/**
 * Mastery System V2 — premium card skins + mini-dot stages (pilot only).
 * Visual references: green = stage 4, blue = stage 5, gold = stage 6 (no crown).
 */

.ex-btn.telc-m2-premium {
  position: relative;
  isolation: isolate;
  border: 2px solid transparent;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
  overflow: hidden;
}

.ex-btn.telc-m2-premium .ex-label,
.ex-btn.telc-m2-premium .ex-label-row {
  position: relative;
  z-index: 2;
  font-weight: 700;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.35);
}

.ex-btn.telc-m2-premium::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: 0;
  background:
    linear-gradient(125deg, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0) 42%, rgba(255, 255, 255, 0.2) 68%, rgba(255, 255, 255, 0) 100%);
  opacity: 0.9;
}

.ex-btn.telc-m2-premium::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: 1;
  background-image:
    radial-gradient(circle at 12% 40%, rgba(255, 255, 255, 0.95) 0 1px, transparent 2px),
    radial-gradient(circle at 22% 70%, rgba(255, 250, 200, 0.9) 0 1.2px, transparent 2.5px),
    radial-gradient(circle at 78% 28%, rgba(255, 255, 255, 0.85) 0 1px, transparent 2px),
    radial-gradient(circle at 88% 62%, rgba(255, 240, 160, 0.75) 0 1.4px, transparent 3px);
  opacity: 0.55;
}

/* Stage 4 — premium green */
.ex-btn.telc-m2-premium--green {
  background: linear-gradient(145deg, #b8f57a 0%, #7ed957 38%, #5ecf4a 72%, #8aee6a 100%) !important;
  border-color: #d4af37 !important;
  box-shadow:
    0 0 0 1px rgba(255, 220, 120, 0.65),
    0 0 0 3px rgba(212, 175, 55, 0.45),
    0 4px 14px rgba(46, 125, 50, 0.25);
}

.ex-btn.telc-m2-premium--green .ex-label {
  color: #14331a !important;
}

/* Stage 5 — premium blue */
.ex-btn.telc-m2-premium--blue {
  background: linear-gradient(145deg, #c8f0ff 0%, #7ed6f5 40%, #4eb8ea 70%, #9ee4ff 100%) !important;
  border-color: #3db4ff !important;
  box-shadow:
    0 0 0 1px rgba(180, 230, 255, 0.8),
    0 0 0 3px rgba(45, 160, 230, 0.45),
    0 4px 14px rgba(25, 118, 210, 0.28);
}

.ex-btn.telc-m2-premium--blue .ex-label {
  color: #0b2a44 !important;
}

/* Stage 6 — premium gold master (no crown, no right badge slot) */
.ex-btn.telc-m2-premium--gold,
.ex-btn[data-m2-stage="6"] {
  background: linear-gradient(145deg, #ffe9a0 0%, #f0c14b 28%, #d4a017 55%, #f7d56a 78%, #c9961a 100%) !important;
  border-color: #f5e6a3 !important;
  box-shadow:
    0 0 0 1px rgba(255, 236, 170, 0.9),
    0 0 0 3px rgba(201, 150, 26, 0.55),
    0 4px 16px rgba(150, 100, 10, 0.35);
  /* Real layout: no space-between badge column */
  flex-direction: column !important;
  flex-wrap: nowrap !important;
  justify-content: center !important;
  align-items: center !important;
  text-align: center !important;
  gap: 4px !important;
  padding-left: 0.75rem !important;
  padding-right: 0.75rem !important;
}

.ex-btn.telc-m2-premium--gold .ex-label,
.ex-btn[data-m2-stage="6"] .ex-label {
  color: #3a2a08 !important;
  text-shadow: 0 1px 0 rgba(255, 245, 200, 0.55);
  flex: 0 1 auto !important;
  width: auto !important;
  max-width: 100% !important;
  text-align: center !important;
  padding-right: 0 !important;
  padding-left: 0 !important;
  margin: 0 !important;
  white-space: normal !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  display: -webkit-box !important;
  -webkit-box-orient: vertical !important;
  -webkit-line-clamp: 2 !important;
  line-height: 1.25 !important;
  font-weight: 800 !important;
  order: 2;
  z-index: 2;
}

