === */
@media (max-width: 380px) {
  .portfolio-amount { font-size: 28px; }
  .portfolio-actions { gap: 6px; }
  .portfolio-action-btn { padding: 10px 0; font-size: 10px; }
  .portfolio-action-btn .icon { width: 32px; height: 32px; }
  .add-method-btn { padding: 20px 12px; }
}