/* ============================================================
   Smart Arbitrage Survey — Frontend Styles
   ============================================================ */

:root {
  --sas-primary:    #00b140;
  --sas-primary-2:  #003A0F;
  --sas-bg:         #ffffff;
  --sas-text:       #1a1a2e;
  --sas-muted:      #6b7280;
  --sas-border:     #e5e7eb;
  --sas-radius:     14px;
  --sas-font-size:  16px;
  --sas-btn-radius: 50px;
  --sas-shadow:     0 8px 32px color-mix(in srgb, var(--sas-primary) 13%, transparent);
  --sas-ease:       cubic-bezier(0.4, 0, 0.2, 1);
}

.sas-survey-wrap *, .sas-survey-wrap *::before, .sas-survey-wrap *::after {
  box-sizing: border-box;
}

/* ── Wrapper ──────────────────────────────────────────────── */
.sas-survey-wrap {
  position: static;
  width: 100%;
  max-width: 620px;
  margin: 0 auto;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: var(--sas-font-size);
  color: var(--sas-text);
  line-height: 1.5;
}

/* ── Ad wrapper ───────────────────────────────────────────── */
.sas-ad-wrap {
  width: 100%;
  margin: 10px 0;
  text-align: center;
  overflow: hidden;
}

.sas-ad-label {
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #b0b7c3;
  text-align: center;
  margin-bottom: 3px;
  display: block;
  line-height: 1;
  user-select: none;
}

/* ── Card ─────────────────────────────────────────────────── */
.sas-card {
  background: var(--sas-bg);
  border-radius: var(--sas-radius);
  box-shadow: var(--sas-shadow);
  padding: 28px 32px;
  position: relative;
  overflow: visible;
  margin: 12px 0;
  animation: sas-fade-in 0.4s var(--sas-ease) both;
}

/* Top accent bar — use pseudo-element so overflow:visible still works */
.sas-card::before {
  border-radius: var(--sas-radius) var(--sas-radius) 0 0;
  overflow: hidden;
}

.sas-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--sas-primary), var(--sas-primary-2));
}

/* ── Progress ─────────────────────────────────────────────── */
.sas-progress-bar {
  width: 100%;
  height: 6px;
  background: var(--sas-border);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 6px;
}

.sas-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--sas-primary), var(--sas-primary-2));
  border-radius: 99px;
  transition: width 0.6s var(--sas-ease);
}

.sas-progress-label {
  font-size: 11px;
  color: var(--sas-muted);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── Question ─────────────────────────────────────────────── */
.sas-question-area { margin-bottom: 24px; width: 100%; box-sizing: border-box; }

.sas-question-label {
  display: block;
  font-size: 1.2em;
  font-weight: 700;
  color: var(--sas-text);
  margin-bottom: 14px;
  line-height: 1.35;
}

.sas-required { color: #ef4444; margin-left: 3px; }

/* ── Inputs ───────────────────────────────────────────────── */
.sas-input {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 12px 15px;
  border: 2px solid var(--sas-border);
  border-radius: 10px;
  font-size: var(--sas-font-size);
  color: var(--sas-text);
  background: #fafafa;
  transition: border-color .25s var(--sas-ease), box-shadow .25s var(--sas-ease), background .25s var(--sas-ease);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  max-width: 100%;
  min-width: 0;
}

.sas-input:focus {
  border-color: var(--sas-primary);
  background: #fff;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--sas-primary) 12%, transparent);
}

/* Typed answers use a contenteditable textbox so embedded browsers such as
   Facebook/Instagram cannot offer saved-profile autofill on a native input. */
.sas-manual-input {
  min-height: 50px;
  line-height: 24px;
  white-space: nowrap;
  overflow-x: auto;
  overflow-y: hidden;
  cursor: text;
  -webkit-user-select: text;
  user-select: text;
  -webkit-overflow-scrolling: touch;
}

.sas-manual-input:empty::before {
  content: attr(data-placeholder);
  color: var(--sas-muted);
  opacity: .75;
  pointer-events: none;
}

.sas-select {
  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='%236b7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  padding-right: 40px;
  cursor: pointer;
  box-sizing: border-box;
  width: 100%;
}


/* Controlled dropdown: avoids moving a native <select> during the same touch
   that opens the OS picker. The options are rendered in-page, so Facebook and
   Instagram WebViews keep normal tap selection and document scrolling. */
.sas-custom-select {
  position: relative;
  width: 100%;
}

.sas-select-trigger {
  min-height: 50px;
  text-align: left;
  font-family: inherit;
  line-height: 1.35;
  touch-action: manipulation;
}

.sas-select-value {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sas-custom-select:not([data-value=""]) .sas-select-value {
  color: var(--sas-text);
}

.sas-custom-select[data-value=""] .sas-select-value {
  color: var(--sas-muted);
  opacity: .85;
}

