/* Academic Focus & Obsidian Proctor B2B SaaS Design System */
:root {
  --ep-primary: #10b981;
  --ep-primary-dark: #059669;
  --ep-primary-light: #34d399;
  --ep-surface: #000000;
  --ep-card-bg: #0d0d0d;
  --ep-card-border: #1f1f1f;
  --ep-card-hover: #171717;
  --ep-text-main: #f9fafb;
  --ep-text-muted: #9ca3af;
  --ep-text-dim: #6b7280;
  --ep-accent-amber: #f59e0b;
  --ep-accent-rose: #f43f5e;
  --ep-accent-blue: #38bdf8;
  --ep-accent-purple: #a855f7;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", Helvetica, Arial, sans-serif;
  background-color: var(--ep-surface);
  color: var(--ep-text-main);
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   TOP PERSISTENT WORKSPACE BAR
   ============================================================ */
#ep-role-switcher {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 48px;
  background: #000000;
  border-bottom: 1px solid #1a1a1a;
  color: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  font-size: 13px;
  z-index: 999999;
}

#ep-role-switcher .brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: -0.02em;
  color: #ffffff;
}

#ep-role-switcher .brand-logo-badge {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: linear-gradient(135deg, #10b981, #059669);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 900;
  color: #ffffff;
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.4);
}

#ep-role-switcher .role-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 12px;
  font-family: ui-monospace, SFMono-Regular, "JetBrains Mono", monospace;
}

#ep-role-switcher .role-badge.manager {
  background: rgba(56, 189, 248, 0.1);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.25);
}

#ep-role-switcher .role-badge.student {
  background: rgba(16, 185, 129, 0.1);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

#ep-role-switcher .btn-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

#ep-role-switcher button {
  background: #0e0e0e;
  color: #e5e7eb;
  border: 1px solid #222222;
  padding: 6px 13px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

#ep-role-switcher button:hover {
  background: #1a1a1a;
  border-color: #333333;
  color: #ffffff;
}

#ep-role-switcher button.btn-active {
  background: #10b981;
  border-color: #059669;
  color: #ffffff;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

body.with-ep-switcher {
  padding-top: 48px !important;
}

/* ============================================================
   SAAS EXAM MANAGER DASHBOARD STYLING
   ============================================================ */
.saas-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 28px;
  width: 100%;
}

.saas-header {
  background: #0b0b0b;
  border: 1px solid #1c1c1c;
  border-radius: 14px;
  padding: 22px 24px;
  margin-bottom: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
}

.saas-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: #9ca3af;
  margin-bottom: 6px;
}

.saas-breadcrumb span.active {
  color: #f9fafb;
}

.saas-title {
  font-size: 22px;
  font-weight: 800;
  color: #f9fafb;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  letter-spacing: -0.02em;
}

.saas-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.saas-status-pill.live {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.saas-status-pill.paused {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.saas-status-pill.ended {
  background: rgba(244, 63, 94, 0.12);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.saas-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 9999px;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
  animation: ep-pulse 1.8s infinite;
}

.saas-control-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.saas-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}

.saas-btn-warning {
  background: #1e1b18;
  color: #fbbf24;
  border-color: #78350f;
}
.saas-btn-warning:hover {
  background: #2d261e;
}

.saas-btn-primary {
  background: #064e3b;
  color: #34d399;
  border-color: #047857;
}
.saas-btn-primary:hover {
  background: #065f46;
}

.saas-btn-danger {
  background: #2a1215;
  color: #fb7185;
  border-color: #881337;
}
.saas-btn-danger:hover {
  background: #3b171c;
}

.saas-btn-purple {
  background: #2e1065;
  color: #c084fc;
  border-color: #6b21a8;
}
.saas-btn-purple:hover {
  background: #3b0764;
}

.saas-extend-dock {
  display: flex;
  align-items: center;
  background: #050505;
  border: 1px solid #1c1c1c;
  border-radius: 8px;
  padding: 2px 4px;
}

.saas-extend-label {
  font-size: 11px;
  font-weight: 700;
  color: #6b7280;
  padding: 0 8px;
  text-transform: uppercase;
  font-family: ui-monospace, monospace;
}

.saas-extend-btn {
  background: transparent;
  border: none;
  color: #9ca3af;
  font-size: 11px;
  font-weight: 700;
  padding: 6px 8px;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.saas-extend-btn:hover {
  background: #1a1a1a;
  color: #f9fafb;
}

/* KPI Cards Grid */
.saas-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.saas-kpi-card {
  background: #0b0b0b;
  border: 1px solid #1c1c1c;
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.saas-kpi-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  font-weight: 700;
  color: #9ca3af;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.saas-kpi-value-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
}

.saas-kpi-value {
  font-size: 28px;
  font-weight: 800;
  color: #f9fafb;
  letter-spacing: -0.02em;
  font-family: ui-monospace, SFMono-Regular, "JetBrains Mono", monospace;
}

.saas-kpi-subtext {
  font-size: 12px;
  color: #6b7280;
}

/* Tabs Navigation */
.saas-tab-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid #1c1c1c;
  margin-bottom: 20px;
  overflow-x: auto;
}

