/* ProAI Expert — Selected Thinking / Editorial Decision Desk R1.2
   Signature finish only. R1 + R1.1 product remain authoritative and untouched. */

/* ------------------------------------------------------------
   Signature Decision Signal
   ------------------------------------------------------------ */
.selected-thinking-r1__framework--lead {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  max-width: 720px;
  padding-top: 20px;
  border-top: 0;
}

.selected-thinking-r1__framework--lead::before,
.selected-thinking-r1__framework--lead::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 4px;
  height: 1px;
  transform-origin: left center;
}

.selected-thinking-r1__framework--lead::before {
  right: 3px;
  background: rgba(217, 215, 209, .24);
}

.selected-thinking-r1__framework--lead::after {
  width: 11%;
  background: rgba(156, 150, 190, .78);
}

.selected-thinking-r1__framework--lead > i {
  display: none;
}

.selected-thinking-r1__framework--lead > span {
  position: relative;
  min-width: 0;
  padding-right: 10px;
  white-space: nowrap;
}

.selected-thinking-r1__framework--lead > span::before {
  content: "";
  position: absolute;
  left: 1px;
  top: -20px;
  width: 6px;
  height: 6px;
  border: 1px solid rgba(217, 215, 209, .62);
  border-radius: 50%;
  background: var(--st-bg);
  transition: border-color 220ms ease, background-color 220ms ease, transform 220ms ease;
}

.selected-thinking-r1__framework--lead > span:first-of-type::before {
  border-color: var(--st-accent);
  background: var(--st-accent);
}

/* ------------------------------------------------------------
   One-shot authored entry choreography
   Total perceived sequence: ~1.15s, then full stillness.
   ------------------------------------------------------------ */
@keyframes st-r12-enter {
  from { opacity: 0; transform: translateY(11px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes st-r12-title {
  from {
    opacity: 0;
    transform: translateY(14px);
    clip-path: inset(0 0 95% 0);
    letter-spacing: -.048em;
  }
  to {
    opacity: 1;
    transform: translateY(0);
    clip-path: inset(0 0 0 0);
    letter-spacing: -.054em;
  }
}

@keyframes st-r12-rule {
  from { opacity: .28; transform: scaleX(.05); }
  to { opacity: 1; transform: scaleX(1); }
}

@keyframes st-r12-signal-line {
  from { opacity: .25; transform: scaleX(0); }
  to { opacity: 1; transform: scaleX(1); }
}

@keyframes st-r12-signal-node {
  from { opacity: 0; transform: scale(.35); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes st-r12-signal-label {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.st-r1-js .selected-thinking-r1 .selected-thinking-r1__header h2[data-st-reveal] {
  opacity: 0;
  transform: translateY(14px);
  clip-path: inset(0 0 95% 0);
}

.st-r1-js .selected-thinking-r1 .selected-thinking-r1__framework--lead::before,
.st-r1-js .selected-thinking-r1 .selected-thinking-r1__framework--lead::after {
  opacity: .25;
  transform: scaleX(0);
}

.st-r1-js .selected-thinking-r1 .selected-thinking-r1__framework--lead > span {
  opacity: 0;
  transform: translateY(4px);
}

.st-r1-js .selected-thinking-r1 .selected-thinking-r1__framework--lead > span::before {
  opacity: 0;
  transform: scale(.35);
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__eyebrow[data-st-reveal] {
  animation: st-r12-enter 300ms cubic-bezier(.22,1,.36,1) 0ms forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__header h2[data-st-reveal] {
  animation: st-r12-title 520ms cubic-bezier(.22,1,.36,1) 70ms forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__intro[data-st-reveal] {
  animation: st-r12-enter 430ms cubic-bezier(.22,1,.36,1) 160ms forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__header-rule[data-st-rule] {
  animation: st-r12-rule 620ms cubic-bezier(.22,1,.36,1) 250ms forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__lead[data-st-reveal] {
  animation: st-r12-enter 430ms cubic-bezier(.22,1,.36,1) 330ms forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead::before {
  animation: st-r12-signal-line 560ms cubic-bezier(.22,1,.36,1) 470ms forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead::after {
  animation: st-r12-signal-line 420ms cubic-bezier(.22,1,.36,1) 520ms forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span:nth-of-type(1),
.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span:nth-of-type(1)::before {
  animation-delay: 545ms;
}
.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span:nth-of-type(2),
.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span:nth-of-type(2)::before {
  animation-delay: 645ms;
}
.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span:nth-of-type(3),
.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span:nth-of-type(3)::before {
  animation-delay: 745ms;
}
.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span:nth-of-type(4),
.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span:nth-of-type(4)::before {
  animation-delay: 845ms;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span {
  animation-name: st-r12-signal-label;
  animation-duration: 260ms;
  animation-timing-function: cubic-bezier(.22,1,.36,1);
  animation-fill-mode: forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__framework--lead > span::before {
  animation-name: st-r12-signal-node;
  animation-duration: 180ms;
  animation-timing-function: cubic-bezier(.22,1,.36,1);
  animation-fill-mode: forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__support-record:first-child[data-st-reveal] {
  animation: st-r12-enter 320ms cubic-bezier(.22,1,.36,1) 680ms forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__support-record:last-child[data-st-reveal] {
  animation: st-r12-enter 320ms cubic-bezier(.22,1,.36,1) 760ms forwards;
}