.ex-btn.telc-m2-premium--gold .ex-label-row,
.ex-btn[data-m2-stage="6"] .ex-label-row {
  flex: 0 1 auto !important;
  justify-content: center !important;
  width: auto !important;
  max-width: 100% !important;
  order: 2;
}

/* Badge must leave the layout entirely at Stage 6 (not opacity:0) */
.ex-btn.telc-m2-premium--gold > .score-dot,
.ex-btn.telc-m2-premium--gold > .score-dot.master-score-badge,
.ex-btn.ex-version-picker-trigger.telc-m2-premium--gold > .score-dot.master-score-badge,
.ex-btn[data-m2-stage="6"] > .score-dot,
.ex-btn[data-m2-stage="6"] > .score-dot.master-score-badge,
.ex-btn.ex-version-picker-trigger[data-m2-stage="6"] > .score-dot.master-score-badge,
.score-dot.telc-m2-gold-hide-badge,
.score-dot.master-score-badge.telc-m2-gold-hide-badge {
  display: none !important;
  visibility: hidden !important;
  width: 0 !important;
  height: 0 !important;
  min-width: 0 !important;
  min-height: 0 !important;
  max-width: 0 !important;
  max-height: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  border: none !important;
  box-shadow: none !important;
  opacity: 0 !important;
  pointer-events: none !important;
  position: absolute !important;
  left: -9999px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
}

/* Grouped gold: dots + title centered as one unit */
.ex-btn.telc-m2-premium--gold .ex-subtask-frame-dots,
.ex-btn[data-m2-stage="6"] .ex-subtask-frame-dots {
  position: relative !important;
  top: auto !important;
  left: auto !important;
  right: auto !important;
  transform: none !important;
  margin: 0 0 2px 0 !important;
  padding: 0 !important;
  order: 1;
  z-index: 3;
  pointer-events: none;
}

.ex-btn.telc-m2-premium--gold:hover,
.ex-btn[data-m2-stage="6"]:hover {
  filter: brightness(1.04);
  box-shadow:
    0 0 0 1px rgba(255, 236, 170, 0.95),
    0 0 0 3px rgba(201, 150, 26, 0.65),
    0 6px 18px rgba(150, 100, 10, 0.4);
}

.ex-btn.telc-m2-premium--gold:active,
.ex-btn[data-m2-stage="6"]:active {
  filter: brightness(0.98);
}

/* Optional one-shot shine after first gold paint */
.ex-btn.telc-m2-premium--gold.telc-m2-gold-shine::before {
  animation: telc-m2-gold-shine-sweep 0.75s ease-out 1;
}

@keyframes telc-m2-gold-shine-sweep {
  0% {
    opacity: 0.35;
    transform: translateX(-40%) skewX(-12deg);
  }
  40% {
    opacity: 0.95;
  }
  100% {
    opacity: 0.55;
    transform: translateX(40%) skewX(-12deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ex-btn.telc-m2-premium::before,
  .ex-btn.telc-m2-premium::after {
    opacity: 0.35;
  }
  .ex-btn.telc-m2-premium--gold.telc-m2-gold-shine::before {
    animation: none !important;
  }
}

/* Mini-dots V2 — failed must stay red (never inherit green is-pass alias) */
.ex-subtask-micro-dot.is-pass.is-red,
.ex-subtask-micro-dot.is-red {
  background-color: #e53935 !important;
  border: 1px solid #e53935 !important;
  opacity: 1 !important;
  box-shadow: 0 0 4px rgba(229, 57, 53, 0.65) !important;
}

.ex-subtask-micro-dot.telc-m2-dot {
  opacity: 1 !important;
  border: 1.5px solid transparent;
  box-sizing: border-box;
}