.saas-tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: #9ca3af;
  font-size: 13px;
  font-weight: 600;
  padding: 10px 16px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.saas-tab-btn:hover {
  color: #f9fafb;
}

.saas-tab-btn.active {
  color: #10b981;
  border-bottom-color: #10b981;
}

.saas-tab-badge {
  background: #1a1a1a;
  color: #9ca3af;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 9999px;
}

.saas-tab-btn.active .saas-tab-badge {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
}

/* Data Table */
.saas-card {
  background: #0b0b0b;
  border: 1px solid #1c1c1c;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.saas-table-toolbar {
  padding: 14px 18px;
  border-bottom: 1px solid #1c1c1c;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  background: #050505;
}

.saas-search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #0e0e0e;
  border: 1px solid #222222;
  border-radius: 8px;
  padding: 7px 12px;
  min-width: 260px;
}

.saas-search-box input {
  background: transparent;
  border: none;
  outline: none;
  font-size: 12px;
  color: #f9fafb;
  width: 100%;
}

.saas-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  min-width: 820px;
}

.saas-table th {
  text-align: left;
  padding: 12px 18px;
  color: #6b7280;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: #070707;
  border-bottom: 1px solid #1c1c1c;
  font-family: ui-monospace, SFMono-Regular, "JetBrains Mono", monospace;
}

.saas-table td {
  padding: 14px 18px;
  border-bottom: 1px solid #1c1c1c;
  color: #d1d5db;
  vertical-align: middle;
}

.saas-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.saas-table tr:last-child td {
  border-bottom: none;
}

.saas-candidate-cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.saas-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #141414;
  border: 1px solid #222222;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
  color: #f9fafb;
  position: relative;
  flex-shrink: 0;
  overflow: hidden;
}

.saas-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.saas-avatar-dot {
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1.5px solid #0b0b0b;
}
.saas-avatar-dot.active { background: #10b981; }
.saas-avatar-dot.exited { background: #f43f5e; }
.saas-avatar-dot.submitted { background: #38bdf8; }

/* Status Badges */
.saas-badge-success {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
  font-family: ui-monospace, monospace;
}

.saas-badge-muted {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  background: #141414;
  color: #9ca3af;
  border: 1px solid #222222;
}

.saas-badge-danger {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  background: rgba(244, 63, 94, 0.12);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.25);
  animation: ep-pulse 2s infinite;
}

/* ============================================================
   STUDENT ONBOARDING MODALS & STEPPER (Clean White SaaS Card)
   ============================================================ */
.ep-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 99999;
  animation: ep-fade-in 0.2s ease;
}

.ep-onboarding-card {
  background: #ffffff;
  color: #0f172a;
  width: 100%;
  max-width: 480px;
  border-radius: 24px;
  padding: 34px 30px 24px 30px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.3);
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: ep-card-pop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.ep-shield-badge {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.ep-onboarding-title {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 12px 0;
  line-height: 1.3;
}

.ep-onboarding-text {
  font-size: 13.5px;
  color: #475569;
  line-height: 1.6;
  margin: 0 0 22px 0;
  text-align: center;
}

.ep-checklist-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 14px 16px;
  width: 100%;
  text-align: left;
  margin-bottom: 22px;
}

.ep-checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 13px;
  color: #334155;
  line-height: 1.45;
}
.ep-checklist-item:last-child {
  margin-bottom: 0;
}

.ep-modal-btn {
  width: 100%;
  background: #475569;
  color: #ffffff;
  border: none;
  padding: 13px 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}
.ep-modal-btn:hover {
  background: #334155;
  transform: translateY(-1px);
}

.ep-modal-stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 22px;
}

.ep-stepper-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #e2e8f0;
  transition: all 0.2s ease;
}

.ep-stepper-dot.active {
  background: #64748b;
  width: 10px;
  height: 10px;
}

/* Live Camera Viewfinder */
.ep-cam-viewfinder {
  width: 100%;
  max-width: 320px;
  height: 220px;
  border-radius: 14px;
  border: 2px solid #059669;
  background: #0f172a;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.ep-cam-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ep-cam-preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================================
   ANTI-CHEAT TOAST & WARNING HEADER CHIP
   ============================================================ */
#ep-cheat-toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(153, 27, 27, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ffffff;
  padding: 14px 22px;
  border-radius: 12px;
  font-size: 13.5px;
  font-weight: 700;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(248, 113, 113, 0.4);
  z-index: 9999999;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: ep-toast-center-pop 0.25s ease-out;
  pointer-events: none;
  max-width: 90vw;
  text-align: center;
}

.ep-header-warning {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 700;
  color: #475569;
}

.ep-header-warning.warning-active {
  background: #fef2f2;
  border-color: #fecaca;
  color: #dc2626;
  animation: ep-pulse 1.8s infinite;
}

/* ============================================================
   STUDENT QUESTION PALETTE BUTTONS
   ============================================================ */
.ep-live-exam-root {
  font-size: clamp(14px, 0.95vw, 18px);
}