.sas-custom-select.sas-select-open .sas-select-trigger {
  border-color: var(--sas-primary);
  background-color: #fff;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--sas-primary) 12%, transparent);
}

.sas-select-menu {
  position: absolute;
  z-index: 50;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  max-height: min(240px, 38vh);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  padding: 6px;
  background: #fff;
  border: 1px solid var(--sas-border);
  border-radius: 10px;
  box-shadow: 0 14px 34px rgba(0,0,0,.16);
}

.sas-select-menu[hidden] {
  display: none !important;
}

.sas-select-option {
  display: block;
  width: 100%;
  border: 0;
  border-radius: 7px;
  margin: 0;
  padding: 11px 10px;
  background: transparent;
  color: var(--sas-text);
  font: inherit;
  line-height: 1.35;
  text-align: left;
  cursor: pointer;
  touch-action: manipulation;
}

.sas-select-option + .sas-select-option {
  margin-top: 2px;
}

.sas-select-option:hover,
.sas-select-option:focus,
.sas-select-option[aria-selected="true"] {
  outline: none;
  background: color-mix(in srgb, var(--sas-primary) 10%, #fff);
}

.sas-custom-select.sas-input-error .sas-select-trigger {
  border-color: #ef4444;
}

/* ── Radio group ──────────────────────────────────────────── */
.sas-radio-group {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.sas-radio-label {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border: 2px solid var(--sas-border);
  border-radius: 10px;
  cursor: pointer;
  font-weight: 500;
  transition: border-color .2s, background .2s;
  position: relative;
  min-width: 0;
  height: 100%;
  overflow-wrap: anywhere;
}

.sas-radio-label:hover { border-color: var(--sas-primary); background: color-mix(in srgb, var(--sas-primary) 4%, transparent); }

.sas-radio-label input[type="radio"] { position: absolute; opacity: 0; width: 0; height: 0; }

.sas-radio-label.sas-radio-selected,
.sas-radio-label:has(input:checked) {
  border-color: var(--sas-primary);
  background: color-mix(in srgb, var(--sas-primary) 6%, transparent);
}

.sas-radio-custom {
  width: 20px; height: 20px;
  border-radius: 50%;
  border: 2px solid var(--sas-border);
  flex-shrink: 0;
  position: relative;
  transition: background .2s, border-color .2s;
}

.sas-radio-label:has(input:checked) .sas-radio-custom {
  background: var(--sas-primary);
  border-color: var(--sas-primary);
}

.sas-radio-custom::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0);
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #fff;
  transition: transform .15s;
}

.sas-radio-label:has(input:checked) .sas-radio-custom::after {
  transform: translate(-50%, -50%) scale(1);
}


/* ── Next link wrapper ───────────────────────────────────── */
.sas-next-link {
  display: block;
  width: 100%;
  text-decoration: none !important;
  outline: none;
}

.sas-next-link:hover,
.sas-next-link:focus {
  text-decoration: none !important;
}

/* ── Actions row ──────────────────────────────────────────── */
.sas-actions { display: flex; align-items: center; gap: 10px; }

/* ── Next button ──────────────────────────────────────────── */
.sas-next-btn {
  flex: 1;
  padding: 14px 24px;
  background: linear-gradient(135deg, var(--sas-primary) 0%, var(--sas-primary-2) 100%);
  color: #fff;
  border: none;
  border-radius: var(--sas-btn-radius);
  font-size: 1em;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.03em;
  box-shadow: 0 4px 18px color-mix(in srgb, var(--sas-primary) 35%, transparent);
  transition: transform .2s var(--sas-ease), box-shadow .2s var(--sas-ease);
  position: relative;
  overflow: hidden;
  min-height: 50px;
  -webkit-appearance: none;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none !important;
  box-sizing: border-box;
  touch-action: manipulation;
}

.sas-next-btn::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  transition: left .4s;
}

.sas-next-btn:not(:disabled):hover::after { left: 100%; }
.sas-next-btn:not(:disabled):hover { transform: translateY(-2px); box-shadow: 0 8px 26px color-mix(in srgb, var(--sas-primary) 42%, transparent); }
.sas-next-btn:not(:disabled):active { transform: translateY(0); }
.sas-next-btn:disabled,
.sas-next-btn.sas-btn-disabled { opacity: 0.75; cursor: not-allowed; pointer-events: none; }

/* ── Button loading wrapper ───────────────────────────────── */
.sas-btn-loading {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 22px;
}

.sas-btn-wait-text {
  font-size: 0.93em;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.01em;
  line-height: 1;
}

/* ── Animation: bouncing dots ─────────────────────────────── */
.sas-dot {
  display: block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.95);
  animation: sas-dot-bounce 1s infinite;
}