.ex-subtask-micro-dot.telc-m2-dot--1 {
  background: #2e7d32 !important;
  border-color: #2e7d32;
}

.ex-subtask-micro-dot.telc-m2-dot--2 {
  background: #1976d2 !important;
  border-color: #1976d2;
}

.ex-subtask-micro-dot.telc-m2-dot--3 {
  background: linear-gradient(145deg, #ffe082, #f9a825) !important;
  border-color: #f9a825;
  box-shadow: 0 0 0 1px rgba(249, 168, 37, 0.45);
}

.ex-subtask-micro-dot.telc-m2-dot--4 {
  background: #2e7d32 !important;
  border-color: #f9a825 !important;
  box-shadow: 0 0 0 1.5px #f9a825;
}

.ex-subtask-micro-dot.telc-m2-dot--5 {
  background: #1976d2 !important;
  border-color: #f9a825 !important;
  box-shadow: 0 0 0 1.5px #f9a825;
}

.ex-subtask-micro-dot.telc-m2-dot--6 {
  background: linear-gradient(145deg, #fff3c4, #d4a017 45%, #b8860b) !important;
  border-color: #ffe082 !important;
  box-shadow:
    0 0 0 1px #fff8dc,
    0 0 4px rgba(212, 160, 23, 0.65);
}

/* Master badge tier colors — must beat any red opaque fallback */
.ex-btn .score-dot.master-score-badge.has-score.score-green,
.ex-btn.ex-version-picker-trigger > .score-dot.master-score-badge.has-score.score-green {
  background: #2e7d32 !important;
  background-color: #2e7d32 !important;
}
.ex-btn .score-dot.master-score-badge.has-score.score-blue,
.ex-btn.ex-version-picker-trigger > .score-dot.master-score-badge.has-score.score-blue {
  background: #1976d2 !important;
  background-color: #1976d2 !important;
}
.ex-btn .score-dot.master-score-badge.has-score.score-red,
.ex-btn.ex-version-picker-trigger > .score-dot.master-score-badge.has-score.score-red {
  background: #e53935 !important;
  background-color: #e53935 !important;
}
.ex-btn .score-dot.master-score-badge.has-score.score-gold:not(.telc-gold-crown-badge),
.ex-btn.ex-version-picker-trigger > .score-dot.master-score-badge.has-score.score-gold:not(.telc-gold-crown-badge) {
  background: #f9a825 !important;
  background-color: #f9a825 !important;
}

html.dark .ex-btn.telc-m2-premium--green .ex-label,
html.dark .ex-btn.telc-m2-premium--blue .ex-label,
html.dark .ex-btn.telc-m2-premium--gold .ex-label {
  color: #0f172a !important;
}

/*
 * Dark theme: mastery semantics beat neutral tile skins.
 * Root cause was html.dark div.ex-btn { background:#243047 !important }
 * (specificity 0,2,2) overriding .ex-btn.telc-m2-premium--* (0,2,0).
 * Neutral dark rules now exclude .telc-m2-premium; this block reasserts skins.
 */
html.dark a.ex-btn.telc-m2-premium--green,
html.dark div.ex-btn.telc-m2-premium--green,
html.dark button.ex-btn.telc-m2-premium--green,
html.dark .ex-btn.telc-m2-premium--green {
  background: linear-gradient(145deg, #a8e86a 0%, #6bcf45 38%, #4caf3a 72%, #7adf58 100%) !important;
  border-color: #e0c35a !important;
  color: #14331a !important;
  box-shadow:
    0 0 0 1px rgba(255, 220, 120, 0.55),
    0 0 0 3px rgba(212, 175, 55, 0.4),
    0 4px 18px rgba(46, 125, 50, 0.35),
    0 0 22px rgba(94, 207, 74, 0.18);
}

