:root {
  --bg-primary: #0a0c10;
  --bg-secondary: #12161f;
  --bg-tertiary: #1a202c;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #3b82f6;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-blue: #2563eb;
  --accent-cyan: #06b6d4;
  --accent-green: #10b981;
  --accent-danger: #ef4444;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

/* ================= AUTH / LOGIN PAGE ================= */
.auth-body {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow-y: auto;
  min-height: 100vh;
  padding: 20px;
}

.auth-bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, rgba(6, 182, 212, 0.05) 50%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.auth-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  background: rgba(18, 22, 31, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.brand-header {
  text-align: center;
  margin-bottom: 24px;
}

.brand-icon-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(6, 182, 212, 0.2));
  border: 1px solid rgba(59, 130, 246, 0.3);
  margin-bottom: 14px;
  color: var(--accent-cyan);
}

.brand-icon {
  width: 26px;
  height: 26px;
}

.pulse-dot {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 10px;
  height: 10px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-green);
}

.brand-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

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

.features-row {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
}

.feature-tag svg {
  color: var(--accent-cyan);
}

.alert-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 18px;
}

.alert-error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-group label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
}

.password-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.password-wrapper input {
  width: 100%;
  padding: 12px 42px 12px 14px;
  background: rgba(10, 12, 16, 0.6);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  outline: none;
}

.password-wrapper input:focus {
  border-color: var(--border-focus);
}

.toggle-pw-btn {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.form-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.checkbox-container {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
}

.btn-primary {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  border: none;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.security-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ================= APP PORTAL / NAVBAR ================= */
.app-body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
  background-color: #000;
  overflow: hidden;
}

.browser-navbar {
  height: 42px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  z-index: 100;
  flex-shrink: 0;
  user-select: none;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-icon-sm {
  width: 18px;
  height: 18px;
  color: var(--accent-cyan);
}

.brand-name {
  font-weight: 700;
  font-size: 13px;
  letter-spacing: -0.3px;
}

.mode-toggle-pill {
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.35);
  color: #93c5fd;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.mode-toggle-pill:hover {
  background: rgba(37, 99, 235, 0.25);
  color: #fff;
}

.mode-toggle-pill.desktop-active {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.35);
  color: #6ee7b7;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 14px;
  font-size: 11px;
  font-weight: 600;
}

.status-shield {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: #34d399;
}

.status-security {
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.25);
  color: #38bdf8;
}

.nav-icon-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.nav-icon-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.btn-danger-soft {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.3);
  color: #f87171;
}

/* ================= VIEWPORT WRAPPER ================= */
.viewport-wrapper {
  flex: 1;
  width: 100vw;
  height: calc(100vh - 42px);
  position: relative;
  overflow: hidden;
  background-color: #000;
}

.viewport-wrapper iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* ================= MODAL ================= */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

.modal-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
}

.modal-header {
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
}

.modal-icon-danger {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-danger);
  flex-shrink: 0;
}

.modal-header h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.modal-header p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.btn-secondary {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
}

.btn-danger {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: var(--accent-danger);
  border: none;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

@media (max-width: 600px) {
  .hide-on-mobile {
    display: none;
  }
  .brand-name {
    font-size: 12px;
  }
  .mode-toggle-pill {
    padding: 3px 8px;
    font-size: 11px;
  }
}