.st-r1-js .selected-thinking-r1.st-r1-visible .selected-thinking-r1__archive[data-st-reveal] {
  animation: st-r12-enter 280ms cubic-bezier(.22,1,.36,1) 840ms forwards;
}

/* ------------------------------------------------------------
   Desktop interaction finish — no lift, no panels, no glow.
   ------------------------------------------------------------ */
.selected-thinking-r1__lead h3 a,
.selected-thinking-r1__support-record h3 a,
.selected-thinking-r1__support-record,
.selected-thinking-r1__support-record .selected-thinking-r1__meta,
.selected-thinking-r1__choice i,
.selected-thinking-r1__framework--compact i,
.selected-thinking-r1__framework--lead::before,
.selected-thinking-r1__framework--lead::after,
.selected-thinking-r1__archive a,
.selected-thinking-r1__archive a span {
  transition-duration: 220ms;
  transition-timing-function: ease;
}

.selected-thinking-r1__archive a {
  color: rgba(241, 240, 236, .88);
}

@media (hover: hover) and (pointer: fine) {
  .selected-thinking-r1__lead:has(h3 a:hover) .selected-thinking-r1__framework--lead::before,
  .selected-thinking-r1__lead:focus-within .selected-thinking-r1__framework--lead::before {
    background: rgba(217, 215, 209, .36);
  }

  .selected-thinking-r1__lead:has(h3 a:hover) .selected-thinking-r1__framework--lead::after,
  .selected-thinking-r1__lead:focus-within .selected-thinking-r1__framework--lead::after {
    width: 15%;
    background: rgba(156, 150, 190, .92);
  }

  .selected-thinking-r1__lead:has(h3 a:hover) .selected-thinking-r1__framework--lead > span:last-of-type::before,
  .selected-thinking-r1__lead:focus-within .selected-thinking-r1__framework--lead > span:last-of-type::before {
    border-color: var(--st-accent);
    background: rgba(156, 150, 190, .22);
    transform: scale(1.08);
  }

  .selected-thinking-r1__lead:focus-within h3 a,
  .selected-thinking-r1__support-record:focus-within h3 a {
    color: #fff;
  }

  .selected-thinking-r1__lead:focus-within .selected-thinking-r1__read b,
  .selected-thinking-r1__support-record:focus-within .selected-thinking-r1__read b {
    transform: translateX(4px);
  }

  .selected-thinking-r1__support-record:has(h3 a:hover),
  .selected-thinking-r1__support-record:focus-within {
    border-bottom-color: rgba(235, 233, 228, .25);
  }

  .selected-thinking-r1__support-record:has(h3 a:hover) .selected-thinking-r1__meta,
  .selected-thinking-r1__support-record:focus-within .selected-thinking-r1__meta {
    color: rgba(235, 233, 228, .72);
  }

  .selected-thinking-r1__support-record:has(h3 a:hover) .selected-thinking-r1__choice i,
  .selected-thinking-r1__support-record:focus-within .selected-thinking-r1__choice i,
  .selected-thinking-r1__support-record:has(h3 a:hover) .selected-thinking-r1__framework--compact i,
  .selected-thinking-r1__support-record:focus-within .selected-thinking-r1__framework--compact i {
    background: rgba(156, 150, 190, .48);
  }

  .selected-thinking-r1__archive a:hover,
  .selected-thinking-r1__archive a:focus-visible {
    color: #fff;
  }
}

