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

:root {
  --bg: #0a0a0f;
  --surface: #141420;
  --surface-2: #1c1c2e;
  --border: #2a2a3d;
  --text: #ffffff;
  --text-secondary: #8888aa;
  --accent: #6C5CE7;
  --accent-light: #A29BFE;
  --success: #00b894;
  --warning: #fdcb6e;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #1a1a2e;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

.phone-frame {
  width: 393px;
  height: 852px;
  background: var(--bg);
  border-radius: 44px;
  overflow: hidden;
  position: relative;
  box-shadow:
    0 0 0 2px #2a2a3d,
    0 0 0 6px #111,
    0 20px 60px rgba(0,0,0,0.5);
}

/* Screens */
.screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: none;
  flex-direction: column;
  z-index: 1;
  background: var(--bg);
}

.screen.active {
  display: flex;
  z-index: 10;
  animation: fadeIn 0.35s ease;
}

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

/* ===================== HOME SCREEN ===================== */
.home-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 56px 24px 16px;
}

.header-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 17px;
}

.home-stats {
  display: flex;
  gap: 12px;
  padding: 0 24px 20px;
}

.stat-card {
  flex: 1;
  background: var(--surface);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.stat-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-number {
  font-size: 20px;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: -0.5px;
}

.stat-badge {
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-light);
  background: rgba(108, 92, 231, 0.15);
  padding: 4px 10px;
  border-radius: 8px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 24px 16px;
}

.section-header h2 {
  font-size: 18px;
  font-weight: 700;
}

.see-more {
  font-size: 13px;
  color: var(--text-secondary);
}

/* Mini Apps Grid */
.mini-apps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px 12px;
  padding: 0 20px;
  overflow-y: auto;
  align-content: start;
  flex: 1;
  padding-bottom: 90px;
}

.mini-app {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.mini-app:active .app-icon {
  transform: scale(0.9);
}

.app-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease;
}

.mini-app span {
  font-size: 11px;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.2;
}

/* Bottom Nav */
.bottom-nav, .app-bottom-nav {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-around;
  padding: 12px 0 28px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--text-secondary);
  font-size: 10px;
  cursor: pointer;
  transition: color 0.2s;
}

.nav-item.active {
  color: var(--accent-light);
}

/* ===================== APP HEADER ===================== */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 56px 20px 12px;
  background: var(--bg);
  z-index: 10;
}

.close-btn, .share-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  -webkit-tap-highlight-color: transparent;
}

.app-header-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 15px;
}

.app-header-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
}

/* ===================== SPLASH SCREEN ===================== */
.splash-content {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f8f8fa;
  margin: 0 8px;
  border-radius: 16px 16px 0 0;
}

.splash-logo {
  width: 80px;
  height: 80px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulse-logo 1.5s ease-in-out infinite;
}

@keyframes pulse-logo {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.8; }
}

/* ===================== APP MAIN ===================== */
.app-subtitle {
  text-align: center;
  font-size: 12px;
  color: var(--text-secondary);
  padding: 4px 0;
}

.verify-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.verify-banner span {
  font-size: 13px;
  font-weight: 600;
  color: var(--warning);
}

.verify-banner:active {
  opacity: 0.7;
}

.app-content {
  flex: 1;
  padding: 16px 20px;
  overflow-y: auto;
  padding-bottom: 80px;
}

.content-placeholder {
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
}

.content-card {
  height: 100px;
  background: var(--surface-2);
  border-radius: 12px;
  border: 1px solid var(--border);
}

.shimmer {
  background: linear-gradient(90deg, var(--surface) 25%, var(--surface-2) 50%, var(--surface) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

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

/* ===================== SIGN-IN BOTTOM SHEET ===================== */
.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 100;
  display: flex;
  align-items: flex-end;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(4px);
}

.overlay.active {
  opacity: 1;
  pointer-events: all;
}

.bottom-sheet {
  width: 100%;
  background: #ffffff;
  border-radius: 20px 20px 0 0;
  padding: 28px 24px 40px;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  color: #111;
}

.overlay.active .bottom-sheet {
  transform: translateY(0);
}

.sheet-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.sheet-app-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(108, 92, 231, 0.08);
}

.sheet-close {
  background: #f0f0f0;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.sheet-title {
  font-size: 22px;
  font-weight: 800;
  margin-top: 16px;
  color: #111;
}

.sheet-subtitle {
  font-size: 14px;
  color: #666;
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.sheet-divider {
  height: 1px;
  background: #eee;
  margin: 20px 0;
}

.sheet-permissions-label {
  font-size: 13px;
  color: #888;
  margin-bottom: 16px;
}

.sheet-permissions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}

.permission-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.permission-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(108, 92, 231, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.permission-item span {
  font-size: 14px;
  color: #333;
}

.verify-btn {
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.2s;
  font-family: inherit;
}

.verify-btn:active {
  transform: scale(0.97);
  background: #5b4bd5;
}

/* ===================== VERIFYING SCREEN ===================== */
.verifying-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 40px;
  gap: 24px;
  background: var(--bg);
}

.spinner-ring svg {
  width: 80px;
  height: 80px;
}

.spinner-ring svg circle:first-child {
  stroke: var(--border);
  stroke-width: 3;
}

.spinner-ring svg circle:last-child {
  stroke: var(--accent-light);
  stroke-width: 4;
}

.spinner-arc {
  animation: spin 1.2s linear infinite;
  transform-origin: 32px 32px;
}

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

.did-you-know {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  margin-top: 8px;
}

.tip-text {
  font-size: 15px;
  color: #aaaacc;
  text-align: center;
  line-height: 1.7;
  font-style: italic;
  max-width: 300px;
}

/* ===================== VERIFIED SCREEN ===================== */
.verified-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 20px;
  overflow-y: auto;
}

.verified-card {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.verified-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6C5CE7, #A29BFE);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.4);
}

.verified-username {
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.verified-stat-row {
  width: 100%;
  background: rgba(108, 92, 231, 0.08);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  margin-top: 4px;
}

.verified-stat-label {
  font-size: 12px;
  color: var(--text-secondary);
}

.verified-stat-value {
  font-size: 17px;
  font-weight: 800;
  margin-top: 2px;
  font-family: 'JetBrains Mono', monospace;
}

/* Success Toast */
.success-toast {
  position: absolute;
  bottom: 40px;
  left: 16px;
  right: 16px;
  background: var(--surface-2);
  border: 1px solid rgba(0, 184, 148, 0.3);
  border-radius: 14px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s ease;
  z-index: 50;
}

.success-toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 420px) {
  body {
    align-items: flex-start;
  }
  .phone-frame {
    width: 100%;
    height: 100vh;
    height: 100dvh;
    border-radius: 0;
    box-shadow: none;
  }
}