html.dark a.ex-btn.telc-m2-premium--blue,
html.dark div.ex-btn.telc-m2-premium--blue,
html.dark button.ex-btn.telc-m2-premium--blue,
html.dark .ex-btn.telc-m2-premium--blue {
  background: linear-gradient(145deg, #a8e4ff 0%, #5fc4ee 40%, #3aa0d8 70%, #7ed4f5 100%) !important;
  border-color: #5ec4ff !important;
  color: #0b2a44 !important;
  box-shadow:
    0 0 0 1px rgba(180, 230, 255, 0.7),
    0 0 0 3px rgba(45, 160, 230, 0.4),
    0 4px 18px rgba(25, 118, 210, 0.35),
    0 0 22px rgba(62, 180, 234, 0.2);
}

html.dark a.ex-btn.telc-m2-premium--gold,
html.dark div.ex-btn.telc-m2-premium--gold,
html.dark button.ex-btn.telc-m2-premium--gold,
html.dark .ex-btn.telc-m2-premium--gold,
html.dark a.ex-btn[data-m2-stage="6"],
html.dark div.ex-btn[data-m2-stage="6"],
html.dark button.ex-btn[data-m2-stage="6"],
html.dark .ex-btn[data-m2-stage="6"] {
  background: linear-gradient(145deg, #ffe6a0 0%, #efbf3a 28%, #c99212 55%, #f0cc55 78%, #b8860b 100%) !important;
  border-color: #ffe9a8 !important;
  color: #3a2a08 !important;
  box-shadow:
    0 0 0 1px rgba(255, 236, 170, 0.85),
    0 0 0 3px rgba(201, 150, 26, 0.5),
    0 4px 20px rgba(150, 100, 10, 0.45),
    0 0 28px rgba(240, 193, 75, 0.22);
}

html.dark a.ex-btn.telc-m2-premium--green:hover,
html.dark div.ex-btn.telc-m2-premium--green:hover,
html.dark button.ex-btn.telc-m2-premium--green:hover {
  background: linear-gradient(145deg, #a8e86a 0%, #6bcf45 38%, #4caf3a 72%, #7adf58 100%) !important;
  border-color: #e0c35a !important;
  filter: brightness(1.05);
}

html.dark a.ex-btn.telc-m2-premium--blue:hover,
html.dark div.ex-btn.telc-m2-premium--blue:hover,
html.dark button.ex-btn.telc-m2-premium--blue:hover {
  background: linear-gradient(145deg, #a8e4ff 0%, #5fc4ee 40%, #3aa0d8 70%, #7ed4f5 100%) !important;
  border-color: #5ec4ff !important;
  filter: brightness(1.05);
}

html.dark a.ex-btn.telc-m2-premium--gold:hover,
html.dark div.ex-btn.telc-m2-premium--gold:hover,
html.dark button.ex-btn.telc-m2-premium--gold:hover,
html.dark a.ex-btn[data-m2-stage="6"]:hover,
html.dark div.ex-btn[data-m2-stage="6"]:hover,
html.dark button.ex-btn[data-m2-stage="6"]:hover {
  background: linear-gradient(145deg, #ffe6a0 0%, #efbf3a 28%, #c99212 55%, #f0cc55 78%, #b8860b 100%) !important;
  border-color: #ffe9a8 !important;
  filter: brightness(1.05);
}

html.dark .ex-btn.telc-m2-premium--green .ex-label,
html.dark .ex-btn.telc-m2-premium--blue .ex-label,
html.dark .ex-btn.telc-m2-premium--gold .ex-label,
html.dark .ex-btn[data-m2-stage="6"] .ex-label,
html.dark a.ex-btn.telc-m2-premium .ex-label,
html.dark div.ex-btn.telc-m2-premium .ex-label {
  color: #0f172a !important;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.35);
}