/* ------------------------------------------------------------
   Mobile readability discipline.
   Meaningful visible microtype never drops below 8.25px;
   body/summary never drops below 10.75px.
   ------------------------------------------------------------ */
@media (max-width: 620px) {
  .selected-thinking-r1__meta,
  .selected-thinking-r1__support-record .selected-thinking-r1__meta {
    font-size: 8.75px;
    letter-spacing: .055em;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__summary {
    font-size: 11px;
    line-height: 1.36;
  }

  .selected-thinking-r1__framework--lead {
    margin-top: 16px;
    padding-top: 14px;
    font-size: 8.35px;
    letter-spacing: .025em;
  }

  .selected-thinking-r1__framework--lead::before,
  .selected-thinking-r1__framework--lead::after {
    top: 3px;
  }

  .selected-thinking-r1__framework--lead > span {
    padding-right: 3px;
  }

  .selected-thinking-r1__framework--lead > span::before {
    top: -14px;
    width: 5px;
    height: 5px;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__choice,
  .selected-thinking-r1__support-record .selected-thinking-r1__framework--compact {
    margin-top: 6px;
    padding-top: 6px;
    font-size: 8.25px;
    letter-spacing: .01em;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__choice {
    gap: 4px;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__choice > div {
    gap: 5px;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__framework--compact i {
    min-width: 4px;
    margin-inline: 3px;
  }

  .selected-thinking-r1__lead .selected-thinking-r1__read {
    min-height: 22px;
    margin-top: 9px;
    font-size: 8.75px;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__read,
  .selected-thinking-r1__support-record + .selected-thinking-r1__support-record .selected-thinking-r1__read {
    display: inline-flex;
    min-height: 18px;
    margin-top: 5px;
    align-items: center;
    font-size: 8.5px;
  }

  .selected-thinking-r1__support-record,
  .selected-thinking-r1__support-record + .selected-thinking-r1__support-record {
    padding-top: 12px;
    padding-bottom: 11px;
  }

  .selected-thinking-r1__archive {
    padding-top: 7px;
  }

  .selected-thinking-r1__archive a {
    min-height: 44px;
    font-size: 8.75px;
  }

  .selected-thinking-r1--ru .selected-thinking-r1__framework--lead {
    grid-template-columns: 1.15fr .95fr .9fr 1fr;
    font-size: 8.25px;
    letter-spacing: 0;
  }
}

@media (max-width: 350px) {
  #selected-thinking-r1.selected-thinking-r1 {
    padding-top: 38px;
    padding-bottom: 32px;
  }

  .selected-thinking-r1__support {
    font-size: 11px;
    line-height: 1.38;
  }

  .selected-thinking-r1__lead .selected-thinking-r1__summary {
    font-size: 11.25px;
    line-height: 1.4;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__summary {
    font-size: 10.75px;
    line-height: 1.34;
  }

  .selected-thinking-r1__framework--lead,
  .selected-thinking-r1--ru .selected-thinking-r1__framework--lead,
  .selected-thinking-r1__support-record .selected-thinking-r1__choice,
  .selected-thinking-r1__support-record .selected-thinking-r1__framework--compact {
    font-size: 8.25px;
  }

  .selected-thinking-r1__meta,
  .selected-thinking-r1__support-record .selected-thinking-r1__meta {
    font-size: 8.5px;
  }

  .selected-thinking-r1__lead .selected-thinking-r1__read,
  .selected-thinking-r1__support-record .selected-thinking-r1__read,
  .selected-thinking-r1__support-record + .selected-thinking-r1__support-record .selected-thinking-r1__read,
  .selected-thinking-r1__archive a {
    font-size: 8.5px;
  }

  .selected-thinking-r1__support-record,
  .selected-thinking-r1__support-record + .selected-thinking-r1__support-record {
    padding-top: 10px;
    padding-bottom: 9px;
  }
}

/* ------------------------------------------------------------
   Mobile landscape — preserve the R1.1 density win while restoring
   readable type and a visible directional affordance.
   ------------------------------------------------------------ */
@media (min-width: 621px) and (max-width: 932px) and (max-height: 500px) {
  #selected-thinking-r1.selected-thinking-r1 {
    padding-top: 28px;
    padding-bottom: 24px;
  }

  .selected-thinking-r1__eyebrow {
    font-size: 8.5px;
  }

  .selected-thinking-r1__support {
    font-size: 10.75px;
    line-height: 1.34;
  }