.ep-q-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.ep-section-btn {
  min-height: 48px;
  width: 100%;
  box-sizing: border-box;
}

.ep-q-btn {
  box-sizing: border-box;
  width: 100%;
  height: 38px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 13px;
  border: 1.5px solid #cbd5e1;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  color: #334155;
  user-select: none;
}

.ep-q-btn.current {
  outline: 2.5px solid #059669;
  outline-offset: 1px;
}

.ep-q-answered {
  background: #dcfce7 !important;
  border-color: #86efac !important;
  color: #15803d !important;
}

.ep-q-review {
  background: #ede9fe !important;
  border-color: #c4b5fd !important;
  color: #6d28d9 !important;
}

.ep-q-unvisited {
  background: #f8fafc !important;
  border-color: #e2e8f0 !important;
  color: #64748b !important;
}

/* ============================================================
   STUDENT ASSESSMENT HUB & SPECIAL EXAM TAB
   ============================================================ */
.ep-student-hub {
  max-width: 1040px;
  margin: 0 auto;
  padding: 30px 20px;
}

.ep-hub-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 2px solid #e2e8f0;
  margin-bottom: 24px;
}

.ep-hub-tab-btn {
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: #64748b;
  font-size: 14px;
  font-weight: 700;
  padding: 12px 18px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: -2px;
}

.ep-hub-tab-btn.active {
  color: #059669;
  border-bottom-color: #059669;
}

.ep-exam-hero-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  margin-bottom: 24px;
}

/* Keyframes */
@keyframes ep-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

@keyframes ep-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes ep-card-pop {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes ep-success-pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.22); }
  50% { transform: scale(1.06); box-shadow: 0 0 0 14px rgba(34, 197, 94, 0); }
}

@keyframes ep-toast-shake {
  0%, 100% { transform: translateX(-50%); }
  20%, 60% { transform: translateX(calc(-50% - 6px)); }
  40%, 80% { transform: translateX(calc(-50% + 6px)); }
}

@keyframes ep-toast-center-pop {
  0% { opacity: 0; transform: translate(-50%, -46%) scale(0.92); }
  100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

/* ============================================================
   EMBEDDED CALCULATOR (BASIC & PRO)
   ============================================================ */
.ep-calc-panel {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 320px;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 16px;
  box-shadow: 0 24px 60px -18px rgba(15, 23, 42, 0.28);
  z-index: 999999;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: ep-card-pop 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  user-select: none;
}

.ep-calc-panel.pro-mode {
  width: 380px;
}

.ep-calc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: #f8fafc;
  border-bottom: 1px solid #e2e8f0;
}

.ep-calc-tabs {
  display: flex;
  background: #e2e8f0;
  padding: 2px;
  border-radius: 8px;
  gap: 2px;
}

.ep-calc-tab-btn {
  background: transparent;
  border: none;
  color: #64748b;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.ep-calc-tab-btn.active {
  background: #059669;
  color: #ffffff;
}

.ep-calc-screen {
  background: #f0fdf4;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  border-bottom: 1px solid #bbf7d0;
  min-height: 72px;
}

.ep-calc-history {
  font-size: 11px;
  color: #64748b;
  font-family: ui-monospace, monospace;
  min-height: 14px;
  word-break: break-all;
}

.ep-calc-display {
  font-size: 24px;
  font-weight: 800;
  color: #064e3b;
  font-family: ui-monospace, monospace;
  letter-spacing: -0.02em;
  max-width: 100%;
  overflow-x: auto;
  white-space: nowrap;
}

.ep-calc-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ep-calc-grid-basic {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}

.ep-calc-grid-pro {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}

.ep-calc-key {
  background: #f8fafc;
  border: 1px solid #cbd5e1;
  color: #0f172a;
  padding: 10px 0;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.1s, transform 0.05s;
}

.ep-calc-key:hover {
  background: #e2e8f0;
}

.ep-calc-key:active {
  transform: scale(0.96);
}

.ep-calc-key.op {
  background: #e0f2fe;
  border-color: #7dd3fc;
  color: #0369a1;
}

.ep-calc-key.op:hover {
  background: #bae6fd;
  color: #075985;
}

.ep-calc-key.fn {
  background: #ecfdf5;
  border-color: #86efac;
  color: #047857;
  font-size: 11.5px;
}

.ep-calc-key.fn:hover {
  background: #dcfce7;
  color: #065f46;
}

.ep-calc-key.action-clear {
  background: #fef2f2;
  border-color: #fecaca;
  color: #dc2626;
}

.ep-calc-key.action-clear:hover {
  background: #fee2e2;
  color: #b91c1c;
}

.ep-calc-key.action-equals {
  background: #059669;
  border-color: #10b981;
  color: #ffffff;
  font-size: 16px;
}

.ep-calc-key.action-equals:hover {
  background: #10b981;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .saas-kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .saas-kpi-grid {
    grid-template-columns: 1fr;
  }
  .saas-header {
    padding: 16px;
  }
  .saas-container {
    padding: 16px;
  }
  .ep-onboarding-card {
    padding: 24px 18px;
  }
}