/* Score badge tones stay semantic on dark pages */
html.dark .ex-btn .score-dot.master-score-badge.has-score.score-green,
html.dark .ex-btn.ex-version-picker-trigger > .score-dot.master-score-badge.has-score.score-green {
  background: #34a853 !important;
  background-color: #34a853 !important;
  color: #fff !important;
}
html.dark .ex-btn .score-dot.master-score-badge.has-score.score-blue,
html.dark .ex-btn.ex-version-picker-trigger > .score-dot.master-score-badge.has-score.score-blue {
  background: #1e88e5 !important;
  background-color: #1e88e5 !important;
  color: #fff !important;
}
html.dark .ex-btn .score-dot.master-score-badge.has-score.score-red,
html.dark .ex-btn.ex-version-picker-trigger > .score-dot.master-score-badge.has-score.score-red {
  background: #ef5350 !important;
  background-color: #ef5350 !important;
  color: #fff !important;
}

/* Neutral / dim micro-dots must remain visible on dark surfaces */
html.dark .ex-subtask-micro-dot.is-dim {
  background-color: #94a3b8 !important;
  opacity: 0.55 !important;
  border: none !important;
}

html.dark .ex-subtask-micro-dot.is-pass.is-red,
html.dark .ex-subtask-micro-dot.is-red {
  background-color: #ef5350 !important;
  border-color: #ef5350 !important;
  opacity: 1 !important;
  box-shadow: 0 0 5px rgba(239, 83, 80, 0.75) !important;
}

html.dark .ex-subtask-micro-dot.telc-m2-dot--1,
html.dark .ex-subtask-micro-dot.is-pass.is-green,
html.dark .ex-subtask-micro-dot.is-green {
  background-color: #34a853 !important;
  border-color: #34a853 !important;
  opacity: 1 !important;
  box-shadow: 0 0 5px rgba(52, 168, 83, 0.7) !important;
}

html.dark .ex-subtask-micro-dot.telc-m2-dot--2,
html.dark .ex-subtask-micro-dot.is-pass.is-blue,
html.dark .ex-subtask-micro-dot.is-blue {
  background-color: #1e88e5 !important;
  border-color: #1e88e5 !important;
  opacity: 1 !important;
  box-shadow: 0 0 5px rgba(30, 136, 229, 0.7) !important;
}

html.dark .ex-subtask-micro-dot.telc-m2-dot--3,
html.dark .ex-subtask-micro-dot.is-pass.is-gold,
html.dark .ex-subtask-micro-dot.is-gold {
  background: linear-gradient(145deg, #ffe082, #f9a825) !important;
  border-color: #f9a825 !important;
  opacity: 1 !important;
}

html.dark .ex-subtask-micro-dot.telc-m2-dot--4 {
  background: #34a853 !important;
  border-color: #f9a825 !important;
  box-shadow: 0 0 0 1.5px #f9a825;
  opacity: 1 !important;
}

html.dark .ex-subtask-micro-dot.telc-m2-dot--5 {
  background: #1e88e5 !important;
  border-color: #f9a825 !important;
  box-shadow: 0 0 0 1.5px #f9a825;
  opacity: 1 !important;
}

html.dark .ex-subtask-micro-dot.telc-m2-dot--6 {
  background: linear-gradient(145deg, #fff3c4, #d4a017 45%, #b8860b) !important;
  border-color: #ffe082 !important;
  opacity: 1 !important;
  box-shadow:
    0 0 0 1px #fff8dc,
    0 0 5px rgba(212, 160, 23, 0.75);
}

/* Crown stays luminous; do not gray-filter */
html.dark .ex-btn .score-dot.telc-gold-crown-badge.crown-badge,
html.dark .crown-badge {
  filter: none !important;
  opacity: 1 !important;
}

/* Wider score totals (e.g. 45/45) — keep readable in dark + light */
.ex-btn .score-dot.has-score,
a.ex-btn .score-dot.has-score,
div.ex-btn .score-dot.has-score {
  min-width: 40px !important;
  padding-inline: 2px !important;
  font-size: clamp(0.58rem, 1.8vw, 0.7rem) !important;
}