/* =============================================================================
   Quintessia Authentication System — Stylesheet
   Brand: Purple #7C3AED | Dark background | Modern, clean
============================================================================= */

:root {
  --qs-purple:       #7C3AED;
  --qs-purple-dark:  #6D28D9;
  --qs-purple-light: #A78BFA;
  --qs-purple-glow:  rgba(124,58,237,0.25);
  --qs-bg:           #0F172A;
  --qs-bg-card:      #1E293B;
  --qs-bg-input:     #0F172A;
  --qs-bg-hover:     #334155;
  --qs-border:       #334155;
  --qs-border-focus: #7C3AED;
  --qs-text:         #F1F5F9;
  --qs-text-muted:   #94A3B8;
  --qs-text-sub:     #CBD5E1;
  --qs-success:      #10B981;
  --qs-error:        #EF4444;
  --qs-danger:       #EF4444;
  --qs-radius:       8px;
  --qs-radius-lg:    14px;
  --qs-radius-xl:    18px;
  --qs-shadow:       0 4px 6px rgba(0,0,0,0.4);
  --qs-shadow-lg:    0 20px 40px rgba(0,0,0,0.5);
  --qs-transition:   all 0.25s cubic-bezier(0.4,0,0.2,1);
}

/* =============================================================================
   AUTH PAGES WRAPPER (register / login / password reset / verify)
============================================================================= */

.qs-wrap {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 16px;
  background: transparent;
}

.qs-card {
  width: 100%;
  max-width: 440px;
  background: var(--qs-bg-card);
  border: 1px solid var(--qs-border);
  border-radius: var(--qs-radius-xl);
  padding: 44px 40px;
  box-shadow: var(--qs-shadow-lg);
  animation: qs-slide-up 0.35s ease both;
}

@keyframes qs-slide-up {
  from { opacity:0; transform:translateY(18px); }
  to   { opacity:1; transform:translateY(0); }
}

.qs-card__header {
  text-align: center;
  margin-bottom: 28px;
}

.qs-card__title {
  font-size: 26px !important;
  font-weight: 700 !important;
  color: var(--qs-text) !important;
  margin: 0 0 6px !important;
  line-height: 1.2 !important;
}

.qs-card__subtitle {
  font-size: 14px !important;
  color: var(--qs-text-muted) !important;
  margin: 0 !important;
}

/* =============================================================================
   ALERTS
============================================================================= */

.qs-alert {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 13px 16px;
  border-radius: var(--qs-radius);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 20px;
}

.qs-alert svg { flex-shrink: 0; margin-top: 2px; }

.qs-alert--success {
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.35);
  color: #6EE7B7;
}

.qs-alert--error {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.35);
  color: #FCA5A5;
}

.qs-alert a { color: var(--qs-purple-light); font-weight:600; text-decoration:none; }
.qs-alert a:hover { text-decoration: underline; }

/* =============================================================================
   FORMS
============================================================================= */

.qs-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.qs-form__row { display: flex; flex-direction: column; gap: 18px; }

.qs-form__row--two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 480px) {
  .qs-form__row--two { grid-template-columns: 1fr; }
  .qs-card { padding: 30px 22px; }
}

.qs-form__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.qs-label {
  font-size: 12px !important;
  font-weight: 600 !important;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--qs-text-sub) !important;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.qs-label__link {
  font-size: 12px;
  font-weight: 500;
  color: var(--qs-purple-light);
  text-decoration: none;
  text-transform: none;
  letter-spacing: 0;
}
.qs-label__link:hover { text-decoration: underline; }

.qs-required { color: var(--qs-error); }
.qs-optional { color: var(--qs-text-muted); font-weight:400; text-transform:none; font-size:11px; }

.qs-input {
  padding: 11px 14px !important;
  background: var(--qs-bg-input) !important;
  border: 1px solid var(--qs-border) !important;
  border-radius: var(--qs-radius) !important;
  color: var(--qs-text) !important;
  font-size: 14px !important;
  font-family: inherit !important;
  transition: var(--qs-transition) !important;
  width: 100%;
  box-sizing: border-box;
}