  .selected-thinking-r1__lead .selected-thinking-r1__summary {
    font-size: 11px;
    line-height: 1.35;
  }

  .selected-thinking-r1__framework--lead,
  .selected-thinking-r1--ru .selected-thinking-r1__framework--lead {
    margin-top: 11px;
    padding-top: 13px;
    font-size: 8.25px;
    letter-spacing: 0;
  }

  .selected-thinking-r1__framework--lead::before,
  .selected-thinking-r1__framework--lead::after {
    top: 3px;
  }

  .selected-thinking-r1__framework--lead > span::before {
    top: -13px;
    width: 5px;
    height: 5px;
  }

  .selected-thinking-r1__record-head {
    gap: 8px;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__meta {
    font-size: 8.5px;
    letter-spacing: .035em;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__summary {
    margin-top: 4px;
    font-size: 10.75px;
    line-height: 1.28;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__choice,
  .selected-thinking-r1__support-record .selected-thinking-r1__framework--compact {
    margin-top: 5px;
    padding-top: 5px;
    font-size: 8.25px;
    letter-spacing: 0;
  }

  .selected-thinking-r1__support-record,
  .selected-thinking-r1__support-record + .selected-thinking-r1__support-record {
    padding-top: 12px;
    padding-bottom: 10px;
  }

  .selected-thinking-r1__support-record .selected-thinking-r1__read,
  .selected-thinking-r1__support-record + .selected-thinking-r1__support-record .selected-thinking-r1__read {
    display: inline-flex;
    position: static;
    min-height: 18px;
    margin-top: 4px;
    align-items: center;
    font-size: 8.5px;
  }

  .selected-thinking-r1__lead .selected-thinking-r1__read {
    min-height: 20px;
    margin-top: 5px;
    font-size: 8.5px;
  }

  .selected-thinking-r1__archive a {
    min-height: 44px;
    font-size: 8.5px;
  }
}

/* Reduced motion: all authored states resolve immediately. */
@media (prefers-reduced-motion: reduce) {
  .st-r1-js .selected-thinking-r1 [data-st-reveal],
  .st-r1-js .selected-thinking-r1 [data-st-rule],
  .st-r1-js .selected-thinking-r1 .selected-thinking-r1__framework--lead,
  .st-r1-js .selected-thinking-r1 .selected-thinking-r1__framework--lead::before,
  .st-r1-js .selected-thinking-r1 .selected-thinking-r1__framework--lead::after,
  .st-r1-js .selected-thinking-r1 .selected-thinking-r1__framework--lead > span,
  .st-r1-js .selected-thinking-r1 .selected-thinking-r1__framework--lead > span::before {
    opacity: 1 !important;
    transform: none !important;
    clip-path: none !important;
    animation: none !important;
  }

  .selected-thinking-r1__framework--lead::before,
  .selected-thinking-r1__framework--lead::after,
  .selected-thinking-r1__framework--lead > span::before,
  .selected-thinking-r1__support-record,
  .selected-thinking-r1__support-record .selected-thinking-r1__meta,
  .selected-thinking-r1__choice i,
  .selected-thinking-r1__framework--compact i {
    transition: none !important;
  }
}

/* Portrait optical breathing: preserve premium cadence without shrinking text. */
@media (max-width: 620px) {
  .selected-thinking-r1__header-rule { margin-top: 20px; }
  .selected-thinking-r1__lead { padding-top: 25px; padding-bottom: 42px; }
  .selected-thinking-r1__lead .selected-thinking-r1__read { margin-top: 12px; }
  .selected-thinking-r1__supports { padding-top: 17px; }
  .selected-thinking-r1__support-record,
  .selected-thinking-r1__support-record + .selected-thinking-r1__support-record {
    padding-top: 15px;
    padding-bottom: 14px;
  }
  .selected-thinking-r1__archive { padding-top: 12px; }
}

@media (max-width: 350px) {
  .selected-thinking-r1__lead { padding-top: 22px; padding-bottom: 36px; }
  .selected-thinking-r1__supports { padding-top: 14px; }
  .selected-thinking-r1__support-record,
  .selected-thinking-r1__support-record + .selected-thinking-r1__support-record {
    padding-top: 13px;
    padding-bottom: 12px;
  }
  .selected-thinking-r1__archive { padding-top: 10px; }
}