.sas-dot:nth-child(2) { animation-delay: 0.15s; }
.sas-dot:nth-child(3) { animation-delay: 0.30s; }

@keyframes sas-dot-bounce {
  0%, 80%, 100% { transform: scale(0.65); opacity: 0.45; }
  40%           { transform: scale(1.2);  opacity: 1;    }
}

/* ── Animation: spinning ring ─────────────────────────────── */
.sas-btn-spinner {
  display: block;
  width: 22px; height: 22px;
  border: 3px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: sas-spin .7s linear infinite;
}

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

/* ── Animation: pulsing dot ───────────────────────────────── */
.sas-btn-pulse {
  display: block;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: rgba(255,255,255,0.9);
  animation: sas-pulse-anim 1s ease-in-out infinite;
}

@keyframes sas-pulse-anim {
  0%, 100% { transform: scale(0.7); opacity: 0.5; }
  50%      { transform: scale(1.2); opacity: 1;   }
}



/* ── Entrance animation ───────────────────────────────────── */
@keyframes sas-fade-in {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Input error ──────────────────────────────────────────── */
.sas-input-error {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 4px rgba(239,68,68,0.12) !important;
  animation: sas-shake 0.4s var(--sas-ease);
}

@keyframes sas-shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(4px); }
  30%, 50%, 70% { transform: translateX(-5px); }
  40%, 60% { transform: translateX(5px); }
}

/* ── Mobile ───────────────────────────────────────────────── */
@media (max-width: 600px) {
  .sas-card { padding: 22px 18px; }
  .sas-question-label { font-size: 1.08em; }
  .sas-actions { flex-direction: column; }
  .sas-next-btn { order: 1; width: 100%; }
}




/* ── Full-screen popup scroll lock ─────────────────────────── */
html.sas-popup-open {
  overflow: hidden !important;
  overscroll-behavior: none;
}

body.sas-popup-open {
  overflow: hidden !important;
  overscroll-behavior: none;
}

/* The page behind an overlay is locked, but the overlay can still scroll on
   small screens or landscape devices if its content is taller than the viewport. */
.sas-preload-overlay,
.sas-verify-overlay {
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

/* ── Preload overlay ──────────────────────────────────────── */
.sas-preload-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 99999999;
  display: flex;
  align-items: center;
  justify-content: center;
  /* No transition on entry — overlay must appear instantly to block page content */
  transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.sas-preload-overlay.sas-preload-hide {
  opacity: 0;
  pointer-events: none;
}

/* Preload: spinning ring */
.sas-pre-spinner {
  width: 44px; height: 44px;
  border: 4px solid rgba(255,255,255,0.15);
  border-top-color: var(--sas-primary);
  border-radius: 50%;
  animation: sas-spin .75s linear infinite;
}

/* Preload: bouncing dots */
.sas-pre-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}

.sas-pre-dots span {
  display: block;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--sas-primary);
  animation: sas-dot-bounce 1s infinite;
}

.sas-pre-dots span:nth-child(2) { animation-delay: 0.15s; }
.sas-pre-dots span:nth-child(3) { animation-delay: 0.30s; }

/* Preload: pulse */
.sas-pre-pulse {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--sas-primary);
  animation: sas-pulse-anim 1s ease-in-out infinite;
}

/* Preload: progress bar */
.sas-pre-bar {
  width: min(80vw, 320px);
  height: 4px;
  background: rgba(255,255,255,0.12);
  border-radius: 99px;
  overflow: hidden;
}

.sas-pre-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--sas-primary), var(--sas-primary-2));
  border-radius: 99px;
  animation: sas-bar-fill 3s ease-in-out forwards;
}

@keyframes sas-bar-fill {
  0%   { width: 0%; }
  60%  { width: 80%; }
  100% { width: 95%; }
}

/* ── Preload text + icon layout ──────────────────────────── */
.sas-preload-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.sas-preload-text {
  color: #ffffff !important;
  font-size: 1.1em;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-align: center;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  text-shadow: none;
  margin: 0 0 16px 0;
  padding: 0;
  line-height: 1;
}

/* ── Top ads wrapper — Ad1 + Ad2 share one label ─────────── */
.sas-top-ads-wrap {
  width: 100%;
  margin-bottom: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.sas-top-ads-wrap > .sas-ad-label {
  display: block;
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #b0b7c3;
  margin-bottom: 4px;
  user-select: none;
  width: 100%;
  text-align: center;
}

.sas-ad-unit {
  width: 100%;
  margin: 0 0 6px 0;
  overflow: hidden;
  text-align: center;
  /* Force AdSense iframe to center */
  display: block;
}

.sas-ad-unit > * {
  display: block !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

.sas-ad-unit ins.adsbygoogle {
  display: block !important;
  margin: 0 auto !important;
}