.qs-input::placeholder { color: var(--qs-text-muted) !important; }

.qs-input:focus {
  outline: none !important;
  border-color: var(--qs-purple) !important;
  box-shadow: 0 0 0 3px var(--qs-purple-glow) !important;
}

.qs-input:disabled {
  opacity: 0.5 !important;
  cursor: not-allowed !important;
}

.qs-help {
  font-size: 12px;
  color: var(--qs-text-muted);
}

.qs-pw-rules {
  list-style: none;
  padding: 10px 12px;
  margin: 4px 0 0;
  background: rgba(124,58,237,0.07);
  border-left: 3px solid var(--qs-purple);
  border-radius: 0 var(--qs-radius) var(--qs-radius) 0;
  font-size: 12px;
  color: var(--qs-text-muted);
  line-height: 1.8;
}

.qs-pw-rules li::before {
  content: '✓ ';
  color: var(--qs-success);
  font-weight: 700;
}

.qs-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--qs-text-sub);
  cursor: pointer;
  user-select: none;
}
.qs-checkbox input[type="checkbox"] {
  accent-color: var(--qs-purple);
  width: 16px;
  height: 16px;
  cursor: pointer;
  flex-shrink: 0;
}

/* =============================================================================
   BUTTONS
============================================================================= */

.qs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: none;
  border-radius: var(--qs-radius);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none !important;
  transition: var(--qs-transition);
  white-space: nowrap;
  box-sizing: border-box;
}

.qs-btn--primary {
  background: linear-gradient(135deg, var(--qs-purple) 0%, var(--qs-purple-dark) 100%);
  color: #fff !important;
  box-shadow: 0 4px 14px rgba(124,58,237,0.35);
}
.qs-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(124,58,237,0.5);
}
.qs-btn--primary:active { transform: translateY(0); }

.qs-btn--google {
  background: var(--qs-bg-card);
  color: var(--qs-text) !important;
  border: 1px solid var(--qs-border);
}
.qs-btn--google:hover { background: var(--qs-bg-hover); border-color: var(--qs-purple); }

.qs-btn--outline {
  background: transparent;
  color: var(--qs-text) !important;
  border: 1px solid var(--qs-border);
}
.qs-btn--outline:hover { background: var(--qs-bg-hover); border-color: var(--qs-purple); }

.qs-btn--danger {
  background: var(--qs-danger);
  color: #fff !important;
}
.qs-btn--danger:hover { background: #DC2626; }

.qs-btn--full { width: 100%; }

.qs-btn--sm { padding: 8px 16px; font-size: 13px; }

/* =============================================================================
   DIVIDER
============================================================================= */

.qs-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 22px 0;
  color: var(--qs-text-muted);
  font-size: 13px;
}
.qs-divider::before,
.qs-divider::after { content:''; flex:1; height:1px; background:var(--qs-border); }

/* =============================================================================
   FOOTER TEXT / LINKS
============================================================================= */

.qs-footer-text {
  text-align: center;
  margin: 20px 0 0 !important;
  font-size: 14px !important;
  color: var(--qs-text-muted) !important;
}

.qs-link {
  color: var(--qs-purple-light) !important;
  text-decoration: none;
  font-weight: 600;
}
.qs-link:hover { text-decoration: underline; }

/* =============================================================================
   SUCCESS ICON
============================================================================= */

.qs-success-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(16,185,129,0.15);
  border: 2px solid var(--qs-success);
  color: var(--qs-success);
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

/* =============================================================================
   DASHBOARD
============================================================================= */

.qs-dashboard {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 28px;
  max-width: 1100px;
  margin: 40px auto;
  padding: 0 16px;
  align-items: start;
}

@media (max-width: 768px) {
  .qs-dashboard {
    grid-template-columns: 1fr;
    margin: 20px auto;
  }
}

/* --- Sidebar --- */

.qs-sidebar {
  background: var(--qs-bg-card);
  border: 1px solid var(--qs-border);
  border-radius: var(--qs-radius-xl);
  padding: 24px 16px;
  position: sticky;
  top: 20px;
}

@media (max-width: 768px) { .qs-sidebar { position: static; } }

.qs-user-card {
  text-align: center;
  padding: 0 0 20px;
  border-bottom: 1px solid var(--qs-border);
  margin-bottom: 16px;
}

.qs-avatar { margin-bottom: 10px; }
.qs-avatar img {
  width: 64px !important;
  height: 64px !important;
  border-radius: 50% !important;
  border: 2px solid var(--qs-purple) !important;
}

.qs-user-card__name {
  font-weight: 700;
  font-size: 15px;
  color: var(--qs-text);
  margin: 0 0 4px !important;
}

.qs-user-card__email {
  font-size: 12px;
  color: var(--qs-text-muted);
  margin: 0 !important;
  word-break: break-all;
}

.qs-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}

.qs-nav__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: var(--qs-radius);
  font-size: 14px;
  font-weight: 500;
  color: var(--qs-text-sub) !important;
  text-decoration: none !important;
  transition: var(--qs-transition);
  border: 1px solid transparent;
}
.qs-nav__item:hover {
  background: var(--qs-bg-hover);
  color: var(--qs-text) !important;
}
.qs-nav__item--active {
  background: rgba(124,58,237,0.15);
  color: var(--qs-purple-light) !important;
  border-color: rgba(124,58,237,0.3);
}
.qs-nav__item--logout {
  color: #FDA4AF !important;
  margin-top: 8px;
  border-top: 1px solid var(--qs-border);
  padding-top: 15px;
  border-radius: 0;
}
.qs-nav__item--logout:hover { background: rgba(239,68,68,0.1) !important; }

/* --- Main panel --- */

.qs-main {
  background: var(--qs-bg-card);
  border: 1px solid var(--qs-border);
  border-radius: var(--qs-radius-xl);
  padding: 36px 36px;
}

@media (max-width: 480px) { .qs-main { padding: 24px 18px; } }

.qs-section-title {
  font-size: 22px !important;
  font-weight: 700 !important;
  color: var(--qs-text) !important;
  margin: 0 0 24px !important;
}

.qs-panel {
  background: var(--qs-bg);
  border: 1px solid var(--qs-border);
  border-radius: var(--qs-radius-lg);
  padding: 24px;
  margin-bottom: 20px;
}

.qs-panel--danger {
  background: rgba(239,68,68,0.05);
  border-color: rgba(239,68,68,0.25);
}

.qs-panel__title {
  font-size: 16px !important;
  font-weight: 600 !important;
  color: var(--qs-text) !important;
  margin: 0 0 18px !important;
}

.qs-panel__title--danger { color: #FCA5A5 !important; }

.qs-info-box {
  background: rgba(124,58,237,0.07);
  border-left: 3px solid var(--qs-purple);
  border-radius: 0 var(--qs-radius) var(--qs-radius) 0;
  padding: 14px 16px;
  font-size: 13px;
  color: var(--qs-text-sub);
  line-height: 1.9;
}
.qs-info-box p { margin: 0 !important; }
.qs-info-box strong { color: var(--qs-text); }

.qs-muted {
  color: var(--qs-text-muted) !important;
  font-size: 14px;
  margin: 0 !important;
}

/* --- Login history table --- */

.qs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  color: var(--qs-text-sub);
}
.qs-table th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--qs-border);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--qs-text-muted);
  font-weight: 600;
}
.qs-table td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--qs-border);
}
.qs-table tr:last-child td { border-bottom: none; }
.qs-table tbody tr:hover { background: rgba(255,255,255,0.02); }

.qs-badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.qs-badge--email  { background: rgba(124,58,237,0.15); color: var(--qs-purple-light); }
.qs-badge--google { background: rgba(66,133,244,0.15); color: #93C5FD; }

/* --- Connected accounts --- */

.qs-connected-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.qs-connected-row__info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.qs-connected-row__name {
  font-weight: 600;
  color: var(--qs-text);
  margin: 0 0 3px !important;
  font-size: 15px !important;
}

.qs-connected-row__status {
  font-size: 12px !important;
  margin: 0 !important;
}
.qs-connected-row__status--on  { color: var(--qs-success); }
.qs-connected-row__status--off { color: var(--qs-text-muted); }