/* ── Bottom spacer — after all content ───────────────────── */
.sas-bottom-spacer {
  display: block;
  width: 100%;
  flex-shrink: 0;
  pointer-events: none;
}

/* ── Survey title ─────────────────────────────────────────── */
.sas-survey-header {
  margin-bottom: 18px;
}

.sas-survey-title {
  font-size: 18px !important;
  font-weight: 700 !important;
  color: var(--sas-text) !important;
  margin: 0 0 4px 0 !important;
  padding: 0 !important;
  line-height: 1.3 !important;
  letter-spacing: -0.01em !important;
  font-family: inherit !important;
}

.sas-survey-subtitle {
  font-size: 12px !important;
  color: rgba(26, 26, 46, 0.8) !important;
  margin: 0 !important;
  padding: 0 !important;
  font-weight: 400 !important;
  line-height: 1.4 !important;
}

/* ── Submit error flash state ────────────────────────────── */
.sas-next-btn .sas-btn-text {
  transition: color 0.15s ease;
}

.sas-next-btn.sas-btn-error {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%) !important;
  box-shadow: 0 4px 18px rgba(220,38,38,0.4) !important;
}

.sas-next-btn.sas-btn-success {
  background: linear-gradient(135deg, #16a34a 0%, #15803d 100%) !important;
  box-shadow: 0 4px 18px rgba(22,163,74,0.4) !important;
}

@media (max-width:768px){
    body.ass-present #masthead,
    body.ass-present .site-header,
    body.ass-present .ast-mobile-header-wrap{
        display:none !important;
    }
    body.ass-present #content,
    body.ass-present .site-content,
    body.ass-present .ast-container,
    body.ass-present article{
        margin-top:0 !important;
        padding-top:0 !important;
    }
}

/* ── Preload subtitle ─────────────────────────────────────── */
.sas-preload-subtext {
  color: rgba(255,255,255,0.65) !important;
  font-size: 13px !important;
  font-weight: 400 !important;
  text-align: center;
  margin: -8px 0 0 0;
  padding: 0;
  font-family: 'Segoe UI', system-ui, sans-serif;
}

/* ── Bot verification overlay ────────────────────────────── */
.sas-verify-overlay {
  position: fixed;
  inset: 0;
  z-index: 999999999; /* above preload overlay */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  transition: opacity 0.4s cubic-bezier(0.4,0,0.2,1);
}

.sas-verify-overlay.sas-verify-hide {
  opacity: 0;
  pointer-events: none;
}

.sas-verify-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 18px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 32px 28px;
  width: 100%;
  max-width: 360px;
  text-align: center;
  color: #fff;
}

.sas-verify-header {
  margin-bottom: 20px;
}

.sas-verify-title {
  font-size: 20px !important;
  font-weight: 700 !important;
  color: #fff !important;
  margin: 0 0 6px 0 !important;
  padding: 0 !important;
  line-height: 1.3 !important;
}

.sas-verify-sub {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  margin: 0;
  line-height: 1.4;
}

/* Progress dots */
.sas-verify-progress {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 22px;
}

.sas-verify-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  transition: background 0.3s;
}

.sas-verify-dot.active {
  background: var(--sas-primary);
}

.sas-verify-dot.done {
  background: rgba(255,255,255,0.6);
}

/* Math question */
.sas-verify-question {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  line-height: 1.3;
}

/* Answer buttons */
.sas-verify-answers {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sas-verify-answer {
  width: 100%;
  padding: 14px 20px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
  -webkit-appearance: none;
  appearance: none;
}

.sas-verify-answer:hover {
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.4);
}

.sas-verify-answer:active {
  transform: scale(0.98);
}

.sas-verify-answer.correct {
  background: rgba(0,177,64,0.25);
  border-color: var(--sas-primary);
}

.sas-verify-answer.wrong {
  background: rgba(220,38,38,0.2);
  border-color: #dc2626;
}

/* Verifying stage */
.sas-verify-checking {
  padding: 20px 0;
}

.sas-verify-checking-text {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  margin-top: 16px;
}

/* Success stage */
.sas-verify-success-wrap {
  padding: 10px 0;
}

.sas-verify-checkmark {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--sas-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 32px;
  animation: sas-pop 0.4s cubic-bezier(0.34,1.56,0.64,1) both;
}

@keyframes sas-pop {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.sas-verify-success-title {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 20px 0;
}

.sas-verify-continue-btn {
  display: block;
  width: 100%;
  box-sizing: border-box;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  padding: 14px 24px;
  background: linear-gradient(135deg, var(--sas-primary) 0%, var(--sas-primary-2) 100%);
  color: #fff;
  border: none;
  border-radius: var(--sas-btn-radius);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(0,177,64,0.4);
  transition: transform 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
}

.sas-verify-continue-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(0,177,64,0.5);
}